JPH0212156B2 - - Google Patents

Description

Detailed Description of the Invention (Industrial Application Field) The present invention relates to a resin coating device for a backing device for an automobile mat, and more particularly, it relates to a resin coating device for a backing device for an automobile mat, and more specifically, for coating a synthetic resin, which is a backing material formed on the back side of an automobile mat, on a mold. The present invention relates to a resin coating device for a car mat bucking device, which is equipped with a resin coating nozzle that sprays resin.

(Prior Art) As a resin coating device for a bucking device for automobile mats, the one shown in Japanese Patent Publication No. 37047/1983 has been proposed. Figure 9 and 1
As shown in FIG. 0, this resin coating device 1 consists of resin pouring pipes 3 provided at predetermined locations along an annular track 2, and is placed so as to move intermittently on the annular track 2. When the trolley 4 was moved below the resin spouting pipe 3, a sol-like resin was applied from the resin spouting pipe 3 onto the mold 5 assembled on the trolley 4.

(Problems to be Solved by the Invention) However, with this coating device, since the coating width of the resin is set constant, it cannot be applied to molds of various sizes and types, and the coating width is fixed. There were problems such as the thickness of the resin layer becoming uneven and the resin not being able to be applied to the entire mold.

This invention was made in view of these problems, and provides an automotive mat that can be applied to various types of molds, both large and small, and that can always reliably apply a uniform thickness of resin onto the molds. The object of the present invention is to provide a resin coating device for a bucking device.

(Means for Solving the Problems) That is, the present invention includes a plurality of flat resin coating nozzles that eject sol-like resin onto a mold, and a plurality of resin coating nozzles that are arranged in a flat manner to spray resin in the form of a sol onto a mold. an on-off valve that opens and closes according to the application width to adjust the application width;
This resin coating device in a car mat bucking device is characterized by comprising a moving means for reciprocating this resin coating nozzle onto a mold.

(Function of the Invention) Therefore, in the resin coating device of the automobile mat bucking device of the present invention, the resin is sprayed in the form of a sol onto the mold using an on-off valve, depending on the type of the mold. The coating width is adjusted by opening and closing the coating nozzle, and the resin coating nozzle is reciprocated over the mold by a moving means to coat the resin onto the mold.

(Embodiment) A resin coating device in a backing device for automobile mats according to the present invention will be described in detail below with reference to an embodiment shown in the drawings.

First, a bucking device for an automobile mat shown in this embodiment will be explained.

As shown in FIG. 1, at the center of the bucking device 12 is provided a rotary drive table 14 which is a donut-shaped rotary disk on which 15 molds 13 are assembled. At the bottom of this rotary drive table 14, twelve mold heating devices 16 are provided which directly heat the mold 13 to semi-gel the resin 15 applied on the mold 13 and further gel it. . Similarly, after the resin 15 in the mold 13 and the fiber mat 17 are adhered to the lower part of the rotary drive table 14,
Two mold cooling devices 18 are provided which change the resin 15 into a rubber-like gel state by directly cooling the mold 13. Rotary drive table 1
4 has a resin coating device 11 for coating a sol-like resin 15 onto the mold 13, and a resin coating device 11 for applying a sol-like resin 15 onto the mold 13; a fiber mat supply device 21 that places the fiber mat 17 on the resin 15 and presses it into one body; and a mold changing device that replaces the mold 13 according to the type of automobile mat. 22
and a removal device 23 for removing the fiber mat 17 that has been buckled.

Note that the bucking device is not limited to the one described above, and may be of any structure as long as it places the fiber mat on the resin coated in the mold and presses it into one piece.

Next, the resin coating device of the present invention will be explained.

As shown in FIG. 2, in the resin coating device 11, a box-shaped inner frame 24 is provided above the table 14.
is arranged so as to hang over the top surface of the table 14.
An elevating cylinder 25, which is a means for moving in the vertical direction, is fixed to the inner frame 24, and at the tip of the shaft of the elevating cylinder 25, a plurality of cylinders are arranged horizontally in a line and tied together in a flat shape. A resin application nozzle 26 is attached. A compressed sol-like resin 15 is ejected from these resin coating nozzles 26 onto the mold 13 of the rotary drive table 14 to be coated thereon. Further, these resin coating nozzles 26 are attached to the base of the mold 13.
An opening/closing valve 27 is installed to adjust the coating width of the resin 15 by opening and closing according to the size of the resin 15. This on-off valve 27 is connected to the resin coating nozzle 26 by electromagnetic force.
This is a solenoid valve that opens and closes the mouth at the base of the valve. and,
When the mold 13 is large, the on-off valve 27 is operated according to the size of the mold 13, and the plurality of resin application nozzles 26 arranged in a flat manner are opened to widen the application width of the resin 15. . On the other hand, when the mold 13 is small, the opening/closing valve 27 is operated according to the size of the mold 13 to reduce the number of resin coating nozzles 26 that are opened and to narrow the coating width of the resin 15.

Further, two left and right shafts 28 are protruded from both upper ends of the inner frame 24 of the resin coating device 11 of the present invention, and running rollers 29 serving as horizontal movement means are rotatably attached to these shafts 28. It is being This running roller 29 consists of a square upper frame 30 on which the running roller 29 runs, and a support 31 fixed to the outer edge of the table 14 that supports this.
It is supported by an outer frame 32 consisting of. Then, the upper frame 30 is moved toward the rotary drive table 14 by a drive motor (not shown), which is also a horizontal movement means fixed to the outer frame 32, and the inner frame 24 is moved along the upper frame 30. The resin application nozzle 26 is adapted to move horizontally.

Along with the outer frame 32, a resin tank 33 is arranged on the outer peripheral edge of the rotary drive table 14. This resin tank 33 stores plastisol, which is made by mixing vinyl chloride resin with 30 to 35% of 2-octylhexyl phthalate or n-octyl phthalate as a plasticizer. As the rotary drive table 14 rotates, the resin 15 passes through the coating stopper 35, which is opened by the operation of the resin coating stopper cylinder 34 attached to the lower part of the tank 33, to the resin application stopper opening/closing cylinder 34. The resin is transferred to the coating pump 36 by a coating pump (not shown) that starts in conjunction with the resin coating, and is applied by the resin coating nozzle 26. Then, the resin 15 is applied from the resin application nozzle 26 onto the mold 13 on the upper surface of the rotary drive table 14.

The amount of resin 15 applied is adjusted by a coating plug 35 disposed at the bottom of the resin tank 33.

Further, a resin coating device for a backing device for an automobile mat according to the present invention will be explained with reference to another embodiment shown in the drawings.

First, the bucking device shown in this embodiment will be explained. As shown in FIGS. 3 to 5, a bucking device 41 includes a mold heating device 42 that directly heats the mold 13 to semi-gel the resin 13 applied on the mold 13, and further gels the resin 13. After the resin 15 in the mold 13 and the fiber mat 17, which are provided adjacent to the mold heating device 42, are adhered and integrated, the mold 1
Each device is provided above or to the side of the mold cooling device 43, which changes the resin 15 into a rubber-like gel state by directly cooling the resin 15.

A moving table 49 is provided above the mold heating device 42 and the mold cooling device 43 to assemble the two molds 13 so as to horizontally reciprocate above the mold heating device 42 and the mold cooling device 43. ing. Also, on the side of the mold cooling device 43, a sol-like resin 15 is provided.
A resin coating device 40 is provided above the mold cooling device 43 for coating the resin 1 on the mold 13, and is movable up and down in the vertical direction.
A deaerator 44 is provided for removing air bubbles from the resin 15 and filling the resin 15 into the mold 13. Further, adjacent to the mold cooling device 43 is a removal device 46 that goes in and out of the mold cooling device 43 and removes the buckled resin mat 17.

On the other hand, the resin 1
A fiber mat supply device 45 for supplying the fiber mat 17 onto the mold heating device 42 is provided adjacent to this mold heating device 42 .

Next, the resin coating device provided in the bucking device shown in this embodiment will be explained.

As shown in FIGS. 3 to 5 and 6, this resin coating device 40 has an inner frame 47 and an outer frame 48.
and a resin tank 50.

In the resin coating device 40, a plurality of resin coating nozzles 51 are attached to the inner frame 47, which are horizontally arranged in a row and tied together in a flat shape. A compressed sol-like resin 15 is ejected from these resin coating nozzles 51 onto the mold 13 of the movable table 49 to be coated thereon. At the base of this resin application nozzle 51,
An on-off valve 52 is installed to open and close these resin application nozzles 51 according to the size of the mold 13 to adjust the application width of the resin 15. This on-off valve 5
2 is a solenoid valve that opens and closes the mouth of the base of the resin coating nozzle 51 by electromagnetic force.

At both ends of the lower part of the inner frame 47, a rotating shaft 54 is installed horizontally, and a pinion 53, which is a moving means for reciprocating the resin coating nozzle 51 above the mold 13, is attached. A rack 56, which also serves as a moving means, is mounted on the side wall 55 and is threaded onto the pinion 53. The power of a drive motor 56, which is also a moving means, and which is also attached to the upper part of the inner frame 47 is transmitted to the rotating shaft 54 through the chain 57, causing the pinion 53 to rotate, and as a result, the inner frame 4
A plurality of resin coating nozzles 51 of No. 7 move horizontally in and out of the movable table 49 to apply the resin 15 onto the mold 13.

On the other hand, the resin tank 50 includes a cylinder 58 for opening/closing a resin coating plug and a coating plug 59. Inside the resin tank 50, plastisol, which is made by mixing 30 to 35% of 2-octylhexyl phthalate or n-octyl phthalate as a plasticizer with vinyl chloride resin, is stored. As the movable table 49 moves, the resin 15 passes through the coating plug 59 opened by the operation of the resin coating cap opening/closing cylinder 58 attached to the lower part of the tank 50, and enters the resin coating cap opening/closing cylinder 58. The resin is transferred to a coating pipe 60 by a coating pump (not shown) which is started in conjunction with the resin, and is coated onto the mold 13 by a resin coating cylinder 58.

The amount of resin 15 applied is adjusted by a coating plug 59 disposed at the bottom of the resin tank 50.

Further, the resin coating device in the automobile mat bucking device of the present invention will be explained with reference to still another embodiment shown in the drawings.

First, a bucking device for an automobile mat shown in this embodiment will be explained.

As shown in FIG. 7, the bucking device 61 directly heats the mold, semi-gels the resin 15 applied on the mold 13, and further gels the resin 15. After the resin 15 in the mold 13 and the fiber mat 63 are adhered and integrated above or to the side of the mold heating device 62, the resin 15 is turned into a rubber-like gel state by directly cooling the mold 13. A mold cooling device 64 for changing the molds to
1. The resin 15 coated on the mold 13
A deaeration device 66 and a fiber mat supply device 67 that fill the mold 13 by removing air bubbles therein.
are provided for each.

In this bucking device 61, two mold cooling devices 64 are provided on both sides of a mold heating device 62. These mold heating device 62 and mold cooling devices 64, 64 are installed inside the support base 68. A movable table 65 is placed on the support base 68 and is sized to cover the upper surfaces of the mold heating device 62 and one of the mold cooling devices 64, and is configured to reciprocate horizontally on the support base 68. It is provided. Furthermore, a resin coating device 71 is provided on the outer side of the two mold cooling devices 64, 64 provided on both sides of the mold heating device 62, and also on the upper side of the mold cooling device 64, which can be raised and lowered in the vertical direction. A deaeration device 66 is provided.

On the other hand, on the mold heating device 62, there is a fiber mat supplying device that moves in and out of the mold heating device 62 and presses the fiber mat 63 onto the resin 15 of the movable table 65 that has been moved with the resin 15 coated thereon. 67
is provided.

Next, the resin coating device provided in the bucking device shown in this embodiment will be explained.

As shown in FIGS. 7 and 8, when the movable table 65 on which the mold 13 is assembled is moved onto the mold cooling device 64, the resin coating device 71 moves the mold heating device 62 over the movable table 65. This is a device that moves in and out in the direction of the arrow in the figure and applies resin 15 onto the mold 13.

In the resin coating device 71, a supply port 74 into which the resin 15 is introduced from a resin supply pipe 73 is provided at the top of the resin tank 72, and a plurality of resin coating ports for coating the resin 15 onto the mold 13 are provided at the bottom of the resin tank 72. A nozzle 75 for use is formed. Further, at the base of these resin application nozzles 75, there is an on-off valve 7 that opens and closes these resin application nozzles 75 according to the size of the mold 13 to adjust the application width of the resin 15.
6 is installed. The on-off valve 76 is an electromagnetic valve that opens and closes the mouth of the base of the resin coating nozzle 75 using electromagnetic force.

The resin tank 72 is configured to move horizontally as a moving cylinder 77, which is a moving means attached to the side, expands and contracts. As the resin tank 72 moves, the on-off valve 76 opens and the resin 15 in the resin tank 72 is applied onto the mold 13 by falling naturally.

The amount of resin 15 applied is adjusted by an on-off valve 76 disposed at the bottom of the resin tank 72.

(Effects of the Invention) As described in detail above, the present invention includes a plurality of flat resin coating nozzles that eject sol-like resin onto a mold, and a plurality of resin coating nozzles that are arranged in a flat manner to spray a sol-like resin onto a mold. A resin coating device for a car mat bucking device, characterized by comprising an on-off valve that opens and closes to adjust the coating width according to the application width, and a moving means that reciprocates this resin coating nozzle over a mold. It is.

Therefore, in the resin coating device of the automobile mat bucking device of the present invention, the resin coating nozzle that sprays sol-like resin onto the mold is opened and closed by an on-off valve depending on the type of mold. The resin coating nozzle is reciprocated over the mold by a moving means to adjust the coating width, and the resin is coated on the mold, so a resin layer of uniform thickness is always deposited. It is possible to reliably form the entire mold.

[Brief explanation of drawings]

FIG. 1 is a plan view showing the entire backing device for automobile mats, FIG. 2 is a perspective view showing an embodiment of the resin coating device in the automobile mat bucking device of the present invention, and FIG. 3 is a plan view showing the entire backing device for automobile mats. 4th plan view showing the entire backing device for mat
5 is a left side view, FIG. 6 is a perspective view showing another embodiment of the resin coating device in the backing device for an automobile mat of the present invention, and FIG. 7 is a front view of the automobile mat. FIG. 8 is a perspective view showing still another embodiment of the resin coating device in the bucking device for automobile mats of the present invention, and FIG. 9 is a side view showing the entire bucking device for automobile mats according to the present invention. The plan view and FIG. 10 showing the bucking device are also side views. Explanation of symbols 11, 40, 71... Resin coating device, 26, 51, 75... Resin coating nozzle, 2
7, 52, 76...Opening/closing valve.

Claims (1)

[Claims] 1. A plurality of flat resin coating nozzles that eject sol-like resin onto the mold, and an on-off valve that opens and closes these resin coating nozzles according to the size of the mold to adjust the coating width. and a moving means for reciprocating the resin coating nozzle over a mold.