JP4135784B2 - Register blade mounting structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a register blade mounting structure, and more specifically, has a blade assembly for mounting a plurality of front blades and a retainer for mounting a plurality of back blades, and the front blades and the back blades are arranged in a cross shape. In addition, the present invention relates to a blade mounting structure for a resistor that blows air whose heat has been exchanged into a passenger compartment by adjusting the wind direction.
[0002]
[Prior art]
In general, the register is configured to be able to blow air while adjusting the air direction when blowing air whose temperature is adjusted into the passenger compartment, and usually has a plurality of rear blades that adjust the air direction in the left-right direction and upper and lower blades. And a plurality of front blades for adjusting the wind direction in the direction. The plurality of back blades are mounted on a retainer that constitutes a register frame and guides the air blown from the air conditioner into the vehicle interior, and the plurality of front blades are configured as blade assemblies with both ends supported by support plates. It is mounted on the front side of the retainer.
[0003]
As shown in FIG. 9, the conventional structure for attaching the retainer and the blade assembly to a retainer 70 includes a plurality of rear blades 71 arranged in parallel in a vertical direction and a plurality of front blades 76 arranged in a horizontal direction. The blade assembly 75 was installed and installed. The retainer 70 is generally formed in a rectangular cylinder shape and is formed to extend in the front-rear direction (left-right direction in the figure). A support frame portion 72 for mounting the blade assembly 75 is formed in a rectangular cylindrical shape on the front surface side of the retainer 70, and an engagement hole 73 for engaging the blade assembly 75 on both the left and right sides of the support frame portion 72. Are formed at two locations. A plurality of mounting holes 74 for mounting the plurality of back blades 71 are formed on the upper and lower surfaces on the rear side of the support frame portion 72 along the left-right direction.
[0004]
On the other hand, the blade assembly 75 includes a plurality of front blades 76 and a pair of support plates 77 and 77 that support the front blades at both ends. The pair of support plates 77 and 77 are formed to be curved along the vertical direction in order to arrange the front blade 76 in a curved shape, and have a plurality of mounting holes 78 for mounting the plurality of front blades 76, and retainers. Engaging protrusions 79 that engage with the engaging holes 73 of the 70 are formed at two locations so as to protrude outwardly from the support plates 77 and 77. As described above, for example, Patent Document 1 discloses a register configured such that an engaging protrusion for mounting on a retainer protrudes from both sides of a blade assembly.
[0005]
[Patent Document 1]
Japanese Patent Laid-Open No. 5-312396 (see FIG. 1)
[0006]
[Problems to be solved by the invention]
However, in the vehicle, there is a strong demand for cost reduction, and the cost reduction of each mounted component constituting the vehicle is raised as an issue. Since various costs have been reduced by simplifying the configuration of the register, it has been necessary to review the cost reduction in the manufacturing process.
[0007]
For example, in the configuration of the retainer 70 shown in FIG. 9, the mounting hole 74 of the back blade 71 formed in the retainer 70 and the engagement hole 73 that engages the blade assembly 75 are respectively in the flow path direction of the retainer 70. It is formed in the direction orthogonal to. That is, the mounting holes 74 of the back blade 71 are formed on both upper and lower surfaces of the retainer 70, and the engagement holes 73 that engage with the blade assembly 75 are formed on both the left and right surfaces of the retainer 70. As shown in FIG. 9, when the mold is opened in the front-rear direction A / B with the line PL dividing the front part and the rear part of the retainer 70 as a boundary, as shown in FIG. -It was necessary to mold using four slide cores of D and left and right directions E and F.
[0008]
When there is a part to be molded in a direction orthogonal to the direction in which the mold opens, for example, when making a hole, the slide core forms a hole with a pin portion arranged on the slide core and is movable. When the mold is opened, it is arranged so as to be movable in a direction orthogonal to the moving direction of the movable mold that moves. Therefore, in the retainer 70 as shown in FIG. 9, since it is necessary to arrange the slide cores in four directions (C, D, E, and F) with respect to the moving direction of the movable mold, the mold structure is enlarged. In addition, it was complicated and expensive.
[0009]
SUMMARY OF THE INVENTION The present invention solves the above-described problems, and an object of the present invention is to provide a register blade mounting structure that can reduce the die cost by miniaturizing the mold structure when molding a retainer. .
[0010]
[Means for Solving the Problems]
In order to solve the above-described problems, the register blade mounting structure according to the present invention is configured as follows. That is,
According to the first aspect of the present invention, there is provided a register comprising: a retainer that mounts a plurality of back blades directly or via a support plate; and a blade assembly that collects a plurality of front blades and is mounted on the retainer. A blade mounting structure,
The retainer forms a mounting hole for mounting both ends of the back blade directly or via a support plate, and an engaging portion for mounting the blade assembly,
The blade assembly includes a support plate that supports both ends of the front blade, and the support plate includes an engaged portion that can be engaged with an engaging portion of the retainer.
The mounting hole formed in the retainer and the engaging portion are disposed on the upper and lower surfaces of the retainer,
The engaging portion formed on the retainer is an engaging recess formed in two stages lower in the rear portion than the front portion and formed in the plate thickness direction of the retainer, and the engaged portion formed in the blade assembly. The joint portion is a hook-like claw member that is disposed on both longitudinal end faces of the support plate and is formed to be engageable with the engagement recess.
The mounting hole formed in the retainer and the engaging portion are arranged on the same surface of the retainer.
[0013]
【The invention's effect】
According to the present invention, the retainer includes the mounting hole for mounting the back blade directly or via the support plate and the engaged portion for engaging the engaging portion of the blade assembly. When the mounting hole and the engaged portion are formed on the same surface of the retainer, when the mold is removed during molding of the retainer, the movable mold is opened in the retainer flow direction in the retainer flow direction. Since the slide cores can be installed together in either the up / down direction or the left / right direction, two of the four slide cores that have conventionally been installed in the up / down direction and the left / right direction are deleted. This can reduce the mold cost and can be configured compactly.
[0014]
Further , according to the present invention, by arranging the mounting hole and the engaged portion formed in the retainer on the upper and lower wall portions of the retainer, the rear blades are arranged side by side in a state of being arranged in the vertical direction, and the front blade is The blade assembly is mounted in the vertical direction of the retainer by engaging the retainer engagement holes with the claw members disposed on the upper and lower surfaces of the support plate in the blade assembly. can do.
[0015]
Therefore, the engaging portion between the retainer and the blade assembly is formed on the same surface as the back blade mounting hole or the back blade support plate mounting hole formed in the retainer, and this does not hinder the assembled state of the register. Therefore, as described above , the slide core can be reduced during die cutting, and the die cost can be reduced and the die structure can be made compact.
[0016]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
[0017]
As shown in FIGS. 1 to 3, the register 1 according to the embodiment includes a retainer 3 formed in a rectangular cylindrical shape, a blade assembly 5 attached to the front side of the retainer 3 (left side in FIG. 1), and a blade A bezel (not shown) that covers the assembly 5 is provided, and an air blowing passage for air is formed from the rear of the retainer 3 toward the blade assembly 5 side.
[0018]
As shown in FIGS. 3 to 4, in the retainer 3, the front portion 31 is formed in a bulging shape with respect to the rear portion 32, and the receiving portions 33 for mounting the blade assembly 5 are provided on both side walls of the front portion 31. It is formed so as to protrude from both wall portions. Further, the front portion 31 is formed with a notch portion 34 from the front end surface toward the rear, and projecting pieces 35 and 35 are formed on both sides of the notch portion 34. Engaging recesses 36 and 36 are formed in the projecting pieces 35 and 35, respectively, and the engaging recesses 36 and 36 are formed in two stages with a front portion being high and a rear portion being low so as to be engageable with the blade assembly 5. .
[0019]
Furthermore, a plurality of mounting holes 38 are formed in the upper and lower wall portions behind the front portion 31 in a direction orthogonal to the flow path, and the back blade 37 is rotatably mounted. Are formed with support holes 39 for supporting dampers (not shown).
[0020]
As shown in FIG. 5, the plurality of back blades 37 are connected by a single rod 40 arranged horizontally so as to be orthogonal to each of the back blades 37 arranged in the vertical direction. By rotating the central operation blade 37A around the vertical axis with the operation knob 54 attached to 51A, the other back blades 37 are simultaneously rotated about the vertical axis. Is done.
[0021]
Therefore, the engaging recess 36 that can be engaged with the blade assembly 5, the mounting hole 38 of the back blade 5, and the support hole 39 of the damper are formed on the upper and lower wall surfaces of the retainer 3, and holes and other moldings are formed on the left and right wall surfaces. No part or the like is formed.
[0022]
On the other hand, as shown in FIGS. 3 and 5, the blade assembly 5 includes a plurality of front blades 51 arranged in the lateral direction, and support plates 52 and 52 that rotatably support both ends of the front blade 51. The one support plate 52 includes a connection plate 53 that connects the plurality of front blades 51. One front blade 51 disposed in the center of the front blade 51 is provided with an operation knob 54 as a front blade 51A for operation, and by operating the operation knob 54, the other one is connected via the front blade 51A for operation and the connecting plate 53. All the front blades 51 are rotated around the horizontal axis simultaneously with the front blade 51A for operation.
[0023]
As shown in FIG. 6, the support plate 52 is formed in a curved shape in the vertical direction, mounting holes 52 a for mounting the front blade 51 are formed along the curved shape of the support plate 52, and both upper and lower end portions of the support plate 52. Are provided with support surfaces 52b and 52b that contact the inner wall surfaces of the upper and lower walls in the front portion 31 of the retainer 3, and claw portions 55 and 55 that can be engaged with the engagement recesses 36 and 36 of the retainer 3. Yes. The claw portion 55 is formed in a bowl shape, and includes rearward end side (retainer 3 side) engagement protrusions 55a and 55a that protrude toward the support surfaces 52b and 52b.
[0024]
Next, a mold structure for molding the retainer 3 formed as described above will be described with reference to FIGS. FIG. 7 shows a state in which the retainer 3 is molded, and FIG. 8 shows a mold open state.
[0025]
The mold 60 includes a fixed side mold plate (hereinafter referred to as a fixed plate) 61 and a movable side mold plate (hereinafter referred to as a movable plate) 62. The fixed plate 61 is mounted on a fixed side mounting plate 63 and is movable. The plate 62 is mounted on the movable side mounting plate 64. The retainer 3 is molded by being cooled after the molten resin material flows into a mating portion (hereinafter also referred to as a retainer molding portion) 65 of the fixed plate 61 and the movable plate 62. At this time, in order to process the engagement recess 36 with the blade assembly 5 formed in the vertical direction of the retainer 3 shown in FIG. 3, the mounting hole 38 of the back blade 37, and the support hole 39 of the damper, A pair of slide cores 66 and 66 are disposed between the movable plate 62 and the movable plate 62 so as to face each other in a direction orthogonal to the moving direction of the movable plate 62.
[0026]
The slide cores 66 and 66 are guided by the angular pins 67 and 67 that protrude in an outward direction from the fixed plate 61 and are arranged so as to be movable in a direction orthogonal to the moving direction of the movable plate 62. Yes. The slide cores 66 and 66 are provided with pin portions 66a (in the figure, only one location is shown) for forming engaging recesses 36, mounting holes 38, and support holes 39 formed on the upper and lower surfaces of the retainer 3. Is formed so as to protrude toward the retainer molding portion 65 of the mold 60.
[0027]
As shown in FIG. 7, when the retainer 3 is molded, the movable plate 62 approaches the fixed plate 61 at the mating portion 65 with the fixed plate 61, and the pin portions 66a and 66a form the retainer core 66 and 66 with the retainer. It is made to approach the retainer shaping | molding part 65 so that it may protrude in the part 65 side. When the retainer molding portion 65 is cooled, the mold is opened by moving the movable plate 62 away from the fixed plate 61 as shown in FIG. At this time, the slide cores 66 and 66 are separated from the retainer molding portion 65 in the direction orthogonal to the moving direction of the movable plate 62 by the inclined angular pins 67 and 67. Then, the pin portions 66a and 66a of the slide cores 66 and 66 come out of the retainer molding portion 65 at the same time.
[0028]
As described above, the slide cores 66 and 66 are arranged only in the vertical direction of the retainer 3 when the movable plate 62 comes out along the flow path direction of the retainer 3, and the slide core 66 is disposed in the horizontal direction of the retainer 3. Since it is not arranged, the structure of the mold 60 can be made compact and the mold cost can be reduced.
[0029]
In the retainer 3 molded as described above, the rear blade 37 is mounted in the mounting hole 38 formed in the vertical direction of the retainer 3 and is rotated in the horizontal direction, so that the wind direction in the left-right direction into the vehicle interior is changed. The wind direction in the vertical direction is adjusted by engaging the claw portion 55 of the blade assembly 5 with the engagement recess 36 formed in the vertical direction of the retainer 3 and rotating the front blade 51 in the vertical direction. Make it possible. Furthermore, the register 1 is configured by mounting a bezel (not shown) and a damper (not shown).
[0030]
In addition, the mounting structure of the register of the present invention is not limited to the above-mentioned form. One or a plurality of mounting holes for the support plate are respectively formed on the upper and lower surfaces.
[0031]
Further, the assembled register may be mounted in the vehicle interior by reversing the vertical direction and the horizontal direction by 90 °.
[0032]
Further, in the engaging portion with the front blade formed on the retainer, a claw portion may be formed on the protruding piece of the retainer 3, and an engaging concave portion may be formed on both upper and lower end portions of the support plate in the blade assembly.
[0033]
Furthermore, the engaging recess 37 of the retainer 3 may be an engaging hole that penetrates the wall portion of the retainer 3, and the claw portion 55 of the support plate 52 in the blade assembly 5 may be formed so as to penetrate the engaging hole. .
[Brief description of the drawings]
FIG. 1 is a perspective view showing a part of a register equipped with a retainer and a blade assembly according to an embodiment of the present invention.
FIG. 2 is a cross-sectional view in FIG.
3 is an exploded perspective view showing a retainer and a blade assembly in FIG. 1. FIG.
4 is a side view showing a blower outlet of the retainer in FIG. 3. FIG.
FIG. 5 is a side view of FIG. 1;
6 is a front view showing a support plate of the blade assembly in FIG. 3. FIG.
FIG. 7 is a partial front sectional view showing a molding state of a mold structure for molding the retainer of the present invention.
8 is a partial front sectional view showing a mold opening state of the mold structure of FIG. 7;
FIG. 9 is an exploded perspective view showing a conventional retainer and blade assembly.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Register 3 Retainer 5 Blade assembly 35 Projection piece 36 Engagement recessed part 37 Back blade 38 Mounting hole 39 Support hole 51 Front blade 52 Support plate 55 Claw part 55a Engagement projection part 60 Mold 61 Fixed plate 62 Movable board 65 Retainer molding part 66 Slide core 66a Pin part

Claims (1)

A register blade mounting structure comprising: a retainer for mounting a plurality of back blades directly or via a support plate; and a blade assembly for collecting a plurality of front blades and mounting to the retainer,
The retainer forms a mounting hole for mounting both ends of the back blade directly or via a support plate, and an engaging portion for mounting the blade assembly,
The blade assembly includes a support plate that supports both ends of the front blade, and the support plate includes an engaged portion that can be engaged with an engaging portion of the retainer.
The mounting hole formed in the retainer and the engaging portion are disposed on the upper and lower surfaces of the retainer,
The engaging portion formed on the retainer is an engaging recess formed in two stages lower in the rear portion than the front portion and formed in the plate thickness direction of the retainer, and the engaged portion formed in the blade assembly. The joint portion is a hook-like claw member that is disposed on both longitudinal end faces of the support plate and is formed to be engageable with the engagement recess.
2. A blade mounting structure for a register, wherein a mounting hole formed in the retainer and the engaging portion are arranged on the same surface of the retainer.

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