JP2015058807A - Resin upper frame - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve the problem that there is not a proper resin-made upper frame formed by molding a resin into the upper frame, though respective parts are sequentially resinified due to requirement for weight reduction in vehicle weight, improvement in accuracy, simplification of manufacturing work, or the like, though there is the invention relating to a resin bumper, a resin front panel and in addition there are disclosed patents relating to a resin bumper, a resin front panel, a fiber-reinforced upper frame, an upper panel, or the like.SOLUTION: A resin upper frame is constituted so that an installation hole for inserting a bracket or a support is opened in an installation part of the bracket or the support of the upper frame, in an upper frame of a seat frame, and locking means is provided in a side frame connection part of the upper frame, and a rib piece is also provided in a plurality in the whole upper frame, and simplification of manufacturing work/manufacture, speed-up and manpower-saving are attained, and a quality improvement such as high accuracy of a product, cost reduction, weight reduction and the looseness prevention can also be attained.

Description

  The present invention relates to an upper frame that constitutes a seat frame and supports a bracket of a headrest support, and relates to a resin upper frame obtained by molding the upper frame with a resin.

  As is well known, each part of the vehicle is made of resin sequentially from the viewpoint of reducing the weight of the vehicle, improving the accuracy, or simplifying the manufacturing operation. For example, as described in JP 06-305377 A, a resin bumper, as described in JP 10-029426 A, a resin front panel, or as described in JP 2013-14168 A, a fiber There is an invention related to a reinforced resin upper frame or an upper panel.

  However, there is no appropriate resin upper frame obtained by molding the upper frame with resin.

Japanese Patent Laid-Open No. 06-305377 JP 10-029426 A JP 2013-14168 A

In view of the above, the present invention achieves the following practicality by providing a resin upper frame obtained by molding an upper frame with a resin.
[A] Simplify, speed up, and save labor in manufacturing operations and manufacturing.
[B] Achieve product quality improvements such as higher accuracy, lower cost, lighter weight, and play prevention.
[C] A simple and reliable integration with welding and side panels.
[D] Eliminate CO2 and maintain the environment.
[E] By adjusting the size of the rib and its combination, strength adjustment and one-shot molding can be achieved, and the manufacturing time can be shortened and the cost can be reduced.
[F] Achieve factory inventory management and space saving.
[G] By simplifying the work, anyone can easily and reliably manufacture.

  In order to achieve the “a” to “g”, claims 1 to 9 are provided.

The invention of claim 1 is an upper frame of a seat frame,
A bracket or support insertion hole is provided in the upper frame bracket or support mounting portion, and a locking means is provided in the side frame connecting portion of the upper frame. And a resin upper frame having a plurality of rib pieces.

The invention of claim 2 is the upper frame of claim 1,
The locking means is a resin upper frame configured to have a locking projection, a locking hook or a holding projection, and a locking portion of an insertion hole, and a combination of at least two locking portions.

The invention of claim 3 is the upper frame of claim 1,
It is a resin upper frame configured to insert a reinforcing material made of metal or glass resin between the connection portion and the side frame.

The invention of claim 4 is the upper frame of claim 1,
The connecting portion is a resin upper frame configured to have a thin structure width in consideration of fitting and integrating the side frames.

The invention of claim 5 is the upper frame of claim 1,
It is a resin-made upper frame configured to be provided with fitting grooves at both end portions in the longitudinal direction of the connection portion, facing the longitudinal direction.

The invention of claim 6 is the upper frame of claim 1,
The upper frame is a resin upper frame having a structure in which a front frame and a rear frame are combined.

The invention of claim 7 is the upper frame of claim 1,
It is a resin upper frame configured such that the side frame can be assembled to the upper frame via the locking means with a single touch.

The invention of claim 8 is the upper frame of claim 1,
The upper frame is a resin upper frame having a structure in which a plurality of rib pieces are provided to make the frame portion of the upper frame thin or thin.

The invention of claim 9 is the upper frame according to claim 1, claim 6, or claim 8, wherein
The plurality of rib pieces provided on the upper frame are:
In the recess provided on the upper surface, a plurality of rib pieces provided above,
In the recess provided in the front and rear frame, a plurality of rib pieces provided in the front and rear,
In the recess provided on the lower surface, a plurality of rib pieces provided below,
In addition, the recess provided in the side frame connecting portion provided continuously to the lower surface is a plurality of rib pieces provided inwardly facing each other.

Claim 1 is an upper frame of a seat frame,
A bracket or support insertion hole is provided in the upper frame bracket or support mounting portion, and a locking means is provided in the side frame connecting portion of the upper frame. It is a resin upper frame configured to provide a plurality of pieces.

Therefore, the invention of claim 1 has the following features.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[D-1] The generation of CO2 can be eliminated and the environment can be maintained.
[E-1] By adjusting the size of the rib and its combination, strength adjustment and one-shot molding can be achieved, and the manufacturing time can be shortened and the cost can be reduced.
[F-1] Factory inventory management and space saving can be achieved.
[G-1] By simplifying the work, any number of people can be manufactured easily and reliably.

The invention of claim 2 is the upper frame of claim 1,
The locking means is a resin upper frame configured to be a locking projection, a locking hook or a holding projection, and a locking portion of an insertion hole, and a combination of at least two locking portions.

Therefore, the invention of claim 2 has the following characteristics.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[D-1] The generation of CO2 can be eliminated and the environment can be maintained.

Claim 3 is the upper frame according to claim 1,
It is a resin upper frame configured to insert a reinforcing material made of a resin containing metal and glass between a connection portion and a side frame.

Therefore, the invention of claim 3 has the following characteristics.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[C-1] Easy and reliable integration with welding and side panels can be achieved.

Claim 4 is the upper frame according to claim 1,
The connection portion is a resin upper frame configured to have a width of a thin structure in consideration of fitting and integrating the side frames.

Therefore, the invention of claim 4 has the following characteristics.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[D-1] The generation of CO2 can be eliminated and the environment can be maintained.
[E-1] By adjusting the size of the rib and its combination, strength adjustment and one-shot molding can be achieved, and the manufacturing time can be shortened and the cost can be reduced.

Claim 5 is the upper frame according to claim 1,
It is a resin upper frame configured to be provided with fitting grooves at both ends in the longitudinal direction of the connecting portion, facing the longitudinal direction.

Therefore, the invention of claim 5 has the following characteristics.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[C-1] Easy and reliable integration with welding and side panels can be achieved.

Claim 6 is the upper frame according to claim 1,
The upper frame is a resin upper frame having a structure in which a front frame and a rear frame are combined.

Therefore, the invention of claim 6 has the following characteristics.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[C-1] Easy and reliable integration with welding and side panels can be achieved.

The invention of claim 7 is the upper frame of claim 1,
It is a resin upper frame that is configured so that the side frame can be assembled to the upper frame via a locking means with one touch.

Therefore, the invention of claim 7 has the following characteristics.
[C-1] Easy and reliable integration with welding and side panels can be achieved.
[D-1] The generation of CO2 can be eliminated and the environment can be maintained.

Claim 8 is the upper frame according to claim 1,
The upper frame is a resin upper frame configured such that a plurality of rib pieces are provided to make the skeleton of the upper frame thin or thin.

Therefore, the invention of claim 8 has the following characteristics.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[D-1] The generation of CO2 can be eliminated and the environment can be maintained.
[E-1] By adjusting the size of the rib and its combination, strength adjustment and one-shot molding can be achieved, and the manufacturing time can be shortened and the cost can be reduced.

Claim 9 is the upper frame according to claim 1, claim 6, or claim 8, wherein
The plurality of rib pieces provided on the upper frame
In the recess provided on the upper surface, a plurality of rib pieces provided above,
In the recess provided in the front and rear frame, a plurality of rib pieces provided in the front and rear,
In the recess provided on the lower surface, a plurality of rib pieces provided below,
In addition, the resin upper frame is characterized in that the recess provided in the side frame connecting portion provided on the lower surface has a plurality of rib pieces provided inwardly facing each other.

Therefore, the invention of claim 9 has the following characteristics.
[I-1] Manufacturing work / manufacturing can be simplified, speeded up, and labor-saving can be achieved.
[B-1] It is possible to achieve quality improvements such as higher accuracy of products, lower costs, lighter weight, and play prevention.
[D-1] The generation of CO2 can be eliminated and the environment can be maintained.
[E-1] By adjusting the size of the rib and its combination, strength adjustment and one-shot molding can be achieved, and the manufacturing time can be shortened and the cost can be reduced.
[G-1] By simplifying the work, any number of people can be manufactured easily and reliably.

Each figure which reduced and showed the whole drawing of the resin-made upper frames of 1st Example. Front view of resin upper frame showing the first embodiment Rear view of the first embodiment shown in FIG. FIG. 1-1 is a bottom view of the first embodiment shown in FIG. Plan view of the first embodiment shown in FIG. Left side view of the first embodiment shown in FIG. FIG. 1-1 is a right side view of the first embodiment shown in FIG. AA sectional view of FIG. DD sectional view of FIG. Each figure which is 2nd Example, Comprising: The figure which reduced and showed the whole drawing by the connection relation of a side frame and resin upper frames. Front view of resin upper frame showing the second embodiment Rear view of the second embodiment shown in FIG. Bottom view of the second embodiment shown in FIG. Plan view of the second embodiment shown in FIG. Left side view of the second embodiment shown in FIG. Right side view of the second embodiment shown in FIG. 3-1 enlarged sectional view of FIG. CC sectional view of FIG. 3-1. II expanded sectional view of FIG. 3-4 JJ enlarged sectional view of Fig. 3-9 3-1 enlarged sectional view of FIG. 3-1 enlarged sectional view of FIG. DD sectional view of FIG. 3-6 EE enlarged sectional view of FIG. 3-6 FF expanded sectional view of FIGS. 3-6 GG enlarged sectional view of FIG. 3-6 HH expanded sectional view of FIG. Front view with partial omission explaining the relationship between the side frame and the seat of the second embodiment Front perspective view of a reinforcing member attached to the left and right vertical frames of the upper frame of the second embodiment shown in FIG. 3-1 is a rear perspective view of a reinforcing member attached to the left and right vertical frames of the upper frame of the second embodiment shown in FIG. Front view of the main part of the resin upper frame showing the third embodiment Rear view of essential parts of the third embodiment shown in FIG. Plan view of the main part of the third embodiment shown in FIG. 6-1 bottom view 6-1 perspective view 6-1 overhead view of FIG. 6-2 overhead perspective view of FIG. The upper frame of 3rd Example shown to FIGS. 6-1, and the top view of the reinforcing material attached to the right-and-left vertical frame. The upper frame of 3rd Example shown to FIGS. 6-1, and the bottom view of the reinforcing material attached to the right-and-left vertical frame. The upper frame of 3rd Example shown to FIGS. 6-1 and the front view of the reinforcing material attached to the right-and-left vertical frame The upper frame of 3rd Example shown to FIGS. 6-1, and the rear view of the reinforcing material attached to the right-and-left vertical frame. Front perspective view of the reinforcing material shown in FIG. Rear perspective view of the reinforcing material shown in FIG. Front view of essential parts of resin upper frame showing the fourth embodiment Rear view of essential parts of the fourth embodiment shown in FIG. The bottom view of the principal part of 4th Example shown to FIGS. 10-1. Plan view of the main part of the fourth embodiment shown in FIG. Left side view of essential parts of the fourth embodiment shown in FIG. The right view of the principal part of 4th Example shown to FIGS. 10-1. Elevation perspective view as seen from arrow B in FIG. 10-6 The perspective view which looked up at FIG. 10-6 from one direction of the bottom face The perspective view which looked at FIG. 10-6 from the other direction of the bottom face AA sectional view of FIG. 10-6 CC sectional view of FIG. 10-6 DD sectional view of FIG. 10-6 EE sectional view of FIG. 10-6 FF sectional view of FIG. 10-6 Front view of the reinforcing material shown in FIG. Rear view of the reinforcing material shown in FIG. Left side view of the reinforcing material shown in Fig. 10-1 Right side view of the reinforcing material shown in FIG. Side view showing a fifth embodiment of a metal reinforcement attached to the left and right vertical frames An overhead view of the fifth embodiment of the metal reinforcement shown in FIG. An overhead view showing another embodiment of the fifth embodiment of the metal reinforcing member attached to the left and right vertical frames An overhead view of another embodiment of the fifth embodiment shown in FIG. Sectional view of the vertical frame of the sixth embodiment Sectional view of the vertical frame of the seventh embodiment The principal part front view of the structure which is 8th Example, Comprising: Separate bracket was inserted in the attachment hole of the upper frame Plan view of FIG. NN sectional view of FIG. 16-2 PP sectional view of FIG. QQ sectional view of FIG. Sectional drawing of the principal part which showed the state which inserted the headrest support in the bracket shown to FIGS. 16-1. Sectional view of another embodiment of the eighth embodiment Sectional drawing of another Example of 8th Example Sectional drawing of further another embodiment of the eighth embodiment Schematic showing the vehicle seat

  Each example of the present invention will be described below, but each structure and / or effect (feature) is a description of a preferred example of the present invention. Therefore, the present invention is not limited to each embodiment described below, and a structure in which a part of the configuration is changed within the scope of the invention, a structure that can achieve the same features and effects, and the like are not limited to the present invention. Category.

  FIG. 1 showing the first embodiment and FIGS. 1-1 to 2-2 will be described. In FIGS. 1-1 to 1-6, a substantially bridge-shaped upper frame 1 is shown, which has a structure of one-shot molding (manufactured by one molding). In order to use the respective molds (not shown) provided in at least four directions [“I”, “B”, “C”, “D”], front and rear frames (front and rear frame portions) 100, 101 ( In the case of a pair, the reference numerals are respectively given only at the beginning), and a plurality of ribs 102 to 104 (having a length L1 in the front-rear direction of the vehicle) having a drawing direction between the front and rear frames 100, 101, Directivity directed to the four directions [same as “A”, “B”, “C”, “D”] is formed (other constituent members are also the same). The ribs 102 to 104 are arranged in a lattice pattern by providing the connecting ribs 102 a to 104 a (having the lengths L2 and L3 in the width direction or the rising direction of the sheet A). The connecting ribs 102a to 104a have directivity directed in four directions. Therefore, the directionality can be ensured even if the ribs 102 to 104 are provided with the connecting ribs 102 a to 104 a. In addition, each mold core (not shown) is positioned in a large number of gaps S formed by the ribs 102 to 104, the connecting ribs 102a to 104a, and the connecting rib 107 described later. In addition, mounting holes 2 and 2a for the support B that open from the top surface to the back surface are formed in the transfer portion 106 (support mounting portion) of the upper frame 1. In the drawing, reference numeral 107 denotes a connecting rib formed on both shoulders 108 of the upper frame 1 and having a so-called land L4 having a width L4. Accordingly, the strength of the upper frame 1 is such that the front and rear frame portions 100 and 101 and the ribs 102 to 105 are carried by the connecting ribs 102 a to 105 a and the connecting rib 107. On the other hand, the front and rear frame portions 100 and 101 and the ribs 102 to 105 are gaps S formed between the connecting ribs 102a to 105a and the connecting rib 107, respectively, thereby reducing weight, resource saving, and cost. Etc. As shown in FIG. 2B, the periphery of the mounting hole 2 is surrounded by a rib 109 (the ribs 102 and 103 are a combination of the connecting ribs 102a and 103a), and the strength and the support B are held without rattling. To be formed.

  In addition, the front and rear wall surfaces 100a-1, 100b-1, 101a-1, and 101b-1 of both leg portions 100a and 101a of the front and rear frames 100 and 101 have locking holes 1101 and 1101a, respectively. The ribs 104 and 105 formed on the front / rear wall surface 100a-1 / 101a-1 and the connecting ribs 104a and 105a (the ribs 104 and 105 and the outer sides of the connecting ribs 104a and 105a (X1, X2)) The engaging portions 5 and 5a made of slits, holes, claws, protrusions, and the like for attaching the reinforcing members 3 and 3a are formed. The front and rear wall surfaces 100a-1 / 101a-1 are provided with a plurality of protrusions 6 and 6a. In addition, the latching | locking part 5 makes a slit, a hole, a nail | claw, a processus | protrusion, etc. independently or each combined structure. In the figure, 7 and 7a are locking projections, and the locking projections 7 are provided on the upper portion of the leg portion 100a.

  The mounting hole 2 is provided with various means, a gripping means, or a drop prevention means for supporting the support B without rattling. Further, the bulging seat portions 200 and 200a shown in FIG. 1-1 are provided on the upper surface.

  Further, a resin injection port is formed in pairs on the outer side (shoulder portion 108 side) of the mounting hole 2 of the upper frame 1 in a mold (not shown). Thereby, melt | dissolution material can be sent to every corner of a metal mold | die.

  2A and 2B are cross-sectional views taken along the cutting lines shown in FIGS. 1-1 and 1-4.

  : A second embodiment will be described with reference to FIGS. FIGS. 3-1 to 3-6 are embodiments in which the upper frame 1 is attached to the side frame D, and are connected via a reinforcing member 3 as necessary. In FIGS. 3A to 3F, the substantially bridge-shaped upper frame 1 is shown, which has a structure of one-shot molding (manufactured by one molding). Since the structure conforms to the first embodiment described above, description thereof is omitted. The features of the second embodiment will be described. In the second embodiment, the upper frame 1 shown in the first embodiment is an example of supporting the left and right reinforcing members 3 made of resin and having a plate shape as shown in FIGS. Show. Even if the reinforcing material 3 is fitted (attached and supported) to the legs 100a / 101a of the upper frame 1, by stealing the meat on the outer side X1 of the legs 100a / 101a, The wall thickness reaching the legs 100a / 101a is secured.

  The reinforcing member 3 has fin pieces 303 and 303a, curved portions connected to the fin pieces 303, and recessed flat portions 304 and 304a. The flat portion 304 has insertion holes 301 and 301a / 302 and 302 a are formed, and a plurality of insertion holes 8 and 8 a are provided in the upper part of the fin piece 303. In order to attach the reinforcing member 3 shown in FIGS. 6-1 to 6-5 to the leg portion 100a of the upper frame 1, the locking portion 5 and the locking protrusion 7 of the upper frame 1 are respectively inserted into the insertion holes. The protrusion 6 is inserted into and supported by the insertion hole 8 while being inserted into and supported by 301/302. Further, the fin pieces 303 and 303a of the reinforcing member 3 are inserted into and supported by the slits 4 and 4a formed in the leg portions 100a / 101a of the upper frame 1 and / or the locking portions 5, respectively. The free end of the fin piece 303 forms an R surface for the purpose of facilitating insertion. With each insertion support, the reinforcing material 3 is supported on both legs 100a and 101a of the upper frame 1, and a connection between the reinforcement of both legs 100a and 101a and a side frame (not shown) is formed. As shown in FIGS. 6-6 and 6-7, which will be described later, the free end (hem portion) of the reinforcing member 3 expands in a skirt shape.

  : A third embodiment will be described with reference to FIGS. In FIGS. 6A to 6C, a substantially bridge-shaped upper frame 1 is shown, which is a one-shot structure. Since the structure conforms to the first embodiment described above, description thereof is omitted. Since the third embodiment is in principle similar to the reinforcing material 3 of the second embodiment described above, the difference will be described. In the third embodiment, the legs 100a / 101a shown in FIGS. 6-1 to 6-3 are attached to the upper frame 1 shown in the first embodiment, and both end portions 106-1 and 106- It is the structure made into the slit from 1a, and considered the thickness and / or shape of the reinforcing material 30, the shape of the both ends 106-1, 106-1a, etc. The features are shown in FIG. 1 to FIG. 6C. Both legs 100a / 101a are connected pieces 100a-2 and 101a-2 connecting the front and rear frames 100 and 101, and a plate-like separation piece 100a-. 3, 101a-3. Then, at the end portions of the connecting piece portions 100a-2 and 101a-2, as shown in FIGS. 9-1 and 9-2, the leg pieces 3000, 3000a / 3001, and 3001a having the long and short reinforcing members 30 and the shapes of the reinforcing members 30 are inserted. Are fitted and supported, and surface portions 3002 and 3002a are attached to and supported by the separating piece portions 100a-3 and 101a-3. In this example, the reinforcing member 30 has the shape and function of the insert-shaped leg pieces 3000/3001 and the slit structure of both end portions 106-1 and 106-1a.

  : A fourth embodiment will be described with reference to FIGS. 10-1 to 12-4. The fourth embodiment is an embodiment in which the reinforcing member 30 of the third embodiment is further changed, and the fourth embodiment is basically the same as the reinforcing member 30 of the third embodiment described above. Explain the point. In the fourth embodiment, the surface portions 3002 and 3002a and the leg pieces 3000/3001 of the third embodiment are extended to the side frame side, and the surface portion extending portions 30-1 and 30a-1 and the both leg pieces extending in a divergent form are extended. The installation portions 30-2, 30a-2 / 30-3, and 30a-3 are formed. This surface portion extending portion 30-1 and both leg piece extending portions 30-2 / 30-3 can be either integrally formed with the reinforcing member 30 or separately formed. Moreover, the reason for forming this surface part extension part 30-1 and both leg piece extension parts 30-2 / 30-3 intends the connection reinforcement | strengthening with a side frame, and / or simplification. Although not shown, the surface portion extending portion 30-1 and the both leg piece extending portions 30-2 / 30-3 can be substituted as the structure of both upper end portions of the side frame. The end spread is defined as a surface portion extending portion 30-1 and a leg piece extending portion 30-3.

  FIG. 13-1 to FIG. 14-2 showing the fifth embodiment will be described. The fifth embodiment is a structure using resin or metal reinforcements 11 and 11a (in a metal reinforcement), and stepped locking plate pieces 10 to 10n on the legs 100a / 101a, In addition to providing 10a to 10na (with a pulling direction), the locking portion 5 shown in the first embodiment, the slit 4 shown in the second embodiment, and the like are formed. The locking plate pieces 10 and 10a are inserted into the locking grooves 1100 and 1100a formed in the reinforcing material 30, and the locking portions 5 and the locking protrusions 7 are further inserted into the locking holes 1101 and 1101a. In other embodiments of the fifth embodiment shown in FIGS. 14A to 14B, for example, fin pieces 1002 and 1002a are inserted into the slits 4 so that the leg portions 100a / 101a are provided with a reinforcing material. 11 is attached. Others are in accordance with the above-described embodiments.

  FIG. 15-1 showing the sixth embodiment will be described. Since the sixth embodiment is similar to the fifth embodiment, the differences will be described. Instead of the stepped locking plate pieces 10 to 10n in the leg portions 100a / 101a, the locking portion 5 is used. Others conform to the fifth embodiment described above. And in this 6th Example, it is a structure using metal reinforcements 12 and 12a, it is attached to the outside X1 and X2 of leg part 100a / 101a, and a side frame is reinforcements 3, 3a-30, 30a is a structure held by the legs 100a / 101a.

  15 will be described with reference to FIG. The free end of the reinforcing member 12 is inserted into and supported by the mounting holes 100a-4 and 101a-4 provided in the side frame or the leg portions 100a / 101a. Further, the side frame is inserted into and supported by the expanded end portion at the lower end of the reinforcing member 12. Others are in accordance with the above-described embodiments.

  FIG. 16-1 to FIG. 16-4 showing the eighth embodiment will be described. The example of the eighth embodiment is an example in which the upper frame 1 and the bracket 15 are individually structured. That is, a plurality of inward locking claws 201 having flexibility are provided on one side and both sides (hereinafter the same) of the inner surface of the mounting hole 2 of the upper frame 1. As shown in FIG. 16-3-1, the mounting hole 2 has a structure that allows insertion of the bracket 15, and the locking claws 201 are respectively inserted into the plurality of notches 1500 of the bracket 15, and Locked. Thereby, the bracket 15 is reliably supported so as not to be removed from the mounting hole 2 of the upper frame 1. Also, in the example of FIG. 16-4 showing another example of the eighth embodiment (hereinafter, omitted), a headrest support B (referred to as a support B) and a stay C are inserted into the bracket 15. In the example of FIG. 16-5, the bracket 15, the support B, and the stay C are assembled in the mounting hole 2 of the upper frame 1. The mounting hole 2 has a locking piece 202, and the bracket 15 is inserted into the mounting hole 2 and toward the locking piece 202, and then a support having a locking projection B <b> 1 having a slit. B is set. The effect is similar to that of FIG. The locking piece 202 and the locking projection B1 are locked and supported, and the bracket 15 is locked and supported. Further, the lower end of the bracket 15 is brought into contact with the locking projection b1 of the support B. Others conform to the example of FIG. Further, in the example of FIG. 16-6, the bracket 15 is provided with a pressing portion 16 made of a spring material, an elastic body, an actuator or the like having elasticity and / or a locking mechanism (provided on the inner surface of the mounting hole 2). This is a structure that supports the bracket 15 and the stay C in a strong and elastic manner by utilizing the inward pressure of the support B. Thereby, for example, the bracket 15 and / or the support B, the headrest E, and the like are prevented from looseness and omission, the strength of the stay C, and the buffer mechanism. Others conform to the example of FIG. In the example of FIG. 16-7, the bracket 15 and the support B are inserted using the locking stopper 203 provided in the mounting hole 2 of the upper frame 1. For example, the lower end of the bracket 15 is stopped by the locking stopper 203, and the locking projection B1 of the support B is locked and supported by the locking stopper 203. As a result, the support B is engaged and inserted, and the support B is reliably supported and prevented from coming off. Others conform to the example of FIG.

DESCRIPTION OF SYMBOLS 1 Upper frame 100 Front frame 100a Leg part 100a-1 Front wall surface 100b-1 Rear wall surface 100a-2 Connecting piece part 100a-3 Separation piece part 100a-4 Mounting hole 101 Rear frame 101a Leg part 101a-1 Front wall surface 101b-1 Rear wall surface 101a-2 Connecting piece portion 101a-3 Separating piece portion 101a-4 Mounting hole 102-105 Rib 102a-105a Connecting rib 106 Transfer portion 106-1, 106-1a End portion 107 Connecting rib 108 Shoulder portion 109 Rib 2, 2a, 2c Mounting hole 200, 200a Seat part 201 Locking claw 202 Locking piece 203 Locking stopper 3, 3a Reinforcing material 300, 300a Insertion piece 301, 301a Hole 302, 302a Hole 303, 303a Fin piece 304 , 304a Plane portion 30, 30a Reinforcing material 30- , 30a-1 Surface part extension part 30-2, 30a-2 Leg piece extension part 30-3, 30a-3 Leg piece extension part 3000, 3000a Leg piece 3001, 3001a Leg piece 3002, 3002a Surface part 4, 4a Slit 5, 5a Locking part 6, 6a Protruding part 7, 7a Locking protrusion 8, 8a Insertion hole 10, 10a Locking plate piece 11, 11a Reinforcing material 1002, 1002a Fin piece 1100, 1100a Locking groove 1101, 1101a Stop holes 12, 12a Reinforcing material 15 Bracket 1500 Notch 16 Press part A Seat B Support B1 Locking projection C Stay D Side frame E Headrest L1 Length L2 Length L3 Length L4 Wideness S Clearance X1 Outer X2 Outer

Claims (9)

The upper frame of the seat frame,
A bracket or support insertion hole is provided in the upper frame bracket or support mounting portion, and a locking means is provided in the side frame connecting portion of the upper frame. A resin upper frame having a plurality of rib pieces. The upper frame according to claim 1,
The locking means is a resin upper frame configured to have a locking projection, a locking hook, a holding projection, or a locking portion of an insertion hole, and a combination of at least two locking portions. The upper frame according to claim 1,
A resin upper frame configured to insert a reinforcing material made of a resin containing metal and glass between the connection portion and the side frame. The upper frame according to claim 1,
The connecting part is a resin upper frame configured to have a thin structure with consideration given to fitting and integrating the side frames. The upper frame according to claim 1,
A resin upper frame having a configuration in which fitting grooves are provided at both end portions in the longitudinal direction of the connection portion in the longitudinal direction. The upper frame according to claim 1,
The upper frame is a resin upper frame having a structure in which a front frame and a rear frame are combined. The upper frame according to claim 1,
A resin upper frame configured such that the side frame can be assembled to the upper frame via the locking means with a single touch. The upper frame according to claim 1,
A resin upper frame having a structure in which a plurality of rib pieces are provided on the upper frame so that the skeleton of the upper frame is thinned or thinned. The upper frame according to claim 1, claim 6, or claim 8,
The plurality of rib pieces provided on the upper frame are:
In the recess provided on the upper surface, a plurality of rib pieces provided above,
In the recess provided in the front and rear frame, a plurality of rib pieces provided in the front and rear,
In the recess provided on the lower surface, a plurality of rib pieces provided below,
In addition, a resin upper frame having a configuration characterized in that a plurality of rib pieces provided inwardly facing each other are provided in a recess provided in a side frame connecting portion provided continuously to the lower surface.