CN209644411U - A kind of sponge cushion and molding die - Google Patents

Abstract

The utility model discloses a kind of sponge cushion and molding dies, the sponge cushion includes sponge cushion main body and skeleton, skeleton has the U-shaped cross bar of horizontal arrangement, the upper end of cross bar middle section position is provided with vertical pole, the lower end of cross bar middle section position is provided with mounting plate, and the lower end of mounting plate is provided with mounting base, and the lower end of mounting base is preset with threaded mounting hole, the end at cross bar both ends is provided with handrail, and the front end of handrail, which is provided with, extends out head；The mold has lower die and upper mold, has the forming cavity with sponge cushion external shape fits in lower die, and can be closed by upper mold, and the lower end surface of upper mold has the installation bolt of mounting framework.The sponge cushion can be supported elbows by extending out head when in use, bear external force, the sponge that can effectively avoid handrail front end collapses, and mounting plate can be coated by sponge, solve the problems, such as that traditional structure middle skeleton lower end appears and sponge cushion upper and lower side feel difference is big, it is practical.

Description

A kind of sponge cushion and molding die

Technical field

The utility model belongs to sponge technical field, and in particular to a kind of sponge cushion and the mold for forming the cushion.

Background technique

Sponge cushion is a kind of thing to sit on using sponge riser comfort level.Traditional sponge cushion has a seat mostly Position, without armrest, experience sense is poor.And a small number of sponge cushions with armrest can be divided into two kinds, one is independences The handrail of setting, use timber or steel be made splice again in sponge cushion spell two sides, product aesthetics is poor, and comfort compared with Difference；Another kind be in extending vertical flank to two sides on the skeleton in sponge cushion, be packed into together with skeleton in mold at Type chamber carries out sponge foaming modeling, since the sitting posture habit of most people is liked for elbows being hooked in handrail front end, and this The no targetedly structure of the flank being used to support inside the handrail of class sponge cushion, so with using, the sea of handrail front end Silk floss meeting collapses down, service life is short, and usage experience sense is poor.

In addition, in order to realize that sponge cushion is concordantly extra large in the skeleton in the installation in support leg or other pedestals, sponge cushion Simultaneously threaded hole is arranged in the lower end surface of continuous cushion, so, the lower end of the sponge of sponge cushion and uncoated skeleton, product aesthetics Difference.For pursuing the user of high quality, because the upper and lower side feel difference of sponge cushion is big, it is satisfied that user can be greatly reduced Degree.

Utility model content

To solve the above-mentioned problems, the utility model provides the sponge of the front end portion setting specific structure of a kind of pair of handrail Cushion coats skeleton lower end also by sponge and at the same time improving skeleton structure.

The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of sponge cushion comprising vertical to cut Skeleton of the face at the sponge cushion main body of U-shaped with setting in the inner, the skeleton have more U-shaped cross bars of horizontal arrangement, institute The left and right ends for stating cross bar are bent upwards extension, and the upper end of cross bar middle section position is provided with more vertical poles and is fixed by vertical pole more Relative position between root cross bar, the lower end of cross bar middle section position are provided with mounting plate, and the lower end of the mounting plate is provided with flat Multiple mounting bases in neat sponge cushion lower body face, the lower end of mounting base are preset with the screw thread peace for exposing to sponge cushion main body Hole is filled, and the end at the cross bar both ends is provided with handrail, the front end of handrail, which is provided with, extends out head.

Preferably, described extend out is provided with magnet on head.

Preferably, the middle section position of the cross bar is downwardly convex arc-shaped rod structure.

Preferably, the lower end of the sponge cushion main body is equipped with pedestal by threaded mounting hole.

Preferably, the mounting base is downwardly convex hemispherical dome structure, and the upper end of the pedestal has to be adapted to therewith Interior concave spherical surface.

Preferably, the vertical pole is the arc-shaped rod structure to raise upward, and vertical pole can occur downwards under external force Certain elastic deformation.

Preferably, the lower end surface of the vertical pole is installed on cross bar by support column, and the support column is cylindrical structure, And the upper and lower side of support column is seamlessly transitted with vertical pole and cross bar respectively.

A kind of molding die for above-mentioned sponge cushion comprising lower die and the upper mold that lower die upper end can be covered on, institute State in lower die have with sponge cushion external shape fits, inverted U-shaped forming cavity, and can be closed by upper mold, the upper mold Lower end surface has the installation bolt being adapted to threaded mounting hole, is suspended from into so that skeleton is fixed in upper mold by installation bolt Type is intracavitary.

Preferably, the upper mold offers the gas vent of connection forming cavity, is provided with dust hood above upper mold, the dust suction Cover is connected with dust-extraction unit, keeps a fixed spacing between the side and upper mold of dust hood.

The beneficial effects of the utility model are: the front end setting of handrail extends out head, it when in use can be by extending out head Elbows are supported, bear external force, the sponge that can effectively avoid handrail front end collapses, and the lower end setting of skeleton is convex The mounting base risen, is arranged threaded mounting hole in the mounting base, and mounting plate can be coated by sponge, be solved in traditional structure The problem that skeleton lower end appears and sponge cushion upper and lower side feel difference is big is conducive to promote usage experience, practical.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples:

Fig. 1 is the overall structure diagram of sponge cushion in the utility model；

Fig. 2 is the position view of the handrail of sponge cushion in the utility model；

Fig. 3 is the structural schematic diagram of mold in the utility model.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention, But it is merely representative of the selected embodiment of the utility model.

Referring to Figures 1 and 2, the utility model discloses a kind of sponge cushion comprising vertical section at U-shaped sponge cushion The skeleton 2 of main body 1 and setting in the inner, the skeleton 2 have more U-shaped cross bars 3 of horizontal arrangement, the left and right of the cross bar 3 Both ends are bent upwards extension, the upper end of 3 middle section position of cross bar be provided with more vertical poles 7 and by the fixed more cross bars 3 of vertical pole 7 it Between relative position, the lower end of 3 middle section position of cross bar is provided with mounting plate 4, and the lower end of the mounting plate 4 is provided with concordant sea Multiple mounting bases 6 of continuous 1 lower end surface of main seat body, the lower end of mounting base 6 is preset with the screw thread for exposing to sponge cushion main body 1 Mounting hole 5, and the end at 3 both ends of the cross bar is provided with handrail 10, the front end of handrail 10, which is provided with, extends out first 9.

In this way, first 9 are extended out by the setting in the front end of handrail 10, it when in use can be by extending out first 9 opponent ancon Divide and be supported, bear external force, the sponge that can effectively avoid handrail front end collapses, and the peace of the lower end setting protrusion of skeleton 2 Seat 6 is filled, threaded mounting hole 5 is set in the mounting base 6, and mounting plate 4 can be coated by sponge, solve bone in traditional structure The problem that 2 lower end of frame appears and sponge cushion upper and lower side feel difference is big is conducive to promote usage experience, practical.

Further, described extend out is provided with magnet on first 9.The magnet, which is mechanically fixed on, to be extended out on first 9, such as Insertion is threadedly coupled, clamping etc., to avoid falling off or shifting due to skeleton 2 is packed into mold the high temperature when the sponge molding.Such as This, can realize magnetic therapy functions, and hide in handrail, being conducive to the overall beautiful of sponge cushion by the magnet.

Preferably, the lower end of the sponge cushion main body 1 is equipped with pedestal or support leg by threaded mounting hole 5.It considers In use, the bolt between sponge cushion main body and pedestal or support leg for being connected and fixed is by the same of vertical gravity When, it is also possible to it will receive horizontal shearing force, and the diameter of the usually bolt and little, it needs to increase mounting base to increase 5 size of threaded mounting hole on 6, and then increase the size of mounting base 6, it so can then reduce the beneficial effect of foregoing teachings.For This, sets downwardly convex hemispherical dome structure for the mounting base 6 in the present embodiment, and the upper end of pedestal or support leg has therewith The interior concave spherical surface of adaptation.In this way, when by shearing force, due to multiple mounting bases 6, can by mounting base 6 and pedestal or Mating spherical surfaces between support leg offset shearing force, reduce the intensity requirement to bolt, so the diameter of bolt is smaller to be influenced Connective stability between sponge cushion main body 1 and pedestal or support leg.In addition, the mounting base 6 of above structure setting, also has Conducive to the positioning between sponge cushion main body 1 and pedestal or support leg, accelerate installation, improves production efficiency.

Also, the middle section position of cross bar 3 described in the present embodiment is downwardly convex arc-shaped rod structure.It can will so hold The gravity received effectively is directed on the pedestal or support leg of lower end, to prevent self-deformation, is conducive to extend service life.

Notch distortion under having used meeting long due to sponge cushion on the market again, in order to overcome the problems, such as this, it is preferred that described vertical The lower end surface of bar 7 is installed on cross bar 3 by support column 8, and the support column 8 is cylindrical structure, and the upper and lower side of support column 8 It is seamlessly transitted respectively with vertical pole 7 and cross bar 3, and the vertical pole 7 is the arc-shaped rod structure to raise upward, and vertical pole 7 can be outside Certain elastic deformation occurs downwards under power effect.

In this way, carrying gravity by vertical pole 7, vertical pole 7 can occur downwards one when user is sitting in sponge cushion body upper Setting becomes, so will not influence comfort level, and behind user rises, vertical pole 7 can restore deformation, and sponge can effectively be overcome to sink Problem prolongs the service life.Also, sponge can be also filled between vertical pole 7 and cross bar 3, so the service life of vertical pole 7 Extended.In addition, the support column 8 between vertical pole 7 and cross bar 3 is cylindrical structure, and upper and lower side seamlessly transits, and is installing When being formed in mold, being conducive to sponge flowing and be completely filled with, centre will not leave behind biggish bubble, so can be improved The quality of sponge cushion.

In order to produce above-mentioned sponge cushion, the present embodiment further discloses a kind of molding die, for forming above structure Sponge cushion, as shown in Figure 3 comprising lower die 11 and the upper mold 12 that 11 upper end of lower die can be covered on, tool in the lower die 11 There is with sponge cushion external shape fits, inverted U-shaped forming cavity, and can be closed by upper mold 12, the lower end surface of the upper mold 12 With the installation bolt being adapted to threaded mounting hole 5, molding is suspended from so that skeleton 2 to be fixed in upper mold 12 by installation bolt It is intracavitary.

Preferably, the upper mold 12 offers the gas vent 14 of connection forming cavity, and the top of upper mold 12 is provided with dust hood 13, which is connected with dust-extraction unit, keeps a fixed spacing between the side and upper mold 12 of dust hood 13.The dust-extraction unit Using on the market vacuum cleaning equipment or exhaust fan structure.

In this way, opening upper mold 12, skeleton 2 is mounted on to the lower end surface of upper mold 12, then upper mold 12 is covered to merge and is fixed It in the upper end of lower die 11, is suspended from skeleton 2 in forming cavity, is re-filled with sponge raw material later and carries out foaming.In forming process In, the chemical odor of the air and sponge raw material itself in forming cavity passes through dust suction by dust-extraction unit after the discharge of gas vent 14 Cover 13 extracts in time, improves working environment, is conducive to workers ' health, also, at a distance of certain between dust hood 13 and upper mold 12 Distance, the suction force of dust hood 13 are difficult to act in forming cavity by gas vent 14, will not influence the foaming of sponge.

Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes Type or replacement are all contained in range set by the claim of this application.

Claims (9)

1. a kind of sponge cushion, which is characterized in that the bone including vertical section at the sponge cushion main body of U-shaped and setting in the inner Frame, the skeleton have more U-shaped cross bars of horizontal arrangement, and the left and right ends of the cross bar are bent upwards extension, cross bar middle section The upper end of position is provided with more vertical poles and by the relative position between the fixed more cross bars of vertical pole, under cross bar middle section position End is provided with mounting plate, and the lower end of the mounting plate is provided with multiple mounting bases in concordant sponge cushion lower body face, installation The lower end of seat is preset with the threaded mounting hole for exposing to sponge cushion main body, and the end at the cross bar both ends is provided with handrail Bar, the front end of handrail, which is provided with, extends out head.

2. a kind of sponge cushion as described in claim 1, which is characterized in that described extend out is provided with magnet on head.

3. a kind of sponge cushion as described in claim 1, which is characterized in that the middle section position of the cross bar is downwardly convex Arc-shaped rod structure.

4. a kind of sponge cushion as described in claim 1, which is characterized in that the lower end of the sponge cushion main body passes through screw thread Mounting hole is equipped with pedestal.

5. a kind of sponge cushion as claimed in claim 4, which is characterized in that the mounting base is downwardly convex hemispherical junction Structure, the upper end of the pedestal have the interior concave spherical surface being adapted to therewith.

6. a kind of sponge cushion as described in claim 1, which is characterized in that the vertical pole is the arc-shaped rod knot to raise upward Structure, and certain elastic deformation can occur downwards under external force for vertical pole.

7. a kind of sponge cushion as described in claim 1, which is characterized in that installed by support column the lower end surface of the vertical pole In on cross bar, the support column is cylindrical structure, and the upper and lower side of support column is seamlessly transitted with vertical pole and cross bar respectively.

8. a kind of molding die for any sponge cushion of claim 1 to 7, which is characterized in that including lower die and Can be covered on the upper mold of lower die upper end, have in the lower die with sponge cushion external shape fits, inverted U-shaped forming cavity, and It can be closed by upper mold, the lower end surface of the upper mold has the installation bolt being adapted to threaded mounting hole, to pass through installation bolt Skeleton is fixed in upper mold and is suspended from forming cavity.

9. a kind of molding die as claimed in claim 8, which is characterized in that the upper mold offers the exhaust of connection forming cavity Hole is provided with dust hood above upper mold, which is connected with dust-extraction unit, keeps one between the side and upper mold of dust hood Fixed spacing.