WO2004105973A1 - 洗濯機の解体方法、解体装置、再生樹脂および樹脂製品 - Google Patents
洗濯機の解体方法、解体装置、再生樹脂および樹脂製品 Download PDFInfo
- Publication number
- WO2004105973A1 WO2004105973A1 PCT/JP2004/007468 JP2004007468W WO2004105973A1 WO 2004105973 A1 WO2004105973 A1 WO 2004105973A1 JP 2004007468 W JP2004007468 W JP 2004007468W WO 2004105973 A1 WO2004105973 A1 WO 2004105973A1
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- WO
- WIPO (PCT)
- Prior art keywords
- unit
- washing machine
- container
- driving unit
- machine according
- Prior art date
Links
- 238000005406 washing Methods 0.000 title claims abstract description 146
- 238000000034 method Methods 0.000 title claims abstract description 72
- 239000011347 resin Substances 0.000 title claims abstract description 51
- 229920005989 resin Polymers 0.000 title claims abstract description 51
- 210000000078 claw Anatomy 0.000 claims description 191
- 230000009467 reduction Effects 0.000 claims description 143
- 238000003825 pressing Methods 0.000 claims description 62
- 230000018044 dehydration Effects 0.000 claims description 26
- 238000006297 dehydration reaction Methods 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 238000000926 separation method Methods 0.000 claims description 11
- 230000002265 prevention Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 167
- 238000011084 recovery Methods 0.000 abstract description 14
- 239000003638 chemical reducing agent Substances 0.000 abstract 3
- 239000004033 plastic Substances 0.000 description 14
- 229920003023 plastic Polymers 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 11
- 230000006378 damage Effects 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 8
- 238000004064 recycling Methods 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000003599 detergent Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 210000003371 toe Anatomy 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B7/00—Presses characterised by a particular arrangement of the pressing members
- B30B7/02—Presses characterised by a particular arrangement of the pressing members having several platens arranged one above the other
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49751—Scrap recovering or utilizing
- Y10T29/49755—Separating one material from another
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49815—Disassembling
- Y10T29/49822—Disassembling by applying force
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/51—Plural diverse manufacturing apparatus including means for metal shaping or assembling
- Y10T29/5136—Separate tool stations for selective or successive operation on work
- Y10T29/5137—Separate tool stations for selective or successive operation on work including assembling or disassembling station
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53039—Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor
- Y10T29/53043—Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor including means to divert defective work part
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53087—Means to assemble or disassemble with signal, scale, illuminator, or optical viewer
- Y10T29/53091—Means to assemble or disassemble with signal, scale, illuminator, or optical viewer for work-holder for assembly or disassembly
Definitions
- the present invention relates to a method and an apparatus for dismantling a washing machine. It also relates to recycled resin and resin products. In particular, it relates to a method and apparatus for removing resin from a washing machine. Background art
- Japanese Patent Application Laid-Open No. 2002-200437 proposes a method of separating and collecting plastic parts for recycling. This method separates and recovers the same parts made of plastics of the same composition from discarded products, pulverizes the plastic parts, melts them, and reuses them.
- Some recycling plants recycle washing machines based on this method. Dismantle the washing machine by hand to separate it into smaller parts. Separate the separated parts for each material. Plastic parts are separated for each type of plastic, and then crushed and washed to make pellets. So-called horizontal recycling, which uses the pellets again as a material for washing machines, is being implemented. Of the plastic parts, the water tank uses a large amount of plastic. This tank was also manually removed from the washing machine.
- FIG. 23 shows a schematic sectional view of the washing machine.
- An operation panel and the like are arranged at an upper portion of the housing 20, and main components such as a water tank 11 are arranged inside the housing 20.
- a dewatering tank 12 is disposed inside the water tank 11.
- the washing water is filled inside the water tub 11, and the clothes to be washed are placed inside the dewatering tub 12. No, at the bottom of the dewatering tank.
- Ruse Data 13 are arranged.
- the pulsar 13 is fixed to the rotating shaft 16.
- the rotating shaft 16 is connected to the reduction gear unit 14.
- the motor 21 is arranged at the bottom of the water tank 11. The rotational movement of the motor 21 is transmitted to the gear inside the reduction gear unit 14 via the belt 24.
- the rotating motion reduced inside the reduction gear 14 is transmitted to the rotating shaft 16, and the rotor 13 rotates to agitate the washing water.
- the clothes are washed by the agitated flow.
- the dehydration tank 12 and the pulsator 13 rotate integrally. While the dewatering tub 12 rotates, the water tub 1.1 does not rotate during washing.
- the reduction gear unit 14 at the bottom of the water tank 11 is fixed to the water tank 11 by fastening bolts 23.
- the motor 21 is similarly fixed to the water tank 11.
- a transportation angle 22 is arranged around the reduction gear unit 14.
- the transport angle 22 is formed to protect the reduction gear unit 14 and the pulley of the reduction gear unit 14 from impact or the like during transportation of the washing machine.
- the transport angle 22 is formed in a band shape so as to surround the reduction gear gut 14, and is fixed to the water tank 11 with screws.
- FIG. 24 shows a partial cross-sectional view of the water tank unit 1.
- the water tank 11 has a cylindrical shape with an open upper side, and is formed of plastic. Inside the water tank 11, a cylindrical dewatering tank 12 having an open upper side is formed.
- the pulsator 13 arranged below the dewatering tank 12 has a planar shape. That is, in the direction of the rotation axis The outer diameter at the bottom is longer than the length, and a pulsator is formed.
- the rotation shaft 16 includes a dewatering tank rotation shaft 16a for rotating the dewatering tank and a pulsator rotation shaft 16b for rotating the pulsator.
- the pulsator rotary shaft 16b is formed in a cylindrical shape
- the dewatering tank rotary shaft 16a is formed in a cylindrical shape so as to surround the pulsator rotary shaft.
- the panolecer 13 is fixed to the pulsator rotating shaft 16 b by a pulsator fixing screw 18.
- the rotating shaft 16 penetrates the dewatering tank 12 and the water tank 11 and is connected to a reduction gear unit 14 arranged at the bottom of the water tank 11.
- a dewatering tank flange 19 is provided at a penetrating portion of the dewatering tank 2.
- the dewatering tank flange 19 and the dewatering tank rotating shaft 16a are fixed by the dewatering tank fixing nut 17.
- the reduction gear unit 14 includes a flat plate portion 10.
- the flat plate portion 10 is a portion fixed to the reduction gear frame 15 fixed to the bottom of the water tank 11 with fastening bolts.
- the reduction gear frame 15 has a convex portion. A gap is formed between the flat plate portion 10 and the bottom of the water tank 11.
- the reduction gear unit 14 is fixed so that a part thereof is fitted into the water tank 11.
- the pulsator 13 and the dewatering tank 12 can be separated from the water tank unit. Since the rotating shaft 16 from which the dewatering tub 12 has been removed is rod-shaped, the integrated reduction gearing 14 and rotating shaft 16 must be removed from the water tub 11 downward in the figure. Can be. Thereafter, the parts attached to the surroundings are removed, and only the water tank 11 can be obtained.
- the capacity and year of production of washing machines for recycling vary depending on the type of washing machine. If the manufacturing capacity and year of manufacture differ, the structure of the washing machine also differs, and some of them are difficult to dismantle manually.
- the number of years of use of washing machines ranges from several years to more than 20 years. ⁇ ⁇ Some of them are hard to dismantle by hand due to scale. In addition, detergent slag may cling to various parts of the washing machine and may not be easily dismantled.
- the pulsator fixing screw that fixes the pulsator to the pulsator rotating shaft is located at a position where tools are difficult to reach and even harder to see. For this reason, there was a problem that a special tool was required and it took time to fit the tool into the screw hole. Also, depending on the connection between the pulsator and the pulsator rotating shaft ⁇ Depending on the material of the pulsator's bearing and the age of use, even after removing the pulsator fixing screw ⁇ ⁇ In some cases, the pulsator can not be easily removed due to scale. there were. In such a case, the dismantling was performed by hitting the open side of the tank unit downward on the floor, or destroying the pulsator itself using a bar. If the pulsator could not be easily removed from the dewatering tub, much labor was required.
- the opposite side of the dewatering tank fixing nut has a very large dimension of about 38 mm to 4 lmm, so a special tool is required to remove the dewatering tank fixing nut.
- the dewatering tank fixing nut is located at the bottom of the dewatering tank. For this reason, there is a problem that the tools are extremely difficult to reach, and workability is poor when the dewatering tub is incorporated in the washing machine.
- manual dismantling may require a lot of effort and a long time, and if it takes too much time, dismantling is not performed, and it is crushed and discarded without recycling. Was.
- the method includes a gear gut releasing step of separating the reduction gear unit fixed to the water tub from the water tank, and the gear unit removal step includes rotating the reduction gear unit by rotating the dehydration tank. Including the step of withdrawing from the shaft.
- the method includes a gear unit releasing step of separating the reduction gear unit fixed to the water tank from the water tank, and the gear unit removing step is disposed inside the water tank.
- the holding means for holding the reduction gear gut, the movement means for moving the holding means, and the holding means holding the reduction gear gut are moved. Movement control to prevent movement of the aquarium sometimes T liquor 04/007468.
- a frame is provided, and the holding means includes an opening / closing claw formed on the upper part of the frame so as to face downward; the moving means includes a hydraulic cylinder for moving the opening / closing claw in a vertical direction.
- the movement restraining means includes a holding plate for holding the water tank downward. Further, the holding plate is formed so as to protrude horizontally from the frame.
- a container formed of a resin, a driven portion that rotates in the container, and a driven portion connected to the driven portion via a connecting rod.
- a driving unit disposed outside the container, wherein the driving unit applies a force in a direction of separating the driving unit and the driven unit along the axial direction of the connecting rod.
- the releasing step comprises: holding or pressing or hooking the driving unit; holding or pressing or pulling and hooking the driven unit; The operation is performed so that the driving unit is separated from the driving unit.
- the releasing step is such that the drive unit and the container are separated from each other by holding, pressing, or hooking the drive unit, and holding, pressing, or hooking the container. Perform By employing this method, a force can be easily applied in a direction in which the driving unit and the driven unit are separated from each other.
- the container includes a water tank
- the drive unit includes at least one of a motor and a reduction gear unit
- the driven unit includes at least one of a dehydration tank and a pulsator.
- the method includes at least one of a step of releasing the connection between the metal component and the drive unit when the metal part is fixed and the step of releasing the connection between the metal component and the container.
- a step of removing oil leaked from the driving section is included.
- a container formed of a resin, a driven portion that rotates in the container, and a driven portion connected to the driven portion via a connecting rod
- the separating means includes: a driving unit holding unit for holding a driving unit; a driven unit holding unit for holding a driven unit; and a driving unit holding unit and a driven unit holding unit.
- First moving means for moving at least one of them along the axial direction.
- the separating means includes a driving unit locking unit for hooking the driving unit, a driven unit holding unit for holding the driven unit, and at least one of the driving unit locking unit and the driven unit holding unit.
- Second moving means for moving along the axial direction.
- the separating means moves the drive unit holding means for holding the drive unit, the container holding means for holding the container, and at least one of the drive unit holding means and the container holding means along the axial direction.
- third transportation means By adopting any of these configurations, the separation means is available. It can be easily formed.
- the separating means includes a driving part locking means for hooking the driving part, a container pressing means for holding the container, and a driving part locking means and a container pressing means.
- Fourth moving means for moving at least one along the axial direction.
- the container pressing means is formed so as to press the container in one of the axial directions
- the driving portion locking means is formed so as to move in the opposite direction to the one direction.
- the container pressing means includes a pressing rod formed so as to press the bottom of the container to be arranged.
- the container pressing means can be easily formed.
- the presser bar is formed so as to be movable so that a position for pressing the bottom portion can be changed.
- a holding plate having a fan-shaped planar shape is formed in a portion for holding the bottom of the holding rod.
- the driving part holding means or the driving part locking means is formed on the upper part, and the driving part holding means or the driving part locking means is driven when the container is arranged so that the driving part is on the upper side. It is formed to be held or hooked from above the part.
- an installation table for disposing the object to be dismantled, and the installation table is formed such that the mounting surface is movable.
- the driving unit locking means includes an opening / closing claw formed to be freely openable and closable, and the opening / closing claw has a tip portion for hooking the driving unit.
- the tip portion is formed so as to be removable.
- the tip portion is formed so as to be removable.
- the driving unit locking means includes a claw driving unit for pressing the opening / closing claw in a direction in which the opening / closing claw is closed, and the claw driving unit is configured to contact the opening / closing claw without being connected and fixed thereto. Is formed.
- the opening / closing claw can be closed with a constant force, and remote operation becomes possible, thereby improving workability. Furthermore, even if force is applied to the opening / closing claw from various directions, damage to the claw driving section can be prevented.
- the separating means is formed so that the force is not less than 670 kg and not more than 940 kg. By adopting this configuration, most washing machines can be dismantled, and the separation means can be prevented from becoming unnecessarily large or expensive.
- a scatter prevention plate formed so as to surround the bow i separating means is provided.
- FIG. 1A is a front view of a dismantling device for a washing machine according to an embodiment of the present invention.
- FIG. 1B is a sectional view taken along line IB-IB in FIG. 1A.
- FIG. 2 is an explanatory diagram of a first step in the method for dismantling a washing machine according to the present invention.
- FIG. 3 is a first explanatory diagram of a state where the reduction gear unit is held by the opening / closing pawl.
- FIG. 4 is a second explanatory diagram of a state where the reduction gear unit is held by the opening / closing pawl.
- FIG. 5 is an explanatory diagram of a second step in the washing machine disassembly method according to the present invention.
- FIG. 6 is an explanatory diagram of a third step in the washing machine disassembly method according to the present invention.
- FIG. 7 is a first explanatory diagram illustrating a state where the reduction gear unit is separated from the water tank.
- FIG. 8 is a second explanatory diagram of a state where the reduction gear unit is separated from the water tank.
- FIG. 9 is a partial cross-sectional view showing the structure of a washing machine having a projection-type pulsator.
- FIG. 10 is a partial cross-sectional view of the disassembling apparatus according to Embodiment 2 as viewed from the side.
- FIG. 11 is a partial cross-sectional view of the disassembling apparatus according to Embodiment 2 as viewed from the front.
- FIG. 12 is an enlarged view of the opening / closing claw of the dismantling device according to the second embodiment.
- FIG. 13A and FIG. 13B are explanatory diagrams of the tip of the open / close claw according to the second embodiment.
- FIG. 14 is an explanatory diagram of the container pressing means according to the second embodiment.
- FIG. 15 is a cross-sectional view of the disassembly unit according to the second embodiment.
- FIG. 16 is an explanatory diagram of the disassembly step in the second embodiment.
- FIG. 17 is an explanatory diagram when the reduction gear gut is hooked by the opening / closing claw according to the second embodiment.
- FIG. 18 is an explanatory diagram of the disassembly step in the second embodiment.
- FIG. 19 is a perspective view of a characteristic disassembly unit according to the second embodiment.
- FIG. 20 is a perspective view of another characteristic disassembly unit according to the second embodiment.
- FIG. 21 is a cross-sectional view when the washing machine with the steel plate dewatering tub flange is dismantled.
- FIG. 22 is a cross-sectional view of the disassembly of the washing machine with the aluminum dehydration tub flange.
- FIG. 23 is a schematic sectional view of the washing machine.
- FIG. 24 is a partially enlarged cross-sectional view of the water tank unit of the washing machine.
- Figure 2 gamma is a sectional view of the dewatering tank flange dismantle steel washing machine, FIG. 2.
- 2 is a sectional view of the dewatering tank flange dismantle Arumiyuumu made of the washing machine.
- the dehydration tub 12 is disposed inside the water tub 65, and the reduction gear unit 66 and the reduction gear as drive units are provided outside the water tub 65.
- Frames 2 17 and 2 18 are arranged.
- the dewatering tank 12 and the reduction gear cut 66 are connected to each other via rotary shafts 2 15 and 2 16.
- washing machines that arrive at home appliance recycling plants can be broadly classified into washing machines with a dewatering tub flange made of steel plate and washing machines made of aluminum. Comparing the structure of each washing machine, the structure for mounting the dewatering tub on the rotating shaft and the structure for mounting the bearings are different.
- FIG 21 shows the structure of a typical washing machine with a dewatering tank flange made of steel plate.
- a rotating shaft 2 15 force includes a dehydrating tank rotating shaft 2 15 a and a pulsator rotating shaft 2 15 b, and the dehydrating tank rotating shaft 2 15 a has a steel plate dehydrating tank flange 20. 2 is fixed.
- a screw fastening flange 204 is formed on a side surface of the rotating shaft 210.
- the dewatering tank flange 202 is fixed to the screw fastening flange 204 by a bolt 206.
- Dewatering tank flange 2 0 2 Is fixed to the dewatering tank 12 by bolts 205.
- the bearing 201 is press-fitted from outside the reduction gear frame 2 17.
- Fig. 22 shows the structure of a typical washing machine in which the dewatering tank flange is made of aluminum.
- This washing machine includes a rotating shaft 2 16 force dewatering tub rotating shaft 2 16 a and a pulsator rotating shaft 2 16 b.
- a dewatering tank flange 203 made of aluminum is fixed to the dewatering tank rotating shaft 211a.
- the dewatering tank flange 203 is fitted into a D-cut portion formed on the rotating shaft 211 and fixed by a dewatering tank fixing nut 17.
- the dewatering tank flange 203 is fixed to the dewatering tank 12 by bolts 207.
- the bearing 201 is press-fitted from inside the reduction gear frame 218.
- the drive unit including the reduction gear unit 66 and the reduction gear frames 211, 218 is hooked by the hooks 210, and the rotating shaft is rotated from the water tank 65.
- the drive unit is raised in the axial direction of 2 15 and 2 16.
- the drive unit is pulled up in the direction of arrow 250, while the bottom of water tank 65 is pressed in the direction opposite to arrow 250 so as not to move.
- Table 2 shows the separation state when each area is damaged by the stress generated in each area.
- the areas separated in such a way as to avoid damage to the area R3 are damaged in the area R1 and the area R2a. Or one of the regions R5. Region R 6 is rarely damaged.
- bearings are press-fitted into the aluminum dehydration tank flange from the inside of the deceleration gear frame. In some cases, bearings may be press-fitted from inside the gear frame.
- the bearing is press-fitted from the outside of the reduction gear frame, only the region R 2a and the region R 2b need to be considered, and if the bearing is press-fitted from the inside, only the region R 2a needs to be considered.
- the location where the internal stress occurs at the joint between the bearing and the reduction gear frame does not depend on the material of the dewatering tank flange.
- the bearing is not limited to this, and the bearing is press-fitted into the drive unit, that is, the reduction gear unit or the reduction gear frame. It is common that
- the present applicant has repeatedly studied a dismantling device that can pull out the rotating shaft from the driving unit unit without damaging the water tank. Considering the location of internal stress that occurs during dismantling depending on the structure of the dismantling unit, the inventors have invented a dismantling device suitable for separating and collecting the water tank.
- a dismantling device suitable for separating and collecting the water tank.
- Embodiment 1 of the present invention With reference to FIGS. 1A to 9, a method and an apparatus for dismantling a washing machine according to Embodiment 1 of the present invention will be described.
- the structure of the washing machine is the same as that described in the background art. That is, the washing machine has a water tank formed inside the housing, and a dehydration tank formed inside the water tank.
- the dewatering tub is connected to the water tub via a rotating shaft.
- a reduction gear unit and a motor are fixed to the water tank.
- FIG. 1A and 1B are schematic views of a dismantling device for a washing machine according to the present invention.
- FIG. 1A is a front view of a dismantling device according to the present invention, and FIG. It is arrow sectional drawing regarding the B-IB line.
- the dismantling device has a frame 34 for supporting each component.
- the frame 34 includes a side plate 35 and a back plate 38 as a main frame.
- a ceiling plate 36 is disposed above the frame 34, and a bottom plate 37 is disposed below the frame 34.
- a hydraulic cylinder 33 as a moving means is disposed on the ceiling plate 36.
- the hydraulic cylinder 33 is connected to a shaft of an opening / closing claw 32 as a holding means.
- the open / close claw 32 is formed so as to be able to move up and down when the hydraulic cylinder 33 is driven.
- the opening / closing claw 32 has an opening / closing drive mechanism (not shown), and is formed so that the opening / closing claw 32 can be opened or closed.
- the opening / closing claws 32 are formed by two claws, but more claws may be formed.
- a holding plate 31 as a movement suppressing means fixed to the frame 34 is formed.
- the holding plate 31 is arranged so that the main surface is horizontal.
- a notch 40 is formed in the holding plate 31.
- the notch 40 is formed so that the opening / closing claw 32 can pass through the inside of the notch 40.
- the holding plate 31 is formed at a position where it comes into contact with the bottom of the water tank 11 when the water tank ut is moved up and down.
- a flat mounting base 30 for mounting the water tank unit 1 is formed on the lower side of the holding plate 31 .
- the water tank unit 1 is placed on the installation base 30 with the side on which the reduction gear unit 14 is formed, which was the lower side of the washing machine, facing upward. At this time, the position of the water tank butt 1 is adjusted so that the opening / closing claw 32 is disposed directly above the reduction gear unit 14. It is preferable that the mounting table 30 has an appropriate height so as not to place a burden on an operator when the opening / closing claw 32 holds the reduction gear unit 14. Alternatively, it is preferable that the installation table 30 be a lifting table whose height can be adjusted according to the size of the washing machine.
- the opening / closing claw 32 As shown in FIG. 2, by driving the hydraulic cylinder 33 with the opening / closing claw 32 opened, the opening / closing claw 32 is lowered as shown by an arrow 60. Thereafter, by closing the opening / closing claw 32, the reduction gear unit 14 is sandwiched by the opening / closing claw 32. When the opening / closing claw 32 descends, the opening / closing claw 32 passes through the inside of the notch 40 of the holding plate 31.
- FIG. 3 is an enlarged perspective view when the opening / closing claw 32 sandwiches the reduction gear gut 14.
- the speed gear unit 14 has a flat plate portion 10 formed therein. Insert the tip of the opening / closing claw 32 into the gap between the flat plate portion 10 and the reduction gear frame 15. By sandwiching in this manner, the flat plate portion 10 of the reduction gear unit 14 is held by the open / close claw 32.
- the cross-sectional shape of the bottom of the reduction gear cut 14 is mountain-shaped. In such a case, as shown in FIG. 4, the periphery of the chevron of the reduction gear cut 14 may be directly held by the open / close claw 32.
- the opening / closing claw as the holding means, the reduction gear unit can be held with an easy structure.
- the dismantling device can be used for reduction gear units of various sizes and types.
- the opening / closing claw 32 is pulled upward as shown by the arrow 61.
- the reduction gear unit 14 is lifted by the opening / closing claw 32
- the water tank 11 and the dewatering tank 12 are simultaneously lifted in the direction of arrow 61.
- the opening / closing claw 32 holding the reduction gear unit 14 passes inside the notch 40 of the holding plate 31.
- the bottom of the water tank 11 comes into contact with the holding plate 31. Since the holding plate 31 is fixed to the frame 34, the movement of the holding plate 31 onto the water tank 11 stops.
- the holding plate 31 plays a role of suppressing the movement of the water tank 11.
- FIG. 7 is an enlarged sectional view showing a state where the reduction gear unit 14 and the water tank 11 are separated.
- the spinning shaft 16a and the flange 19 of the spinning tub are connected.
- the pulsator 13 is fixed to the pulsator rotating shaft 16b.
- the connection between the dewatering tub rotary shaft 16a and the reduction gear inside the reduction gear gut 14 is released, and the reduction gear unit 14 can be pulled out from the dehydration tub rotation shaft 16a. In this way, the joint of the reduction gear unit and the rotary shaft is broken by the force of the hydraulic cylinder, and only the reduction gear unit 14 can be easily separated from the water tank 11.
- Separated rotating shaft 16 can be easily pulled out of water tank 11 together with dewatering tank 12 Can be After this, only the water tank can be separated by removing the fittings, hoses, etc. arranged in the water tank 11. As a result, the plastic used in the water tank 11 can be recovered at a recovery rate of 100%. ⁇
- the coupling between the reduction gear unit and the rotating shaft may be strong due to rot, etc. of parts.
- the axial direction of the rotating shaft 16 may not exactly match the pulling direction of the opening / closing claw 32. That is, the pulling direction may be shifted. Due to these reasons, even if the dewatering tank rotating shaft 16a cannot be detached from the reduction gear unit 14, as shown in FIG. 8, the dewatering tank rotating shaft 16a and the dewatering tank 12 are separated. By cutting off the dewatering tank flange 19 that is connected, the reduction gear unit 14 can be removed from the water tank 11 with the rotation shaft 16 attached to the reduction gear unit 14.
- the joint between the pulsator 13 and the rotating shaft 16 can be broken by breaking the joint of the pulsator 13 or breaking the pulsator fixing screw 18 .
- the pulsator rotation shaft 16b may be pulled out from the dehydration tub rotation shaft 16a, and may remain on the dehydration tub side together with the panolesetter 13. In any of these cases, the plastic used in the water tank 11 can be recovered at a recovery rate of 100%.
- the water tank and the dewatering tank can be easily separated by including the gear unit removing step of separating the reduction gear unit from the water tank and the step of extracting the reduction gear unit from the rotation shaft of the dewatering tank.
- the dismantling time of the washing machine is greatly reduced, and the burden on the workers can be significantly reduced.
- the plastic material of the water tank can be recovered at a high recovery rate.
- the gear unit tripping step the same effect can be obtained by dividing the dewatering tub flange through which the dewatering tub rotating shaft passes through the dewatering tub.
- a reduction gear is provided by including a holding unit for holding a reduction gear unit, a moving unit for moving the holding unit, and a movement suppressing unit for suppressing movement of the water tank.
- a holding unit for holding a reduction gear unit
- a moving unit for moving the holding unit
- a movement suppressing unit for suppressing movement of the water tank.
- the tank material is recovered at a high recovery rate. Can be collected.
- the moving means can be easily formed, and the moving means having a sufficient tensile force can be formed.
- the movement suppressing means can be easily formed.
- Luseta has a planar shape.
- the washing machine has a protruding shape as shown in FIG. Some are equipped with noreseta 13.
- the pulsator 13 is shaped such that the length in the direction of the rotation axis is longer than the outer diameter at the bottom. No ,.
- the noreseter has a bottom boss formed on the rotary shaft fitted into the rotary shaft, and is fixed to the pulsator rotary shaft from outside using a pulsator fixing screw.
- the pulsator having a protruding shape as shown in FIG. 9 is a large pulsator having an inner diameter of ⁇ 5 Omm and a height of about 450 mm, for example.
- the working time can be significantly reduced as compared with a washing machine having a pulsator having a planar shape, and thus such a pulsator is particularly effective for a washing machine having a projection shape.
- the opening / closing claw is employed as the holding means, but the holding means only needs to be able to hold the reduction gear unit.
- a holding device for holding the reduction gear unit may be formed by forming a hydraulic clamp instead of the opening / closing claw.
- a moving device such as a motor or an air cylinder may be formed instead of the hydraulic cylinder.
- the movement suppressing means is not limited to the presser plate, but may be any means as long as the movement of the water tank can be stopped when the reduction gear unit is pulled by the holding means.
- bar-shaped movement restraining means formed independently of the frame may be formed on both sides of the reduction gear unit.
- FIG. 10 is a partial cross-sectional view of the dismantling device of the washing machine according to the present embodiment when viewed from the side.
- the disassembly device includes a rod-shaped frame 97 on the surface of the bottom plate 94 and a plate-shaped top plate 98 formed on the top of the frame 97.
- Each device of the dismantling device is mounted on the bottom plate 94, frame 97 or top plate 98.
- a plate-shaped rear plate 96 is formed on the frame 97 opposite to the side on which the worker 120 performs work.
- a hydraulic cylinder 90 is fixed to the top plate 98 as moving means for vertically moving an opening / closing claw 80 as a driving unit locking means.
- the hydraulic cylinder 90 is formed such that the moving direction of the opening / closing claw 80 is parallel to the vertical direction.
- the hydraulic cylinder 90 in the present embodiment is formed so that the opening / closing claw 80 can be lifted at 45 mm / sec or more and 50 mm / sec or less. Further, the hydraulic cylinder 90 is formed so as to be able to be driven within a range of not less than 670 kg and not more than 940 kg.
- Hydraulic cylinder 90 includes shaft 91.
- the shaft 91 is connected to the claw support member 83.
- the pawl support member 83 holds the open / close pawl 80.
- the claw support member 83 is for transmitting the vertical movement of the shaft 91 by the hydraulic cylinder 90 to the opening / closing claw 80.
- the claw support member 83 is formed toward the rear side of the body device, which is the side opposite to the side on which the worker 120 stands.
- a nail supporting member rail 84 is fixed to the frame 97 and the top plate 98 on the rear side of the disassembling device.
- the claw support member rail 84 is formed such that its longitudinal direction is parallel to the vertical direction.
- the claw support member 83 is formed so as to fit with the claw support member rail 84 and move vertically in the longitudinal direction of the claw support member rail 84. That is, the claw support member 83 is formed so as to move in parallel in the vertical direction indicated by the arrow 13 1.
- An opening / closing claw 80 as a driving unit locking means is attached to the claw support member 83.
- the opening / closing claw 80 is formed on an upper part of the dismantling device.
- the reduction gear unit 66 serving as a driving unit is located on the upper side in the disassembly unit 64 serving as an object to be dismantled in the present embodiment
- the reduction gear unit 66 comes from above. Is formed so as to be hooked. That is, the opening / closing claw 80 is formed so as to face downward.
- the opening / closing claw 80 is formed so as to sandwich the reduction gear unit 66 from the front-rear direction of the dismantling device. Further, on both sides of the opening / closing claw 80 in the front-rear direction of the dismantling device, claw driving portions 82 for opening and closing the opening / closing claw 80 are formed.
- the opening / closing claws 80 are formed so that the tip ends of the left and right claws are movable in the directions of arrows 132, respectively, so that they can be opened and closed.
- an installation table 75 for disposing the object to be dismantled is formed above the bottom plate 94.
- the installation base 75 is disposed below the opening / closing claw 80.
- the components of the washing machine are arranged on the mounting surface 76.
- the mounting table 75 is formed so as to be able to expand and contract in the vertical direction. That is, the mounting surface 76 of the installation base 75 is formed so as to be able to move up and down.
- the mounting table 75 in the present embodiment has a first ascent control function in which the mounting surface 76 is continuously raised, and the mounting surface 76 is raised by so-called inching in which the mounting surface 76 is raised in small intervals. And a second ascent control function.
- FIG. 11 shows a partial cross-sectional view of the dismantling device of the washing machine according to the present embodiment as viewed from the front.
- the opening / closing claw 80 and the hydraulic cylinder 90 are formed so as to be substantially at the center in the width direction when the dismantling device is viewed from the front.
- Frames 97 are formed on both left and right sides of the dismantling device.
- the side frame 97 does not have a plate-like member such as a side plate, and is formed so that the object to be dismantled can be placed on the installation base 75 through the space between the frames 97 from the side of the device. Have been.
- a pressing rod supporting member 70 for supporting a pressing rod as container pressing means is fixed to the top plate 98.
- the presser rod support member 70 has a longitudinal direction, and is formed such that the longitudinal direction is parallel to the width direction of the dismantling device.
- the holding rod support member 70 is formed with a holding rod rail 73.
- the holding rod rail 73 has a longitudinal direction, and is formed such that the longitudinal direction is parallel to the width direction of the dismantling device.
- the holding bar 71 is formed on the side of the opening / closing claw 80.
- the presser bar 71 is formed so that an upper end thereof is fitted to the presser bar rail 73, and is formed so as to be movable in the width direction of the disassembly device indicated by an arrow 130. That is, in the present embodiment, The presser bar 71 is formed so that the position of pressing the bottom of the dismantling unit 64 as an object to be dismantled can be changed.
- the presser bar 71 is formed with a position fixing means (not shown) so as to fix the position of the presser bar 71 on the presser bar rail 73.
- a holding plate 72 is formed at the tip of the holding bar 71.
- the container pressing means in the present embodiment includes the pressing rod 71 and the pressing plate 72, and is formed so as to press the bottom of the container. Further, referring to FIG. 11, the container pressing means in the present embodiment is formed so as to press the container downward, in contrast to the configuration in which opening / closing claw 80 moves upward.
- the separating means in the present embodiment includes a driving part locking means and a container pressing means, and while the driving part locking means is moved by the moving means, the container pressing means presses the container, whereby the connecting rod is provided. It is formed so that a force can be applied in the direction of separating the driving unit and the driven unit along the axial direction of the driving unit.
- FIG. 12 shows a front view of an opening / closing claw as a driving unit locking means.
- a claw moving rail 81 is formed so that the longitudinal direction of the disassembling device is parallel to the longitudinal direction.
- the opening / closing claw 80 has a claw tip 79, which is a portion that comes into contact with the drive unit, a claw rail fitting portion 86, which is a portion that fits into the claw moving tool 81, and a claw tip 79. Porto 87 for fixing the claw rail fitting portion 86 is included.
- the opening / closing claw 80 is formed to open and close in the direction of arrow 132 along the claw moving rail 81.
- Elastic means including a spring is connected to the opening / closing claw 80, and a force is applied so that the opening / closing claw 80 spreads (not shown).
- the claw tip 79 is replaceable by removing the nut 87.
- a claw driving section 82 is formed on the side of the opening / closing claw 80.
- the claw section moving part 82 is formed so as to be able to press the opening / closing claw 80 in a closing direction.
- the claw driving portion 82 includes a claw pressing portion 85 that is a portion that comes into contact with the opening / closing claw 80.
- the nail pressing portion 85 is formed so as to expand and contract.
- the claw pressing portion 85 has a bar-shaped member that moves in parallel and a plate-shaped member 99 as a portion that comes into contact with the opening / closing claw 80.
- the main surface of the flat member 99 is in contact with the opening / closing claw 80.
- the opening / closing claw 80 When the opening / closing claw 80 is closed, the claw pressing portion 85 is elongated, while when the opening / closing claw is opened, the claw pressing portion 85 is contracted. Since the opening / closing claw 80 is connected to the above-mentioned spring, the flat member 99 is always in contact with the opening / closing claw 80. Therefore, the claw pressing portion 85 is not connected and fixed to the opening / closing claw 80, and the flat member 99 is only in surface contact with the opening / closing claw 80. In the opening / closing claw 80 according to the present embodiment, the interval 128 between the two claw tip portions 79 is formed so as to be 18 Omm when the opening / closing claw is fully opened.
- FIG. 13A and FIG. 13B are explanatory views of the claw tip portion, and are views removed from the claw rail fitting portion.
- FIG. 13A is a side view of the nail tip
- FIG. 13B is a top view of the nail tip.
- the claw tip portion 79 includes a screw portion 88 for screwing a threaded rod, and a contact portion 89 that is a portion that comes into contact with the driving portion.
- the contact part 89 is formed in a flat plate shape toward the inside of the dismantling device, and is formed such that the main surface of the contact part 89 becomes parallel to the horizontal direction when attached to the claw rail fitting part. ing.
- the claw tip 79 is made of carbon steel for machine structural use.
- the contact portion 89 is formed so that the width decreases toward the tip.
- the maximum width 125 of the claw tip in the present embodiment is 4 O mm.
- the height 127 of the claw tip 79 is formed to be 104 mm.
- the thickness 126 of the contact portion 89 at the tip of the claw is formed to be 16 mm.
- FIG. 14 is a perspective view of a tip portion of the presser bar according to the present embodiment.
- a presser plate 72 is formed at the tip of the presser bar 71 so that the main surface is perpendicular to the axial direction of the presser bar 71.
- the holding plate 7.2 is formed such that its planar shape is substantially fan-shaped.
- a serration member 77 is formed below the presser plate 72 in the present embodiment so that the water tank does not slip off during the release step.
- the serration member 77 is made of metal, and has serration-like (saw-like) irregularities on the contact surface with the water tank. As described above, it is preferable that a member that prevents the water tank and the holding plate from slipping is formed on the contact surface between the holding plate and the water tank.
- the holding plate 72 is formed so that the short arc of the short fan-shaped arc and the long arc of a planar shape is directed to the opening / closing claw 80.
- a scattering prevention plate is formed so as to surround the frame (not shown).
- the main surface of the shatterproof plate is parallel to the vertical direction Is formed by a plurality of plate-shaped members as described above.
- the shatterproof plate is formed so that its height is approximately the same as the height of the frame.
- the dismantling device in the present embodiment is provided with a drive unit drop prevention means (not shown) so that the drive unit does not fall even when the open / close claw is opened after the release process is completed.
- the entertainment unit fall prevention means in the present embodiment is detachable from a driving unit fixed to a metal wire fixed to the frame and a metal wire end opposite to a side fixed to the frame. And other members.
- the metal wire is formed to have a length that allows the detachable member to be attached to the drive unit when disassembly is performed. Further, the metal wire is formed in such a length that the drive unit falls and does not reach the installation base when the release process is completed.
- the “disassembly unit” in the present invention refers to an object to be disassembled in a state where accessories are attached to the container when removed from the housing, or a part of the components attached to the removed disassembled object. It refers to the dismantled object removed.
- FIG. 15 is a cross-sectional view of a general disassembly cut as a target object of the disassembly apparatus and disassembly method of the present embodiment.
- the disassembly unit 64 is disposed outside a water tank 65 as a container formed of resin, a dehydration tank 12 as a driven part that performs a rotary motion inside the water tank 65, and a water tank 65.
- a reduction gear unit 66 as a drive unit.
- the reduction gear cut 66 and the dewatering tank 12 are connected via a rotating shaft 16 as a connecting rod.
- a reduction gear frame 67 for connecting the reduction gear cut 66 to the water tank 65 is formed.
- the reduction gear frames 6, 7 are formed of metal.
- the reduction gear frame 67 is connected to the water tank 65 by a port 122.
- the reduction gear unit 6.6 is connected to the reduction gear frame 67 by means of a port 121.
- the motor disposed on the side of the reduction gear unit 66 and the belt for transmitting the rotation of the motor to the reduction gear unit 66 have been removed.
- the configuration of the reference numerals is the same as the configuration of the reference numeral of the water tank unit shown in the background art, and the other components of the dismantling unit are denoted by the same reference numerals and description thereof will be omitted.
- the bolts 122 are removed, and the connection between the reduction gear frame 67 and the water tank 65 is released.
- the reduction gear unit 66 which is a metal part
- the reduction gear frame 67 which is a metal part
- parts made of metal can be separated from the water tank 65 made of resin at a time, thereby improving work efficiency.
- the disassembly cut 64 is arranged on the mounting surface 76 of the installation base 75.
- the worker 120 works while standing in front of the dismantling device.
- the dismantling device When disposing the dismantling unit .64 in the dismantling device, it is preferable that the dismantling device be carried in from one of the sides of the dismantling device and paid out to the opposite side after dismantling. By adopting this method, it is possible to shorten the time required for loading and unloading the dismantling unit.
- the disassembly apparatus according to the present embodiment does not include a side plate or the like.
- the dismantling unit 64 can be carried in and out from between the front bar-shaped frame 97 and the rear bar-shaped frame 97 (see FIG. 10).
- the dismantling device can be carried in from one of the sides of the dismantling device and can be dispensed to the opposite side after dismantling, so that the object to be dismantled can be carried in and out efficiently.
- the disassembling unit 64 when disassembling unit 64 is arranged on installation base 75, installation base 75 is in the most contracted state.
- the mounting surface 76 is at the lowest position.
- the dismantling unit weighs 12 to 20 kg, the dismounting unit 64 can be easily mounted on the installation base 75 because the mounting surface 76 is low.
- the reduction gear unit 66 In disposing the disassembly unit 64, the reduction gear unit 66 is arranged on the upper side.
- the opening / closing claw 80 of the dismantling device according to the present embodiment is formed so as to hook the reduction gear cut 66 from above the reduction gear unit 66. That is, the opening / closing claw 80 faces downward.
- the drive unit on the dismounting apparatus As described above, by forming the drive unit on the dismounting apparatus with the drive unit on the upper side, stability when the disassembly unit is disposed on the installation table is improved. In addition, it is easy to adjust the height of the mounting surface of the installation table in a later process. Also, since the opening / closing claw is almost equal to the height of the worker's eyes, The position adjustment of the dismantling unit on the surface becomes easy. Therefore, work time can be shortened and workability is improved.
- the position of the disassembly unit 64 on the mounting surface 76 is such that the reduction gear gut 66 is substantially below the opening / closing claw 80.
- the position adjustment at this time may be coarse, and in this embodiment, the position adjustment is performed by aligning the end of the opening of the dismantling unit 64 with the concentric circle drawn on the mounting surface 76. I do. In this position adjustment, the dismantling unit 64 is held with both hands, and is moved while moving horizontally on the mounting surface 76.
- the installation base 75 is raised, the reduction gear unit 66 is brought close to the opening / closing claw 80, and the opening / closing claw 80 is hooked on the reduction gear unit 66. Since the mounting surface 76 of the installation base 75 is formed so as to be movable in the vertical direction, the stroke of the hydraulic cylinder can be shortened. Also, the same effect can be obtained by forming the hydraulic cylinder and the opening / closing claw integrally so as to be movable in the vertical direction instead of forming the installation base.
- the dismantling apparatus has a first ascending control function in which mounting surface 76 continuously ascends.
- the mounting surface 76 can be raised quickly until the reduction gear unit 66 becomes close to the opening / closing claw 80, and the height of the opening / closing claw 80 and the reduction gear unit 66 is reduced. The time for matching can be shortened.
- the reduction gear unit 66 When the reduction gear unit 66 reaches the vicinity of the opening / closing claw 80, finely adjust the horizontal position of the dismantling unit 64 on the mounting surface 76.
- the mounting surface 76 is raised using the second lifting control function that raises the mounting surface 76 in a minute section, and the height of the reduction gear unit 66 is finely adjusted with respect to the opening / closing claw 80. I do.
- the horizontal adjustment of the disassembly unit 64 on the mounting surface 76 may be performed while raising the mounting surface 76.
- the mounting table is provided with a lifting limit mechanism that stops lifting at the upper limit when the mounting surface 76 is raised using the first lifting function.
- the mounting surface 76 is raised too much by the first lifting function, Collision between 80 and the reduction gear unit 66 can be prevented.
- the contact portion 89 of the claw tip portion 79 is inserted into the gap formed between the reduction gear unit 66 and the reduction gear frame 67 as shown by an arrow 132. .
- the movement of the opening / closing claw is performed by driving claw driving unit 82.
- the claw driving section 82 By driving the claw driving section 82 to extend the claw pressing section 85, the interval 128 between the claw tip sections 79 is reduced.
- the opening / closing claw can be closed with a constant force. Also, remote control becomes possible and workability is improved.
- each of the holding rods 71 in the present embodiment is formed so as to be movable in the width direction of the dismantling device (see FIG. 11). Since the presser bar is formed in the width direction of the dismantling device, the presser bar is arranged in the left and right directions when viewed from an operator. Therefore, the position of the presser bar can be easily adjusted. Further, since the presser bar is formed to be movable, the dismantling device can be used for various types of washing machines. For example, in some washing machines, the drive unit is not arranged substantially at the center of the bottom of the container. However, even in such a washing machine, the dismantling unit Can be suppressed. After the position of the presser bar is determined, fix the position of the presser bar on the presser bar rail using fixing means.
- the presser bar in the present embodiment is formed so as to be movable only in the width direction of the dismantling device, more preferably, it is movable not only in the width direction of the dismantling device but also in the front and rear directions of the dismantling device. Preferably, it is formed.
- the disassembly unit when a disassembly unit having a circular cross section is disassembled, as in the disassembly unit in the present embodiment, it is preferable that the disassembly unit be formed so as to be movable in the circumferential direction of the circle.
- the presser bar in the present embodiment has a constant axial length, but it is preferable that the presser bar be formed so as to be adjustable in axial length.
- the present dismantling apparatus can be used for various types of washing machines.
- the positioning of the presser bar and the height of the mounting surface of the installation table are easy, and workability is improved. Up.
- the position of the presser bar may be fixed.
- a presser plate is formed at the tip of the presser bar in the present embodiment.
- the contact area for pressing the bottom surface of the water tank 65 is increased, and the water tank can be stably pressed.
- the presser bar may penetrate the bottom of the water tank 65.
- the driven section connected by the connecting rod contacts and presses the inside of the bottom of the water tank 65, causing not a small amount of cracks, breakage, or deformation at the bottom of the water tank.
- the driving unit (reduction gear unit 14) can be pulled out from the connecting rod (dehydration tank rotating shaft 16 a).
- the connection between the part and the connecting rod may be strong.
- the axial direction of the connecting rod and the pull-out direction of the opening / closing claw 80 may not exactly match. That is, the pulling direction may be shifted.
- the drive cannot be pulled out of the connecting rod, pull up the drive with the drive locking means and the driven part connected by the connecting rod will be inside the bottom of the water tank 65.
- the strong bottom of the tank may be cracked, broken or deformed by the application of strong pressing force while contacting the water.
- the holding plate is formed on the container pressing means as in the present embodiment, the contact area is increased, and the water tank can be stably pressed.
- a pressing force is applied from the outside of the bottom of the water tank 65 on the opposite side to the pressing force applied by the driven portion to the inside of the bottom of the water tank 65. Therefore, the above-described destruction of the bottom of the water tank 65 can be prevented. Therefore, the water tank can be recovered at a high recovery rate without deteriorating the resin characteristics. The same operation and effect can be obtained with the configuration of the holding plate 31 in the first embodiment.
- a selection member 77 is formed on the main surface of the pressing plate 72.
- the serration member is formed on the main surface of the holding plate.
- the present invention is not particularly limited to this mode, and a member that prevents the water tank and the holding plate from slipping may be formed.
- an elastic material such as a rubber film may be formed. Since the elastic member is formed on the holding plate, the contact area between the water tank and the container pressing means can be increased even when the bottom of the water tank has irregularities.
- the release step can be performed while preventing the surface of the water tank from contacting with the holding plate and preventing the surface of the water tank from being damaged, thereby preventing deterioration of the quality of the resin to be recovered.
- the holding rod may be formed as the container pressing means, and a serration member or an elastic member may be formed at the tip of the holding rod.
- the opening / closing claw 80 is pulled up by the hydraulic cylinder 90, and a force is applied in the axial direction of the connecting rod connecting the driving portion and the driven portion.
- a release step for releasing the connection between the driving section and the driven section is performed.
- the opening / closing claw 80 is raised, the dismantling unit 64 is caught by the opening / closing claw 80 and rises together.
- the disassembly unit 64 the bottom of the water tank comes into contact with the serration member 77 formed on the holding plate 72, and the water tank is pressed in the direction opposite to the moving direction, and the ascent is stopped. At this time, a downward force is applied to the water tank.
- the container pressing means can be easily formed by forming the holding rod as the container pressing means for pressing the container in a direction opposite to the direction in which the driving unit locking means moves.
- FIG. 18 shows a partial cross-sectional view of the case where the opening / closing claw 80 of the bow I is pulled up.
- the water tank 65 is pressed by a holding rod (not shown), while the opening / closing claw 80 rises in the direction of the arrow 133.
- the rotating shaft 16 as a connecting rod is pulled out of the reduction gear unit 66, and the connection between the reduction gear unit as the driving unit and the dehydration tub 12 as the driven unit is released.
- the fact that the rotating shaft 16 comes off the reduction gear unit 66 is the same as in the first embodiment.
- the reduction gear frame 67 is attached to the reduction gear unit 66.
- the reduction gear frame 67 is hooked on the opening / closing claw, while the dewatering tank 12 connected to the water tank 65 and the pulsator 13 falls to the installation table.
- the bolts connecting the reduction gear frame 67 and the water tank 65 are removed before the releasing step.
- the reduction gear unit 14 can be pulled out with the reduction gear unit 14 and the reduction gear frame 15 integrated as described above (see FIG. 18).
- the connection between water tank 11 and reduction gear frame 67 was released before the release step.
- the present invention is not limited to this mode. You can remove the bonoleto 1 2 1 that secures the reduction gear frame 6 7.
- the dismantling is performed with the reduction gear frame 67 attached to the water tank 65.
- This dismantling method is effective, for example, for a dismantling unit having a structure in which the reduction gear frame covers the entire bottom surface of the water tank.
- a fixing member such as a bolt connecting the drive unit and the container. May be removed.
- the reduction gear gut as a drive unit is directly fixed to the water tank without passing through the reduction gear frame, remove the bolts that fix the reduction gear unit and the water tank.
- the connection between the driven section such as the dehydration tub and the drive section such as the reduction gear unit can be disconnected to separate the drive section and the container.
- the following release step may be performed without releasing the connection part that directly or indirectly connects the drive unit and the container.
- the container can be dismantled mainly in a state where the container has been ruptured and a part of the container has been attached to the drive unit or a metal component connected to the drive unit.
- the dismantling unit 64 shown in Fig. 15 the bottom of the water tank 65 is destroyed in the release process, and the reduction gear unit 66 and the dewatering tank are attached with a part of the water tank attached to the reduction gear frame 67. 1 and 2 can be separated. Since the parts fixed by the port are forcibly destroyed, not only the recovery rate decreases, but also the resin properties when recycled are deteriorated. Therefore, it is preferable to remove in advance the bolts connecting the container and the metal parts.
- the disconnection may be performed in a combined manner.
- Figure 15 If one of the bolts 1 2 2 is stuck and cannot be removed, remove this bolt 1 2 2 and remove the other bolts 1 2 2 No problem.
- the water tank 65 is ruptured only around the one bonoleto 122 that could not be removed, and the reduction gear unit 66 and the water tank 65 can be separated.
- the release step in the present embodiment is performed such that the driving unit is hooked while the container is pressed to move the driving unit and the container away from each other.
- the installation table is lowered to the lowest point, and the water tank and the parts contained in the water tank are paid to the side of the dismantling device opposite to the side where it was carried in, in the width direction. put out. Open the open / close hook and remove the reduction gear unit from the open / close hook.
- oil such as lubricant filled in the drive may leak and adhere to the bottom of the water tank. In such a case, it is preferable to remove the leaked oil using a vacuum pump or the like after the release step.
- the disassembly apparatus and disassembly method based on this invention can easily disconnect the drive part and the driven part, and work efficiency improves remarkably.
- conventional manual dismantling it was necessary to perform heavy labor for about 5 minutes.
- the resin recovery rate was as low as about 30%, because sometimes the tank was beaten and soil was demolished or the demolishing was abandoned.
- Using the dismantling device or dismantling method according to the present invention Not only can the burden be reduced, but also the tank can be separated and recovered from the dismantling unit in about one minute.
- the dismantling apparatus and the dismantling method according to the present invention can recover the resin in the container with a high yield.
- a demonstration test of a dismantling machine about 900 washing machines including a washing machine with a special structure were dismantled, and as a result, resin was recovered at a recovery rate of about 95% .
- the recycled resin recovered by the dismantling apparatus and the dismantling method according to the present invention has few physical factors of impurities mixed during the dismantling and has excellent physical properties.
- the resin product formed with this recycled resin is of good quality because it uses recycled resin having excellent physical properties.
- the opening / closing claw formed to be freely openable and closable in the drive unit locking means the drive unit can be easily hooked or removed.
- work time can be shortened, and workability is improved.
- the gap 1 28 between the claw tips 79 of the opening / closing claw 80 in the present embodiment is set to 180 mm when the opening / closing claw 80 is opened to the maximum. It is formed so that it becomes.
- the distance between the required nail tips 79 of many washing machines was measured, it was about 14 Omm or more and about 18 Omm or less.
- the contact portion 89 of the claw tip 79 is formed in a flat plate shape.
- the drive unit can be hooked by surface contact, and the drive unit can be stably pulled.
- the contact portion 89 of the claw tip portion 79 is not limited to a plate-shaped member, and may be any structure that can hook the drive unit.
- the contact portion 89 may be a rod-shaped member. In this manner, by hooking the plate-shaped member or the rod-shaped member, the drive unit can be hooked using a narrow space.
- the claw tip 79 is formed to be detachable from the opening / closing claw.
- the maximum width 1 25 of the claw tip 79 in the present embodiment is 4 O mm. Toes Since a force is applied to the end portion 79 by directly hooking the driving portion, the maximum width 125 of the claw tip portion 79 is preferably large. However, depending on the washing machine, an extruded object may protrude from the drive unit. If the width 1 25 of the claw tip 79 is too large, the protrusion may become an obstacle and the opening / closing claw may not be hooked on the drive unit. By setting the width of the opening / closing claw to 4 O mm as in the present embodiment, the opening / closing claw can be hooked while avoiding a protrusion protruding from the driving portion, and further sufficient strength can be secured. it can.
- the height 127 of the claw tip 79 is preferably 70 mm or more. More preferably, the height 127 of the claw tip 79 is preferably about 105 mm.
- the thickness 126 of the contact portion 89 is preferably 15 mm or more and 25 ram or less. As a result of measuring the height of the portion where the opening and closing nails of many washing machines are inserted, the height of the portion where the opening and closing claws were inserted was about 30 mm to about 45 mm. The thinner the contact part 89 is, the easier it is to insert, but if it is too thin, there is a problem in strength. In consideration of reducing the thickness of the contact portion 89 while securing strength, the thickness 126 of the contact portion 89 is preferably 15 mm or more and 25 mm or less.
- the hydraulic cylinder according to the present embodiment is formed so that the opening / closing claw can be lifted at 45 mm / sec or more and 50 mm / sec or less. If the pulling speed of the drive unit is too high, the dismantling unit may be subjected to excessive impact, and the dismantling unit may be partially broken. Conversely, if the pulling speed of the drive is too slow, the working efficiency will decrease. In consideration of these two things, it is preferable that the maximum pulling speed of the opening / closing claw is 45 mm / sec or more and 5 Omm / sec or less.
- the force for lifting the opening / closing pawl of the hydraulic cylinder is preferably at least 670 kg.
- the hydraulic cylinder according to the present embodiment is formed so that the drive unit can be pulled out within a range of 670 kg or more and 940 kg or less.
- the separating means is preferably as large as the separating force is large. However, if the separating force is to be increased, the separating means itself becomes very large or expensive. 9 4 0 By having a force of kg, the drive and driven parts can be separated in almost all washing machines.
- the nail pressing portion 85 in the present embodiment is not connected and fixed to the opening / closing claw 80 but is formed so as to contact the opening / closing claw 80.
- the opening / closing claw 80 has the following depending on the positional relationship between the opening / closing claw and the drive unit and the position pressed by the presser bar. Forces in various directions are applied. Since the plate-shaped member 99 of the claw driving portion 82 is not connected and fixed to the opening / closing claw 80, even when force is applied to the opening / closing claw 80 in various directions, the claw pressing portion 85 is provided. Damage can be prevented.
- a scattering prevention plate is formed so as to surround the frame.
- the releasing step a large force is applied to release the connection between the driving unit and the driven unit. Therefore, when the tank is released, the water tank may be damaged and parts may splatter, or parts connected to the drive unit may splatter. Even in such a case, the formation of the scattering prevention plate can prevent the worker from being injured or the surrounding equipment from being blasted.
- the anti-scattering plate is formed around the frame.
- the present invention is not particularly limited to this, and the anti-scattering plate may be formed around the bow I separating means.
- the dismantling device in the present embodiment includes a drive unit drop prevention means so that the drive unit does not fall even when the opening / closing claw is opened after the release process is completed.
- FIG. 19 is a perspective view of the bottom of the dismantling unit of one washing machine having a distinctive structure.
- a rib 101 for increasing the strength is formed.
- the container pressing means only the presser bar may be formed, but when such a rib 101 is formed, it is difficult to determine the position where the presser bar is brought into contact due to the unevenness of the rib, In the release process, the presser bar may slip or the presser bar may be inserted into the Hi! Of the rib and break through the water tank 100. is there.
- the presser plate 72 is formed at the tip of the presser bar, making it easier to position the presser bar even when the ribs are formed at the bottom of the water tank. can do. Further, since the contact area between the container pressing means and the water tank is increased, the subsequent releasing step can be stably performed.
- the reduction gear frame 103 is formed so as to have a cross shape when viewed from above in FIG. For this reason, of the bottom surface of the water tank 100, the holding plate arrangement area 140 to which the container pressing means can be brought into contact is reduced. Even in such a dismantling unit, the contact area between the container pressing means and the bottom of the container can be increased by forming the pressing plate 72 into a substantially sectorial shape as in the present embodiment. However, the water tank can be reliably pressed.
- the reduction gear unit 102 and the reduction gear frame 103 can be integrally separated from each other in the release step, as in the disassembly unit described above.
- a transport angle 104 is formed around the reduction gear cut 102. Since the transport angle 104 is a metal part, it is preferable that the transport angle 104 be separated from the water tank 100 together with the reduction gear unit 102 in the releasing step, but the bolt 106 is removed before the releasing step. It may be removed and separated in advance.
- FIG. 20 is a perspective view of the bottom of the dismantling unit in another characteristic washing machine.
- a DD (Direct Drive) motor is formed as a drive unit.
- the DD motor is a motor that directly rotates the driven part without going through the reduction gear.
- a DD motor frame 114 is attached to a water tub 113. In such a case, remove the upper cover (not shown) of the DD motor 110 and remove the nut 112 fixed to the connecting rod. Next, the coil 1 1 1 placed inside is removed. Next, when the DD motor frame 114 and the DD motor 110 are to be integrally removed, the bolts 118 connecting the DD motor frame 114 and the water tank 113 are removed.
- the operation performed while the DD motor is hooked is similar to the dismantling of the washing machine having the reduction gear unit.
- the other steps are the same as those of the washing machine having the reduction gear gut, and the description thereof is omitted.
- the drive unit is hooked and the drive unit and the container are moved away from each other.
- the present invention is not particularly limited to this mode. One of them may be pressed, held or hooked, and the other may be pressed, held or hooked to keep them away from each other.
- the driving unit and the driven unit may be held, pressed, or hooked, respectively, so that the driving unit and the driven unit are separated from each other.
- the reduction gear unit 66 is sandwiched, and the dewatering tank 12 is further sandwiched.
- the reduction gear unit 66 and the dehydration tank 12 are arranged in the axial direction of the rotary shaft 16. Along and away from each other.
- the detaching means in the disassembling apparatus includes: a driving unit locking unit for hooking the driving unit; a container pressing unit for holding the container; and at least one of the driving unit locking unit and the container pressing unit.
- the moving means for moving along the direction is provided, the present invention is not particularly limited to this mode, and a driving part holding means for holding the driving part may be formed instead of the driving part locking means. Further, container holding means for holding the container may be formed instead of the container pressing means. In this case, the moving means may be formed so that the driving unit holding means and the container holding means can be separated from each other along the axial direction of the connecting rod.
- the separating means may include one of the driving unit holding unit and the driving unit locking unit, and the driven unit holding unit for holding the driven unit.
- the moving means in this case, one of the driving part holding means and the driving part locking means and the driven part holding means are formed so as to be separated from each other along the axial direction of the connecting rod. Just fine.
- the drive unit rotates a driven unit such as a motor.
- a member for turning is included.
- the driven parts include those that receive power from the driving part, such as blade-shaped parts and parts that are shaped like containers to prevent water from being discharged outside the washing machine. It is. Examples include pulsators and dewatering tubs in two-tub washing machines.
- the connecting rod is formed so as to be substantially perpendicular to the bottom surface of the container, but the arrangement state of the connecting rod is not particularly limited.
- the connecting rod may be formed so as to be inclined on the side surface of the container with respect to the surface of the side surface.
- the present invention can be applied even if the pulsator is attached at an angle.
- the dismantling apparatus and dismantling method of the washing machine which can collect
- high quality recycled resin and resin products can be provided.
- the present invention can be applied to all types of washing machine horns.
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005506522A JP4046750B2 (ja) | 2003-05-27 | 2004-05-25 | 洗濯機の解体方法 |
US10/557,282 US7725998B2 (en) | 2003-05-27 | 2004-05-25 | Washing-machine disassembling method and disassembling apparatus, recycled resin and resin product |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-149132 | 2003-05-27 | ||
JP2003149132 | 2003-05-27 | ||
JP2003400228 | 2003-11-28 | ||
JP2003-400228 | 2003-11-28 |
Publications (1)
Publication Number | Publication Date |
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WO2004105973A1 true WO2004105973A1 (ja) | 2004-12-09 |
Family
ID=33492421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/007468 WO2004105973A1 (ja) | 2003-05-27 | 2004-05-25 | 洗濯機の解体方法、解体装置、再生樹脂および樹脂製品 |
Country Status (4)
Country | Link |
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US (1) | US7725998B2 (ja) |
JP (1) | JP4046750B2 (ja) |
KR (1) | KR100713056B1 (ja) |
WO (1) | WO2004105973A1 (ja) |
Families Citing this family (2)
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KR101452643B1 (ko) * | 2013-09-06 | 2014-10-23 | 사단법인 한국전자산업환경협회 | 김치 냉장고 서랍장 해체 장치 |
KR102366012B1 (ko) * | 2020-12-08 | 2022-02-22 | (주)삼우엔지니어링 | 세탁기 터브 삽입 장치 |
Citations (11)
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JPS6442888U (ja) * | 1987-09-10 | 1989-03-14 | ||
JPH08155875A (ja) * | 1994-12-07 | 1996-06-18 | Kikkoman Corp | ロボットハンド |
JPH11212471A (ja) * | 1998-01-22 | 1999-08-06 | Sanyo Electric Co Ltd | 組立体ならびにリサイクル装置 |
JPH11255467A (ja) * | 1998-03-09 | 1999-09-21 | Yoshikawa Kogyo Co Ltd | 自動車リサイクル部品の取外し用フック及びその回収方法 |
JP2000254383A (ja) * | 1999-03-05 | 2000-09-19 | Nippon Kentetsu Co Ltd | 洗濯機の回転翼 |
JP2000271385A (ja) * | 1999-03-23 | 2000-10-03 | Nippon Kentetsu Co Ltd | 洗濯機の洗濯兼脱水槽固定構造 |
JP2001062187A (ja) * | 1999-08-27 | 2001-03-13 | Sharp Corp | 洗濯機 |
JP2002021831A (ja) * | 2000-07-10 | 2002-01-23 | Takeuchi Kogyo Kk | 装着部品のスナップ構造 |
JP2003047121A (ja) * | 2001-07-27 | 2003-02-14 | Sumitomo Wiring Syst Ltd | アース端子 |
JP2003089116A (ja) * | 2001-09-18 | 2003-03-25 | Sharp Corp | 熱可塑性樹脂を主体とする部品の再利用方法 |
JP2003094982A (ja) * | 2001-09-19 | 2003-04-03 | Nissan Motor Co Ltd | インストルメントパネルの解体方法および解体用治具 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3411445B2 (ja) | 1996-05-10 | 2003-06-03 | 株式会社日立製作所 | 廃家電品の解体方法および装置 |
JP2000271378A (ja) | 1999-03-23 | 2000-10-03 | Nippon Kentetsu Co Ltd | 洗濯機の水槽 |
JP2002240037A (ja) | 2001-02-22 | 2002-08-28 | Sharp Corp | プラスチック部品の再利用方法並びにその方法を用いて作製されたプラスチック原料及びプラスチック成形部品 |
-
2004
- 2004-05-25 WO PCT/JP2004/007468 patent/WO2004105973A1/ja active Application Filing
- 2004-05-25 KR KR1020057022490A patent/KR100713056B1/ko active IP Right Grant
- 2004-05-25 JP JP2005506522A patent/JP4046750B2/ja not_active Expired - Fee Related
- 2004-05-25 US US10/557,282 patent/US7725998B2/en not_active Expired - Fee Related
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6442888U (ja) * | 1987-09-10 | 1989-03-14 | ||
JPH08155875A (ja) * | 1994-12-07 | 1996-06-18 | Kikkoman Corp | ロボットハンド |
JPH11212471A (ja) * | 1998-01-22 | 1999-08-06 | Sanyo Electric Co Ltd | 組立体ならびにリサイクル装置 |
JPH11255467A (ja) * | 1998-03-09 | 1999-09-21 | Yoshikawa Kogyo Co Ltd | 自動車リサイクル部品の取外し用フック及びその回収方法 |
JP2000254383A (ja) * | 1999-03-05 | 2000-09-19 | Nippon Kentetsu Co Ltd | 洗濯機の回転翼 |
JP2000271385A (ja) * | 1999-03-23 | 2000-10-03 | Nippon Kentetsu Co Ltd | 洗濯機の洗濯兼脱水槽固定構造 |
JP2001062187A (ja) * | 1999-08-27 | 2001-03-13 | Sharp Corp | 洗濯機 |
JP2002021831A (ja) * | 2000-07-10 | 2002-01-23 | Takeuchi Kogyo Kk | 装着部品のスナップ構造 |
JP2003047121A (ja) * | 2001-07-27 | 2003-02-14 | Sumitomo Wiring Syst Ltd | アース端子 |
JP2003089116A (ja) * | 2001-09-18 | 2003-03-25 | Sharp Corp | 熱可塑性樹脂を主体とする部品の再利用方法 |
JP2003094982A (ja) * | 2001-09-19 | 2003-04-03 | Nissan Motor Co Ltd | インストルメントパネルの解体方法および解体用治具 |
Also Published As
Publication number | Publication date |
---|---|
KR20060017814A (ko) | 2006-02-27 |
US7725998B2 (en) | 2010-06-01 |
JP4046750B2 (ja) | 2008-02-13 |
KR100713056B1 (ko) | 2007-05-02 |
US20070056152A1 (en) | 2007-03-15 |
JPWO2004105973A1 (ja) | 2006-07-20 |
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