CN106702670A - Inner-barrel back cover for dry washers and manufacturing method of inner-barrel back cover - Google Patents
Inner-barrel back cover for dry washers and manufacturing method of inner-barrel back cover Download PDFInfo
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- CN106702670A CN106702670A CN201611233940.0A CN201611233940A CN106702670A CN 106702670 A CN106702670 A CN 106702670A CN 201611233940 A CN201611233940 A CN 201611233940A CN 106702670 A CN106702670 A CN 106702670A
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- Prior art keywords
- groove
- raised
- bonnet
- osculum
- dry cleaner
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Classifications
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- 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
- D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
- D06F37/06—Ribs, lifters, or rubbing means forming part of the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The invention discloses an inner-barrel back cover for dry washers and a manufacturing method of the inner-barrel back cover and belongs to the technical field of inner-barrel back cover machining. The inner-barrel back cover is manufactured by steps of material cutting, blanking, stretching, punching, flanging, riveting, packaging and the like. Quality of the product is strictly controlled, so that machining qualification rate of the inner-barrel back covers is high, and surface quality is good.
Description
Technical field
The present invention relates to inner barrel rear cover processing technique field, after a kind of the Inner for dry cleaner
Lid and its manufacture method.
Background technology
Dry washing machine for clothes be exactly washed using DC naphtha, solution filtering, de- liquid, drying are reclaimed, purification and washing is molten
Agent, realizes the washing machine of recirculated work.According to the difference of detergent, dry cleaner can be divided mainly into tetrachloro-ethylene dry cleaner
With the major class of petroleum dry-washer two, the difference of the type of cooling, can be divided into water-cooled when wherein tetrachloro-ethylene dry cleaner is according to drying heating
Reclaim（That is open-type dry cleaner）Reclaimed with refrigeration（That is closed dry washing machine）Two kinds；Reclaimed according to drying and solvent reclamation when institute
The mode of heating of use, can be divided into electrical heating type and steam heating type；Main application according to washing can be divided into dry cleaning fabric machine
With the dual-purpose dry cleaner of fur clothing fabric；According to the continuity degree of each operation in dry cleaning processes, semi-automatic dry cleaner and complete can be divided into
Automatic dry cleaner.
Wherein, dry cleaner Inner bonnet is one of dry cleaner part and parcel, and it is in the washing of clothing and drying course
Play an important role, because inner barrel rear cover can directly contact clothing, the fine or not directly meeting of the quality on its surface of inner barrel rear cover
Have influence on the surface quality of clothing, therefore the control of the surface quality such as osculum of the inner barrel rear cover in manufacturing process thereon is interior
The qualified key of cylinder bonnet, current existing inner barrel rear cover technological parameter during the manufacturing is difficult to control, its surface matter
Amount is poor, the phenomenons such as impression, cracking, corrugation easily occurs, so as to easily cause waste product to produce, improves the manufacture of inner barrel rear cover
Cost, therefore how to improve problem of qualification rate of the inner barrel rear cover in manufacturing process as current urgent need to resolve.
Through retrieval, China Patent No.：2011202254108, the applying date is on June 26th, 2011, and invention and created name is：
The washboard-type inner barrel rear cover of roller washing machine, this application case is related to a kind of washboard-type inner barrel rear cover of roller washing machine, including disk
Shape body, the excircle of the body is provided with crimping, and the center of body is provided with central dram, radial on body to be uniformly arranged
There are at least 4 radial protrusions.This application case sets multiple radial protrusions, and agitaion of the enhancing bonnet to current, enhancing is right
The upset of the clothing effect of washing by rubbing with the hands, improves the clean result of washing machine, improves and cleans ratio, reduces damaged condition of the inner cylinder to washings
；Only once crimping procedures, simple structure when inner barrel rear cover crimping is processed simultaneously, save production cost.
The content of the invention
1. the invention technical problem to be solved
It is an object of the invention to overcome dry cleaner inner barrel rear cover to be in the prior art also easy to produce waste product and surface in process
The deficiency of of poor quality the problems such as, there is provided a kind of Inner for dry cleaner bonnet and its manufacture method, using the technical program
Manufacture method causes the Inner high yield rate of bonnet, and surface quality is good, and clothing wire drawing, scratch are not resulted in use
The problems such as.
2. technical scheme
To reach above-mentioned purpose, the technical scheme that the present invention is provided is：
A kind of Inner for dry cleaner bonnet of the invention, including lib, the excircle of the lib are provided with
Flange, the center of the lib is provided with raised the II of annular, and equably diverging has more than 3 along around projection II
Strip it is raised, and the raised groove I that extends radially to along lib of strip is provided with identical between two neighboring strip projection
Number and arrangement identical osculum, between the two neighboring strip projection and along lib be radially provided with 8 rows with
On osculum, and positioned at same row osculum be located at same circumference on, above-mentioned groove I around osculum set and groove I
Around around being provided with groove II, raised I is provided between the groove II and above-mentioned flange, raised the II of above-mentioned annular is surrounded
Groove in be provided with the riveted holes being arranged circumferentially along groove, the lib by rivet through riveted holes thereon with
Flange on internal barrel axle is connected.
As the present invention further, equably diverging has 5 strip projections, the strip around described raised II
Raised, projection I and raised II is that surface is the projection of arc surface.
As the present invention further, 88 osculums, the draining are provided between the two neighboring strip projection
A diameter of 7.8 ~ 8.0mm in hole.
As the present invention further, the groove I with the distance between its two sides of the increase of its depth gradually
Reduce, and the two sides of groove I are arc surface, and its two sides and its underrun arc surface transition, the groove II with
The structure of groove I is identical, and diameter of a circle where the groove II is than the big 140 ~ 145mm of diameter of a circle where groove I.
As the present invention further, described raised II, strip projection and raised I height are 7.7 ~ 8.7mm, institute
The depth for stating groove I and groove II is 8.2 ~ 9.2mm.
A kind of manufacture method of Inner for dry cleaner bonnet of the invention, its step is：
Step one, cut material：The aluminium plating zinc plate of clip a width of 680mm × 680mm long, the trade mark of the aluminium plating zinc plate is DC53D+
AZ；
Step 2, blanking：Blanking is carried out to the aluminium plating zinc plate in step one using the punch press of 250 ~ 300 T, falling for circle is obtained
Materials and parts；
Step 3, stretching：To the tow sides uniform application saponification liquor of blank in step 2, then it be just placed on 500 ~
The mould of 600 T hydraulic presses is stretched, while blank is drawn in the presence of pressure of taking blame for others, the master cylinder pressure of hydraulic press
Stretch part；
Step 4, punching：To the tensioning member in step 3 using 250 ~ 300 T punch presses to the portion between two neighboring strip projection
Treatment is punched out in position and raised II groove for being surrounded, osculum, riveted holes are stamped out, osculum aperture is then detected
Size；
Step 5, flange：Osculum to being formed in step 4 carries out hole flanging treatment and to dish type sheet using 250 ~ 300 T punch presses
A crimping treatment is carried out on the excircle of body and obtains flange, the position of osculum is then smeared with husky gloves or silk stocking, carried out
Hole flanging quality testing, finally obtains qualified bonnet；
Step 6, riveting：The riveted holes that flange on internal barrel axle is covered after being passed through by rivet are riveted with bonnet, its
In, the axis of internal barrel axle coincides with the axis of bonnet；
Step 7, vanning.
As the present invention further, in step one thickness of aluminium plating zinc plate be 0.47 ~ 0.53mm, and its front coat
There is closely indigo plant film, the thickness of the blue film is 0.09 ~ 0.1mm.
As the present invention further, blank otch burr height is not more than 0.05mm in step 2.
As the present invention further, before the blanking of step 2, before the punching of step 4, step 5 flange it
Before be intended to check the mould on punch press, to wipe chip therein.
As the present invention further, the pressure of taking blame for others of hydraulic press is 20Mpa in step 3, and master cylinder pressure is 22Mpa.
3. beneficial effect
The technical scheme provided using the present invention, compared with prior art, with following remarkable result：
（1）Inner bonnet of the invention, is sampled, by the pertinent regulations system of GB/T 228-2010 by GB/T 2975-2008
Sample and experiment, 20 ± 5 DEG C of test temperature, result of the test, tensile strength, yield strength, elongation percentage meet the need that bonnet is used
Ask, and 10KG bonnets tensile strength：28 ~ 29kg/mm2, yield strength：36 ~ 37kg/mm2, elongation percentage：30 ~ 31kg/mm2,
Sampled by GB/T 2975-2008, according to GB/T 232-2010 sample preparations and experiment, when bending 180 °, 10KG bonnets bending place does not have
There are opening, crackle and the phenomenon such as fracture, tested by the method for GB/T 2423.17-2008, the bonnet of 10KG is without loss of gloss, life
The bad phenomenons such as rust, foaming, cracking.
（2）The manufacture method of Inner bonnet of the invention, wherein, due to equipment, mould, sheet material etc. during stretching
The influence of factor, sheet material is difficult sizing in drawing process, and size is difficult to control, and sheet material is easily cracking, Hua Dengwen is wiped on surface
Topic, the present embodiment is coated with closely indigo plant film by the front of aluminium plating zinc plate, and the thickness of blue film is 0.09 ~ 0.1mm, and in blue film
Top layer be coated with saponification liquor so that the blue film for being coated with saponification liquor can be adsorbed closely in mold cavity in drawing process
It is interior, you can be effectively guaranteed the size of aluminium plating zinc plate, and on the one hand using for saponification liquor play lubrication, on the one hand plays
The effect of cooling, so as to be effectively guaranteed stretching after aluminium plating zinc plate surface quality；The front of aluminium plating zinc plate is coated with simultaneously
Close indigo plant film so that the well-balanced stabilization in matched moulds gap in upper and lower matched moulds, upper/lower die is walked and expects more smooth, is effectively guaranteed
The quality of upper/lower die, improves the service life of upper/lower die.
（3）The manufacture method of Inner bonnet of the invention, in drawing process, except the effect of 500 ~ 600 T hydraulic presses
Outward, blank also needs to just obtain superior in quality tensioning member, root in the presence of pressure of taking blame for others, the master cylinder pressure of hydraulic press
It is the factors such as 0.47 ~ 0.53mm and the feature for stretching after-drawing part according to the thickness of the present embodiment aluminium plating zinc plate, controls hydraulic press
Pressure of taking blame for others for 20Mpa, master cylinder pressure is 22Mpa, and the close matched moulds of upper/lower die, has when this kind of setting allows stretching
Effect ground ensure that the quality of tensioning member, on the one hand avoid take blame for others pressure and master cylinder pressure pressure it is excessive when, cause tensioning member
The problem of face checking；On the other hand avoid take blame for others pressure and master cylinder pressure pressure it is too small when, aluminium plating zinc plate pressure during stretching
It is not dead, cause the problem of tensioning member surface wrinkling.
（4）The manufacture method of Inner bonnet of the invention, before the blanking of step 2, before the punching of step 4, step
It is intended to check the mould on punch press before five flange, to wipe chip therein, is selected totally not in wiping process
, there is chip in the rag of hair loss, can cause that the surface of bonnet produces the phenomenons such as impression, scratch, drop when serious in mold cavity
The qualification rate of low bonnet, while the quality testing after each step in time can exclude waste product, reduces unnecessary time wave
Take, improve the Inner qualification rate of bonnet.
Brief description of the drawings
Fig. 1 is a kind of structural representation of Inner for dry cleaner bonnet of the invention.
Label declaration in schematic diagram：
1st, strip is raised；2nd, groove I；3rd, osculum；4th, groove II；5th, projection I, 6, flange；7th, raised II.
Specific embodiment
To further appreciate that present disclosure, the present invention is described in detail with reference to the accompanying drawings and examples.
Embodiment 1
As shown in figure 1, a kind of Inner for the dry cleaner bonnet of the present embodiment, including lib, lib it is cylindrical
It is provided with flange 6 week, the center of lib is provided with raised the II 7 of annular, and equably diverging has along around projection II 7
The strip projection 1 of more than 3, and strip projection 1 extends radially to groove I 2, two neighboring strip projection 1 along lib
Between be provided with equal number of and arrangement identical osculum 3, between two neighboring strip projection 1 and along the radial direction of lib
It is provided with osculums 3 more than 8 rows, and osculum 3 positioned at same row is located on same circumference, strip projection 1, raised I 5 and convex
It is the projection that surface is arc surface to play II 7, and specifically equably diverging has 5 strips around raised the II 7 of the present embodiment
Raised 1, it is provided with 88 osculums 3 between two neighboring strip projection 1, a diameter of 7.8 ~ 8.0mm of osculum 3, raised II 7,
The height of strip raised 1 and raised I 5 is 7.7 ~ 8.7mm, and specifically a diameter of 8.0mm of the osculum 3 of the present embodiment, convex
The height for playing II 7, strip raised 1 and raised I 5 is 8.7mm.
Groove I 2 sets around osculum 3 and is surround around groove I 2 and is provided with groove II 4, between groove II 4 and flange 6
Raised I 5 are provided with, the riveted holes being arranged circumferentially along groove, dish type are provided with raised II 7 grooves for being surrounded of above-mentioned annular
Body is connected through riveted holes thereon by rivet with the flange on internal barrel axle, and specifically internal barrel axle is first in the present embodiment
First it is fitted close with flange, it is impossible to have space, then needing nut torque spanner to be wrenched makes internal barrel axle be fastened with flange, no
Must occur loosen, crooked phenomenon, then nut is welded with flange using argon arc welding, finally by rivet by flange with it is rear
Lid riveting is tight, so as to realize that internal barrel axle is connected with bonnet.
It should be noted that：Internal barrel axle mounting flange is 32 ~ 38N with the locking torque of internal barrel axle；Flange and inner cylinder
Nut loosening need to be prevented after the nut check of cylinder axle at the uniform firmly spot welding two of nut end face；Internal barrel axle mounting flange with
Bonnet must use special tooling when riveting, and hole position should place correctly, and rivet round end covers that projection II 7 surrounded after need to being located at recessed
In side, rivet force is not less than 80kN, and rivet round end and flange must be with bonnet gaplesss.
In addition, internal barrel axle and flange are fastened, crooked phenomenon must not occur, if internal barrel axle out of plumb flange and its
Fastening, will cause that internal barrel axle drives bonnet to be produced when rotating when rotating crooked, the use of dry cleaner be influenceed, in order to keep away
Exempt from this phenomenon to occur, X-direction, Y in plane where internal barrel axle is decomposed into flange with the inclined degree of flange relatively
During direction（Now flange is parallel with bonnet）, it is necessary to control internal barrel axle X-direction circular runout within 1.5mm, control
The axial runout of Y-direction processed is within 2.0mm.
The groove I 2 of the present embodiment is gradually decreased with the distance between its two sides of the increase of its depth, and groove I 2
Two sides are arc surface, and its two sides and its underrun arc surface transition, and groove II 4 is identical with the structure of groove I 2,
Than the big 140 ~ 145mm of place diameter of a circle of groove I 2, the depth of groove I 2 and groove II 4 is the place diameter of a circle of groove II 4
8.2 ~ 9.2mm, on the one hand causes groove II 4 and the easy-formation in drawing process of groove I 2, is less prone to the phenomenons such as cracking, another
Face arc surface transition is simpler when other parts on bonnet and dry cleaner are assembled, convenient.
A kind of Inner for the dry cleaner manufacture method of bonnet of the present embodiment, its step is：
Step one, cut material：The aluminium plating zinc plate of clip a width of 680mm × 680mm long, the trade mark of aluminium plating zinc plate is DC53D+AZ；
Wherein, the thickness of aluminium plating zinc plate is strict in step one is controlled to 0.47 ~ 0.53mm, and aluminium plating zinc plate surface should cleaning, nothing
Greasy dirt, obvious dust, blackspot, corrosion, turn white, the phenomenon such as dezincification and substantially machinery scratches trace and seriously pulls trace, and aluminum-zinc alloy
Edges of boards edge is not allow for defect of colliding with, bend, and its front of aluminium plating zinc plate is coated with closely indigo plant film, the thickness of blue film for 0.09 ~
0.1mm。
Step 2, blanking：The mould on punch press is checked first, to wipe chip therein, then using 250 ~
The punch press of 300 T carries out blanking to the aluminium plating zinc plate in step one, obtains the blank of circle, specifically blanking in the present embodiment
Part otch burr height is not more than 0.05mm, on the one hand avoids burr higher in subsequent step because upper/lower die cannot
Tight matched moulds, influences the effect of punching press, causes waste product to produce, and bonnet is compressed on when on the other hand avoiding burr punching press higher
Surface, influences the surface quality of bonnet.
Step 3, stretching：To the tow sides uniform application saponification liquor of blank in step 2, then it is just placed on
The mould of 500 ~ 600 T hydraulic presses is stretched, and will be coated with closely indigo plant film one faces up, while blank is in oil pressure
Tensioning member is obtained in the presence of pressure of taking blame for others, the master cylinder pressure of machine, and the depth of groove I 2 and groove II 4 is detected with special gauge
It is whether qualified, and whether the height of raised II 7, strip raised 1 and raised I 5 qualified, the specifically hydraulic press of the present embodiment
Pressure of taking blame for others is 20Mpa, and master cylinder pressure is 22Mpa.
What deserves to be explained is：Due to the influence of the factors such as equipment, mould, sheet material during stretching, in drawing process
Sheet material is difficult sizing, and size is difficult to control, and sheet material is easily cracking, the problems such as spending is wiped on surface, and the present embodiment passes through aluminum-zinc alloy
The front of plate is coated with closely indigo plant film, and the thickness of blue film is 0.09 ~ 0.1mm, and is coated with saponification liquor on the top layer of blue film, is made
The blue film that saponification liquor must be coated with can be adsorbed closely in mold cavity in drawing process, you can be effectively guaranteed plating
The size of aluminium zine plate, and on the one hand using for saponification liquor play lubrication, on the one hand plays a part of cooling, so that effectively
Ensure that the surface quality of aluminium plating zinc plate after stretching；The front of aluminium plating zinc plate is coated with closely indigo plant film simultaneously so that upper and lower
The well-balanced stabilization in matched moulds gap during matched moulds, upper/lower die is walked and expects more smooth, is effectively guaranteed the quality of upper/lower die, is improve
The service life of upper/lower die.
In drawing process, in addition to the effect of 500 ~ 600 T hydraulic presses, blank also needs to the pressure of taking blame for others in hydraulic press
Superior in quality tensioning member can be just obtained in the presence of power, master cylinder pressure, the thickness according to the present embodiment aluminium plating zinc plate be 0.47 ~
The factors such as the feature of 0.53mm and stretching after-drawing part, control the pressure of taking blame for others of hydraulic press for 20Mpa, and master cylinder pressure is
22Mpa, the close matched moulds of upper/lower die, is effectively guaranteed the quality of tensioning member, a side when this kind of setting allows to stretch
Face avoid take blame for others pressure and master cylinder pressure pressure it is excessive when, cause the problem of tensioning member face checking；On the other hand avoid
When pressure of taking blame for others is too small with the pressure of master cylinder pressure, aluminium plating zinc plate pressure is not dead during stretching, cause asking for tensioning member surface wrinkling
Topic.
Step 4, punching：The mould on punch press is checked first, to wipe chip therein, then to step 3
In tensioning member using 250 ~ 300 T punch presses the position between two neighboring strip projection 1 and raised II 7 are surrounded it is recessed
Treatment is punched out in groove, osculum 3, riveted holes is stamped out, the size in the aperture of osculum 3 is then detected, pore size is detected
Be in order to avoid aperture it is unqualified when, be also easy to produce hole flanging burr when causing postorder hole flanging to process, influence hole flanging quality；
Step 5, flange：The mould on punch press is checked first, to wipe chip therein, then to shape in step 4
Into osculum 3 carry out being carried out at a crimping in hole flanging treatment and excircle to lib using 250 ~ 300 T punch presses
Reason obtains flange 6, and the position of osculum 3 is then smeared with husky gloves or silk stocking, carries out hole flanging quality testing, it is to avoid hole flanging quality
During difference, when causing bonnet with contact with clothing, clothing surface is abraded, finally obtain the bonnet of qualified 10KG；
What deserves to be explained is：The present embodiment is before the blanking of step 2, before the punching of step 4, before step 5 flange
Mould on punch press is checked, to wipe chip therein, the rag of clean not hair loss is selected in wiping process,
There is chip in mold cavity, can cause that the surface of bonnet produces the phenomenons such as impression, scratch when serious, reduce the qualified of bonnet
Rate.
Step 6, riveting：The riveted holes that flange on internal barrel axle is covered after being passed through by rivet are riveted with bonnet,
Wherein, the axis of internal barrel axle coincides with the axis of bonnet；
Step 7, vanning.
The material of the bonnet of the present embodiment is aluminium plating zinc plate, when there is overall deformation in process of production in bonnet, can
To carry out appropriate reparation, it is to avoid bonnet is unnecessary to be scrapped, in addition, aluminium plating zinc plate has corrosion resistance higher, work as zinc
When being worn, aluminium just forms one layer of aluminum oxide of densification, prevents corrosion resistance material from further corroding inside, and due to
The density of the density ratio Zn of 55%AL-Zn is small, and aluminium plating zinc plate price is low, is adapted to produce in enormous quantities, it is often more important that aluminium plating zinc plate has
There is relatively low yield tensile ratio（The ratio between yield limit and strength degree of material are referred to as yield tensile ratio）, low yield tensile ratio can not only reduce change
Shape drag, moreover it is possible to reduce corrugated tendency during drawing, reduces springback capacity after bending, improves the surface quality of bonnet.
The present embodiment uses the aluminium plating zinc plate of specific standard, by the parameter setting of specific pressing equipment, stamping mold
Use, and quality testing after each step in time excludes waste product so that the surface quality of Inner bonnet is significantly improved, and
The Inner generation of bonnet waste product is reduced, the Inner qualification rate of bonnet is improve.
By a kind of Inner for the dry cleaner above-mentioned manufacture method of bonnet, having for prepared Inner bonnet is following excellent
Performance：
Sampled by GB/T 2975-2008, sample preparation and experiment are carried out by the pertinent regulations of GB/T 228-2010, test temperature 20 ±
5 DEG C, result of the test, tensile strength, yield strength, elongation percentage meet the demand that bonnet is used, and the tension of 10KG bonnets is strong
Degree：28 ~ 29kg/mm2, yield strength：36 ~ 37kg/mm2, elongation percentage：30~31kg/mm².
Sampled by GB/T 2975-2008, according to GB/T 232-2010 sample preparations and experiment, when bending 180 °, 10KG bonnets
Bending place is not open, crackle and the phenomenon such as fracture.
Tested by the method for GB/T 2423.17-2008, the bonnet of 10KG without loss of gloss, get rusty, bubble, ftracture etc. no
Good phenomenon.
Schematical above that the present invention and embodiments thereof are described, the description does not have restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area
Art personnel enlightened by it, in the case where the invention objective is not departed from, is designed and the technical scheme without creative
Similar frame mode and embodiment, all should belong to protection scope of the present invention.
Claims (10)
1. a kind of Inner for dry cleaner bonnet, including lib, it is characterised in that on the excircle of the lib
It is provided with flange（6）, the center of the lib is provided with raised the II of annular（7）, and along raised II（7）Around equably
Diverging has the strip of more than 3 raised（1）, and strip is raised（1）Groove I is extended radially to along lib（2）, adjacent two
Individual strip is raised（1）Between be provided with it is equal number of and arrangement identical osculum（3）, the two neighboring strip projection（1）
Between and along the osculum being radially provided with more than 8 rows of lib（3）, and positioned at the osculum of same row（3）Positioned at same
On circumference, above-mentioned groove I（2）Around osculum（3）Set and groove I（2）Around around being provided with groove II（4）, it is described recessed
Groove II（4）With above-mentioned flange（6）Between be provided with raised I（5）, raised the II of above-mentioned annular（7）Edge is provided with the groove for being surrounded
The riveted holes that groove is arranged circumferentially, the lib is by rivet through the method on riveted holes thereon and internal barrel axle
Orchid is connected.
2. a kind of Inner for dry cleaner bonnet according to claim 1, it is characterised in that：Described raised II（7）'s
Equably diverging has 5 strip projections to surrounding（1）, the strip projection（1）, raised I（5）With raised II（7）It is that surface is
The projection of arc surface.
3. a kind of Inner for dry cleaner bonnet according to claim 2, it is characterised in that：The two neighboring strip
It is raised（1）Between be provided with 88 osculums（3）, the osculum（3）A diameter of 7.8 ~ 8.0mm.
4. a kind of Inner for dry cleaner bonnet according to claim 3, it is characterised in that：The groove I（2）With
The distance between its two sides of the increase of its depth gradually decrease, and groove I（2）Two sides be arc surface, and its both sides
Face and its underrun arc surface transition, the groove II（4）With groove I（2）Structure it is identical, the groove II（4）Place
Diameter of a circle compares groove I（2）Big 140 ~ the 145mm of place diameter of a circle.
5. a kind of Inner for dry cleaner bonnet according to claim 4, it is characterised in that：Described raised II（7）, it is long
Bar is raised（1）With raised I（5）Height be 7.7 ~ 8.7mm, the groove I（2）And groove II（4）Depth be 8.2 ~
9.2mm。
6. a kind of Inner for the dry cleaner manufacture method of bonnet as claimed in claim 5, it is characterised in that：Its step
For：
Step one, cut material：The aluminium plating zinc plate of clip a width of 680mm × 680mm long, the trade mark of the aluminium plating zinc plate is DC53D+
AZ；
Step 2, blanking：Blanking is carried out to the aluminium plating zinc plate in step one using the punch press of 250 ~ 300 T, falling for circle is obtained
Materials and parts；
Step 3, stretching：To the tow sides uniform application saponification liquor of blank in step 2, then it be just placed on 500 ~
The mould of 600 T hydraulic presses is stretched, while blank is drawn in the presence of pressure of taking blame for others, the master cylinder pressure of hydraulic press
Stretch part；
Step 4, punching：It is raised to two neighboring strip using 250 ~ 300 T punch presses to the tensioning member in step 3（1）Between
Position and raised II（7）Treatment is punched out in the groove for being surrounded, osculum is stamped out（3）, riveted holes, then detect
Osculum（3）The size in aperture；
Step 5, flange：To the osculum formed in step 4（3）Hole flanging treatment is carried out using 250 ~ 300 T punch presses and to disk
A crimping treatment is carried out on the excircle of shape body and obtains flange（6）, then smear osculum with husky gloves or silk stocking（3）'s
Position, carries out hole flanging quality testing, finally obtains qualified bonnet；
Step 6, riveting：The riveted holes that flange on internal barrel axle is covered after being passed through by rivet are riveted with bonnet, its
In, the axis of internal barrel axle coincides with the axis of bonnet；
Step 7, vanning.
7. the manufacture method of a kind of Inner for dry cleaner bonnet according to claim 6, it is characterised in that：Step one
The thickness of middle aluminium plating zinc plate is 0.47 ~ 0.53mm, and its front is coated with closely indigo plant film, the thickness of the blue film for 0.09 ~
0.1mm。
8. the manufacture method of a kind of Inner for dry cleaner bonnet according to claim 6, it is characterised in that：Step 2
Middle blank otch burr height is not more than 0.05mm.
9. the manufacture method of a kind of Inner for dry cleaner bonnet according to claim 6, it is characterised in that：In step
It is intended to check the mould on punch press before two blanking, before the punching of step 4, before step 5 flange, to wipe
Chip therein.
10. the manufacture method of a kind of Inner for dry cleaner bonnet according to claim 7, it is characterised in that：Step
For 20Mpa, master cylinder pressure is 22Mpa to the pressure of taking blame for others of hydraulic press in three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233940.0A CN106702670A (en) | 2016-12-28 | 2016-12-28 | Inner-barrel back cover for dry washers and manufacturing method of inner-barrel back cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233940.0A CN106702670A (en) | 2016-12-28 | 2016-12-28 | Inner-barrel back cover for dry washers and manufacturing method of inner-barrel back cover |
Publications (1)
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| CN107476018A (en) * | 2017-08-17 | 2017-12-15 | 青岛海尔洗衣机有限公司 | A kind of dryer |
| CN108746340A (en) * | 2018-07-11 | 2018-11-06 | 温州天五金制造有限公司 | A kind of stamping parts production technology |
| CN109746634A (en) * | 2017-11-05 | 2019-05-14 | 丹阳市景顺塑料制品有限公司 | A kind of production technology of large size oil drum oil pumping pump cover |
| CN109773423A (en) * | 2019-01-17 | 2019-05-21 | 广州番禺美特包装有限公司 | A kind of processing technology of aerosol top cover |
| CN111926532A (en) * | 2019-05-13 | 2020-11-13 | 博西华电器（江苏）有限公司 | Drum for washing machine, manufacturing method thereof and washing machine with same |
| CN113059316A (en) * | 2020-12-30 | 2021-07-02 | 广州耐谊通用设备有限公司 | Production line of expansion tank |
| EP4071292A1 (en) * | 2021-04-07 | 2022-10-12 | BSH Hausgeräte GmbH | A washing machine and a method for manufacturing a washing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476018A (en) * | 2017-08-17 | 2017-12-15 | 青岛海尔洗衣机有限公司 | A kind of dryer |
| CN109746634A (en) * | 2017-11-05 | 2019-05-14 | 丹阳市景顺塑料制品有限公司 | A kind of production technology of large size oil drum oil pumping pump cover |
| CN108746340A (en) * | 2018-07-11 | 2018-11-06 | 温州天五金制造有限公司 | A kind of stamping parts production technology |
| CN109773423A (en) * | 2019-01-17 | 2019-05-21 | 广州番禺美特包装有限公司 | A kind of processing technology of aerosol top cover |
| CN109773423B (en) * | 2019-01-17 | 2021-05-14 | 广州番禺美特包装有限公司 | Processing technology of aerosol top cover |
| CN111926532A (en) * | 2019-05-13 | 2020-11-13 | 博西华电器（江苏）有限公司 | Drum for washing machine, manufacturing method thereof and washing machine with same |
| CN111926532B (en) * | 2019-05-13 | 2024-04-12 | 博西华电器（江苏）有限公司 | Drum for washing machine, manufacturing method thereof and washing machine with drum |
| CN113059316A (en) * | 2020-12-30 | 2021-07-02 | 广州耐谊通用设备有限公司 | Production line of expansion tank |
| EP4071292A1 (en) * | 2021-04-07 | 2022-10-12 | BSH Hausgeräte GmbH | A washing machine and a method for manufacturing a washing machine |
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Application publication date: 20170524 |