KR101225797B1

KR101225797B1 - Correcting apparatus for measuring device of slab

Info

Publication number: KR101225797B1
Application number: KR20100094405A
Authority: KR
Inventors: 김동일; 배진운
Original assignee: 현대제철 주식회사
Priority date: 2010-09-29
Filing date: 2010-09-29
Publication date: 2013-01-23
Also published as: KR20120032862A

Abstract

Disclosed is a calibration device for a slab measuring device. The disclosed slab measuring device includes: a frame part moved along a roller member, a first driver mounted on the frame part to move the first reflector in a first direction in which the frame part is moved, and a first driving part operated by the first driver. A second driving part for moving the second reflecting plate in a second direction perpendicular to the direction, and a third driving part for rotating the third reflecting plate installed to face the second reflecting plate in a direction inclined with respect to the second direction, and the first driving part; And a control unit for controlling the second and third driving units.

Description

Compensation device for slab measuring equipment {CORRECTING APPARATUS FOR MEASURING DEVICE OF SLAB}

The present invention relates to a device for correcting a slab measuring apparatus, and more particularly, to a device for measuring a slab measuring apparatus which can improve the measurement accuracy of the slab measuring device for measuring the size of the slab.

In general, the slab moving along the roller is charged into a heating furnace and heated.

The slab heated to the set temperature in the furnace is moved to the rolling process along the roller, and is wound in a coil form after rolling is made to the thickness set in the rolling mill.

In the heat efficiency of the furnace and the rolling control of the rolling mill, the shape of the slab is an important measurement factor.

The technical structure described above is a background technique for assisting the understanding of the present invention, and does not mean the prior art widely known in the technical field to which the present invention belongs.

SUMMARY OF THE INVENTION An object of the present invention is to provide a device for correcting a slab measuring device, which can improve the measurement accuracy of the slab by facilitating a correcting operation of the slab measuring device for measuring the size of the slab.

The slab measuring device correction apparatus according to the present invention comprises: a frame portion moved along a roller member, a first driving portion mounted to the frame portion and moving the first reflecting plate in a first direction in which the frame portion is moved, and the first driving portion is operated. A second driving part for moving the second reflecting plate in a second direction perpendicular to the first direction, a third driving part for rotating the third reflecting plate which is installed to face the second reflecting plate in an inclined direction with respect to the second direction; It includes a control unit for controlling the first, second, third driving unit.

In addition, the first driving unit is connected to the first screw member and the first screw bar that are rotated by the operation of the first motor member and the first motor member to supply the rotational power, the rotation is constrained, and the first screw bar It is preferable to include a first moving member moved in one direction.

In addition, the second driving part is connected to the second screw member and the second screw bar which are rotated by the operation of the second motor member and the second motor member to supply the rotational power, and the rotation of the second screw bar is restricted according to the rotation of the second screw bar. It is preferable to include a second moving member moved in two directions.

The third driving unit may include a first hinge driving unit for moving the first hinge bracket hinged to the third reflecting plate and a second hinge driving unit for moving the second hinge bracket hinged to the third reflecting plate while being spaced apart from the first hinge bracket. It is preferable to include.

In addition, it is preferable that the third reflector is rotated by the third reflector because the moving distance of the first hinge bracket is different from the moving distance of the second hinge bracket.

In addition, the control unit may be connected to the first, second, and third driving unit by wire or wirelessly to transmit a control signal to the drive control unit and the drive control unit to control the operation and includes a main control unit having a screen display unit and an input unit.

The slab measuring device correction device according to the present invention, by moving the first, second, third reflector in a direction for measuring the length, width and inclination of the slab by a set distance, the movement distance and the slab of the first, second, third reflector The slab measuring instrument is calibrated by comparing the measured values of the measuring device, thereby improving the measuring accuracy of the slab.

1 is a perspective view schematically showing a correction device for a slab measuring instrument according to an embodiment of the present invention.
Figure 2 is a plan view schematically showing a correction device for a slab measuring instrument according to an embodiment of the present invention.
3 is a plan view illustrating a state in which the first, second, and third reflecting plates are moved according to an embodiment of the present invention.
4 is a perspective view illustrating a first driving unit according to an embodiment of the present invention.
5 is a cross-sectional view showing a first driving unit according to an embodiment of the present invention.
6 is an exploded perspective view illustrating a third driving unit according to an embodiment of the present invention.
7 is a block diagram of a slab measuring device correction apparatus according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a slab measuring device for calibration according to the present invention. For convenience of description, the slab measuring device used in the steel mill will be described as an example. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a perspective view schematically showing a correction device for a slab measuring instrument according to an embodiment of the present invention, Figure 2 is a plan view schematically showing a correction device for a slab measuring device according to an embodiment of the present invention, Figure 3 FIG. 4 is a plan view illustrating a state in which the first, second, and third reflecting plates are moved according to an embodiment of the present invention, FIG. 4 is a perspective view showing the first driving unit according to an embodiment of the present invention, and FIG. 6 is a cross-sectional view illustrating a first driver according to an embodiment of the present invention, FIG. 6 is an exploded perspective view illustrating a third driver according to an embodiment of the present invention, and FIG. 7 is a slab measuring device according to an embodiment of the present invention. Is a block diagram of a device for correction.

1 to 3 and 7, the slab measuring device 1 for measuring the length, width and inclination of the slab (not shown) moved along the roller member 9 is irradiated with a laser. Measure the shape of the slab with

The slab measuring device 1 is installed at a position opposite to the first laser part 3 installed in the longitudinal direction of the slab, and the second laser part 5 and the second laser part 5 installed in the width direction of the slab. And a third laser part 7 for measuring the inclination of the slab.

Since the third laser unit 7 includes two laser irradiation units, the side slope of the slab is measured.

In order to check whether the measured value of the slab measuring device 1 is accurate, a slab measuring device correction device 10 according to an embodiment of the present invention is used.

The slab measuring device 10 includes a frame part 20 moving along the roller member 9 and a first direction 30 mounted on the frame part 20 and moving the frame part 20. The second reflecting plate 36 is moved in a second direction 32 perpendicular to the first driving unit 50 for moving the first reflecting plate 34 and the first direction 30 in which the first driving unit 50 operates. The third driving part 70 and the first driving part for rotating the second driving part 60 to be moved and the third reflecting plate 40 which is installed to face the second reflecting plate 36 in an inclined direction with respect to the second direction 32. And a control unit 100 for controlling the two and three driving units 50, 60, and 70.

The frame part 20 which forms the lower part of the slab measuring device 10 is a skeletal member which forms a frame | skeleton on the upper side of the non-slip panel 22 and the non-slip panel 22 which face the roller member 9, respectively. (24).

The lower side of the anti-slip panel 22 performs an anti-slip coating operation or uses a material having a high surface roughness to increase friction.

Since the non-slip panel 22 is used, slippage of the frame portion 20 moving along the roller member 9 is prevented.

3 to 5, the first reflecting plate 34, the second reflecting plate 36, and the third reflecting plate 40 are installed in the correction device 10 for the slab measuring device.

The first reflecting plate 34 is moved in the operation of the first driving unit 50 and moves in the first direction 30 such as the longitudinal direction of the slab, and the second reflecting plate 36 is operated in the operation of the second driving unit 60. It is moved to move in the second direction 32, such as the width direction of the slab, the third reflecting plate 40 is moved in the operation of the third drive unit 70 so that the side surface of the slab is rotated in the same direction as the inclined direction.

As the first driving unit 50, various driving apparatuses may be used within the technical concept of moving the first reflecting plate 34 in the first direction 30 in which the frame unit 20 is moved.

The first driving unit 50 according to an embodiment of the present invention includes a first motor member 51 for supplying rotational power, a first screw bar 52 and a first screw rotated by the operation of the first motor member 51. It is connected to the bar 52, the rotation is constrained, and includes a first moving member 53 which is moved in the first direction 30 in accordance with the rotation of the first screw bar (52).

The first motor member 51 is made of forward rotation and reverse rotation, it is possible to use a servo motor with high accuracy of the rotation operation and stop operation, in addition to the servo motor other types of motors to be used as the first motor member 51 Can be.

The first screw bar 52 is installed in a rod shape, and male threads are formed on the outer side of the first screw bar 52.

The first moving member 53 through which the first screw bar 52 is installed is installed in a state in which rotation is constrained inside the first housing 54 forming the outer shape of the first driving part 50. In accordance with the rotation of the screw bar 52 is moved to one side or the other side of the first direction (30).

Since the first bracket 55 fixing the first reflecting plate 34 is installed above the first moving member 53, the first reflecting plate 34 also moves in the first direction as the first moving member 53 moves. It is moved to 30.

As shown in FIGS. 1 to 3, the second driving unit 60 is the second reflecting plate 36 in a second direction 32 perpendicular to the first direction 30 in which the first driving unit 50 operates. Various kinds of driving devices can be used in the technical concept of moving.

According to an embodiment, the second driving unit 60 includes a second motor member 61 for supplying rotational power, a second screw bar 62 and a second screw rotated by the operation of the second motor member 61. It is connected to the bar 62, the rotation is constrained and includes a second moving member (63) moved in the second direction (32) in accordance with the rotation of the second screw bar (62).

The second housing 64 forming the outer shape of the second driving unit 60, the second moving member 63 moved along the inner side of the second housing 64, and the second moving member 63 are moved. Since the configuration of the second motor member 61 and the second screw bar 62 is the same as that of the first driving unit 50, detailed description thereof will be omitted.

Since the second bracket 65 for fixing the second reflecting plate 36 is also installed on the upper side of the second moving member 63, the second reflecting plate 36 also moves in the second direction as the second moving member 63 moves. It is moved to 32.

As shown in FIGS. 1, 3, and 6, the second reflector 36 is installed on one side of the slab compensator 10 (upper reference in FIG. 3) and faces the second reflector 36. The third reflecting plate 40 to be provided is provided on the other side (below the reference in Fig. 3) of the correction device 10 for the slab measuring instrument.

The third reflecting plate 40 is for measuring the abnormal operation of the third laser unit 7 for measuring the degree of inclination of the slab, the third reflecting plate 40 is inclined with respect to the second direction (32) Is rotated.

The third driving part 70 for moving the third reflecting plate 40 includes a first hinge driving part 80 and a first hinge driving part for moving the first hinge bracket 81 hinged to the third reflecting plate 40. 80 and a second hinge driving part 90 installed to be parallel to the first hinge bracket 81 to move the second hinge bracket 91 hinged to the third reflector plate 40.

In the first hinge driving unit 80, a third motor member 83, which generates a driving force, is installed at the rear side of the third housing 86, and is connected to the third motor member 83 to rotate. 84 is installed inside the third housing 86.

A third moving member 85 is penetrated through the third screw bar 84, and the third screw bar 84 and the third moving member 85 are threaded to be coupled to each other, so that the third screw bar 84 is disposed. In accordance with the rotation, the third moving member 85 is moved along the inner side of the third housing 86.

The first hinge bracket 81 is fixed to the upper side of the third moving member 85, and the first hinge bracket 81 is hinged to connect to the connection plate 42 protruding from the third reflector plate 40. "Shaped first hinge connecting member 82 is provided.

In a state where the connecting plate 42 is inserted inside the first hinge connecting member 82, the hinge pin 44 is installed through the first hinge connecting member 82 and the connecting plate 42, and the hinge pin ( Fastening pin 46 is coupled to the lower side of the 44 to prevent the release of the hinge pin (44).

The second hinge driving unit 90 has a fourth screw bar having a fourth motor member 93 generating a driving force at the rear side of the fourth housing 96 and connected to the fourth motor member 93 to be rotated. 94 is installed inside the fourth housing 96.

A fourth moving member 95 is installed through the fourth screw bar 94, and the fourth screw bar 94 and the fourth moving member 95 are screwed to each other, so that the fourth screw bar 94 is disposed. As the rotation, the fourth moving member 95 is moved along the inner side of the fourth housing 96.

The second hinge bracket 91 is fixed to the upper side of the fourth moving member 95, and the second hinge bracket 91 has a “c” shape for hinge connection with the connecting plate 42 protruding from the fourth reflecting plate. The second hinge connecting member 92 is provided.

In a state where the connecting plate 42 is inserted inside the second hinge connecting member 92, the hinge pin 44 is installed through the second hinge connecting member 92 and the connecting plate 42, and the hinge pin ( Fastening pin 46 is coupled to the lower side of the 44 to prevent the release of the hinge pin (44).

Since the third driving unit 70 has a moving distance of the first hinge bracket 81 and a moving distance of the second hinge bracket 91, the third reflector plate 40 is clockwise (based on FIG. 3) or half. Rotate clockwise.

The first, second, third and fourth motor members 51, 61, 83, and 93 provided in the first, second, and third driving units 50, 60, and 70 are operated under the control of the controller 100.

The control unit 100 according to an embodiment may be connected to the first, second and third driving units 50, 60 and 70 by wire or wirelessly to control an operation, and at the same time, the first, second, third and fourth motor members 51, And a main control unit 102 having a screen display unit 103 and an input unit 104 for transmitting a control signal to the drive control unit 101 and the drive control unit 101 which receive the transfer information of the 61,83, and 93. .

The driving control unit 101 may be installed above the frame unit 20, and may be installed at a space apart from the frame unit 20 to wirelessly control the first, second, and third driving units 50, 60, and 70. have.

The drive controller 101 may be configured as a motor driver. The drive controller 101 is connected to the main controller 102 wirelessly, such as a wire or Zigbee.

Hereinafter, with reference to the accompanying drawings will be described in detail the operating state of the slab measuring device for calibration device 10 according to an embodiment of the present invention.

The moving distances of the first, second, and third reflecting plates 34, 36, and 40 are set according to the shape of the slab for measuring. The length of the slab is made by the movement of the first reflector plate 34, the width of the slab is made by the movement of the second reflector plate 36, and the inclined shape of the slab is made by the movement of the third reflector plate 40.

When a setting value is input to the main controller 102 by operating the input unit 104, it is transmitted to the first, second, and third driving units 50, 60, and 70 through the driving control unit 101.

Since the first motor member 51 is operated by the control signal transmitted to the first motor member 51, the first screw bar 52 is rotated so that the first moving member 53 moves in the first direction 30. Is moved.

Since the first bracket 55 fixing the first reflecting plate 34 is also moved by the movement of the first moving member 53, the first reflecting plate 34 is also moved in the first direction 30 to set the length of the slab. It stops at the position to

In this operation, the second driving unit 60 is also operated so that the second reflecting plate 36 is also moved in the second direction 32 and stopped at the position for setting the width of the slab.

Since different control signals are transmitted to the first hinge driver 80 and the second hinge driver 90 constituting the third driver 70, the third motor member 83 and the fourth motor member 93 rotate differently. It is rotated by numbers.

Accordingly, since the moving distances of the first hinge bracket 81 moved along the third moving member 85 and the second hinge bracket 91 moved along the fourth moving member 95 are different, the first hinge bracket The third reflecting plate 40 hinged to the 81 and the second hinge bracket 91 is rotated and stopped at the position for setting the slope of the slab.

When the movement of the first, second, and third reflecting plates 34, 36, and 40 is completed, the frame part 20 is moved along the roller member 9, and the first, second, and third laser parts 3, 5, and 7 are moved. ) Is operated to measure the first, second, and third reflector plates 34, 36, and 40 and transmit the measured values to the main controller 102.

The main controller 102 compares the set value transmitted to the drive control unit 101 with the measured value measured by the slab measuring device 1 to determine the first, second, third laser units 3, 5, and 7 It is possible to determine whether there is a defect, and by resetting the installation position of the first, second, third laser unit (3, 5, 7), it is possible to improve the measurement accuracy of the slab.

According to the configuration as described above, the slab measuring device for correction device 10 according to an embodiment, the first, second, third reflector plate (34, 36, 40) in the direction for measuring the length, width and inclination of the slab By moving the distance by a set distance, the slab measuring device 1 is corrected by comparing the moving distance of the first, second, and third reflecting plates 34, 36, and 40 with the values measured by the measuring of the slab measuring device. You can improve the measurement accuracy.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand.

In addition, the slab measuring device used in the steel mill was described as an example of the calibration device, but this is merely illustrative, and other types of measuring device for measuring the shape of the object moving along the roller member, the slab according to the present invention A calibrator for the meter can be used.

Accordingly, the true scope of protection of the present invention should be defined by the claims.

1: slab measuring instrument 3: first laser part
5: second laser part 7: third laser part
9: roller member 10: compensator for slab measuring instrument
20: frame portion 22: non-slip panel
24: skeletal member 30: first direction
32: second direction 34: first reflecting plate
36: second reflective plate 40: third reflective plate
42: connecting plate 44: hinge pin
46: fastening pin 50: the first driving unit
51: first motor member 52: first screw bar
53: first moving member 54: first housing
55: first bracket 60: second drive unit
61: second motor member 62: second screw bar
63: second moving member 64: second housing
65: second bracket 70: third drive unit
80: first hinge drive 81: first hinge bracket
82: first hinge connecting member 83: third motor member
84: third screw 85: third moving member
86: 3rd housing 90: 2nd hinge drive part
91: second hinge bracket 92: second hinge connecting member
93: fourth motor member 94: fourth screwbar
95: fourth moving member 96: fourth housing
100: control unit 101: drive control unit
102: main control unit 103: screen display unit
104: input unit

Claims

A frame part moved along the roller member;
A first driving part mounted on the frame part and moving the first reflecting plate in a first direction in which the frame part is moved;
A second driver moving the second reflector in a second direction perpendicular to a first direction in which the first driver operates;
A third driving part which rotates the third reflecting plate which is installed to face the second reflecting plate in a direction inclined with respect to the second direction; And
It includes a control unit for controlling the first, second, third driving unit,
The control unit may include a driving control unit connected to the first, second and third driving units by wire or wirelessly to control an operation; And
And a main control unit which transmits a control signal to the driving control unit and includes a screen display unit and an input unit.

The method of claim 1, wherein the first driving unit,
A first motor member for supplying rotational power;
A first screw bar that is rotated by the operation of the first motor member; And
And a first moving member connected to the first screw bar to constrain the rotation and move in a first direction according to the rotation of the first screw bar.

The method of claim 1, wherein the second driving unit,
A second motor member for supplying rotational power;
A second screw bar that is rotated by the operation of the second motor member; And
And a second moving member connected to the second screw bar to constrain the rotation and move in a second direction according to the rotation of the second screw bar.

The method of claim 1, wherein the third driving unit,
A first hinge driver for moving a first hinge bracket hinged to the third reflector; And
And a second hinge driving part spaced apart from the first hinge bracket to move the second hinge bracket hinged to the third reflecting plate.

The method of claim 4, wherein the third driving unit,
And the third reflector is rotated because the moving distance of the first hinge bracket is different from that of the second hinge bracket.

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