CN106004581B - Vehicle seat used foam molding, vehicle seat used headrest and vehicle seat used handrail - Google Patents
Vehicle seat used foam molding, vehicle seat used headrest and vehicle seat used handrail Download PDFInfo
- Publication number
- CN106004581B CN106004581B CN201610171375.3A CN201610171375A CN106004581B CN 106004581 B CN106004581 B CN 106004581B CN 201610171375 A CN201610171375 A CN 201610171375A CN 106004581 B CN106004581 B CN 106004581B
- Authority
- CN
- China
- Prior art keywords
- epidermis
- aforementioned
- foaming
- shape
- vehicle seat
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/80—Head-rests
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/75—Arm-rests
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
Technical problem to be solved by the present invention lies in making the foam moldings such as the epidermotropic internal headrest that is resin expanded and hardening and be configured to set shape injected, prevent resin from being oozed out from epidermis.The cushion pad of set shape is formed after with foaming(3)And covering cushion pad(3)Epidermis(4)Headrest(1)In, epidermis(4)With covering cushion pad(3)Main part(8)And from main part(8)The extension of stretching(9), epidermis(4)Main part(8)And epidermis(4)Extension(9)Boundary part A be sewn as curve shape, such as round.
Description
Technical field
The present invention relates to it is vehicle seat used rest the head on, vehicle seat used handrail etc. is vehicle seat used is foamed into
Body.
Background technology
The foam molding of aforementioned vehicle seat be after forming the foaming of set shape after foaming resin by epidermis
The vehicle seat used utensil formed in the state of covering.The foam molding is such as headrest, handrail.Headrest is bearing
Be seated at it is vehicle seat used in seated person head vehicle utensil.Handrail be bearing be seated at it is vehicle seat used in just
The vehicle utensil of the arm of seat person.
(Patent document 1)
In the past, according to foam moldings such as the known headrests of patent document 1.It is built-in crutched in the foam molding
Epidermis is provided in shaping dies, Foamex raw material is injected into the epidermis, in the state for being built-in with pillar(It is embedded with
The state of pillar)Under so that Foamex raw material is foamed and harden, foam molding is consequently formed.
In the previous foam molding, for injecting the opening portion of Foamex raw material by a pair of of tongue piece(Stretch out
Portion)It is formed, Foamex raw material is injected into the inside of epidermis by the opening portion.The main part of epidermis with from the main part
The rectangular shape of boundary part of the tongue piece of stretching.
(Patent document 2)
In the past, by the known headrest with following structures of patent document 2:In the slit opening injected for foaming raw material
Pillar hole is provided on line.Epidermis for the headrest is with the master of resin after the foaming for forming set shape after covering foaming
Body portion and two pieces of laps as the extension stretched out from the main part.The main part of epidermis and epidermis
The boundary part of extension is stitched into rectangular-shaped.
(Patent document 3)
In the past, the headrest using foaminess resin is disclosed by patent document 3.In the headrest, by one to turn back
Protruding portion is formed and is open, Foamex raw material is injected to form headrest into epidermis by the opening.In the headrest, table
The boundary part of the protruding portion of skin and the main part of epidermis also rectangular shape.
(Patent document 4)
In the past, the headrest using foaminess resin is disclosed by patent document 4.In the headrest, has the ring of opening portion
Shape band portion is stretched out from the main part of epidermis.Pass through the epidermotropic internal injection Foamex raw material in the opening portion of the circumferential band portions.
In the headrest, the boundary part of the extension of epidermis and the main part of epidermis also rectangular shape.
As described above, in previous foam molding, such as Figure 11(a)And Figure 11(c)It is shown, by main part 102 and stretch
Go out portion 103 and forms epidermis 101.Figure 11(a)Epidermis 101 be state that the back side is presented on surface side.In Figure 11(a)In, it will
Surface side is translated into its surface by epidermis 101 across the opening 106 of extension 103, by extension 103 into main part 102
Portion folds into, and the surface that epidermis 101 is consequently formed is presented on the state of surface side.
Such as Figure 11(d)It is shown, epidermis 101 is pressed by pressing component 104 on one side, on one side by 105 break-through table of needle
Thus skin 101 carries out the quilting jobs to epidermis 101.Make needle 105(Referring to Fig.1 1(d))As shown by arrow B advance, thus into
Row Figure 11(a)In boundary part A before quilting jobs.
As described above, in previous foam molding, such as Figure 11(a)And Figure 11(c)It is shown, the main part of epidermis 101
102 are stitched into rectangular shaped with the boundary part A of the extension 103 of epidermis 101.That is, being sewed by right angle.It sews such as at the right angle
Under carry out describedly:Such as Figure 11(a)In arrow B shown in sutured after, be maintained at needle 105 at boundary part A(With reference to figure
11(d))The state fallen, such as Figure 11(b)Arrow C shown in rotate epidermis 101, then make sewing direction as shown by arrow D
Right angle changes.
If carrying out right angle sewing as described above, such as Figure 11(d)Label E shown in, pin hole can expand.If pin hole this
Sample expands, then passing through Figure 11(a)Opening 106 or other arbitrary portion inject foaming tree to the inside of epidermis 101
Fat raw material and further make the raw material foam when, it may occur that Foamex raw material from the pin hole to outside ooze out the case where.
If such exudation occurs, completed such as Figure 12 in the foaming and hardening that terminate foaming raw material(a)Head
When resting the head on 107, such as Figure 12(a)With 12(b)It is shown, in the boundary portion of the extension 103 of the main part 102 and epidermis 101 of epidermis 101
Divide the position of A(Make the widened position of pin hole since right angle is sewed)The exudation F that foaming raw material can occur, rest the head on 107 it is outer
It sees by prodigious damage.
Patent document 1:Japanese Unexamined Patent Publication 7-031759 bulletins.
Patent document 2:Japanese Unexamined Patent Publication 2000-153084 bulletins.
Patent document 3:Japanese Unexamined Patent Publication 2005-323761 bulletins.
Patent document 4:Japanese Unexamined Patent Publication 2007-050621 bulletins.
Invention content
The present invention is made in view of the above-described problem of existing apparatus, it is therefore intended that, epidermotropic for that will be used for
The opening of inside injection foaming raw material resin is formed in a part for epidermis and extension is arranged in a part for the epidermis
In foam molding, prevent foaming raw material resin in the epidermotropic external exudation of the boundary part of extension and main part.
Be related to the present invention vehicle seat used foam molding have form the foaming of set shape after foaming after set
Fat and the epidermis for covering resin after the foaming, which is characterized in that aforementioned epidermis has the main body of resin after the aforementioned foaming of covering
Portion and the extension stretched out from the main part, the main part of aforementioned epidermis and the boundary part of the extension of aforementioned epidermis are stitched
Resultant curve shape.
According to the present invention, because it is not square that the boundary part of the main part of epidermis and the extension of epidermis, which is stitched into,
Shape but curve shape, such as round, so pin hole will not expand.Therefore, when to injection foaminess resin inside epidermis,
And when foaminess resin being made to foam and harden, foaminess resin will not be oozed out from pin hole to outside.As a result, headrest,
The appearance of the foam moldings such as handrail will not be compromised because of the exudation of foaminess resin.
In one technical solution of vehicle seat used foam molding the present invention is concerned, aforementioned curve shape is
Curve shape as described below:It is not by making in the state of falling needle before being used as sewing piece in sewing machine sewing
The curve shape for stating epidermis rotation and changing sewing direction, but just capable of being formed by making needle continuously advance.
According to the technical solution, because epidermis need not be rotated to change sewing side in the state of falling needle
To so pin hole will not expand, therefore capable of further improving the effect for preventing foaminess resin from oozing out.
In other technical solutions of vehicle seat used foam molding the present invention is concerned, aforementioned curve shape
It is the shape of a round part.According to the technical solution, the effect for preventing foaminess resin from oozing out can be further improved.
In other other technical solutions the present invention is concerned, the radius of circle above-mentioned is 10mm or more.According to this
Technical solution can further improve the effect for preventing foaminess resin from oozing out.
Next, being set after being related to the foaming for forming set shape after vehicle seat used resting the head on of the invention has foaming
Fat and the epidermis for covering resin after the foaming, the head of the headrest bearing seated person of aforementioned vehicle seat, feature exist
The main part of resin and the extension stretched out by the main part, aforementioned epidermis after, aforementioned epidermis has and covers aforementioned foaming
Main part and the boundary part of extension of aforementioned epidermis be stitched into curve shape.
According to the present invention, it is not because the boundary part of the extension of the main part and epidermis of the epidermis of headrest is stitched into
Rectangular shaped but curve shape, such as round, so pin hole will not expand.Therefore, to injecting foaminess inside epidermis
When resin, and make foaminess resin foam and hardening when, foaminess resin will not from pin hole to outside ooze out.Its result
It is that the appearance of headrest will not be compromised because of the exudation of foaminess resin.
Next, the vehicle seat used handrail for being related to the present invention have form the foaming of set shape after foaming after set
Fat and the epidermis for covering resin after the foaming, the arm of the handrail support seated person of aforementioned vehicle seat, feature exist
The main part of resin and the extension stretched out from the main part, aforementioned epidermis after, aforementioned epidermis has and covers aforementioned foaming
Main part and the boundary part of extension of aforementioned epidermis be stitched into curve shape.
According to the present invention, it is not because the boundary part of the extension of the main part and epidermis of the epidermis of handrail is stitched into
Rectangular shaped but curve shape, such as round, so pin hole will not be extended.Therefore, it foams to injection inside epidermis
Property resin when, and make foaminess resin foam and hardening when, foaminess resin will not from pin hole to outside ooze out.Its result
It is that the appearance of handrail will not be compromised because of the exudation of foaminess resin.
According to the present invention, because of the side of the extension of the main part and epidermis of the epidermis of the foam moldings such as headrest, handrail
It is not rectangular shaped but curve shape that boundary part, which is stitched into, such as round, so pin hole will not expand.Therefore, to
Inside epidermis when injection foaminess resin, and foaminess resin is set to foam and when hardening, foaminess resin will not be from pin hole
It is oozed out to outside.As a result, the appearance of the foam moldings such as headrest, handrail will not be damaged because of the exudation of foaminess resin
Evil.
Description of the drawings
Fig. 1 is the vehicle for being denoted as being related to an embodiment of the vehicle seat used foam molding of the present invention
With the stereogram of an embodiment of the headrest of seat.
Fig. 2 is the process chart of an example of the manufacturing method for the headrest for indicating Fig. 1.
Fig. 3 is the vertical view of the state before the sewing for the epidermis for indicating that the headrest of Fig. 1 uses.
Fig. 4 be the headrest for the Fig. 1 that indicates to suture epidermis raw material shown in Fig. 3 and be formed the turning over of epidermis in do face
State stereogram.
Fig. 5 is to indicate that the stereogram of the state of surface side is translated on the surface by the epidermis of Fig. 4.
Fig. 6(a)It is the schematic diagram for the sewing processing for indicating curve shape as used in the present invention,(b)It is to indicate to stitch
Thread processing comparative example schematic diagram.
Fig. 7 be indicate be assembled in foaming and molding mold chamber in the stereogram of epidermis assembly that is set of state.
Fig. 8 is the stereogram for a process for indicating foaming and molding processing.
Fig. 9(a)It is the signal of an embodiment of the sewing processing for indicating curve shape as used in the present invention
Figure,(b)It is the stereogram of an example for the result for indicating sewing processing.
Figure 10 is the vehicle for being denoted as being related to the other embodiment of the vehicle seat used foam molding of the present invention
With the stereogram of an embodiment of the handrail of seat.
Figure 11 is the schematic diagram for indicating a process for manufacturing previous vehicle seat used expansion type adult.
Figure 12(a)It is the vertical of an example of the headrest of an example for being denoted as previous vehicle seat used foam molding
Body figure,(b)It is the figure for indicating the major part amplification of the headrest.
Specific implementation mode
(The embodiment of the headrest of an example as foam molding)
Hereafter by as the headrest of an example for the vehicle seat used foam molding for being related to the present invention as an example simultaneously
It is illustrated based on specific implementation mode.In addition, self-evident, the present invention is not limited to the embodiments.In addition, in this specification
Attached drawing in, for ease of understand indicate the position with feature, exist with the ratio different from actual component indicates tie
The case where structure element.
(The global shape of headrest)
Fig. 1 shows the vehicle of an embodiment as the vehicle seat used foam molding for being related to present invention use
The headrest of seat.The headrest 1 has:In the metal frame 2 of U-shaped or U-shaped, the work being set to around frame 2
Cushion pad 3,3 whole epidermis 4 of covering cushion pad for resin after foaming.
Frame 2 has:The interconnecting piece 2c of the column sections 2a and 2b, connection pillar portion 2a and the 2b that are stretched out outside to epidermis 4.
Cushion pad 3 is the resin for being formed as set shape after foaming and hardening as the polyurethane of foaminess resin.Epidermis 4 has
Have:Front epidermis component 4a, the right side epidermis component 4b for the people that takes one's seat on the right side of it, for the people that takes one's seat at it
The left side epidermis component 4c in left side.
(The manufacturing process of headrest)
The headrest 1 of Fig. 1 is manufactured according to the manufacturing method indicated in the form of process chart in such as Fig. 2.The manufacture
Method has:Epidermis production process P1, pretreatment procedure P2(That is, the production process of epidermis assembly), by epidermis assembly to
Process P3, polyurethane injection process P4, the product removal process P5 of shaping dies setting.
(Epidermis production process)
Epidermis production process P1 is the process for the epidermis 4 for making Fig. 1.Specifically, first, as shown in figure 3, from an epidermis
Front epidermis component 4a, the right side epidermis component 4b of set shape and left side epidermis component 4c are cut out respectively on raw material
Under.It is also determined as the frame insertion hole 7 in the hole for the frame 2 of Fig. 1 to be inserted into and injection nozzle insertion hole 14.Table
Skin raw material have the case where one layer and multilayer.One layer of epidermis raw material by such as textiles such as fabric, braided fabric, skin, synthesize
Leather etc.(Referred to hereinafter as " single layer raw material ")It is formed.
Two layers of raw material are that soft packing is laminated on single layer raw material for example above-mentioned(That is filler, pad etc.)And it is formed
Raw material.When covering cushion pad 3, soft packing is contacted with cushion pad 3.Soft packing is the polyurethane foam of such as 3 ~ 5mm thickness
Material.In addition, three layers of raw material are that laminated thin in the above is laminated after soft packing again for example on single layer raw material above-mentioned
Film and the raw material formed.When covering cushion pad 3, film is contacted with cushion pad 3.Film is such as polyurethane film and poly- second
Alkene film.The thickness of film is such as 30 ~ 50 μm.
In figure 3, after being bent centered on by front epidermis component 4a by line X0, by front epidermis component 4a, right side
Epidermis component 4b, left side epidermis component 4c are sutured along chain-dotted line G1, further by the lug 4d1 of front epidermis component 4a and
4d2 is sutured along chain-dotted line G2 each other, and epidermis 4 as shown in Figure 4 is consequently formed(The state in face is done in turning over).State shown in Fig. 4
It is that the inside of epidermis 4 is presented on the state of surface side, sewing thread G1 and sewing thread G2 are presented on surface side.By lug 4d1 and convex
Piece 4d2 forms the extension 9 stretched out from the main part 8 of epidermis 4 with the parts sutured sewing thread G2.In the extension 9, one
End side L between the sewing thread G2 of side and the sewing thread G2 of the other side is not sewn, but forms distal opening.In addition,
Root side K between the sewing thread G2 of side and the sewing thread G2 of the other side is not also sewn, but forms root opening.
Fig. 5 is to indicate to overturn back 4 inner table of epidermis by the root opening K and distal opening L of extension 9 shown in Fig. 4
The state come.That is, the state that Fig. 5 is indicated, which is the surface of epidermis 4, is presented on the state of surface side, sewing thread G1 and sewing thread G2 quilts
It is hidden in inboard.Although the extension 9 in Fig. 4, formed by lug 4d1,4d2 reaches the outside of the main part 8 of epidermis 4,
But in Figure 5, extension 9 is stretched out to the inside of the main part 8 of epidermis 4.
In Fig. 4, the boundary part A of the extension 9 of the main part 8 and epidermis 4 of epidermis 4 is stitched into curve shape.Tool
Body, as shown in figure 3, boundary part A is stitched into the shape of a round part.More specifically, boundary part A is stitched into circle
Substantially 1/4(The circle of 90 degree of sizes of angle)Shape.In addition, the radius of the circle is set to 10mm or more.
In the sewing of existing sewing machine, in the case where seam is the round of radius 10mm or more, such as Fig. 6(a)Institute
Show, sewing operation can be carried out while continuously moving sewing needle 5 glibly along the round.On the other hand, it is connecing
The radius of seam be less than 10mm in the case of, such as Fig. 6(b)It is shown, it is difficult to sew while continuously moving sewing needle
Operation, therefore it is generally necessary to often move set distance d just makes sewing piece rotation to change in the state of falling sewing needle 5
Become the sewing direction N of needle.If in this way, then at the position of rotation sewing piece, pin hole can all become larger anyway.But in this reality
It applies in mode, the radius of the curve shape of the seam of the boundary part A in Fig. 3 and Fig. 4 is set as 10mm or more, therefore on side
Boundary part A will not form big pin hole.
In general sewing machine sewing operation, using the outer edge line of sewing piece as label, by keeping needle outer along this
Edge line moves to carry out sewing processing.As a result, in the case where the seam of boundary part A is set as round as described above,
The outer edge line of epidermis corresponding with boundary part A 4 is preferably cut into the round that radius is 10mm or more in advance.Cause
This, in the present embodiment, the correspondence portion of used pattern in the front epidermis component 4a for determining Fig. 3 from a raw material
On point, it is pre-formed the round that radius is 10mm or more, then further according to the pattern by the boundary portion of front epidermis component 4a
A is divided to determine.
(Pre-treatment)
In the pretreatment procedure P2 of Fig. 2, the column sections 2a of the frame 2 of Fig. 1 or column sections 2b are inserted into the table of Fig. 5
The frame of skin 4 is inserted into a hole with hole 7, interconnecting piece 2c is further inserted into the inside of epidermis 4 as shown in Figure 7, so
Column sections 2a or 2b is extracted from another hole in frame insertion hole 7 afterwards, is set as two column sections 2a and 2b in epidermis 4
The state of external and interconnecting piece 2c in the inside of epidermis 4.It then, will be with than the slightly long length of opening K and being inserted into out
The relatively thin opening reshaping clamp 10 of the plate thickness of mouthful K(With reference to Fig. 5)It is inserted into the opening K of Fig. 7.Next, by injection nozzle 12
End be inserted into the inside of epidermis 4.Epidermis assembly 13 is made into as a result,.
(The process being arranged to shaping dies)
Next, in the process P3 of Fig. 2 being arranged to shaping dies, such as Fig. 8(a)It is shown, epidermis assembly 13 is set
It is placed in the intracavitary of foaming and molding mold 16.And next, such as Fig. 8(b)It is shown to close foaming and molding mold 16.Chamber is formed as
Meet the spill of the shape of desired headrest.
(Polyurethane injection process)
Next, in the polyurethane injection process P4 of Fig. 2, such as Fig. 8(b)It is shown, by the head 17 of polyurethane implanter
Shaping dies is pressed on, polyurethane is further injected into shaping dies.Further, it is completed in the injection of polyurethane
Afterwards, certain time is kept at normal temperatures.Polyurethane foam and hardening in epidermis 4 as a result, is formed and the chamber of shaping dies
The consistent polyurethane foaming body of shape.The shape of the polyurethane foaming body is the shape of expected headrest.
(Product removal process)
Next, in the product removal process P5 of Fig. 2, Fig. 8 is opened(b)Shaping dies 16, taking-up be built-in with foaming
Injection nozzle 12 and opening reshaping clamp 10 are further extracted, thus may be used by the epidermis assembly 13 of polyurethane resin afterwards
The finished goods of headrest 1 as shown in Figure 1 to obtain as foam molding.In the headrest 1, the main part 8 of epidermis 4 covers
Cushion pad 3 as the polyurethane foaming body of resin after foaming.Also, the extension 9 of epidermis 4 is stretched out to the inside of main part 8.
The extension 9 is by suturing two lug 4d1 and 4d2 of front epidermis component 4a shown in Fig. 3 along sewing thread G2
And it is formed.Although the extension 9 has root opening K and distal opening L, during cushion pad 3 foams, main part
Extension 9 in 8 is pushed by the cushion pad 3 to foam from upper and lower directions, and thus opening K and distal opening L in root is automatically closed
It closes.Therefore, the K and distal opening L that will not be open from root leaks out polyurethane resin.
In the headrest of the present embodiment of above description, as shown in figure 4, by the main part 8 of epidermis 4 and stretching for epidermis 4
The boundary part A for going out portion 9 is stitched into circular shape, i.e. curve shape.It is showed schematically if being easy-to-understand to, such as Fig. 9
It is shown.More specifically, boundary part A is stitched into the round that radius is 10mm or more.If it is assumed that the radius of seam is set
It is set to 10mm hereinafter, then such as Fig. 6(b)Shown, needing just on one side will sewing in the state of falling needle every shorter interval d
Object rotates and changes direction of advance and carry out stitching processing on one side.It so, then may when rotating sewing piece centered on by needle
Larger pin hole is formed on sewing piece.
If based in the boundary part A of the main part 8 of epidermis 4 and extension 9, there are the epidermises 4 of larger pin hole in this way
Epidermis assembly 13 as shown in Figure 7 is formed, and makes the headrest 1 of Fig. 1 according to the epidermis assembly 13, then in such as Fig. 8(b)
Shown in polyurethane injection and polyurethane can be oozed out from larger pin hole when forming process, result such as Figure 12(a)And Figure 12
(b)It is shown, there is the damaged possibility of appearance of headrest 1.
In contrast, if such as Fig. 9(a)And Fig. 9(b)Shown in present embodiment like that by boundary part A with continuous
Round sutures, i.e., is sutured with curve shape, then can prevent from generating larger pin hole, such as Fig. 9 in boundary part A(c)It is shown,
It will not be oozed out in the boundary part A polyurethane resins of extension 9 and main part 8, so as to aesthetically maintain headrest
Appearance.
(The embodiment of another handrail as foam molding)
Figure 10 is to be denoted as being related to helping for another embodiment of the vehicle seat used foam molding of the present invention
Hand.The handrail 51 has as 53 whole epidermis 54 of the cushion pad 53 of resin after foaming and covering cushion pad.Reference numeral
56 be cup holder.
Cushion pad 53 is the resin for being formed as set shape after foaming and hardening as the polyurethane of foaminess resin.
Epidermis 54 has:Front epidermis component 54a, right side epidermis component 54b, left side epidermis component 54c.From left and right side epidermis
Component 54b, 54c shaft member 55 outstanding can be rotatably supported on backrest(It is not shown)Rotation supporting portion, it is aforementioned
Backrest supports the back of seated person.
Epidermis 54 has:The main part 58 for covering cushion pad 53, is formed the extension 59 stretched out to the inside of main part 58
In the root of main part 58 and the boundary part of extension 59 opening K.The polyurethane resin of raw material as cushion pad 53 passes through
After root opening K or other arbitrary portions are injected into the inside of epidermis 54, foam and harden and formed as shown in the figure
Desired shape.
In the present embodiment, the boundary part A of main part 58 and extension 59 is also stitched into curve shape, such as round
Shape.The sewing operation can be carried out continuously along smooth sewing thread by having no need to change the direction of sewing needle.Therefore, exist
Larger pin hole is not present in boundary part A.Because larger pin hole is not present in boundary part A, by the K that is open by polyurethane tree
Fat injects, and when further polyurethane resin being made to foam, and can prevent from oozing out in boundary part A polyurethane.Its result
It is the handrail 51 that can obtain appearance looks elegant.
(Other embodiments)
Although as described above, listing preferred embodiment, the present invention will be described, the present invention is not limited to
The embodiment can carry out various changes in the invention scope recorded in claims.
For example, in the above-described embodiment, the present invention is applied to vehicle seat used headrest and vehicle seat used
Handrail.But it is also possible to apply the present invention to the arbitrary vehicle seat used utensil other than headrest and handrail.
Reference sign
1 headrest(Foaming forms body);2 frames;2a, 2b column sections;2c interconnecting pieces;3 cushion pads(It is set after foaming
Fat);4 epidermises;The fronts 4a epidermis component;The right sides 4b epidermis component;The left sides 4c epidermis component;4d1,4d2 lug;5
Sewing needle;7 frame insertion holes;8 main parts;9 extensions;10 opening reshaping clamps;12 injection nozzles;13 epidermis groups
Fill body;16 foaming and molding molds;The head of 17 polyurethane implanters;51 handrails(Foam molding);53 cushion pads(Foaming
Resin afterwards);54 epidermises;The fronts 54a epidermis component;The right sides 54b epidermis component;The left sides 54c epidermis component;55 axis
Component;56 cup holders;58 main parts;59 extensions;A boundary parts;F oozes out;G1 chain-dotted lines(Main part sewing thread);G2
Chain-dotted line(Extension sewing thread);K is open;L opening ports;N sewing directions;X0 folding lines.
Claims (6)
1. a kind of vehicle seat used foam molding has resin and covering after the foaming for forming set shape after foaming
The epidermis of resin after the foaming,
It is characterized in that,
Aforementioned epidermis has cover aforementioned foaming after resin main part and the extension that is stretched out from the main part,
The main part of aforementioned epidermis and the boundary part of the extension of aforementioned epidermis are stitched into curve shape,
Aforementioned epidermis is formed by one layer of material,
Foregoing boundary part be using when table reverses in aforementioned epidermis as the part on boundary,
Aforementioned curve shape is the curved shape for the radius that there is the sewing needle that sewing machine can be made to sew continuously to move glibly
Shape.
2. vehicle seat used foam molding as described in claim 1, which is characterized in that
The curve shape that aforementioned curve shape is discussed further below:It is not by the state for falling needle in sewing machine sewing
Under make the aforementioned epidermis rotation as sewing piece and change sewing direction, but just can be formed by making needle continuously advance
Curve shape.
3. vehicle seat used foam molding as claimed in claim 2, which is characterized in that
Aforementioned curve shape is the shape of a round part.
4. vehicle seat used foam molding as claimed in claim 3, which is characterized in that
The radius of circle above-mentioned is 10mm or more.
5. a kind of vehicle seat used headrest with resin after the foaming for forming set shape after foaming and covers the foaming
The epidermis of resin afterwards supports the head of seated person,
It is characterized in that,
Aforementioned epidermis has cover aforementioned foaming after resin main part and the extension that is stretched out by the main part,
The boundary part of the extension of the main part of aforementioned epidermis and aforementioned epidermis is stitched into curve shape,
Aforementioned epidermis is formed by one layer of material,
Foregoing boundary part be using when table reverses in aforementioned epidermis as the part on boundary,
Aforementioned curve shape is the curved shape for the radius that there is the sewing needle that sewing machine can be made to sew continuously to move glibly
Shape.
6. a kind of vehicle seat used handrail with resin after the foaming for forming set shape after foaming and covers the foaming
The epidermis of resin afterwards supports the arm of seated person,
It is characterized in that,
Aforementioned epidermis has cover aforementioned foaming after resin main part and the extension that is stretched out by the main part,
The boundary part of the extension of the main part of aforementioned epidermis and aforementioned epidermis is stitched into curve shape,
Aforementioned epidermis is formed by one layer of material,
Foregoing boundary part be using when table reverses in aforementioned epidermis as the part on boundary,
Aforementioned curve shape is the curved shape for the radius that there is the sewing needle that sewing machine can be made to sew continuously to move glibly
Shape.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015064847A JP6391514B2 (en) | 2015-03-26 | 2015-03-26 | Foam molded body for vehicle seat, headrest for vehicle seat, and armrest for vehicle seat |
JP2015-064847 | 2015-03-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106004581A CN106004581A (en) | 2016-10-12 |
CN106004581B true CN106004581B (en) | 2018-09-21 |
Family
ID=57082912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610171375.3A Active CN106004581B (en) | 2015-03-26 | 2016-03-24 | Vehicle seat used foam molding, vehicle seat used headrest and vehicle seat used handrail |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6391514B2 (en) |
CN (1) | CN106004581B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022120918A (en) * | 2021-02-08 | 2022-08-19 | 株式会社タチエス | Skin, molding and vehicle seat |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0133606Y2 (en) * | 1980-01-28 | 1989-10-12 | ||
US5150946A (en) * | 1990-02-20 | 1992-09-29 | Lear Seating Corporation | Automotive armrest with cupholder |
JPH06198093A (en) * | 1993-01-05 | 1994-07-19 | Juki Corp | Device for controlling margin for seam for sewing machine |
JP3592378B2 (en) * | 1994-08-28 | 2004-11-24 | 株式会社イノアックコーポレーション | Headrest and manufacturing method thereof |
JP3359179B2 (en) * | 1995-02-28 | 2002-12-24 | 株式会社タチエス | Armrest manufacturing method |
JP3142237B2 (en) * | 1995-06-16 | 2001-03-07 | 株式会社イノアックコーポレーション | Skin-integrated molded headrest and method of manufacturing the same |
DE19633749B4 (en) * | 1996-08-22 | 2005-03-03 | Tachi-S Co., Ltd., Akishima | headrest |
CN1080174C (en) * | 1997-10-29 | 2002-03-06 | 株式会社塔捷斯 | Method for making pillow |
JP2000016210A (en) * | 1998-06-30 | 2000-01-18 | Nippon Plast Co Ltd | Airbag |
JP4180470B2 (en) * | 2003-08-13 | 2008-11-12 | テイ・エス テック株式会社 | Headrest manufacturing method and headrest |
JP4381924B2 (en) * | 2004-08-09 | 2009-12-09 | テイ・エス テック株式会社 | Headrest |
JP3111584U (en) * | 2005-04-06 | 2005-07-28 | 伏見縫製株式会社 | Sheets |
JP4769514B2 (en) * | 2005-08-18 | 2011-09-07 | 日本発條株式会社 | Manufacturing method of headrest |
-
2015
- 2015-03-26 JP JP2015064847A patent/JP6391514B2/en active Active
-
2016
- 2016-03-24 CN CN201610171375.3A patent/CN106004581B/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP6391514B2 (en) | 2018-09-19 |
JP2016182910A (en) | 2016-10-20 |
CN106004581A (en) | 2016-10-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105939891A (en) | Vehicle seat and method of manufacturing vehicle seat | |
CN106394360B (en) | Vehicle interior member and preparation method thereof | |
US9566763B2 (en) | Method and apparatus for blind stitching a formed component and components formed from the method | |
CN106004583B (en) | Vehicle seat used foam molding, vehicle seat used headrest and vehicle seat used handrail | |
CN106004581B (en) | Vehicle seat used foam molding, vehicle seat used headrest and vehicle seat used handrail | |
US6663734B2 (en) | Method for forming a foamed product integral with trim cover assembly | |
US10259361B2 (en) | Forming of a stitch in a motor vehicle seat cover | |
CN106003526A (en) | Method of manufacturing foamed molded article for vehicle seat and manufacturing apparatus therefor | |
CN109649235B (en) | Vehicle seat | |
JP6889606B2 (en) | How to make a back pad with a headrest | |
JP5736576B2 (en) | Skin integrated foam molding headrest and method of manufacturing the same | |
JP6147580B2 (en) | Monolithic foam for vehicle and method for producing the same | |
JP2002120237A (en) | Skin integrated different hardness foamed product, and skin therefor | |
JP4180470B2 (en) | Headrest manufacturing method and headrest | |
JP2651712B2 (en) | Manufacturing method of perforated headrest | |
JP3727403B2 (en) | Manufacturing method of perforated headrest | |
JP6008368B2 (en) | Skin-integrated foam-molded product and manufacturing method thereof | |
JPH11244090A (en) | Facing for head rest | |
JP2747452B2 (en) | Manufacturing method of skin-integrated foam molded product and opening holder used therefor | |
JP2827035B2 (en) | Skin material for skin integral foam and skin integral foam product | |
JP6716812B2 (en) | METHOD FOR FORMING DECORATED STITCH, METHOD FOR MANUFACTURING SEAT SKIN MEMBER, AND SEAT SKIN MEMBER | |
KR20100011383U (en) | Process of processing mesh back for chair. | |
JP6092042B2 (en) | Back pad and back material for back pad | |
JPH1057645A (en) | Surface leather integrated head rest and its manufacturing method | |
JP2009102783A (en) | Method and apparatus for sewing cup base material, cup member, and brassiere having the cup base |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |