JP2768149B2 - Inking device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an on-site blackout device, and more particularly to a blackout device capable of exerting a particularly great effect on blackout of a part on a plane having an obstacle or a part not on the same plane. .

[0002]

2. Description of the Related Art Conventionally, in buildings such as buildings, after laying concrete such as pillars, beams, floor slabs, walls, etc., it is necessary to perform finishing work on floors and ceilings of each room, partition work, and the like. It is necessary to perform ink marking on the floor of each room.

[0003]

In such a conventional inking operation, the coordinates can be specified relatively easily and accurately on the same continuous floor surface. If there is an obstacle such as the above, it is necessary to get over this obstacle and to start ink marking. In the case where ink is drawn over a place where the line of sight cannot be seen or is not on the same plane after overcoming obstacles, the ink is moved many times using plumb bob or transit, etc. The operation is extremely complicated and time-consuming, requires the skill of the operator, and is time-consuming. In addition, since the ink is moved many times, there is a problem in that the accuracy of the blackout is reduced.

In view of the above-mentioned problems, the present invention provides an ink-marking device that can easily, quickly, and accurately mark ink from reference coordinates even when an obstacle exists. The purpose is to:

[0005]

According to the present invention, there is provided a fixing unit for providing a reference point set at a preset reference coordinate, and fixing the reference point to a reference coordinate setting surface. An arm portion extending from the fixed portion via a plurality of bendable joints and having a measurement point at the tip thereof, and a sensor provided at each joint of the arm portion and detecting a displacement amount of each joint. And a measurement coordinate display unit that calculates and displays a relative positional relationship between the reference point and the measurement point based on the amount of displacement detected by the sensor.

Further, at least one of the plurality of joints
It is desirable that one of them can be rotated, and a relative positional relationship between the reference point and the measurement point is calculated in consideration of the rotation amount.

Further, at least one of a plurality of arms connected by the plurality of joints can be expanded and contracted, and a relative positional relationship between the reference point and the measurement point is calculated in consideration of the amount of expansion and contraction. It is desirable.

Further, it is preferable that the measurement coordinate display section is provided near a measurement point at the tip of the arm section.

[0009]

With the above arrangement, in the blackout device of the present invention, the reference point is set to the reference coordinates, the fixed portion is fixed to the setting surface, and the measurement point provided at the tip of the arm portion in this state. By moving, a plurality of joints of this arm part bend freely, and sensors provided at each joint detect the displacement amount. Then, the relative positional relationship between the reference point and the measurement point is displayed on the measurement coordinate display unit from the displacement amount of the sensor at each joint, so that the value displayed on the measurement coordinate display unit is By locating the measurement point at a position that gives the value of, the target coordinates can be set by the measurement point at that position. For this reason,
Even when an obstacle exists between the reference coordinates and the target coordinates, the measurement point can be moved across the obstacle, so that the target coordinates can be obtained extremely easily.

[0010] In addition, at least one of the plurality of joints.
One of the arms is rotatable, and by calculating the relative positional relationship between the reference point and the measurement point in consideration of the amount of rotation, the degree of freedom of the arm is increased, and the movement range of the measurement point is accordingly increased. It can be made simple and wide.

Further, at least one of a plurality of arms connected by the plurality of joints can be expanded and contracted, and a relative positional relationship between the reference point and the measurement point is calculated in consideration of the amount of expansion and contraction. Thereby, the whole device can be formed compactly.

Further, by providing the measurement coordinate display section near the measurement point at the tip of the arm section, the measurement point can be moved while looking at the measurement point section, so that the workability is significantly improved. can do.

[0013]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is an overall perspective view of an inking device 10 showing one embodiment of the present invention.
The fixed part 16 is installed on the floor surface 12 as a reference coordinate setting surface. During this installation work, the screw 14 is operated to finely adjust the reference black L and the horizontal level. In addition, the ink marking device 10 has an arm 1 extending from a fixing portion 16.
8 are provided. Note that a wall 20 is constructed on the floor surface 12, and black ink is applied to the near side of the wall 20 from reference black L as reference coordinates drawn on the other side of the wall 20. I have.

The fixing portion 16 is provided with a reference point 22. When the fixing portion 16 is fixed, the fixing position of the fixing portion 16 is determined so that the reference point 22 coincides with the origin P on the reference black L. Is done.

The arm portion 18 has first, second, third,
Fourth and fifth arms 18a, 18b, 18c, 18d, 18e
Are joints 24a, 24b, 24
c, 24d, and connected via rotatable joints 25a, 25b. The tip of the fifth arm 18e is tapered and has a measurement point 2
6 are provided. The joints 24a, 24b, 24c, 2
4d has angle sensors 28a, 28b, 28, respectively.
c, 28d are provided, and these angle sensors 28a, 2
8b, 28c, 28d, each joint 24a, 24b,
The bending angles of 24c and 24d are detected. The joints 25a, 25b have rotation sensors 30a, 3 respectively.
0b is provided, and the rotation displacement of each joint 25a, 25b is detected by the rotation sensors 30a, 30b.
Further, the third arm 18c can be expanded and contracted by fitting the inner cylinder 32a and the outer cylinder 32b to each other.

The angle sensors 28a, 28b, 28
c, 28d, and the displacements detected by the rotation sensors 30a, 30b, and the expansion / contraction sensor 34, the relative position of the measurement point 26 with respect to the reference point 22, that is, the coordinates Δx, Δy, Δ
The value is converted into z and calculated, and the calculated result is displayed on the measurement coordinate display unit 36. The measurement coordinate display section 36 is provided on the outer surface near the distal end of the fifth arm 18e so that the user can see the measurement coordinate display section 36 while checking the moving position of the measurement point 26.

With the above configuration, the ink marking device 1 of the present embodiment is provided.
0, the fixing portion 16 is fixed to the floor surface 12 with the reference point 22 provided on the fixing portion 16 coincident with the origin P of the reference black L. Is moved to the measurement point 26 provided in the. Then, the plurality of joints 24a, 24b, 24c, 24d provided on the arm portion 18 bend freely, the joints 25a, 25b rotate freely, and the arm 18c freely expands and contracts to move the measurement point 26. Is acceptable.

At this time, since the coordinates Δx, Δy, Δz of the measurement point 26 with respect to the reference point 22 are displayed on the measurement coordinate display section 36, the value displayed on the measurement coordinate display section 36 becomes the target value. By locating the measurement point 26 at the position, the target coordinates can be set with the measurement point 26 at that position, and the set coordinates can be used as the starting point.

The arm 18 is provided with a plurality of joints 2.
It bends freely at 4a, 24b, 24c, 24d, rotates freely at joints 25a, 25b, and the arm 18c expands and contracts freely. For this reason, even if there is an obstacle such as the wall 20 between the origin P and the part to be newly printed out, the opening 20 such as the window frame attaching portion of the wall 20 is provided.
By using “a” and straddling the wall 20 through the arm portion 18 through the opening 20a, the blackout operation can be easily performed. In addition, even when there is an uneven portion such as a staircase other than the wall 20 as an obstacle, the blackout device 10 of the present embodiment can easily perform the blackout work, as a matter of course. , The coordinates can be associated with each other even on the upper and lower floors and ink can be extracted.

As described above, in the present embodiment, the target coordinates can be easily obtained by moving the measuring point 26 after fixing the fixing portion 16 to the floor surface 12, and the surveying can be performed while moving around the obstacle. Therefore, the blackout operation can be performed extremely easily. For this reason, it is possible to perform accurate and prompt work, freeing the complicated inking work using a down swing / transit as in the related art.

Further, by making the third arm 18c of the arm portion 18 extendable and contractible, it is possible to enlarge the working range of the black-out operation while making the entire apparatus compact. Further, since the measurement coordinate display section 36 is provided near the measurement point 26, the measurement point 26 can be moved while looking at the measurement coordinate display section 36, so that the workability can be significantly improved.

In this embodiment, the arm 18
To joints 24a, 24b, 24c, 24d, 25a, 25
Although the case of connection by b is disclosed, the number of joints is not limited to this, and the rotation function of the joint and the expansion / contraction function of the arm can be set freely.

[0023]

As described above, according to the first aspect of the present invention,
In the blackout device shown in (1), the arm portion is freely bent by a plurality of joints provided on the arm portion, and a reference point and a reference point are obtained from the displacement amounts detected by the sensors provided on these joints. The relative positional relationship with the measurement point is calculated, and the calculation result is displayed on the measurement coordinate display section, so that the reference point is set to the reference coordinates, the fixing section is fixed to the setting surface, and the measurement point is set in this state. By moving, the target coordinates can be easily obtained. Further, since the arm portion is bent freely through the plurality of joints, even when an obstacle exists between the reference coordinates and the target coordinates, the measurement point can be moved across the obstacle. Therefore, the target coordinates can be obtained extremely easily. Therefore, especially in the case where there is an obstacle, the blackout operation can be performed quickly and accurately, and labor saving can be achieved without requiring much skill of the blackout operation.

According to a second aspect of the present invention, at least one of the plurality of joints is rotatable, and a relative position between the reference point and the measurement point is determined in consideration of the amount of rotation. By calculating the relationship, the degree of freedom of the arm portion is increased, and the moving range of the measuring point can be simply and broadened accordingly.

Further, according to a third aspect of the present invention, at least one of a plurality of arms connected by the plurality of joints can be extended and contracted, and taking the amount of extension and contraction into account, the reference point and the measurement point are measured. By calculating the relative positional relationship with the point, the entire apparatus can be formed compact.

Further, in claim 4 of the present invention,
By providing the measurement coordinate display section near the measurement point at the tip of the arm section, the measurement point can be moved while looking at the measurement coordinate display section, so that workability can be significantly improved. It has various excellent effects.

[Brief description of the drawings]

FIG. 1 is an overall perspective view showing an embodiment of a blackout device according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Inking device 12 Floor surface (setting surface) 16 Fixed part 18 Arm part 22 Reference point 18a, 18b, 18c, 18d, 18e Arm 24a, 24b, 24c, 24d Joint 25a, 25b Joint 26 Measurement point 28a, 28b, 28c , 28d Angle sensor 30a, 30b Rotation sensor 34 Extension sensor 36 Measurement coordinate display

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-1-210801 (JP, A) JP-A-3-170001 (JP, A) JP-A 62-192212 (JP, U) (58) Survey Field (Int.Cl. ⁶ , DB name) G01C 15/02 B25H 7/04

Claims (4)

(57) [Claims] A reference point set at a predetermined reference coordinate is provided, and a fixed portion for fixing the reference point to a reference coordinate setting surface is provided. The fixed point extends through a plurality of joints that can be bent from the fixed portion. And
An arm provided with a measurement point at its tip, a sensor provided at each joint of the arm, and detecting a displacement of each joint; and a reference point and the measurement based on the displacement detected by the sensor. And a measurement coordinate display unit for calculating and displaying a relative positional relationship with respect to a point. 2. The method according to claim 1, wherein at least one of the plurality of joints is rotatable, and a relative positional relationship between the reference point and the measurement point is calculated in consideration of the amount of rotation. 2. The blackout device according to 1. 3. At least one of a plurality of arms connected by the plurality of joints can be expanded and contracted, and a relative positional relationship between the reference point and the measurement point is calculated in consideration of the amount of expansion and contraction. The blackout device according to claim 1 or 2, wherein: 4. The blackout device according to claim 1, wherein the measurement coordinate display section is provided near a measurement point at a tip portion of the arm section.