JPH047267B2 - - Google Patents

Description

[Detailed Description of the Invention] [Technical Field] The present invention relates to an apparatus for filling a caulking agent into a groove such as a joint groove. The present invention relates to a technology that eliminates masking work, performs automatic filling of caulking agent, and simplifies the control configuration.

[Background Art] Conventionally, when filling a groove such as a grout with a caulking agent, masking tape is pasted on both sides of the groove for masking. This involves peeling off the masking tape, and there is a problem in that such masking work is complicated and workability is poor. To solve this problem, methods proposed in Japanese Utility Model Application Publication No. 59-142066 and Japanese Utility Model Application No. 59-58159 detect the groove to be filled with caulking agent, and based on this detection result. Based on this, it was not possible to automatically fill the caulking agent.

[Object of the Invention] The present invention has been made in view of the above-mentioned problems, and its purpose is to eliminate the masking work on the groove periphery by making the discharge nozzle follow the groove of the workpiece. To provide a caulking agent filling device which can easily and automatically perform a caulking agent filling operation.

[Disclosure of the Invention] The present invention comprises a movable base 1 held movably in one direction horizontal to a fixed frame 7, and a movable base 1.
a copying roller 2 which is rotatably mounted around an axis substantially parallel to the above-mentioned moving direction of the workpiece and has a function of moving the movable base 1 by entering into the groove b of the workpiece a and copying the movable base 1; A discharge nozzle 3 having a function of discharging caulking agent c into groove b of workpiece a at a rear position in the copying rotation direction of roller 2, and a function of leveling the surface of caulking agent c discharged into groove b of workpiece a. A leveling tool 4 having
Roller 1 that has the function of pressing the surface of workpiece a
2, detecting that the copying roller 2 has descended from the surface to be pressed by the pressing roller 12, detecting the groove of the workpiece a, and controlling the discharge of the caulking agent c from the discharge nozzle 3 based on the result of this groove detection. The present invention relates to a caulking agent filling device comprising a groove detection means, and by configuring it in this way, the above object can be achieved. In other words, by moving the movable base 1 so that the copying roller 2 follows the groove b of the workpiece a to be carried in and aligning the discharge nozzle 3 along the groove b of the workpiece a, caulking can be applied accurately in the groove 1. c can be discharged, masking work with masking tape can be omitted, and by leveling the caulking agent c after being discharged with a leveling tool 4, automatic filling of the caulking agent c can be performed accurately and with a good finish. In addition, by detecting that the copying roller 2 has descended from the surface to be pressed by the pressing roller 12, grooves in the workpiece a are detected, and based on the groove detection results, the discharge of the caulking agent c from the discharge nozzle 3 is controlled. By providing the groove detection means, the pressure roller 12 can be detected by the groove detection means.
Detects that the copying roller 2 has descended below the pressing surface of the workpiece a, and detects the groove in the workpiece a. Based on the groove detection result, the discharge of the caulking agent c from the discharge nozzle 3 is controlled, and the groove b in the workpiece a is detected. The caulking agent c can be automatically filled based on the presence or absence of the workpiece a, and in such a case, the presser roller 12 that presses down the workpiece a can be effectively used. Groove b based on
The presence or absence of the caulking agent c is detected, and based on this detection result, the discharge of the caulking agent c is controlled from the discharge nozzle 3 held at a constant height position with respect to the workpiece a.
The groove detection structure and the caulking agent c discharge control structure can be simplified.

Embodiments of the present invention will be described in detail below based on the drawings.

A caulking agent c is automatically applied to a groove b like a joint groove formed in a workpiece a being conveyed by the roller conveyor 6 in the middle of the conveyance path of a roller conveyor 6 which has a large number of rollers 5 that can roll freely. An automatic filling device capable of filling is provided beside the roller conveyor 6 as shown in FIG. The automatic filling device will be described in detail below.

An elevating body 9 is held on the upper horizontal piece 8 of a substantially U-shaped fixed frame 7 so as to be movable up and down. The upper end of the elevating body 9 is connected to a cylinder rod 11 of an elevating cylinder 10, so that the elevating body 9 can be driven up and down by the elevating cylinder 10. A press roller 12 is rotatably attached to the lower end of the elevating body 9. A rubber lining 13 is fitted onto the press roller 12. Therefore, the workpiece a carried in by the roller conveyor 6 is held down by the pressing roller 12, so that the workpiece a can be stably conveyed so that it does not jump up. Further, when the specifications of the workpiece a are changed and the thickness of the workpiece a changes greatly, this is dealt with by expanding and contracting the elevating cylinder 10. In such a case, it is preferable to provide a spring (not shown) in the middle of the elevating body 9 to absorb some variation in the thickness of the workpiece a.
Several such pressing rollers 12 are provided at intervals in the transport direction of the workpiece a.

A movable base 1 is provided on the elevating body 9 so as to be movable in the width direction of the workpiece a. As a means for holding the movable base 1 movably in the width direction of the workpiece a in this way, for example, the horizontal shaft 14 is extended from the movable base 1,
This horizontal shaft 14 is slidably inserted into the elevating body 9, and coil springs 15 are wound on both sides of the horizontal shaft 14 passing through the elevating body 9, so that these two coil springs 15
Although the movable base 1 can be freely movable in the width direction of the workpiece a and elastically held at a neutral position, such a holding means can be modified in various designs.

An upper horizontal piece 16 extends from the movable base 1, and a cylinder 17 is attached to this upper horizontal piece 16, and a cylinder rod 18 of this cylinder 17 is attached to the upper horizontal piece 16.
A copying roller 2 is rotatably attached to the holder.
A substantially V-shaped tapered surface 19 is provided on the periphery of the copying roller 2.
By lowering the copying roller 2 with the cylinder 17, a V-shaped tapered surface 19 is formed.
By using this, the copying roller 2 can be inserted into the bottom of the substantially V-shaped groove b formed in the workpiece a. In this way, move the copying roller 2 into the groove b.
By fitting it into the bottom of the workpiece a, the movable base body 1 holding the copying roller 2 moves in the width direction of the workpiece a against the coil spring 15 with the workpiece a held and fixed by the presser roller 12 as a reference. They are moved. The movable base 1 has a discharge nozzle 3 located ahead of the copying roller 2 in the direction in which the workpiece a is carried in.
is provided. Caulking agent c is applied to the discharge nozzle 3.
A supply device is connected to supply the This supply device does not need to be mounted on the movable base 1. In short, it is sufficient if the discharge nozzle 3 is disposed in a straight line with respect to the copying roller 2 in the direction in which the workpiece a is carried in.
The copying roller 2 follows the groove b of the workpiece a, thereby moving the movable base 1 in the width direction of the workpiece a, aligning the discharge nozzle 3 with the groove b of the workpiece a, and moving the discharge nozzle 3 away from the groove b of the workpiece a. The caulking agent c can be reliably discharged into the groove b of the workpiece a.

A spatula-shaped leveling tool 4 is provided in a portion of the movable base 1 in front of the discharge nozzle 3 in the direction in which the workpiece a is carried in, and the surface of the caulking agent c discharged into the groove b is smoothed and finished. It is made possible to do so. Air jet nozzles 20 are provided above and behind the leveling tool 4, and a solvent jet nozzle body 21 for spouting a solvent for melting the caulking agent c is installed below between the rollers 5 of the roller conveyor 6. It is installed so that it can be raised and lowered freely from between the parts, and after filling the caulking agent c, the workpiece a is placed from below the automatic filling device.
After the leveling tool 4 is exhausted, the leveling tool 4 can be cleaned by blowing air on the leveling tool 4 using the front and rear air jetting nozzles 20 and the raised solvent jetting nozzle body 21 and melting the caulking agent c. I've made it possible.

As shown in FIG. 4, a proximity switch 22 is provided on the movable base 1 side so that the copying roller 2 lowered by the cylinder 17 is lower than the pressing level of the pressing roller 12 provided on the elevating body 9 side. It is possible to detect whether or not the groove b is present in the workpiece a by detecting the movement of the groove b by a certain amount or more. The caulking agent c discharging device is operated based on the detection result of the groove b. Based on the detection result that there is no groove b, the cylinder 17 is controlled to raise the copying roller 2. In this way, the grooves of the workpiece a are detected by detecting that the copying roller 2 has descended from the surface pressed by the presser roller 12, and the discharge of the caulking agent c from the discharge nozzle 3 is controlled based on the groove detection result. The structure made is collectively called a groove detection means.

As shown in FIG. 6, the workpiece a is fixed to the base plate 23 with screws 24, and in this case, if the screws 24 are lifted as shown, it will damage the automatic filling device. Therefore, a sensor 25 is installed at the tip of the automatic filling device to detect protrusions such as screws 24, and based on the detection results, an alarm is issued, the operation of the automatic filling device is stopped, or the loading of the workpiece a is stopped. to protect the automatic filling equipment.

According to the automatic filling device described in detail above, the roller 2 follows the groove b of the workpiece a to be carried in, and the roller 2 is carried into the groove b.
By following
The caulking agent c is accurately discharged from the machine, and the caulking agent c is then finished by a leveling tool 4, thereby automatically filling the caulking agent c.

[Effects of the Invention] In summary, the present invention has a movable base that is held movably in one direction horizontal to a fixed frame, and a movable base that is rotatably mounted around an axis substantially parallel to the direction of movement of the movable base. A copying roller that is attached to the movable base and has a function of moving the movable base body by moving the movable base body in a copying direction by entering into the groove of the workpiece, and a function of discharging caulking agent into the groove of the workpiece at a rear position in the copying rotation direction of the copying roller. By making the copying roller follow the groove of the work being carried in, the movable base can be moved and the discharge nozzle can be aligned with the groove. To accurately discharge caulking agent, omit masking work, and improve the finish by leveling the caulking agent after dispensing with a leveling tool, and to perform automatic filling of caulking agent accurately and with a good finish. The present invention provides a groove detecting means which detects the groove of the workpiece by detecting that the copying roller has descended from the surface to be pressed by the pressing roller, and controls the discharge of caulking agent from the discharge nozzle based on the groove detection result. Because of this, the groove detection means detects when the copying roller has descended below the pressing surface of the presser roller, detects the groove in the workpiece, and controls the discharge of caulking agent from the discharge nozzle based on the groove detection result. The caulking agent can be automatically filled based on the presence or absence of a groove in the workpiece, and in such a case, the holding roller that holds down the workpiece can be effectively used, that is, the workpiece can be lowered from the holding roller based on this holding roller. The presence or absence of a groove is detected based on the detection result, and the discharge of the caulking agent is controlled from the discharge nozzle held at a constant height relative to the workpiece. This has the advantage that the discharge control configuration can be simplified.

[Brief explanation of drawings]

FIG. 1 is a front view of one embodiment of the present invention, FIG. 2 is a side view of the same, FIG. 3 is an explanatory view showing the action of the movable base body of the above, and FIGS. 4 and 5 are the copying rollers of the above. Perspective view and explanatory view showing the groove detection action by
The figure and FIG. 7 are a perspective view and an explanatory view of the same screw detection sensor as above, and 1 is a movable base, 2 is a copying roller, 3 is a discharge nozzle, 4 is a leveling tool, 7 is a fixed frame, and 12 is a presser. roller, a is the workpiece, b is the groove,
c is a caulking agent.

Claims (1)

[Scope of Claims] 1. A movable base that is held movably in one direction horizontal to the fixed frame, and a movable base that is rotatably mounted around an axis substantially parallel to the moving direction of the movable base and that supports a workpiece. A copying roller that has the function of entering the groove and moving the movable base while copying, and a discharge nozzle that is attached to the movable base and has the function of discharging caulking agent into the groove of the workpiece at a rear position in the copying rotation direction of the copying roller. A leveling tool that has the function of leveling the surface of the caulking agent discharged into the groove of the workpiece, a roller that has the function of pressing the surface of the workpiece, and a copying roller that has descended from the surface to be pressed by this pressing roller. A caulking agent filling device comprising a groove detection means for detecting grooves in a workpiece and controlling the discharge of caulking agent from a discharge nozzle based on the groove detection result. 2. The caulking agent filling device according to claim 1, further comprising a cleaning means having a function of removing caulking agent adhering to the leveling tool.