CN105339543A - Washing machine and manufacturing method for washing machine - Google Patents

Washing machine and manufacturing method for washing machine Download PDF

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Publication number
CN105339543A
CN105339543A CN201480035546.9A CN201480035546A CN105339543A CN 105339543 A CN105339543 A CN 105339543A CN 201480035546 A CN201480035546 A CN 201480035546A CN 105339543 A CN105339543 A CN 105339543A
Authority
CN
China
Prior art keywords
sheet material
washing machine
coating operation
antifouling coat
machines according
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.)
Granted
Application number
CN201480035546.9A
Other languages
Chinese (zh)
Other versions
CN105339543B (en
Inventor
小岛健司
畑山勉
河野哲之
大薮起也
齐藤达也
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.)
Toshiba Lifestyle Products and Services Corp
Original Assignee
Toshiba Corp
Toshiba Lifestyle Products and Services Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2013130554A external-priority patent/JP5690878B2/en
Priority claimed from JP2014035322A external-priority patent/JP6305104B2/en
Application filed by Toshiba Corp, Toshiba Lifestyle Products and Services Corp filed Critical Toshiba Corp
Publication of CN105339543A publication Critical patent/CN105339543A/en
Application granted granted Critical
Publication of CN105339543B publication Critical patent/CN105339543B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/26—Casings; Tubs
    • D06F37/261—Tubs made by a specially selected manufacturing process or characterised by their assembly from elements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/02—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about a horizontal axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/04—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about a vertical axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/06—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about an inclined axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
    • D06F35/005—Methods for washing, rinsing or spin-drying
    • D06F35/008—Methods for washing, rinsing or spin-drying for disinfecting the tub or the drum
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12—Casings; Tubs
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

In a washing machine according to an embodiment of the present invention, a side section of a rotating tank that is rotatably provided within a water tank is formed by bending a metal plate into a cylindrical shape. The washing machine is manufactured by performing a coating step in which a stain-proof coating that has stain-proofing capabilities is applied to the surface of the plate that forms the outer surface of a side section of the rotating tank. The stain-proof coating is applied to the outer surface of the side section of the rotating tank.

Description

The manufacture method of washing machine and washing machine
Technical field
Embodiments of the present invention relate to the manufacture method of washing machine and washing machine.
Background technology
In the past, expected on the tank of washing machine, arrange various functional film.Such as in patent document 1, disclose a kind of technology at the inner surface of tank in order to power consumption when being reduced in oven dry with the film of insulating moulding coating.In addition, in this patent document 1, following content is disclosed, namely by making to comprise in the film of the insulating moulding coating of repellency that there is hydrophilic hollow particle, thus make the moisture film diffusive evaporation that is attached in film coated surface, thus, realize power consumption when being reduced in oven dry further.
But, in recent years, developing performance such as based on the coating of the anti-pollution function of hydrophily or repellency, if by the inner surface of such application of paints in washing machine tank, then the inner surface of tank can made to keep clean by this anti-pollution function.But the inner surface of tank not only can contact the water be accumulated in when washing runs or when rinsing runs in this tank, the water dispersing out from the swivelling chute of inside when also can contact dehydrating operation.For this reason, even if the inner surface of tank does not apply this coating with anti-pollution function can keep cleaner yet, therefore, even if the inner surface of tank possesses anti-pollution function, also this function cannot be effectively utilized.
At first technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2010-172436 publication
Summary of the invention
Invent technical problem to be solved
Present embodiment provides a kind of and anti-pollution function is applicable to the washing machine at the position that can utilize most effectively and the washing machine manufacture method for the manufacture of this washing machine.
For the scheme of technical solution problem
The washing machine of present embodiment, by metal sheet material is bent to cylindrical shape, thus forms the sidepiece of the swivelling chute that can be rotatably set in tank.This washing machine during fabrication, is implemented the coating operation applying to have the antifouling coat of anti-pollution function, thus be applied with antifouling coat in the exterior side surface of described swivelling chute to the face of the exterior side surface forming described swivelling chute in described sheet material.
The manufacture method of washing machine of the present embodiment, by metal sheet material is bent to cylindrical shape, thus forms the sidepiece of the swivelling chute that can be rotatably set in tank.The method is implemented to apply to have the coating operation of the antifouling coat of anti-pollution function by the face that forms the exterior side surface of described swivelling chute in described sheet material, thus the exterior side surface being manufactured on described swivelling chute is applied with the washing machine of antifouling coat.
Accompanying drawing explanation
Fig. 1 is the longitudinal cross-sectional side view of the structure example that the longitudinal axis type washing machine that the first embodiment relates to diagrammatically is shown.
Fig. 2 is the longitudinal section of the structure example that the tumbling-box washing machine that the first embodiment relates to diagrammatically is shown.
Fig. 3 is the figure of the example that punch process operation is diagrammatically shown.
Fig. 4 is the figure of the example that hole formation process and projection formation process are diagrammatically shown.
Fig. 5 is the figure of the example that process masks is diagrammatically shown.
Fig. 6 is the figure of the example that bending operation is diagrammatically shown.
Fig. 7 is the figure of the example that bonding process is diagrammatically shown.
Fig. 8 is the figure of the variation that bonding process is diagrammatically shown.
Fig. 9 is the figure of the example that reducing manufacturing procedure is diagrammatically shown.
Figure 10 is the figure of an example of the installation procedure that bottom parts is diagrammatically shown.
Figure 11 is the figure of an example of the installation procedure that gimbal is diagrammatically shown.
Figure 12 is the figure of the example that expanding operation is diagrammatically shown.
Figure 13 is the figure of an example of the installation procedure that backplate is diagrammatically shown.
Figure 14 is the figure of the example that coating operation is diagrammatically shown.
Figure 15 is the isoboles of Fig. 5 that the second embodiment relates to.
Figure 16 is the isoboles of Fig. 1 that the second embodiment relates to.
Figure 17 is the isoboles of Fig. 2 that the 3rd embodiment relates to.
Figure 18 is the isoboles of Fig. 1 that the 3rd embodiment relates to.
Figure 19 is the isoboles of Fig. 2 that the 4th embodiment relates to.
Figure 20 is the isoboles of Fig. 1 that the 4th embodiment relates to.
Figure 21 is the isoboles (one) of Fig. 2 that variant embodiment relates to.
Figure 22 is the isoboles (its two) of Fig. 1 that variant embodiment relates to.
Figure 23 is the isoboles of Fig. 2 that variant embodiment relates to.
Figure 24 is the figure that variant embodiment relates to, wherein (a) illustrates that the end face in hole does not have the enlarged drawing of the hole periphery of an example of the structure in hydrophilicity portion, and (b) illustrates that the end face in hole has the enlarged drawing of the hole periphery of an example of the structure in hydrophilicity portion.
Detailed description of the invention
Below, with reference to accompanying drawing, the numerous embodiments of the manufacture method relating to washing machine and washing machine is described.In addition, key element identical to essence in each embodiment gives identical Reference numeral, and omits the description.
(the first embodiment)
Washing machine 100 such as shown in Fig. 1 is so-called longitudinal axis type washing machines that the rotary middle spindle of swivelling chute extends towards vertical direction, in the inside of the outer container 101 of its outline of formation, the tank 102 of the bottomed cylindrical opened above by elasticity hanging holding mechanism 103 resiliency supported.In the inside of this tank 102, be rotatably provided with swivelling chute 104, swivelling chute 104 is in the bottomed cylindrical opened above.
The metal main element 104a that the main part of swivelling chute 104 is such as made up of stainless steel etc. is formed, and bottom is such as made up of plastic bottom parts 104b.Forming the outside of the bottom parts 104b bottom swivelling chute 104, be provided with for strengthening this bottom parts 104b, in other words strengthening the strengthening part 104c of the bottom of swivelling chute 104.This strengthening part 104c is the metallic article be such as made up of corrosion resistant plate etc.This swivelling chute 104 is configured to rotate centered by vertical axis, is also used as the sink in the washing washing stroke of washings and the rinsing stroke of rinsing washing materials, and the drench pit in the dehydrating stroke that washings is dewatered.
Swivelling chute 104 has multiple hole 105a in its surrounding wall portion.The surrounding wall portion of the through swivelling chute 104 of this some holes 105a, and can water flowing and ventilation.In addition, illustrate only a part of this some holes 105a in figure.In addition, swivelling chute 104 has multiple projection 105b in its surrounding wall portion.At this, projection 105b gives prominence to towards the inner side of swivelling chute 104.The plastic gimbal 106 being such as sealed with the liquid such as salt solution is installed on the top of swivelling chute 104.This gimbal 106 is fixed from the exterior side of swivelling chute 104 by the metal screw 106a be such as made up of stainless steel etc.Bottom in swivelling chute 104 is rotatably provided with plastic stirring body 107.
The bottom of tank 102 is provided with drainage channel 108.In this drainage channel 108, being provided with draining valve 109, by opening this draining valve 109, the water in tank 102 being discharged to outside machine.In addition, the air collector 110 of sensed water level is provided with in the bottom of tank 102.This air collector 110 is connected with not shown level sensor by air hose 111.At this, this level sensor is made up of pressure sensor, and detects the water level in tank 102 according to the pressure in air collector 110.
The central portion of tank 102 bottom is provided with driving mechanism portion 113.This driving mechanism portion 113 possesses the motor, clutch, deceleration device, brake apparatus etc. of variable speed drive.In addition, driving mechanism portion 113 possesses: dehydrating shaft 113a, is mainly used in the revolving force transmitting motor to swivelling chute 104, and wash shaft 113b, is mainly used in the revolving force transmitting motor to stirring body 107.Dehydrating shaft 113a is an example of swivelling chute rotating shaft, and wash shaft 113b is an example of stirring body rotating shaft.When washing stroke or rinsing stroke, driving mechanism portion 113 makes the revolving force of motor slow down by deceleration device, and by switching clutch, this revolving force is passed to stirring body 107 by wash shaft 113b.When dehydrating stroke, slowed down without the need to being made the revolving force of motor by deceleration device in driving mechanism portion 113, and by switching clutch, this revolving force is passed through dehydrating shaft 113a high-speed transfer to swivelling chute 104 and stirring body 107.
The top of outer container 101 is provided with top cover 114.This top cover 114 can be opened and closed the lid 115 of the such as folded be provided with for opening and closing washings gateway.In addition, on the top of tank 102, groove lid 102a is installed.The front portion of top cover 114 is provided with guidance panel 117.The rear side of guidance panel 117 is provided with the not shown control device for controlling washing machine 100 everything.Rear portion in top cover 114 is provided with the not shown water supply mechanism portion for being supplied to by the water from water supply pipe in tank 102.
In addition, the inner bottom part of swivelling chute 104 is provided with circular concave regions, in this concave regions, is configured with stirring body 107.And, in this concave regions, and be formed with pump chamber 118 between stirring body 107.At this, stirring body 107 is in discoideus, and surface has the projecting strip part for generating rotary water current thereon.In addition, stirring body 107 has multiple limberss in its plate face of up/down perforation.In addition, multi-disc pump blade 107a is provided integrally with at the lower surface of this stirring body 107.This pump blade 107a is in from lamellar roughly along radial direction radiated entends of central part.In addition, the peripheral part of pump chamber 118 is provided with the multiple flow exports for making water flow out from this pump chamber 118.At this, at the peripheral part of pump chamber 118, such as, three positions of 120 degree of angles of being separated by respectively are provided with three flow exports.
And, in the sidewall portion of swivelling chute 104 to be provided with multiple water flowing path 119 from each flow export respectively to the mode that top extends.This water flowing path 119 is extracted out for the water will flowed out from pump chamber 118.At this, although illustrate only one in Fig. 1, be provided with three water flowing paths 119 accordingly with three flow exports.Its top in these water flowing paths 119 has watering mouth 119a.Rotated in pump chamber 118 by stirring body 107, the water in swivelling chute 104 spues from the flow export of pump chamber 118 towards peripheral direction.Further, this water rises in water flowing path 119, and is spread across in swivelling chute 104 from watering mouth 119a.Thus, water is supplied in swivelling chute 104 from watering mouth 119a with shape spray.
And the water flowing path 119 shown in Fig. 1 is arranged on the position opposed with the junction surface of swivelling chute 104, will hereinafter the junction surface of swivelling chute 104 be described in detail.And, in the bottom in the water flowing path 119 arranged in the mode opposed with junction surface, bacteria remover unit 120 is installed removably.This bacteria remover unit 120 such as has not shown bacteria remover in the inside of the bacteria remover box be made up of resin material.Bacteria remover box is provided with not shown multiple holes, and a part of water flow through in water flowing path 119 also flows in this bacteria remover box.Thus, bacteria remover is dissolved in the water flowed in bacteria remover box, and the current containing its degerming composition to spill from the mouth 119a that sprinkles water through water flowing path 119 in.
In addition, washing machine 200 such as shown in Fig. 2 is so-called horizontal shaft type tumbling-box washing machines that the rotary middle spindle of swivelling chute is level or tilts slightly, and the outer container 201 forming its outline is made up of plastic base 202 and the case body 203 be combined on base 202.Be positioned at the front face of the case body 203 in left side in fig. 2, its substantially central portion is provided with washings gateway 204.In addition, the front face of case body 203 is provided with the door 205 for opening and closing washings gateway 204.The top of the front face of case body 203 is provided with guidance panel 206.The rear side of guidance panel 206 is provided with the control device 207 for controlling washing machine 200 everything.The tank 208 in bottomed cylindrical that the back part side be provided with in outer container 201 as bottom is closed.On the axis that its central shaft is arranged on the right side of Fig. 2, namely rear decline is also tilted slightly of tank 208, and by suspension 209 resiliency supported.
Motor 210 is had in the arranged outside of the back part of tank 208.This motor 210 is such as made up of DC brushless motor, and it is outer-rotor type, possesses stator 211 and rotor 212.Stator 211 is fixed on the outside of the back part of tank 208.The central part of rotor 212 is provided with rotating shaft 213.Rotating shaft 213 is supported in bearing block 214 by bearing 215, and is inserted through the inside of tank 208.The back part side be provided with in the inside of tank 208 as bottom is closed and cylinder 216 in bottomed cylindrical.
Cylinder 216 is the metallic articles be such as made up of stainless steel etc.The central part of its back part of cylinder 216 is fixed on the leading section of the rotating shaft 213 of motor 210, and is set to rotate centered by the axis of tank 208, namely downward-sloping towards the rear axis.In this case, motor 210 plays a role as the drive unit making cylinder 216 rotate.In the bottom of cylinder 216, in other words the outer surface in portion overleaf, is provided with the strengthening part 217 for strengthening this cylinder 216 back part.This strengthening part 217 is the metallic articles be such as made up of aluminium die casting etc.In the surrounding wall portion of the main part of formation cylinder 216, spread all over whole region and be formed with multiple hole 218.The surrounding wall portion of the through cylinder 216 of this some holes 218, and can water flowing and ventilation.In addition, the inner peripheral portion of cylinder 216 is provided with the multiple plastic convex tendon 219 for stirring washings.In addition, tank 208 also can be set to its central shaft and be positioned on the horizontal axis that do not tilt, and now, cylinder 216 is set to rotate centered by horizontal axis.
Cylinder 216 and tank 208 are all front face side openings, are formed as opening portion 220 and opening portion 221.Around the opening portion 220 of cylinder 216, be provided with the plastic gimbal 222 being such as sealed with the liquid such as salt solution.This gimbal 222 is fixed from the exterior side of cylinder 216 by the metal not shown screw be such as made up of stainless steel etc.The opening portion 221 of tank 208 is connected to washings gateway 204 by the bellows 223 of the ring-type be such as made up of rubber elastomeric material.Thus, washings gateway 204 is connected to the inside of cylinder 216 by the opening portion 221 of bellows 223, tank 208 and the opening portion 220 of cylinder 216.
The bottom of the rear side of tank 208 is provided with water discharge outlet 224.An end of organic internal drainage pipe 225 is connected in this water discharge outlet 224.The other end of machine internal drainage pipe 225 is connected to the filter housings 226 of base 202 front portion being arranged on outer container 201.In the leading section of filter housings 226, cover 227 is installed removably.The not shown lint filter be wholely set with cover 227 is contained in the inside of filter housings 226.In addition, draining valve 228 is connected with in the bottom of filter housings 226.Drainage pipeline 229 is connected with in the export department of this draining valve 228.The leading section of drainage pipeline 229 exports to machine from the base 202 of outer container 201, and is connected to the outer drainpipe of not shown machine.
The top of filter housings 226 is provided with air collector 230.This air collector 230 is connected with the level sensor 231 being configured in outer container 201 internal upper part by air hose 232.Level sensor 231 detects the water level in tank 208 by machine internal drainage pipe 225, filter housings 226, air collector 230 and air hose 232, and outputs to control device 207.
Top in outer container 201 is provided with feed water valve 233 and supply tank 234.Be connected with not shown from water supply pipe the machine that the hose of water supply pipe extends out at the inlet portion of feed water valve 233.In addition, an end of tube connector 235 is connected with in the export department of feed water valve 233.The other end of tube connector 235 is connected to supply tank 234.Not shown lotion class reservoir is provided with in the inside of supply tank 234.An end of organic interior water supply pipe 236 is connected at supply tank 234.In machine, the other end of water supply pipe 236 is connected to the top of tank 208.From the water that water supply pipe supplies through feed water valve 233, be supplied in tank 208 by water supply pipe 236 in tube connector 235, supply tank 234 and machine.
Such as shown in Figure 1, above-mentioned washing machine 100 is at least applied with antifouling coat 300 at the outer surface of the main element 104a forming swivelling chute 104 sidepiece.Now, antifouling coat 300 is formed on the almost whole outer surface of main element 104a sidepiece.In addition, such as shown in Figure 2, above-mentioned washing machine 200 is at least applied with antifouling coat 300 in the exterior side surface of cylinder 216.Now, antifouling coat 300 is formed on the almost whole outer surface of cylinder 216 sidepiece.In addition, although not shown, in washing machine 100, the part of giving prominence to towards tank 208 in especially outstanding in tank 208 in dehydrating shaft 113a part and wash shaft 113b is also applied with antifouling coat respectively.The antifouling coat so had in washing machine plays anti-pollution function time normal.
In the present embodiment, this antifouling coat 300 is realized by hydrophilic film.Therefore, hydrophilicity is played when antifouling coat is normal.Next, further the situation being realized antifouling coat 300 by hydrophilic film is described in detail.Namely, when such as realizing antifouling coat 300 by hydrophilic film, the coating (hereinafter referred to as " hydrophilic material ") such as the inorganic coating of silicon system etc. with hydrophilicity is sprayed on the exterior side surface of cylinder 216 or the exterior side surface of swivelling chute 104 and forms film.At this, because cylinder 216 and swivelling chute 104 are all metal, therefore, the outer surface of these cylinders 216 or the outer surface of swivelling chute 104 spray hydrophilic material, and is sintered, thus can apply, and can apply securely.In addition, when applying this material, before base material sprayed on material, the ungrease treatment making substrate surface degreasing to usually be carried out.In the present embodiment, owing to being all stainless steel as the cylinder 216 of base material and swivelling chute 104, in the ungrease treatment therefore carried out before spraying hydrophilic material, alkaline degreasing agent can be used to carry out degreasing.
When such as realizing antifouling coat 300 by hydrophilic film, in the present embodiment, the hydrophilic material at least being formed and there is the antifouling coat 300 of following performance is used.That is, the antifouling coat 300 of present embodiment has the hydrophilicity that water contact angle is less than the lower limit of the water contact angle for glass.It has been generally acknowledged that the lower limit for the water contact angle of glass is 20 degree.Therefore, in the present embodiment, use and form water contact angle and be less than 20 degree, be such as the hydrophilic material of antifouling coat 300 of 13 degree.
In addition, in the present embodiment, as the hydrophilic material forming antifouling coat 300, use the material of oxide containing silicon, the antifouling coat 300 formed by this hydrophilic material at least has the hardness property that pencil hardness is more than or equal to 5H.That is, the antifouling coat 300 of present embodiment is formed as the robust construction that is made up of so-called siloxane backbone and alkali metal or alkaline-earth metal, and thus, antifouling coat 300 has the robust construction that pencil hardness is more than or equal to 5H.
In addition, the antifouling coat 300 of present embodiment has silanol group, and its hydrophilicity is high.Specifically, antifouling coat 300 has the hydrophilicity of following degree: just can be removed as long as make the common oily ink be attached on this antifouling coat 300 contact with water.Therefore, even if the ink of common oil pen is attached on antifouling coat 300, also can contacts with water by making this part, and by water, this ink floated and be stripped and remove.
In addition, the thickness of the antifouling coat 300 of present embodiment is less than or equal to 10 μm, and its thickness is very thin.That is, when usually wanting to improve hydrophilicity, need repeatedly to apply hydrophilic material, the thickness in the hydrophilicity portion thus obtained has the trend thickened.In the present embodiment, employ following hydrophilic material, the antifouling coat 300 with high hydrophilicity can be formed by primary coating and sintering hydrophilic material.Therefore, even if repeatedly do not apply hydrophilic material, the antifouling coat 300 with high hydrophilicity also can be formed, thereby, it is possible to by the film thickness monitoring of antifouling coat 300 in the thinness being less than or equal to 10 μm.In addition, in figure for convenience of explanation, the thickness of antifouling coat 300 is represented than actual thick.
In addition, the so-called surface roughness of antifouling coat 300 of present embodiment is less than or equal to 2 μm.In the present embodiment, the hydrophilic material that can form the antifouling coat 300 with dead smooth surface like this is used.In addition, the hydrophilic material used in the present embodiment, is creamy white under the state before spraying, but becomes transparent after spray coating, and oyster white is visible hardly, and almost or completely becomes transparent after sintering.
In addition, such as shown in Figure 1, especially in longitudinal axis type washing machine 100, antifouling coat 300 is arranged on the region higher than minimum rank water level L in the water level that can set in this washing machine 100.In washing machine 100, usually seldom set other water level of lowermost level L, therefore, major part is all run at the water level higher than minimum rank water level L.For this reason, the washing machine 100 related to according to the present embodiment, in the almost whole operations usually performed, can both make water touch antifouling coat 300.In addition, even if when washing machine 100 runs with other water level of lowermost level L, such as, make the water in tank 208 produce the flowings such as rotation and/or convection current by the rotation etc. of stirring body 107, thus water can be made to arrive antifouling coat 300.
Next, be described to washing machine 100 and for the manufacture of an example of the manufacture method of washing machine 200.
(1) example of the manufacture method of longitudinal axis type washing machine 100
The manufacture method of washing machine 100 comprises the punch process operation, matting, dehydration/baking operation, process masks, coating operation, sintering circuit, mask stripping process, bending operation, bonding process, reducing manufacturing procedure, bottom parts installation procedure, gimbal installation procedure, swivelling chute installation procedure etc. that exemplify below.Below, each operation is described successively.
<< punch process operation >>
This punch process operation at least comprises cutting action, hole formation process and projection formation process.Such as shown in Figure 3, in cutting action, obtain the sheet material Sa of the base material being used as to form swivelling chute 104 from the metal mother metal S be such as made up of stainless steel etc.That is, metal mother metal S is transmitted successively by conveyer 401, then, is cut successively by the punch process based on cutting machine 402.Thus, the sheet material Sa being cut into prescribed level in order to form swivelling chute 104 is obtained.
Such as shown in Figure 4, in the formation process of hole, on sheet material Sa, form hole 105a by the punch process based on not shown tapping machine.The through sheet material Sa of this hole 105a, and in swivelling chute 104 as can ventilate and water flowing hole and play a role.In addition, in projection formation process, on sheet material Sa, form projection 105b by the punch process based on not shown projection forming machine.In swivelling chute 104, this projection 105b is outstanding towards the inner side of this swivelling chute 104, but also can be protruding outside towards this swivelling chute 104.
By this punch process operation, can obtain sheet material Sa, this sheet material Sa is cut into prescribed level, and forms porose 105a and projection 105b.In addition, the enforcement order of cutting action, hole formation process and projection formation process suitably can change execution, such as, also can implement hole formation process after projection formation process.In addition, also cutting action can be implemented after hole formation process and/or projection formation process.In addition, cutting action, hole formation process and projection formation process can also be implemented simultaneously.In addition, obtained sheet material Sa is deposited in flat car or truck etc. are carried time, the diaphragm that such as can be made up of plastic film etc. at the surface mount of sheet material Sa.
<< matting >>
In this matting, clean the sheet material Sa obtained by punch process operation.In addition, when being pasted with diaphragm on sheet material Sa, before this matting, the stripping process peeled off from sheet material Sa by this diaphragm is first performed.In this matting, because sheet material Sa is stainless steel, therefore, it is possible to use such as pH value be 14 strong basicity degreasing agent carry out the degreasing of sheet material Sa.Therefore, by the cleaning performance brought by strong basicity degreasing agent, from the surface major part of sheet material Sa or reliably lubricant component can be removed.
<< dehydration/baking operation >>
In this dehydration/baking operation, the degreasing agent remained on sheet material Sa is such as removed by wiping.Further, the oven dry of sheet material Sa is carried out by not shown dryer.
<< process masks >>
In this process masks, covered in sheet material Sa the predetermined portion formed in the face of the exterior side surface of swivelling chute 104 by not shown mask material.Such as shown in Figure 5, at this, formed machining portion Rc, the Rd at junction surface Ra, Rb of being set in the both ends of the length direction of sheet material Sa and the both ends being set in width vertical with length direction in sheet material Sa are covered by mask material.In addition, omission shows hole 105a and projection 105b in Figure 5.
The large I of junction surface Ra, Rb of being covered by mask material and formed machining portion Rc, Rd suitably changes and is implemented.Such as, the width dimensions Wa of junction surface Ra and the width dimensions Wb of junction surface Rb can set by the size more bigger than the size of general weld width, i.e. 2 ~ 4mm, such as, can set by the width with about 5mm from the end of the length direction of sheet material Sa.In addition, width dimensions Wa, Wb all can set with identical size, also can set with different sizes respectively.In addition, when implementing sintering circuit, as mask material, preferably using the material that heat resistance is high, will be described in detail to sintering circuit hereinafter.
In addition, when the part covered by mask material in sheet material Sa is excessive, the possibility that the area being applied with antifouling coat in the exterior side surface of swivelling chute 104 is narrower than more than necessary degree can be occurred in.Therefore, in this process masks, the region preferably covered by mask material does not exceed more than necessity.Especially, in washing machine 100, in the water level that can set, the region of side more top than other water level of lowermost level L, suitably adjusts the area covered by mask material, to apply antifouling coat in as far as possible large scope.
<< applies operation >>
In this coating operation, the face of the exterior side surface forming swivelling chute 104 in sheet material Sa is sprayed, at this spraying hydrophilic material.Thus, the face forming the exterior side surface of swivelling chute 104 in sheet material Sa is coated hydrophilic material.Now, the region in sheet material Sa except the part be covered with by mask material is coated hydrophilic material.Therefore, now, junction surface Ra, Rb of being covered with by mask material in the sheet material Sa such as, shown in Fig. 5 and formed machining portion Rc, Rd are not coated with hydrophilic material.In addition, as long as eliminate lubricant component fully in above-mentioned matting, then sprayed hydrophilic material will be easy to be attached on the surface of sheet material Sa.In addition, above-mentioned hole formation process or projection formation process also can be implemented after this coating operation.
<< sintering circuit >>
In this sintering circuit, with set point of temperature, the painting hydrophilic material be contained on sheet material Sa is sintered.In addition, the sintering temperature of hydrophilic material is preferably set to, and higher than it has been generally acknowledged that temperature required 250 DEG C of organic substance decomposing, such as, can be set as the temperature of 300 DEG C, 500 DEG C.By with high temperature sintering hydrophilic material like this, almost or fully can decompose organic matter contained in this hydrophilic material, thus can be formed by almost or completely inorganization antifouling coat 300.
<< mask stripping process >>
In this mask stripping process, peel off the mask material be pasted onto on sheet material Sa.Thus, the part that can obtain except the part except being covered by mask material is applied with the sheet material Sa of antifouling coat 300.In addition, obtained sheet material Sa is deposited in flat car or truck etc. are carried time, can at the surface mount diaphragm of sheet material Sa.
<< bending operation >>
In this bending operation, such as shown in Figure 6, by bending machine 501, the sheet material Sa being applied with antifouling coat 300 is bent to cylindrical shape.In addition, when being pasted with diaphragm on sheet material Sa, before this bending operation, the stripping process peeled off from sheet material Sa by this diaphragm is first performed.Now, this sheet material Sa by carrying in the mode clamping the two sides of sheet material Sa, the face being namely coated with hydrophilic material and the face both sides that are not coated with hydrophilic material, thus is bent to cylindrical shape by bending machine 501.In addition, the bending machining required time of the sheet material Sa undertaken by bending machine 501 such as can implement about 2 ~ 3 seconds, but this time can suitably be changed and be implemented.In addition, above-mentioned sintering circuit also can be implemented after this bending operation.
<< bonding process >>
In this bonding process, such as shown in Figure 7, engage between the end being bent to both ends, i.e. junction surface Ra, Rb of the length direction of roughly cylindric sheet material Sa by bending operation.At this, the joint at the both ends of the length direction of sheet material Sa is undertaken by welding.Thus, the original shape of swivelling chute 104, namely cylindric intermediate 104S can be obtained.In addition, at this, the welding of sheet material Sa is carried out along following direction, namely in swivelling chute 104 from the part as upside towards the direction of the part as downside, that is arrow Ya direction.But the welding of sheet material Sa also can be carried out along following direction, namely in swivelling chute 104 from the part as downside towards the direction of the part as upside, that is arrow Yb direction.In addition, such as shown in Figure 8, also can be engaged by the mode at the both ends compressing the length direction of sheet material Sa.
<< reducing manufacturing procedure >>
In this reducing manufacturing procedure, in order to make sheet material Sa cylindrically, the part distortion of intermediate 104S that namely obtained by bonding process and implement reducing processing.Such as, that is, as shown in Figure 9, by being pressed in not shown roller etc. from the outside side direction intermediate 104S by the part of formed machining portion Rc, Rd, thus by the shape reducing to the inside of formed machining portion Rc, Rd.Thus, in swivelling chute 104, form gimbal installation portion 104Sa as the part of upside on the top of intermediate 104S, namely, in swivelling chute 104, form bottom parts installation portion 104Sb as the part of downside in the bottom of intermediate 104S, namely.In addition, omission shows antifouling coat 300 in fig .9.
<< bottom parts installation procedure >>
In this installation procedure, the bottom parts installation portion 104Sb being located at intermediate 104S lower side installs bottom parts 104b.That is, such as shown in Figure 10, bottom parts 104b is embedded in the inner side of bottom parts installation portion 104Sb.Then, by the lower end bending to the inside of bottom parts installation portion 104Sb, be stuck on bottom parts 104b.Thus, bottom parts 104b is mounted and fixed in bottom parts installation portion 104Sb.
<< gimbal installation procedure >>
In this installation procedure, the gimbal installation portion 104Sa being located at intermediate 104S upper side installs gimbal 106.That is, such as shown in figure 11, gimbal 106 is embedded in the inner side of gimbal installation portion 104Sa.Then, screw 106a is screwed into from the outside of gimbal installation portion 104Sa.Thus, gimbal 106 is mounted and fixed in gimbal installation portion 104Sa.
<< swivelling chute installation procedure >>
By installing bottom parts 104b and gimbal 106 on intermediate 104S, thus produce swivelling chute 104.And this swivelling chute 104 is rotatably installed in the tank 102 of washing machine 100.In addition, in figure, omission shows hole 105a and projection 105b.
(2) example of the manufacture method of tumbling-box washing machine 200
The manufacture method of washing machine 200 comprise exemplify below punch process operation, matting, dehydration/baking operation, bending operation, bonding process, expanding operation, backplate installation procedure, coating operation, sintering circuit, gimbal installation procedure, swivelling chute installation procedure etc.Below, each operation is described successively.
<< punch process operation >><LEssT.LTssT. LT matting >><LEssT.LTssT. LT dehydration/baking operation >>
Punch process operation, matting, dehydration/baking operation are identical with above-mentioned punch process operation, matting, dehydration/baking operation respectively, therefore omit the description.
<< bending operation >>
In this bending operation, by bending machine 501, sheet material Sa is bent to cylindrical shape.That is, at this, the sheet material Sa not applying antifouling coat 300 is bent to cylindrical shape.In addition, when being pasted with diaphragm on sheet material Sa, before this bending operation, the stripping process peeled off from sheet material Sa by this diaphragm is first performed.
<< bonding process >>
Bonding process is identical with above-mentioned bonding process, therefore omits the description.
The expanding operation >> of <<
In this expanding operation (expansion process), expand sheet material Sa cylindrically, namely expand the diameter dimension of the intermediate 216S obtained by bonding process.That is, such as, as shown in arrow E in Figure 12 (a), from the inner side of intermediate 216S, expanded towards outside by the especially mid portion of the not shown machine that expands by this intermediate 216S.Thus, such as, as shown in Figure 12 (b), can by the diameter dimension slight enlargement of the especially mid portion of intermediate 216S.In addition, in figure for convenience of explanation, the extensive magnitude of diameter dimension is represented more exaggerate than reality.
<< backplate installation procedure >>
In this installation procedure, such as shown in figure 13, intermediate 216S installs backplate 216H.That is, the metal backplate 216H be such as made up of stainless steel etc. is embedded in an end of intermediate 216S.Then, not shown screw is screwed into from the outside of intermediate 216S.Thus, backplate 216H is mounted and fixed in an end of intermediate 216S.In addition, this backplate 216H forms the back side of cylinder 216, in washing machine 200, this backplate 216H is provided with the rotating shaft 213 of motor 210 and strengthening part 217 etc.
<< applies operation >>
In this coating operation, to the outer surface of intermediate 216S sidepiece, namely spraying the face of the outer surface forming cylinder 216 sidepiece, is spraying hydrophilic material at this.That is, such as shown in figure 14, the intermediate 216S of backplate 216H will be installed, such as, be upper to be provided with backplate 216H side, be positioned on turntable 601.Then, while rotating intermediate 216S by turntable 601, the outer surface of this intermediate 216S sprays hydrophilic material.Thus, the face forming the outer surface of cylinder 216 sidepiece is coated hydrophilic material.Now, engaged in intermediate 216S part and also coated hydrophilic material by the part that screw is fixed.In addition, also before this coating operation, by mask material, the predetermined portion in the outer surface of intermediate 216S sidepiece can be covered.In this case, the part covered by mask material, such as, in sheet material Sa engaged part etc., can suitably change and be implemented.Thereby, it is possible to realize the structure that part etc. engaged in such as sheet material Sa does not apply antifouling coat.
<< sintering circuit >>
Sintering circuit is identical with above-mentioned sintering circuit, therefore omits the description.
<< gimbal installation procedure >>
In this installation procedure, intermediate 216S installs gimbal 222.That is, in intermediate 216S, gimbal 222 is embedded with the end being provided with opposition side, backplate 216H side.Then, not shown screw is screwed into from the outside of intermediate 216S.Thus, gimbal 222 is mounted and fixed on intermediate 216S.
<< swivelling chute installation procedure >>
By installing gimbal 222 on intermediate 216S, thus produce cylinder 216.And this cylinder 216 is rotatably installed in the tank 208 of washing machine 200.In addition, in figure, omission shows hole 218 etc.
The washing machine 100,200 related to according to the present embodiment, the outer surface of swivelling chute 104,216 sidepiece be rotatably arranged in tank 102,208 is applied with the antifouling coat 300 with anti-pollution function.According to this structure, by the anti-pollution function based on antifouling coat 300, the outer surface of swivelling chute 104,216 sidepiece that hand does not reach, that not easily carry out cleaning etc. upkeep operation can be made to keep clean, in washing machine 100,200, anti-pollution function can be played most effectively.
In addition, the washing machine 100,200 related to according to the present embodiment, antifouling coat 300 is the hydrophilic films with high hydrophilicity.Therefore, the water capacity is easily immersed in and is attached between dirt on antifouling coat 300 and the surface of this antifouling coat 300, thus the dirt be attached on antifouling coat 300 can be made to float or peel off and removed.In addition, by the hydrophilic anti-pollution function based on antifouling coat 300, the outer surface of swivelling chute 104,216 sidepiece that hand does not reach, that not easily carry out cleaning etc. upkeep operation can be made to keep clean, in washing machine 100,200, can play most effectively based on hydrophilic anti-pollution function.
In addition, according to washing machine 100,200, at the outer surface of swivelling chute 104,216 sidepiece rotated, there is antifouling coat 300.Therefore, when swivelling chute 104,216 rotates, be also subject to the effect of centrifugal force from the dirt of the sur-face peeling of this swivelling chute 104,216 and become easy removal, thus the surface of swivelling chute 104,216 can be kept more clean.
In addition, according to washing machine 100,200, antifouling coat 300 is arranged on the almost whole outer surface of swivelling chute 104,216 sidepiece.Therefore, by the anti-pollution function based on antifouling coat 300, the clean of the almost whole outer surface of swivelling chute 104,216 sidepiece can be kept.In addition, according to washing machine 100,200, because swivelling chute 104,216 is not plastic but metal, thus, by sintering, hydrophilic material can be coated on the outer surface of the metallic member of swivelling chute 104,216.Thereby, it is possible to formed, there is antifouling coat 300 that is highly inorganization, firm, that have durability.
In addition, according to washing machine 100,200, the water contact angle of antifouling coat 300 is less than the lower limit of the water contact angle for glass, and has silanol group.Therefore, antifouling coat 300 will play high hydrophilicity.Thus, between the surface that the water capacity is easily immersed in antifouling coat 300 and the dirt being attached on this antifouling coat 300, thus the dirt be attached on antifouling coat 300 can be made to float and removed.
In addition, according to washing machine 100,200, antifouling coat 300 has Si oxide, and has the hardness property that pencil hardness is more than or equal to 5H.Thereby, it is possible to prevent antifouling coat 300 impaired or peel off.In addition, according to washing machine 100,200, the thickness of antifouling coat 300 is less than or equal to 10 μm, achieves very thin antifouling coat 300.In addition, according to washing machine 100,200, its surface roughness of antifouling coat 300 is less than or equal to 2 μm, achieves the antifouling coat 300 of dead smooth.
In addition, especially according to washing machine 100, also on the dehydrating shaft 113a for the revolving force of motor being passed to swivelling chute 104 or stirring body 107 and wash shaft 113b, be also applied with hydrophilic film respectively.Therefore, dehydrating shaft 113a or wash shaft 113b health also can be kept, and then can health in retention groove.
In addition, according to washing machine 100, with the junction surface of swivelling chute 104, namely do not apply the position of antifouling coat 300 opposed be provided with the water flowing path 119 possessing bacteria remover unit 120.Therefore, obtaining the position based on the anti-fouling effect of antifouling coat 300 for being difficult to, the hygiene effect brought by bacteria remover can be given.
In addition, according to washing machine 100, antifouling coat 300 is arranged on the region higher than minimum rank water level L in the water level that can set in this washing machine 100.Therefore, in the major part performed by washing machine 100 is run, water can both be made to contact or arrive antifouling coat 300, thus effectively can play the anti-fouling effect based on antifouling coat 300.
In addition, the manufacture method of the washing machine related to according to the present embodiment, can provide the washing machine 100,200 of the antifouling coat being applied with stay in grade.Especially, according to the manufacture method forming antifouling coat before bent plate Sa, the sheet material Sa being applied with antifouling coat can be processed as tabular, such as, can pile up and carrying etc. multiple sheet material Sa, the easness of this process and the raising of workability can be realized.
In addition, washing machine 100 can be configured to further, on the metal screw 106a being installed on swivelling chute 104 or at the inner surface of swivelling chute 104, also have antifouling coat 300.In addition, washing machine 200 can be configured to further, on the metal screw being installed on cylinder 216 or at the inner surface of cylinder 216, also have antifouling coat 300.That is, in the present embodiment, the part forming antifouling coat 300 is not limited to the outer surface of swivelling chute 104 sidepiece or the outer surface of cylinder 216 sidepiece.In addition, metal screw forms the situation of antifouling coat 300, do not need to form antifouling coat 300 on whole screw, and it is just enough to form antifouling coat 300 on the surface at the screw cap as its outer surface.In addition, form the situation of antifouling coat 300 at the inner surface of swivelling chute 104 or cylinder 216, also can form antifouling coat 300 at whole inner surface, also can form antifouling coat 300 in a part for inner surface.
In addition, antifouling coat 300 can with color.That is, as the hydrophilic material forming antifouling coat 300, also can use and stay coloured material after base material spraying and after sintering.Thereby, it is possible to easily confirm that whether formed antifouling coat 300 is uneven by the method such as visual, such as, the swivelling chute evenly not forming antifouling coat 300 can be checked out as substandard products.
In addition, in washing machine 100,200, can also be set as, after terminating to comprise the washing course of washing stroke, rinsing stroke, dehydrating stroke etc. or when performing this washing course, water is accumulated in the cleaning stroke that in tank 102,208, execution makes swivelling chute 104, cylinder 216 rotates.In this cleaning stroke, by making water contact with antifouling coat 300, the dirt be attached on this antifouling coat 300 can be removed.In addition, in this cleaning stroke, the water yield accumulated in tank 102,208 inside can be increased, make it more than the water yield of washing course, or the rotary speed of swivelling chute 104, cylinder 216 is set as the rotary speed higher than washing stroke or rinsing stroke.
In addition, according to washing machine 100,200, the rust-proof effect based on antifouling coat 300 can also be expected.
(the second embodiment)
Present embodiment also not to formed in sheet material Sa swivelling chute 104 sidepiece outer surface face on, engaged part applies antifouling coat 300.Namely, such as shown in figure 15, in process masks, covered junction surface Ra, Rb of being set in the both ends of the length direction of sheet material Sa by mask material, formed machining portion Rc, Rd of being set in the both ends of the width vertical with length direction in sheet material Sa are not then covered by mask material.
Thus, such as shown in figure 16, antifouling coat 300 can be applied at the almost whole outer surface of swivelling chute 104 sidepiece.Therefore, it is possible to swivelling chute 104 sidepiece outer surface on a large scale in play based on the anti-pollution function of antifouling coat.Like this, by suitably adjusting the region covered by mask material in process masks, thus suitably can adjust the region forming antifouling coat at the outer surface of swivelling chute sidepiece.
(the 3rd embodiment)
Present embodiment does not arrange antifouling coat 300 at the whole outer surface of the whole outer surface of cylinder 216 sidepiece or swivelling chute 104 sidepiece, but arranges antifouling coat 300 at a part of outer surface of cylinder 216 sidepiece or a part of outer surface of swivelling chute 104 sidepiece.
Namely, as shown in Figure 17 or Figure 18, the part of the designated water level L represented lower than chain-dotted line in the sidepiece of the sidepiece of the cylinder 216 of washing machine 200 or the swivelling chute 104 of washing machine 100, wash run time or rinsing run time, contact with the water be accumulated in tank 208 or in tank 102.Therefore, lower than the part of designated water level L in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece, even if do not arrange antifouling coat 300 can keep cleaner yet.But, be positioned at the part higher than designated water level L position in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece, wash run time or rinsing run time, be difficult to contact with the water be accumulated in tank 208 or in tank 102, therefore, dirt easily remains.
Therefore, in the present embodiment, as shown in Figure 17 or Figure 18, the part higher than designated water level L in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece is provided with antifouling coat 300.Thereby, it is possible to concentrate the hydrophilicity of part imparting as an example of anti-pollution function of especially easily residual soil in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece, thus effectively can play the anti-pollution function based on this hydrophilicity.In addition, the use amount reducing hydrophilic material can be realized.In addition, because designated water level L is variable, therefore can suitably adjust according to desired water level the region forming antifouling coat 300.Now, forming the region of antifouling coat 300 can be set as, such as, comprise the lowest water level that can set in washing machine 100,200, or is more broadly set as comprising the scope that this water level likely varies to.
(the 4th embodiment)
Present embodiment does not also arrange antifouling coat 300 at the whole outer surface of cylinder 216 sidepiece or the whole outer surface of swivelling chute 104 sidepiece, but arranges antifouling coat 300 at a part of outer surface of cylinder 216 sidepiece or a part of outer surface of swivelling chute 104 sidepiece.
That is, as mentioned above, be that the water capacity easily touches and thus keeps cleaner part lower than the part of designated water level L in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece, but be not there is no residual soil completely.Particularly, be arranged in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece lower than the part of designated water level L position be wash run time or rinsing run time the part that contacts with water.Therefore, once dirt remains in this part, this dirt goes bad due to rheological parameters' change with time etc., rotten dirt in washing runs or rinsing run in likely transfer on washings.
Therefore, in the present embodiment, as shown in Figure 19 or Figure 20, the part lower than designated water level L in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece is provided with antifouling coat 300.Thus, although the hydrophilicity of part imparting as an example of anti-pollution function keeping cleaner but still old possibility residual soil in the outer surface of cylinder 216 sidepiece or the outer surface of swivelling chute 104 sidepiece can be concentrated, thus can prevent the dirt gone bad from transferring on washings when washing operation or when rinsing runs.In addition, the use amount reducing hydrophilic material can be realized.In addition, because designated water level L is variable, therefore, can suitably adjust according to desired water level the region forming antifouling coat 300.Now, forming the region of antifouling coat 300 can be set as, such as, comprise the lowest water level that can set in washing machine 100,200, or is more broadly set as comprising the scope that this water level likely varies to.
(other embodiments)
Present embodiment is not limited to the respective embodiments described above, such as, can carry out following expansion or distortion.
Antifouling coat is not limited to play the hydrophilic film based on hydrophilic anti-pollution function, such as, also can be play the repellency film based on the anti-pollution function of repellency.In this case, in coating operation, to the face of outer surface forming swivelling chute sidepiece in sheet material, spray and apply coating, the i.e. water-repellent coating material with repellency energy.
Antifouling coat also can be configured to, and is not arranged on the whole outer surface of swivelling chute sidepiece, but is arranged on a part of outer surface of swivelling chute sidepiece.In addition, antifouling coat also can be configured to, and is arranged on the outer surface of swivelling chute back part or the outer surface of bottom surface.In this case, antifouling coat both can be arranged on the whole outer surface of swivelling chute back part, also can be arranged on a part of outer surface of swivelling chute back part.In addition, antifouling coat both can be arranged on the whole outer surface of swivelling chute bottom surface, also can be arranged on a part of outer surface of swivelling chute bottom surface.In addition, antifouling coat also can be arranged on the strengthening part for strengthening swivelling chute.In this case, antifouling coat both can be arranged on whole strengthening part, also can be arranged on a part for strengthening part.In addition, antifouling coat can also be arranged on multiple through holes that swivelling chute is formed.
Dehydrating shaft 113a and wash shaft 113b applies the operation of antifouling coat, such as can dehydrating shaft 113a and wash shaft 113b assembling before or assembling after etc. opportune moment carry out.In addition, the inscape except swivelling chute that washing machine possesses applying the situation of antifouling coat, the operation for applying antifouling coat can being implemented the opportune moment before the assembling of this inscape or after assembling.
In addition, the enforcement order of above-mentioned each manufacturing process can suitably change with combination.
In addition, such as shown in figure 21, washing machine 200 can be configured to further, also has antifouling coat 300 at the outer surface of the bottom forming cylinder 216 back part.In this case, both antifouling coat 300 can be set at the whole outer surface of cylinder 216 back part, also antifouling coat 300 can be set at the partial outer face of cylinder 216 back part.In addition, although not shown, but be such as by the metal situations such as stainless steel forming the bottom parts 104b of washing machine 100 bottom it, washing machine 100 can be configured to, and also has antifouling coat 300 at the outer surface of the bottom formed by this metal bottom parts 104b.In this case, both antifouling coat 300 can be set at the whole outer surface of metal bottom, also antifouling coat 300 can be set at a part of outer surface of metal bottom.
In addition, such as shown in figure 22, washing machine 200 can be configured to further, and the strengthening part 217 for strengthening the bottom forming cylinder 216 back part also has antifouling coat 300.In this case, both antifouling coat 300 can be set on the whole surface of strengthening part 217, also antifouling coat 300 can be set on the part surface of strengthening part 217.In addition, such as shown in figure 23, washing machine 100 can be configured to further, and the strengthening part 104c for strengthening bottom swivelling chute 104 also has antifouling coat 300.In this case, both antifouling coat 300 can be set on the whole surface of strengthening part 104c, also antifouling coat 300 can be set on the part surface of strengthening part 104c.In addition, both antifouling coat 300 can be all set in two faces of the upper surface of strengthening part 104c and lower surface, also any surface in the upper surface of strengthening part 104c and lower surface can arrange antifouling coat 300.
In addition, such as shown in Figure 24 (a), washing machine 100,200 also can be configured to, form hole 105a, 218 inner peripheral surface end face 105t, 218t on not there is antifouling coat 300, such as shown in Figure 24 (b), washing machine 100,200 also can be configured to, hole 105a, 218 end face 105t, 218t on there is antifouling coat 300.
In addition, suitably can combine above-mentioned each embodiment and variant embodiment and be implemented.
Washing machine of the present embodiment described above, by metal sheet material is bent to cylindrical shape, thus form the sidepiece of the swivelling chute that can be rotatably set in tank, this washing machine by formed in described sheet material described swivelling chute sidepiece outer surface face on implement apply have the antifouling coat of anti-pollution function coating operation and manufacture, be applied with antifouling coat at the outer surface of described swivelling chute sidepiece.
In addition, the manufacture method of washing machine of the present embodiment, by metal sheet material is bent to cylindrical shape, thus form the sidepiece of the swivelling chute that can be rotatably set in tank, by the face that forms the outer surface of described swivelling chute sidepiece in described sheet material being implemented the coating operation applying there is the antifouling coat of anti-pollution function, thus the outer surface being manufactured on described swivelling chute sidepiece is applied with the washing machine of antifouling coat.
The washing machine related to according to the present embodiment or the manufacture method of washing machine, the outer surface of that hand in washing machine does not reach, that not easily carry out cleaning etc. upkeep operation part, i.e. swivelling chute can be made to keep clean, and the anti-pollution function based on antifouling coat can be played most effectively.
In addition, the washing machine related to according to the present embodiment, after coating operation, implements sheet material to be bent to cylindric bending operation manufacture and forms.Therefore, when manufacturing washing machine, the sheet material being applied with antifouling coat can be processed as tabular, such as, can pile up and carrying etc. multiple sheet material, thus the easness of this process and the raising of workability can be realized.
In addition, washing machine of the present embodiment, after bending operation, the bonding process manufacture implementing the both ends engaging sheet material forms, and in coating operation, does not apply antifouling coat to both ends engaged in sheet material.In addition, washing machine is the washing machine by implementing after sheet material being bent to cylindric bending operation the manufacturing procedure manufacture that sheet material is cylindrically processed, and does not apply antifouling coat to the part of being processed by manufacturing procedure in sheet material.Specifically, washing machine is configured to, and the part of having carried out reducing processing in sheet material does not form antifouling coat.In addition, the part being provided with gimbal in sheet material does not form antifouling coat.In addition, the part being provided with bottom parts in sheet material does not form antifouling coat.That is, if the position of being undertaken processing by manufacturing procedure in sheet material exists antifouling coat, then carrying out adding man-hour, the antifouling coat of this working position is likely impaired.Therefore, by not applying antifouling coat to the position processed by manufacturing procedure in sheet material, antifouling coat can be avoided impaired.In addition, can suppress the use amount of the material forming antifouling coat, be also favourable from the viewpoint of cost.
In addition, especially, when engaging sheet material by TIG (non-melt pole gas shield) welding, if be applied with film in engaged part or its periphery, then the situation cannot carrying out smoothly welding is had.According to the present embodiment, in coating operation, antifouling coat is not applied to both ends engaged in sheet material.Therefore, though welded by TIG engage sheet material time, also can carry out the welding of sheet material well.
In addition, the washing machine related to according to the present embodiment, manufacture by such as under type: after coating operation, and before sheet material being bent to cylindric bending operation, implement the sintering circuit to being attached to the coating material on sheet material sintering in this coating operation.Thereby, it is possible to after forming firm antifouling coat bent plate, thus the damage of the antifouling coat caused with bent plate can be suppressed.
In addition, the washing machine related to according to the present embodiment, manufactures by such as under type: after sheet material being bent to cylindric bending operation, implements coating operation.In addition, according to washing machine, manufacture by such as under type: after sheet material being bent to cylindric bending operation, implement the sintering circuit to being attached to the coating material on sheet material sintering in this coating operation.Like this, even form firm antifouling coat after bent plate, the damage of antifouling coat can also be suppressed.
In addition, the washing machine related to according to the present embodiment, manufactures by such as under type: after bending operation, and before coating operation, implements the bonding process at the both ends engaging sheet material.Thereby, it is possible to also form antifouling coat on the surface of engaged part.
In addition, the washing machine related to according to the present embodiment, manufactures by such as under type: after coating operation, implements the sintering circuit to being attached to the coating material on sheet material sintering in this coating operation.Thereby, it is possible to form firm antifouling coat.
In addition, the washing machine related to according to the present embodiment, manufactures by such as under type: after the hole formation process for forming hole on sheet material, implements coating operation.In addition, the washing machine related to according to the present embodiment, manufactures by such as under type: after the projection formation process for forming projection on sheet material, implements coating operation.In addition, the washing machine related to according to the present embodiment, manufacture by such as under type: after sheet material being bent to cylindric bending operation, bonding process that sheet material is engaged, implement the expanding operation being carried out by the diameter of sheet material cylindrically expanding.In addition, the washing machine related to according to the present embodiment, manufactures by such as under type: after expanding operation, implements coating operation.In hole formation process, projection formation process and expanding operation, likely can apply excessive load to sheet material.Therefore, by implementing coating operation after operation sheet material being applied to excessive loads, can avoid applying excessive load to formed antifouling coat.
Further, the washing machine related to according to the present embodiment, manufactures by such as under type: after expanding operation and coating operation, implements the sintering circuit to being attached to the coating material on sheet material sintering in coating operation.That is, after the operation applying excessive loads, form firm antifouling coat, thus the damage of antifouling coat can be suppressed.
In addition, namely the washing machine related to according to the present embodiment, in coating operation, to applying antifouling coat as lower part in sheet material, can form the part higher than the region of the lowest water level that can set in the outer surface of swivelling chute sidepiece.Thus, in the major part performed by washing machine is run, water can be made to contact or arrive antifouling coat, thus effectively can play the anti-fouling effect based on antifouling coat.
In addition, the washing machine related to according to the present embodiment, the part that also can protrude from the swivelling chute rotating shaft for making swivelling chute rotate in tank applies antifouling coat.In addition, the washing machine related to according to the present embodiment, also can apply antifouling coat in such as lower part, namely for making to can be rotatably set in part outstanding in tank in stirring body rotating shaft that the stirring body in swivelling chute rotates.Thus, the health of swivelling chute rotating shaft and stirring body rotating shaft also can be kept, and then can health in retention groove.
In addition, the manufacture method of the washing machine related to according to the present embodiment, can manufacture the washing machine producing and have beneficial effect described above in stability and high efficiency ground.
In addition, present embodiment exemplarily proposes, and not intended to be limits scope of invention.These new embodiments can be implemented in other various modes, in the scope not departing from invention aim, can carry out various omission, replacement, change.In the protection domain that present embodiment and distortion thereof are included in invention and aim, and in the invention be included in described in claims and its equivalent protection domain.

Claims (48)

1. a washing machine, by metal sheet material is bent to cylindrical shape, thus forms the sidepiece of the swivelling chute be arranged in tank, it is characterized in that,
Described washing machine during fabrication, is implemented the coating operation applying to have the antifouling coat of anti-pollution function, thus apply antifouling coat in the exterior side surface of described swivelling chute to the face of the exterior side surface forming described swivelling chute in described sheet material.
2. washing machine according to claim 1, is characterized in that,
Described washing machine during fabrication, is implemented described sheet material to be bent to cylindric bending operation after described coating operation.
3. washing machine according to claim 2, is characterized in that,
Described washing machine during fabrication, implements the bonding process at the both ends engaging described sheet material after described bending operation,
In described coating operation, described antifouling coat is applied to the region in described sheet material at least except both ends.
4. washing machine according to any one of claim 1 to 3, is characterized in that,
In described coating operation, described antifouling coat is not applied to part engaged in described sheet material.
5. washing machine according to any one of claim 1 to 4, is characterized in that,
Described washing machine during fabrication, after described sheet material being bent to cylindric bending operation, implements the manufacturing procedure of processing described sheet material cylindrically,
In described coating operation, described antifouling coat is not applied to the part of being processed by described manufacturing procedure in described sheet material.
6. washing machine according to claim 5, is characterized in that,
Described washing machine during fabrication, implements a reducing processing part for described sheet material cylindrically being carried out to reducing in described manufacturing procedure,
In described coating operation, described antifouling coat is not applied to the part being implemented reducing processing in described sheet material.
7. the washing machine according to claim 5 or 6, is characterized in that,
Described washing machine during fabrication, in described manufacturing procedure, installs gimbal on described sheet material cylindrically,
In described coating operation, described antifouling coat is not applied to the part of described gimbal mounted in described sheet material.
8. the washing machine according to any one of claim 5 to 7, is characterized in that,
Described washing machine during fabrication, in described manufacturing procedure, installs the bottom parts of the bottom forming described swivelling chute to described sheet material cylindrically,
In described coating operation, described antifouling coat is not applied to the part of described bottom parts mounted in described sheet material.
9. washing machine according to any one of claim 1 to 8, is characterized in that,
Described washing machine during fabrication, after described coating operation and before described sheet material being bent to cylindric bending operation, implements the sintering circuit to being attached to the coating material on described sheet material sintering in this coating operation.
10. washing machine according to any one of claim 1 to 9, is characterized in that,
Described washing machine during fabrication, after described sheet material being bent to cylindric bending operation, implements the sintering circuit to being attached to the coating material on described sheet material sintering in this coating operation.
11. washing machines according to claim 1, is characterized in that,
Described washing machine during fabrication, implements described coating operation after described sheet material being bent to cylindric bending operation.
12. washing machines according to claim 11, is characterized in that,
Described washing machine during fabrication, after described bending operation and before described coating operation, implements the bonding process at the both ends engaging described sheet material.
13. washing machines according to any one of claim 1,11 and 12, is characterized in that,
In described coating operation, described antifouling coat is not applied to part engaged in described sheet material.
14. washing machines according to any one of claim 1,11,12 and 13, is characterized in that,
Described washing machine during fabrication, after described coating operation, implements the sintering circuit to being attached to the coating material on described sheet material sintering in this coating operation.
15. washing machines according to any one of claim 1 to 14, is characterized in that,
Described washing machine during fabrication, after the hole formation process for forming hole on described sheet material, implements described coating operation.
16. washing machines according to any one of claim 1 to 15, is characterized in that,
Described washing machine during fabrication, after the projection formation process for forming projection on described sheet material, implements described coating operation.
17. washing machines according to any one of claim 1 to 15, is characterized in that,
Described washing machine during fabrication, after described coating operation, implements the projection formation process for forming projection on described sheet material.
18. washing machines according to any one of claim 1 to 17, is characterized in that,
Described washing machine during fabrication, after the bending operation described sheet material being bent to cylindrical shape and the bonding process engaged described sheet material, implements the expanding operation being carried out by the diameter of described sheet material cylindrically expanding.
19. washing machines according to claim 18, is characterized in that,
Described washing machine during fabrication, implements described coating operation after described expanding operation.
20. washing machines according to claim 19, is characterized in that,
Described washing machine during fabrication, after described expanding operation and described coating operation, implements the sintering circuit to being attached to the coating material on described sheet material sintering in described coating operation.
21. washing machines according to any one of claim 1 to 20, is characterized in that,
In described coating operation, in described sheet material as lower part apply as described in antifouling coat, this part is, forms the part higher than the region of the lowest water level that can set in the outer surface of described swivelling chute sidepiece.
22. washing machines according to any one of claim 1 to 21, is characterized in that,
Possess the swivelling chute rotating shaft for making described swivelling chute rotate,
In described swivelling chute rotating shaft, protrude from the part in described tank, apply the antifouling coat with anti-pollution function.
23. washing machines according to any one of claim 1 to 22, is characterized in that,
Possess:
Stirring body, can be rotatably set in described swivelling chute; And
Stirring body rotating shaft, rotates for making described stirring body;
In described stirring body rotating shaft, protrude from the part in described tank, apply the antifouling coat with anti-pollution function.
The manufacture method of 24. 1 kinds of washing machines, by metal sheet material is bent to cylindrical shape, thus forms the sidepiece of the swivelling chute be arranged in tank, it is characterized in that,
Formed on the face of the exterior side surface of described swivelling chute in described sheet material, implement to apply to have the coating operation of the antifouling coat of anti-pollution function, thus the exterior side surface being manufactured on described swivelling chute is applied with the washing machine of antifouling coat.
The manufacture method of 25. washing machines according to claim 24, is characterized in that,
After described coating operation, implement described sheet material to be bent to cylindric bending operation.
The manufacture method of 26. washing machines according to claim 25, is characterized in that,
After described bending operation, implement the bonding process at the both ends engaging described sheet material,
In described coating operation, described antifouling coat is applied to the region in described sheet material at least except both ends.
The manufacture method of 27. washing machines according to any one of claim 24 to 26, is characterized in that,
In described coating operation, described antifouling coat is not applied to part engaged in described sheet material.
The manufacture method of 28. washing machines according to any one of claim 24 to 27, is characterized in that,
After described sheet material being bent to cylindric bending operation, implement the manufacturing procedure that described sheet material is cylindrically processed,
In described coating operation, described antifouling coat is not applied to the part of being processed by described manufacturing procedure in described sheet material.
The manufacture method of 29. washing machines according to claim 28, is characterized in that,
In described manufacturing procedure, implement a reducing processing part for described sheet material cylindrically being carried out to reducing,
In described coating operation, described antifouling coat is not applied to the part being implemented reducing processing in described sheet material.
The manufacture method of 30. washing machines according to claim 28 or 29, is characterized in that,
In described manufacturing procedure, gimbal installed by described sheet material cylindrically,
In described coating operation, described antifouling coat is not applied to the part of described gimbal mounted in described sheet material.
The manufacture method of 31. washing machines according to any one of claim 28 to 30, is characterized in that,
In described manufacturing procedure, described sheet material is cylindrically installed the bottom parts of the bottom forming described swivelling chute,
In described coating operation, described antifouling coat is not applied to the part of described bottom parts mounted in described sheet material.
The manufacture method of 32. washing machines according to any one of claim 24 to 31, is characterized in that,
After described coating operation and before described sheet material being bent to cylindric bending operation, implement the sintering circuit to being attached to the coating material on described sheet material sintering in this coating operation.
The manufacture method of 33. washing machines according to any one of claim 24 to 32, is characterized in that,
After described sheet material being bent to cylindric bending operation, implement the sintering circuit to being attached to the coating material on described sheet material sintering in this coating operation.
The manufacture method of 34. washing machines according to claim 24, is characterized in that,
After described sheet material being bent to cylindric bending operation, implement described coating operation.
The manufacture method of 35. washing machines according to claim 34, is characterized in that,
After described bending operation and before described coating operation, implement the bonding process at the both ends engaging described sheet material.
The manufacture method of 36. washing machines according to any one of claim 24,34 and 35, is characterized in that,
In described coating operation, described antifouling coat is not applied to part engaged in described sheet material.
The manufacture method of 37. washing machines according to any one of claim 24,34,35 and 36, is characterized in that,
After described coating operation, implement the sintering circuit to being attached to the coating material on described sheet material sintering in this coating operation.
The manufacture method of 38. washing machines according to any one of claim 24 to 37, is characterized in that,
After the hole formation process for forming hole on described sheet material, implement described coating operation.
The manufacture method of 39. washing machines according to any one of claim 24 to 38, is characterized in that,
After the projection formation process for forming projection on described sheet material, implement described coating operation.
The manufacture method of 40. washing machines according to any one of claim 24 to 38, is characterized in that,
After described coating operation, implement the projection formation process for forming projection on described sheet material.
The manufacture method of 41. washing machines according to any one of claim 24 to 40, is characterized in that,
After the bending operation described sheet material being bent to cylindrical shape and the bonding process that described sheet material is engaged, implement the expanding operation being carried out by the diameter of described sheet material cylindrically expanding.
The manufacture method of 42. washing machines according to claim 41, is characterized in that,
After described expanding operation, implement described coating operation.
The manufacture method of 43. washing machines according to claim 42, is characterized in that,
After described expanding operation and described coating operation, implement the sintering circuit to being attached to the coating material on described sheet material sintering in described coating operation.
The manufacture method of 44. washing machines according to any one of claim 24 to 43, is characterized in that,
In described coating operation, in described sheet material as lower part apply as described in antifouling coat, this part is, forms the part higher than the region of the lowest water level that can set in the exterior side surface of described swivelling chute.
The manufacture method of 45. washing machines according to any one of claim 24 to 44, is characterized in that,
To the part protruded from the swivelling chute rotating shaft for making described swivelling chute rotate in described tank, apply the antifouling coat with anti-pollution function.
The manufacture method of 46. washing machines according to any one of claim 24 to 45, is characterized in that,
To for making the part protruded from the stirring body rotating shaft of the stirring body rotation that can be rotatably set in described swivelling chute in described tank, apply the antifouling coat with anti-pollution function.
47. washing machines according to any one of claim 1 to 23, is characterized in that,
Anti-pollution function is played when described antifouling coat is normal.
The manufacture method of 48. washing machines according to any one of claim 24 to 46, is characterized in that,
Apply antifouling coat by described coating operation, when this antifouling coat is normal, play anti-pollution function.
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JP2014035322A JP6305104B2 (en) 2014-02-26 2014-02-26 Washing machine and method for manufacturing washing machine
PCT/JP2014/066295 WO2014203969A1 (en) 2013-06-21 2014-06-19 Washing machine and manufacturing method for washing machine

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