JP5726981B2 - Pasting structure - Google Patents

Description

  The present invention relates to a sticking structure in which a sticking material attached to a patch is opposed to a counter member.

  In the following Patent Document 1, a cloth body is affixed to the surface of the tibia pad, and the cloth body faces the wall of the passenger compartment.

  However, wrinkles may occur in the cloth body, particularly when the cloth body is stuck to the surface of the tibia pad in a state where the cloth body is bent in the vertical direction.

JP 2009-241920 A

  In view of the above fact, an object of the present invention is to obtain a sticking structure that can prevent wrinkles from being generated on the sticking material.

The sticking structure according to claim 1, wherein the sticking structure is provided with a concave portion, and a sticking body provided with a sticking surface around the concave portion, and is attached to the sticking surface in a state bent in a sticking vertical direction parallel to the sticking surface. a patch that is, a, a counter body the patch is facing.

The sticking structure according to claim 2 is the sticking structure according to claim 1 , wherein an opening size of the concave portion is set so that the concave portion on the inner peripheral side in the bending of the sticking material in the sticking vertical direction is the concave portion on the outer peripheral side . It is larger than

The sticking structure according to claim 3 is the sticking structure according to claim 1 or 2 , wherein a part of the recess is opened outside the inner peripheral side when the sticking material is bent in the sticking vertical direction. ing.

  In the sticking structure according to claim 1, the sticking material is stuck on the sticking surface of the sticking body, and the sticking material is opposed to the opposing body.

  Here, the adhesive body is provided with a concave portion, and an adhesive surface is provided around the concave portion of the adhesive body. For this reason, it can suppress that a wrinkle which generate | occur | produces in the patch which is affixed on the sticking surface of a patch is absorbed by the recessed part of a patch, and a wrinkle generate | occur | produces in a patch. Thereby, it can suppress that a clearance gap generate | occur | produces between a sticking material, the opposing body, and the sticking surface of a sticking body by the wrinkles which generate | occur | produce in a sticking material, and can improve the appearance of the joint part of a facing body and a sticking body.

Further , the patch is stuck to the sticking surface of the patch in a state where the sticking material is bent in the sticking vertical direction parallel to the sticking surface. For this reason, wrinkles are likely to occur in the patch.

  Here, even in this case, wrinkles generated in the patch can be absorbed by the concave portions of the patch, so that wrinkles can be prevented from occurring in the patch, and the appearance of the mating portion between the opposing body and the patch is improved. it can.

In the sticking structure according to the second aspect , the opening size of the concave portion of the sticking body is set larger than the concave portion on the inner peripheral side in the bending in the sticking vertical direction of the sticking material compared to the concave portion on the outer peripheral side.

Here, since the wrinkles are likely to be generated in the patch as it goes to the inner peripheral side in the bending in the vertical direction of the patch, the wrinkles generated in the patch are effectively absorbed in the concave portions of the patch. And it can suppress effectively that wrinkles generate | occur | produce in a sticking material, and can improve the appearance of the match | combination part of an opposing body and a sticking body.

In the sticking structure according to the third aspect , a part of the recess is opened on the outer side on the inner peripheral side when the sticking material is bent in the sticking vertical direction.

Here, since the wrinkles are likely to be generated in the patch as it goes to the inner peripheral side in the bending in the vertical direction of the patch, the wrinkles generated in the patch are effectively absorbed in the concave portions of the patch. And it can suppress effectively that wrinkles generate | occur | produce in a sticking material, and can improve the appearance of the match | combination part of an opposing body and a sticking body.

It is sectional drawing (1-1 line sectional drawing of FIG. 2) seen from the right side which shows the principal part of the sheet | seat which concerns on embodiment of this invention. It is the reverse view seen from the front side which shows the seat back panel of the sheet | seat which concerns on embodiment of this invention. It is the expansion back view seen from the front side which shows the seat back panel of the sheet concerning the embodiment of the present invention. It is the perspective view seen from the left diagonal back which shows the sheet | seat which concerns on embodiment of this invention.

  FIG. 4 shows a perspective view of a seat 10 according to an embodiment to which the sticking structure of the present invention is applied as seen from the diagonally left rear. In the drawings, the front of the seat 10 is indicated by an arrow FR, the right side of the seat 10 is indicated by an arrow RH, and the upper side of the seat 10 is indicated by an arrow UP.

  The seat 10 according to the present embodiment is installed in the vehicle interior of the vehicle.

  As shown in FIG. 4, the seat 10 is provided with a seat main body 12 as an opposing body, and a vehicle occupant can be seated on the seat main body 12.

  A seat cushion 13 is provided at the lower part of the seat body 12, and the seat cushion 13 is disposed substantially horizontally. A seat back 14 as an opposing portion is provided at the rear portion of the seat body 12, and the seat back 14 stands up from the rear end of the seat cushion 13.

  As shown in FIGS. 1 to 4, a substantially rectangular plate-like seat back panel 16 as a sticking body is mounted on the rear side of the seat back 14, and each corner on the upper side of the seat back panel 16 is convex. It is curved into a shape. A predetermined number of substantially cylindrical mounting portions 16 </ b> A are integrally provided on the back side portion (front side portion) of the seat back panel 16, and the mounting portions 16 </ b> A protrude from the seat back panel 16. The predetermined number of mounting portions 16 </ b> A are mounted on the seat back 14, whereby the seat back panel 16 is mounted on the seat back 14, and the back surface of the seat back panel 16 is opposed to the rear surface of the seat back 14. .

  An edge 18 having a rectangular cross section is formed on the entire periphery of the back side portion of the seat back panel 16, and the edge 18 protrudes toward the seat back 14 and extends to the entire periphery of the seat back panel 16. Has been stretched.

  The back side portion of the seat back panel 16 is provided with a first pasting portion 20 as a convex portion constituting the pasting portion on the entire inner circumference side of the edge portion 18, and the first pasting portion 20 has a cross section. It has a triangular shape. The surface (front side surface) of the first sticking portion 20 is a first sticking surface 20A as an extending portion constituting the sticking surface, and the first sticking surface 20A is directed toward the inner peripheral side of the seat back panel 16. It is inclined in a direction toward the seat back 14 and is extended to the entire circumference of the seat back panel 16.

  The back side portion of the seat back panel 16 is provided with a second pasting portion 22 constituting the pasting portion on the entire inner circumference side of the first pasting portion 20, and the second pasting portion 22 has a triangular cross section. Has been. The second sticking portion 22 is formed with a plurality of outer concave portions 24 having a rectangular shape as viewed from the front, and the plurality of outer concave portions 24 are arranged at equal intervals in the circumferential direction of the seat back panel 16. Between the outer recessed part 24 and the outer recessed part 24, the outer convex part 26 of the front view rectangular shape as a convex part is formed, and the outer convex part 26 is made into plate shape (rib shape). The outer convex portion 26 is connected to the first pasting portion 20, and the outer convex portion 26 is reinforced by the first pasting portion 20.

  The surface (front side surface) of the second sticking portion 22 is a second sticking surface 22A constituting the sticking surface, and the second sticking surface 22A is constituted by an outer convex portion 26. The second pasting surface 22A is flush with the first pasting surface 20A, and the second pasting surface 22A is inclined in the direction toward the seat back 14 side toward the inner peripheral side of the seat back panel 16. . The width direction of the second pasting surface 22A and the opening width direction of the outer concave portion 24 are arranged along the circumferential direction of the seat back panel 16, and the opening width dimension of the outer concave portion 24 is the width dimension of the second pasting surface 22A. It is larger than

  The back side portion of the seat back panel 16 is provided with a third sticking portion 28 as a convex portion constituting the sticking portion on the entire inner circumference side of the second sticking portion 22. The cross section is rectangular. The third sticking part 28 is connected to the outer convex part 26 of the second sticking part 22, and the third sticking part 28 reinforces the outer convex part 26.

  The surface (front side surface) of the third sticking portion 28 is a third sticking surface 28A as an extending portion constituting the sticking surface, and the third sticking surface 28A is arranged in parallel to the surface direction of the seat back panel 16. At the same time, it extends all around the seat back panel 16 and is connected to the second pasting surface 22A of the second pasting portion 22.

  The back side portion of the seat back panel 16 is provided with a fourth sticking portion 30 constituting the sticking portion on the entire inner circumference side of the third sticking portion 28, and the fourth sticking portion 30 has a rectangular cross section. Has been. The fourth pasting portion 30 is formed with a plurality of rectangular inner concave portions 32 as front concave portions, and the inner concave portions 32 are formed at the corners on the upper side of the seat back panel 16 in particular. Are arranged at equal intervals in the circumferential direction. Between the inner concave portion 32 and the inner concave portion 32, a front-view rectangular inner convex portion 34 is formed as a convex portion, and the inner convex portion 34 has a plate shape (rib shape). The inner convex portion 34 is connected to the third sticking portion 28, and the inner convex portion 34 is reinforced by the third sticking portion 28.

  The surface (front side surface) of the fourth pasting portion 30 is a fourth pasting surface 30A that constitutes the pasting surface, and the fourth pasting surface 30A is constituted by an inner convex portion 34. The fourth pasting surface 30A is flush with the third pasting surface 28A, and the fourth pasting surface 30A is arranged in parallel to the surface direction of the seat back panel 16. The width direction of the fourth pasting surface 30A and the opening width direction of the inner concave portion 32 are arranged along the circumferential direction of the seat back panel 16, and the opening width dimension of the inner concave portion 32 is the width dimension of the fourth pasting surface 30A. It is larger than

  The back portion of the seat back panel 16 is provided with a reinforcing portion 36 on the entire inner circumference side of the fourth sticking portion 30, and the reinforcing portion 36 is formed in a plate shape (rib shape) having a rectangular cross section. Yes. The reinforcing portion 36 extends to the entire circumference of the seat back panel 16 and is connected to the inner convex portion 34 of the fourth sticking portion 30, and the reinforcing portion 36 reinforces the inner convex portion 34.

  The width of the first pasting surface 20A of the first pasting portion 20, the second pasting surface 22A of the second pasting portion 22, the third pasting surface 28A of the third pasting portion 28, and the fourth pasting surface 30A of the fourth pasting portion 30. The dimensions are the same. Moreover, the opening width dimension of the inner recessed part 32 of the 4th sticking part 30 is made larger than the opening width dimension of the outer recessed part 24 of the 2nd sticking part 22. FIG.

  A belt-like (sheet-like) non-woven fabric 38 as a sticking material is attached to the outer peripheral portion of the back surface of the seat back panel 16 over the entire periphery, and the non-woven fabric 38 has flexibility. The non-woven fabric 38 is provided in the fourth pasting portion 30 through the second pasting surface 22A of the second pasting portion 22 and the third pasting surface 28A of the third pasting portion 28 from the first pasting surface 20A of the first pasting portion 20. It arrange | positions in the range to the longitudinal direction intermediate part of 30 A of sticking surfaces, and the nonwoven fabric 38 is bent by the sticking direction (thickness direction) in the boundary position of the 2nd sticking part 22 and the 3rd sticking part 28. (Bent)

  The nonwoven fabric 38 is in a natural state before being attached to the seat back panel 16 and has a long rectangular shape (a shape drawn in a straight line). For this reason, when the nonwoven fabric 38 is affixed to the seat back panel 16, particularly at each corner position on the upper side of the seat back panel 16, the inner peripheral side of the seat back panel 16 (perpendicular direction (surface direction of the nonwoven fabric 38)). )) Is bent.

  The nonwoven fabric 38 has elasticity in the thickness direction, for example, and can be contracted in the thickness direction. The nonwoven fabric 38 is brought into contact with (opposed to) the rear surface of the seat back 14, and The contact with the seat back 14 is suppressed. Thus, the nonwoven fabric 38 suppresses the generation of abnormal noise (contact noise and squeak noise) due to the seat back 14 and the seat back panel 16 being brought into contact with each other, particularly due to vibration during traveling of the vehicle.

  Next, the operation of this embodiment will be described.

  In the sheet 10 having the above-described configuration, the first pasting surface 20A of the first pasting portion 20 to the second pasting surface 22A of the second pasting portion 22 and the third pasting portion 28 in the outer peripheral portion of the back surface of the seat back panel 16. The nonwoven fabric 38 is affixed in the range to the longitudinal direction intermediate part of the 4th sticking surface 30A of the 4th sticking part 30 via the sticking surface 28A.

  Here, in the seat back panel 16, an outer recess 24 is formed in the second sticking portion 22, and the second sticking surface 22A is disposed on both sides in the width direction of the outer recess 24 (circumferential direction of the seat back panel 16). A first pasting surface 20A and a third pasting surface 28A are arranged on both sides of the outer recess 24 in the longitudinal direction (the radial direction of the seat back panel 16). Further, an inner recess 32 is formed in the fourth pasting portion 30, and the fourth pasting surface 30 </ b> A is arranged on both sides in the width direction (the circumferential direction of the seat back panel 16) of the inner recess 32 and the longitudinal direction ( 28 A of 3rd sticking surfaces are arrange | positioned in the seat back panel 16 radial direction) one side. For this reason, the wrinkles generated in the nonwoven fabric 38 attached to the seat back panel 16 are absorbed by the outer recessed portion 24 and the inner recessed portion 32, so that generation of wrinkles in the nonwoven fabric 38 can be suppressed. Thereby, it can suppress that the unevenness | corrugation by wrinkles generate | occur | produces in the nonwoven fabric 38, the nonwoven fabric 38, the seat back 14, and the seat back panel 16 (1st sticking surface 20A, 2nd sticking surface 22A, 3rd sticking surface 28A, and 4th. It is possible to suppress the occurrence of a gap (floating) between the pasting surface 30A), the appearance of the mating portion of the seat back 14 and the outer periphery of the seat back panel 16 can be improved, and the appearance of the seat 10 can be improved. Furthermore, even when the seat back panel 16 is transparent, the appearance of the portion of the seat back panel 16 to which the nonwoven fabric 38 is stuck can be improved, and the appearance of the seat 10 can be further improved. Moreover, in the operation of attaching the nonwoven fabric 38 to the seat back panel 16, the operation of reapplying the nonwoven fabric 38 due to the generation of wrinkles on the nonwoven fabric 38 can be suppressed, the number of work steps can be reduced, and the productivity of the sheet 10 can be improved.

  Further, since each corner on the upper side of the seat back panel 16 is curved in a convex shape, the nonwoven fabric 38 is bent toward the inner peripheral side of the seat back panel 16 particularly at each corner position on the upper side of the seat back panel 16. As a result, wrinkles are likely to occur in the nonwoven fabric 38.

  Here, even in this case, wrinkles generated in the non-woven fabric 38 as described above are absorbed by the outer concave portion 24 and the inner concave portion 32, so that generation of wrinkles in the non-woven fabric 38 can be suppressed.

Further, the opening width dimension of the inner recess 32 on the inner peripheral side of the seat back panel 16 ( the inner peripheral side when the nonwoven fabric 38 is bent toward the inner peripheral side) is the outer peripheral side of the seat back panel 16 (the sheet of the nonwoven fabric 38). It is made larger than the opening width dimension of the outer concave portion 24 on the outer peripheral side in the bending toward the inner peripheral side of the back panel 16 .

  Here, wrinkles are likely to occur in the nonwoven fabric 38 as it goes toward the center of curvature of the nonwoven fabric 38 (inner circumferential side of the seat back panel 16). It is possible to effectively suppress wrinkles from being generated in the nonwoven fabric 38 by being effectively absorbed into the nonwoven fabric 38.

And the nonwoven fabric 38 is affixed to the longitudinal direction intermediate part of the 4th sticking surface 30A of the 4th sticking part 30, and a part of inner recessed part 32 is the curvature center side edge of the nonwoven fabric 38 (in the seat back panel 16 of the nonwoven fabric 38). The inner side of the seat back panel 16 is opened from the outer side of the inner side in bending toward the peripheral side . For this reason, the wrinkles generated in the non-woven fabric 38 on the curvature center side of the non-woven fabric 38 are more effectively absorbed by the inner recesses 32, so that the generation of wrinkles in the non-woven fabric 38 can be more effectively suppressed.

  In addition, the first sticking surface 20A of the first sticking part 20 is extended in the circumferential direction of the seat back panel 16 (curvature circumferential direction of the non-woven cloth 38) at the curvature circle outer peripheral side end position of the nonwoven fabric 38, and the third sticking part. 28 A third sticking surface 28 </ b> A is extended in the circumferential direction of the seat back panel 16 (the circumferential direction of curvature of the nonwoven fabric 38) at an intermediate position in the width direction of the nonwoven fabric 38. For this reason, the nonwoven fabric 38 can be effectively (strongly) affixed to the seat back panel 16 by affixing the nonwoven fabric 38 to the first affixing surface 20A and the third affixing surface 28A.

  In the present embodiment, the seat back panel 16 is provided with the first pasting portion 20 (first pasting surface 20A) and the third pasting portion 28 (third pasting surface 28A). However, at least one of the first pasting portion 20 (first pasting surface 20A) and the third pasting portion 28 (third pasting surface 28A) may not be provided on the seat back panel 16.

  Further, in the present embodiment, the sticking surfaces are arranged on both sides in one direction of the outer recess 24 (recess portion) and on both sides in the other direction (perpendicular direction of one direction), and one direction both sides of the inner recess 32 (recess portion) and the other direction. An affixing surface was placed on the side. However, the affixing surface may be disposed only on one side in one direction of the recess, and further, the affixing surface may be disposed only on one side in one direction and the other direction in the recess.

  In this embodiment, the patch of the present invention is a nonwoven fabric 38. However, the patch of the present invention may be felt or urethane.

  Furthermore, in the present embodiment, the present invention is applied to the sheet 10. However, the present invention may be applied to other than the sheet 10.

10 Sheet (Attachment structure)
12 Seat body (opposite body)
16 Seat back panel (attachment)
20A 1st pasting surface (pasting surface, stretched part)
22A Second sticking surface (sticking surface)
24 Outer recess (recess)
28A Third sticking surface (sticking surface, stretched part)
30A 4th pasting surface (pasting surface)
32 Inner recess (recess)
38 Nonwoven fabric (paste material)

Claims (3)

A patch provided with a recess, and a sticking surface provided around the recess;
A sticking material attached to the sticking surface in a state bent in a sticking vertical direction parallel to the sticking surface;
A counter body the patch is opposed,
Affixing structure with The sticking structure according to claim 1, wherein an opening size of the concave portion is larger than the concave portion on the outer peripheral side in the concave portion on the inner peripheral side when the adhesive material is bent in the vertical direction of sticking. The sticking structure according to claim 1 or 2 , wherein a part of the concave portion is opened on an outer side on an inner peripheral side when the sticking material is bent in the sticking vertical direction .

Images