JP2004043092A - Position adjusting device and method for heavy load - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily execute fine adjustment of three-axial direction positions of a heavy load such as a linear type self-supported guideway in a narrow place. <P>SOLUTION: This position adjusting device is provided with a Z-direction expansion jack 10, a frame 50 to be coupled with an attachment 60 fixed to a guide block 100 embedded in the heavy load, and X-direction and Y-direction expansion jacks 40 and 30 fixed to the frame 50 close to an upper end of the Z-direction expansion jack 10 to take reaction to the Z-direction expansion jack. The heavy load 100 is temporarily supported on a base through the Z-direction expansion jack 10, so that fine adjustment of X-, Y-, and Z-direction positions of the heavy load are executed. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an apparatus and a method for adjusting a position of a heavy object. More specifically, the present invention relates to a device for finely adjusting the installation position in the X, Y, and Z axes when a heavy object is installed at a narrow mounting position, and a method for performing the fine adjustment.
[0002]
[Prior art]
It is a heavy object that needs to be installed with high accuracy, and there is an obstacle around it, or the space between the installed heavy object and the installation base is extremely narrow, When it is not possible to install a jack or the like to be adjusted outside or around, it is very difficult to install such a heavy object while ensuring a high-precision installation position dimension. For example, a self-supporting linear guideway that is installed on a linear motor high-speed track is made of heavy concrete, and is precisely installed by finely adjusting the X, Y, and Z directions in a guide groove provided on the base. There is a need to. In addition, it is extremely difficult to attach a jack or the like to the outside or around the self-supporting linear guide.
[0003]
[Problems to be solved by the invention]
The present invention provides a position adjustment device that easily and accurately adjusts the installation position of a heavy object under such difficult conditions, and easily positions the X, Y, and Z axes of the heavy object using the position adjustment device. The purpose of the present invention is to provide a method for adjustment.
[0004]
[Means for Solving the Problems]
The present invention has been made to solve the above problems, and is a position adjusting device characterized by employing the following technical means. That is, according to the present invention, the attachment is integrally attached to the guide block portion of the upper and lower through holes provided by embedding the guide block in the heavy object, and the Z-direction telescopic device is mounted on the base through the inside of the attachment. A weight comprising: a jack, a frame to be connected to the attachment, and an X-direction and Y-direction telescopic jack fixed to the frame near the upper end of the Z-directional telescopic jack and taking a reaction force to the Z-directional telescopic jack. It is an object position adjustment device.
[0005]
As the X, Y, and Z direction jacks, any jack selected from the group consisting of hydraulic jacks, pneumatic jacks, and screw jacks can be used.
[0006]
A method of easily adjusting the position of the heavy object in the X, Y, and Z-axis directions by using the above-described device is to use a vertical through hole in which a guide block is embedded at three or more positions in the horizontal projection plane of the heavy object. Attachment is attached, the position adjusting device is connected to the attachment, the lower end of the Z-direction telescopic jack of the position adjusting device is extended downward through the through hole, and the heavy object is mounted on the base via the Z-direction telescopic jack. A method of adjusting the position of a heavy object by finely adjusting the position of the heavy object in the X, Y, and Z directions. It is.
[0007]
The attachment is attached to a guide block embedded in the periphery of the upper and lower through holes provided in the heavy object. In the position adjusting device, a Z-direction telescopic jack is erected on the base through this through-hole, and the X and Y-direction telescopic jacks are located above the Z-direction telescopic jack, and a reaction force is exerted on the Z-direction telescopic jack. X and Y direction jacks are connected to the attachment via a frame.
[0008]
When the heavy object is a freestanding linear guideway, the linear guideway can be arranged at a narrow position by the above method, which is preferable.
[0009]
BEST MODE FOR CARRYING OUT THE INVENTION
The present invention provides an installation base when it is necessary to perform precise fine adjustment of the position of a heavy object under narrow conditions where a jack or the like cannot be arranged outside or around the heavy object to perform work. A position adjusting device and method for finely adjusting the installation position of a heavy object to be placed by precisely determining the position in the X, Y, and Z directions. In the method of the present invention, the upper and lower through holes are provided in the weight itself, an attachment is attached to a guide block embedded in the periphery of the through hole, a Z-direction jack is placed on the base through the inside of the attachment, The attachment integrated with the heavy object is finely adjusted by being shifted in the X, Y, and Z directions by the X, Y, and Z direction jacks.
[0010]
Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 4 is a plan view showing the position adjusting device 1 according to the first embodiment of the present invention. 1, 2, and 3 are an AA view (front view), a BB arrow view (left side view), and a CC arrow view (right side view) of FIG. 4, respectively. The position adjusting device 1 is configured to precisely position and install a concrete heavy object 100 (only a part is shown) in a pit having a narrow upper and lower gap 111 and a narrow horizontal gap 112. The heavy object 100 is provided with upper and lower through holes 101. As shown in FIG. 2, the upper and lower through holes 101 are formed by embedding a guide block 102 provided with a female screw 103 on the inner periphery in a heavy object 100, mounting a core on the upper and lower sides thereof, and pouring the entire concrete. It was formed by extracting a child.
[0011]
The position adjusting device 1 of the present invention includes a Z-direction telescopic jack 10, an X-direction telescopic jack 40, and a Y-direction telescopic jack 30 interposed between a mounting block 20 provided above and a frame 50. It is fixed to the attachment 60. The Z-direction telescopic jack 10 has its lower end placed on an installation base (base) 110 through the through-hole 101, and its upper part extends above the through-hole 101. As shown in FIG. 1, the Z-direction telescopic jack 10 has a distal end of a ram 12 mounted on a pressure receiving plate 11 on an upper surface of a base 110 and a cylinder 13 disposed above. The acting force and reaction force of the Z-direction telescopic jack act on the base 110 and the upper flange 51 of the frame 50. Driving fluid flows into and out of the Z-direction telescopic jack 10 through the suction and discharge ports 15 and 16.
[0012]
Next, in this embodiment, an X and Y direction telescopic jack mounting block 20 is mounted on a support fitting 14 provided at the upper end of the Z direction telescopic jack 10. An upper flange 51 of the frame 50 is mounted on the mounting block 20. The frame 50 has a box shape in the embodiment, is provided to surround the Z-direction telescopic jack 10 and the mounting block 20, and is mounted on the mounting block 20 so as to be relatively movable in the X and Y directions. I have. This relative movement is achieved in this embodiment by providing slide guides in the X and Y directions. The X-direction telescopic jack 40 and the Y-direction telescopic jack 30 are interposed between the mounting block 20 and the frame 50, respectively, and the acting force and reaction force of these jacks act between the mounting block 20 and the frame 50. A lower end flange 52 of the frame 50 is connected to an attachment 60 fixed to the weight 100 by a bolt 53. When the X and Y direction jacks expand and contract, the mounting block 20 and the frame 50 move relatively. The frame 50 moves up and down by the Z-direction telescopic jack 10. When the lower bottom portion of the Z-direction telescopic jack 10 is fixed on the installation base 110 by friction, the frame 50 moves in the X and Y directions. Since the frame 50 is connected to the heavy object 100 via the attachment 60, fine adjustment of the heavy object 100 in the X-, Y-, and Z-axis directions can be performed by the apparatus of the present invention.
[0013]
The position adjusting device 1 of the present invention is mounted at three or more positions in the horizontal projection plane of the heavy object 100, and the heavy object is temporarily supported on the base with three or more Z-direction telescopic jacks, and X, Y, Z When the directional expansion jack is operated in cooperation, fine adjustment of the position of the heavy object can be performed.
[0014]
5 to 10 show a second embodiment of the present invention. FIG. 5 is a left side view, FIG. 6 is a front view, FIG. 7 is a right side view, and FIG. FIG. 9 is a sectional view taken along the line EE of FIG. 5, and FIG. 10 is a sectional view taken along the line FF of FIG. 5 to 10 is different from the first embodiment shown in FIGS. 1 to 4 in that (a) four X-direction telescopic jacks 40 and two Y-directional telescopic jacks 30 are opposed to each other. Being constituted by a screw jack of
(B) As shown in FIG. 10, the upper part of the Z-direction telescopic jack 10 is formed in a square cross section, and the ends of the X and Y-direction telescopic jacks 40 and 30 abut on each side thereof. There is no. Other Z-direction telescopic jack 10, frame 50, attachment 60, upper and lower through-holes 101, guide block 102, etc. are the same as those of the first embodiment, and the members denoted by the same reference numerals as those of the first embodiment are This is the same as the first embodiment.
[0015]
The second embodiment is suitable for use in narrow places where the jacks 40 and 30 in the X and Y directions can be reduced in size. The X and Y direction expansion / contraction jacks 40 and 30 prevent adjacent screw jacks from projecting outside the frame so that spanners for twisting screws do not interfere with each other. Can be made compact, which is preferable.
[0016]
Similarly to the first embodiment, the second embodiment is attached to a heavy object 100, the Z-direction telescopic jack 10 is remotely operated as hydraulic pressure or pneumatic pressure, and the X-direction telescopic jack 40 and the Y-direction telescopic jack 30 are a plurality of jacks. By operating the screws while cooperating the screw jacks, the installation position of the heavy object 100 can be finely adjusted.
[0017]
The procedure for mounting the position adjusting device of the present invention will be described with reference to FIGS.
(1) A heavy object 100 to be fine-tuned at the installation position, for example, three or more required positions of a linear self-supporting guideway are provided with upper and lower through holes 101, and a guide block 102 is embedded in the inner surface thereof in advance and firmly attached. Cure. As shown in FIG. 12, the guide block 102 generally has a round outer shape and is provided with a female screw 103 on the inner diameter. 11 and 12 show a process of moving the attachment 60 to the female screw 103 of the guide block 102 as shown by an arrow 65 and screwing and attaching the attachment 60 so as to be integrated. FIG. 11 is an elevation view, and FIG. It is a top view. The attachment 60 is composed of a coupling pipe 63 having an upper flange 61 and a male screw 64 having an outer diameter. After the male screw 64 is screwed into the female screw 103 of the guide block 102, both are fixed by a fixing ring 62. FIG. 13 is an elevation view showing a state in which the fixing ring 62 is fixed after the attachment 60 is screwed into the guide block 102, and FIG. 14 is a plan view thereof.
(2) FIG. 15 shows an elevational view of a process of attaching the position adjusting device 1 of the present invention, in which the X, Y, and Z-direction telescopic jacks 40, 30, and 10 are attached to the frame 50, to the attachment 60. FIG. 16 is a plan view thereof. The position adjusting device 1 moves as shown by the arrow 2 and inserts the ram 12 of the Z-direction telescopic jack 10 into the center hole 66 of the attachment 60.
(3) Insert the Z-direction telescopic jack 10 into the attachment 60, and fix the lower flange 52 of the frame 50 to the upper flange 61 of the attachment 60 with bolts 53. Adjust so that the tip of the ram of the Z-direction telescopic jack 10 does not protrude below the bottom surface of the heavy object 100. FIG. 17 is an elevation view showing this state, and FIG. 18 is a plan view thereof.
(4) Next, the heavy object 100 is transported and placed on a predetermined base 110. FIG. 19 is an elevational view showing this state. At this time, the pressure receiving plate 11 is provided at a position where the lower end of the ram 12 of the Z-direction telescopic jack 10 contacts the base 110. FIG. 20 shows the state of FIG. 19 in which the Z-direction telescopic jack 10 is actuated, the ram 12 is extended, and a counterforce is applied to the pressure receiving plate 11 to lift the heavy object 100 in the Z direction. And a step of finely adjusting the position (height) in the Z direction while temporarily supporting the base 110 on the base 110. By operating the X-direction telescopic jack 40 and the Y-direction telescopic jack 30 in this state, the position of the heavy object 100 in the X and Y directions can be finely adjusted.
[0018]
As described above, the position adjusting device 1 of the present invention includes jacks that extend and contract in the X, Y, and Z axes, respectively, and is disposed at three or more positions on the heavy object 100 to move the frame 50 in the three axes direction. , The position of the heavy object 100 to be adjusted can be finely adjusted.
[0019]
FIG. 21 is a plan view showing an aspect in which the installation position of the linear self-supporting guideway (heavy load 100) is finely adjusted. Four position adjusting devices 1a, 1b, 1c, and 1d of the present invention are mounted near the four corners of the guideway 100, and the position adjusting devices 1a, 1b, 1c, and 1d are linked with each other to determine the installation position. Fine adjustments were made. The guideway 100 having a length of about 13 m is set by providing a gap around the pit 113 having a small interval, and finely adjusting the height and the horizontal gap dimension. The linear self-supporting guideway 100 is a component of a floating track of a high-speed railway driven by a linear motor and is a concrete heavy object weighing about 18 tons, which requires an accurate setting. FIG. 22 shows another example of finely adjusting the installation position of the linear self-supporting guideway 100 similar to that of FIG. 21. The condition under which three position adjusting devices 1a, 1b, and 1c can be used is shown. There is an example in which fine adjustment is performed while associating these with each other.
[0020]
【The invention's effect】
ADVANTAGE OF THE INVENTION According to this invention, it became possible to finely adjust the position of a heavy object, for example, a linear self-supporting guideway, in a limited space in three axial directions.
[Brief description of the drawings]
FIG. 1 is a front view of a first embodiment of the present invention (a view taken along the line AA in FIG. 4).
FIG. 2 is a left side view of the embodiment in FIG. 1 (a view taken in the direction of arrows BB in FIG. 4).
FIG. 3 is a right side view of the embodiment of FIG. 1 (as viewed from the direction of arrows CC in FIG. 4).
FIG. 4 is a plan view of the embodiment of FIG. 1;
FIG. 5 is a left side view of the second embodiment of the present invention.
FIG. 6 is a front view of a second embodiment of the present invention.
FIG. 7 is a right side view of the second embodiment of the present invention.
FIG. 8 is a view as seen in the direction of arrows DD in FIG. 5;
FIG. 9 is a view as seen in the direction of arrows EE in FIG. 5;
FIG. 10 is a view on arrow FF of FIG. 5;
FIG. 11 is an explanatory view showing a mounting procedure of the embodiment.
FIG. 12 is an explanatory view showing a mounting procedure of the embodiment.
FIG. 13 is an explanatory diagram showing a mounting procedure of the embodiment.
FIG. 14 is an explanatory view showing a mounting procedure of the embodiment.
FIG. 15 is an explanatory diagram showing a mounting procedure of the embodiment.
FIG. 16 is an explanatory diagram showing a mounting procedure of the embodiment.
FIG. 17 is an explanatory diagram showing a mounting procedure of the embodiment.
FIG. 18 is an explanatory view showing a mounting procedure of the embodiment.
FIG. 19 is an explanatory diagram showing a mounting procedure of the embodiment.
FIG. 20 is an explanatory diagram showing a mounting procedure of the embodiment.
FIG. 21 is a plan view showing a fine adjustment mode of an installation position of a linear self-supporting guideway.
FIG. 22 is a plan view showing a fine adjustment mode of an installation position of a linear self-supporting guideway.
[Explanation of symbols]
1, 1a, 1b, 1c, 1d Position adjustment device 2 Arrow 10 Z-direction telescopic jack 11 Pressure receiving plate 12 Ram 13 Cylinder 14 Support bracket 15, 16 Suction / discharge port 20 Mounting block 30 Y-directional telescopic jack 40 X-directional telescopic jack 50 Mounting frame 51 Upper flange 52 Lower flange 53 Bolt 54 Slide surface 60 Attachment 61 Upper flange 62 Fixing ring 63 Connecting pipe 64 Male screw 65 Arrow 66 Center hole 100 Heavy load (guideway)
101 through hole 102 guide block 103 female screw 110 base 111 vertical gap 112 horizontal gap 113 pit

Claims (4)

Attaching the attachment to the guide block part of the upper and lower through holes provided by embedding the guide block in the heavy object, connecting the Z-direction telescopic jack to be mounted on the base through the inside of the attachment, and the attachment And a X-direction and Y-direction telescopic jack fixed to the frame near the upper end of the Z-directional telescopic jack and taking a reaction force on the Z-directional telescopic jack. The position adjusting device according to claim 1, wherein each of the X, Y, and Z-direction telescopic jacks is any one selected from the group consisting of a hydraulic jack, a pneumatic jack, and a screw jack. An attachment is attached to the upper and lower through-holes in which the guide blocks are embedded at three or more positions in the horizontal projection plane of the heavy object, and the position adjustment device according to claim 1 is connected to the attachment, and the Z direction of the position adjustment device is set. Extend the lower end of the telescopic jack downward through the through hole, temporarily support the heavy object on the base via the Z-direction telescopic jack, and operate the X, Y, and Z directions by linking the position adjustment device And performing fine adjustment of the position of the heavy object in the X, Y, and Z directions. The position adjustment method for a heavy object according to claim 3, wherein the heavy object is a free-standing linear guideway.

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