Summary of the invention
The invention provides a kind of mould of in-mold decoration forming machine, mould suitable one has the moving film of perforate, by one move fixture block and fixedly fixture block formed, fixedly fixture block can be arranged on the in-mold decoration forming machine, comprise a jut and a plurality of depression, these depressions are disposed at the periphery of jut respectively.And mobile fixture block can be arranged on the in-mold decoration forming machine, facing fixedly, fixture block has a side of jut, for approaching fixedly fixture block, and with fixing fixture block clamping one moving film, or away from fixing fixture block, for discharging moving film, mobile fixture block includes a shaping groove and a plurality of salient point, these salient points are arranged at the periphery of shaping groove, wherein when mobile fixture block when fixedly fixture block is with the clamping moving film, shaping groove is for the jut embedding wherein, and clamping moving film, and each salient point of mobile fixture block passes the perforate of moving film respectively, and embeds the fixedly depression of fixture block, to reach fixedly this moving film of location between the fixture block in mobile fixture block.
According to one embodiment of the invention, each bump design is the semicircular body that is cambered surface, make it in presenting arc surface in the face of on the one side of depression, the surface of arc surface can be a spherical cambered surface, cross arc surface or a word arc surface, so, when each salient point begins to stretch into perforate, each salient point can be by the radian of its arc surface, and each salient point is slipped in the corresponding perforate, so that with corresponding depression combination, with avoid each salient point corresponding perforate the position not precisely not down, and time that each salient point, perforate and depression place coordinate are proofreaded in waste in advance.
Beneficial effect of the present invention is, improvement by mould of the present invention, add that each salient point is through moving film on the mobile fixture block, and in the embedding depression, with the fixing position of moving film in mould, and then a decorative pattern of location moving film is among shaping groove, and each salient point is with outwardly direction (as: upper and lower, a left side and the right direction) scope of stay bolt moving film in each salient point, make that the decorative pattern in the shaping groove can be therefore more smooth, improve the quality of glue material finished product.
The specific embodiment
Below will and describe in detail and clearly demonstrate spirit of the present invention with diagram, those skilled in the art after understanding embodiments of the invention, when can be by the technology of teachings of the present invention, change and modification, it does not break away from spirit of the present invention and scope.
The present invention discloses a kind of in-mold decoration forming machine, and (In mold Roller, mould IMR) see also Fig. 1 to shown in Figure 3, Figure 1 shows that the embodiment schematic diagram of in-mold decoration forming machine of the present invention.Figure 2 shows that the operation chart of the mould of in-mold decoration forming machine of the present invention.Figure 3 shows that the embodiment schematic diagram of the mould of in-mold decoration forming machine of the present invention.
See also Fig. 1, the in-mold decoration forming machine comprises a board 1, a molding tool 2, a moving film conveying device 3 and a sizing material injection unit 4 at least, mould 2, moving film conveying device 3 and sizing material injection unit 4 all are located on the board 1, moving film conveying device 3 then comprises first roller 31 of representing the membrane end and represents second roller 32 of receiving the film end, a moving film of in bundling 33 be can carry on first roller 31, a plurality of decorative patterns 331, perforate 332 (in figure be example with 4) and detecting mark 333 (in figure be example with 2) are respectively equipped with on this moving film 33.
Decorative pattern 331 is printed on the one side of moving film 33 respectively in advance equidistantly, each perforate 332 then is opened in the peripheral position of each decorative pattern 331 on the moving film 33 respectively, in present embodiment, the upper left side of each decorative pattern 331 is located in these four perforates 332 respectively, the lower left, upper right side and bottom-right position, respectively detect mark 333 then be located at respectively each decorative pattern 331 on the moving film 33 on, under the position, upper left side and bottom-right position as present embodiment, and one of moving film 33 end can be from first roller 31, after mould 2 was gone out decorative pattern 331 transfer printings, blank moving film was carried and is collected on second roller 32.
And shaping mould tool 2 is located on the board 1, mainly by one move fixture block 21 and fixedly fixture block 22 formed, mobile fixture block 21 is located at a fixedly side of fixture block 22, can be driven by a pneumatic means 25 and approaching towards the direction of fixing fixture block 22, with the fixing fixture block 22 above-mentioned moving film 33 of clamping together, or driven by pneumatic means 25 and away from fixing fixture block 22.Wherein mobile fixture block 21 (is an example with 4 salient points 211 in Fig. 3 in the face of a fixing side of fixture block 22 is provided with a plurality of salient points 211, and it is identical with perforate 332 quantity of moving film 33 that its quantity is preferably) and a shaping groove 212, these salient points 211 be disposed at shaping groove 212 around, in present embodiment, these four salient points 211 are located at upper left side, lower left, upper right side and the bottom-right position of shaping groove 212 respectively, in order to each corresponding above-mentioned respectively perforate 332.
Fixedly fixture block 22 is provided with a jut 222 in the position of corresponding shaping groove 212, and it (is example with 4 in figure that the position of corresponding each salient point 211 is respectively equipped with a plurality of depressions 221, preferable with above-mentioned salient point 211 and perforate 332 have identical quantity), in present embodiment, these four depressions 221 are located at the upper left side of jut 222 respectively, the lower left, upper right side and bottom-right position, in order to corresponding above-mentioned respectively each perforate 332 and each salient point 211, jut 222 can be when mobile fixture block 21 be snapped to fixedly fixture block 22, embed in the shaping groove 212 also in the face of decorative pattern 331, and each salient point 211 can be in mobile fixture block 21 during near a side of fixing fixture blocks 22, pass the perforate 332 of position all around of above-mentioned decorative pattern 331 respectively separately, embed corresponding depression 221 again, with the position of moving film 33 in mould 2, comprehensive location, and make it can't produce up and down displacement.
In addition, mobile fixture block 21 is in facing a fixedly side of fixture block 22, and be positioned at shaping groove 212 and be respectively equipped with one first detecting unit 213 that to detect, read a detecting mark 333 on the moving film 33, and fixedly fixture block 22 is in the face of a side of mobile fixture block 21, and is positioned at jut 222 and is respectively equipped with one second detecting unit 223 that can detect, read another detecting mark 333.First detecting unit 213 and second detecting unit 223 can be a position detecting unit, whether have arrived the tram of mobile fixture block and geometrical clamp interblock in order to detecting moving film 33.
What deserves to be mentioned is at this, each salient point 211 can be designed to be the semicircular body of cambered surface, make it on one side, can present arc surface in the face of corresponding depression 221, one surface of arc surface can be a spherical cambered surface, an one cross arc surface or a word arc surface, so, when each salient point 211 begins to embed perforate 332, each salient point 211 can rely on the radian of its arc surface, and each salient point 211 is slipped in the corresponding perforate 332, so that with corresponding depression 221 combinations, the position of avoiding 211 corresponding perforates 332 of each salient point is precisely the time, each salient point 211 is slipped in the corresponding perforate 332, also can save and proofread each salient point 211 in advance, the time of perforate 332 and depression 221 place coordinates.
It is example that present embodiment is a word arc surface with salient point 211, wherein these salient points 211 can present vertically and the arrangement mode that laterally replaces in the periphery of shaping groove 212, in other words, the upper left side and the bottom-right orientation that two salient points 211 are positioned at shaping groove 212 are made as transversely arranged, and will be wherein in addition two salient points 211 be positioned at the upper right side of shaping groove 212 and the orientation of lower left is made as vertical arrangement, so, when each salient point 211 begins to embed corresponding perforate 332, shaping groove 212 upper left sides and bottom-right salient point 211 are just with the direction (as: left side of correspondence, right) moving film 33 in the stay bolt mould 2 outwardly, and the salient point 211 of moulding groove 212 upper right side and lower left just with the direction of correspondence (as: on, following direction) moving film 33 in the stay bolt mould 2 outwardly makes each salient point 211 have outwardly the evenly effect of stay bolt moving film 33.
Sizing material injection unit 4 is located at fixedly fixture block 22 back to a side of jut 222, and pass fixedly fixture block 22 with an infeed end 41, and be revealed in jut 222 position in the face of shaping groove 212, make mobile fixture block 21 clampings in fixing fixture block 22, when jut 222 embeds shaping groove 212, can be to injecting glue material (as: polyvinyl chloride (Polyvinyl chloride in the shaping groove 212, PVC) or acrylonitrile-butadiene-styrene copolymer (Acrylonitrile-Butadiene-Styrene, ABS) or the like).
So, running by above-mentioned each assembly, make the in-mold decoration forming machine be activated and when beginning to operate, please consult shown in Fig. 1,3,4 simultaneously, Figure 4 shows that the manufacturing flow chart of in-mold decoration forming machine of the present invention, the in-mold decoration forming machine is just controlled each above-mentioned assembly, has the making of the glue material finished product of decorative pattern 331 according to the following step:
Step 101 starts moving film conveying device 3 to send moving film 33:
Start moving film conveying device 3 and begin to rotate first roller 31 and second roller 32, first roller 31 begins to send moving film 33, make moving film 33 be driven by first roller 31, after the pattern transfer printing is gone out on the moving film 33, the moving film 33 that does not contain pattern will continue to be driven, and be collected on second roller 32 in the mode of volume bundle;
Step 102, each first and second detecting unit 213,223 judge whether to detect simultaneously a detecting mark 333:
Start each first and second detecting unit 213,223, so that the position of moving film 33 is detected, judge earlier a detecting mark 333 is detected and read to the first all detecting units 213 and second detecting unit 223 whether simultaneously, if then promptly represent the wherein decorative pattern 331 of moving film 33 by chance to be positioned at mobile fixture block 21 and fixing 22 of fixture blocks, and just face jut 222, the position of corresponding shaping groove 212, so that carry out step 103, otherwise, then return step 101;
Step 103, the part that makes moving film 33 have decorative pattern 331 are adsorbed in the shaping groove 212:
Start an air extractor 214, start from deflating in the shaping groove 212, the part that makes moving film 33 have decorative pattern 331 is adsorbed in the shaping groove 212, and is attached to the surface in the shaping groove 212, to vacate the space in the shaping groove 212;
Step 104 promotes mobile fixture block 21, and with fixing fixture block 22 clamping moving films 33:
Start pneumatic means 25, make a power arm 251 of pneumatic means 25 promote mobile fixture block 21, make 21 beginnings of mobile fixture block move towards the fixing direction of fixture block 22, so mobile fixture block 21 reaches fixedly fixture block 22 clamping moving films 33, at this moment, jut 222 embeds in the space of shaping groove 212, and in the face of decorative pattern 331, and each salient point 211 passes the corresponding opening on the moving film 33 respectively, embed at last in the pairing depression 221, reach the fixedly position between the fixture block 22 with location moving film 33 in mobile fixture block 21, making moving film 33 be not easy to mobile fixture block 21 and fixture block moves between moving, simultaneously, moving film 33 in the scope of 211 of each salient points can be outwardly direction (as: on, down, left and right direction), makes that the decorative pattern 331 in the shaping groove 212 is more smooth by stay bolt;
Step 105, inject sizing material to shaping groove 212:
Start sizing material injection unit 4, make sizing material injection unit 4 its interior glue materials be injected in the space of shaping groove 212 by infeed end 41, directly contact with the decorative pattern 331 in the shaping groove 212, after the glue material cooling in the groove 212 to be formed, promptly in shaping groove 212, form a glue material finished product, and therefore the decorative pattern in the shaping groove 212 331 can be adhered on the side of glue material finished product;
Step 106 drives mobile fixture block 21 away from fixing fixture block 22:
After treating the cooling of glue material finished product, start pneumatic means 25 once more, make the power arm 251 of pneumatic means 25 towards driving mobile fixture block 21 away from the fixing direction of fixture block 22, so that glue material finished product is able to the demoulding in shaping groove 212, so that take off the glue material finished product of finishing, and finish one group made from glue material finished product of decorative pattern 331, follow subsequent steps 101 again, to carry out the making that another group has the glue material finished product of decorative pattern 331.
Improvement by mould 2 of the present invention, add that each salient point 211 passes moving film 33 to depression 221 on the mobile fixture block 21, with the fixing position of moving film 33 in mould 2, and then the position of decorative pattern 331 on glue material finished product, location, and the making yield of glue material finished product is improved.
Though the present invention with most preferred embodiment openly as above, it is not in order to limit the present invention.The technical staff of the technical field of the invention, without departing from the spirit and scope of the invention, the various changes of being done all belong to scope of the present invention with modification.Therefore, protection scope of the present invention is as the criterion when looking claims person of defining.