CN102401349B - Method for manufacturing back frame and backlight system - Google Patents
Method for manufacturing back frame and backlight system Download PDFInfo
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- CN102401349B CN102401349B CN201110367422.9A CN201110367422A CN102401349B CN 102401349 B CN102401349 B CN 102401349B CN 201110367422 A CN201110367422 A CN 201110367422A CN 102401349 B CN102401349 B CN 102401349B
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Abstract
The invention provides a method for manufacturing a back frame of a flat panel display device, comprising at least two main splicing pieces for manufacturing the back frame, wherein one main splicing piece is provided with a convex body, and the other main splicing piece is provided with a groove; the convex body of one main splicing piece is embedded into the groove of the other main splicing piece; and the embedded part of the convex body and the groove on the two main splicing pieces is punched so as to splice the two main splicing pieces. The invention also provides a method for manufacturing a backlight system of the flat panel display device. The method is beneficial to production and manufacture, and saves the working time and labor; and simultaneously the back frame adopts a splicing manner, so that the structure of a back frame mold is simple, the cost of the back frame mold can be reduced, the material of the back frame can be saved, and further the cost of the flat panel display device is reduced.
Description
Technical field
The present invention relates to display technique field, particularly relate to a kind of back of the body frame of panel display apparatus and the manufacture method of back light system.
Background technology
In prior art, liquid crystal indicator comprises front frame, panel and backlight module, and wherein backlight module comprises back of the body frame, reflector plate, light guide plate and lamp group etc.
At present, on market, there is multiple size of display panels to meet people's different demands.For example, in TV domain, the size of liquid crystal panel comprises 31.5,42,46,48 or 55 cun, need to different back of the body frame moulds be set according to the liquid crystal panel of different size.
Refer to Fig. 1, Fig. 1 is the back of the body mount structure schematic diagram of liquid crystal indicator in prior art.As shown in Figure 1, carry on the back frame 10 and all adopt all-in-one-piece back of the body frame in prior art, conventionally produce all-in-one-piece back of the body frame 10 by metal stamping or plastic injection mode, all-in-one-piece back of the body frame 10 need to consume too much material, and material cost is high.In addition large-sized back of the body frame 10 needs to use larger pressing equipment, and the die size of back of the body frame 10 correspondences is very large, complex structure, and the cost of back of the body frame mould is high.Therefore the back of the body frame cost of prior art is high.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of manufacture method of carrying on the back frame and back light system, can reduce material cost and die cost.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of method of manufacturing panel display apparatus back of the body frame is provided, the method comprises at least two main splices making back of the body frame, and wherein a main splice is provided with convex body, and another main splice is provided with groove; The convex body of one main splice is embedded to the groove of another main splice; Convex body to two main splices and groove phase embedding part are carried out punching press, so that two main splices are spliced.
According to one preferred embodiment of the present invention, the step of establishing reeded main splice of making back of the body frame comprises: make the reeded main splice of establishing of back of the body frame, and closed up to center in the top of groove, the internal diameter on groove top is less than the internal diameter of inside grooves.
According to one preferred embodiment of the present invention, the step of making at least two main splices of back of the body frame comprises: make at least first, second two main splices, wherein one end of the first main splice is provided with at least two stitching sections, the structure of each stitching section and corresponding second main splice one end adaptation, described convex body or groove are positioned at stitching section; The step that two main splices are spliced comprises: according to a stitching section of at least two stitching sections described in the size Selection of back of the body frame and one end of corresponding the second main splice splicing.
According to one preferred embodiment of the present invention, in the time there are other stitching sections between the stitching position of the second main splice and the adjacent end portion of the first main splice, before or after according to the step of a stitching section of at least two stitching sections of size Selection of back of the body frame and one end of corresponding the second main splice splicing, other stitching sections in the stitching position outside that is positioned at described the second main splice in the first main splice are cut.
According to one preferred embodiment of the present invention, the step that two main splices are spliced comprises: use compared with the slightly little metal cylinder of penetration hole diameter or metal tube, through the convex body of two main splices and the phase embedding part of groove, and the both ends of the surface of metal cylinder or metal tube are pressurizeed, metal column or metal tube distortion are increased thick, form manufactured head at the two ends of two main splices simultaneously.
According to one preferred embodiment of the present invention, the quantity of convex body or groove is at least two, is distributed in stitching section periphery.
According to one preferred embodiment of the present invention, at least two stitching sections are along being spaced on the length direction of the first main splice.
According to one preferred embodiment of the present invention, stitching section is the recess of one end adaptation of the shape that arranges on the first main splice surface and the second main splice, to accommodate one end of the second main splice.
According to one preferred embodiment of the present invention, stitching section is the recess arranging on the first main splice surface, and the surperficial relevant position of the second main splice is provided with projection, and projection embeds recess, to splice the first main splice and the second main splice.
According to one preferred embodiment of the present invention, one end of the second main splice is provided with at least two along spaced projection on the second main splice length direction.
According to one preferred embodiment of the present invention, back of the body frame comprises the 3rd main splice and the 4th main splice; The step that at least two main splices are spliced comprises: by the first main splice, the second main splice, the 3rd main splice and the 4th main splice splicing, to form the main frame of back of the body frame.
According to one preferred embodiment of the present invention, back of the body frame comprises the auxiliary splice being arranged in main frame, and the step that forms the main frame of back of the body frame comprises afterwards: by auxiliary splice and main frame splicing.
According to one preferred embodiment of the present invention, auxiliary splice comprises the first auxiliary splice and the second auxiliary splice, the step of auxiliary splice and main frame splicing is comprised: the two ends of the first auxiliary splice respectively with the first main splice, the second main splice, the 3rd main splice and the 4th main splice at least two splices splicings, the two ends of the second auxiliary splice respectively with the first main splice, the second main splice, the 3rd main splice and the 4th main splice at least two main splices splicings.
According to one preferred embodiment of the present invention, the step of auxiliary splice and main frame splicing is comprised: the two ends of the first auxiliary splice are spliced respectively to the 3rd main splice of the two ends of the second auxiliary splice and adjacent setting, the 4th main splice splicing with the first main splice, the second main splice of adjacent setting; Or splice with the first main splice being oppositely arranged, the 3rd main splice respectively at the two ends of the first auxiliary splice, the two ends of the second auxiliary splice and the first main splice being oppositely arranged, the 3rd main splice splicing, make to be arranged in parallel between the second main splice, the 4th main splice, the first auxiliary splice and the second auxiliary splice.
According to one preferred embodiment of the present invention, back of the body frame comprises at least one support, and support is provided with convex closure; Will auxiliary splice and the step of main frame splicing after comprise: by support be removably fixed in one of the first main splice, the second main splice, the 3rd main splice, the 4th main splice, the first auxiliary splice and second auxiliary splice or more than.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of method that back light system of manufacturing panel display apparatus is provided, it comprises: make at least two main splices of back of the body frame, wherein a main splice is provided with convex body, and another main splice is provided with groove; The convex body of one main splice is embedded to the groove of another main splice; Convex body to two main splices and groove phase embedding part are carried out punching press, so that two main splices are spliced; Light source and even optical mechanism are positioned on the back of the body frame that splicing obtains.
The invention has the beneficial effects as follows: be different from the situation of prior art, the manufacture method of back of the body frame of the present invention and back light system is by arranging minimum two main splices, and wherein a main splice is provided with convex body, and another main splice is provided with groove; In the time of splicing, convex body and concave volume stack formation riveted structure, then carry out direct punching press, and this method is beneficial to the manufacturing, save man-hour and manpower.Carry on the back frame simultaneously and adopt the mode of splicing, the mould structure that makes to carry on the back frame is simple, reduces the cost of back of the body frame mould, and saves the material of back of the body frame, to reduce the production cost of panel display apparatus.
Accompanying drawing explanation
Fig. 1 is the back of the body mount structure schematic diagram of liquid crystal indicator in prior art;
Fig. 2 is according to the structural representation of the panel display apparatus of first embodiment of the invention;
Fig. 3 is according to the structural representation of the back of the body frame of the panel display apparatus of second embodiment of the invention;
Fig. 4 is according to the structural representation of the back of the body frame of the panel display apparatus of third embodiment of the invention;
Fig. 5 is according to the structural representation of the back of the body frame of the panel display apparatus of fourth embodiment of the invention;
Fig. 6 is according to the structural representation of the connecting method in the panel display apparatus of fifth embodiment of the invention;
Fig. 7 is arranged on the schematic diagram on main frame according to the first auxiliary splice diagonal angle in the panel display apparatus of sixth embodiment of the invention;
Fig. 8 is the schematic diagram on main frame according to the first auxiliary splice in the panel display apparatus of seventh embodiment of the invention and the second auxiliary splice;
Fig. 9 is according to the structural representation of stitching section in the back of the body frame of a kind of panel display apparatus of eighth embodiment of the invention;
Figure 10 is the schematic cross-section of the first embodiment of stitching section in Fig. 9;
Figure 11 is according to the schematic diagram of the connecting method of stitching section in the back of the body frame of a kind of panel display apparatus of ninth embodiment of the invention;
Figure 12 is according to the structural representation of stitching section in the back of the body frame of a kind of panel display apparatus of tenth embodiment of the invention;
Figure 13 is according to the structural representation of stitching section in the back of the body frame of a kind of panel display apparatus of eleventh embodiment of the invention;
Figure 14 is according to the process flow diagram of the method for a kind of back of the body frame of manufacturing panel display apparatus of twelveth embodiment of the invention;
Figure 15 is according to the sectional view before the splice upper groove of thriteenth embodiment of the invention and the embedding of convex body phase;
Figure 16 is the sectional view of punching press according to the splice upper groove of thriteenth embodiment of the invention and the embedding of convex body phase and not;
Figure 17 is according to the design sketch after the splice upper groove of thriteenth embodiment of the invention and convex body phase embedding punching press;
Figure 18 is according to the structural representation of a kind of panel display apparatus with touch-screen of fourteenth embodiment of the invention;
Figure 19 is according to the structural representation of the 3 d display device of fifteenth embodiment of the invention;
Figure 20 is according to the structural representation of the plasma display system of sixteenth embodiment of the invention.
Embodiment
Refer to Fig. 2, Fig. 2 is according to the structural representation of the panel display apparatus of first embodiment of the invention, and Fig. 3 is according to the structural representation of the first embodiment of the back of the body frame of the panel display apparatus of second embodiment of the invention.As shown in Figure 2, the panel display apparatus 20 of the present embodiment comprises: back light system 21 and display panel 22, back light system 21 is arranged at the back side of display panel 22, and provides light source for display panel 22.
In the present embodiment, back light system 21 comprises light source 25, even optical mechanism 24 and back of the body frame 23.Wherein, back of the body frame 23 carries light source 25 and even optical mechanism 24.In the time that back light system 21 is side-light type, even optical mechanism 24 is light guide plate; In the time that back light system 21 is straight-down negative, even optical mechanism 24 is diffuser plates.Back of the body frame 23 comprises at least the first main splice and the second main splice, and at least first, second two main splices form the main frame 27 of carrying on the back frame 23.
Consult together Fig. 3, the first embodiment of back of the body frame 23 comprises the first main splice 261 and the second main splice 262.One end splicing of one end of the first main splice 261 and the second main splice 262, the other end splicing of the other end of the first main splice 261 and the second main splice 262, to form the main frame 27 of back of the body frame 23.The first main splice 261 and the second main splice 262 are aluminum component or galvanized steel parts.In the present embodiment, the first main splice 261 and the second main splice 262 are L shaped.
Consult together Fig. 4, the second embodiment of back of the body frame 23 comprises the first main splice 281, the second main splice 282 and the 3rd main splice 283.Three main splices 281,282 and 283 are spliced to form the main frame 27 of back of the body frame 23.Three main splices 281,282 and 283 are aluminum component or galvanized steel parts.In the present embodiment, the first main splice 281 is L shaped, and second and third splice 282,283 is vertical bar shaped.
In addition, back of the body frame 23 can also comprise and being arranged in main frame 27 and the auxiliary splice of splicing with it.
Describe below the back of the body frame 23 of panel display apparatus 20 of the present invention in detail with four main splices and two auxiliary splices.
Refer to Fig. 5, Fig. 5 is according to the structural representation of the back of the body frame of the panel display apparatus of fourth embodiment of the invention.As shown in Figure 5, carrying on the back in the present embodiment frame 23 comprises: the first main splice 231, the second main splice 232, the 3rd main splice 233, the 4th main splice 234, the first auxiliary splice 235, the second auxiliary splice 236 and support 2371,2372,2373,2374,2375,2376 and 2377.The first main splice 231, the second main splice 232, the 3rd main splice 233 and the 4th main splice 234 are spliced to form the main frame 27 of back of the body frame 23 by head and the tail.The first auxiliary splice 235 and the second auxiliary splice 236, as auxiliary splice, are arranged in main frame 27, and splice with main frame 27.
Particularly, one end splicing of one end of the first main splice 231 and the second main splice 232, one end splicing of the other end of the second main splice 232 and the 3rd main splice 233, one end splicing of the other end of the 3rd main splice 233 and the 4th main splice 234, the other end splicing of the other end of the 4th main splice 234 and the first main splice 231, to form rectangular main frame 27.Wherein, the first main splice 231, the second main splice 232, the 3rd main splice 233 and the 4th main splice 234 are aluminum component or galvanized steel parts.In the present embodiment, the first main splice 231, the second main splice 232, the 3rd main splice 233 and the 4th main splice 234 are vertical bar shaped, in other embodiments, those skilled in the art can all be set to L shaped by the first main splice 231, the second main splice 232, the 3rd main splice 233 and the 4th main splice 234 completely, or part is set to vertical bar shaped, remaining be set to L shaped.For example, in Fig. 3, the first main splice 261 and the second main splice 262 are all set to L shaped; In Fig. 4, the first main splice 281 is set to L shaped, and second and third main splice 282 and 283 is set to vertical bar shaped.
In the present embodiment, the back of the body frame 23 of panel display apparatus 20 all adopt splicing connected mode splice fix.As shown in Figure 6, splice connected mode as example take one end of the first main splice 231 and one end of the second main splice 232, one end of the second main splice 232 is spliced on one end of the first main splice 231.
In the present embodiment, the first auxiliary splice 235 and the second auxiliary splice 236 are arranged in the main frame 27 of back of the body frame 23.One end of the first auxiliary splice 235 and the first main splice 231 splice, the other end of the first auxiliary splice 235 and the 3rd main splice 233 splice, one end of the second auxiliary splice 236 and the first main splice 231 splice, the other end of the second auxiliary splice 236 and the 3rd main splice 233 splice, and be arranged in parallel between the second main splice 232, the 4th main splice 234, the first auxiliary splice 235 and the second auxiliary splice 236.In other embodiments, those skilled in the art at interior at least one the auxiliary splice that arranges of main frame 27, for example, only arrange the first auxiliary splice 235 in main frame 27.In addition, the two ends of the first auxiliary splice 235 can be respectively with the first main splice 231, the second main splice 232, the 3rd main splice 233 and the 4th main splice 234 at least two main splices splicings, for example the first auxiliary splice 235 diagonal angles are arranged in main frame 27, as shown in Figure 7.In like manner known, the two ends of the second auxiliary splice 236 can also be respectively with the first main splice 231, the second main splice 232, the 3rd main splice 233 and the 4th main splice 234 at least two main splices splicings.For example, splice with the first main splice 231, the second main splice 232 of adjacent setting respectively at the two ends of the first auxiliary splice 235, splice with the 3rd main splice 233, the 4th main splice 234 of adjacent setting respectively at the two ends of the second auxiliary splice 236, as shown in Figure 8.
In the present embodiment, back of the body frame 23 comprises seven supports 2371,2372,2373,2374,2375,2376 and 2377.Wherein, support 2371 is fixed on the 4th main splice 234, support 2372,2373 is individually fixed on the first auxiliary splice 235, support 2374 is fixed on the second auxiliary splice 236, support 2375 is fixed on the second main splice 232, and the two ends of support 2376,2377 are individually fixed on the first auxiliary splice 235 and the second auxiliary splice 236.In fact, support can be fixed on one of the first main splice 231, the second main splice 232, the 3rd main splice 233, the 4th main splice 234, the first auxiliary splice 235 and second auxiliary splice 236 or more than.In other embodiments, those skilled in the art can arrange at the back of the body support of other quantity completely on frame 23, such as a support or more than.In addition, support can dismantle be fixed on one of the first main splice 231, the second main splice 232, the 3rd main splice 233, the 4th main splice 234, the first auxiliary splice 235 and second auxiliary splice 236 or more than.
On support 2371,2372,2373,2374,2375,2376 and 2377, be equipped with convex closure (not indicating), back of the body frame 23 can be by devices such as this convex closure fixing circuit boards.
Refer to Fig. 9, Fig. 9 is according to the structural representation of stitching section in the back of the body frame of a kind of panel display apparatus of eighth embodiment of the invention.As shown in Figure 9, in the present embodiment, one end of the first main splice is provided with two stitching sections, and one end adaptation of the structure of stitching section and corresponding the second main stitching section, so that one end of the first main splice and corresponding the second main splice splicing.
Particularly, one end of the first main splice 231 is provided with stitching section 2311,2312, stitching section 2311,2312 is along being spaced on the length direction of the first main splice 231, stitching section the 2311, the 2312nd, the recess of the shape arranging at the first main splice 231 and one end adaptation of the second main splice 232, to accommodate one end of the second main splice 232.As shown in figure 10, stitching section 2311,2312 is for not running through the recess of relative two sides, one end of the first main splice 231, recess be shaped as rectangle, the second main splice 232 is a vertical bar shaped.
In the time of assembled large-size back of the body frame 23, first select the stitching section 2311 of the end of contiguous the first main splice 231, and select the second main splice 232 of respective width.Subsequently one end of the second main splice 232 is arranged on the recess of stitching section 2311.Subsequently one end splicing of the second main splice 232 is fixed on stitching section 2311.In the time of assembled reduced size back of the body frame 23, first select compared with the stitching section 2312 of the end away from the first main splice 231, and select the second main splice 232 of respective width.Subsequently one end of the second main splice 232 is arranged on the recess of stitching section 2312.Subsequently one end splicing of the second main splice 232 is fixed on stitching section 2312.On concrete, for example be provided with projection in the surperficial relevant position of the second main splice 232, wherein the projection of the second main splice 232 embeds the recess of the first main splice 231 opposite positions, to splice the first main splice 231 and the second main splice 232, as shown in figure 11.In addition, one end of described the second main splice 232 can be provided with at least two along spaced projection on the second main splice 232 length directions, such as two, three or four etc.
As Figure 12, in another embodiment of the back of the body frame of panel display apparatus of the present invention, the recess shapes of the stitching section 2311,2312 of the first main splice 231 is circular.But in other embodiments, those skilled in the art can be arranged to other polygonal shapes such as triangle by the shape of recess completely.
As Figure 13, in another embodiment of the back of the body frame of panel display apparatus of the present invention, stitching section 2311,2312 is for running through the recess of relative both sides of the first main splice 231, so that move on stitching section 2311,2312 one end of the second main splice 232.Such as pass in one end of the second main splice 232 stitching section 2312 splicing fixing after, can cut and pass part, and then regulate the length of the second main splice 232 when as the main splice of back of the body frame.
In actual applications, the two ends of the other end of the first main splice 231 and the 3rd main splice 233 are equipped with two stitching sections, and its structure is identical with the structure of stitching section 2311,2312; And at the two ends of the second main splice 232 and the two ends of the 4th main splice 234, corresponding to different situations, also correspondingly design or do not design, such as:
1) the first situation, as shown in figure 10, any design can not be carried out at the two ends of the two ends of the second main splice 232 and the 4th main splice 234, be that end is identical with the structure at other positions, while at this time splicing in the different stitching sections 2311 (2312) of selecting first main splice 231 one end (other end is processed equally), carry on the back the width respective change of frame 23 if want, the length of corresponding the second main splice 232 and the 4th main splice 234 is also done corresponding selection.,, if splice the stitching section 2311 of contiguous first main splice 231 one end of choosing, the second main splice 232 and the 4th main splice 234 are not carried out to cutting, or the part cropping is shorter; If while selecting to splice away from the stitching section 2312 of first main splice 231 one end, the second main splice 232 and the 4th main splice 234 are all carried out to cutting, according to the distance of distance first main splice 231 one end, stitching section, the part cropping is also long or shorter;
2) the second situation, similar aforementioned the first situation, as shown in figure 11, only the second main splice 232 and the 4th main splice 234 come to coordinate with the first main splice 231 and the 3rd main splice 233 respectively with different projections, realize the wide variety of back of the body frame 23; Equally, if while selecting to splice except other stitching sections 2312 from the first nearest stitching section 2311 of first main splice 231 one end, after splicing or before splicing, the second main splice 232 having more and the 4th main splice 234 parts are carried out to cutting.
Above situation is also applicable to only splice with two L shaped main splices and obtains carrying on the back the main frame 27 of frame 23.
In invention, the two ends of the other end of the first main splice 231 and the 3rd main splice 233 are equipped with two stitching sections, and its structure is identical with the structure of stitching section 2311,2312.That is to say, the first main splice is provided with at least two stitching sections, and this is no longer going to repeat them.
In sum, the first main splice of back of the body frame 23 of the present invention is provided with at least two stitching sections, and the quantity of stitching section is set according to user's request, chooses in the present embodiment two stitching sections 2311,2312 and is described.Therefore, in the time that the mould of back of the body frame 23 is set, only need to arrange two groups of moulds, i.e. the mould of the mould of the first main splice and the second main splice arranges multiple stitching sections to splice the back of the body frame 23 that obtains various sizes on the first main splice.In the time of assembled back of the body frame 23, can be according to the size of back of the body frame 23, select corresponding stitching section, by stitching section, the second main splice is spliced on the stitching section of the first main splice, and other stitching sections in the stitching position outside that is positioned at the second main splice in the first main splice are cut, to obtain the back of the body frame 23 of required size.With respect to the back of the body frame 10 according to different size in prior art, different back of the body frame moulds are set, the back of the body frame 23 of panel display apparatus of the present invention only needs to arrange the mould of the first main splice and the mould of the second main splice 28, realization meets the sharing of die of various sizes product requirement, and mould structure is simple, can reduce the cost of back of the body frame mould.
The present invention also provides a kind of mould of the back of the body frame of manufacturing panel display apparatus, and the mould of this back of the body frame is provided with the master pattern of the main splice that is used to form back of the body frame, and master pattern is provided with the sub pattern that forms at least two stitching sections for the one end at main splice.Wherein, main splice is above-mentioned the first main splice and the second main splice, corresponding above-mentioned master pattern; Stitching section is the stitching section of above-mentioned the first main splice, corresponding above-mentioned sub pattern.
Below further illustrate the corresponding mould of above-mentioned back of the body frame 23.In the present embodiment, the first main splice 231 and the 3rd main splice 233 measure-alike, shape is identical, uses identical mould punching to make.The second main splice 232, the 4th main splice 234, the first auxiliary splice 235 and the second auxiliary splice 236 measure-alike, shape is identical, uses identical mould punching to make, and realizes sharing of die.Therefore, back of the body frame 23 of the present invention can be by using two kinds of small size mould punchings to make, and needs large scale mould than carrying on the back frame 10 in prior art, and the mould structure of back of the body frame 23 of the present invention is simple and little, and then reduces the cost of back of the body frame 23 moulds.In addition, back of the body frame 23 of the present invention, with respect to the Integral back frame of carrying on the back frame 10 in prior art, can significantly be saved material, to reduce the production cost of panel display apparatus 20.
As Figure 14, the present invention also provides a kind of method of the back of the body frame of manufacturing panel display apparatus, and the method comprises the following steps:
S1: make at least two main splices of back of the body frame, wherein a main splice is provided with convex body, and another main splice is provided with groove;
S2: the groove that the convex body of a described main splice is embedded to another main splice;
S3: the convex body to described two main splices and groove phase embedding part are carried out punching press, to splice described two main splices.
In the present embodiment, the step of establishing reeded main splice of making back of the body frame comprises: make the reeded main splice of establishing of back of the body frame, and closed up to center in the top of groove, the internal diameter on groove top is less than the internal diameter of inside grooves; The step of making at least two main splices of back of the body frame comprises: make at least first, second two main splices, wherein one end of the first main splice is provided with at least two stitching sections, the structure of each stitching section and corresponding second main splice one end adaptation, convex body or groove are positioned at stitching section; The step that two main splices are spliced comprises: according to a stitching section of at least two stitching sections of size Selection of back of the body frame and one end of corresponding the second main splice splicing.
In another embodiment, in the time there are other stitching sections between the stitching position of the second main splice and the adjacent end portion of the first main splice, before or after according to the step of a stitching section of at least two stitching sections of size Selection of back of the body frame and one end of corresponding the second main splice splicing, other stitching sections in the stitching position outside that is positioned at the second main splice in the first main splice are cut.
In another embodiment, the step that two main splices are spliced comprises: use compared with the slightly little metal cylinder of penetration hole diameter or metal tube, through the convex body of two main splices and the phase embedding part of groove, and the both ends of the surface of metal cylinder or metal tube are pressurizeed, metal column or metal tube distortion are increased thick, form manufactured head at the two ends of two main splices simultaneously.
In addition, the quantity of convex body or groove is at least two, is distributed in stitching section periphery.
As shown in figure 15, there is a groove T1 stitching section on splice 291, and there is a convex body T2 stitching section on another splice 292, and this figure is the sectional view before the convex body T2 phase embedding on groove T1 and the splice 292 on splice 291.
As shown in figure 16, this figure is convex body T2 phase embedding on groove T1 and the splice 292 on splice 291 and the sectional view of punching press not.
As shown in figure 17, this figure is the design sketch after the convex body T2 phase embedding punching press on groove T1 and the splice 292 on splice 291, after punching press, because the internal diameter of convex body T2 is greater than the internal diameter of groove T1, groove T1 around produce distortion and and convex body T2 rivet together.The mode of this quick splicing is beneficial to the manufacturing, saves man-hour and manpower.
As shown in figure 18, panel display apparatus 20 of the present invention further comprises a touch-screen 29, and touch-screen 29 is arranged on the exiting surface of display panel 22 of panel display apparatus 20.Wherein, panel display apparatus 20 comprises: back light system 21 and above-mentioned display panel 22, back light system 21 is arranged at the back side of display panel 22, and provides light source for display panel 22.
Back light system 21 comprises light source 25, even optical mechanism 24 and back of the body frame 23.Wherein, back of the body frame 23 carries light source 25 and even optical mechanism 24.In the time that back light system 21 is side-light type, even optical mechanism 24 is light guide plate; In the time that back light system 21 is straight-down negative, even optical mechanism 24 is diffuser plates.Back of the body frame 23 comprises at least the first main splice and the second main splice, and at least first, second two main splices form the main frame 27 of carrying on the back frame 23.
It should be noted that panel display apparatus 20 of the present invention can be liquid crystal indicator or liquid crystal TV set.
The present invention also provides a kind of 3 d display device 30, and as shown in figure 19,3 d display device 30 comprises liquid crystal lens grating 31, back light system 32 and display panel 33.Wherein, liquid crystal lens grating 31 is arranged on the exiting surface of display panel 33.The back light system that back light system 32 is the various embodiments described above, such as back light system 32 comprises back of the body frame 23.Wherein, back of the body frame 23 comprises at least the first main splice and the second main splice, and at least first, second two main splices form the main frame of carrying on the back frame, do not repeat them here.
The present invention also provides a kind of plasma display system 40, and as shown in figure 20, plasma display system 40 comprises Plasmia indicating panel 41 and back of the body frame 42, and back of the body frame 42 is arranged on the back side of Plasmia indicating panel 41.Wherein, the back of the body frame that back of the body frame 42 is the various embodiments described above, also repeats no more at this.
By the way, the back of the body frame mould of panel display apparatus of the present invention, 3 d display device and plasma display system is simple in structure, reduces the cost of back of the body frame mould, and saves the material of back of the body frame, to reduce the cost of panel display apparatus.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (14)
1. a method of manufacturing the back of the body frame of panel display apparatus, is characterized in that:
Make at least first, second two main splices of back of the body frame, wherein one end of the first main splice is provided with at least two stitching sections, the structure of each stitching section and corresponding second main splice one end adaptation, one main splice is provided with convex body, another main splice is provided with groove, and described convex body or groove are positioned at stitching section;
According to a stitching section of at least two stitching sections described in the size Selection of back of the body frame and one end of corresponding the second main splice splicing, embed the groove of another main splice by the convex body of a described main splice, convex body to described two main splices and groove phase embedding part are carried out punching press, so that described two main splices are spliced, and described other stitching sections in stitching position outside that are positioned at described the second main splice in described the first main splice are cut and obtain the back of the body frame of different size.
2. method according to claim 1, is characterized in that:
The step of establishing reeded main splice of described making back of the body frame comprises: make the reeded main splice of establishing of back of the body frame, and closed up to center in the top of groove, the internal diameter on groove top is less than the internal diameter of inside grooves.
3. method according to claim 1, it is characterized in that: in the time there are other stitching sections between the stitching position of described the second main splice and the adjacent end portion of described the first main splice, before or after according to the step of a stitching section of at least two stitching sections described in the size Selection of back of the body frame and one end of corresponding the second main splice splicing, described other stitching sections in the stitching position outside that is positioned at described the second main splice in described the first main splice are cut.
4. method according to claim 1, it is characterized in that: the described step that two main splices are spliced comprises: use compared with the slightly little metal cylinder of penetration hole diameter or metal tube, through the convex body of described two main splices and the phase embedding part of groove, and the both ends of the surface of described metal cylinder or metal tube are pressurizeed, described metal column or metal tube distortion are increased thick, form manufactured head at the two ends of described two main splices simultaneously.
5. according to the method described in claim 1 to 4 any one, it is characterized in that:
The quantity of described convex body or groove is at least two, is distributed in stitching section periphery.
6. method according to claim 5, is characterized in that:
Described at least two stitching sections are along being spaced on the length direction of the first main splice.
7. method according to claim 6, is characterized in that:
Described stitching section is the recess of one end adaptation of the shape that arranges on the first main splice surface and the second main splice, to accommodate one end of the second main splice.
8. method according to claim 6, is characterized in that:
Described stitching section is the recess arranging on the first main splice surface, and the surperficial relevant position of described the second main splice is provided with projection, and described projection embeds recess, to splice described the first main splice and the second main splice.
9. method according to claim 8, is characterized in that:
One end surfaces of described the second main splice is provided with at least two along spaced projection on the second main splice length direction.
10. method according to claim 1, is characterized in that:
Described back of the body frame comprises the 3rd main splice and the 4th main splice;
The described step that at least two main splices are spliced comprises: by described the first main splice, the second main splice, the 3rd main splice and the 4th main splice splicing, to form the main frame of described back of the body frame.
11. methods according to claim 10, is characterized in that:
Described back of the body frame comprises the auxiliary splice being arranged in main frame;
After the step of the main frame of described formation back of the body frame, comprise: by described auxiliary splice and main frame splicing.
12. methods according to claim 11, is characterized in that:
Described auxiliary splice comprises the first auxiliary splice and the second auxiliary splice;
The step of described auxiliary splice and main frame splicing is comprised: by the two ends of described the first auxiliary splice respectively with the first main splice, the second main splice, the 3rd main splice and the 4th main splice at least two main splices splicings, by the two ends of described the second auxiliary splice respectively with the first main splice, the second main splice, the 3rd main splice and the 4th main splice at least two main splices splicings.
13. methods according to claim 12, is characterized in that:
The step of described auxiliary splice and main frame splicing is comprised: the two ends of described the first auxiliary splice are spliced respectively to the 3rd main splice of the two ends of the second auxiliary splice and adjacent setting, the 4th main splice splicing with the first main splice, the second main splice of adjacent setting; Or the two ends of described the first auxiliary splice are spliced with the first main splice being oppositely arranged, the 3rd main splice respectively, the two ends of the second auxiliary splice and the first main splice being oppositely arranged, the 3rd main splice splicing, make to be arranged in parallel between described the second main splice, the 4th main splice, the first auxiliary splice and the second auxiliary splice.
14. methods according to claim 13, is characterized in that:
Described back of the body frame comprises at least one support, and described support is provided with convex closure;
Described will auxiliary splice and the step of main frame splicing after comprise: by described support be removably fixed in one of the first main splice, the second main splice, the 3rd main splice, the 4th main splice, the first auxiliary splice and second auxiliary splice or more than.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110367422.9A CN102401349B (en) | 2011-11-18 | 2011-11-18 | Method for manufacturing back frame and backlight system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110367422.9A CN102401349B (en) | 2011-11-18 | 2011-11-18 | Method for manufacturing back frame and backlight system |
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| CN102401349A CN102401349A (en) | 2012-04-04 |
| CN102401349B true CN102401349B (en) | 2014-07-09 |
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| CN201110367422.9A Active CN102401349B (en) | 2011-11-18 | 2011-11-18 | Method for manufacturing back frame and backlight system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104260148B (en) * | 2014-09-12 | 2015-12-30 | 北京华懋伟业精密电子有限公司 | A kind of dise knife die cut material splicing processing technology |
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| CN1643440A (en) * | 2002-03-28 | 2005-07-20 | 三洋电机株式会社 | Liquid crystal display device |
| CN101174054A (en) * | 2006-11-01 | 2008-05-07 | 三星电子株式会社 | Container, display apparatus including the same, and method of manufacturing display apparatus |
| CN201672468U (en) * | 2010-05-04 | 2010-12-15 | 广州创维平面显示科技有限公司 | Rear back plate structure of back light module |
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| KR101073037B1 (en) * | 2004-01-07 | 2011-10-12 | 삼성전자주식회사 | Chassis frame and liquid crystal display having the same |
| KR100838879B1 (en) * | 2006-09-21 | 2008-06-16 | 엘지전자 주식회사 | Flat panel type display device and Frame of flat panel type display device |
| CN101281319A (en) * | 2007-04-03 | 2008-10-08 | 奇美电子股份有限公司 | Directly-down backlight module as well as LCD device using the same |
| CN101823106A (en) * | 2010-05-14 | 2010-09-08 | 北京日伸电子精密部件有限公司 | Manufacturing method of metal frame for flat panel display |
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2011
- 2011-11-18 CN CN201110367422.9A patent/CN102401349B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1643440A (en) * | 2002-03-28 | 2005-07-20 | 三洋电机株式会社 | Liquid crystal display device |
| CN101174054A (en) * | 2006-11-01 | 2008-05-07 | 三星电子株式会社 | Container, display apparatus including the same, and method of manufacturing display apparatus |
| CN201672468U (en) * | 2010-05-04 | 2010-12-15 | 广州创维平面显示科技有限公司 | Rear back plate structure of back light module |
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| CN102401349A (en) | 2012-04-04 |
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