CN105500643A - Light guide plate pouring gate cold-cutting machine for cutting step by step and cold-cutting method thereof - Google Patents
Light guide plate pouring gate cold-cutting machine for cutting step by step and cold-cutting method thereof Download PDFInfo
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- CN105500643A CN105500643A CN201610033049.6A CN201610033049A CN105500643A CN 105500643 A CN105500643 A CN 105500643A CN 201610033049 A CN201610033049 A CN 201610033049A CN 105500643 A CN105500643 A CN 105500643A
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- localization tool
- vacuum
- cutting
- light guide
- vacuum localization
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/38—Cutting-off equipment for sprues or ingates
- B29C45/382—Cutting-off equipment for sprues or ingates disposed outside the mould
Abstract
The invention discloses a light guide plate pouring gate cold-cutting machine for cutting step by step and a cold-cutting method thereof. The light guide plate pouring gate cold-cutting machine comprises a stander, wherein a first cutting device and a second cutting device are arranged on the stander; a first vacuum positioning jig is arranged below the first cutting device; a second vacuum positioning jig is arranged below the second cutting device; a supporting table keeping clearances from the first vacuum positioning jig and the second vacuum positioning jig is arranged between the first vacuum positioning jig and the second vacuum positioning jig; in a normal state, the supporting table, the first vacuum positioning jig and the second vacuum positioning jig are combined into a placing trough for holding a workpiece to be processed, and the first vacuum positioning jig and/or the second vacuum positioning jig can move along the X-axial direction; the first vacuum positioning jig and the second vacuum positioning jig are arranged on a Y-axial moving mechanism. The light guide plate pouring gate cold-cutting machine can automatically position the workpiece to be processed and guarantee the precision of a cutting position; meanwhile, cutting step by step ensures the cutting quality; furthermore, the whole process is automatic, and the automation degree is high, so that the processing efficiency is greatly improved, and the labor cost of an enterprise is reduced.
Description
Technical field
The present invention relates to a kind of cold cut machine and cold cut method thereof, especially a kind of light guide plate cast gate cold cut machine of substep cutting and cold cut method thereof.
Background technology
Current small size light guide plate (lightguideplate) is the acrylic/PC plastic particles utilizing optical grade, and hot-melting and injection-molding is shaping, has processed site carry out transcription to light guide plate mesh point face by mould die.The specific lattice point structure in surface is utilized to be distributed at whole surface uniform through light transport properties such as reflection, refractions by the light propagated out.Utilize the structural design of mould can to go out ultra-thin light guide plate and coordinate the advanced technology collocation such as the processing of die site, V-CUT processing that the propagation of light more fully, is reasonably utilized can to process on ultra-thin basis that superbright, luminescence are even, the light guide plate of no dark space by ejection formation.Acrylic/PC particle carried out drying by heat transfer and the mode that is filled with concentration 99.99% nitrogen and is transported in forming machine heating spiral rod by optical grade pipeline before hot melt molding, the nitrogen simultaneously squeezing into concentration more than 99.99% again in screw rod can effectively squeeze the air originally had etc., and other easily cause the gases such as oxidation, general issues such as solution xanthochromia, bright spot etc.
In the manufacture process of light guide plate, need to form light conducting plate body by injection mold, when the injection mold injection moulding in use one mould two cave, because the resin hardened at cast gate place is formed on body as gate part, therefore after taking out injection molding part in grinding tool, must by excision accurate from profiled member body for gate part, i.e. cast gate cutting.
Existing gate cutting method, one is manually excised one by one with cutting knife, but this method labour intensity is large, and human cost is high, operating efficiency, and the quality of cutting is subject to the impact of factor and individual subjective factor and practical operation, and quality cannot ensure.
Another kind method is the cutter sweep in employing one mould two cave, is disposablely separated with cast gate by two profiled members, but is located by hydraulic manual in the tool in mould two cave due to workpiece to be added, and efficiency is slow, cannot ensure the accuracy of locating; Meanwhile, when both sides are cut simultaneously, two cutting knifes all can produce tensile stress to the intermediary form mouth of a river of light guide plate thus make it occur ambiguity shrink, draw high, and then the incision tract of light guide plate is out of shape, and have a strong impact on the quality of final products.
In addition, part high and new technology company adopts and cutter is added thermal cutting again with the requirement that glossing arrival cutting is smooth, but this method technique is loaded down with trivial details, cutting adopts hot melt principle, easy wire drawing, and fine finishining adopts glossing easily to produce chip, affect the performance of light guide plate, further, the price of this cutting equipment is high, adds the cost of enterprise.
Summary of the invention
An object of the present invention is exactly to solve the above-mentioned problems in the prior art, provides a kind of with self-positioning mechanism, and by pair light guide plate cast gate cold cut machine that cylinder substep cuts; Another object of the present invention is to provide a kind of cut by substep, avoid the cold cut method simultaneously cutting right light guide plate cut surface shape distortion.
Object of the present invention is achieved through the following technical solutions:
A kind of light guide plate cast gate cold cut machine of substep cutting, comprise frame, described frame is provided with the first cutter sweep and the second cutter sweep, below described first cutter sweep, is provided with the first vacuum localization tool, below described second cutter sweep, be provided with the second vacuum localization tool; Be provided with between described first vacuum localization tool and the second vacuum localization tool and keep gap with them respectively and brace table for supporting workpiece gate part to be added, under normality, they are combined into the standing groove for placing workpiece to be added; Described first vacuum localization tool and/or the second vacuum localization tool can move in the X-axis direction, and described first vacuum localization tool and the second vacuum localization tool are all arranged on a Y direction motion.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: described frame comprises substrate and table shape frame, the first cutting knife that described first cutter sweep comprises the first telescoping mechanism on the end face being arranged on described table shape frame and is fixed on described first telescoping mechanism, described second cutter sweep comprises setting the second telescoping mechanism on the top surface and the second cutting knife be fixed on described second telescoping mechanism.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: described first telescoping mechanism and the second telescoping mechanism specular, they include two gaps settings fixed head on the top surface, two described fixed heads are provided with the guide rail extended along Z-direction, described guide rail is mounted slidably slide bar, through hole on described end face is run through and affixed with an installing plate in the lower end of described slide bar, described installing plate is connected on the telescopic shaft of driving cylinder, described driving cylinder is arranged on described end face and its telescopic shaft runs through the second through hole of described end face.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: described first cutting knife is identical with the second cutting knife shape, and they include knife rest and blade, the sidewall of described blade and knife rest is formed specifies angle a.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: described first vacuum localization tool is identical with the second vacuum positioning tool structure, they include loading plate, described loading plate is provided with the accepting groove for the profiled member placing workpiece to be added, the bottom of described accepting groove offers some passages, connects vacuum power device below described passage, and the first end both sides of described accepting groove are respectively arranged with limited block; Second end of described accepting groove is provided with the delivery device comprising positioning cylinder and jacking block.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: the bottom of the loading plate of described first vacuum localization tool and/or the second vacuum localization tool is provided with slide block, described slide block mates with the slide rail on described Y direction motion, described Y direction motion is also provided with the first driving mechanism driving described loading plate to slide along described slide rail.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: described loading plate is provided with spacing hole, is provided with the locating dowel of mating with described spacing hole bottom described installing plate.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: the bottom of described installing plate is provided with lower platen, described lower platen is slidably disposed on slide bar, described lower platen is slidably disposed on slide bar, is arranged with the spring that two ends are fixed in the bottom of described installing plate and the upper end of lower platen respectively outside described slide bar.
Preferably, the light guide plate cast gate cold cut machine of described substep cutting, wherein: described Y direction motion comprises slide plate, the bottom of described slide plate is provided with the second slide block with chute, described second slide block is fastened on slidably and described substrate arranges ground, extends ground the second slide rail along Y direction, described substrate is also provided with the second driving mechanism driving described slide plate slides.
A cold cut method for the light guide plate cast gate cold cut machine of substep cutting, is characterized in that: comprise the steps:
S1, material loading step: workpiece to be added is put into the first vacuum localization tool and the second vacuum localization tool by manipulator, start vacuum power device absorption of workpieces to be added is fixed, and start the second driving mechanism and described first vacuum localization tool and the second vacuum localization tool are moved to cutting room below the first cutter sweep and the second cutter sweep;
S2, the first positioning step: close described vacuum power device, starts the positioning cylinder on described first vacuum localization tool, promotes described workpiece to be added, makes it against the limited block on described first vacuum localization tool, restarts described vacuum power device;
S3, the first cutting step: the driving cylinder starting described first cutter sweep, drives described first cutting knife to move down and the gate end of the workpiece to be added on the first vacuum localization tool is cut off rear reset; Starting the first driving mechanism makes described first vacuum localization tool move to the direction away from described second vacuum localization tool;
S4, the second positioning step: close described vacuum power device, starts the positioning cylinder on described second vacuum localization tool, promotes described workpiece to be added, makes it against the limited block on described second vacuum localization tool, restarts described vacuum power device;
S5, the second cutting step: the driving cylinder starting described second cutter sweep, drives described second cutting knife to move down and the gate end of the workpiece to be added on the second vacuum localization tool is cut off rear reset;
S6, blanking step: start the cutting room that described first vacuum localization tool and the second vacuum localization tool are shifted out described first cutter sweep and the second cutter sweep by described second driving mechanism, described manipulator blanking.
The advantage of technical solution of the present invention is mainly reflected in:
1. deft design of the present invention, rational in infrastructure, by effective combination of each mechanism, automation can carry out the location of workpiece to be added, ensure the accuracy of cutting position; Meanwhile, by substep cutting, can effectively avoid cutting the stress produced light guide plate simultaneously, the ambiguity avoiding the generation of the intermediary form mouth of a river is shunk, is drawn high, thus avoid cutting mouth place to occur distortion, ensure that cut quality, finally ensure that the quality of product; After first time cutting, remove the first vacuum localization tool in addition, thus avoid the impact on second time cutting, ensure that the accuracy of second time location; And material loading, location, cutting, blanking process carry out automatically, and automaticity is high, substantially increase working (machining) efficiency, reduce the human cost of enterprise.
2., by the cooperation of locating dowel and spacing hole, effectively can ensure that the first cutter sweep and the second cutter sweep and the first vacuum localization tool and the second vacuum localization tool are located accurately, there will not be error, ensure that the accuracy of cutting.
3., by arranging lower platen, can effective reference be provided and block for during cutting when cutting, ensureing the precision of cutting, and avoid by elastic construction pressure light guide plate being applied to rigidity, reduce the possibility of damage guide-rail plate.
4., by arranging shape and the material of cutting knife, effectively can ensure the precision of cutting.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic diagram of cutter sweep in the present invention;
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 2;
Fig. 4 is the structural representation of vacuum localization tool in the present invention;
Fig. 5 is the structural representation of cutting knife in the present invention;
Fig. 6 is the structural representation of Y direction motion in the present invention.
Detailed description of the invention
Object of the present invention, advantage and disadvantage, by for illustration and explanation for the non-limitative illustration passing through preferred embodiment below.These embodiments are only the prominent examples of application technical solution of the present invention, allly take equivalent replacement or equivalent transformation and the technical scheme that formed, all drop within the scope of protection of present invention.
The light guide plate cast gate cold cut machine of a kind of substep cutting that the present invention discloses, as shown in accompanying drawing 1, accompanying drawing 2, comprise frame 1, described frame 1 comprises substrate 11 and table shape frame 12, described substrate 11 is upper plates of a moveable framework, four angles of described framework are provided with universal wheel and station pin, described station pin is can stretching structure up and down.
Described table shape frame 12 comprises four root posts 121, described column 121 is connected on described substrate 11 respectively by connector 122, described connector 122 is arranged on described substrate 11 by bolt is dismountable, and on described column 121, square bolt is connected with top board 13 and described column 121 is positioned on four angles of described top board 13.
Certainly in other embodiments, described frame 1 also can be other feasible structures.
As shown in accompanying drawing 1-accompanying drawing 3, described top board 13 is provided with the first cutter sweep 2 and the second cutter sweep 3, concrete, the first cutting knife 22 that described first cutter sweep 2 comprises the first telescoping mechanism 21 on the top board 13 being arranged on described table shape frame 12 and is fixed on described first telescoping mechanism 21, described second cutter sweep 3 comprises the second telescoping mechanism 31 be arranged on described top board 13 and the second cutting knife 32 be fixed on described second telescoping mechanism 31.
As shown in Figure 2, described first telescoping mechanism 21 and the second telescoping mechanism 31 specular, they include two gaps and are arranged on fixed head 10 on described top board 13, described fixed head 10 comprises base plate 101 and connecting plate 102 vertically disposed with described base plate 101, linked into an integrated entity by stiffener 103 between described fixed head 101 and connecting plate 102, described base plate 101 bolt is connected on described top board 13.
The connecting plate 102 of two described fixed heads 10 is provided with the guide rail 20 extended along Z-direction, described guide rail 20 offers gathering sill, described guide rail 20 is mounted slidably slide bar 30, described slide bar 30 comprises the 3rd slide block that mates with described gathering sill and bolt and is connected to expansion link on described 3rd slide block, as shown in Figure 6, through hole 14 on described top board 13 is run through and with one to be positioned at the installing plate 40 of described top board 13 bottom affixed in the lower end of described slide bar 30, described installing plate 40 be connected to drive cylinder 50 telescopic shaft on.
Described driving cylinder 50 to be arranged at above described top board 13 by bearing 501 and between two described fixed heads 10, meanwhile, the telescopic shaft of described driving cylinder 50 runs through the second through hole 15 of described top board 13 and is connected with described installing plate 40.
The bottom of two described installing plates 40 is connected to described first cutting knife 22 and the second cutting knife 32, two described driving cylinders 50 drive described installing plate about 40 to stretch respectively, and then drives described first cutting knife 22 and the second cutting knife 32 to move up and down.
Certainly in other embodiments, described first cutting knife 22 and the second cutting knife 32 also can be directly connected on the telescopic shaft of described driving cylinder 50, thus simplify the overall structure of the first cutter sweep 2 and the second cutter sweep 3.
Further, as shown in Figure 5, described first cutting knife 22 is identical with the second cutting knife 32 shape, they include knife rest 100 and blade 110, described blade 110 is formed with the sidewall of described knife rest 100 and specifies angle a, by the design to the first cutting knife 22 and the second cutting knife 32, can guide cut direction when cutting, improving cutting accuracy.
And, described first cutting knife 22 and the second cutting knife 32 can be the known various materials with some strength and hardness, as mould steel, stainless steel, wolfram steel, titanium alloy etc., be preferably high velocity powder steel ASP60C, SKH55A, diamond wolfram steel VRA201, PR40A etc., can choose according to the material of product to be processed, thickness etc. in actual process.
Further, as shown in accompanying drawing 1, accompanying drawing 2, be provided with the first vacuum localization tool 4 mated with described first cutter sweep 2 below described first cutter sweep 2, below described second cutter sweep 3, be provided with the second vacuum localization tool 5 mated with described second cutter sweep 3; Described first cutter sweep 2 and the first vacuum localization tool 4 and described second cutter sweep 3 and the second vacuum localization tool 5 are all designed to feature die lamps structure, guarantee linear ability.
Be provided with the brace table 7 of the gate part for supporting workpiece 8 to be added between described first vacuum localization tool 4 and the second vacuum localization tool 5, described brace table 7 keeps gap with described first vacuum localization tool 4 and the second vacuum localization tool 5 respectively.
Concrete, as shown in Figure 4, described first vacuum localization tool 4 is identical with the second vacuum localization tool 5 structure, and the setting of their specular, and they include loading plate 41, described loading plate 41 is provided with the accepting groove 42 for placing workpiece 8 to be added, the bottom of described accepting groove 42 offers some passages 43, connects vacuum power device below described passage 43; Described first vacuum localization tool 4 and the second vacuum localization tool can be respectively arranged with vacuum power device, jointly can certainly connect a vacuum power device, and be preferably, they connect a vacuum power device jointly.
First end 421 both sides of described accepting groove 42 are respectively arranged with limited block 44, described limited block 44 is preferably L-type, and they are connected on the end face of described accepting groove 42 respectively by bolt, second end 422 of described accepting groove 42 is provided with the delivery device 47 comprising positioning cylinder 45 and jacking block 46, the workpiece to be added 8 that described jacking block 46 promotes in described accepting groove 42 under the driving of described positioning cylinder 45 moves to described limited block 44 direction, and the sidewall of described workpiece to be added 8 is resisted against on two pieces of described limited blocks 44 be limited to move.
Being preferably convex shape in the present invention of described brace table 7, can certainly be cuboid or square or other end faces be the shape of plane, and the apical side height of described brace table 7 is identical with the bottom level of described accepting groove 42.
Under normality, the limited block 44 on described first vacuum localization tool 4 is adjacent with limited block 44 position on described second vacuum localization tool 5, and their accepting groove 42 and the end face of described brace table 7 are combined into the standing groove for placing workpiece 8 to be added.
Further, described first vacuum localization tool 4 and/or the second vacuum localization tool 5 can move in the X-axis direction, preferably described first vacuum localization tool 4 is set to removable frame, concrete, the bottom of the loading plate 41 of described first vacuum localization tool 4 is provided with slide block 51, described slide block 51 is preferably two, and lay respectively at described loading plate 41 along Y direction both sides, described slide block 51 mates with the slide rail 61 on described Y direction motion 6, described slide rail 61 extends along X-direction, described Y direction motion 6 is also provided with the first driving mechanism 52 driving described loading plate 41 to slide along described slide rail 61.
Concrete, described first driving mechanism 52 comprises the driving cylinder 521 be fixed on described Y direction motion 6, described driving cylinder 521 can be the cylinder of various brand, as SMC etc., the telescopic end of described driving cylinder 521 is connected to a L shape connector 522, and described L shape connector is connected with the sidewall bolt of the Y direction of described loading plate 41; Described L shape connector 522 one end is also connected with along the flexible telescopic mast 523 of X-direction, described telescopic mast 523 is fixed on described Y direction motion 6 by L shape holder 524, during work, described driving cylinder 521 drives described connector 522 to move in the X-axis direction, and described connector 522 drives described loading plate 41 to move integrally.
Certainly in other embodiments, described first driving mechanism 52 also can be various other known drives structure, on the sidewall at the second end 422 place of loading plate 41 as described in the telescopic end as the cylinder stretched along X-direction is directly connected to, such cylinder can move along X-direction by loading plate 41 described in Direct driver.
Further again, as shown in Figure 1, described first vacuum localization tool 4 and the second vacuum localization tool 5 are all arranged on a Y direction motion 6, and follow described Y direction motion 6 and move along Y direction and enter or exit the cutting room of described first cutter sweep 2 and the second cutter sweep 3.
Concrete, as shown in Figure 6, described Y direction motion 6 comprises slide plate 62, the bottom of described slide plate 62 is provided with the second slide block 63 with chute, described second slide block 63 is fastened on slidably and described substrate 11 arranges ground, extends ground the second slide rail 64 along Y direction, gathering sill on chute on described second slide block 63 and described second slide rail 64 matches, the linear slide rail assembly that their are formed, can the deviation that produces in motion process of reasonable controller component.
Described substrate 11 is also provided with the second driving mechanism 65 driving described slide plate 62 to slide, described second driving mechanism 65 can be known various structures, in the present embodiment, preferably described second driving mechanism 52 comprises along the flexible linear cylinder of Y direction, and the telescopic end of described linear cylinder is connected to the bottom of described slide plate 62 by adaptor.
And, the sensor electric component of the driving cylinder in described driving cylinder, positioning cylinder, the first driving mechanism, the linear cylinder in the second driving mechanism and each Nodes is all electrically connected to a PLC control system, described sensor comprises magnetic sensor, proximity switch, vacuum transducer, fiber amplifier etc., during work, start push button signalling by human users and trigger complete machine action, whole equipment carries sensor signal node by PLC program by module and completes the restriction of each action node and drive.
The light guide plate cast gate cold cut machine of substep cutting of the present invention, the process that its work is comprises the steps:
S1, material loading step: the workpiece to be added 8 of injection mo(u)lding in one mould two cave injection mold put into the standing groove that described first vacuum localization tool 4, second vacuum localization tool 5 and brace table 7 formed by manipulator, now, the gate part of described workpiece to be added 8 is positioned on the end face of described brace table 7, and two profiled members of described workpiece 8 to be added lay respectively in the accepting groove 42 of described first vacuum localization tool 4 and the second vacuum localization tool 5.
Now, start described vacuum power device, by described passage 43, workpiece 8 to be added is adsorbed fixing; Then starting described second driving mechanism 65 drives described slide plate 62 to move to the cutting room direction below described first cutter sweep 2 and the second cutter sweep 3, and then described first vacuum localization tool 4 and the second vacuum localization tool 5 are moved to the cutting room below the first cutter sweep 2 and the second cutter sweep 3 by drive.
S2, first positioning step: now, close described vacuum power device, described workpiece to be added 8 is released, start the positioning cylinder 45 on described first vacuum localization tool 4, promote described workpiece to be added 8, the limited block 44 that the sidewall being located at the profiled member in described first vacuum localization tool 4 is resisted against on described first vacuum localization tool 4 is defined, then, restarting described vacuum power device adsorbs fixing by described workpiece 8 to be added.
S3, first cutting step: now, start the driving cylinder 50 of described first cutter sweep 2, drive described first cutting knife 22 to move down and the gate end of workpiece to be added 8 respective side on described first vacuum localization tool 4 is cut off, subsequently, the driving cylinder 50 of described first cutter sweep 2 drives described first cutting knife 22 to reset.
Starting described first driving mechanism 52 makes described first vacuum localization tool 2 move to the direction away from described second vacuum localization tool 3, thus described first vacuum localization tool 2 is increased with the distance of described first vacuum localization tool 3.
S4, second positioning step: then, close described vacuum power device, described workpiece to be added 8 is released, start the positioning cylinder 45 on described second vacuum localization tool 5, promote described workpiece to be added 8, the sidewall being located at the profiled member in described second vacuum localization tool 5 is defined against the limited block 44 on described second vacuum localization tool 5, restarts described vacuum power device and adsorbs fixing by described workpiece 8 to be added.
S5, second cutting step: then, restart the driving cylinder 50 of described second cutter sweep 3, drive described second cutting knife 32 to move down and by workpiece to be added 8 respective side on described second vacuum localization tool 5 gate end cut off, subsequently, the driving cylinder 50 in described second cutter sweep 3 drives described first cutting knife 22 to reset.
S6, blanking step: last, starts the cutting room that described first vacuum localization tool 4 and the second vacuum localization tool 5 are shifted out described first cutter sweep 2 and the second cutter sweep 3 by described second driving mechanism 65.
Close described vacuum power device, unclamp and the absorption of the profiled member in described first vacuum localization tool 4 and the second vacuum localization tool 5 is fixed, then by described manipulator, the profiled member in described accepting groove 42 is taken out blanking respectively.
Embodiment 2
The present embodiment is close with embodiment 1 overall structure, its distinctive points is: the described loading plate 41 of described first vacuum localization tool 4 and the second vacuum localization tool 5 is respectively arranged with spacing hole 411, be respectively arranged with the locating dowel 60 of mating with described spacing hole 411 bottom described installing plate 40, described spacing hole 411 and locating dowel 60 are respectively four.
The overall process of the present embodiment and embodiment 1 is close, distinctive points is: when the described installing plate 40 of propelling movement moves down described driving cylinder 50 downwards, described locating dowel 60 moves down simultaneously, and be plugged in the spacing hole 411 on described loading plate 41, thus ensure that the accurate location of described first cutter sweep 2 and the first vacuum localization tool 4 and described second cutter sweep 3 and the second vacuum localization tool 5.
Embodiment 3
Embodiment 1 is close with the integrated model of embodiment 1,2, its distinctive points is: the bottom of two described installing plates 40 is separately installed with lower platen 70, an edge of two described lower platens 70 is corresponding in the cut point position on described generation workpiece 8 with described first cutting knife 22 and the second cutting knife 32 respectively, and the main body of two described lower platens 70 is pressed on the profiled member in described first vacuum localization tool 4 and the second vacuum localization tool 5 respectively.
Described lower platen 70 offers at least three through holes, slide bar 80 is inserted with in described three through holes, described lower platen 70 can slide up and down along described slide bar 80, and, spring 90 is arranged with outside described slide bar 80, the upper end of described spring 90 is fixed in the bottom of described installing plate 40, and the lower end of described spring 90 is fixed in the upper end of described lower platen 70.
The overall process of the present embodiment and embodiment 1,2 is close, and distinctive points is: at described driving gas
When the described installing plate 40 of the downward propelling movement of cylinder 50 moves down, described lower platen 70 moves down simultaneously, when the bottom surface of described lower platen 70 touches on described profiled member, described lower platen 70 is pushed upwardly liter, and now, described lower platen 70 compresses described spring 90, the reaction force of described spring 90 is counter pushes away described lower platen 70, thus make described lower platen 70 compress described profiled member, now the edge of lower platen 70 effectively as reference during cutting, can ensure the precision of cutting.
When described driving cylinder 50 resets, described lower platen 70 resets under the reaction force of described spring 90.
The present invention still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection scope of the present invention.
Claims (10)
1. the light guide plate cast gate cold cut machine of a substep cutting, comprise frame (1), it is characterized in that: described frame (1) is provided with the first cutter sweep (2) and the second cutter sweep (3), described first cutter sweep (2) below is provided with the first vacuum localization tool (4), described second cutter sweep (3) below is provided with the second vacuum localization tool (5), be provided with between described first vacuum localization tool (4) and the second vacuum localization tool (5) and keep gap with them respectively and brace table (7) for supporting workpiece to be added (8) gate part, under normality, they are combined into the standing groove for placing workpiece to be added (8), described first vacuum localization tool (4) and/or the second vacuum localization tool (5) can move in the X-axis direction, and described first vacuum localization tool (4) and the second vacuum localization tool (5) are all arranged on a Y direction motion (6).
2. the light guide plate cast gate cold cut machine of substep cutting according to claim 1, it is characterized in that: described frame (1) comprises substrate (11) and table shape frame (12), the first cutting knife (22) that described first cutter sweep (2) comprises the first telescoping mechanism (21) on the top board (13) being arranged on described table shape frame (12) and is fixed on described first telescoping mechanism (21), described second cutter sweep (3) comprises the second telescoping mechanism (31) be arranged on described top board (13) and the second cutting knife (32) be fixed on described second telescoping mechanism (31).
3. the light guide plate cast gate cold cut machine of substep cutting according to claim 2, it is characterized in that: described first telescoping mechanism (21) and the second telescoping mechanism (31) specular, they include two gaps and are arranged on fixed head (10) on described top board (13), two described fixed heads (10) are provided with the guide rail (20) extended along Z-direction, described guide rail (20) is mounted slidably slide bar (30), through hole (14) on described top board (13) is run through and affixed with an installing plate (40) in the lower end of described slide bar (30), described installing plate (40) is connected on the telescopic shaft of driving cylinder (50), described driving cylinder (50) is arranged at the second through hole (15) that upper and its telescopic shaft of described top board (13) runs through described top board (13).
4. the light guide plate cast gate cold cut machine of substep cutting according to claim 2, it is characterized in that: described first cutting knife (22) is identical with the second cutting knife (32) shape, they include knife rest (100) and blade (110), and described blade (110) is formed with the sidewall of knife rest (100) and specifies angle a.
5. the light guide plate cast gate cold cut machine of substep cutting according to claim 3, it is characterized in that: described first vacuum localization tool (4) is identical with the second vacuum localization tool (5) structure, they include loading plate (41), described loading plate (41) is provided with the accepting groove (42) of a profiled member for placing workpiece to be added (8), the bottom of described accepting groove (42) offers some passages (43), described passage (43) below connects vacuum power device, first end (421) both sides of described accepting groove (42) are respectively arranged with limited block (44), second end (422) of described accepting groove (42) is provided with the delivery device (47) comprising positioning cylinder (45) and jacking block (46).
6. the light guide plate cast gate cold cut machine of substep cutting according to claim 5, it is characterized in that: the bottom of the loading plate (41) of described first vacuum localization tool (4) and/or the second vacuum localization tool (5) is provided with slide block (51), described slide block (51) mates with the slide rail (61) on described Y direction motion (6), described Y direction motion (6) is also provided with the first driving mechanism (52) driving described loading plate (41) to slide along described slide rail (61).
7. according to the light guide plate cast gate cold cut machine of the arbitrary described substep cutting of claim 5 or 6, it is characterized in that: described loading plate (41) is provided with spacing hole (411), described installing plate (40) bottom is provided with the locating dowel (60) of mating with described spacing hole (411).
8. the light guide plate cast gate cold cut machine of substep cutting according to claim 7, it is characterized in that: the bottom of described installing plate (40) is provided with lower platen (70), described lower platen (70) is slidably disposed on slide bar (80), is arranged with the spring (90) that two ends are fixed in the bottom of described installing plate (40) and the upper end of lower platen (70) respectively outside described slide bar (80).
9. according to the light guide plate cast gate cold cut machine of the arbitrary described substep cutting of claim 2-6, it is characterized in that: described Y direction motion (6) comprises slide plate (62), the bottom of described slide plate (62) is provided with the second slide block (63) with chute, described second slide block (63) is fastened on slidably and described substrate (11) arranges ground, extends ground the second slide rail (64) along Y direction, described substrate (11) is also provided with the second driving mechanism (65) driving described slide plate (62) to slide.
10. a cold cut method for the light guide plate cast gate cold cut machine of substep cutting, is characterized in that:
S1, material loading step: workpiece 8 to be added is put into the first vacuum localization tool (4) and the second vacuum localization tool (5) by manipulator, start vacuum power device by fixing for workpiece to be added (8) absorption, and start the cutting room that described first vacuum localization tool (4) and the second vacuum localization tool (5) are moved to the first cutter sweep (2) and the second cutter sweep (3) below by the second driving mechanism (65);
S2, first positioning step: close described vacuum power device, start the positioning cylinder (45) on described first vacuum localization tool (4), promote described workpiece to be added (8), make it against the limited block (44) on described first vacuum localization tool (4), restart described vacuum power device;
S3, the first cutting step: the driving cylinder (50) starting described first cutter sweep (2), drives described first cutting knife (22) to move down and the gate end of the workpiece to be added (8) on the first vacuum localization tool (4) is cut off rear reset; Starting the first driving mechanism makes described first vacuum localization tool (2) move to the direction away from described second vacuum localization tool (3);
S4, second positioning step: close described vacuum power device, starts the positioning cylinder 45 on described second vacuum localization tool (5), promotes described workpiece to be added (8), make it against the limited block (44) on described second vacuum localization tool (5), restart described vacuum power device;
S5, the second cutting step: the driving cylinder (50) starting described second cutter sweep (3), drives described second cutting knife (32) to move down and the gate end of the workpiece to be added 8 on the second vacuum localization tool (5) is cut off rear reset;
S6, blanking step: start the cutting room that described first vacuum localization tool (4) and the second vacuum localization tool (5) are exited described first cutter sweep (2) and the second cutter sweep (3) by described second driving mechanism (65), described manipulator blanking.
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