CN202693932U - Assembling clamp - Google Patents
Assembling clamp Download PDFInfo
- Publication number
- CN202693932U CN202693932U CN 201220161998 CN201220161998U CN202693932U CN 202693932 U CN202693932 U CN 202693932U CN 201220161998 CN201220161998 CN 201220161998 CN 201220161998 U CN201220161998 U CN 201220161998U CN 202693932 U CN202693932 U CN 202693932U
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- light guide
- fpc
- guide plate
- circuit board
- assembling fixture
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Abstract
The utility model provides an assembling clamp. When a light guide panel and a flexible wiring base plate provided with a light emitting diode are glued and fixed, the assembling operation accuracy can be improved, the operation time can be shortened, and the learning period can be shortened. The assembling clamp comprises a base plate, an FPC (Flexible Printed Circuit) table base, an FPC assembling table, a light guide panel table, a moving mechanism and a mounting mechanism part, wherein the FPC assembling table can move in a manner relative to the FPC table base along a first direction, and the flexible wiring base plate glued with an adhesive band is fixed in a specific position by the FPC assembling table; the light guide panel table is arranged on the base plate and used for fixing a light guide panel; the FPC assembling table is driven by the moving mechanism to move along the first direction; the light guide panel is pushed by the mounting mechanism part so as to glue and fix the flexible wiring base plate on the light guide panel, and the FPC assembling table is driven by the moving mechanism to move; and when the flexible wiring base plate moves to the specific position, the light guide panel is pushed by the mounting mechanism part so as to glue and fix the flexible wiring base plate on the light guide panel.
Description
Technical field
The utility model relates to assembling fixture, relates in particular to be used to making as the light guide plate of the component parts of the backlight of liquid crystal indicator and being equipped with the integrated assembling fixture of flexible printed circuit board of light emitting diode.
Background technology
(Thin Film Transistor: thin film transistor (TFT)) liquid crystal indicator of the LCD panel of mode is as the display part of the portable equipments such as portable phone and be widely used to have TFT.
Usually, liquid crystal indicator has LCD panel and to the backlight of LCD panel irradiation light.In recent years, as this backlight, mostly adopt light source to use the LED-backlit source of light emitting diode (white light-emitting diode is hereinafter referred to as LED).(following, with reference to patent documentation 1)
Figure 11 is the open cube display of summary structure of an example of the expression liquid crystal indicator in the past that adopts the LED-backlit source.
In Figure 11, B/L is backlight, and backlight (B/L) has: resin frame molded item 13; Be configured in the optical sheet set 5 of the inside of mould bases 13; Light guide plate 11; Be configured in the light emitting diode (white light-emitting diode of a side (plane of incidence) of light guide plate 11; Light source) 8; The flexible printed circuit board 10 of light emitting diode 8 is installed; Be fixed on the reflector plate 7 of the downside of mould bases 13 by the double-sided adhesive tape splicing.Here, optical sheet set 5 for example is made of upper diffusion disk, 2 lens and lower diffusion disk.
In addition, in Figure 11, LCD is LCD panel, the following formation of LCD panel (LCD): will be such as the pixel electrode that is provided with of glass substrate etc., the transparency carrier of thin film transistor (TFT) etc. (being also referred to as the TFT substrate) 2b, separating specified gap with transparency carrier (the being also referred to as counter substrate) 2a that is formed with color filter etc. such as glass substrate etc. overlaps, and by near the encapsulant that is arranged on the circumference between this two substrates two substrates is bonded together, and the liquid crystal on the part of being located at encapsulant is enclosed and mouthful is enclosed liquid crystal to the inboard of the encapsulant between the two substrates and a sealing forms with being the frame shape.
In addition, be pasted with upper deflection board 1 at the upper surface (display surface) of substrate 2a, be pasted with lower polarizing plate 3 at the lower surface (face of source backlight) of substrate 2b.
The semi-conductor chip (DRV) that consists of driver etc. is installed at glass substrate 2b.In addition, flexible printed circuit board from control signal etc. to semi-conductor chip (DRV) that supply with also is installed, but in Figure 11, this flexible printed circuit board omits diagram on glass substrate 2b.
In Figure 11, the downside (reflector plate 7 sides) that the flexible printed circuit board that light emitting diode 8 is installed is bonding, be fixed on the end of light guide plate 11, but also can be fixed on the upside (LCD panel (LCD) side) of the end of light guide plate 11.
In this LED-backlit source, the light emitting diode 8 and the light guide plate 11 that are installed on the flexible printed circuit board 10 are assembled with fitting tightly, but this assembling operation relies on operator's operative technique, in order to make optical characteristics bad rare, need to have the anchor clamps of the structure that can mechanically position.
[prior art document]
[patent documentation 1] TOHKEMY 2010-276808 communique
As mentioned above, in the LED-backlit source, the light emitting diode 8 and the light guide plate 11 that are installed on the flexible printed circuit board 10 are assembled with fitting tightly, but assembling fixture in the past positions by following structure: utilize be formed with the plate of register pin and on the flexible printed circuit board 10 that light emitting diode 8 is installed set location position with the hole; Perhaps, when the location not being set with in the situation in hole on the flexible printed circuit board 10 that light emitting diode 8 is being installed, at assembling fixture the location is set and positions with wall.And, about assembling operation, rely on operator's operative technique.
Thus, in assembling fixture in the past, there is following problem.(1) produces in the situation of warpage at the flexible printed circuit board 10 that light emitting diode 8 is installed, only position thereby locate by register pin or location wall and become unstable, float (state that floats from assembling fixture) at flexible printed circuit board 10, thereby cause that operating efficiency worsens, degradation and built-up time and product quality brought impact under the assembly precision.(2) the assembling operation major part depends on operator's operative technique, has the assembling deviation between the operator.(3) needing between the learning period about 3～4 weeks to be familiar with, and in order to make stable product, must will carry out paste position and confirm, so this to become the main cause that the number of working processes increases.
The utility model content
The utility model is researched and developed for the problem that solves described prior art, the purpose of this utility model provides a kind of assembling fixture, with light guide plate and be equipped with the flexible printed circuit board of light emitting diode bonding, fixedly the time, can realize raising, the shortening of activity duration of assembling operation precision and be familiar with shortening between the learning period.
Above-mentioned purpose of the present utility model and other purposes and new feature will obtain clearly by record and the accompanying drawing of this instructions.
In the disclosed utility model of the application, the summary of simple declaration exemplary configuration is as follows.(1) a kind of assembling fixture is used for light guide plate and the flexible printed circuit board that light emitting diode is installed are adhesively fixed, and wherein, has: base plate; The FPC sewing platform base, it is fixed on the described base plate; The FPC assembly or fitting table, it can move along first direction with respect to described FPC sewing platform base, and the described flexible printed circuit board that will be pasted with splicing tape is fixed on the position of regulation; The leaded light pallet, it is installed on the described base plate, is used for fixing described light guide plate; Travel mechanism, it makes described FPC assembly or fitting table move along described first direction; Installing mechanism section, it pushes described light guide plate and described flexible printed circuit board is adhesively fixed on the described light guide plate, by described travel mechanism described FPC assembly or fitting table is moved, when described flexible printed circuit board moves to the position of regulation, push described light guide plate and described flexible printed circuit board is adhesively fixed on the described light guide plate by described installing mechanism section.
(2) in (1), described FPC assembly or fitting table has: the circuit board that is used for that described flexible printed circuit board is positioned is located and is used parts; Be used for described flexible printed circuit board is carried out the adsorption hole of vacuum suction.
(3) in (2), described installing mechanism section is installed on the described FPC sewing platform base.
(4) in (1), described leaded light pallet has: the light guide plate that is used for that described light guide plate is positioned is located and is used parts; The adjustment component of the distance of adjustment from described base plate to described light guide plate.
(5) in (1), described FPC assembly or fitting table has the axle that is inserted into described FPC sewing platform base and can moves along described first direction with respect to described FPC sewing platform base, described travel mechanism is by consisting of with lower member: fixed station, and it is fixed on the described base plate; The lining bar, it is can being installed in along the mode that described first direction moves on the described fixed station, and an end and described FPC assembly or fitting table butt; Lining bar position adjusting mechanism, it is used for adjusting the shift position of described lining bar; Spring members, it is inserted between FPC assembly or fitting table described axle, described and the described FPC sewing platform base.
(6) in (5), the described lining bar position adjusting mechanism of described travel mechanism is by consisting of with lower member: control lever; Lining bar position adjustment block, the position of rotation of itself and described control lever correspondingly makes the shift position of described lining bar 3 phase change.
(7) in (6), described control lever is fixed on the other end of described lining bar.
(8) in (6), described FPC assembly or fitting table, described fixed station and described lining bar arrange 2 side by side, and described assembling fixture has: the tie rod of fixing described 2 lining bars at two ends; The straight line pole that one end is connected with described tie rod, described control lever is fixed on the other end of described straight line pole.
(9) in (5), described leaded light pallet is configured on the described fixed station, and described leaded light pallet has: the light guide plate that is used for that described light guide plate is positioned is located and is used parts; The adjustment component of the distance of adjustment from described fixed station to described light guide plate.
(10) in (1), the relative end of splicing tape with on the described flexible printed circuit board of described light guide plate has concavo-convex, and the described light emitting diode that is installed on the described flexible printed circuit board is configured in the recess of the described end that is formed at described light guide plate.
The effect of utility model
The effect that is obtained by exemplary configuration in the disclosed utility model of simple declaration the application is as follows.
According to the utility model, with light guide plate and be equipped with the flexible printed circuit board of light emitting diode bonding, fixedly the time, can realize raising, the shortening of activity duration of assembling operation precision and be familiar with shortening between the learning period.
Description of drawings
Fig. 1 is the integrally-built figure of the assembling fixture of expression embodiment of the present utility model, and Fig. 1 (a) is vertical view, and Fig. 1 (b) is side view.
Fig. 2 A is the figure be used to the structure of the FPC platform that assembling fixture of the present utility model is described, Fig. 2 A (a) is vertical view, and Fig. 2 A (b) is side view.
Fig. 2 B is the figure be used to the structure of the FPC platform that assembling fixture of the present utility model is described, Fig. 2 B (a) is vertical view, and Fig. 2 B (b) is side view.
Fig. 3 is the figure of structure of lining fixed station, lining bar, the lining bar position adjustment block of expression assembling fixture of the present utility model, and Fig. 3 (a) is vertical view, and Fig. 3 (b) is side view.
Fig. 4 is the figure of structure of the lining bar position adjustment block of expression assembling fixture of the present utility model, and Fig. 4 (a) is vertical view, and Fig. 4 (b) is left side view, and Fig. 4 (c) is right side view, and Fig. 4 (d) is front view.
Fig. 5 is the figure of the state when for explanation the control lever of assembling fixture of the present utility model being rotated, Fig. 5 (a) is the figure that expression is placed on control lever the state in when left side, Fig. 5 (b) is the figure of the state of expression when control lever is stopped in central authorities, and Fig. 5 (c) is the figure of the state of expression when control lever is placed on the right side.
Fig. 6 is the figure of the structure of expression leaded light pallet of the present utility model, and Fig. 6 (a) is vertical view, and Fig. 6 (b) is side view.
Fig. 7 is in assembling fixture of the present utility model, the figure of position (setting position) relation between the light emitting diode when being used for explanation control lever being placed on the right side, light guide plate and FPC assembly, wherein, Fig. 7 (a) is the vertical view of FPC assembly, Fig. 7 (b) is the side view of FPC assembly, Fig. 7 (c) is the A section enlarged drawing of Fig. 7 (b), and Fig. 7 (d) is the figure of the state of expression when control lever is placed on the right side.
Fig. 8 is in assembling fixture of the present utility model, the figure of position (crimping position) relation between the light emitting diode when being used for explanation control lever being stopped in central authorities, light guide plate and FPC assembly, wherein, Fig. 8 (a) is the vertical view of FPC assembly, Fig. 8 (b) is the side view of FPC assembly, Fig. 8 (c) is the B section enlarged drawing of Fig. 8 (b), and Fig. 8 (d) is the figure of the state of expression when control lever is stopped in central authorities.
Fig. 9 is in assembling fixture of the present utility model, the figure of position (extracting position) relation between the light emitting diode when being used for explanation control lever being placed on the left side, light guide plate and FPC assembly, wherein, Fig. 9 (a) is the vertical view of FPC assembly, Fig. 9 (b) is the side view of FPC assembly, Fig. 9 (c) is the C section enlarged drawing of Fig. 9 (b), and Fig. 9 (d) is the figure that expression is placed on control lever the state in when left side.
Figure 10 A is the integrally-built vertical view of variation of the assembling fixture of expression embodiment of the present utility model.
Figure 10 B is the integrally-built side view of variation of the assembling fixture of expression embodiment of the present utility model.
Figure 11 is the open cube display of summary structure of an example of the expression liquid crystal indicator in the past that adopts the LED-backlit source.
The explanation of Reference numeral
1 upper deflection board
2a, 2b substrate
3 lower polarizing plates
5 optical sheet set
7 reflector plates
8 white light-emitting diodes
9 double-sided adhesive tape splicings
10 flexible printed circuit boards
11 light guide plate
13 resin frame molded items
21 recesses
22 protuberances
23,145 grooves
100 base plates
110 FPC sewing platform bases
111 vacuum pipe arrangement connecting connectors
112,132,146 through holes
113 axles
114 Compress Springs
115 FPC assembly or fitting tables
The hole is used in 116 absorption
The register pin that 117 FPC assemblies are used
The location wall that 118 FPC assemblies are used
120 leaded light pallets
The register pin of 121 light guide plate location usefulness
The location wall of 122 light guide plate location usefulness
123 stationary shaft
124 height control bolts
130 lining fixed stations
131 lining bars
133 tie rods
134 carriage release levers
140 lining bar position adjustment blocks
141 control lever
142 base portions
143 front main parts
144 back main parts
150 absorption on-off switches
151 push plate
152 push plate installation portions
153 vacuum generating devices
154 pipe arrangements
161,162,163,164,165,166 screws
171,176,177 holes
172,173,174,175 threaded holes
The LCD LCD panel
The B/L backlight
The BSU lining
The DRV semi-conductor chip
Embodiment
Below, describe embodiment of the present utility model in detail with reference to accompanying drawing.
In addition, about being used for institute's drawings attached of explanation embodiment, having the identical Reference numeral of part mark of identical function, and omit its repeat specification.In addition, following embodiment is not used in the explanation that limits claims of the present utility model.
Fig. 1 is the integrally-built figure of the assembling fixture of expression embodiment of the present utility model, and Fig. 1 (a) is vertical view, and Fig. 1 (b) is side view.
Among this figure, Reference numeral 10 is light emitting diode to be installed (for example, white light-emitting diode) flexible printed circuit board (hereinafter referred to as the FPC assembly), Reference numeral 11 is light guide plate, Reference numeral 100 is base plates, Reference numeral 110 is FPC sewing platform bases, Reference numeral 115 is FPC assembly or fitting tables, Reference numeral 120 is leaded light pallets, and Reference numeral 123 is stationary shaft, and Reference numeral 130 is lining fixed stations, Reference numeral 131 is lining bars, Reference numeral 140 is lining bar position adjustment blocks, and Reference numeral 141 is control lever, and Reference numeral 150 is absorption on-off switches, Reference numeral 151 is push plate, Reference numeral 152 is push plate installation portions, and Reference numeral 153 is vacuum generating devices, and Reference numeral 154 is pipe arrangements.
As shown in Figure 1, the assembling fixture of present embodiment has: base plate 100; The FPC platform that is consisted of by FPC sewing platform base 110 and FPC assembly or fitting table 115; Leaded light pallet 120; The travel mechanism of FPC assembly or fitting table 115; Push plate 151.Below, describe for each constitutive requirements.
Fig. 2 A, Fig. 2 B are the figure be used to the structure of the FPC platform that assembling fixture of the present utility model is described, in each figure, (a) are vertical view, (b) are side views.
As previously mentioned, the FPC platform is made of FPC sewing platform base 110 and FPC assembly or fitting table 115.
FPC sewing platform base 110 is fixed on the base plate 100 by screw 161 as shown in Figure 1.In addition, push plate installation portion 152 is fixed on the FPC sewing platform base 110 by screw 162.In addition, in Fig. 2 A, Fig. 2 B, Reference numeral 175 is to be formed on threaded hole on the FPC sewing platform base 110 for what screw 161 inserted, and Reference numeral 172 is to be formed on threaded hole on the FPC sewing platform base 110 for what screw 162 inserted.
FPC assembly or fitting table 115 has by screw 165 and is fixed on 2 axles 113 on the FPC assembly or fitting table 115.These 2 axles 113 are inserted in the through hole 112 that is formed on the FPC sewing platform base 110, and make 2 axles 113 in the through hole 112 interior slips that are formed on the FPC sewing platform base 110, thus, FPC assembly or fitting table 115 can be mobile at first direction (the arrow A direction of Fig. 2 A, Fig. 2 B) with respect to FPC sewing platform base 110.In addition, in Fig. 2 A, Fig. 2 B, Reference numeral BSU is formed in the lining in the through hole 112.
Here, around part 2 axles 113, between FPC assembly or fitting table 115 and the FPC sewing platform base 110, be provided with Compress Spring 114, FPC assembly or fitting table 115 acted on all the time the power of oriented downside (downside among Fig. 2 A) pushing by this Compress Spring 114.In addition, in Fig. 2 A, Fig. 2 B, a side of Compress Spring 114 enters into the inside of FPC assembly or fitting table 115.
Fig. 2 A illustrates FPC assembly or fitting table 115 near the state of FPC sewing platform base 110, and Fig. 2 B illustrates the state that FPC assembly or fitting table 115 compressed springs 114 have pushed to downside (downside among Fig. 2 A).
In addition, FPC assembly or fitting table 115 has register pin 117 and the location wall 118 that the FPC assembly is used.And FPC assembly or fitting table 115 has absorption hole 116 and vacuum pipe arrangement connecting connector 111.On vacuum pipe arrangement connecting connector 111, as shown in Figure 1, be connected with the pipe arrangement 154 that links to each other with vacuum generating device 153.
After location wall 118 that register pin 117 that FPC assembly 10 is used by the FPC assembly and FPC assembly are used was positioned on the FPC assembly or fitting table 115, with hole 116 air amounts, FPC assembly 10 was adsorbed, is fixed on the FPC assembly or fitting table 115 thus from absorption.
Fig. 3 is the figure of structure of lining fixed station 130, lining bar 131, the lining bar position adjustment block 140 of expression assembling fixture of the present utility model, and Fig. 3 (a) is vertical view, and Fig. 3 (b) is side view.
As shown in Figure 3, be formed with the hole 171 of interting for screw 161 at base plate 100, wherein, screw 161 is used for FPC sewing platform base 110 is fixed on base plate 100.Similarly, on base plate 100, also be formed with the hole 176 of inserting for stationary shaft 123.Lining fixed station 130 is fixed on the base plate 100 by screw 163.In addition, in Fig. 3, Reference numeral 173 is to be formed on threaded hole on the base plate 100 for what screw 163 inserted.
In addition, be formed with through hole 132 at lining fixed station 130.In this through hole, can be inserted with lining bar 131 with being free to slide, lining bar 131 can be mobile along first direction (the arrow A direction of Fig. 3) thus.In addition, in Fig. 3, Reference numeral BSU is formed in the lining in the through hole 132.
One end of lining bar 131 (end of the upside among Fig. 3) all the time with FPC assembly or fitting table 115 butts.
In addition, the other end at lining bar 131 is fixed with control lever 141, the other end of this lining bar 131 and lining bar position adjustment block 140 butts.
This lining bar position adjustment block 140 is fixed on the base plate 100 by screw 164.In addition, in Fig. 3, Reference numeral 174 is to be formed on threaded hole on the base plate 100 for what screw 164 inserted.
Fig. 4 is the figure of structure of the lining bar position adjustment block 140 of expression assembling fixture of the present utility model, and Fig. 4 (a) is left side view, and Fig. 4 (b) is vertical view, and Fig. 4 (c) is right side view, and Fig. 4 (d) is front view.
As shown in Figure 4, the lining bar position adjustment block 140 of present embodiment constitutes and has: base portion 142 and the main part that is made of front main part 143 and back main part 144.Shown in Fig. 4 (b), be formed with the hole 177 of interting for screw 164 at base portion 142.
In front on main part 143 and the back main part 144, shown in Fig. 4 (d), be formed with the through hole 146 that interts for lining bar 131, and so that control lever 141 can the Rotate 180 degree mode be formed with groove 145.
The feature of the lining bar position adjustment block 140 of present embodiment is, shown in Fig. 4 (b), the thickness of front main part 143 is fixed, and with it relatively the thickness of back main part 144 do not fix, be L1 in right thickness, being L2 at central thickness, is L3 (L2＜L3＜L1) in left thickness.
Fig. 5 is the figure of the state when for explanation the control lever 141 of assembling fixture of the present utility model being rotated, Fig. 5 (a) is the figure that expression is placed on control lever 141 state in when left side, Fig. 5 (b) is the figure of the state when control lever 141 is stopped in central authorities, and Fig. 5 (c) is the figure of the state when control lever 141 is placed on the right side.
Shown in Fig. 5 (c), when control lever 141 is placed on the right side, control lever 141 stops in the position of L1, shown in Fig. 5 (b), when making control lever 141 rotation and stopping in the position of central authorities, control lever 141 stops in the position of L2, shown in Fig. 5 (a), when control lever 141 being placed on the left side, control lever 141 stops in the position of L3.
At this moment, as can be seen from Figure 5, the lining bar 131 that is fixed with control lever 141 at the other end correspondingly slides along front and back with the rotation of control lever 141.
Fig. 6 is the figure of the structure of expression leaded light pallet 120 of the present utility model, and Fig. 6 (a) is vertical view, and Fig. 6 (b) is side view.
By screw 166 stationary shaft 123 is installed on leaded light pallet 120, this stationary shaft 123 is inserted and secured in the hole 176 of base plate 100, thus, leaded light pallet 120 is installed on the base plate 100.Here, as shown in Figure 1, leaded light pallet 120 is configured on the lining fixed station 130.
In addition, leaded light pallet 120 has for the register pin 121 that light guide plate 11 is positioned and location wall 122.
And, be provided with height control bolt 124 at leaded light pallet 120, by adjusting this height control bolt 124, the interval between light guide plate 11 and the base plate 100 (being strictly speaking the interval between light guide plate 11 and the lining fixed station 130) can be adjusted to optimum value.
In addition, in the present embodiment, the Compress Spring 114 shown in Fig. 2 A, Fig. 2 B, lining fixed station 130, lining bar 131, lining bar position adjustment block 140 and control lever 141 consist of travel mechanism.
Below, the using method of the assembling fixture of present embodiment is described.
The figure of position (setting position) relation when Fig. 7 (a)～(d) is placed on the right side for explanation with control lever 141, between the light emitting diode 8 of light guide plate 11 and FPC assembly 10.
(1) setting position
With the involutory register pin 117 of using in the FPC assembly of FPC assembly 10 and locate, and FPC assembly 10 is arranged on the FPC assembly or fitting table 115, after absorption, fixing, locate in register pin 117 double-sided adhesive tape splicing 9 is involutory, use push plate 151 that double-sided adhesive tape splicing 9 and FPC assembly 10 are fitted tightly.After the stickup of double-sided adhesive tape splicing 9 is finished, peel off the diaphragm that covers on the double-sided adhesive tape splicing 9.
Then, to be formed on the register pin 121 on the leaded light pallet 120 and to locate wall 122 as benchmark, light guide plate 11 is arranged on the leaded light pallet 120.FPC assembly 10 is being arranged on the FPC assembly or fitting table 115 and light guide plate 11 is arranged on moment on the leaded light pallet 120, finish the location.
When control lever 141 is positioned at the position of L1 of Fig. 5, lining bar 131 side shifting upwards shown in Fig. 2 A.Thus, FPC assembly or fitting table 115 becomes by the state of lining bar 131 pushing, thereby becomes the state that produces the gap between the light emitting diode 8 of FPC assembly 10 and light guide plate 11.
Here, light guide plate 11 remains on the position of floating from double-sided adhesive tape splicing 9 by the height control bolt 124 that is formed on the leaded light pallet 120.
A section enlarged drawing such as Fig. 7 (b) is shown in Fig. 7 (c), and the position relationship of each parts is that on Y-direction (vertically), the end of the end of light guide plate 11 and light emitting diode 8 is on the position that separates 1.5mm.On Z direction (highly), keep light guide plate to float state about about 0.4mm from double-sided adhesive tape splicing 9.On the other hand, assembling fixture is designed on directions X (laterally), make in advance the center-aligned of FPC assembly 10 and light guide plate 11.
In addition, in the end of light guide plate 11, shown in Fig. 7 (c), be formed with recess 21 and protuberance 22, at the partial configuration of recess 21 light emitting diode 8 arranged.Thus, on aforesaid Y-direction (vertically), be the bottom surface of the recess 21 of light guide plate 11 and the interval between the light emitting diode 8.
And, be formed with the groove 23 that inserts for register pin 117 at the protuberance 22 of light guide plate 11.
The figure of position (crimping position) relation when Fig. 8 (a)～(d) makes control lever 141 stop in central authorities for explanation, between the light emitting diode 8 of light guide plate 11 and FPC assembly 10.
(2) crimping position
When control lever 141 was positioned at the position of L2, lining bar 131 is downward side shifting shown in Fig. 2 B.
During lining bar 131 downward side shifting, FPC assembly or fitting table 115 compressed springs 114 press down, and the light emitting diode 8 of FPC assembly 10 moves until contact with the bottom surface of the recess 21 of light guide plate 11.
Here, in " amount of movement of lining bar 131 " and " bottom surface of the recess 21 of the light guide plate 11 and interval between the light emitting diode 8 ", set the amount of movement of lining bar 131 larger.Lining bar 131 pushes back via FPC assembly or fitting table 115 compressed springs 114, but is merely able to return to the position that the bottom surface of the recess 21 of light guide plate 11 contacts with light emitting diode 8.(the B section enlarged drawing of Fig. 8 (b) is the Y=0mm shown in Fig. 8 (c))
At this crimping position place, on the contact site of the bottom surface of light guide plate 111 recesses 21 and light emitting diode 8, effect has the pushing force of Compress Spring 114.
Then, as Fig. 1 151 ' shown in, utilize the end of push plate 151 pushing light guide plate 11, make light guide plate 11 because elasticity and bending, eliminated thus the interval 0.4mm between light guide plate 11 and the double-sided adhesive tape splicing 9 and closely pasted.
In addition, be in the present embodiment following structure: in the situation of the loading position generation deviation that is installed on the light emitting diode 8 on the FPC assembly 10, also can make FPC assembly or fitting table 115 move back 1.5mm from the further downward rear flank of stop position, thereby the bottom surface of the recess 21 of light guide plate 11 is contacted with light emitting diode 8.
Fig. 9 (a)～(d) is placed on control lever 141 for explanation the figure of position (extracting position) relation between the light emitting diode 8 of when left side, light guide plate 11 and FPC assembly 10.
(3) extracting position
When control lever 141 is in the position of L3, forwards mobile when lining bar 131 is in the position of L2 than control lever 141.Thus, boost FPC assembly or fitting table 115 and Compress Spring 114 is pushed back.
At this moment, about the bottom surface of the recess 21 of light guide plate 11 and the contact site between the light emitting diode 8, owing to become the position that does not have the effect of the crimp force of Compress Spring 114, finish product so can easily take out assembling.
Here, in the situation that excessively boosts FPC assembly or fitting table 115, because light guide plate 11 and FPC assembly 10 are fixing by double-sided adhesive tape splicing 9, thus the phenomenon that light guide plate 11 is pulled can occur, but the position of this L3 is that the position that aforesaid light guide plate 11 is pulled phenomenon can not occur.
In addition, when control lever 141 is in the position of L3, switch absorption on-off switch 150, make vacuum generating device 153 be OFF, can make assembling finish product and break away from.
After the taking-up that product are finished in assembling was finished, when the position that makes control lever 141 turned back to the position of L1, absorption on-off switch 150 became ON again, finished the fixing preparation of absorption.
Figure 10 A is the integrally-built vertical view of variation of the assembling fixture of expression embodiment of the present utility model, and Figure 10 B is side view.
This variation is that the assembling operation of light guide plate 11 and FPC assembly 10 can carry out two example simultaneously.Thus, in this variation, on 1 base plate 100, travel mechanism and the push plate 151 of the FPC platform that is made of FPC sewing platform base 110 and FPC assembly or fitting table 115, leaded light pallet 120, FPC assembly or fitting table 115 are provided with two groups.
In this variation, be that with the maximum difference of assembling fixture shown in Figure 1 the other end of lining bar 131 replaces and is fixed on the control lever 141 and is fixed on the tie rod 133.And the other end of carriage release lever 134 that is formed on the central portion of tie rod 133 is connected with control lever 141.
Thus, in this variation, by the position of control lever 141 from L1 rotated to the position of L2, the position of L3,2 lining bars 131 are slided along front and back.
In addition, in the present embodiment, FPC assembly or fitting table 115 and leaded light pallet 120 be can pull down, thereby can according to the display size of the LCD panel of reality, best FPC assembly or fitting table 115 and leaded light pallet 120 be adopted.
In addition, in aforesaid explanation, use is similar to the lining bar position adjustment block 140 of cam mechanism and lining bar 131 is slided along front and back, but also can adopt hydraulic pressure, air pressure or with the travel mechanism of spiral pipe lining bar 131 automatically be slided along front and back.
More than, by using assembling fixture of the present utility model, can access following action effect.(1) owing to use absorption, fixing as the fixing means of FPC assembly 10, thus can get rid of when being fixed on FPC assembly 10 on the FPC assembly or fitting table 115 float, the unstable key element of dislocation etc., and can improve repeatedly homework precision.
(2) when the location of FPC assembly 10 and light guide plate 11, control the amount of movement of FPC assembly or fitting table 115 in order to utilize Compress Spring 114, employing is similar to the parts of cam mechanism, and, arrange short transverse adjustment member so that when FPC assembly 10 moves light guide plate 11 not can with parts fixedly the double-sided adhesive tape splicing 9 of usefulness contact, therefore become until locate and finish the structure that FPC assembly 10 and light guide plate 11 can be not bonding, thereby can on anchor clamps, easily carry out the bonding process of FPC assembly 10 and light guide plate 11, can realize the shortening of activity duration and be familiar with shortening between the learning period.
More than, understanding specifically the utility model that the utility model people researches and develops based on above-described embodiment, the utility model is not limited to above-described embodiment, can carry out various changes in the scope that does not break away from its purport.
Claims (10)
1. an assembling fixture is used for light guide plate and the flexible printed circuit board that light emitting diode is installed are adhesively fixed, and it is characterized in that having:
Base plate;
The FPC sewing platform base, it is fixed on the described base plate;
The FPC assembly or fitting table, it can move along first direction with respect to described FPC sewing platform base, and the described flexible printed circuit board that will be pasted with splicing tape is fixed on the position of regulation;
The leaded light pallet, it is installed on the described base plate, is used for fixing described light guide plate;
Travel mechanism, it makes described FPC assembly or fitting table move along described first direction;
Installing mechanism section, it pushes described light guide plate and described flexible printed circuit board is adhesively fixed on the described light guide plate,
By described travel mechanism described FPC assembly or fitting table is moved, when described flexible printed circuit board moves to the position of regulation, push described light guide plate and described flexible printed circuit board is adhesively fixed on the described light guide plate by described installing mechanism section.
2. assembling fixture as claimed in claim 1 is characterized in that,
Described FPC assembly or fitting table has:
The circuit board that is used for that described flexible printed circuit board is positioned is located and is used parts;
Be used for described flexible printed circuit board is carried out the adsorption hole of vacuum suction.
3. assembling fixture as claimed in claim 2 is characterized in that, described installing mechanism section is installed on the described FPC sewing platform base.
4. assembling fixture as claimed in claim 1 is characterized in that,
Described leaded light pallet has:
The light guide plate that is used for that described light guide plate is positioned is located and is used parts;
The adjustment component of the distance of adjustment from described base plate to described light guide plate.
5. assembling fixture as claimed in claim 1 is characterized in that,
Described FPC assembly or fitting table has the axle that is inserted into described FPC sewing platform base and can moves along described first direction with respect to described FPC sewing platform base,
Described travel mechanism is by consisting of with lower member:
Fixed station, it is fixed on the described base plate;
The lining bar, it is can being installed in along the mode that described first direction moves on the described fixed station, and an end and described FPC assembly or fitting table butt;
Lining bar position adjusting mechanism, it is used for adjusting the shift position of described lining bar;
Spring members, it is inserted between FPC assembly or fitting table described axle, described and the described FPC sewing platform base.
6. assembling fixture as claimed in claim 5 is characterized in that,
The described lining bar position adjusting mechanism of described travel mechanism is by consisting of with lower member:
Control lever;
Lining bar position adjustment block, the position of rotation of itself and described control lever correspondingly makes the shift position of described lining bar 3 phase change.
7. assembling fixture as claimed in claim 6 is characterized in that, described control lever is fixed on the other end of described lining bar.
8. assembling fixture as claimed in claim 6 is characterized in that,
Described FPC assembly or fitting table, described fixed station and described lining bar arrange 2 side by side,
Described assembling fixture has:
The tie rod of fixing described 2 lining bars at two ends;
The straight line pole that one end is connected with described tie rod,
Described control lever is fixed on the other end of described straight line pole.
9. assembling fixture as claimed in claim 5 is characterized in that,
Described leaded light pallet is configured on the described fixed station,
Described leaded light pallet has: the light guide plate that is used for that described light guide plate is positioned is located and is used parts; The adjustment component of the distance of adjustment from described fixed station to described light guide plate.
10. assembling fixture as claimed in claim 1 is characterized in that,
The relative end of splicing tape with on the described flexible printed circuit board of described light guide plate has concavo-convex,
The described light emitting diode that is installed on the described flexible printed circuit board is configured in the recess of the described end that is formed at described light guide plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011090209A JP2012221925A (en) | 2011-04-14 | 2011-04-14 | Assembly jig |
| JP2011-090209 | 2011-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202693932U true CN202693932U (en) | 2013-01-23 |
Family
ID=47273175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220161998 Expired - Lifetime CN202693932U (en) | 2011-04-14 | 2012-04-13 | Assembling clamp |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2012221925A (en) |
| CN (1) | CN202693932U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162246A (en) * | 2013-03-08 | 2013-06-19 | 西蒙电气（中国）有限公司 | Light-emitting diode (LED) panel light assembly system |
| CN104816532A (en) * | 2015-04-03 | 2015-08-05 | 深圳市集银科技有限公司 | FPC light guide plate attaching machine |
| CN106141631A (en) * | 2015-03-26 | 2016-11-23 | 深圳鑫中创自动化设备有限公司 | A kind of counter group of machine of FPC |
| CN109116592A (en) * | 2018-07-19 | 2019-01-01 | 合肥福映光电有限公司 | A kind of novel LB glue assembled fixture and its application method |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105522360B (en) * | 2016-01-22 | 2018-07-06 | 广东长天精密设备科技有限公司 | A kind of assembling light guiding plate device |
| CN108198916A (en) * | 2018-03-12 | 2018-06-22 | 黄琴 | A kind of LED light source point glue equipment |
| JP2020198178A (en) * | 2019-05-31 | 2020-12-10 | 株式会社ジャパンディスプレイ | Manufacturing method of backlight |
-
2011
- 2011-04-14 JP JP2011090209A patent/JP2012221925A/en not_active Withdrawn
-
2012
- 2012-04-13 CN CN 201220161998 patent/CN202693932U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162246A (en) * | 2013-03-08 | 2013-06-19 | 西蒙电气（中国）有限公司 | Light-emitting diode (LED) panel light assembly system |
| CN103162246B (en) * | 2013-03-08 | 2014-06-11 | 西蒙电气（中国）有限公司 | Light-emitting diode (LED) panel light assembly system |
| CN106141631A (en) * | 2015-03-26 | 2016-11-23 | 深圳鑫中创自动化设备有限公司 | A kind of counter group of machine of FPC |
| CN106141631B (en) * | 2015-03-26 | 2018-06-08 | 深圳鑫中创自动化设备有限公司 | A kind of FPC contrary class machine |
| CN104816532A (en) * | 2015-04-03 | 2015-08-05 | 深圳市集银科技有限公司 | FPC light guide plate attaching machine |
| CN109116592A (en) * | 2018-07-19 | 2019-01-01 | 合肥福映光电有限公司 | A kind of novel LB glue assembled fixture and its application method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2012221925A (en) | 2012-11-12 |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |
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| CX01 | Expiry of patent term |