JPH0711394U - Wire drawing machine - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a device capable of quickly and easily performing marking work on a ceiling for making a hole for installing a ceiling-embedded lighting fixture. [Structure] A carriage 3 is mounted on a guide rail 2, and arms 5, 5 are provided on both left and right sides of the carriage 3. Attach the pair of members 11, 12 to the guide rail 2. The roller holders 6 and 6 having the rollers 7 and 7 and the ink pads 8 and 8 mounted thereon are mounted on the arms 5 and 5. Roller holder 6,6
And the members 11 and 12 can be adjusted in a fixed position. When the bottom surface of the wire drawing machine 1 is pressed against the ceiling and the bar handle 10 is gripped and the carriage 3 travels from one member 11 to the other member 12, parallel lines with a set length and a set interval are marked on the ceiling. It

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a wire drawing machine, and more particularly to a wire drawing machine for marking work on a ceiling during installation of lighting equipment.

[0002]

[Prior art]

 When mounting a ceiling-embedded luminaire, etc. on the ceiling, make markings for positioning the mounting holes on the ceiling, and then attach the luminaires by opening the mounting holes according to the markings. For marking work, two workers each step on a stepladder, and two people operate a tape measure and the like to write the contours of the mounting holes on the ceiling with a marking device.

[0003]

[Problems to be solved by the device]

 Since the marking work on the ceiling is carried out in an unstable posture in which the user climbs up the stepladder and faces upwards, it is easy for two workers to make an error when marking with a tape measure, etc. It may cause a problem in accuracy. In addition, since the work is performed in an unnatural posture, the work load becomes enormous at a large-scale site, which puts a heavy burden on the worker and also poses a problem in work efficiency.

Therefore, there are technical problems to be solved in order to facilitate the marking work on the ceiling, reduce the labor, and improve the working accuracy, and the present invention aims to solve the above problems. To aim.

[0005]

[Means for Solving the Problems]

 This invention is proposed to achieve the above-mentioned object. A carriage is attached to a guide rail, an arm orthogonal to the guide rail is attached to the carriage, and a pair of scribing tools or writing tools is attached to the arm. The marking device is attached so that the distance between the pair of marking devices can be adjusted, and a pair of members that are orthogonal to the guide rail and face each other with the carriage interposed are attached to the guide rail. Is a drawing machine in which the member can set the movable range of the carriage by this member, and the pair of members are brought into contact with the surface to be drawn, and the carriage is made to travel and the pair of marking devices is used. A drawing machine formed so that parallel lines of arbitrary length and spacing can be marked on the target surface, and the above-mentioned carrier. A wire drawing machine in which one end of a bar handle is connected to the above through a universal joint, and the marking device is a pair of rollers, and the roller and the ink pad are mounted on a pair of roller holders, respectively, and the ink pad is attached. A wire drawing machine in which the pair of roller holders are attached to the arms by contacting the outer peripheral surfaces of the rollers, and a wire drawing machine in which spike needles are projected from both end portions of the guide rail or the surfaces of the pair of members facing each other to be drawn. The present invention also provides a wire drawing machine in which the guide rails and members are provided with scales.

[0006]

[Action]

 In the wire drawing machine according to claim 1, a marking device is mounted on an arm extending from the carriage mounted on the guide rail to the left and right, and the wire drawing machine is pressed against the ceiling to manually operate the carriage or other driving means. When run by, the parallel line is drawn on the surface of the sky with one operation.

The carriage can travel between a pair of members mounted orthogonally to the guide rails, and the length of the parallel lines is set by adjusting the distance between the members. In addition, the spacing between parallel lines is set by adjusting the spacing between the pair of marking instruments attached to the arm. According to the second aspect of the present invention, by holding the bar handle attached to the carriage via the universal joint and causing the carriage to travel, it is possible to draw a long parallel line beyond the reach of the arm by one operation.

According to the third aspect of the present invention, the roller mounted on the arm rotates in contact with the ceiling surface as the carriage moves, and the ink in the ink pad is transferred to the ceiling surface. According to a fourth aspect of the present invention, when the drawing machine is brought into contact with the ceiling, spike needles provided at both ends of the guide rail or a pair of members are pierced into the ceiling, and the drawing machine is fixed and the position is displaced during work. Is prevented.

According to the invention of claim 5, the length of the drawn line can be set by adjusting the interval between the pair of members by the scale provided on the guide rail. In addition, the scale provided on the member can set the distance between the marking devices on the arm.

[0010]

【Example】

 An embodiment of the present invention will be described in detail below with reference to the drawings. FIG. 1 shows a drawing machine 1, and a guide rail 2 of the drawing machine 1 is provided with a carriage 3 which can travel. Brackets 4 fixed to the bottom surface of the carriage 3 project to both left and right sides of the carriage 3, and pipe arms 5 and 5 are screwed to the left and right extending portions, respectively. Roller holders 6 and 6 are attached to the pair of arms 5 and 5, respectively, and the distance between the roller holders 6 and 6 can be freely adjusted within the range of the arms 5 and 5. Rollers 7, 7 and ink pads 8, 8 are mounted on the roller holders 6, 6.

A universal joint 9 is provided on one side of the carriage 3, and one end of a bar handle 10 is pivotally attached to the universal joint 9. A pair of angle-shaped members 11 and 12 are mounted on the guide rail 2 with the carriage 3 interposed therebetween, and the distance between the members 11 and 12 can be adjusted. Roller stoppers 13 and 14 extending over the entire width are respectively raised near the opposite edges of the members 11 and 12, and the rollers 7 and 7 are mounted on a scale 15 provided at the front edge of the member 11 on the left side in the figure. A desired roller interval can be set by riding on 7.

The distance between the members 11 and 12 is set based on the scales 16 and 17 provided on the guide rail 2. Spike needles 18 and 18 projecting downward in the figure are provided at both ends of the guide rail 2, and a handle 19 is fixedly provided at the center of the upper surface. FIG. 2 shows a locking device for the members 11 and 12. The slider bolts 20, 20 ... Are inserted into the dovetail grooves 2a, 2a provided on both sides of the guide rail 2 in the longitudinal direction, and the mounting plates for the members 11, 12 are attached. Lock members 22, 12 ... Are fastened to the slider bolts 20, 20 by sandwiching 21, 21, and the members 11, 12 are fixed. When the lock nuts 22, 22, ... Are loosened, the fixation is released, and the members 11, 12 can be slid along the dovetail grooves 2a, 2a. The rollers 3a, 3a, ... Of the carriage 3 are engaged with the inside of the guide rail 2 as shown by the chain double-dashed line.

FIG. 3 shows a roller 7 which is a marking device. The roller 7 is loosely fitted in the hollow shaft portion 6 a of the roller holder 6, and the arm 5 is loosely inserted in the hole of the shaft portion 6 a so that It is slidable and can be fixed by tightening the thumbscrew 23. The roller 7 is provided with a circumferential groove 7a on its outer peripheral surface, and a rubber ring 24 is attached to the groove 7a.

An ink pad holder portion 6b is formed on the upper portion of the roller holder 6, and the left and right shafts 8a, 8a of the ink pad 8 are connected to the guide groove 6c of the ink pad holder portion 6b as shown in FIG. When the ink pad 8 is pushed in along with, the ink pad 8 impregnated with ink makes elastic contact with the rubber ring 24 of the roller 7. FIG. 4 shows the spike needle 18, which is attached to the end covers 25, 25 attached to both ends of the guide rail 2 by eye bolts 26 and nuts 27.

When performing a wire drawing work for opening a hole for embedding a lighting fixture in the ceiling, an operator grips a handle 19 provided at a central portion of the upper surface of the guide rail 2 and goes up to a stepladder or the like to draw a wire. Turn the machine 1 upside down and press the bottom of the machine 1 to the position where the ceiling will be punched. Then, by gripping the bar handle 10 with the other hand and moving the carriage 3 from the roller stopper 13 of the one member 11 to the roller stopper 14 of the other member 12, the rubber rings of the rollers 7, 7 in contact with the ceiling. The ink of the ink pads 8 and 8 is transferred to the ceiling by 24 and 24, and accurate parallel lines can be drawn with one operation.

The present invention can be modified in various ways without departing from the spirit of the present invention, and it goes without saying that the invention extends to those modifications.

[0017]

[Effect of device]

 As described in detail in the above-mentioned one embodiment, the wire drawing machine according to claim 1 can draw an accurate parallel line by one operation of one manufacturer, and requires two conventional personnel. The marking work on the ceiling is greatly simplified, the labor is significantly reduced, and the work efficiency and work accuracy are improved, and the labor and labor are reduced.

According to the second aspect of the present invention, since the bar handle is attached to the carriage via the universal joint, a long parallel line can be drawn by one operation, and the burden on the work posture is reduced, so that the safety at work is improved. improves. According to the third aspect of the present invention, the roller mounted on the arm of the carriage is brought into contact with the ceiling and is caused to move together with the carriage to transfer the ink on the surface of the roller to the ceiling, so that the carriage can be smoothly moved, Good workability.

According to the fourth aspect of the present invention, when the wire drawing machine is pressed against the ceiling, the spike needle sticks into the ceiling, so that the wire drawing machine does not move out of position, and marking errors and reduction in accuracy are prevented. it can. According to a fifth aspect of the present invention, the scale provided on the guide rail adjusts the distance between the pair of members, and the scale provided on the member adjusts the distance between the marking devices, so that the distance between the parallel lines and the line segment length can be reduced. Setting can be done very quickly and easily, improving work efficiency.

[Brief description of drawings]

FIG. 1 is a perspective view of a wire drawing machine of the present invention.

FIG. 2 is a sectional view of a guide rail.

3A and 3B show a roller holder, FIG. 3A is a plan view, and FIG.
Is a side view and (c) is a front view.

FIG. 4 is a partially cutaway front view of a guide rail end portion showing a spike needle.

[Explanation of symbols]

 1 Drawing Machine 2 Guide Rail 3 Carriage 4 Bracket 5 Arm 6 Roller Holder 7 Roller 8 Ink Pad 9 Universal Joint 10 Bar Handle 11,12 Member 13,14 Roller Stopper 15,16,17 Scale 18 Spike Needle 19 Handle

Claims (5)

[Scope of utility model registration request] 1. A carriage (3) to a guide rail (2)
The carriage (3) is equipped with the arms (5, 5) orthogonal to the guide rail (2), and the arm (5, 5) is equipped with a pair of marking instruments such as a scribe or a writing instrument. And the spacing between the pair of marking devices is adjustable, and a pair of members (11, 12) orthogonal to the guide rail (2) and facing the guide rail (2) with the carriage (3) interposed therebetween. Is attached, and the interval between the pair of members (11, 12) is adjustable,
A drawing machine for setting a movable range of the carriage (3) by the members (11, 12), wherein the pair of members (11, 12) is brought into contact with a surface to be drawn to draw the carriage (3). A drawing machine formed so that parallel lines of arbitrary length and spacing can be marked on a target surface by running and marking with the pair of marking devices (11, 12). 2. A universal joint (9) on the carriage (3).
The wire drawing machine according to claim 1, wherein one end of the bar handle (10) is connected via a wire. 3. The marking device is a pair of rollers (7, 7), and the roller (7) and the ink pad (8) are mounted on the pair of roller holders (6, 6), respectively, and the ink pad ( 2. The wire drawing machine according to claim 1, wherein 8) is brought into contact with the outer peripheral surface of the roller, and the pair of roller holders (6, 6) are attached to the arms (5, 5). 4. The wire drawing machine according to claim 1, wherein spike needles (18) are provided in a protruding manner on both end portions of the guide rail (2) or on the surfaces of the pair of members (11, 12) facing each other to be drawn. 5. The drawing machine according to claim 1, wherein the guide rail (2) and the members (11, 12) are provided with scales (15, 16, 17).