JP4312092B2 - Manufacturing method of display device - Google Patents

Description

  The present invention relates to a method for manufacturing a display device such as a liquid crystal display device or a plasma display device.

As a method for assembling a liquid crystal display device, a panel module in which a substantially rectangular panel module is attached to a mounting frame is housed in a cabinet having a decorative plate, and a circuit device for driving a backlight device or a display device is provided on the back side of the panel module. For example, Patent Document 1 discloses a method of assembling a liquid crystal display device by attaching a back cover after arranging the cover. .
In the panel module, an attachment frame body is attached to a peripheral portion of a panel module main body having a display unit. A backlight is disposed on the back side of the panel module. Typical backlight methods include a side edge method and a direct type. In the case of the side edge method, an optical sheet attached to the inside of the mounting frame on the back side of the panel module, a light guide plate disposed on the back side of the optical sheet, and the back side of the light guide plate A diffusive reflector disposed on the plate, a plate-shaped lamp support disposed on the back side of the diffusive reflector, and a light guide plate disposed on a side of the light guide plate to be supported by the lamp support. It consists of a lamp. On the other hand, in the case of the direct type, an optical sheet and a diffusion plate attached to the inside of the mounting frame on the back side of the panel module, a lamp case is disposed on the back side of the diffusion plate, A plurality of straight tube type or U-shaped fluorescent tubes supported by a plurality of lamp clips attached to the lamp case are arranged.
Circuit components for driving a display device such as a power supply substrate are arranged on the back surface of the lamp support and the lamp case.
Further, the cabinet includes a holding frame body that accommodates and holds the panel module and a decorative plate in which the holding frame body is fitted and held, and the panel module is incorporated in the holding frame body.

For example, the panel module can be incorporated into the holding frame by placing a cabinet with the surface facing down on the assembly line and moving the two longitudinal ends of the panel module transported to a position near the assembly line by the transport box. Each worker lifts and removes the panel module from the transport box, moves the panel module above the cabinet, maintains the horizontal state of the panel module and slowly lowers the holding frame. It is done by fitting into the body. By the way, the weight of the panel module increases as the size of the liquid crystal display device increases.
JP 2003-195263 A

  For this reason, when a worker lifts the panel module placed flat in the transport box and transfers it to the holding frame of the cabinet, the burden on the worker who transfers the panel module increases. In addition, since the gap between the frame portion of the holding frame and the panel module is relatively narrow due to the external shape and weight of the entire liquid crystal display device, the hand of the worker holding the both end portions of the panel module. It becomes difficult to fit the panel module into the holding frame. Therefore, it is difficult to perform the work of accurately fitting into an appropriate position in the holding frame in a state where the burden on the worker is large, and a measure for improving the assembly workability has been desired.

  In order to facilitate the transfer of the panel module, for example, it is conceivable to provide handles to be gripped by workers at both ends in the longitudinal direction of the panel module. Since it protrudes greatly and the dimension between both ends of a panel module becomes large, there exists a problem that the unnecessary clearance gap between the frame part of a holding frame body and a panel module becomes large.

  The present invention has been made in view of such circumstances, and a main object of the present invention is to use a transfer device having a suspension arm, and to provide a backlight for a panel module or a panel module in which a locked portion is provided at a peripheral portion thereof. By transferring each unit carrying TV drive parts and the like by the transfer device, the panel module and each unit can be held by the transfer device without increasing the size between both ends of the panel module or panel module unit. An object of the present invention is to provide a method of manufacturing a display device that can be transferred into the body, can reduce the burden on a worker who incorporates a panel module or each unit, can be accurately fitted into an appropriate position, and can improve assembly workability. . In the present invention, each unit will be described as a panel unit in which a backlight is attached to a panel module and a television unit in which a TV drive component is attached to the panel unit.

  Another object is that after the television unit is transferred, a back cover that covers the back side of the television unit is coupled to the holding frame, so that a relatively lightweight back cover can be easily put on the television unit by an operator. Therefore, an object of the present invention is to provide a method of manufacturing a display device that can further improve the assembly workability.

  In addition, another object is to use a transfer device having a suspension arm, and the mounting frame body is provided with a locked portion, and a panel module, a panel unit, and a television unit are transferred by the transfer device. Thus, the panel module, the panel unit, or the television unit can be transferred into the holding frame by the transfer device without increasing the dimension between both ends of the panel module, the panel unit, or the television unit. It is an object of the present invention to provide a method for manufacturing a display device that can reduce the burden on a worker who incorporates a television unit and can be accurately fitted into an appropriate position, thereby improving the workability of the work.

A display device manufacturing method according to the present invention includes a panel main body having a display portion, a frame portion facing the peripheral surface of the panel main body, and provided with locked portions at a plurality of locations separated in the circumferential direction, and the panel A panel module, a panel unit, or a television unit that has a flange portion facing the peripheral edge of the surface of the main body and is integrally assembled with a mounting frame attached to the peripheral edge of the panel main body , and the panel module or panel A method of manufacturing a display device including a holding frame body that holds a peripheral portion of a unit or a television unit, wherein the suspension arm includes a transfer device having a suspension arm that is locked to the locked portion. The panel module or panel unit or TV unit is fixed to the panel module or panel unit or TV unit that is flatly mounted. A suspension step of hanging the unit, a moving step of moving the suspended panel module or panel unit or television unit above a holding frame that is laid flat, and the holding of the moved panel module or panel unit or television unit. And a transfer step of transferring into the frame.

  In this invention, in order to transfer a panel module, a panel unit, and a television unit, which are provided with a locked portion on the periphery thereof, using the transfer device having a suspension arm, By operating the transfer device, the suspension arm is locked to the locked portion of the panel module, panel unit, or TV unit, and the panel module, panel unit, or TV unit is suspended in this locked state. The lowered panel module, panel unit, or television unit can be moved above the holding frame, and the moved panel module, panel unit, or television unit can be fitted into the holding frame while being lowered. Therefore, it is possible to reduce the burden on the worker who incorporates the panel module, the panel unit, and the television unit, and to accurately fit the panel module, the panel unit, and the television unit at an appropriate position, thereby improving the assembly workability.

  In addition, the display device manufacturing method according to the present invention includes a joining step of joining a back cover that covers a back side of the television unit to the holding frame after the transfer step.

  In this invention, since a relatively light weight back cover can be put on the TV unit by an operator after fitting a TV unit that is heavier than the back cover into the holding frame by the transfer device. Assembly workability can be further improved.

In addition, a method for manufacturing a display device according to the present invention includes a panel main body having a display unit, a frame unit that is opposed to the peripheral surface of the panel main body, and is provided with locked portions at a plurality of locations separated in the circumferential direction. a flange portion facing the peripheral portion of the surface of the panel body, the mounting frame member attached to the periphery of the panel main body, a lamp support supporting the lamp that will be placed inside of the mounting frame A television unit in which a power supply component attached to the lamp support is integrally assembled, and a method of manufacturing a display device comprising a holding frame that holds the peripheral edge of the television unit. A suspension step of suspending the television unit by using the transfer device having a suspension arm that engages with the stop portion, and engaging the suspension arm with the locked portion of the television unit that is placed flat; Flat TV unit A moving step for moving the holding unit above the holding frame, a transferring step for transferring the moved television unit into the holding frame, and a back cover that covers the back side of the transferred television unit are coupled to the holding frame. And a bonding step.

  In this invention, a transfer device having a suspension arm is used, and the transfer device is operated in order to transfer the television unit in which the locked portion is provided on the mounting frame by the transfer device. As a result, the TV unit is suspended in a state where the suspension arm is locked to the locked portion of the TV unit, the suspended TV unit is moved above the holding frame, and the moved TV unit is lowered. However, since it can be fitted into the holding frame, and after fitting, a relatively lightweight back cover can be put on the television unit by an operator, the assembling workability can be improved.

In addition, a method for manufacturing a display device according to the present invention includes a panel main body having a display unit, a frame unit that is opposed to the peripheral surface of the panel main body, and is provided with locked portions at a plurality of locations separated in the circumferential direction. A panel module having a flange portion opposed to the peripheral edge portion of the surface of the panel main body, and a panel module assembled integrally with a mounting frame attached to the peripheral edge portion of the panel main body, and holding the peripheral edge portion of the panel module A method of manufacturing a display device including a holding frame, wherein a panel module having a suspended arm placed flat using a transfer device having a suspended arm that is engaged with the engaged portion. A suspension step of hanging the panel module by being engaged with a portion, a moving step of moving the suspended panel module above a holding frame that is laid flat, and moving the moved panel module into the holding frame. Appear A mounting step, a backlight assembling step for disposing a backlight on the transferred panel module, a TV circuit assembling step for disposing a TV driving circuit on the back of the backlight unit, and a back cover for covering the TV circuit incorporating portion. A coupling step of coupling to the holding frame.

  In this invention, a transfer device having a suspension arm is used, and the transfer device is operated in order to transfer the panel module in which the locked portion is provided on the mounting frame by the transfer device. As a result, the panel module, panel unit, or TV unit is suspended with the suspension arm locked to the locked portion of the panel module, and the suspended panel module is moved above the holding frame and moved. The panel module can be lowered and fitted into the holding frame body. After the fitting, the backlight and the TV drive circuit can be assembled by an operator, and a relatively lightweight back cover can be put on the TV unit by the operator. Therefore, assembly workability can be improved.

In addition, a method for manufacturing a display device according to the present invention includes a panel main body having a display unit, a frame unit that is opposed to the peripheral surface of the panel main body, and is provided with locked portions at a plurality of locations separated in the circumferential direction. a flange portion facing the peripheral portion of the surface of the panel body, the mounting frame member attached to the periphery of the panel main body, a lamp support supporting the lamp that will be placed inside of the mounting frame The display unit includes a panel unit that is integrally assembled, and a holding frame that holds the peripheral edge of the panel unit, and includes a suspension arm that is locked to the locked portion. A suspension process in which the suspension arm is suspended by the latched portion of the panel unit in which the suspension arm is laid flat and the panel unit is suspended, and an upper portion of the holding frame body in which the suspended panel unit is laid flat Moving process to move to A transfer step of transferring the panel unit into the holding frame, a TV circuit assembly step of arranging a TV drive circuit on the rear surface of the lamp support of the transferred panel unit, and a TV circuit assembly portion A coupling step of coupling a back cover to the holding frame.

  In this invention, a transfer device having a suspension arm is used, and the transfer device is operated in order to transfer the panel unit in which the locked portion is provided on the mounting frame by the transfer device. As a result, the panel unit is suspended in a state in which the suspension arm is locked to the locked portion of the panel unit, the suspended panel unit is moved above the holding frame, and the moved panel unit is lowered. It is possible to fit into the holding frame while the television drive circuit is assembled by an operator and a relatively lightweight back cover can be put on the television unit by the operator after the fitting. .

  According to the present invention, a relatively heavy panel module, panel unit, or television unit is transferred by being suspended by a transfer device having a suspension arm. It is possible to reduce the burden on the worker who incorporates the panel module, the panel unit, and the television unit and to accurately fit the panel module, the panel unit, and the television unit without increasing the size, and to improve the assembly workability.

  Further, according to the present invention, a panel module, a panel unit, or a television unit, which is heavier than the back cover, is fitted into the holding frame by the transfer device, and then the relatively lightweight back cover is installed by the operator. Therefore, the assembly workability can be further improved.

  Further, according to the present invention, a relatively heavy panel module, panel unit, or television unit is transferred by being suspended by a transfer device having a suspension arm, and a relatively lightweight back cover is installed by an operator on the television. Since it can be connected to the unit, the burden on workers who install the panel module, panel unit, or TV unit is reduced and the correct position can be accurately adjusted without increasing the dimensions between both ends of the panel module, panel unit, or TV unit. Can be fitted, and assembly workability can be improved.

Hereinafter, a display device manufacturing method according to the present invention will be described in detail with reference to the drawings illustrating embodiments thereof. Note that the backlight method in this embodiment will be described by a side edge method.
1 is a schematic exploded perspective view showing a configuration of a liquid crystal display device, FIG. 2 is an enlarged vertical front view, FIG. 3 is an enlarged cross-sectional view of a main part, FIG. 4 is a perspective view of a holding frame, and FIG. The perspective view of a body and FIG. 6 are explanatory drawings which show the state suspended by the suspension arm.

  The liquid crystal display device shown in FIG. 1 includes a substantially rectangular panel module 1, a holding frame 2 that accommodates and holds the panel module 1, a cabinet 20 that includes a decorative plate that holds the holding frame 2 fitted therein, A back cover 3 mounted on the back side of the panel module 1 is provided.

  The panel module 1 has a substantially rectangular panel main body 11 having a liquid crystal display section and a size that fits the panel main body 11, and a substantially rectangular mounting that attaches the peripheral edge of the panel main body 11 to the inside of the holding frame 2. A frame body 12 and a substantially rectangular attachment frame body 13 that is arranged in the attachment frame body 12 and that attaches the panel body 11 to the attachment frame body 12. The optical sheet 14 disposed in the attachment frame body 13, the back side of the optical sheet 14, the light guide plate 15 disposed in the attachment frame body 13, and the back side of the light guide plate 15 The diffused reflection plate 16 disposed on the plate, the plate-shaped lamp support 17 disposed on the back side of the diffuse reflection plate 16, and the light guide plate 15 disposed on the side of the light guide plate 15 to irradiate the lamp support. 17 with a lamp 18 supported by 17 It has been made. A television board 19 such as a power supply board is attached to the back surface of the lamp support 17. Here, a state in which the backlight unit is assembled integrally with the panel module 1 will be described as a panel unit 100, and a state in which the television board 19 is assembled integrally with the panel unit 100 will be described as a television unit 200.

  The configuration and assembly of the panel module 1 will be described. The mounting frame 12 is formed by molding a metal plate, and has a frame portion 12a having two short side portions 12c, 12d facing each other and two long side portions 12e, 12f facing each other, and a panel corresponding to the panel body 11. And four flange portions 12b along the peripheral edge of the surface of the main body 11. The two short sides 12c and 12d are provided with mounting pieces 12g and 12g attached to the holding frame 2 at both ends in the longitudinal direction so as to protrude in the opposite direction (outward) from the flange 12b. In 12e and 12f, attachment pieces 12g and 12g attached to the holding frame 2 are projected in the opposite direction (outward) to the flange portion 12b at the center in the longitudinal direction. Each attachment piece 12g has three through holes 12j, 12k, and 12m that are spaced apart in the circumferential direction. The through hole 12j on one side is fitted with a positioning pin 24 projecting from the inside of the holding frame 2, and the through hole 12m on the other side is fitted with a male screw for attaching the mounting frame 12 to the holding frame 2. The middle through hole 12k is fitted with a male screw for attaching the lamp support 17 to the attachment frame 12. The attachment frame 13 is formed by molding a metal plate, and has a size that matches the size of the panel body 11. The frame 13 a is smaller than the attachment frame 12, and is formed on the peripheral edge of the back surface of the panel body 11. And four flange portions 13b.

  The configuration and assembly of the panel unit 100 will be described. The lamp support 17 is a flat plate portion 17a joined to the diffusive reflecting plate 16, a support plate portions 17b and 17b which are bent from the outer peripheral portion of the flat plate portion 17a and face the inner surface of the frame portion 13a, and the outer periphery of the flat plate portion 17a. And a mounting piece 17c, 17c that is attached to the holding frame 2, and a holder 10 that holds the lamp 18 is attached to the support plate portions 17b, 17b. A through hole to be opposed to the through hole 12k is provided in 17c. The assembly order is such that the opening of the lamp support 17 is placed upward, the diffuse reflector 16 is bonded to the bottom surface of the flat plate portion 17a, the holder 10 is fixed to the inner surfaces of the support plate portions 17b and 17b, and the diffuse reflector 16 In addition, after the light guide plate 15 is fixed between the holders 10 on both sides, the lamp 18 is mounted on the holder 10 to assemble the lamp unit. Next, after attaching the optical sheet 14 in the attachment frame body 13 of the panel module 1, the panel unit 100 is assembled by inserting the lamp portion into the attachment frame body 13 with the opening facing downward. It is done.

  The assembly of the television unit 200 will be described. In the first method, the lamp support 17 is placed on a flat surface facing upward in the panel unit 100, and a substrate mounting boss (not shown) is set up on the back of the lamp support 17 and then each television board 19 is screwed onto the boss. Then, the television units 200 are assembled by connecting the television boards 19 as necessary. As a second method, after the lamp unit is assembled in the middle of the panel unit 100 assembly, similarly, a board mounting boss (not shown) is set up on the back surface of the lamp support unit 17, and then each television board 19 is screwed onto the boss. Then, if necessary, the television boards 19 are connected to each other to form a lamp portion with the television board 19, and then the optical sheet 14 is attached in the attachment frame body 13 of the panel module 1. The television unit 200 is assembled by inserting the attached lamp portion into the attachment frame body 13 with the opening portion down.

  The holding frame body 2 is opposed to the frame portion 12a of the mounting frame body 12, and has a frame portion 21 having a size matching the size of the mounting frame body 12, and a flange portion 22 facing the flange portion 12b of the mounting frame body 12. A guide surface 23 is provided at the inner corners of the frame portion 21 and the flange portions 22 to contact the outer peripheral portion of the mounting frame body 12 and guide the fitting of the television unit 200 into the holding frame body 2. ing. The guide surface 23 is provided on the outer side of the mounting frame 12 so as to be inclined from the frame portion 21 to the flange portion 22. In addition, four positioning pins 24 that project from the through holes 12j are projected from four positions corresponding to the mounting pieces 12g of the guide surfaces 23. Further, a gap is provided between the frame portion 21 and each mounting piece 12g so that the television unit 200 can be smoothly fitted inside the frame portion 21 of the holding frame body 2. Therefore, a dead space A having a dimension longer than the protruding length of each attachment piece 12g is formed between the frame portion 21 of the holding frame 2 and the short side portions 12c and 12d between the attachment pieces 12g of the attachment frame body 12. is there.

  On the peripheral surface of the mounting frame 12 of the television unit 200 configured as described above, there are provided four locking holes 4, 4, 4a, 4a penetrating perpendicularly to the thickness direction of the television unit 200. Yes. The locking holes 4, 4, 4 a, 4 a straightly connect the opposing short sides 12 c, 12 d of the mounting frame 12, the frame 13 a of the mounting frame 13, and the support plate 17 b of the lamp support 17. It is made of a circular hole that passes therethrough, and is provided between the two mounting pieces 12g, 12g to be the dead space A. Each of the locking holes 4, 4, 4 a, 4 a is provided by a molding die when the attachment frame body 12, the attachment frame body 13, and the lamp support body 17 are formed, or the attachment frame body 12. After the molding frame body 13 and the lamp support body 17 are formed, they are provided by drilling, and when the mounting frame body 12, the frame mounting body 13 and the lamp support body 17 are assembled together, they are linear. A circular hole penetrating the tube, in other words, a concentric hole is formed. Further, the respective locking holes 4, 4, 4a, 4a are provided at positions equidistant from the position of the center of gravity on the short side of the TV unit 200, and are suspended from the respective locking holes 4, 4, 4a, 4a. When the television unit 200 is suspended while the arms 5, 5, 5a, 5a are locked, the loads applied to the suspension arms 5, 5, 5a, 5a are made equal. The pitch P of each locking hole 4, 4 and each locking hole 4a, 4a with respect to the center of gravity position, the size of each locking hole 4, 4, 4a, 4a and each suspension arm 5, 5, 5a, 5a Is set corresponding to the size of the television unit 200.

  7 is a schematic perspective view showing an enlarged part of the transfer device, FIG. 8 is a schematic front view showing the entire transfer device, FIG. 9 is a schematic left side view showing the entire transfer device, and FIG. Is a schematic right side view showing the entire transfer apparatus, and FIG. 11 is a schematic plan view showing the entire transfer apparatus.

  The liquid crystal display device configured as described above is employed in a large liquid crystal television. When the television unit 200 of the liquid crystal display device is incorporated into the holding frame 2, the television unit 200 is transported such as a conveyor in a state where the panel body 11 is placed flat so that the panel body 11 is on the lower side in the transport box B that is open at the top. After being transported to a position near the assembly line G (transfer start position J) by E and F, it is transferred by the transfer device C into the holding frame 2 on the assembly line G (see FIG. 11).

  The transfer device C is disposed in one direction and the other direction intersecting each other in plan view, and is suspended by four locking holes 4, 4, 4a, 4a provided on the peripheral surface of the mounting frame body 12. The lower arms 5, 5, 5 a, 5 a are linked to the suspension arms 5, 5, 5 a, 5 a via a transmission mechanism, and the suspension arms 5, 5, 5 a, 5 a are connected in the other direction (the pitch Four first electric motors 61a to 61d for moving in the direction), and two second electric motors supporting the first electric motors 61a, 61b and 61c, 61d in the other direction positions so as to be movable in the one direction. Two positioning members 63a and 63b, which are disposed between the motors 62a and 62b and the suspension arms 5 and 5a and 5a and 5a in one direction, for positioning the television unit 200 at the central position in the other direction, Transmission to positioning members 63a and 63b Two third electric motors 64a and 64b, second electric motors 62a and 62b, and third electric motors that are linked and linked through a mechanism and move the positioning members 63a and 63b in the other direction (the pitch direction). A lifting platform 65 supporting the motors 64a, 64b, a lifting mechanism 66 for lifting the lifting platform 65, and a moving mechanism 67 for moving the lifting platform 65 in the one direction on the two tracks D, D. I have. Each electric motor is a servo motor.

FIG. 12 is a block diagram showing a drive control system of the transfer apparatus.
The transfer apparatus is driven and controlled by a control unit 8 using a microprocessor. The input unit of the control unit 8 detects a first sensor 81 such as a photoelectric switch that detects a movement start position of the lifting platform 65 in the one direction, and a movement end position of the lifting platform 65 in the one direction. A second sensor 82 such as a photoelectric switch, a third sensor 83 such as a photoelectric switch that detects the presence or absence of the transport box B at the transfer start point position J, and the presence or absence of the holding frame 2 on the assembly line G And a fourth sensor 84 such as a photoelectric switch for detecting the first and second electric motors 61a to 61d, the second electric motors 62a and 62b, and the third electric motors 64a and 64b. The drive circuit, the drive unit of the lifting mechanism 66, the drive unit of the moving mechanism 67, and the drive unit of the discharge mechanism for discharging the transport box B at the transfer start point position J to the discharge line K are respectively connected. .

  In addition, the control unit 8 drives the lifting mechanism 66 to raise and lower the lifting platform 65 by a certain distance and the second electric motor to move each suspension arm 5, 5, 5a, 5a by a certain amount of movement. Driving means for outputting a signal for driving the motors 62a and 62b and a signal for driving the third electric motors 64a and 64b to move the positioning members 63a and 63b by a certain amount of movement are provided.

  Each suspension arm 5, 5, 5 a, 5 a has an arm body 51 whose upper part is interlocked with the first electric motors 61 a to 61 d, and a lower part of each arm body 51 facing inward in one direction from the arm body 51. And the locking projection 52 can be locked in the locking holes 4, 4, 4 a, 4 a of the television unit 200 by moving in the horizontal direction. It is like that. Further, when the locking projections 52 of the suspension arms 5, 5, 5a, 5a are locked to the locking holes 4, 4, 4a, 4a, they are engaged with the holes of the frame portion 13a and the support plate portion 17b. It is formed in a length that can be combined. Further, the length of the locking projection 52 portion of each suspension arm 5, 5, 5a, 5a (the length from the tip of the locking projection 52 to the side surface of the antilocking projection of the arm body 51) is less than the dead space A. In the dead space A, the locking projections 52 of the suspension arms 5, 5, 5a, 5a can be extracted from the locking holes 4, 4, 4a, 4a.

  When the television unit 200 is transferred by the transfer device C, the suspension arms 5, 5, 5 a, 5 a and the pitch P corresponding to the size of the television unit 200 are set in advance. When the lifting mechanism 66 is driven in a state where the lifting platform 65 is stopped at the movement start position (left side position) in FIG. 8, the lifting platform 65 is a certain distance from the transfer start point position J near the upper position of the transport box B. The third electric motors 64a and 64b are driven down. By this driving, the positioning members 63a and 63b move in the other direction by a certain amount of movement, and after the television unit 200 placed flat in the transport box B is positioned at the center position in the other direction, the second electric motor 62 a and 62 b are driven, and the suspension arms 5, 5, 5 a and 5 a are moved by a certain amount of movement in the approaching direction, and the suspension arms are inserted into the locking holes 4, 4, 4 a and 4 a of the television unit 200. 5, 5, 5a and 5a are fitted and locked. Next, the lifting mechanism 65 is raised by a certain distance by driving the lifting mechanism 66, the TV unit 200 is suspended, and then the moving mechanism 67 is driven to move the lifting table 65 from the movement start position to the movement end position (FIG. 8) and the television unit 200 is positioned above the holding frame 2. When the elevating mechanism 66 is driven in this state, the elevating platform 65 is lowered by a certain distance, and the television unit 200 is fitted into the holding frame body 2 placed flat on the assembly line G. In this case, the lower part of the suspension arms 5, 5, 5a, 5a enters the dead space A between the frame part 21 of the holding frame 2 and the short sides 12c, 12d of the mounting frame 12, Since the guide surface 23 is provided inside the holding frame body 2, the television unit 200 can be accurately fitted even if the position of the television unit 200 with respect to the center of the holding frame body 2 is slightly shifted. The television unit 200 fitted in the holding frame 2 is positioned at an appropriate position by positioning each positioning pin 24 in each positioning through-hole 12j.

  After the television unit 200 is fitted into the holding frame 2 and transferred, the second electric motors 62a and 62b are driven, and the suspension arms 5, 5, 5a, and 5a are moved apart by a certain amount of movement. As a result, the locking projections 52 of the suspension arms 5, 5, 5 a, 5 a come out from the locking holes 4, 4, 4 a, 4 a in the dead space A, and then move up and down by driving the lifting mechanism 66. The platform 65 is moved up to a movement end position by a certain distance, and the suspension arms 5, 5, 5a, 5a are moved from the dead space A to the upper outside. Thereafter, the lifting platform 65 is moved from the movement end position to the movement start position by driving the movement mechanism 67. In addition, after the suspension arms 5, 5, 5a, and 5a suspend the television unit 200 in the transport box B, the discharge mechanism is driven, and the empty transport box B is discharged to the discharge line K and the transport device E. , F, the new transport box B is transported to the transfer start position J.

  As described above, since the television unit 200 is fitted into the holding frame 2 by the transfer device C, the burden on the operator can be reduced, and the transfer can be easily transferred to an appropriate position in the holding frame 2. .

  In addition, after the television unit 200 is transferred into the holding frame body 2, a male screw is inserted into the through hole 12 m of the mounting frame body 12, and the mounting frame body 12 is attached to the holding frame body 2. The back cover 3 that covers the back side is joined to the back side of the holding frame 2.

  The locking holes 4, 4, 4 a, 4 a provided on the peripheral surface of the mounting frame body 12 constitute a locked portion. The locked portion includes the frame portions 12 a, 13 a and the support plate portion 17 b. It is good also as a structure which consists of a hole provided in frame part 12a, 13a, and a structure which consists of a hole provided in frame part 12a.

  13 is an enlarged cross-sectional view of the main part showing another configuration of the liquid crystal display device, FIG. 14 is a perspective view of the mounting frame, FIG. 15 is an enlarged cross-sectional view of the suspension arm portion, and FIG. 16 is a side view of the suspension arm portion. FIGS. 17A and 17B are explanatory views showing a state where the suspension is suspended by the suspension arm.

  The liquid crystal display device shown in FIGS. 13 and 14 is mounted instead of providing the locking holes 4, 4, 4a, 4a as the locked portions on the peripheral surface of the mounting frame 12 for mounting the panel body 11 to the holding frame 2. Two projecting pieces 7, 7, 7 a, 7 a are respectively provided on the two short sides 12 c, 12 d of the frame body 12 in the thickness direction of the TV unit 200, and are associated with the projecting pieces 7, 7 and 7 a, 7 a. Stop holes 4, 4 and 4a, 4a are provided.

  The protrusions 7, 7 and 7a, 7a extend from the edges of the short sides 12c, 12d of the frame portion 12a in the thickness direction of the TV unit 200. The pieces 7, 7 and 7a, 7a and the respective locking holes 4, 4 and 4a, 4a are integrally formed. The protruding length of each protruding piece 7, 7, 7a, 7a is about 10 mm, and the locking holes 4, 4, 4a, 4a are φ5 to φ6 mm. Further, each of the projecting pieces 7, 7 and 7a, 7a is provided at a position equidistant from the position of the center of gravity on the short side of the TV unit 200, and the locking hole 4 of each projecting piece 7, 7, 7a, 7a is provided. , 4, 4a, 4a when the TV unit 200 is suspended with the locking projections 52 of the suspension arms 5, 5, 5a, 5a being engaged, the suspension arms 5, 5, 5a, 5a are suspended. The load applied to is equal. The relationship between the locking holes 4 and 4a and the locking projections 52 is such that the outer diameter of the locking projections 52 is 1 mm smaller regardless of the hole diameter of the locking holes 4 and 4a.

  The locking projections 52 of the suspension arms 5, 5, 5a, 5a are fixed to the arm main body 51 by male screws 53 having a head. The locking projection 52 has a cylindrical part 52a having a truncated cone at the tip, and a screw hole 52b drilled in the central part of the cylindrical part 52a. The lower end portion of the arm body 51 is provided with a through hole having a small diameter hole 51a at the center and large diameter holes 51b and 51c at both ends, and a cylindrical portion 52a of the locking projection 52 in one large diameter hole 51b. Is inserted, the head of the male screw 53 is inserted into the other large-diameter hole 51c, and the locking projection 52 is fixed to the arm body 51 by tightening the screw portion of the male screw 53 into the screw hole 52b. The length H of the cylindrical portion 52a is designed in consideration of the thickness of the frame portion 12a, the bending of the frame portion 12a, the bending of the television unit 200, the sag of the locking projection 52, and the like.

  In the other configuration described above, each of the projecting pieces 7, 7 and 7a, 7a extends from the edge of the short side portions 12c, 12d of the frame portion 12a in the thickness direction of the TV unit 200, and the holding frame Since the dead space A can be ensured between the frame portion 21 of the body 2 and the frame portion 12a of the mounting frame body 12, the locking protrusions 52 of the suspension arms 5, 5, 5a, 5a are connected to the locking holes 4 respectively. , 4, 4a, 4a can be extracted in the dead space A, and the suspension arms 5, 5, 5a, 5a can be moved from the dead space A to the upper outside. Therefore, the assembly workability can be improved without increasing the plane area of the holding frame 2.

The projecting pieces 7, 7 and 7a, 7a projecting from the short sides 12c, 12d of the frame 12 are two spaced apart, and the two projecting pieces 7, 7 and 7a, 7a are connected 1 One projecting piece 7, 7a may be provided, and each projecting piece 7, 7a may be provided with the locking holes 4, 4 and 4a, 4a.
Other configurations and operations are the same as the configurations and operations shown in FIGS. 1 to 12, and thus similar components are denoted by the same reference numerals, and detailed descriptions thereof and descriptions of the operations and effects are omitted.

In the embodiment described above, the locked portion is configured by a hole, but the locked portion may be a bottomed recess.
In the embodiment described above, the panel main body 11, the mounting frame 12, the attachment frame 13, the optical sheet 14, the light guide plate 15, the diffuse reflection plate 16, the lamp support 17, the lamp 18, Although the television unit 200 is integrally assembled with the television substrate 19, the panel module 1 is transferred to the holding frame 2 as a transfer target, and then a lamp portion is inserted into the panel module 1 and the lamp is further inserted. It is also possible to attach the back cover 3 after mounting the television board 19 on the back of the unit. Furthermore, it is also possible to transfer the lamp support 17 to the lamp assembly process or the television board 19 mounting process with the lamp support 17 as a transfer target. In addition, the panel module 1 may have a configuration in which the attachment frame body 12 is attached to the peripheral edge portion of the panel main body 11, and the attachment frame body 12 and the attachment frame body 13 are attached to the peripheral edge portion of the panel main body 11. It is good also as composition which has.

  In addition to the liquid crystal display device, the display device manufactured by the manufacturing method according to the present invention may be a plasma display device in which a plasma module is mounted on the panel body.

It is a typical disassembled perspective view which shows the structure of a liquid crystal display device. It is an enlarged longitudinal front view. It is an expanded sectional view of the principal part. It is a perspective view of a holding frame. It is a perspective view of an attachment frame. It is explanatory drawing which shows the state suspended by the suspension arm. It is the typical perspective view which expanded a part of transfer equipment. It is a typical front view which shows the whole transfer apparatus. It is a typical left view which shows the whole transfer apparatus. It is a typical right view which shows the whole transfer apparatus. It is a schematic plan view which shows the whole transfer apparatus. It is a block diagram which shows the drive control system of a transfer apparatus. It is an expanded sectional view of the principal part which shows the other structure of a liquid crystal display device. It is a perspective view of an attachment frame. It is an expanded sectional view of a suspension arm part. It is a side view of a suspension arm part. It is explanatory drawing which shows the state suspended by the suspension arm.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Panel module 11 Panel main body 12 Mounting frame 15 Light guide plate 17 Lamp support 18 Lamp 100 Panel unit 2 Holding frame 200 Television unit 4,4a Locking hole (locked part)
5,5a Suspended arm C Transfer device

Claims (5)

A panel body having a display part, a frame part facing the peripheral surface of the panel body and provided with a locked part at a plurality of locations separated in the circumferential direction, and a flange part facing the peripheral part of the surface of the panel body A panel module or a panel unit or a television unit integrally assembled with a mounting frame attached to the peripheral edge of the panel main body , and a holding for holding the peripheral edge of the panel module or panel unit or television unit A method for manufacturing a display device including a frame,
Using the transfer device having a suspension arm that is locked to the locked portion, the panel module is locked to the locked portion of a panel module, a panel unit, or a television unit in which the suspension arm is placed flat. Alternatively, a suspension step of hanging the panel unit or the television unit, a moving step of moving the suspended panel module or the panel unit or television unit above the holding frame that is placed flat, and a moved panel module or panel unit or And a transfer step of transferring the television unit into the holding frame.   The manufacturing method of the display apparatus of Claim 1 provided with the coupling | bonding process which couple | bonds the back cover which covers the back side of the said television unit with the said holding | maintenance frame after the said transfer process. A panel body having a display part, a frame part facing the peripheral surface of the panel body and provided with a locked part at a plurality of locations separated in the circumferential direction, and a flange part facing the peripheral part of the surface of the panel body anda mounting frame member attached to the periphery of the panel main body, a lamp support supporting the lamp that will be placed inside of the mounting frame, and a power supply component that is attached to the lamp support A manufacturing method of a display device including a television unit assembled integrally and a holding frame body that holds a peripheral portion of the television unit,
A suspending step of suspending the TV unit by using a transfer device having a suspending arm to be locked to the locked part, and locking the hanging arm to the locked part of a TV unit that is placed flat; A moving step of moving the suspended television unit above the holding frame that is placed flat, a transferring step of transferring the moved TV unit into the holding frame, and covering the back side of the transferred TV unit A method of manufacturing a display device, comprising: a joining step of joining a back cover to the holding frame. A panel body having a display part, a frame part facing the peripheral surface of the panel body and provided with a locked part at a plurality of locations separated in the circumferential direction, and a flange part facing the peripheral part of the surface of the panel body A panel module that is integrally assembled with a mounting frame attached to the peripheral edge of the panel body, and a method for manufacturing a display device that includes a holding frame that holds the peripheral edge of the panel module. There,
A suspending step of suspending the panel module by using a transfer device having a suspending arm to be locked to the locked portion, and locking the suspended arm to the locked portion of a panel module that is placed flat; , A moving step of moving the suspended panel module above the horizontally held holding frame, a transferring step of transferring the moved panel module into the holding frame, and a backlight on the transferred panel module Including a backlight assembling step for disposing, a TV circuit assembling step for disposing a TV driving circuit on the back surface of the backlight unit, and a coupling step for coupling a back cover covering the TV circuit incorporating portion to the holding frame body. A manufacturing method of a display device characterized by the above. A panel body having a display part, a frame part facing the peripheral surface of the panel body and provided with a locked part at a plurality of locations separated in the circumferential direction, and a flange part facing the peripheral part of the surface of the panel body the a, a mounting frame member attached to the peripheral edge portion of the panel body, the panel unit are assembled together and a lamp support supporting the lamp that will be placed inside of the mounting frame, and said panel unit A manufacturing method of a display device including a holding frame for holding the peripheral edge of
A suspending step of suspending the panel unit by using a transfer device having a suspending arm that is engaged with the locked part, and locking the suspended arm to the locked part of a panel unit that is placed flat; , A moving step of moving the suspended panel unit above the horizontally held holding frame, a transferring step of transferring the moved panel unit into the holding frame, and the lamp support of the transferred panel unit A method of manufacturing a display device, comprising: a television circuit assembly step of arranging a television drive circuit on the back of the body; and a coupling step of joining a back cover that covers the television circuit assembly portion to the holding frame body.

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