TW201509690A - Drawing device - Google Patents

Abstract

A drawing device includes a drawing device main body which has a cartridge setting unit in which a drawing liquid cartridge is set in a detachable manner, and discharges a supplied drawing liquid from the drawing head to perform a drawing process, a chamber room which accommodates the drawing device main body, a booth opening which is provided in the chamber room and causes a drawing liquid cartridge to be received in the chamber room, a transport unit which transports the drawing liquid cartridge between the receiving area and the relay area, and a transfer unit which transfers the drawing liquid cartridge between the relay area and the cartridge setting unit.

Description

Depiction device

The present invention relates to a rendering device.

As such a drawing device, there is known a liquid droplet ejecting apparatus which forms a color filter or an organic EL of a liquid crystal display device on a substrate by using a printing technique (inkjet method) as a functional liquid droplet ejection head of an ink jet head. The (Electroluminescence) device is a functional layer such as a light-emitting element of each pixel (see Patent Document 1).

The droplet discharge device includes a susceptor and a drawing device that draws a substrate (workpiece) by a functional liquid droplet ejection head provided on the susceptor. Further, the drawing device has an X-axis stage on which the workpiece is mounted, a Y-axis stage orthogonal to the X-axis stage, and a carriage unit mounted on the Y-axis stage. Further, a plurality of functional liquid droplet ejection heads for discharging the functional liquid are mounted on the carriage unit.

Further, the liquid droplet ejecting apparatus includes: a suction ejecting cover facing the mounted substrate; a maintenance device for maintaining the drawing device; and a cavity device accommodating the drawing device, the suction ejecting cover, and the maintenance device, and The internal gas is maintained at a specific cleanliness. Further, the chamber device includes a chamber that houses the drawing device, the suction and discharge hood, and the maintenance device, and a clean air supply unit that maintains the internal gas in the chamber to a specific degree of cleanliness.

[Previous Technical Literature] [Patent Literature]

[Patent Document 1] Japanese Patent Laid-Open Publication No. 2007-152259

In such a conventional liquid droplet ejecting apparatus, when the functional liquid is supplied by the ink cartridge, the replacement operation of the ink cartridge becomes complicated. For example, when the droplet discharge device is large and complicated in shape, the replacement operation of the ink cartridge requires scaffolding such as a step stool, and care must be taken not to damage the droplet discharge device.

Further, when the ink cartridge is replaced, the chamber must be partially opened, and the gas in the chamber is contaminated by the outside air.

That is, there is a problem that the workability including the working environment is lowered when the ink cartridge is replaced.

The present invention has been made to solve at least a part of the above problems, and can be realized as the following aspects or application examples.

[Application Example] The drawing device of the application example is characterized in that the drawing processing unit includes a arranging unit for attaching and detaching the drawing liquid to which the drawing liquid can be supplied to the drawing head, and a conveying unit for receiving The drawing liquid is conveyed between the area and the relay area, the receiving area is an arbitrary area around the processing unit, the relay area is an arbitrary area on the side of the mounting unit, and the transfer unit is in the relay area. The liquid raft is transferred between the arranging parts.

According to this application example, the liquid helium is drawn to the receiving area around the drawing processing unit, is transported from the receiving area to the relay area, and is transferred from the relay area to the cassette mounting unit. In this manner, since the drawing liquid cartridge is attached to the armor mounting portion by the transporting portion and the transfer portion, the drawing liquid can be easily installed irrespective of the form of the drawing processing portion or the arrangement position of the mounting portion. In other words, the drawing liquid can be easily installed by transporting the drawing liquid to the receiving area, and workability can be improved. Further, the used drawing liquid can be returned to the receiving area via the relay area from the mounting unit.

In this case, it is preferable to further include: a clean booth that houses the drawing processing unit, the transport unit, and the transfer unit, and maintains the internal gas to a specific cleanliness; and the shed opening The portion is disposed in the clean booth and is connected to the receiving area.

According to this configuration, the shed opening can be configured to receive the size of the drawing liquid, and the opening time for receiving can be shortened. Therefore, when the liquid helium is drawn, the entry of the outside atmosphere into the clean room is suppressed, and the deterioration of the cleanliness can be suppressed as much as possible.

[Application Example] Another drawing device of this application example includes a drawing processing unit having a mounting portion for attaching and detaching the drawing liquid to which the drawing liquid can be supplied to the drawing head, and a clean booth. Storing the drawing processing unit and maintaining the internal gas to a specific degree of cleanliness; the shed opening portion is disposed in the clean booth, and is configured to receive the drawing liquid raft into the clean shed; the conveying portion is in the receiving area and the relay area The drawing liquid that is received through the shed opening is conveyed between the receiving area, any area around the processing unit, the relay area is an arbitrary area on the side of the arranging unit, and the transfer unit is in the relay area The liquid raft is transferred between the arranging unit and the arranging unit.

According to this application example, the drawing liquid that has been carried into the drawing processing unit is received in the receiving area, transported from the receiving area to the relay area, and transferred from the relay area to the mounting unit. Therefore, the shed opening portion is sized to receive the drawing liquid helium, and the opening time for receiving can be shortened. Therefore, when the liquid helium is drawn, the entry of the outside atmosphere into the clean room is suppressed, and the deterioration of the cleanliness can be suppressed.

In this case, it is preferable that the conveying unit includes a conveying mechanism unit that conveys the drawing liquid enthalpy, and a casing unit that houses the receiving area and the relaying area, and houses the conveying mechanism unit; and the external opening and closing unit is provided at An end portion of the casing portion on the opening side of the shed is opened and closed to the outside of the clean shed; and an internal opening and closing portion is provided at an end portion of the casing portion on the side of the transfer portion, and the relay region is opened and closed to the inside of the clean shed .

According to this configuration, even when the external atmosphere enters the clean room when the drawing liquid is received, the external atmosphere can be easily enclosed in the casing by the external opening and closing portion and the internal opening and closing portion, thereby reducing the gas in the clean room. The possibility of direct contamination of the external atmosphere.

In this case, it is preferable that the external opening and closing portion includes: an external opening and closing door, which is clean An external opening and closing receiving area of the net shed; and a locking mechanism that locks the external opening and closing door to a closed state or a self-closing state; and the internal opening and closing portion includes: an internal opening and closing door that opens and closes the relay area to the inside of the clean shed; and opens and closes The mechanism causes the internal opening and closing door to perform an opening and closing operation.

According to this configuration, the operator who is outside the clean booth can automatically open and close the structure in which the internal opening and closing door cannot be directly touched by the opening and closing mechanism, so that the workability of opening and closing can be improved. Further, since the external opening and closing door can be directly opened and closed by a manual opening and closing, the mechanism for opening and closing the external opening and closing door can be omitted, and the structure of the portion can be simplified. Further, since the external opening and closing door is locked in the closed state or the self-closing state, the external opening and closing door is not accidentally opened, and the contamination of the clean booth can be prevented.

In this case, it is preferable that the conveyance unit further includes a conveyance control unit that controls the lock mechanism and the opening and closing mechanism, and the conveyance control unit causes the internal opening and closing door to perform the closing operation according to the receiving command, and then unlocks the external opening and closing door, and The transfer command locks the external opening and closing door, and then causes the internal opening and closing door to perform the opening operation.

According to this configuration, when the drawing liquid raft is received, the internal opening and closing door is "closed". Therefore, even if the outside air enters the casing portion, it does not flow out into the clean shed. Further, when the drawing liquid is conveyed, the external opening and closing door is "closed", so that the outside air does not flow into the casing portion.

In this case, it is preferable that the conveyance control unit further controls the conveyance mechanism unit to convey the drawing liquid from the relay area to the closing operation of the internal opening and closing door and the unlocking of the external opening and closing door according to the reception command. In the receiving area, the drawing liquid is conveyed from the receiving area to the relay area during the locking of the external opening and closing door and the opening operation of the internal opening and closing door by the conveyance command.

According to this configuration, when the drawing liquid is conveyed between the relay area and the receiving area, the internal opening/closing door and the external opening/closing door are "closed", and the external opening and closing door can be shortened. The time of "opening", that is, the time when the outside atmosphere enters.

Further, it is preferable that the relay area is set at a position higher than the receiving area in the clean booth, and the transport mechanism unit raises and lowers the drawing liquid between the receiving area and the relay area.

According to this configuration, since the receiving area is set at a lower position in the clean room with respect to the relay area, the drawing liquid can be easily carried in and out. Moreover, since the structure of the drawing liquid is lifted and lowered by the conveying mechanism unit, the structure of the conveying mechanism unit can be simplified.

In this case, it is preferable that the conveyance mechanism unit raises the drawing liquid helium to a position before the upper end thereof reaches the internal opening and closing portion in the relay region.

According to this configuration, the drawing liquid 搬 conveyed to the relay area does not hinder the opening and closing of the internal opening and closing unit, and the drawing liquid raft can be easily transferred between the relay area and the cymbal mounting unit.

Moreover, it is preferable that the drawing liquid is mounted on the trolley in a state of being mounted on the mounting tray, and is received in the receiving area, and the conveying mechanism unit picks up the mounting tray from the trolley during the ascending operation, and starts the drawing of the liquid helium. The loading tray is delivered to the trolley during the lowering operation, and the drawing of the liquid raft is finished.

According to this configuration, the drawing liquid can be carried in and out by the trolley. In addition, since the conveyance mechanism unit conveys the drawing liquid raft and the installation tray together in the form of being picked up by the trolley or delivered to the trolley, the drawing liquid raft can be easily and stably conveyed.

Furthermore, it is preferable to further include an exhaust portion that discharges the gas in the casing portion to the outside of the clean booth.

According to this configuration, the outside air that has entered the casing portion due to the opening of the external opening and closing portion can be discharged to the outside of the clean room. Therefore, the clean shed is not easily contaminated by dust or external air that is transported together with the paint liquid.

In this case, it is preferable that the exhaust portion includes an exhaust flow path from an end portion of the casing portion on the opening side of the casing to the outside of the clean booth; and an exhaust fan is disposed in the exhaust fan An exhaust flow path; and an exhaust control unit that controls driving of the exhaust fan; and an exhaust control unit The exhaust fan is driven when the external opening and closing portion is closed.

According to this configuration, since the gas in the casing portion flows from the side of the transfer portion toward the side of the opening portion by the driving of the exhaust fan, the contaminated gas in the casing portion can be discharged. Further, at this time, since the external opening and closing portion is closed, the entry of the outside atmosphere due to the driving of the exhaust fan can be reduced.

On the other hand, it is preferable that a plurality of kinds of drawing liquids having different drawing liquids are attached to the armor mounting portion, and a plurality of kinds of drawing liquids are transported to the relay area in a state of being mounted on the mounting tray, and Each of the drawing liquids has a detected portion for detecting a type, and the transfer unit includes a transfer mechanism unit that transfers a plurality of types of drawing liquids, and a type detecting unit that is provided in the transfer mechanism unit and that is detected by the detected portion. The type of the drawing liquid to be transferred to the object; and the transfer control unit that controls the transfer mechanism unit; and the transfer control unit performs the transfer of the plurality of drawing liquids based on the detection result of the type detecting unit.

According to this configuration, the detected portion of the liquid helium can be detected, and the transfer of the plurality of drawing liquids can be performed based on the detection result. Therefore, the plurality of drawing liquids installed in the mounting tray can be accurately transferred to匣Installation department.

In this case, it is preferable that the transfer control unit performs rearrangement of the plurality of types of drawing liquids based on the types in the mounting tray before the transfer of the plurality of drawing liquids.

According to this configuration, the transfer control unit can be divided into a portion in which the transfer of the crucible is performed and a portion in which the transfer is arranged in a neat manner, and the control system can be simplified as a whole. Therefore, the transfer of the liquid helium can be performed efficiently.

Furthermore, it is preferable that the drawing processing unit includes a platform unit that moves the object to be drawn, and a drawing unit that is disposed above the platform unit and has a drawing head and a mounting unit; When the drawing unit moves the drawing object, the drawing liquid is ejected from the drawing head to perform drawing processing.

According to this configuration, the workability of the replacement of the liquid helium can be improved. Therefore, it is possible to perform a series of operations at the time of the replacement of the drawing liquid in a short time.

1‧‧‧Drawing device

2‧‧‧Drawing device body

3‧‧‧ cavity device

4‧‧‧匣 supply device

6‧‧‧ chamber

7‧‧‧Clean air supply unit

11‧‧‧X-axis support base

12‧‧‧Installation platform

13‧‧‧X-axis platform

14‧‧‧Washing shaft platform

15‧‧‧Y-axis support base

16‧‧‧Y-axis platform

17‧‧‧Bracket unit

18‧‧‧Drawing area

19‧‧‧Maintenance area

21‧‧‧ Bridge

22‧‧‧匣Installation Department

22a‧‧‧Individual Installation and Installation Department

23‧‧‧Drawing head

25‧‧‧sucking unit

26‧‧‧Wiping unit

27‧‧‧Flash unit

28‧‧‧Check unit

31‧‧‧Fan components

32‧‧‧ head unit

33‧‧‧ top board

41‧‧‧ shed opening

42‧‧‧Transportation Department

43‧‧‧ Receiving area

44‧‧‧Relay area

45‧‧‧Transportation Department

51‧‧‧Transportation Department

52‧‧‧Shell Department

53‧‧‧External opening and closing department

54‧‧‧Internal opening and closing department

55‧‧‧Exhaust Department

56‧‧‧Transportation Control Department

58‧‧‧Shell frame

59‧‧‧Face plate

61‧‧‧Internal gate

62‧‧‧Internal cylinder

64‧‧‧External opening and closing doors

65‧‧‧Electromagnetic locking mechanism

67‧‧‧ Lifting guides

68‧‧‧Transfer fork

69‧‧‧ lead screw mechanism

70‧‧‧Transport motor

71‧‧‧Female thread

72‧‧‧ lead screw

74‧‧‧Exhaust chamber

75‧‧‧Exhaust fan

76‧‧‧Exhaust pipe

78‧‧‧Operator panel

81‧‧‧Transportation Department

82‧‧‧Category Detection Department

83‧‧‧Transportation Control Department

85‧‧‧Robot base

86‧‧‧1st horizontal arm

87‧‧‧2nd horizontal arm

88‧‧‧ vertical arm

89‧‧‧Scratch head

89a‧‧‧Scratch film

91‧‧‧Drawing liquid inlet

92‧‧‧Air supply port

93‧‧‧Snap convex

95‧‧‧Support components

A‧‧‧Trolley

Aa‧‧‧ mounting frame

C‧‧‧ depicting liquids

Ca‧‧‧Drawing liquid container

Cb‧‧‧Closed box

Cc‧‧‧ depicting liquid supply port

Cd‧‧‧air inlet

Ce‧‧‧Care recess

T‧‧‧Installation tray

Ta‧‧‧Individual Installation Department

W‧‧‧Workpiece

X‧‧‧ axis

Y‧‧‧ axis

Z‧‧‧ axis

Fig. 1 is an overall perspective view of a drawing device of an embodiment.

Fig. 2 is an overall plan view of the drawing device of the embodiment.

Fig. 3 is a side view in the X-axis direction of the drawing device of the embodiment.

Fig. 4 is a structural explanatory view of the periphery of the supply device.

5(a) to 5(c) are structural diagrams of the conveying unit in the weir supply device.

Figure 6 is an explanatory view of the trolley and the mounting tray.

Fig. 7 is a flowchart showing a method of controlling the transport control unit.

Fig. 8 is a structural view showing a transfer portion in the crucible supply device.

Figure 9 is a plan view of the periphery of the transfer portion in the crucible supply device.

Fig. 10 (a) and (b) are structural views of the periphery of the cymbal mounting portion.

Fig. 11 is a flow chart showing a control method of the transfer control unit.

Hereinafter, a drawing device according to an embodiment of the present invention will be described with reference to the accompanying drawings.

The drawing device is formed by a color filter or an organic EL device in which a liquid crystal display device is formed by using a drawing head incorporated in a production line of a flat panel display and having a drawing liquid containing a material of a specific material or illuminance, for example. Light-emitting elements, etc. In the drawing device of the embodiment, the light-emitting element of the organic EL device is formed, and the high-priced drawing liquid constituting the light-emitting element is supplied to the drawing head via the drawing liquid.

1 to 3 are a perspective view, a plan view, and a side view, respectively, schematically showing the drawing device 1 of the present invention. As shown in the figures, the drawing device 1 includes a drawing device main body 2 (drawing processing unit) that performs a specific drawing on the workpiece W (substrate: drawing object), and a cavity device 3 (clean shed) that houses the drawing device. The main body 2 and the crucible supply device 4 supply the drawing liquid 匣C to the drawing device main body 2.

A drawing head 23 is mounted on the drawing device body 2, and the drawing head 23 is aligned with the workpiece W. While the main scanning for moving the workpiece W in the first direction and the sub-scan for moving the workpiece W in the second direction orthogonal to the first direction are performed, the drawing liquid is ejected from the drawing head 23 to the workpiece W. The first direction in the main scanning is referred to as a main scanning direction, and the second direction is referred to as a sub-scanning direction. In the present embodiment, the main scanning direction is indicated as the X-axis direction, and the sub-scanning direction is indicated as the Y-axis direction. Further, a direction orthogonal to the X-axis direction and the Y-axis direction is indicated as a Z-axis direction.

The crucible supply device 4 supplies the drawn drawing liquid C to the drawing device main body 2 by the operation outside the chamber device 3 (substantially, the used drawing liquid C is replaced with a new drawing liquid). Further, the chamber device 3 includes a chamber 6 that houses the drawing device body 2, and a clean air supply unit 7 that adjusts the cleanliness or temperature of the gas in the chamber 6.

The drawing device body 2 includes an X-axis supporting base 11 extending in the X-axis direction and composed of a stone pressing plate, and an X-axis platform 13 disposed on the X-axis supporting base 11 for absorbing and mounting The workpiece W on the platform 12 moves in the X-axis direction (main scanning direction); the lane-changing shaft platform 14 is disposed between the X-axis platform 13 and the mounting platform 12 to make the workpiece W along the Y-axis direction (sub-scanning direction) Moving; the Y-axis support base 15 is a frame structure that is erected in the Y-axis direction across the X-axis platform 13; the Y-axis platform 16 is disposed on the Y-axis support base 15 and along the Y The shaft direction extends; and a plurality of (for example, ten) bracket units 17 are configured to be movable between the drawing area 18 and the maintenance area 19 by the Y-axis stage 16.

Each of the bracket units 17 is suspended from the bridge plate 21 extending in the X-axis direction, and is supported by the Y-axis stage 16 via the bridge plate 21. Each of the bridge plates 21 also serves as a Y-axis slide of the Y-axis stage 16, and the plurality of carriage units 17 are configured to be freely movable in the Y-axis direction by the Y-axis stage 16 via the bridge plate 21 individually or entirely.

Further, the bridge plate 21 is provided with a cymbal mounting portion 22, and the cymbal mounting portion 22 is provided with a plurality of drawing liquids C. Further, a plurality of drawing heads 23 are mounted on each of the carriage units 17, and the drawing heads 23 supply the drawing liquid from a plurality of drawing liquids C attached to the corresponding side mounting units 22. Furthermore, the "platform department" mentioned in the technical solution includes an X-axis platform. 13 and the lane changing shaft platform 14, the "drawing portion" includes a Y-axis platform 16, a bracket unit 17, a bridge plate 21, and a cymbal mounting portion 22.

Further, the drawing device main body 2 includes a suction unit 25 and a wiping unit 26 (two for alternate operation) disposed in the maintenance area 19 as the maintenance system of the drawing head 23, and includes the X-axis platform 13 Flash unit 27 and inspection unit 28. The suction unit 25 forcibly sucks the drawing liquid from the drawing head 23 (eliminating nozzle clogging), and the wiping unit 26 wipes the nozzle surface of the drawing head 23 (prevents flight deviation). Further, the flash unit 27 allows the drawing liquid to be ejected from the drawing head 23, and the inspection unit 28 causes the drawing liquid to be ejected from the nozzle of the drawing head 23 in the form of droplets to the inspection sheet, and is inspected and attached to the inspection sheet. The shape of the liquid droplets or the spray position is thereby checked for the discharge performance (discharge amount, discharge position accuracy, and the like) of the drawing head 23.

The X-axis stage 13 is moved by the motor of the linear motor to move the workpiece W in the X-axis direction, and is driven by the ejection of the drawing head 23 to perform main scanning of the workpiece W. Similarly, the wrap-around shaft stage 14 performs sub-scanning of the workpiece W by a motor driven by a linear motor. That is, the drawing of the drawing liquid is performed on the workpiece W by the main scanning and the sub scanning. Further, the Y-axis stage 16 is driven by the motor of the linear motor to move the drawing head 23 to a specific drawing start position at the time of drawing through the respective carriage unit 17, and also moves the drawing head 23 to the maintenance area 19 during maintenance. . Further, when the drawing liquid 匣C is replaced, the Y-axis stage 16 moves the drawing head 23 (the cradle unit 17) to the maintenance area 19 (details will be described later).

Each of the bracket units 17 includes a hanging member 31 supported by the bridge plate 21 and a head unit 32 mounted to the lower end of the hanging member 31. The head unit 32 is provided with a plurality of drawing heads 23 so as to be supported by a head plate 33. Further, for a plurality of drawing heads 23, a plurality of kinds of drawing liquids which are distinguished by color or the like are supplied from the drawing liquid 匣C. In other words, a plurality of drawing heads 23 corresponding to a plurality of kinds of drawing liquids are mounted on the respective carriage units 17, and a plurality of drawing liquids C are mounted in the armor mounting unit 22 (details will be described below). Narrative).

As shown in Figure 2, the chamber device 3 comprises a chamber 6 which is constructed in a prefabricated form. And a clean air supply unit 7 for adjusting the cleanliness or temperature of the gas in the chamber 6 to be fixed. Although not shown in detail, the clean air supply unit 7 has a cooling coil, a heater, and a blower, and has a HEPA filter incorporated in at least the drawing area 18 and the maintenance area 19 corresponding to the entire top plate of the chamber 6. (High Efficiency Particulate Air Filter).

In the chamber device 3, air supply and exhaust (often ventilating) to the air in the chamber 6 is often performed by the clean air supply unit 7. That is, the fed air flows downward from the top plate side of the chamber 6, and the gas in the chamber 6 is maintained at a specific temperature and a specific degree of cleanliness. Further, the gas in the chamber 6 is discharged to the external exhaust device (vacuum suction) from the exhaust port provided at the lower portion of the chamber 6 (all of which are not shown).

The crucible supply device 4 is disposed in the maintenance area 19, and temporarily transports the drawing liquid C brought in from the outside of the chamber 6 to the vicinity of the crucible mounting portion 22, and transfers (replaces) from the transport position to the crucible. Mounting section 22. In other words, the crucible supply device 4 replaces the depleted liquid (C) used in the crucible mounting portion 22 with the new drawing liquid C.

Here, the crucible supply device 4 of the embodiment will be described in detail with reference to Figs. 2 to 5 . 4 is a side view of the weir supply device 4 as viewed from the side of the drawing area 18 toward the maintenance area 19. 5(a) and 5(b) are side views of the weir supply device 4, and Fig. 5(c) is a plan view showing the configuration of the transport mechanism portion 51.

As shown in the two figures, the helium supply device 4 is disposed in the maintenance area 19 in the chamber 6 in the vicinity of the side wall of the chamber 6. The crucible supply device 4 includes a shed opening portion 41 for receiving the drawing liquid hopper C into the chamber 6, and a conveying portion 42 between the receiving portion 43 and the relay region 44 in the vicinity of the cymbal mounting portion 22. The drawing liquid 匣C received through the shed opening 41 and the transfer unit 45 are transferred in the vertical direction, and the drawing liquid 匣C is transferred between the relay area 44 and the cymbal mounting unit 22.

In other words, in the crucible supply device 4, the transfer region between the receiving region 43 and the relay region 44 by the transport unit 42 and the relay region 44 and the armor device 45 are disposed. The transfer between the parts 22 is carried out, and the replacement of the old and new drawing liquids C is performed. Further, the transfer of the liquid helium C to the crucible mounting portion 22 includes the positioning device and the flow path connection for drawing the liquid helium C (details will be described later).

As shown in FIGS. 4 and 5(a) to (c), the conveying unit 42 includes a conveying mechanism unit 51 that conveys the drawing liquid 匣C in the vertical direction (Z-axis direction), and a casing portion 52 that is respectively in the lower portion. The receiving area 43 is included in the upper portion, and the relay portion 44 is housed in the upper portion, and the transport mechanism portion 51 is housed. The external opening and closing portion 53 is provided on the side surface of the lower end portion of the casing portion 52, and opens and closes the receiving region 43 to the outside of the chamber 6. And an internal opening and closing portion 54 provided at an upper end portion of the casing portion 52 to open and close the relay region 44 to the inside of the chamber 6.

Further, the transport unit 42 includes an exhaust unit 55 that discharges the gas in the casing unit 52 to the outside of the chamber 6, and a transport control unit 56 that controls the transport mechanism unit 51, the external opening and closing unit 53, and the internal opening and closing unit. 54 and exhaust portion 55. Further, the transport control unit 56 includes a "transport control unit" and an "exhaust control unit" as described in the claims.

The casing portion 52 has a casing frame 58 which is formed of a groove member or the like, and a plurality of surface plates 59 which are airtightly attached to the casing frame 58 from the outside to constitute a peripheral wall (refer to FIG. 5(c)). . The casing portion 52 is formed in a rectangular box shape extending from the bottom surface of the chamber 6 to a position reaching the height of the cymbal mounting portion 22. The upper end portion of the casing portion 52 constitutes a relay region 44 for transferring the drawing liquid 匣C, and at the upper end of the casing portion 52, an internal opening and closing portion for opening and closing the relay region 44 is provided. 54.

On the other hand, a lower end portion of the casing portion 52 constitutes a receiving area 43 for carrying in and out the drawing liquid 匣C, and a hinged door for opening and closing the receiving area 43 is provided on a side surface of the lower end portion of the casing portion 52. The external opening and closing portion 53 of the form. The lower end side surface of the casing portion 52 provided with the outer opening and closing portion 53 is close to and communicates with the above-described shed opening portion 41. Then, the drawing liquid 匣C mounted on the carriage A is carried into or out of the receiving area 43 from this portion. Further, the shed opening portion 41 and the receiving region 43 are in airtight communication.

The internal opening and closing portion 54 is a member that opens and closes the relay region 44 to the inside of the chamber 6, and includes: The shutter 61 (internal opening and closing door) opens and closes the upper end of the casing portion 52, and the internal cylinder 62 (opening and closing mechanism) that opens and closes the internal shutter 61 (see Fig. 4). The internal shutter 61 is normally normally opened, but is closed when the drawing liquid C is carried in and out by the carriage A in the receiving area 43, and the details will be described later.

The external opening and closing portion 53 is a pair of external opening and closing receiving areas 43 of the chamber 6, and includes: an external opening and closing door 64 that opens and closes a lower end side surface of the housing portion 52 in the form of a single hinged door; and an electromagnetic locking mechanism 65 (locking mechanism) It is locked by the external opening and closing door 64 to the closed state or the self-closed state (refer to FIG. 4). The external opening and closing door 64 is basically closed and locked, but is unlocked and manually opened when the drawing liquid 匣C is carried in and out in the receiving area 43, and the details will be described later.

The conveying mechanism portion 51 includes a pair of lifting guides 67 that are fixed to the inside of the casing frame 58, a conveying fork 68 that is slidably attached to the pair of lifting guides 67, and a lead screw mechanism 69 that causes the conveying fork 68 lifting and lowering; and a transport motor 70 that operates the lead screw mechanism 69 (see FIGS. 5(b) and (c)). The lead screw mechanism 69 includes a female screw portion 71 provided on the transfer fork 68, and a lead screw 72 (ball screw) that is screwed to the female screw portion 71 and extends in parallel with the elevation guide 67, and is connected to the lead screw 72. A motor 70 is used. The conveyance motor 70 is driven forward and backward, and the lead screw 72 is rotated forward and backward, whereby the conveyance fork 68 is moved up and down via the female screw portion 71.

As shown in FIGS. 5 and 6, the drawing liquid C carried to the chamber 6 is mounted on the trolley A with the casters, and is received into the chamber 6 together with the carriage A. A mounting frame Aa (see FIG. 5(c)) having a U shape is provided on the upper surface of the carriage A, and the mounting tray T is mounted on the mounting frame Aa. Further, a plurality of drawing liquids C on the mounting tray T are mounted on the individual mounting portions Ta of the mounting tray T, respectively.

Therefore, in the initial stage of the ascending operation, the conveyance mechanism unit 51 (transport fork 68) picks up the installation tray T from the carriage A and starts the conveyance of the drawing liquid hopper C, and delivers the installation tray T to the carriage A at the beginning of the lowering operation, and ends. Describe the transport of liquid helium C.

Specifically, the transfer fork 68 at the lower end position is located in the trolley A (refer to the figure). 5(b)), when the frame Aa of the carriage A is started to rise, the tray T on the overload frame Aa is connected to the upper side and pushed up. Further, when the transport fork 68 of the lowering process passes through the mounting frame Aa of the carriage A, the mounting tray T is delivered to the mounting frame Aa from the upper side and lowered to the lower end position. On the other hand, the rising transfer fork 68 stops at a specific rising end position in the relay area 44. The rising end position is set to a position at which the upper end of the drawing liquid C is mounted to reach the vicinity of the internal opening and closing portion 54, in other words, the position at which the upper end of the liquid helium C does not interfere with the closed state of the internal shutter 61 (refer to Figure 5 (b)).

As shown in FIGS. 4 and 5, the exhaust portion 55 includes an exhaust chamber 74 that communicates with the housing portion 52, an exhaust fan 75 that is disposed in the exhaust chamber 74, and an exhaust pipe 76. Connected to the exhaust chamber 74. The exhaust chamber 74 communicates with the lower end side of the housing portion 52. If the exhaust fan 75 disposed in the exhaust chamber 74 is driven, the gas in the housing portion 52 flows downwardly from the top to the bottom, through the exhaust. The tube 76 is discharged to the outside of the chamber 6 (the above-described exhaust device). In this case, the exhaust of the gas in the casing portion 52 substantially replaces the gas in the casing portion 52 with the gas (ventilation) in the chamber 6. Furthermore, the "exhaust flow path" as used in the technical solution includes the exhaust chamber 74 and the exhaust pipe 76.

As described above, the conveyance control unit 56 controls the conveyance mechanism unit 51, the outer opening and closing unit 53, the inner opening and closing unit 54, and the exhaust unit 55. Specifically, the conveyance control unit 56 controls the conveyance motor 70 of the conveyance mechanism unit 51 to raise and lower the conveyance fork 68. Further, the conveyance control unit 56 locks the receiving area 43 to the closed state or the self-closed state by the external opening and closing door 64 via the electromagnetic lock mechanism 65 of the external opening and closing unit 53, and opens and closes the internal shutter via the internal cylinder 62 of the internal opening and closing portion 54. 61. Further, the conveyance control unit 56 turns the exhaust fan 75 of the exhaust unit 55 ON-OFF, and performs the exhaust operation/non-exhaust operation in the casing unit 52. Further, the operation panel 78 of the conveyance control unit 56 is provided on the side surface of the shed opening portion 41 (see FIG. 4), and is operable by the operator from the outside.

Here, with reference to the flowcharts of FIGS. 4, 5, and 7, the transport control unit 56 is moved. The control method of the delivery unit 42 will be described.

The control sequence is started from the state in which the transfer fork 68 is at the rising end position, the internal shutter 61 is in the "on" position, the outer opening and closing door 64 is in the closed lock, that is, the "closed" position, and the empty carriage A is receiving. Area 43. Further, the transfer fork 68 at the rising end position is loaded with a plurality of drawing liquids C that are exhausted (used) via the mounting tray T.

Outside the chamber 6, an operator who has prepared a plurality of drawing liquids C to be replaced presses the call button of the operation panel 78, whereby the operation of the conveying unit 42 is started. When the call button is pressed (S01: receiving command), first, the internal shutter 61 is closed (S02), and then the transport fork 68 is lowered, and a plurality of drawing liquids C are delivered to the trolley A together with the mounting tray T ( S03). Then, the electromagnetic lock mechanism 65 unlocks the external opening and closing door 64 (S04). In this state, the control operation of the transport unit 42 is temporarily terminated. Here, the operator opens the external opening and closing door 64, and the drawing liquid 匣C is carried out (pulled out) together with the carriage A from the receiving area 43. Then, the new drawing liquid 匣C is carried into the receiving area 43 together with the trolley A.

After the carriage A is carried into the receiving area 43 and the external opening and closing door 64 is closed, the operator presses the installation button of the operation panel 78 (S05: conveyance command). Thereby, the conveyance part 42 starts operation again. When the installation button is pressed, the external opening and closing door 64 is closed and locked (S06), and then the conveying fork 68 starts to rise. The rising transfer fork 68 is connected to the mounting tray T from the carriage A, and is further raised to the rising end position (S07). That is, the transfer fork 68 transports a plurality of drawing liquids C to the relay area 44. Here, the internal shutter 61 is automatically opened by the internal cylinder 62 (S08). Thereby, the plurality of drawing liquids C in the relay area 44 are in the transfer standby state by the transfer unit 45.

On the other hand, the exhaust fan 75 of the exhaust unit 55 is constantly turned ON. However, when the external opening and closing door 64 is opened, the outside air is sucked. Therefore, the conveyance control unit 56 only opens the external opening and closing door 64, that is, electromagnetic. When the lock mechanism 65 is in the unlocked state, the exhaust fan 75 is turned OFF. Although the outside atmosphere enters the casing portion 52 due to the opening of the external opening and closing door 64 by the operator, since the casing portion 52 is closed by the internal shutter 61, the outside is large The gas is retained in the housing portion 52.

In addition, since the exhaust fan 75 is started to be driven immediately after the external opening/closing door 64 is closed (closed locked state), it is necessary to adhere to the external atmosphere, and it is attached to the trolley A or the drawing liquid 匣 C, etc. It is also discharged from the casing portion 52. As a result, when the internal shutter 61 is opened and the drawing liquid c is in the transfer standby state, the inside of the casing portion 52 is restored to the same degree of cleanliness as in the chamber 6. In the present embodiment, the external opening and closing door 64 is configured to be manually opened and closed, but it may be configured to be automatically opened and closed.

Next, the transfer unit 45 will be described with reference to FIGS. 4, 8, and 9.

As described above, a plurality of drawing heads 23 corresponding to, for example, a plurality of drawing liquids classified by color or the like are mounted in each of the carriage units 17, and a plurality of drawing liquids are attached to the armor mounting unit 22 in response thereto. C (refer to Figure 4). In this case, the drawing unit 22 is provided with the drawing liquid 匣C for each of the types of the drawing liquids. That is, in the drawing device main body 2, when one drawing liquid C is used up, it is automatically replaced with another drawing liquid C.

Therefore, the transfer unit 45 of the embodiment is to supply (replace) the new (depleted) drawing liquid 匣C between the mounting tray T and the cymbal mounting unit 22 which are in standby in the relay area 44. Depicting liquid 匣C. In addition, the timing of the replacement of the liquid helium C is managed on the side of the drawing device main body 2, and the first drawing unit 22 is used to execute the first one before the second drawing liquid C is used up. The root depicts the replacement of liquid helium C.

Further, in the present embodiment, three types of drawing liquids (a plurality of drawing liquids) for forming color filters or light-emitting layers of, for example, red (R), green (G), and blue (B) are assumed. Further, there are ten bracket units 17 provided. Therefore, each of the ten cymbal mounting units 22 is provided with two drawing liquids C each corresponding to, for example, R, G, and B. In addition, in the installation tray T, three kinds of drawing liquids C corresponding to R, G, and B, each of ten, and a total of 30 are mounted (refer to FIG. 9, respectively).

The transfer unit 45 includes a transfer mechanism unit 81 that is configured to transfer a plurality of (multiple types) drawing liquids C one by one, and a type detection unit 82 that is provided in the transfer mechanism unit 81. The type of the drawing liquid C to be transferred is detected by the detected portion, and the transfer control unit 83 controls the transfer mechanism unit 81 (see FIG. 4) based on the detection result of the type detecting unit 82.

On the other hand, as shown in FIG. 9, each of the plurality of mounting portions 22 that are placed in the transfer unit 45 is mounted in two separate mounting units 22a arranged in a neat manner, and two for each color (type). A total of 6 depicting liquid 匣C. In addition, in the installation tray T, the individual installation parts Ta are arranged in three rows and twelve in each row in accordance with the color (category), and ten drawing liquids C are respectively arranged in accordance with the color (type). Therefore, in this case, in the mounting tray T, the individual mounting portions Ta in which the drawing liquid 匣C is not provided are present in two rows.

As shown in Fig. 8, the transfer mechanism unit 81 is composed of a so-called horizontal multi-joint robot (SCARA robot), and includes a robot base 85; a first horizontal arm 86 that is rotatably attached to the robot base 85; 2 horizontal arm 87, which is rotatably attached to the front end of the first horizontal arm 86; vertical arm 88 which is movably mounted up and down at the front end of the second horizontal arm 87; and a gripping head 89 which is mounted vertically The front end of the arm 88. The gripping head 89 has a pair of gripping pieces 89a having an "L" shape in cross section, and the pair of gripping pieces 89a grip the upper end portion of the drawing liquid cartridge C in a diagonal direction (see Fig. 10 (a)).

On the other hand, as shown in FIG. 10(b), each of the drawing liquids C is configured by accommodating the bag-shaped drawing liquid container Ca in a resin-made sealed case Cb. The drawing liquid cartridge C is provided with a drawing liquid supply port Cc that communicates with the drawing liquid container Ca, and an air introduction port Cd that communicates with a gap between the drawing liquid container Ca and the sealed box Cb. The drawing liquid container Ca is pressurized by introducing compressed air from the air introduction port Cd, whereby the drawing liquid is supplied to the drawing head 23 from the drawing liquid supply port Cc. Further, in the sealed casing Cb, a pair of engaging concave portions Ce for positioning is provided. Further, although not shown in the drawing, a QR code (QR (Quick Response) code (registered trademark)) serving as the detected portion is bonded to the top surface of the sealed casing Cb.

On the other hand, the respective mounting and mounting portions 22a of the mounting portion 22 are provided with the drawing liquid introduction port 91 corresponding to the drawing liquid supply port Cc, and are provided corresponding to the air introduction port Cd. There is an air supply port 92. Further, the respective attachment mounting portions 22a are provided with one of the engagement recesses Ce corresponding to one of the engagement recesses Ce. The transfer mechanism unit 81 horizontally moves the drawing liquid C grasped by the gripping head 89 to the upper side of the individual mounting and mounting unit 22a, and then lowers and mounts (installs) the individual mounting and mounting unit 22a. By this, the engagement recessed portion Ce is engaged with the engagement convex portion 93, and the drawing liquid supply port Cc is joined to the drawing liquid introduction port 91 (flow path connection), and the air introduction port Cd is engaged with the air supply port 92 ( Flow path connection).

The class detecting unit 82 of the transfer unit 45 includes a code reader that reads a two-dimensional code of the drawing liquid 匣C. The type detecting unit 82 is attached to the front end of the second horizontal arm 87 via the support member 95 so as to be located in the vicinity of the gripping head 89 (see FIG. 8). In the two-dimensional code, at least the type of liquid 匣 C is encoded, and the type detecting unit 82 reads the type of the drawing liquid 匣 C. On the other hand, the transfer control unit 83 controls the transfer mechanism unit 81 based on the reading result. .

Here, a method of controlling the transfer unit 45 by the transfer control unit 83 will be described with reference to FIGS. 4, 9, and 11.

Here, in the relay area 44, ten new drawing liquids C of each color are mounted on the mounting tray T and are in the transfer standby state, and are mounted on any one of the armor mounting portions 22 One of each color (3 out of 6) used to draw liquid 匣C. Further, the control of the transfer control unit 83 may be started by the completion of the control of the transfer control unit 56, or may be triggered by an instruction from the operator.

The transfer control unit 83 first checks whether or not the drawing liquid 匣C on the mounting tray T is arranged in accordance with the color (type), and sets the colors (the respective lines) of the mounting tray T in the most recent position (on the side of the mounting unit 22). The individual mounting portion Ta is empty. In other words, the drive transfer mechanism unit 81 scans a plurality of drawing liquids C for each line by the type detecting unit 82, and confirms whether or not the drawing liquid 匣C is accurately mounted (S11). When the drawing liquids C of the respective rows are not accurately mounted in accordance with the color (category), the empty liquid individual mounting portions Ta are used to rearrange the drawing liquids C (S11).

At the same time, in order to make the individual mounting portions Ta of the respective colors (the respective rows) in the nearest position empty, the movement of the drawing liquid 匣C is performed (S12). Furthermore, it is also possible to designate the step of "S12" first, and then the step of "S11".

Thus, after the preparation for mounting the tray T side is completed, the transfer mechanism portion 81 faces the cymbal mounting portion 22. Here, the drawing unit 22C for the R, for example, is taken out from the arranging unit 22, and is transferred to the first (nearly) empty individual mounting unit Ta from the vicinity of the mounting tray T (S13). ). Then, the drawing liquid C of the second individual mounting portion Ta from the vicinity of the mounting tray T is gripped and transferred to the individual mounting and mounting portion 22a of the empty mounting portion 22 (S14). .

Then, the same operation (replacement) is repeated for the drawing liquid 匣C for the drawing liquids C and B for G. That is, the transfer of the drawing liquid 匣C for the G to the mounting tray T (S15) and the drawing liquid 匣C for the G are carried out from the mounting tray T to the cymbal mounting unit 22 (S16). Further, the transfer liquid C is transferred from the mounting unit 22 to the mounting tray T (S17), and the drawing liquid C for B is transferred from the mounting tray T to the mounting unit 22. (S18).

The above operation is performed between the armor mounting portion 22 and the mounting tray T for each of the ten bracket units 17. At this time, the transfer of the drawing liquid 匣C is performed so that the position of the empty individual mounting portion Ta on the mounting tray T is sequentially moved to the back side. That is, in the mounting tray T, the replacement of the drawing liquid 匣C of each row is performed from the near front side. Thereby, even if a dripping liquid is generated in the old drawing liquid 匣C at the time of transfer, the new drawing liquid 匣C is not soiled. Further, it is preferable that the ten carriage units 17 are sequentially fed by the Y-axis stage 16, and the work-side arranging unit 22 always reaches the same position in the vicinity of the relay area 44. When the replacement of the drawing liquid 匣C in the cymbal mounting portion 22 of each of the ten cradle units 17 is completed, the transfer mechanism unit 81 returns to the initial position, and the mounting tray T of the relay area 44 is carried out. standby mode.

As described above, according to the present embodiment, the sputum supply device 4 is provided in the chamber 6 in which the drawing device main body 2 is housed, and the sputum supply device 4 transports the drawing liquid 匣C between the receiving area 43 and the relay area 44. The portion 42 and the transfer portion 45 for drawing the liquid 匣C are transferred between the relay region 44 and the cymbal mounting portion 22, so that it can be operated from the outside of the chamber 6 The used liquid 匣C used in the arranging unit 22 is replaced. Moreover, compared with the case where the operator carries the mounting tray T into the chamber 6, the size of the shed opening portion 41 or the external opening/closing portion 53 that receives the drawing liquid 匣C can be reduced to the size of the carriage A, and It can shorten the opening time to about the time required for the entry and exit of the trolley A.

Therefore, when the drawing liquid 匣C is received, the entry of the outside atmosphere into the chamber 6 is suppressed, and the deterioration of the cleanliness in the chamber 6 can be suppressed as much as possible. Further, the housing portion 52 is provided in the conveying portion 42, and the drawing liquid c is conveyed in the casing portion 52, and the gas in the casing portion 52 is appropriately discharged to the outside of the chamber 6, and therefore, in this respect, In other words, it is also possible to prevent a decrease in the cleanliness in the chamber 6.

In this manner, the drawing device 1 can perform the replacement operation of the drawing liquid 匣C while maintaining the cleanliness in the chamber 6 substantially constant. Therefore, it is possible to efficiently perform the replacement of the drawing liquid 匣C in a short time. operation. Therefore, the pause time of the drawing process of the drawing device body 2 can be shortened, and the cycle time of the drawing process can be shortened as a whole.

1‧‧‧Drawing device

2‧‧‧Drawing device body

3‧‧‧ cavity device

4‧‧‧匣 supply device

6‧‧‧ chamber

7‧‧‧Clean air supply unit

12‧‧‧Installation platform

13‧‧‧X-axis platform

15‧‧‧Y-axis support base

16‧‧‧Y-axis platform

17‧‧‧Bracket unit

18‧‧‧Drawing area

19‧‧‧Maintenance area

21‧‧‧ Bridge

22‧‧‧匣Installation Department

25‧‧‧sucking unit

26‧‧‧Wiping unit

27‧‧‧Flash unit

28‧‧‧Check unit

41‧‧‧ shed opening

42‧‧‧Transportation Department

45‧‧‧Transportation Department

55‧‧‧Exhaust Department

C‧‧‧ depicting liquids

T‧‧‧Installation tray

W‧‧‧Workpiece

X‧‧‧ axis

Y‧‧‧ axis

Z‧‧‧ axis

Claims (15)

A drawing device comprising: a drawing processing unit having an armoring unit for attaching and detaching a drawing liquid that can supply a drawing liquid to a drawing head; and a conveying unit that is disposed in the receiving area and the relay area The drawing liquid is conveyed between the drawing area, an arbitrary area around the drawing processing unit, the relay area being an arbitrary area on the side of the armoring unit, and a transfer unit in the relay area and the The drawing liquid 移 is transferred between the mounting portions. The drawing device of claim 1, further comprising: a clean booth that accommodates the drawing processing unit, the transport unit, and the transfer unit, and maintains the internal gas at a specific cleanliness; and the shed opening portion is provided at The clean booth is connected to the receiving area. A drawing device comprising: a drawing processing unit having a mounting portion for attaching and detaching a drawing liquid to which a drawing liquid can be supplied to a drawing head; and a cleaning booth for accommodating the drawing processing unit; The internal gas is maintained at a specific degree of cleanliness; the shed opening is provided in the clean booth for receiving the drawing liquid raft into the clean shed; and the transporting portion is transported between the receiving area and the relay area via the above The drawing liquid received by the shed opening, the receiving area being an arbitrary area around the drawing processing unit, the relay area being an arbitrary area on the side of the armoring unit, and the transfer unit being in the relay area The drawing liquid 移 is transferred between the arranging unit and the arranging unit. The drawing device of claim 2 or 3, wherein the conveying unit includes: a conveying mechanism unit that conveys the drawing liquid hopper; and a casing unit that houses the receiving area and the relay area, and houses the conveying mechanism unit; An external opening and closing portion provided at an end portion of the casing portion on the side of the opening portion of the casing, and opening and closing the receiving region to the outside of the clean booth; and an internal opening and closing portion provided on the transfer portion side of the casing portion The end portion opens and closes the relay region to the inside of the clean booth. The drawing device of claim 4, wherein the external opening and closing portion includes: an external opening and closing door that opens and closes the receiving area to the outside of the clean booth; and a locking mechanism that locks the external opening and closing door to a closed state or a self-closing state The internal opening and closing unit includes an internal opening and closing door that opens and closes the relay region to the inside of the clean booth, and an opening and closing mechanism that causes the internal opening and closing door to perform an opening and closing operation. The drawing device of claim 5, wherein the transport unit further includes a transport control unit that controls the lock mechanism and the opening and closing mechanism, respectively; the transport control unit causes the internal open/close door to perform a closing operation according to a receiving command, and then the external opening and closing The door is unlocked; the external opening and closing door is locked according to the conveyance command, and then the internal opening and closing door is opened. The drawing device of claim 6, wherein the transport control unit further controls the transport mechanism unit; and the drawing liquid is ejected during a closing operation of the internal opening and closing door and a unlocking of the external opening and closing door by the receiving command. The transfer from the relay area to the receiving area; the locking of the external opening and closing door and the inner opening by the transfer command During the opening operation of the opening and closing door, the drawing liquid is conveyed from the receiving area to the relay area. The drawing device according to any one of claims 4 to 7, wherein the relay area is set at a position higher than the receiving area in the clean room, and the conveying mechanism unit causes the drawing liquid to hang in the receiving area and the Lifting between relay areas. The drawing device of claim 8, wherein the transport mechanism unit raises the drawing liquid raft in a position before the upper end thereof reaches the inner opening and closing portion in the relay region. The drawing device of claim 8 or 9, wherein the drawing liquid is mounted on the trolley in a state of being mounted on the mounting tray, and is received in the receiving area; and the conveying mechanism unit receives the loading from the trolley during the ascending operation The tray is used to start the conveyance of the liquid helium, and the installation tray is delivered to the trolley during the lowering operation to end the conveyance of the drawing liquid. The drawing device according to any one of claims 4 to 10, further comprising an exhaust portion that discharges the gas in the casing portion to the outside of the clean booth. The drawing device of claim 11, wherein the exhaust portion includes an exhaust flow path from an end portion of the casing portion on the side of the opening portion of the casing portion to an outside of the clean booth; and an exhaust fan And an exhaust gas control unit that controls driving of the exhaust fan; and the exhaust control unit drives the exhaust fan when the external opening and closing unit is closed. The drawing device according to any one of claims 1 to 12, wherein the plurality of drawing liquids different in drawing liquid are installed in the armoring unit; The plurality of drawing liquids are transported to the relay area in a state of being mounted on the mounting tray; and each of the drawing liquids has a detected portion for detecting a type; the transfer unit includes a transfer mechanism unit, The plurality of types of drawing liquids are transferred; the type detecting unit is provided in the transfer mechanism unit, and detects the type of the drawing liquid to be transferred by the detecting unit; and the transfer control unit controls the above The transfer mechanism unit; and the transfer control unit performs the transfer of the plurality of drawing liquids based on the detection result of the type detection unit. The drawing device of claim 13, wherein the transfer control unit performs rearrangement of the plurality of types of drawing liquids based on the type in the mounting tray before the transfer of the plurality of drawing liquids. The drawing device according to any one of claims 1 to 14, wherein the drawing processing unit includes: a platform unit that moves the object to be drawn; and a drawing unit that is disposed above the platform unit and has a drawing unit The drawing head and the cymbal mounting portion are configured to perform a drawing process by ejecting the drawing liquid from the drawing head while the drawing unit moves the drawing object.