CN101138820A - Method for producing front cover of display apparatus frame by laser beam welding device - Google Patents
Method for producing front cover of display apparatus frame by laser beam welding device Download PDFInfo
- Publication number
- CN101138820A CN101138820A CNA200710181980XA CN200710181980A CN101138820A CN 101138820 A CN101138820 A CN 101138820A CN A200710181980X A CNA200710181980X A CN A200710181980XA CN 200710181980 A CN200710181980 A CN 200710181980A CN 101138820 A CN101138820 A CN 101138820A
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- CN
- China
- Prior art keywords
- front cover
- partition member
- display frame
- frame front
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/74—Making other particular articles frames for openings, e.g. for windows, doors, handbags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/05—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention discloses a method for making the divided display frame front cover of the liquid crystal display of the two-divided or four-divided style assembled display frame and the plasma display, etc. The invention aims at the dividing component of the two-divided or four-divided and the like, reduces the deformation of the component with the mode of laser welding, the entire process from raw material supplying to laser welding and final product punching continuously executes with automatic mode, the method of laser welding to manufacture the divided display frame front cover not only increase the efficiency of the entire working procedure, but also increase the price competitive power of the product relative to the productivity and the product quality relative to the efficiency of the working procedure.
Description
Technical field
The present invention makes the method for 2 separation type display frame front covers for by adopting the laser weld mode.Adopt laser weld to engage two partition members, embodied a kind of punching press of new partition member and the method for welding.Making production efficiencyization simultaneously, improved product competitiveness and quality, is the relevant patent that adopts the laser weld mode to make separation type display frame front cover.
Background technology
In recent years, along with the continuous development of information processor, between user and information processor, play the demand sharp increase of the display unit (visual device, device for image) of instrumentality.
Particularly the exploitation of HDTV is finished, and it is especially important that display unit just seems.
Well-known display unit generally comprises: color cathode tube display device (CRT), liquid crystal indicator (LCD), fluorescent display apparatus (VFD), plasma display system (PDP) etc.
But aspect the exploitation of HDTV, gratifying technically display element also is not born, so above-mentioned display unit is being kept the relation of replenishing mutually in the different field the inside.
In above-mentioned display unit, to the liquid crystal indicator and detailed the saying of plasma display system of the status of in competition, having the advantage in recent years.
At first, liquid crystal indicator is to utilize to be infused in the electric of the interior liquid crystal material of LCD panel, and optical property is represented the device of information, in recent years, constantly become television set, computer, field camera, DV, automobile navigation device, the display unit of various information-based machines and communicating machine.
Above-mentioned liquid crystal indicator converts the signal that influences that receives from information processor to the liquid crystal control signal, by the transit dose of liquid crystal adjusting light, needs to adopt the liquid crystal panel assembly make the signal of telecommunication can convert gr image to.
Above-mentioned liquid crystal panel assembly comprises: utilize the liquid crystal panel of liquid crystal display image, thereby be used to receive the printing loop substrate of the display panels signal of telecommunication and connect display panels and the long-pending lightened circuit substrate in tellite minimizing liquid crystal indicator plane.
In addition, because liquid crystal indicator self can not be luminous, so except LCD assembly, the bottom of LCD assembly also needs to be installed as the module backlight that LCD assembly provides light source.
Said modules all is installed in a base plate the inside, thereby avoids being damaged, and back light module group is equipped with in the below of base plate, and the display panels assembly is equipped with in the top of base plate.
Plasma display system is a kind of plasma that utilizes gas discharge to produce, at Plasmia indicating panel (Plasma Display Panel, abbreviation PDP) device of last show image, inject special gas in the plasmatron in plasma display system, after adding high pressure between the plasmatron electrode, the gas that is enclosed in the plasmatron cell between the layer glass can produce ultraviolet light, and the excited fluophor layer obtain expecting image.
Above-mentioned plasma display system is with Plasmia indicating panel and the display frame base plate that is arranged in parallel in fact with described Plasmia indicating panel basically, between described Plasmia indicating panel and display frame base plate, be close on the display frame base plate heat transfer medium be located at that display frame base plate back connects with described Plasmia indicating panel and the drive circuit that drives the Plasmia indicating panel circuit is formed, described Plasmia indicating panel side combines with front shroud, and described drive circuit side combines with base plate finishes.
Above-mentioned plasma display system has best resolution ratio and illumination ratio in this field, not only answer speed is fast, and be fit to show large-area image, thus be widely used in TV, display, the indoor and outdoor advertisement is with display board etc.
In addition, above-mentioned liquid crystal indicator and plasma display system come off and combine with display frame front cover in order to prevent from simply to assign into display panel assembly in the same base plate.
Described display frame is provided with in order to support extending out of display panel assembly, is divided into display frame front cover and display frame bonnet according to the front and back position that is provided with, by aluminium alloy, and stainless steel, materials such as galvanized steel plain sheet or aluminum-zinc alloy steel plate are made.
This display frame front cover is made through the Sheet Metal Forming Technology of progressive mode or load mode, and undersized be integral type, large-sizedly cuts apart or 4 cuts apart to make up and make by 2.
Here said 2 cut apart and 4 partition types, and each partition member is combined when the assembled display frame front cover, and utilization is welded and made after utilizing specific process for stamping then or forcing bending.
But, existing 2 cut apart or the manufacture method of 4 separation type display frame front covers is under the overlapped state of the contact-making surface of parts, pressure is crushed to, set different pressure according to different materials and have certain difficulty, production efficiency is not high, and the composition surface of final products has the convex closure of 0.8-1.0mm, can cause certain influence to miscellaneous part, excessive extruding force can cause part distortion, and the quality of product is had certain influence.
In addition, pass through not only this complex process of laser welding method after the bending, and straight type parts bending 90 degree, then to bending part and lose joint and adopt laser weld, bending part the slit can occur or not cause bending part failure welding etc. because of the bending surface of both sides on, the phenomenon that product quality descends this moment.
Summary of the invention
Therefore, the present invention considers this point and produces, purpose is to provide a kind of employing laser soldering device that is applicable to that 2 partition members engage to make the method for separation type display frame front cover, reduce part distortion, realization is carried out to the institute that forms final products to laser weld more in steps continuously automatically from supplying with raw material, the price competitiveness of product and the efficient of operation all are improved, and have improved the product of quality simultaneously.
Technical scheme of the present invention is: in order to achieve the above object, manufacture method according to the separation type display frame front cover of the embodiment of the invention is characterized in that comprising: supply with raw material and strike out stage of partition member, with 2 partition members is one group of stage that is arranged as the box-shaped attitude, be arranged as the stage that the connecting portion of the partition member of box-shaped attitude engages with laser weld, the product that box-shaped attitude one engages forms the stage of final products through follow-up punch steps.
And the punching press stage of above partition type parts comprise along raw-material length direction, be that the form of delegation is carried out punching press by a kind of partition member with " " font proper alignment, make raw-material minimization of loss.
Here, the arrangement stage of above partition member, be that the corner part is enlarged partition member Rotate 180 degree in interval between two partition members putting continuously and two partition members by identical direction, make two partition member positions relative, also have two partition members are spent by X-axis rotation 45, two split accessories of polymerization become the process of a box-shaped attitude.
And, more than the follow-up punching press stage should be by the bottom perforate, the box-shaped bending, the order of opening and chamfering is carried out.
Advantage of the present invention is: as described above, when the present invention utilizes the laser weld mode to engage assembling partition type parts, embodied a kind of manufacture method of separation type display frame front cover of the neomorph that adopts the automation that monoblock type produces line, have raising productivity and operability etc. and can improve having a few of whole manufacturing process efficient, finally have the effect that improves product price competitiveness and product quality.
Description of drawings
Below, accompanying drawing describes in detail by the manufacture method of the separation type display protecgulum of one embodiment of the invention as follows:
Fig. 1 utilizes laser soldering device for the embodiment of the invention and makes the method for separation type display frame front cover, can embody the skeleton diagram of whole technologies.
Fig. 2 makes the method for separation type display frame front cover for the laser soldering device that adopts the embodiment of the invention, skeleton diagram that can the embodiment device example.
Wherein: 10a, 10b partition member; 11 box-shaped products; 12 finished products; 20 feeding mechanisms; 30 partition member decompressors; 40 collating units; 50 laser soldering devices; 60 follow-up decompressors.
The specific embodiment
Embodiment: as depicted in figs. 1 and 2, above-mentioned separation type display frame front cover is manufacture and 2 cut apart the partition type parts of (or 4 cut apart) form through the partition member stamping procedure after, be combined into the box-shaped attitude that is similar to finished product by certain alignment process, then by laser in conjunction with operation and follow-up stamping procedure, make the finished product of an integral type box-shaped attitude, it is display frame front cover, through postprocessing working procedures, be cleaning step, check bad outward appearance step and the outbounds afterwards of planarization step final packaging such as flaw or bending.
Supply with raw material from comprising the feedway (20) of supplying with raw-material coil etc. continuously to strip, the raw material of Gong Geiing are by the punch steps of the several stages in the parts decompressor (30) like this, make 2 partition members (10a) of a display frame front cover, (10b).
For example, in partition type parts decompressor (30), carry out punching press by partition member with the form of the continuous proper alignment of " " word shape along length direction along what X-direction was carried out, the adjacent partition member that contains another " " font attitude in the partition member of " " font attitude particularly, be stamped with two partition member states near each other, make partition member continuously.
At this moment, above-mentioned partition member (10a) (10b) has different structure separately, can optionally use by cutting apart accessory decompressor (30).
Produce simultaneously along with constituting one group of partition member that constitutes display frame front cover, minimize raw-material loss part, can effectively use raw material.
Approximately through the punch steps in 12 stages, the punch steps devices needed of this moment can be used the pressing equipment of making separation type display frame front cover from the raw-material accessory of cutting apart.
For example, constitute the raw materials in sequence process location punching → crimping and the fluting → one time crimping of the split accessory of a display frame front cover, fluting and cotton ginning → secondary crimping, fluting and cotton ginning → Z-shaped bending → perforate → blank/reserve step → box-shaped bending → blank/reserve step → offer display holddown groove → holddown groove bevelling → 12 road steps such as cutting to make one group of 2 partition type parts.
Through above partition type parts punching course, parts for laser in conjunction with operation the operation by specific box-shaped assembled arrangement.
That is, the component that equidirectional is arranged is cut the cubic fit form that permutation and combination that parts pass through the several stages process by collating unit (40) becomes display frame front cover, is sent to the laser coupling apparatus with assembled state.
For example, at first the corner part of 2 partition members spaces out mutually with the continuously arranged state of identical direction, a partition member Rotate 180 degree in 2 partition members of being separated by then, 2 partition members form relative state, 2 relative then partition member rotations 45 are spent and the mutually neat position of parts direction of transfer X-axis, 2 partition members separately are poly-mutually together (for example to be arrived, one is moved along X-direction, another moves along Y direction, is combined into a box-shaped attitude at last) box-shaped attitude of formation.
As above 2 partition members that arrange to merge by the split accessory become integral type box-shaped product (11) by the laser joint of laser soldering device (50).
This moment, laser joint operation was welded the position, corner, 2 place that partition member engages, and perhaps the connecting portion at (for example, 4 separation type display frame front covers) 4 places also can engage.
Engage by above laser and to make the box product (11) of one in conjunction with operation and continue finally to make the display frame front cover finished product through subsequent handling several times.
For example, finish box-shaped product (11) that laser engages operation through continuously arranged follow-up decompressor (60), through punching press several times, four operation stamped finished products (12) for example.
Above-mentioned four operation punching presses are by the bottom perforate operation of offering screwed hole in order to assemble with other accessories, box-shaped bending operation for the form of making complete display frame front cover, four jiaos of frame internal edges are pressed the opening operation of certain specification excision, burr that produces when removing punching press and the chamfering process that flies mouth.
Therefore, the box-shaped product that finishes laser joint operation successively can be through bottom perforate operation, and the box-shaped bending operation begins operation and closes operation, makes finished product at last, after the processing such as such finished product process washing or assembling, and the final packaging outbound.
Simultaneously, the manufacture method of the display frame front cover of above one embodiment of the present of invention is to carry out the planar portions laser weld under former board status, so there is not offset, can guarantee complete outstanding quality, final stable when guaranteeing the size of outward appearance or significant points, because can use the existing pressing equipment of a part, so can make risk minimization when using.
Claims (4)
1. a method of utilizing laser soldering device to make display frame front cover is characterized in that: comprise that the coil raw material that will supply with strike out the stage of partition member; Two partition members are one group of stage that is arranged as the box-shaped attitude; The product of the combination of the integral type of box-shaped attitude is finally made the stage of finished product by follow-up punching press.
2. according to the described method of utilizing laser soldering device to make display frame front cover of claim 1, it is characterized in that: in the described partition member punching press stage, comprise along the raw material length direction and carry out punching press by the form that " " font is arranged in order into row with partition member.
3. according to the described method of utilizing laser soldering device to make display frame front cover of claim 1, it is characterized in that: the described partition member arrangement stage comprises that partition member enlarges continuous two partition members process at interval by equidirectional, a partition member Rotate 180 degree in two partition members, make two processes that partition member is relative, two processes that partition member is spent by X-axis rotation 45, two partition members of separation are aggregated to the process that forms a box-shaped attitude together.
4. according to the described method of utilizing laser soldering device to make display frame front cover of claim 1, it is characterized in that: the described follow-up punching press stage is according to bottom perforate operation, the box-shaped bending operation, and the order of opening operation and chamfering process is carried out.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070056995A KR20080109112A (en) | 2007-06-12 | 2007-06-12 | Press method for separation type chassis top using laser |
| KR1020070056995 | 2007-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101138820A true CN101138820A (en) | 2008-03-12 |
Family
ID=39191013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200710181980XA Pending CN101138820A (en) | 2007-06-12 | 2007-10-15 | Method for producing front cover of display apparatus frame by laser beam welding device |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20080109112A (en) |
| CN (1) | CN101138820A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115673762A (en) * | 2022-11-15 | 2023-02-03 | 美雅迪（佛冈）家具制造有限公司 | Manufacturing method of frame-shaped aluminum alloy pipe |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200490966Y1 (en) | 2018-06-05 | 2020-01-30 | (주)인지디스플레이 | Front chassis for display device |
-
2007
- 2007-06-12 KR KR1020070056995A patent/KR20080109112A/en not_active Application Discontinuation
- 2007-10-15 CN CNA200710181980XA patent/CN101138820A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115673762A (en) * | 2022-11-15 | 2023-02-03 | 美雅迪（佛冈）家具制造有限公司 | Manufacturing method of frame-shaped aluminum alloy pipe |
| CN115673762B (en) * | 2022-11-15 | 2023-08-22 | 美雅迪（佛冈）家具制造有限公司 | Manufacturing method of frame-shaped aluminum alloy pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20080109112A (en) | 2008-12-17 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |