EP2631023A1 - Dispositif d'assistance au montage pour équipement de fabrication de moule et équipement de fabrication de moule - Google Patents

Dispositif d'assistance au montage pour équipement de fabrication de moule et équipement de fabrication de moule Download PDF

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Publication number
EP2631023A1
EP2631023A1 EP11839781.9A EP11839781A EP2631023A1 EP 2631023 A1 EP2631023 A1 EP 2631023A1 EP 11839781 A EP11839781 A EP 11839781A EP 2631023 A1 EP2631023 A1 EP 2631023A1
Authority
EP
European Patent Office
Prior art keywords
mold
signal
installation
sand
making apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP11839781.9A
Other languages
German (de)
English (en)
Other versions
EP2631023A4 (fr
Inventor
Shuji Takasu
Yutaka Hadano
Tacahiro Ono
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sintokogio Ltd
Original Assignee
Sintokogio Ltd
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Filing date
Publication date
Application filed by Sintokogio Ltd filed Critical Sintokogio Ltd
Publication of EP2631023A1 publication Critical patent/EP2631023A1/fr
Publication of EP2631023A4 publication Critical patent/EP2631023A4/fr
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/23—Compacting by gas pressure or vacuum
    • B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C11/00—Moulding machines characterised by the relative arrangement of the parts of same
    • B22C11/10—Moulding machines characterised by the relative arrangement of the parts of same with one or more flasks forming part of the machine, from which only the sand moulds made by compacting are removed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/02—Compacting by pressing devices only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C19/00—Components or accessories for moulding machines
    • B22C19/04—Controlling devices specially designed for moulding machines

Definitions

  • the present invention relates to an installation assist device for a mold making apparatus and a mold making apparatus, and particularly, to an installation assist device for a mold making apparatus for assisting an installation worker, when installing a mold making apparatus at a part of an existing automatic mold transfer line or the like, to perform connection of signal lines with the transfer line side and setting of a control panel correctly without error, and a mold making apparatus using the same.
  • Patent Document 1 Japanese Patent Application Laid-Open No. H07-16705
  • an installation assist device for a mold making apparatus that allows performing installation work of a mold making apparatus easily and correctly has been demanded.
  • An installation assist device for a mold making apparatus is an installation assist device for assisting installation of a mold making apparatus in the mold making apparatus which causes electrical equipment, pneumatic equipment, and hydraulic equipment to operate by an operation of a control unit included in a control panel, and makes a mold from molding sand, and characterized by including a display unit provided in the control panel, and for displaying characters, a switch operating unit for inputting a signal by an installation worker's operation, an installation procedure storage unit provided in the control unit, and for previously storing information to display on the display unit dialogically an installation procedure when installing the mold making apparatus, and an installation assist control unit that performs control so as to cause the display unit to display characters of the installation procedure by referring to the installation procedure storage unit, and so as to display installation procedures in order dialogically based on a switch input signal input from the switch operating unit.
  • this installation assist device when installing a mold making apparatus in a factory or the like, even an installation worker without skills can operate the switch operating unit dialogically by referring to an installation procedure displayed on the display unit and confirm execution of installation work, while performing installation work such as piping connections and connection of signal lines of the mold making apparatus easily and correctly without error.
  • control unit may previously store language dictionary data in a plurality of languages including a foreign language so as to be selectable. Such an arrangement allows, when a mold making apparatus is installed in a foreign factory, performing installation assistance by displaying the installation procedure in that country's language.
  • a display having a touch panel is mounted in the control panel as the display unit, so as to display on the display a button image of a completion button together with an installation procedure, such that when a corresponding site in the touch panel corresponding to the completion button is ON-operated, a signal indicating completion is input to the control unit, and so as to proceed to a next installation procedure screen display only when all completion buttons are ON-operated.
  • Such an arrangement allows an installation worker to operate the completion button or the like by using the touch panel by referring to the installation procedure displayed on the display unit and proceed with installation work dialogically in order so as to perform all required installation work efficiently.
  • Such an arrangement allows an installation worker, when the procedure of installation work is unknown, to ON-operate the details button on the display to cause a display of detailed description of the installation procedure, and refer to the same.
  • character information concerning connection of a signal line to be connected between the control panel and a line control panel on a transfer line side is stored in the installation procedure storage unit, on an assist screen of the display unit, images of a use button and a non-use button may be displayed so as to enable selective display together with the character information, and when the non-use button is ON-operated, a setting processing associated with non-use of the signal line may be set and stored in a storage unit of the control unit.
  • Such an arrangement allows automatically changing and storing a setting of the control unit such as a processing, when, for example, equipment on the transfer line side operates manually and connection of a signal line to the line control panel is not necessary, for releasing interlock signals according thereto.
  • a mold making apparatus includes upper and lower molding flasks consisting of an upper molding flask and a lower molding flask, a match plate being able to enter and exit between the upper and lower molding flasks, an upper squeeze member and a lower squeeze member for forming an upper molding space and a lower molding space as a result of being located at respective opening portions of the upper and lower molding flasks sandwiching the match plate, and a sand tank for filling the upper molding space and the lower molding space with sand.
  • installation work such as piping connections, connection of signal lines, and setting of a control panel can be performed easily and correctly without error.
  • the installation assist device is for assistance in installation of a mold making apparatus. This installation implies not only newly installing a mold making apparatus but also installation when relocating a mold making apparatus once installed. Further, the installation assist device can also be used when altering or when replacing a transfer line and sand preparation equipment as peripheral equipment of a mold making apparatus.
  • the flaskless mold making apparatus 1 serving as a mold making apparatus is, as shown in Fig. 1 to Fig. 5 , schematically, constructed including a mold making section 2 for making a mold consisting of an upper mold and a lower mold, a lower flask advance/retract drive section 3 for causing a lower flask 33 to enter into and retract from the mold making section 2, a mold ejector section 4 for ejecting a mold made by the mold making section 2 to the outside, and a molding sand feeding section 5 for feeding the mold making section 2 with molding sand.
  • a mold making section 2 for making a mold consisting of an upper mold and a lower mold
  • a lower flask advance/retract drive section 3 for causing a lower flask 33 to enter into and retract from the mold making section 2
  • a mold ejector section 4 for ejecting a mold made by the mold making section 2 to the outside
  • a molding sand feeding section 5 for feeding the mold making section 2
  • the flaskless mold making apparatus 1 includes a gate type frame 21 as a basic frame.
  • the gate type frame 21 is constructed by integrally connecting a lower base frame 22 and an upper base frame 23 via two pairs of columns 27 disposed at four corners when viewed on a plane.
  • a flask-set and squeeze cylinder 24 is attached facing up.
  • a lower squeeze board 26 is attached via an upper end portion of a lower squeeze frame 25.
  • a main body portion of the flask-set and squeeze cylinder 24 is inserted through a through-hole provided in the center of a lower end portion of the lower squeeze frame 25.
  • slide bushings (not shown) having heights of at least 10mm or more are provided, so that a horizontal state of the lower squeeze frame 25 is maintained.
  • each lower filling frame cylinder 28 is attached in a vertical state so as to surround the flask-set and squeeze cylinder 24.
  • a piston rod 28a at the upper side of each lower filling frame cylinder 28 passes through a through-hole provided in the lower end portion of the lower squeeze frame 25, and has a lower filling frame 29 attached at its tip.
  • An inner surface of the lower filling frame 29 is formed so as to be narrowed as it goes downward, and formed so that the lower squeeze board 26 can maintain an airtight condition while being fitted therein.
  • a molding sand inlet 29c is provided in a sidewall portion of the lower filling frame 29.
  • a positioning pin 29d is provided in a standing condition.
  • the lower squeeze board (lower squeeze member) 26 is attached via the upper end portion of the lower squeeze frame 25.
  • the lower filling frame cylinders 28 are attached.
  • the lower filling frame 29 is attached.
  • an upper squeeze board (upper squeeze member) 30 is provided on a lower surface of the upper base frame 23, and the upper squeeze board 30 is at an opposing position above the lower squeeze board 26.
  • an upper flask cylinder 31 formed of an air cylinder is provided in a manner fixed facing down. At the tip of the piston rod 31a of the upper flask cylinder 31, an upper flask 32 is attached.
  • An inner surface 32a of the upper flask 32 is formed so as to be widened as it goes downward, and formed so that the upper squeeze board 30 can maintain an airtight condition while being fitted therein.
  • a molding sand inlet 32c is provided in a sidewall portion 32b of the upper flask 32.
  • a space S into which the lower flask 33 to be described later can enter and in which the entered lower flask 33 becomes movable up and down is formed.
  • a pair of traveling rails 34 that extend in parallel in the left-right direction (the left-right direction means the left-right direction in Fig. 1 , and the same applies in the following) on an identical horizontal plane are arranged.
  • the lower flask advance/retract drive section 3 is disposed on the left side or right side (in Fig. 1 , the left side) of the columns 27.
  • the lower flask advance/retract drive section 3 includes a pattern shuttle cylinder 35 disposed facing right, and at the tip of a piston rod 35a of the pattern shuttle cylinder 35, a master plate 36 is attached in a horizontal state.
  • the master plate 36 is attached at the tip of the piston rod 35a so as to be able to separate upward from the tip of the piston rod 35a.
  • the master plate 36 includes roller arms 36a that are in a vertical state at four corners when viewed on a plane, respectively. At the upper end and lower end of each roller arm 36a, flanged rollers 36b, 36c are arranged, respectively.
  • the four lower flanged rollers 36c are arranged so as to be, when the piston rod 35a of the pattern shuttle cylinder 35 is in a retracted state, on the pair of guide rails 38 extending in parallel in the left-right direction on an identical horizontal plane so as to be movable by rolling, and when the above-described piston rod 35a comes into an advancing state, separate from the pair of guide rails 38, and move to the inside of the columns 27.
  • only two right flanged rollers 36b are on a left end portion of the pair of traveling rails 34 extending from the columns 27 when the piston rod 35a of the pattern shuttle cylinder 35 is in a retracted state, and when the above-described piston rod 35a comes into an advancing state, two left flanged rollers 36b are also placed on the pair of traveling rails 34.
  • the mold ejector section 4 is, as shown in Fig. 1 , disposed on the left side of the columns 27.
  • the mold ejector section 4 includes a mold ejector cylinder 39 disposed facing right. At the tip of a piston rod 39a of the mold ejector cylinder 39, an ejector plate 40 is connected.
  • the molding sand feeding section 5 is arranged on a side surface of the upper base frame 23.
  • the molding sand feeding section 5 is constructed including a molding sand feed port 41, a sand gate 42 for opening and closing the molding sand feed port 41, and an aeration tank 43 disposed under the sand gate 42.
  • the aeration tank 43 is a sand tank provided at its inner surface with a filter member having a large number of air jet holes for jetting air, and capable of jetting air at a pressure of approximately 0.05 to 0.18MPa while performing sand filling. As shown in Fig. 4 etc., the tip of the aeration tank 43 branches off in a bifurcated manner in the up-down direction to form sand inlets 43a.
  • the control panel 6 for controlling the operation of the flaskless mold making apparatus 1 is, as shown in Fig. 3 , constructed having a control unit 10 formed of a PLC (Programmable Logic Controller) as a main unit, and by providing a display (display unit) 14 with a touch panel 15 at the front of a housing.
  • a control unit 10 formed of a PLC (Programmable Logic Controller) as a main unit, and by providing a display (display unit) 14 with a touch panel 15 at the front of a housing.
  • a storage unit 19 such as a flash memory for storing control program data including previously stored installation assist program data etc., is provided, and a control processing of the molding apparatus including installation assist display control is executed based on these program data.
  • control unit 10 is connected with a power supply circuit 11 for supplying a predetermined voltage of power supply, a relay circuit 12 serving as an input/output circuit, etc., besides the display 14 with the touch panel 15.
  • the above-described installation procedure storage unit is composed of the storage unit 19 of the control unit 10, and the above-described installation assist control unit is composed of the control unit 10.
  • the power supply circuit 11 can be input with an alternating input voltage of up to, for example, 100V to 240V so as to be compatible with various foreign power supply voltages and the like.
  • the connection terminal unit 13 connected to the relay circuit 12 is connected with signal lines to various electrical equipment etc., such as solenoid valves for controlling pneumatic equipment or hydraulic equipment, and also has signal lines connected with a line control unit 8 on the side of a transfer line and a sand preparation control unit 9 for feeding molding sand in the following. That is, a mold ejection completion signal and a molding machine out-of-interference signal are output (generated) from the control unit 10 of the flaskless mold making apparatus 1 to the line control unit 8, and therefore, as shown in Fig. 3 , a relay contact circuit is connected from the connection terminal unit 13 to the line control unit 8. Moreover, a mold ejection enable signal and a line out-of-interference signal are output (generated) from the line control unit 8 to the control panel 6, and a signal line therefor is connected between the connection terminal unit 13 and the line control unit 8.
  • various electrical equipment etc. such as solenoid valves for controlling pneumatic equipment or hydraulic equipment
  • a sand measurement signal is output from the control panel 6 of the flaskless mold making apparatus to the sand preparation control unit 9, and therefore, a relay contact circuit is connected from the connection terminal unit 13 to the sand preparation control unit 9.
  • an input circuit 18 for taking into control unit 10 detection signals of sensors such as a pressure sensor, and a temperature sensor to be used for the flaskless mold making apparatus is provided, and connected to the control unit 10.
  • the display 14 is composed of, for example, an LCD (liquid crystal display with a backlight) with a touch panel, and a display controller 16 for controlling a display is connected between the display 14 and the control unit 10. Moreover, a touch panel controller 17 is connected between the touch panel 15 and the control unit 10 to input to the control unit 10 an input signal (switch input signal) due to contact of the touch panel 15 that is equipped on a display surface of the display 14.
  • this language data may be provided in the storage unit 19 that can be referred to.
  • an EL display or the like can also be used besides an LCD, and for the touch panel 15 to serve as an input operating unit (switch operating unit), another key switch or the like can also be used.
  • the control unit 10 formed of a PLC stores previously prepared control program data for executing the operation of the flaskless mold making apparatus 1 as in the following, that is, a series of steps of a pattern shuttle-in step, a flask setting step, an aeration step, a squeeze step, a draw step, a pattern shuttle-out step, a flask matching step, a flask removal step, a flask separation step, and a mold ejection step, in order.
  • program data for an installation assist device of an embodiment to be described later is previously stored in this control unit 10.
  • control panels of the flaskless mold making apparatus 1 a plurality of control panels may be provided in addition to the control panel 6 in Fig. 1 , and in that case, the control unit, display, etc., of an installation assist device can be provided on a control panel other than the control panel 6 in Fig. 1 as long as it is a control panel that controls the operation of the flaskless mold making apparatus 1, or there can be an arrangement of the foregoing and following plurality of functions provided separately on the plurality of control panels.
  • program data for installation assist is prepared by use of a ladder diagram, and the program data is written therein.
  • a program for installation assist prepared by use of a ladder diagram, as shown in Fig. 10 first, on rung 1, stores an introduction screen display K1 so as to display an initial screen for assistance of "Introduction" on the display 14 when the control panel 6 is powered on, and has an installation completion memory bit M8b provided on rung 1 so as not to display the initial screen for assistance after installation is completed.
  • a leveling completion memory bit M11 and a fixing completion memory bit M12 are provided so as to store first section work completion M1 when leveling and fixing of the molding apparatus are completed and "completion buttons" indicating those are ON-operated.
  • a main piping completion memory bit M21, a receiver tank piping completion memory bit M22, an aeration tank piping completion memory bit M23, and an air dryer mounting completion memory bit M24 are provided so as to store second section work completion when connections of pressure air piping are completed and "completion buttons" indicating those are ON-operated.
  • a hydraulic fluid completion memory bit M41, a release agent completion memory bit M42, a grease completion memory bit M43, and a Master oil wipe-away completion memory bit 44 are provided so as to store fourth section work completion M4 when filling of hydraulic fluid, a release agent, and grease is completed, wiping-away of Master oil is completed, and "completion buttons" indicating those are ON-operated.
  • the display operation in line with rungs 2 to 5 is arranged so as to display a screen to confirm respective installation operations on the display 14 and proceed to the next rung (next screen) only when all "completion buttons" displayed on the screen are ON-operated.
  • rung 6 it is programmed so as to store fifth section work completion M5 when "use” or "non-use” is determined regarding a mold ejection completion signal connection, a molding apparatus out-of-interference signal connection, a mold ejection enable signal connection, a line out-of-interference signal connection, and a sand measurement signal connection and "completion buttons" are ON-operated.
  • 5-1 is completed as a result of performing a mold ejection completion signal connection as well as the "completion button” being ON-operated by selecting “use” or as a result of the "completion button” being ON-operated by selecting "non-use” when no mold ejection completion signal connection is performed.
  • selecting “use” means that a “completion button” is pushed in such a state as shown in Fig. 15(a)
  • selecting “non-use” means that a button indicated as “use” is indicated as “non-use” as shown in Fig. 15(c) as a result of the button indicated as "use” being pushed in such a state as shown in Fig. 15(a)
  • a “completion button” is pushed in such a state as shown in Fig. 15(c)
  • the transfer line side has a manually operating structure and a line out-of-interference signal is not used
  • the line out-of-inference non-use memory bit M60 is turned on and the line out-of-interference completion memory bit M61 is off at this time
  • the line out-of-interference signal non-use M6 is stored, and self-retained, with turning on of the line out-of-interference completion memory bit M61, by the memory bit M6a of the line out-of-interference non-use M6.
  • a contact X2 that is turned on at a falling end of the flask-set and squeeze cylinder 24, a contact X3 that is turned on at a falling end of the lower filling frame cylinders 28, a contact (out-of-interference contact) X4 that is turned on when an out-of-interference signal on the transfer line side is received, and a memory bit M6a of line out-of-interference signal non-use M6 in parallel with the out-of-interference contact X4.
  • the line out-of-interference signal non-use M6 is stored and retained, and irrespective of an operation of the out-of-interference contact X4 on the transfer line side, the bit M6a of the line out-of-interference signal non-use M6 is turned on, and interlock release of mold ejection M7 holds when the flask-set and squeeze cylinder 24 reaches the falling end and the lower filling frame cylinders 28 reaches the falling end.
  • mold ejection is executed, in a state where the interlock release M7 has held in automatic operation (in normal operation), when the mold ejection enable signal is received from the line side. Moreover, when a mold ejection enable signal is not used, mold ejection is executed at a point in time where the interlock release M7 holds in automatic operation.
  • a specific description has been given for rung 8 by using 5-2 as an example of the operation of setting and storage in Fig. 15 in the following, the same setting and storage is performed as a result of use or non-use being selected also for 5-1, 5-3, 5-4, and 5-5 in Fig. 15 .
  • memory bits M1a to M5a of the above-described first section work completion M1 to fifth section work completion M5 further provide a b-contact of a memory bit M90 when set memory is cleared, and so that when all memory bits M1a to M5a are on and the memory bit M90 is off, installation completion M8 is stored, and that memory is self-retained by a memory bit M8a connected in parallel with the memory bits M1a to M5a.
  • the memory bit M90 is turned on, the memory set in the above is cleared.
  • This memory bit M90 is displayed as a "clear button" on a screen or the like in, for example, Fig. 13 , used when returning the apparatus settings into an initial state, and turned on in the case of alteration or extension on the line side.
  • the flaskless mold making apparatus operates, under control of the control panel 6, so as to perform a series of steps of the pattern shuttle-in step, flask setting step, aeration step, squeeze step, draw step, pattern shuttle-out step, flask matching step, flask removal step, flask separation step, and mold ejection step in order as in the following.
  • the piston rod 24a of the flask-set and squeeze cylinder 24 is located at a retracting end, and the lower squeeze board 26 is located at a falling end.
  • the piston rods 28a at the upper side of the lower filling frame cylinders 28 are located at a retracting end, and the lower filling frame 29 is located at a falling end.
  • the piston rod 31a of the upper flask cylinder 31 is located at an advancing end, and the upper flask 32 is located at a falling end.
  • the piston rod 35a of the pattern shuttle cylinder 35 is located at a retracting end, and the master plate 36, the lower flask 33, and the match plate 37 are located at retracting ends, respectively.
  • the piston rod 39a of the mold ejector cylinder 39 is located at a retracting end, and the ejector plate 40 is located at a retracting end.
  • molding sand 51 ( Fig. 5 ) is filled in the aeration tank 43.
  • the piston rod 35a of the pattern shuttle cylinder 35 is advanced. Due to the advance of the piston rod 35a, the master plate 36 advances, two left flanged rollers 36b out of the four upper flanged rollers 36b come to be placed on the pair of traveling rails 34 and the four lower flanged rollers 36c on the pair of guide rails 38 come to be separated therefrom, and when the piston rod 35a has advanced to an advancing end, the master plate 36, the lower flask 33, and the match plate 37 are set at predetermined positions inside of the columns 27 of the mold making section 2.
  • the piston rod 24a of the flask-set and squeeze cylinder 24 is advanced to cause the lower squeeze board 26 to rise, and the lower filling frame cylinders 28 are advanced to cause the lower filling frame 29 to rise, insert the positioning pins 29d of the lower filling frame 29 through positioning holes (not shown) in the lower flask 33, and overlap the lower filling frame 29 with a lower surface of the lower flask 33, so as to form a lower mold space (lower molding space) enclosed by the lower squeeze board 26, the lower filling frame 29, the lower flask 33, and the match plate 37.
  • the lower squeeze board 26 and the lower squeeze frame 25 are integrated, when the flask-set and squeeze cylinder 24 is caused to rise or fall, the lower squeeze frame 25 also rises or falls together with the lower squeeze board 26.
  • the piston rod 24a of the flask-set and squeeze cylinder 24 has not yet reached an advancing end (rising end).
  • the position of the molding sand inlet 29c in the lower filling frame 29 is coincident with the position of the sand inlet 43 a in the aeration tank 43.
  • Fig. 8 shows a state in which the molding sand 51 is filled in the upper mold space and lower mold space
  • the flask setting step is a state before the molding sand 51 is filled.
  • the sand gate 42 ( Fig. 2 ) is closed, and compressed air is fed to the aeration tank 43.
  • the molding sand 51 in the aeration tank 43 due to the air pressure of the compressed air, is introduced into the lower mold space through the lower sand inlet 43a and the molding sand inlet 29c in the lower filling frame 29 and introduced into the upper mold space through the upper sand inlet 43a and the molding sand feed inlet 32c in the upper flask 32.
  • this aeration step only the compressed air is discharged to the outside from outlets (not shown) mounted in sidewall portions of the upper flask 32 and the lower flask 33.
  • the piston rod 24a of the flask-set and squeeze cylinder 24 is further advanced, and molding sand 52 in the upper mold space and molding sand 53 in the lower mold space are compressed and squeezed by the upper squeeze board 30 and the lower squeeze board 26.
  • this squeeze step with a rise of the lower squeeze board 26, the lower filling frame 29, the lower flask 33, the match plate 37, and the upper flask 32 rise.
  • an upper mold 54 and a lower mold 55 are formed.
  • the piston rod 24a of the flask-set and squeeze cylinder 24 is retracted, and the lower squeeze board 26 is caused to fall. With the fall of the lower squeeze board 26, the lower flask 33, the match plate 37, the master plate 36, and the lower filling frame 29 also fall. In the process of falling, the four upper flanged rollers 36b of the master plate 36 are placed on the pair of traveling rails 34, the master plate 36, the lower flask 33, and the match plate 37 stop falling, and the lower squeeze board 26 and the lower filling frame 29 continue falling.
  • the master plate 36 When the four upper flanged rollers 26b of the master plate 36 are placed on the pair of traveling rails 34 in the draw step, the master plate 36 reaches a state of being connected to the tip of the piston rod 35a of the pattern shuttle cylinder 35.
  • the piston rod 35a of the pattern shuttle cylinder 35 is retracted to the retracting end. Due to the retraction of the piston rod 35a, the four lower flanged rollers 36b of the master plate 36 are placed on the pair of guide rails 38 and two left flanged rollers 36b out of the four upper flanged rollers 36b of the master plate 36 on the pair of traveling rails 34 are separated therefrom, and the master plate 36, the lower flask 33, and the match plate 37 return to the retracting ends (original positions).
  • An advancing output of the flask-set and squeeze cylinder 24 at this time is set so as to be smaller than an advancing output in the squeeze step and so as not to crush the upper mold 54 and the lower mold 55.
  • the piston rod 31a of the upper flask cylinder 31 is retracted, and the upper flask 32 is caused to rise. Due to the rise of the upper flask 32, the upper mold 54 is removed from the upper flask 32. After the removal, the piston rod 31 a of the upper flask cylinder 31 is advanced to return the upper flask 32 to the falling end (original position).
  • the piston rod 24a of the flask-set and squeeze cylinder 24 is retracted, and the lower squeeze board 26 is caused to return to the falling end (original position). Moreover, the piston rods 28a at the upper side of the lower filling frame cylinders 28 are retracted, and the lower filling frame 29 is returned to the falling end (original position).
  • the piston rod 39a of the mold ejector cylinder 39 is advanced to advance the ejector plate 40, and send out the molds (the upper mold 54 and the lower mold 55) on the lower squeeze board 26 to the transfer line.
  • the first method is a method of detecting being empty, and is a method to be performed separately from the series of steps (1) to (11) in the above.
  • This first method is not a method for performing sand supply to an aeration tank every time, but a method in which sand supply is performed when a sensor (not shown) has detected that sand in the aeration tank 43 is less than a predetermined amount.
  • the second method is a method of detecting being full, and for performing sand supply to an aeration tank every time in conjunction with the series of steps (1) to (11) in the above.
  • the second method is a method in which sand supply is performed until a sensor (not shown) detects that sand in the aeration tank 43 exceeds a predetermined amount.
  • the second method is, for making the whole apparatus small, effective particularly when the tank capacity is approximately 1.3 times to 3.0 times the amount of sand to be used in one time of mold making.
  • the control panel 6 transmits a sand measurement signal based on detection by a sensor (not shown) to the line control unit 8 on the transfer line side, and requests the line side to fill up sand.
  • the sand measurement signal is, for example, transmitted in, for example, a draw step after an aeration step.
  • the control panel 6 continues transmitting a sand measurement signal until a sensor (not shown) detects exceeding a threshold to indicate being nearly full. In response to this signal, sand is supplied to the aeration tank 43 on the line side. Moreover, this sand measurement signal is transmitted also when the apparatus is operated for the first time, and the aeration tank 43 is fed with sand.
  • the flaskless mold making apparatus 1 is mounted at a predetermined position, and in step 100, the control panel 6 of the flaskless mold making apparatus 1 is powered on. Accordingly, as shown in Fig. 13(a) , the screen of "Introduction" is displayed on the display 14. An installation worker sets a language of characters to be displayed on this screen (step 110).
  • this installation assist device allows selecting a displaying language from languages including a plurality of foreign languages, when the flaskless mold making apparatus 1 is exported to a foreign country, a local installation worker can set a local language so as to bring the device into an easily understandable state.
  • the setting input operation is performed by operating the touch panel 15 on a display screen. Then, to a question "Have you thoroughly read the safety precautions for installation?" displayed on the screen, a "yes button” displayed on the screen is ON-operated via the touch panel 15, and when a "next button” displayed on the screen is further turned on, a next screen of molding apparatus leveling is displayed as in Fig. 13 (b) .
  • the installation worker performs horizontal leveling of the flaskless mold making apparatus 1 (step 120).
  • This horizontal leveling is performed by turning an adjusting bolt provided in a projecting condition on a bottom portion of a base of the flaskless mold making apparatus 1, and the bolt is locked in a horizontal state for fixing.
  • buttons buttons
  • Completion buttons buttons
  • specific descriptions about the molding apparatus leveling and fixing of the molding apparatus are displayed on the screen.
  • the "ON-operation” is an operation, on a touch panel where an image corresponding to a completion button or the like is displayed, by an installation worker selecting the corresponding site.
  • piping connection screen respective items of a connection of main air piping, a piping connection from the molding apparatus to a receiver tank, a piping connection from a receiver tank to an aeration tank, and a piping connection to an air drier machine are displayed together with “details buttons” and “completion buttons.”
  • the installation worker performs a connection of pressure air piping in the factory and piping of the molding apparatus, a piping connection from the molding apparatus to a receiver tank, and a piping connection from a receiver tank to an aeration tank (step 130).
  • buttons for connection of air piping are ON-operated
  • specific descriptions about those piping connections are displayed.
  • all of the “completion buttons” are ON-operated, and a “next button” is turned on, a next screen of sand feed hopper mounting is displayed on the display 14 as in Fig. 14(a) .
  • an item of hydraulic fluid filling, an item of release agent filling, an item of grease injection, and an item of Master oil wipe-away are displayed together with "details buttons” and “completion buttons.”
  • the installation worker fills an oil tank with a hydraulic fluid, fills a release agent tank with a release agent, and injects grease into a greasing site (step 150), and further, wipes away Master oil applied to the apparatus surface for rust prevention when being transported (step 160).
  • the "details button” is ON-operated, a specific description about the hydraulic fluid filling, release agent filling, grease injection, or Master oil wipe-away is displayed.
  • each of the item of (5-1) connection of a signal line for sending a mold ejection completion signal from the control panel 6 of the molding apparatus to the line control unit 8 of the transfer line, item (5-2) of connection of a signal line for sending a molding apparatus out-of-interference signal from the control panel 6 of the molding apparatus to the line control unit 8 of the transfer line, item (5-3) of connection of a signal line for sending a mold ejection enable signal from the line control unit 8 of the transfer line to the control panel 6 of the molding apparatus, item (5-4) of connection of a signal line for sending a line side out-of-interference signal from the line control unit 8 of the transfer line to the control panel 6 of the molding apparatus, and item (5-5) of connection of a signal line for sending a sand measurement signal from the control panel 6 of the molding apparatus to a control panel of the sand preparation equipment is displayed together with a "details button,” a "use/non-use button,” and a "completion button
  • the installation worker in item (5-1) on the screen shown in Fig. 15(c) , when a signal line for sending a mold ejection completion signal to the line control unit 8 of the transfer line is used, as shown in Fig. 9 , performs work to connect between the connection terminal unit 13 and the line control unit 8 a signal line T1 connecting relay contacts in series, and keeps the "use" in item (5-1) as it is while ON-operating the "completion button.”
  • the control unit 10 proceeds from step 170 to step 180 in Fig. 12 , for setting so as to validate a mold ejection completion signal.
  • step 190 when a mold ejection completion signal to be output from the control unit 10 to the line control unit 8 of the transfer line is not used, the installation worker ON-operates the "use button" in item (5-1) to change that item into “non-use,” and ON-operates the "completion button.” Accordingly, the control unit 10 directly proceeds from step 170 to step 190.
  • the installation worker in item (5-2), when a signal line for sending a molding machine out-of-interference signal to the line control unit 8 of the transfer line is used, as shown in Fig. 9 , performs work to connect between the connection terminal unit 13 and the line control unit 8 a signal line T2 connecting relay contacts in series, and keeps the "use" in item (5-2) as it is while ON-operating the "completion button.”
  • the control unit 10 proceeds from step 190 to step 195 in Fig. 12 , for setting so as to validate a molding machine out-of-interference signal.
  • the control unit 10 proceeds from step 190 to step 200 in Fig. 12 .
  • the installation worker in item (5-3), when a signal line for sending a mold ejection enable signal to the control unit 10 from the line control unit 8 of the transfer line is used, as shown in Fig. 9 , performs work to connect between the connection terminal unit 13 and the line control unit 8 a signal line T3 connecting relay contacts in series at the side of the line control unit 8, and keeps the "use" in item (5-3) as it is while ON-operating the "completion button.”
  • the control unit 10 proceeds from step 200 to step 210 in Fig. 12 , for setting so as to validate a mold ejection enable signal.
  • the control unit 10 proceeds from step 200 to step 220 in Fig. 12 .
  • the installation worker in item (5-4), when a signal line for sending a line out-of-interference signal to the control unit 10 from the line control unit 8 of the transfer line is used, as shown in Fig. 9 , performs work to connect between the connection terminal unit 13 and the line control unit 8 a signal line T4 connecting relay contacts in series at the side of the line control unit 8, and keeps the "use" in item (5-4) as it is while ON-operating the "completion button.”
  • control unit 10 proceeds from step 220 to step 230 in Fig. 12 , for setting so as to validate a line out-of-interference signal.
  • the installation worker ON-operates the "use button" in item (5-4) to be changed into “non-use,” and ON-operates the "completion button.”
  • the control unit 10 proceeds from step 220 to step 240 in Fig. 12 .
  • the installation worker in item (5-5), when a signal line for sending a sand measurement signal to the sand preparation control unit 9 of the sand preparation equipment from the control unit 10 is used, as shown in Fig. 9 , performs work to connect a signal line T5 with a relay contact connected in series between the connection terminal unit 13 and the sand preparation control unit 9, and keeps the "use" in item (5-5) as it is while ON-operating the "completion button.”
  • step 240 the control unit 10 proceeds from step 240 to step 250 in Fig. 12 , for setting so as to validate a sand measurement signal.
  • the installation worker ON-operates the "use button” in item (5-5) to be changed into “non-use,” and ON-operates the "completion button.”
  • all "completion buttons” on the screen of wiring connection in Fig. 15 are ON-operated and a "next button” is ON-operated, on the display 14, a screen of compliance matters as in Fig. 16(a) is displayed.
  • an installation assist screen is displayed on the display 14.
  • necessary installation work items are displayed in order together with "completion buttons" etc.
  • an installation worker reads the work item, performs the work, and ON-operates the "completion button,” a next work item is displayed.
  • the installation assist screen ends. In the case of performing installation of a flaskless mold making apparatus in a foreign factory without a skilled installation worker, even a local ordinary worker can read the installation work items while performing installation of the molding apparatus correctly without error or omission.
  • connection of a signal line between the control unit 10 and the line control unit 8 and the connection of a signal line between the control unit 10 and the sand preparation control unit 9 described above there is an arrangement to allow selective setting by an installation worker ON-operating the button of "use/non-use" on the screen.
  • an installation worker ON-operating the button of "use/non-use" on the screen.
  • the transfer line side operates manually and there is no line control panel, it suffices for an installation worker to perform an operation so as to set the signal line of a molding machine out-of-interference signal and the signal line of a line out-of-interference signal as non-use.
  • the setting is easily changed so that the operation of the molding apparatus is performed with the interlock of a molding machine out-of-interference signal and a line out-of-interference signal released.
  • the mold making apparatus 1 including such an installation assist device as above allows proceeding with installation work dialogically by the installation assist device displaying character information concerning an installation procedure and connection etc., of various signal lines, displaying button images of details buttons, use buttons/non-use buttons, and completion buttons, causing selection of use or non-use of the various signal lines. Therefore, the mold making apparatus 1 realizes performing the installation work easily and correctly without error.
  • the control unit 10 functions as a mold ejection enable signal receiving unit for receiving a mold ejection enable signal ("5-3" in Fig. 15 ) sent from a control unit of the transfer line.
  • the mold making apparatus 1 causes selection of use or non-use of the mold ejection enable signal by the installation assist device.
  • the installation assist device when use is selected, sets and stores a setting to include receiving of the mold ejection enable signal by the mold ejection enable signal receiving unit in the storage unit 19 of the control unit 10 as a drive enable condition for the mold ejector section 4.
  • the installation assist device when non-use is selected, sets and stores a setting to exclude receiving of the mold ejection enable signal as a drive enable condition for the mold ejector section 4 in the storage unit 19 of the control unit 10. Due to such a characteristic arrangement, the mold making apparatus 1 allows easily performing cumbersome setting work during installation that has been necessary because of being an apparatus for performing a characteristic step of mold ejection, and allows correctly performing the same without the need for an installation instructor as conventionally required. Further, the mold making apparatus 1 enables a setting to cause mold ejection to be performed with appropriate timing.
  • the control unit 10 functions as a mold ejection completion signal outputting unit for transmitting a mold ejection completion signal ("5-1" in Fig. 15 ) to a control unit of the transfer line.
  • the mold making apparatus 1 causes selection of use or non-use of the mold ejection completion signal by the installation assist device.
  • the installation assist device when use is selected, sets and stores a setting to output the mold ejection completion signal from the mold ejection completion signal outputting unit when a mold ejection operation by the mold ejector section 4 is completed in the storage unit 19 of the control unit 10.
  • the installation assist device when non-use is selected, sets and stores a setting to exclude output of the mold ejection completion signal from the mold ejection completion signal outputting unit when a mold ejection operation by the mold ejector section 4 is completed in the storage unit 19 of the control unit 10. Due to such a characteristic arrangement, the mold making apparatus 1 allows easily performing cumbersome setting work during installation that has been necessary because of being an apparatus for performing a characteristic step of mold ejection, and allows correctly performing the same without the need for an installation instructor as conventionally required. Further, the mold making apparatus 1 improves the efficiency of the whole equipment by appropriately reporting mold ejection completion to the transfer line side.
  • the control unit 10 functions as a line out-of-interference signal receiving unit for receiving a line out-of-interference signal ("5-4" in Fig. 15 ) sent from a control unit of the transfer line and indicating that the mold making apparatus is out of interference of the transfer line.
  • the mold making apparatus 1 causes selection of use or non-use of the line out-of-interference signal by the installation assist device.
  • the installation assist device when use is selected, sets and stores a setting to include receiving of the line out-of-interference signal by the line out-of-interference signal receiving unit in the storage unit 19 of the control unit 10 as a drive enable condition for the mold ejector section 4.
  • the installation assist device when the non-use is selected, sets and stores a setting to exclude receiving of the line out-of-interference signal as a drive enable condition for the mold ejector section 4 in the storage unit 19 of the control unit 10. Due to such a characteristic arrangement, the mold making apparatus 1 allows easily performing cumbersome setting work during installation that has been necessary when setting an interlock, in an apparatus for performing a characteristic step of mold ejection, to prevent the occurrence of a defect due to interference with the line in this step, and allows correctly performing the same without the need for an installation instructor as conventionally required. Hence, the mold making apparatus 1 enables simply performing a setting for driving the apparatus safely to realize an appropriate molding operation.
  • the mold making apparatus 1 includes a flask-set and squeeze cylinder 24 for driving the lower squeeze board 26, lower filling frame cylinders 28 for driving the lower filling frame 29, a cylinder falling end signal outputting unit for outputting a signal at the falling end of the flask-set and squeeze cylinder 24, and an lower filling frame falling end signal outputting unit for outputting a signal at the falling end of the lower filling frame cylinders 28.
  • the cylinder falling end signal and the lower filling frame falling end signal are additionally set and stored as an AND drive condition for enabling driving of the mold ejector section 4.
  • the mold making apparatus 1 realizes performing mold ejection in an appropriate and safe state without the need for complicated setting work.
  • the mold making apparatus 1 includes a sand tank (aeration tank 43) for filling a molding space with sand, a sand amount detection sensor (not shown) for detecting the amount of sand in the sand tank, and a sand gate 42 for opening and closing a sand supply port of the sand tank, and the control unit 10 functions as a sand measurement signal outputting unit for sending a sand measurement signal ("5-5" in Fig. 15 ) indicating that the sand tank requires a sand supply to a control unit of the sand preparation equipment.
  • the mold making apparatus 1 causes selection of use or non-use of the sand measurement signal by the installation assist device.
  • the installation assist device when use is selected, sets and stores a setting to output the sand measurement signal from the sand measurement signal outputting unit when the sand gate 42 is in an open state and it has been detected by a sand amount detection sensor that sand supply is required in the storage unit 19 of the control unit 10.
  • the mold making apparatus 1 when the non-use is selected, sets and stores a setting to exclude output of the sand measurement signal from the sand measurement signal outputting unit in the storage unit 19 of the control unit 10.
  • the mold making apparatus 1 allows easily performing cumbersome setting work during installation that has been necessary because of being an apparatus that requires sand supply to a sand tank, and allows correctly performing the same without the need for an installation instructor as conventionally required. Further, the mold making apparatus 1 allows performing sand supply to the sand tank with appropriate timing, and thus enables performing mold making continuously.
  • an installation assist device according to an embodiment can also be applied to a tight-flask molding machine having another structure and the like.
  • 1 flaskless mold making apparatus
  • 2 mold making section
  • 3 lower flask advance/retract drive section
  • 4 mold ejector section
  • 5 molding sand feeding section
  • 6 control panel
  • 8 line control unit
  • 9 sand preparation control unit
  • 10 control unit
  • 11 power supply circuit
  • 12 relay circuit
  • 13 connection terminal unit
  • 14 display
  • 15 touch panel
  • 16 display controller
  • 17 touch panel controller
  • 18 input circuit
  • 19 storage unit
  • 21 gate type frame
  • 22 lower base frame
  • 23 upper base frame
  • 24 flask-set and squeeze cylinder
  • 25 lower squeeze frame
  • 26 lower squeeze board
  • 27 column
  • 28 lower filling frame cylinder
  • 29 lower filling frame
  • 30 upper squeeze board
  • 32 upper flask
  • 33 lower flask
  • 34 traveling rail
  • 35 pattern shuttle cylinder
  • 36 master plate
  • 37 match plate
  • 38 guide rail
  • 39 mold ejector cylinder
  • 40 ejector plate

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)
EP11839781.9A 2010-11-10 2011-09-21 Dispositif d'assistance au montage pour équipement de fabrication de moule et équipement de fabrication de moule Withdrawn EP2631023A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010252155 2010-11-10
PCT/JP2011/071526 WO2012063557A1 (fr) 2010-11-10 2011-09-21 Dispositif d'assistance au montage pour équipement de fabrication de moule et équipement de fabrication de moule

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Publication Number Publication Date
EP2631023A1 true EP2631023A1 (fr) 2013-08-28
EP2631023A4 EP2631023A4 (fr) 2017-03-29

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Country Link
EP (1) EP2631023A4 (fr)
JP (1) JP5803932B2 (fr)
CN (1) CN103209782B (fr)
TW (1) TWI581877B (fr)
UA (1) UA109163C2 (fr)
WO (1) WO2012063557A1 (fr)

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CN104487907B (zh) * 2012-10-04 2017-06-23 新东工业株式会社 设备检查系统
JP6233187B2 (ja) 2014-05-27 2017-11-22 新東工業株式会社 自硬性鋳型造型装置
TWI698295B (zh) * 2016-05-17 2020-07-11 日商新東工業股份有限公司 無箱造模機
CN106563776A (zh) * 2016-10-28 2017-04-19 宁夏共享模具有限公司 铸造造型过程的控制系统和控制方法
TW201832900A (zh) * 2016-12-01 2018-09-16 日商新東工業股份有限公司 鑄造設備之資訊顯示系統
JP7045376B2 (ja) * 2016-12-05 2022-03-31 ディサ・インダストリーズ・アクティーゼルスカブ 砂型造型機、及び砂型部品の製造方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01124046A (ja) * 1987-11-09 1989-05-16 Hitachi Ltd 対話型処理システム
JPH0573103A (ja) * 1991-09-11 1993-03-26 Hitachi Ltd 運転パラメータ設定支援装置
JP2001088069A (ja) * 1999-09-21 2001-04-03 Denso Corp ロボットの教示装置
JP2009003788A (ja) * 2007-06-22 2009-01-08 Sanyo Electric Co Ltd 設定支援装置、設定支援方法、設定支援プログラム、及び設備制御システム
US20100229120A1 (en) * 2006-11-15 2010-09-09 Tsuyoshi Inoue Operation assisting apparatus and operation assisting method
CN101862814A (zh) * 2009-10-28 2010-10-20 新东工业株式会社 同时铸型造型方法和脱箱铸型造型装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5924552A (ja) * 1982-07-30 1984-02-08 Sintokogio Ltd 無枠式上・下鋳型同時造型機
CH682264A5 (fr) * 1988-03-18 1993-08-13 Tem Ag
JP3121180B2 (ja) 1993-07-02 2000-12-25 新東工業株式会社 水平割抜枠鋳型造型装置
US6684264B1 (en) * 2000-06-16 2004-01-27 Husky Injection Molding Systems, Ltd. Method of simplifying machine operation
US6621507B1 (en) * 2000-11-03 2003-09-16 Honeywell International Inc. Multiple language user interface for thermal comfort controller

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01124046A (ja) * 1987-11-09 1989-05-16 Hitachi Ltd 対話型処理システム
JPH0573103A (ja) * 1991-09-11 1993-03-26 Hitachi Ltd 運転パラメータ設定支援装置
JP2001088069A (ja) * 1999-09-21 2001-04-03 Denso Corp ロボットの教示装置
US20100229120A1 (en) * 2006-11-15 2010-09-09 Tsuyoshi Inoue Operation assisting apparatus and operation assisting method
JP2009003788A (ja) * 2007-06-22 2009-01-08 Sanyo Electric Co Ltd 設定支援装置、設定支援方法、設定支援プログラム、及び設備制御システム
CN101862814A (zh) * 2009-10-28 2010-10-20 新东工业株式会社 同时铸型造型方法和脱箱铸型造型装置
EP2514540A1 (fr) * 2009-10-28 2012-10-24 Sintokogio, Ltd. Procédé de moulage simultané et dispositif de moulage par éjection

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012063557A1 *

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CN103209782A (zh) 2013-07-17
UA109163C2 (uk) 2015-07-27
CN103209782B (zh) 2015-01-14
WO2012063557A1 (fr) 2012-05-18
JP5803932B2 (ja) 2015-11-04
EP2631023A4 (fr) 2017-03-29
JPWO2012063557A1 (ja) 2014-05-12
TW201233463A (en) 2012-08-16
TWI581877B (zh) 2017-05-11

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