CN108955581A - Bellows positioning device and its application method - Google Patents
Bellows positioning device and its application method Download PDFInfo
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- CN108955581A CN108955581A CN201811115889.2A CN201811115889A CN108955581A CN 108955581 A CN108955581 A CN 108955581A CN 201811115889 A CN201811115889 A CN 201811115889A CN 108955581 A CN108955581 A CN 108955581A
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- 238000000034 method Methods 0.000 title abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 210
- 238000005259 measurement Methods 0.000 description 16
- 239000011150 reinforced concrete Substances 0.000 description 11
- 238000013016 damping Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The present invention discloses a kind of bellows positioning device and its application method, and wherein bellows positioning device includes the first supporting mechanism and the metrical instrument for indicating preset coordinate B in the horizontal direction；Metrical instrument is arranged to rotate around the tie point of itself and the first supporting mechanism, and can lock in predeterminated position with respect to the first supporting mechanism；Wherein, it when turning to predeterminated position, is formed between the distribution arrangement of the graduation mark on metrical instrument and the first supporting mechanism so that the angle Q that metrical instrument and the first supporting mechanism are bonded with the outer wall of box beam.It uses to allow the bellows positioning device to be fitted on the outer wall of box beam, solves the problems, such as that existing bellows positioning device size and operating space are limited by box beam, it is simple and quick.
Description
Technical Field
The invention relates to an auxiliary tool for a building, in particular to a corrugated pipe positioning device and a using method thereof.
Background
The prestressed reinforced concrete bridge is widely applied because the defect that reinforced concrete is easy to crack is overcome, for the prestressed reinforced concrete bridge, effective prestress is the functional core that the prestressed reinforced concrete bridge overcomes the crack of the reinforced concrete, the position accuracy of the corrugated pipe in the box girder of the prestressed reinforced concrete bridge is the core factor influencing the prestress, the position of the corrugated pipe is inaccurate, the prestressed reinforced concrete bridge cannot reach the designed stress state, the prestress loss is increased, the friction loss is caused, the girder body is seriously cracked and scrapped, and therefore, the positioning accuracy of the corrugated pipe plays a crucial role in the construction quality of the prestressed reinforced concrete bridge.
In order to ensure the position accuracy of the corrugated pipe, in the construction process of the prestressed reinforced concrete bridge, generally, the installation position of the corrugated pipe needs to be located through an auxiliary tool, for example, the corrugated pipe is located through a total station, a level or a triangular level, and then the corrugated pipe is installed at the located position. Therefore, in practical applications, if the positioning is not accurate, the installation position of the corrugated pipe will be inaccurate, so that the prestressed reinforced concrete bridge cannot reach the designed stress state, and finally the quality of the prestressed reinforced concrete bridge is reduced. However, currently, these aids or positioning devices are inefficient, such as using a total station or a level for positioning; or poor positioning accuracy, such as positioning with a triangular level. That is, the conventional positioning methods cannot ensure both the positioning efficiency and the positioning accuracy.
In order to guarantee positioning efficiency and positioning accuracy simultaneously, utility model patent that publication number is CN207335570U just discloses a cast-in-place roof beam bellows and reinforcing bar location measuring tool, this kind of cast-in-place roof beam bellows and reinforcing bar location measuring tool are through setting up the montant that has the scale mark on the bottom plate, and set up the level bar on the montant, remove the position to the bellows place along the direction that the montant extends with the level bar when having realized using, can measure the vertical height of bellows, because of the measurement deviation that the hand trembled and produce when having avoided the height of manual measurement bellows. However, the cast-in-place beam corrugated pipe and the reinforcing steel bar positioning measuring tool need to be placed inside the box beam when in use, and the size and the operation space of the cast-in-place beam corrugated pipe and the reinforcing steel bar positioning measuring tool are limited due to the small space inside the box beam, so that the use is inconvenient.
Disclosure of Invention
In order to solve the problems that the size and the operation space of the corrugated pipe positioning device are limited by a box girder when in use, the range is small, and the corrugated pipe positioning device is inconvenient to use, the invention provides the corrugated pipe positioning device, the size and the operation space of which are not limited by the box girder.
The corrugated pipe positioning device comprises a first supporting mechanism and a measuring instrument for indicating a preset coordinate B along the horizontal direction; the measuring instrument is arranged to be capable of rotating around a connection point of the measuring instrument and the first supporting mechanism and capable of being locked relative to the first supporting mechanism at a preset position; when the box girder is rotated to a preset position, an included angle Q which enables the metering instrument and the first supporting mechanism to be attached to the outer wall of the box girder is formed between the distribution direction of the scale marks on the metering instrument and the first supporting mechanism. When using this bellows positioner, need acquire design parameter according to the design standard of bellows position, wherein, design parameter is including design bellows bottom coordinate A and design case roof beam inclination M, then, substitutes contained angle computational formula with design case roof beam inclination M: calculating an included angle Q between the first supporting mechanism and the measuring instrument when the distance between the first supporting mechanism and the measuring instrument is 180-M ═ Q; substituting the designed bellows bottom coordinate A into a preset coordinate calculation formula: calculating to obtain a preset coordinate B when A/sinM is B; then, the measuring instrument is rotated around the first supporting mechanism, so that an included angle Q is formed between the distribution direction of the scale marks of the measuring instrument and the first supporting mechanism, the measuring instrument is locked relative to the first supporting mechanism when the included angle Q is formed between the distribution direction of the scale marks of the measuring instrument and the first supporting mechanism, then the first supporting mechanism is placed between the box girder and the bottom die, because the included angle Q and the designed box girder inclination angle M are complementary angles, so that when the first supporting mechanism is placed between the box girder and the bottom die, the distribution direction of the scale marks can be parallel to the inclined outer wall of the box girder, the first supporting mechanism is attached to the outer wall of the bottom of the box girder, the measuring instrument is attached to the outer wall of the side part of the box girder, and at the moment, the corrugated pipe positioning device is positioned on the outer side of the box girder, therefore, the size and the operation space of the corrugated pipe positioning device are not limited by the inner space of the box girder, and the flatness of, the measurement precision of the corrugated pipe positioning device can be ensured; the preset coordinate B indicated by the measuring instrument along the horizontal direction is the bottom position of the corrugated pipe to be installed in the box girder, so that the corrugated pipe can be marked in the box girder under the indication of the measuring instrument, and the installation position of the corrugated pipe in the box girder can be found simply and quickly.
In some embodiments, the bellows positioning device further includes a first angle measurement device for measuring an angle of rotation of the metrology instrument relative to the first support mechanism, the first angle measurement device being disposed on the metrology instrument. Therefore, the rotating angle of the measuring instrument relative to the first supporting mechanism can be measured through the first angle measuring device, so that the relative rotating precision of the measuring instrument and the first supporting mechanism is guaranteed, the distribution direction of the scale marks and the precision of the angle of the first supporting mechanism are controlled, and the operation is convenient.
In some embodiments, the measuring device comprises a measuring surface and an indicating means, both of which are arranged on the measuring surface, wherein the indicating means is arranged to be able to move back and forth in the direction of the distribution of the graduation lines and has a locking position. Therefore, when the indicating mechanism indicates the preset coordinate B along the horizontal direction, the indicating mechanism can be locked on the measuring surface, so that the installation position of the corrugated pipe in the box girder can be marked, and the corrugated pipe can be accurately and quickly installed in the box girder.
In some embodiments, the indicating mechanism comprises a second supporting mechanism for indicating the preset coordinate B along the horizontal direction and a first moving mechanism with a limiting structure for driving the second supporting mechanism to move back and forth along the distribution direction of the scale marks; the second supporting mechanism is arranged on the measuring surface through the first moving mechanism. Therefore, the second supporting mechanism can be rotated by a certain angle to be parallel to the first supporting mechanism, then the first moving mechanism drives the second supporting mechanism to move, and the second supporting mechanism is locked relative to the measuring surface through the limiting structure when indicating the preset coordinate B along the horizontal direction, so that the mark can be made on the box girder according to the preset coordinate B indicated by the second supporting mechanism, the corrugated pipe is arranged at the marked position, and the positioning of the corrugated pipe is realized.
In some embodiments, the first support mechanism and the second support mechanism are each configured to include a support and a first rotational positioner; the support piece is connected with the measuring instrument through a first rotating positioner, and the first rotating positioner is used for driving the measuring instrument to rotate relative to the support piece around the connecting points of the first rotating positioner and the second rotating positioner and is used for locking the measuring instrument and the support piece relatively, so that an included angle Q is formed between the distribution direction of the scale marks and the extension direction of the support piece. Therefore, when the corrugated pipe positioner is used, the metering instrument can be driven to rotate through the first rotary positioner, when the distribution direction of the scale marks on the metering instrument forms an included angle Q relative to the extension direction of the supporting piece, the supporting piece and the metering instrument are locked with each other through the first rotary positioner, at the moment, the supporting piece of the first supporting mechanism can be placed between the box girder and the bottom die, the metering instrument is attached to the outer wall of the box girder, and therefore the corrugated pipe positioner is positioned on the outer side of the box girder, and the size and the operation space of the corrugated pipe positioner are not limited by the space in the box girder; the preset coordinate B can be indicated through the supporting piece of the second supporting mechanism, and marks are made on the box girder, so that the corrugated pipe can be installed at the marked position, and the corrugated pipe can be positioned.
In some embodiments, the first rotational positioner is a damped rotational axis and is configured to rotate the metrology apparatus relative to the support only clockwise. From this, when needs measuring instrument rotates, it can around support piece clockwise rotation to drive measuring instrument through the damping pivot, after support piece rotated the position, no longer exert the power around clockwise to measuring instrument through external force, measuring instrument is for support piece locking, be equivalent to under the effect of damping pivot, measuring instrument is fixed spacingly for support piece anticlockwise, at this moment, even gravity that measuring instrument was used in on support piece is around anticlockwise, also relative rotation between support piece and the measuring instrument can not take place again, thereby the accessible is placed support piece between case roof beam and die block, support the measuring instrument.
In some embodiments, the first angle measuring device is configured as a 360 ° dial, the 360 ° dial is fixedly arranged at an origin position of a scale line of the measuring surface, and the 360 ° dial is configured such that a 0 ° angle line thereof is perpendicular to a distribution direction of the scale line, and the first rotational locator of the first support mechanism is arranged at a central position of the 360 ° dial. Therefore, the rotating angle of the metering instrument relative to the support piece can be read through the 360-degree dial, the rotating angle of the metering instrument relative to the support piece can be controlled conveniently and accurately, the included angle Q of the distribution direction of the scale marks on the metering instrument relative to the support piece can be controlled accurately, and the operation is convenient and rapid.
In some embodiments, the metrology apparatus further comprises an abutment surface arranged in a plane perpendicular to the measurement surface. Therefore, when the corrugated pipe positioning device is used, the abutting surface of the metering instrument can abut against the outer wall of the box girder, so that the first supporting mechanism of the corrugated pipe positioning device is stably placed between the box girder and the bottom die, and the measurement accuracy of the corrugated pipe positioning device is ensured; meanwhile, the abutting surface is perpendicular to the measuring surface, so that when the abutting surface abuts against the box girder, a user can conveniently read scales on the measuring surface, and the position for installing the corrugated pipe can be conveniently marked on the box girder.
In some embodiments, the bellows positioning device further comprises a control device provided with a control panel, the control device being provided on the metrology instrument, the control device being arranged to generate the preset coordinates B from the received design parameters and to display the preset coordinates B on the control panel. From this, when using this bellows positioner to fix a position, as long as know design parameter, just can calculate through this bellows positioner from the controlling means who takes, and rotate the measuring instrument around the tie point with first supporting mechanism according to the calculated result, make the distribution direction of the scale mark on the measuring instrument form contained angle Q with first supporting mechanism, and indicate preset coordinate B along the horizontal direction through the measuring instrument, and make the mark according to preset coordinate B on the case roof beam, so that install the bellows in the position of mark, realize the location of the mounted position of bellows, and convenient operation is swift.
In some embodiments, the bellows positioning device further comprises a control device; the metering instrument further comprises an LED display screen, wherein scale lines and an indicating mechanism are arranged on the LED display screen, the indicating mechanism comprises positioning lines and a gyroscope used for enabling the positioning lines to be kept in a horizontal state, and the positioning lines are arranged on the LED display screen through the gyroscope; the control device is arranged on the metering instrument and is used for generating a preset coordinate B according to the received design parameters and controlling the position of the positioning line on the position of the preset coordinate B of the LED display screen to be displayed. From this, when using this bellows positioner to fix a position, as long as know design parameter, just can calculate through this bellows positioner from the controlling means who takes, and adjust the relative first supporting mechanism rotation of measuring instrument according to the calculated result, make the distribution direction of the scale mark on first supporting mechanism and the measuring instrument form contained angle Q, and the position at the preset coordinate B place of LED display screen shows the position line, can do the mark according to the corresponding position of preset coordinate B at the case roof beam, so that install the bellows in the position of mark, accomplish the location of bellows, convenient operation is swift.
In some embodiments, the first support mechanism comprises a support and a first rotational positioner; the support piece is connected with the measuring instrument through a first rotating positioner, and the first rotating positioner is used for driving the measuring instrument to rotate relative to the support piece around the connecting points of the first rotating positioner and the second rotating positioner and is used for locking the measuring instrument and the support piece relatively, so that an included angle Q is formed between the distribution direction of the scale marks and the extension direction of the support piece. From this, when using this bellows locator, can drive the measuring instrument through first rotation locator and rotate, when the distribution direction of the scale mark on the measuring instrument forms contained angle Q for support piece's extending direction, make support piece and measuring instrument lock each other through first rotation locator, at this moment, can place the support piece of first supporting mechanism between case roof beam and die block, the measuring instrument laminating is on the outer wall of case roof beam, thereby this bellows positioner is located the outside of case roof beam, its size and operating space do not receive the restriction of case roof beam inner space.
In some embodiments, the bellows positioning device further comprises a second moving mechanism having a limiting structure, a laser light emitting lamp, and a second rotational positioner; the second moving mechanism is arranged on the LED display screen, the laser spot lamp is arranged on the second moving mechanism through a second rotating positioner, the second rotating positioner is used for driving the laser spot lamp to rotate around a connecting point of the laser spot lamp and the second rotating positioner, the laser spot lamp can be locked relative to the measuring surface when rotating to a preset position, and the second moving mechanism is used for driving the second rotating positioner to reciprocate along the distribution direction of the scale marks. Therefore, after the positioning line is displayed in the LED display screen, the laser shooting lamp can be driven to rotate through the second rotary positioner, rays emitted by the laser shooting lamp are parallel to the positioning line, then the second rotary positioner and the laser shooting lamp are driven to move together through the second moving mechanism until the rays emitted by the laser shooting lamp coincide with the positioning line, at the moment, the rays emitted by the laser shooting lamp can show the positioning position of the corrugated pipe, and the rays emitted by the laser shooting lamp have certain brightness, so that night construction is facilitated.
In some embodiments, the support member has a thickness in the range of 5mm to 3cm and a length in the range of 5cm to 10 cm. The support piece with the thickness of 5mm-3cm and the length of 5cm-10cm can ensure the strength of the support piece, the precision of the support piece when the scale is indicated and the measurement precision of the corrugated pipe positioner.
In order to solve the problems that the size and the operation space of the corrugated pipe positioning device are limited by a box girder when in use, the range is small, and the corrugated pipe positioning device is inconvenient to use, the invention provides a use method of the corrugated pipe positioning device, wherein the size and the operation space of the corrugated pipe positioning device are not limited by the box girder.
The use method of the corrugated pipe positioning device comprises the following steps:
s101: acquiring an included angle Q according to a designed box girder inclination angle M, and acquiring a preset coordinate B according to a designed corrugated pipe bottom coordinate A;
s201: rotating the measuring instrument around a connecting point of the measuring instrument and the first supporting mechanism so that the distribution direction of scale marks on the measuring instrument keeps an included angle Q with the first supporting mechanism, and placing the first supporting mechanism between the box girder and the bottom die;
s302: and indicating the preset coordinate B through a metering instrument, and marking the position of the preset coordinate B in the box girder so as to install the corrugated pipe at the marked position.
When the corrugated pipe positioning device is used, design parameters need to be obtained according to the design standard of the position of the corrugated pipe, wherein the design parameters comprise a design corrugated pipe bottom coordinate A and a design box girder inclination angle M; acquiring an included angle Q between a preset first supporting mechanism and the distribution direction of scale marks of a metering instrument according to the designed box girder inclination angle M, and acquiring a preset coordinate according to a designed corrugated pipe bottom coordinate A; then, the measuring instrument rotates around the first supporting mechanism, the first supporting mechanism is placed between the box girder and the bottom die, an included angle Q is formed between the distribution direction of the scale marks of the measuring instrument and the first supporting mechanism, the first supporting mechanism and the measuring instrument are locked relatively, because the included angle Q and the designed box girder inclination angle M are complementary angles, when the first supporting mechanism is placed between the box girder and the bottom die, the distribution direction of the scale marks can be parallel to the inclined outer wall of the box girder, the first supporting mechanism is attached to the outer wall of the bottom of the box girder, the metering instrument is attached to the outer wall of the side part of the box girder, at this time, the bellows positioning device is located outside the box girder, and therefore, the size and the operation space of the bellows positioning device are not limited by the space inside the box girder, the flatness of the top surface of the bottom die is good, so that the measurement precision of the corrugated pipe positioning device can be ensured; the preset coordinate B indicated by the measuring instrument along the horizontal direction is the bottom position of the corrugated pipe to be installed in the box girder, so that the corrugated pipe can be marked in the box girder under the indication of the measuring instrument, and the installation position of the corrugated pipe in the box girder can be found simply and quickly.
In some embodiments, a preset included angle Q is obtained by calculating a formula 180-M ═ Q according to a designed box girder inclination angle M; and according to the designed bellows bottom coordinate A, obtaining a preset coordinate B through a preset coordinate calculation formula A/sinM (B). Therefore, the designed box girder inclination angle M is substituted into an included angle calculation formula: calculating an included angle Q between the first supporting mechanism and the measuring instrument when the distance between the first supporting mechanism and the measuring instrument is 180-M ═ Q; substituting the designed bellows bottom coordinate A into a preset coordinate calculation formula: and B, calculating to obtain a preset coordinate B, wherein the calculation is simple and quick.
In some embodiments, the angle calculation formula and the preset coordinate calculation formula are embedded in the control device and can be invoked through a control panel provided by the control device. Therefore, when the corrugated pipe positioning device is used for positioning, as long as design parameters are known, calculation can be carried out through the control device of the corrugated pipe positioning device, the rotating angle of the first supporting mechanism is adjusted according to the calculation result, an included angle Q is formed between the first supporting mechanism and the distribution direction of the scale marks on the metering instrument, the indicating coordinate of the metering instrument is obtained, the position of the corrugated pipe can be positioned, and the operation is convenient and rapid.
Drawings
FIG. 1 is a schematic structural diagram of a bellows positioning device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of the bellows positioner shown in FIG. 1 at E;
FIG. 3 is an enlarged view of the bellows positioner of FIG. 1 at F;
FIG. 4 is a schematic diagram of a bellows positioning device of an embodiment of a metrology instrument;
FIG. 5 is a schematic diagram of a bellows positioning device of another embodiment of a metrology instrument;
FIG. 6 is a schematic view of the bellows positioning device shown in FIG. 1 in use;
fig. 7 is a flow chart illustrating a method for using the bellows positioning device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 and 4 to 6 schematically show a bellows positioning device according to an embodiment of the present invention. As shown in fig. 1, the bellows positioning device includes a first support mechanism 20 and a gauge 30 for indicating a preset coordinate B in a horizontal direction; the gauge 30 is arranged to be rotatable about its connection point with the first support means 20 and lockable in a predetermined position relative to the first support means 20; when the metering device 30 rotates to the preset position, an included angle Q is formed between the distribution direction of the scale marks on the metering device 30 and the first supporting mechanism 20, so that the metering device 30 and the first supporting mechanism 20 are attached to the outer wall of the box girder.
When using this bellows positioner, at first, acquire design parameter according to the design standard of bellows position, design parameter includes bellows bottom coordinate A and case roof beam inclination M, then, substitutes the case roof beam inclination M among the design parameter into the computational formula of the distribution direction of scale mark and the contained angle of first supporting mechanism 20: calculating an included angle Q between the first supporting mechanism and the measuring instrument when the distance between the first supporting mechanism and the measuring instrument is 180-M ═ Q; substituting the designed bellows bottom coordinate A into a preset coordinate calculation formula: calculating to obtain a preset coordinate B when A/sinM is B; then, as shown in fig. 6, the measuring device 30 is rotated around the connection point with the first supporting mechanism 20, so that the distribution direction of the scale marks on the measuring device 30 forms an included angle Q with the first supporting mechanism 20, and at this time, the first support mechanism 20 is locked with respect to the measuring instrument 30, and then, the first support mechanism 20 is placed between the box girder 50 and the bottom mold 60, namely, the first supporting mechanism 20 is attached to the bottom wall of the box girder 50, because the first supporting mechanism 20 forms an included angle Q with the distribution direction of the scale marks, so that the distribution direction of the scale lines is maintained at the same inclination angle as the inclination angle M of the box girder, at this time, the measuring instrument 30 is attached to the outer sidewall of the box girder 50, and therefore, the size and the operation space of the corrugated pipe positioning device are not limited by the space inside the box girder 50, and the flatness of the top surface of the bottom die 60 is good, so that the measurement precision of the corrugated pipe positioning device can be ensured; the preset coordinate B indicated by the measuring instrument 30 in the horizontal direction is the bottom position of the bellows 51 located by the bellows locating device, so that the box girder 50 can be marked under the indication of the measuring instrument 30, so as to easily and quickly find the installation position of the bellows 51 in the box girder 50.
The angle between the direction of the scale marks on the measuring device 30 and the first support means 20 can be determined by means of an external angle measuring means, or an angle measuring means for measuring the angle between the direction of the scale marks on the measuring device 30 and the first support means 20 can be provided on the bellows positioning device. The method is particularly suitable for controlling the included angle between the distribution direction of the scale marks on the measuring instrument 30 and the first supporting mechanism 20 by controlling the included angle between the measuring instrument 30 and the first supporting mechanism 20 when the distribution direction of the scale marks is constant with the included angle formed by the measuring instrument 30.
In this embodiment, the bellows positioning device further includes a first angle measuring device for measuring the angle of rotation of the metrology instrument 30 relative to the first support mechanism 20, the first angle measuring device being provided on the metrology instrument 30. Therefore, the rotation angle of the measuring instrument 30 relative to the first supporting mechanism 20 can be measured by the first angle measuring device, so that the relative rotation precision of the measuring instrument and the first supporting mechanism 20 is ensured, the precision of the distribution direction of the scale marks and the precision of the angle of the first supporting mechanism 20 are controlled, and the operation is convenient.
In the present embodiment, as shown in fig. 1 and 4, the measuring instrument 30 includes a measuring surface 31 and an indicating mechanism 40, and the scale marks and the indicating mechanism 40 are both provided on the measuring surface 31, wherein the indicating mechanism 40 is configured to be capable of reciprocating in the direction in which the scale marks are distributed, and has a locking position, and the locking position is a position of the indicating mechanism 40 on the measuring surface 31 when the indicating mechanism 40 indicates the preset coordinate B in the horizontal direction, that is, the indicating mechanism 40 has a locking function. Wherein the distribution direction of the scale lines is the same as the extending direction of the measuring instrument 30. Thereby, it is possible to lock the indicating mechanism 40 on the measuring plane 31 when the indicating mechanism 40 indicates the preset coordinate B in the horizontal direction, so as to mark the installation position of the corrugated tube 51 in the box girder 50, so as to install the corrugated tube 51 in the box girder 50 accurately and quickly.
In this embodiment, as shown in fig. 1, the scale lines of the scales disposed on the measuring surface 31 extend from one of the edges of the measuring surface 31 into the measuring surface 31, and the scale lines are distributed along the extending direction of the edge, i.e., the distribution direction of the scale lines is perpendicular to the extending direction of each of the scales in the scale lines. Preferably, the measurement precision of the scale is millimeter level, and the measuring range of the scale is 1m-2 m. In order to ensure the strength of the measuring instrument 30, the measuring instrument 30 is made of stainless steel.
Specifically, the angle between the distribution direction of the graduation marks on the measuring instrument 30 and the first supporting mechanism 20 can also be controlled by controlling the angle of rotation of the measuring instrument 30 relative to the first supporting mechanism 20. In order to facilitate the control of the rotation angle of the measuring instrument 30 relative to the first supporting mechanism 20, before the rotation included angle of the measuring instrument 30 relative to the first supporting mechanism 20 is calculated, the measuring instrument 30 may be rotated to a state perpendicular to the first supporting mechanism 20, and the measuring instrument 30 is located above the first supporting mechanism 20, and then the formula is calculated by presetting the angle N: calculating to obtain a preset angle N when the angle is 360- (90-M) equal to N; when the first supporting mechanism 20 is perpendicular to the measuring instrument 30 and the first supporting mechanism 20 is located on the right side of the measuring instrument 30, and the measuring instrument 30 rotates clockwise around the first supporting mechanism 20 by a preset angle N, the distribution direction of the scale marks on the measuring instrument 30 and the first supporting mechanism 20 form an included angle Q; when the first supporting mechanism 20 is perpendicular to the measuring instrument 30 and the first supporting mechanism 20 is located on the left side of the measuring instrument 30, and the measuring instrument 30 rotates around the first supporting mechanism 20 in the counterclockwise direction by a preset angle N, the distribution direction of the scale marks on the measuring instrument 30 and the first supporting mechanism 20 form an included angle Q. So that the angle between the distribution direction of the graduation marks and the first support means 20 is controlled by measuring the angle of rotation of the meter device 30 with respect to the first support means 20.
Specifically, as shown in fig. 1, the indicating mechanism 40 includes a second supporting mechanism 42 for indicating the preset coordinate B in the horizontal direction and a first moving mechanism 41 having a limiting mechanism for driving the second supporting mechanism 42 to move back and forth in the distribution direction of the scale marks; the second support mechanism 42 is provided on the measuring surface 31 via the first moving mechanism 41. Therefore, the second supporting mechanism 42 can be rotated by a certain angle to keep the second supporting mechanism 42 parallel to the first supporting mechanism 20, then the first moving mechanism 41 drives the second supporting mechanism 42 to move, and when the second supporting mechanism 42 indicates the preset coordinate B along the horizontal direction, the second supporting mechanism 42 is locked relative to the measuring surface 31 through the limiting structure, so that the box girder 50 can be marked according to the preset coordinate B indicated by the second supporting mechanism 42, the corrugated pipe 51 can be installed at the marked position, and the positioning of the corrugated pipe 51 is realized.
In the present embodiment, the first moving mechanism 41 is implemented by a guide rail 411 and a slider structure as shown in fig. 1 and fig. 3, specifically, the guide rail 411 is disposed along the direction in which the graduation lines of the measuring surface 31 are distributed, and the height difference between one end of the guide rail 411 close to the first supporting mechanism 20 and the first supporting mechanism 20 is less than 10cm, so as to measure the coordinates of the corrugated tube 51. In addition, since the first moving mechanism 41 further has a limit structure, it is possible to provide a screw hole communicating the outside with the guide rail 411 on the slider, and to connect a bolt and a nut in the screw hole, and when the slider is moved in place, the slider is fixed on the guide rail 411 by tightening the nut.
In other embodiments, the first moving mechanism 41 may also be configured such that the cylinder or the cylinder drives the slider to reciprocate on a guide rail adapted to the slider, wherein the guide rail is disposed along the distribution direction of the graduation marks (not shown in the figure).
In the present embodiment, the first support mechanism 20 and the second support mechanism 42 are specifically implemented as shown in fig. 1 to 3, and each of the first support mechanism 20 and the second support mechanism 42 is configured to include a support 22 and a first rotational positioner; the support member 22 is connected to the measuring instrument 30 through a first rotational positioner, and the first rotational positioner is used for driving the measuring instrument 30 to rotate around the connection point of the two relative to the support member 22 and for locking the measuring instrument 30 and the support member 22 relative to each other, so that the distribution direction of the graduation marks forms an included angle Q with the extending direction of the support member 22. Therefore, when the corrugated pipe positioner is used, the metering instrument 30 can be driven to rotate by the first rotary positioner, when the distribution direction of the scale marks on the metering instrument forms an included angle Q relative to the extending direction of the support member 22, the support member 22 and the metering instrument 30 are locked with each other by the first rotary positioner, at this time, the support member 22 of the first support mechanism 20 can be placed between the box girder 50 and the bottom die 60, the metering instrument 30 is attached to the outer wall of the box girder 50, so that the corrugated pipe positioner is positioned outside the box girder 50, and the size and the operation space of the corrugated pipe positioner are not limited by the space in the box girder 50; it is also possible to indicate the preset coordinate B by the support member 22 of the second support mechanism 42 and make a mark on the box girder 50 so as to mount the corrugated tube 51 at the marked position, thereby achieving the positioning of the corrugated tube 51.
In the present embodiment, as shown in fig. 1 and 2, the first rotational positioner is a damping shaft 23 and is configured to rotate the measuring instrument 30 clockwise relative to the support 22. According to the basic characteristics of the damping spindle 23 of the prior art: the damping rotation shaft 23 can rotate only in either one of the clockwise direction or the counterclockwise direction, and when the damping rotation shaft 23 is provided to be rotatable about the clockwise direction, the damping rotation shaft 23 is locked about the counterclockwise direction. When the metering device 30 needs to rotate, the metering device 30 is driven to rotate clockwise around the support member 22 through the damping rotating shaft 23, and after the metering device 30 rotates in place, force in the clockwise direction is not applied to the metering device 30 through external force any more; at this time, the gravity of the measuring instrument 30 acting on the supporting member 22 is counterclockwise, the measuring instrument 30 is locked with respect to the supporting member 22, which is equivalent to that the measuring instrument 30 is fixed and limited counterclockwise with respect to the supporting member 22 by the damping rotating shaft 23, and at this time, even if the gravity of the measuring instrument 30 acting on the supporting member 22 is counterclockwise, the supporting member 22 and the measuring instrument 30 do not relatively rotate, so that the measuring instrument 30 can be supported by placing the supporting member 22 between the box girder 50 and the bottom mold 60.
In other embodiments, the first rotational positioner may also be implemented by a bolt-nut structure, specifically, the support 22 is pivotally connected to the measuring surface 31 of the measuring instrument 30, wherein the pivot axis is configured to have a structure that one section is a polished rod and the other section is a screw rod, the support 22 is sleeved on the polished rod, and the support 22 can rotate around the axis of the polished rod and can also move along the axis of the polished rod, and the screw rod is partially located outside the measuring instrument 30 and sleeved with a nut. After the support member 22 is rotated into position, the nut is tightened to fix the support member 22 on the measuring surface 31 of the measuring instrument 30, at which time the support member 22 is fixed against rotation relative to the measuring surface 31; when it is desired to adjust the angle of rotation of the support 22, the nut can be loosened, and the support 22 can be rotated about the axis of the polished rod (not shown).
In the present embodiment, as shown in fig. 1 to 3, the first angle measuring device is provided as a 360 ° dial which is fixedly provided at the origin position of the scale lines of the measuring surface 31, and the 360 ° dial is provided such that the 0 ° angle line thereof is perpendicular to the distribution direction of the scale lines, and the first rotational locator of the first support mechanism 20 is provided at the center position of the 360 ° dial. Therefore, the rotating angle of the metering instrument 30 relative to the support member 22 can be read through the 360-degree dial, the rotating angle of the metering instrument 30 relative to the support member 22 can be controlled accurately, the included angle Q of the distribution direction of the scale marks on the metering instrument 30 relative to the support member 22 can be controlled accurately, and the operation is convenient and fast.
In the present embodiment, the fixed point is preferably set at the origin position of the scale line on the measurement surface 31. Therefore, the value of the positioning coordinate B is equivalent to A/sinM, so that the calculation of the positioning coordinate is simplified, and the operation is quicker.
In another embodiment, the first support mechanism 20 may not be disposed at the original position of the scale, for example, the scale value of the first support mechanism 20 on the scale mark is C, and in this case, the calculation formula of the preset coordinate B is: c + a/sinM ═ B.
In this embodiment, the rotation of the measuring device 30 relative to the first and second support mechanisms 20 and 42 can be controlled manually, and in order to facilitate the determination of the angle of rotation of the measuring device 30 relative to the first and second support mechanisms 20 and 42, the measurement can be performed by means of the 360 ° dial 21 provided on the measuring device 30.
In other embodiments, the rotation of the measuring instrument 30 relative to the first supporting mechanism 20 and the second supporting mechanism 42 may also be controlled electrically, the first supporting mechanism 20, the second supporting mechanism 42 and the second rotational positioner are respectively connected to a servo motor, the servo motor connected to the first supporting mechanism is connected to the control module, and the first moving mechanism 41 and the second moving mechanism 35 are both implemented by a structure in which a driving device drives the moving mechanism, where the driving device may be a servo motor, and at this time, the servo motor drives a nut to move on a lead screw, and the driving device may also be an air cylinder or an oil cylinder, and at this time, the air cylinder or the oil cylinder drives a slider to move on a guide rail. When the design parameters and scale values are input into the control panel and the positioning coordinates and angles are calculated by the control module, the control module generates motion control signals to the servo motors of the first supporting mechanism 20, the second supporting mechanism 42 and the second rotary positioner respectively, and servo motors, cylinders or oil cylinders which are output to the first moving mechanism 41 and the second moving mechanism 35, servo motors which control the first supporting mechanism 20, the second supporting mechanism 42 and the second rotational positioner, and the servo motors, cylinders or cylinders of the first moving mechanism 41 and the second moving mechanism 35 until the first supporting mechanism 20, the second supporting mechanism 42 and the second rotary positioner rotate by a preset angle N, the first moving mechanism 41 and the second moving mechanism 35 move to a positioning coordinate B, to automate the bellows positioning device, which may eliminate the need for a 360 dial on the gauge 30.
In this embodiment, it is preferable that the measuring instrument further includes an abutting surface 32, as shown in fig. 1, and the abutting surface 32 is provided in a plane perpendicular to the measuring surface 31. Therefore, when in use, the abutting surface 32 of the measuring instrument 30 can abut against the outer side of the box girder 50, so that the corrugated pipe positioning device is stably placed between the box girder 50 and the bottom die 60, and the measurement accuracy of the corrugated pipe positioning device is ensured; meanwhile, as the abutting surface 32 is perpendicular to the measuring surface 31, when the abutting surface 32 abuts against the box girder 50, a user can conveniently read the scales on the measuring surface 31, so that the positioning position of the corrugated pipe can be conveniently determined. Preferably, the graduation marks extend from the edge of the measuring surface 31 intersecting the abutting surface 32 into the measuring surface 31, and the graduation marks are arranged perpendicular to the abutting surface 32.
Further, as shown in fig. 4, the bellows positioning device further comprises a control device provided with a control panel 33, the control device being provided on the metrology instrument, the control device being configured to generate the preset coordinates B based on the received design parameters and to display the preset coordinates B on the control panel. Specifically, for example, a preset angle Q may be obtained by an angle calculation formula 180-M ═ Q according to a designed box girder inclination angle M, and a preset angle N may be calculated according to a preset angle calculation formula 360- (90-M) ═ N; according to the designed bellows bottom coordinate A, obtaining a preset coordinate B through a preset coordinate calculation formula A/sinM ═ B; therefore, when the corrugated pipe positioning device is used for positioning, as long as design parameters are known, calculation can be carried out through a control device of the corrugated pipe positioning device, the metering instrument 30 is rotated around a connecting point with the first supporting mechanism 20 according to a calculation result, an included angle Q is formed between the distribution direction of the scale marks on the metering instrument 30 and the first supporting mechanism 20, a preset coordinate B is indicated along the horizontal direction through the metering instrument 30, marks are made on the box girder 50 according to the preset coordinate B, the corrugated pipe 31 is installed at the marked position, the positioning of the installation position of the corrugated pipe is realized, and the operation is convenient and rapid.
In other embodiments, as shown in fig. 5, the bellows positioning device further comprises a control device; the metering instrument 30 further comprises an LED display screen 34, scale marks and an indicating mechanism 40 are arranged on the LED display screen 34, wherein the indicating mechanism comprises a positioning line 44 and a gyroscope 43 used for keeping the positioning line 44 in a horizontal state, and the positioning line 44 is arranged on the LED display screen 34 through the gyroscope 43; the control device is arranged on the measuring instrument 30 and configured to generate the preset coordinate B according to the received design parameter and control the position of the positioning line to be displayed on the position of the preset coordinate B of the LED display screen 34. Therefore, when the corrugated pipe positioning device is used for positioning, as long as the design parameters are known, calculation can be performed through a control device of the corrugated pipe positioning device, specifically, for example, a preset included angle Q can be obtained through an included angle calculation formula 180-M ═ Q according to a designed box girder inclination angle M, and a preset angle N can be calculated according to a preset angle calculation formula 360- (90-M) ═ N; according to the designed bellows bottom coordinate A, obtaining a preset coordinate B through a preset coordinate calculation formula A/sinM ═ B; and adjusting the metering instrument 30 to rotate relative to the first supporting mechanism 20 according to the calculation result, so that an included angle Q is formed between the first supporting mechanism 20 and the distribution direction of the scale marks on the metering instrument 30, and a positioning line is displayed at the position of the preset coordinate B of the LED display screen 34, that is, a mark can be made at the corresponding position of the box girder 50 according to the preset coordinate B, so that the corrugated pipe 51 can be installed at the marked position, the positioning of the corrugated pipe 51 is completed, and the operation is convenient and fast.
In the present embodiment, the first supporting mechanism 20 is implemented in the same manner as the first supporting mechanism 20 described above, and includes a supporting member 22 and a first rotational positioner; the support member 22 is connected to the measuring instrument 30 through a first rotational positioner, and the first rotational positioner is used for driving the measuring instrument 30 to rotate around the connection point of the two relative to the support member 22 and for locking the measuring instrument 30 and the support member 22 relative to each other, so that the distribution direction of the graduation marks forms an included angle Q with the extending direction of the support member 22. Therefore, when the corrugated pipe positioner is used, the metering device 30 can be driven to rotate by the first rotary positioner, when the distribution direction of the scale marks on the metering device 30 forms an included angle Q relative to the extending direction of the supporting piece 22, the supporting piece 22 and the metering device 30 are locked with each other by the first rotary positioner, at this time, the supporting piece 22 of the first supporting mechanism 20 can be placed between the box girder 50 and the bottom die 60, the metering device 30 is attached to the outer wall of the box girder 50, and therefore the corrugated pipe positioner is located on the outer side of the box girder 50, and the size and the operation space of the corrugated pipe positioner are not limited by the space in the box girder 50. The bellows positioning device may further include a first angle measuring device for measuring the angle of rotation of the meter 30 relative to the first support mechanism 20, and the specific implementation of the first angle measuring device is the same as that described above, and therefore, the detailed description thereof is omitted.
Further, in order to facilitate night construction, as shown in fig. 5, the bellows positioning device further includes a second moving mechanism 35 having a limiting structure, a laser spot lamp 37 and a second rotary positioner 36; the second moving mechanism 35 is arranged on the measuring surface 31 or the LED display 34 and arranged along the distribution direction of the scale lines, the laser light emitting lamp 37 is arranged on the second moving mechanism 35 through the second rotating positioner 36, the second rotating positioner 36 is used for driving the laser light emitting lamp 37 to rotate to a preset position and then to be locked with the measuring surface 31, and the second moving mechanism 35 is used for driving the second rotating positioner 36 to reciprocate along the distribution direction of the scale lines. Therefore, after the positioning line is displayed on the LED display screen 34, the second rotary positioner 36 can drive the laser lighting lamp 37 to rotate, so that the ray emitted by the laser lighting lamp 37 is parallel to the positioning line 44, and then the second rotary positioner 36 and the laser lighting lamp 37 are driven by the second moving mechanism 35 to move together until the ray emitted by the laser lighting lamp 37 is overlapped with the positioning line 44, at the moment, the ray emitted by the laser lighting lamp 37 represents the positioning position of the corrugated pipe, and the ray emitted by the laser lighting lamp has certain brightness, so that night construction is facilitated.
The specific implementation manner of the second moving mechanism 35 is the same as that of the first moving mechanism 41, and the specific implementation manner of the second rotational positioner 36 is the same as that of the first rotational positioner, and therefore, the detailed description thereof is omitted.
In the present embodiment, it is preferable that the support member 22 has a thickness ranging from 5mm to 3cm and a length ranging from 5cm to 10 cm. The support piece 22 with the thickness of 5mm-3cm and the length of 5cm-10cm can not only ensure the strength of the support piece 22, but also ensure the precision of the support piece 22 when indicating the scales and ensure the measurement precision of the corrugated pipe positioner. The support 22 may be shaped as a rod or plate. When the supporting member 22 is in a rod shape, the supporting member 22 is in line contact with the surface of the bottom die 60, so as to reduce the dependence of the supporting member 22 on the flatness of the surface of the bottom die 60 and improve the precision of the bellows positioning device, and at this time, in order to further ensure the strength of the supporting member 22, the supporting member 22 is configured as a solid cylinder made of stainless steel; when the support member 22 is plate-shaped, the support member 22 has a large strength and can support the weighing instrument 30 having a large size and a heavy weight.
In some embodiments, the specific implementation manner of the control panel 33 is as shown in fig. 4 and fig. 6, and includes an input panel and a liquid crystal digital screen, where the input panel is provided with numerical value input keys (10 in total) with numerical values of 0 to 9, trigonometric function input keys, calculation input keys (including addition, subtraction, multiplication, and division), clear keys, save keys, and run keys, etc., and may input formulas on the input panel, perform calculations through a control module in the control device, and display the calculation results on the liquid crystal digital screen.
in other embodiments, the control panel includes an input panel and a liquid crystal digital screen, the input panel is provided with numerical value input keys (10 in total) with numerical values of 0 to 9, a preset angle calculation formula calling key F1, a preset coordinate calculation formula calling key F2, an included angle calculation formula calling key F3, an input numerical value interval key △, a clear key, a save key, a run key, and the like, a preset angle calculation formula pre-embedded in a control module of the control device is called through the preset angle calculation formula calling key F1, a positioning coordinate calculation formula pre-embedded in the control module of the control device is called through the positioning coordinate calculation formula calling key F2, an included angle calculation formula pre-embedded in a control module of the control device is called through the included angle calculation formula calling key F3, a scale value or a design parameter is input through the numerical value input key, the design parameter and/or scale value are sequentially input, the input numerical values are spaced apart by the input numerical value interval key △, the running calculation is performed through the run key after the numerical value input is completed, and the calculation result is displayed on the liquid crystal digital screen.
Preferably, the size of the control panel is a rectangle ranging from 10 to 30cm × 100 to 150 cm.
In order to solve the problems that the size and the operation space of the corrugated pipe positioning device are limited by a box girder when in use, the range is small, and the corrugated pipe positioning device is inconvenient to use, the invention provides a use method of the corrugated pipe positioning device, wherein the size and the operation space of the corrugated pipe positioning device are not limited by the box girder.
As shown in fig. 7, the method of using the bellows positioning device includes the following steps:
s101: acquiring an included angle Q according to a designed box girder inclination angle M, and acquiring a preset coordinate B according to a designed bellows bottom coordinate A;
s201: rotating the measuring instrument 30 around the connection point of the measuring instrument 30 and the first support mechanism so that the distribution direction of the scale marks on the measuring instrument 30 and the first support mechanism 20 keep an included angle Q, and placing the first support mechanism 20 between the box girder 50 and the bottom die 60;
s301: the preset coordinate B is indicated by the gauge 30 and the position where the preset coordinate B is located is marked in the box girder so that the corrugated pipe is mounted to the marked position.
The included angle between the distribution direction of the scale lines on the measuring instrument 30 and the first supporting mechanism 20 can be controlled by the included angle between the measuring instrument 30 and the first supporting mechanism 20, preferably, the initial included angle between the measuring instrument 30 and the first supporting mechanism 20 is 90 degrees, in order to make the distribution direction of the scale lines form an included angle Q with the first supporting mechanism 20, the measuring instrument 30 needs to rotate relative to the first supporting mechanism 20 by a set angle N, where the set angle N is 360- (90-M), and M is a box girder tilt angle, and whether the measuring instrument 30 rotates clockwise or counterclockwise in actual operation depends on the relative position between the measuring instrument 30 and the first supporting mechanism 20, and the specific operation is the same as the operation method mentioned in the bellows positioning device, and is not described herein again.
In the embodiment, according to a designed box girder inclination angle M, a preset included angle Q is obtained by calculating an included angle according to a formula 180-M ═ Q; and according to the designed bellows bottom coordinate A, obtaining a preset coordinate B through a preset coordinate calculation formula A/sinM (B).
The preset angle N may also be calculated according to a preset angle calculation formula 360- (90-M) ═ N.
When using this bellows positioner, at first, acquire design parameter according to the design standard of bellows position, design parameter includes bellows bottom coordinate A and case roof beam inclination M, then, substitutes the case roof beam inclination M among the design parameter into the computational formula of the distribution direction of scale mark and the contained angle of first supporting mechanism 20: calculating an included angle Q between the first supporting mechanism and the measuring instrument when the distance between the first supporting mechanism and the measuring instrument is 180-M ═ Q; the box girder inclination angle M is substituted into a preset angle calculation formula: calculating to obtain a preset angle N when the angle is 360- (90-M) equal to N; substituting the designed bellows bottom coordinate A into a preset coordinate calculation formula: calculating to obtain a preset coordinate B when A/sinM is B; then, as shown in fig. 6, the measuring device 30 is rotated around the connection point with the first supporting mechanism 20, so that the distribution direction of the scale marks on the measuring device 30 forms an included angle Q with the first supporting mechanism 20, and at this time, the first support mechanism 20 is locked with respect to the measuring instrument 30, and then, the first support mechanism 20 is placed between the box girder 50 and the bottom mold 60, namely, the first supporting mechanism 20 is attached to the bottom wall of the box girder 50, because the first supporting mechanism 20 forms an included angle Q with the distribution direction of the scale marks, so that the distribution direction of the scale lines is maintained at the same inclination angle as the inclination angle M of the box girder, at this time, the measuring instrument 30 is attached to the outer sidewall of the box girder 50, and therefore, the size and the operation space of the corrugated pipe positioning device are not limited by the space inside the box girder 50, and the flatness of the top surface of the bottom die 60 is good, so that the measurement precision of the corrugated pipe positioning device can be ensured; the preset coordinate B indicated by the measuring instrument 30 in the horizontal direction is the bottom position of the bellows 51 located by the bellows locating device, so that the box girder 50 can be marked under the indication of the measuring instrument 30, so as to easily and quickly find the installation position of the bellows 51 in the box girder 50.
Further, the angle calculation formula and acorn coordinate calculation formula are embedded in the control device and can be called through a control panel 33 provided in the control device. Therefore, when the corrugated pipe positioning device is used for positioning, as long as the design parameters are known, calculation can be carried out through the control device of the corrugated pipe positioning device, the rotation angle of the first supporting mechanism 20 is adjusted according to the calculation result, and the reading scale of the metering instrument 30 is read, so that the position of the corrugated pipe 51 can be positioned, and the operation is convenient and rapid.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (10)
1. Bellows positioning device, characterized by comprising a first support mechanism (20) and a gauge (30) for indicating a preset coordinate B in a horizontal direction;
the measuring instrument (30) is arranged to be rotatable about its connection point with the first support means (20) and lockable in a predetermined position relative to the first support means (20); wherein,
when the box girder is rotated to a preset position, an included angle Q which enables the metering instrument (30) and the first supporting mechanism (20) to be attached to the outer wall of the box girder is formed between the distribution direction of the scale marks on the metering instrument (30) and the first supporting mechanism (20).
2. The bellows positioning device according to claim 1, further comprising a first angle measuring device for measuring an angle of rotation of the gauge (30) relative to the first support mechanism (20), the first angle measuring device being provided on the gauge (30).
3. Bellows positioning device according to claim 2, wherein the gauge (30) comprises a measuring face (31) and an indicating means (40), the graduation marks and the indicating means (40) being provided on the measuring face (31), wherein,
the indicating mechanism (40) is provided so as to be capable of reciprocating in the direction in which the graduation marks are distributed, and has a lock position.
4. The bellows positioning device according to claim 3, characterized in that the indicating mechanism (40) comprises a second supporting mechanism (42) for indicating a preset coordinate B in a horizontal direction and a first moving mechanism (41) having a limit structure for driving the second supporting mechanism (42) to reciprocate in a distribution direction of the graduation marks; the second support mechanism (42) is arranged on the measuring surface (31) through the first moving mechanism (41).
5. Bellows positioning device according to claim 4, wherein the first (20) and second (42) support means are each arranged to comprise a support (22) and a first rotational positioner; the support piece (22) is connected with the metering instrument (30) through the first rotating positioner, the first rotating positioner is used for driving the metering instrument (30) to rotate around the connection point of the first rotating positioner and the second rotating positioner relative to the support piece (22) and locking the metering instrument (30) and the support piece (22), so that the distribution direction of the scale marks forms an included angle Q with the extending direction of the support piece (22).
6. Bellows positioning device according to claim 5, wherein the first rotational positioner is a damped rotational shaft (23) and is arranged to bring the gauge (30) to rotate clockwise relative to the support (22) only.
7. Bellows positioning device according to claim 5, wherein the first angle measuring device is arranged as a 360 ° dial (21), the 360 ° dial (21) being fixed in the position of origin of the graduation marks of the measuring surface (31), and the 360 ° dial (21) being arranged with its 0 ° angle line perpendicular to the direction of distribution of the graduation marks, the first rotational positioner of the first support means (20) being arranged in the central position of the 360 ° dial (21).
8. Bellows positioning device according to any one of claims 3 to 7, wherein the gauge (30) further comprises an abutment surface (32), the abutment surface (32) being arranged in a plane perpendicular to the measuring surface (31).
9. Bellows positioning device according to any of claims 3 to 7, further comprising a control device provided with a control panel (33), the control device being provided on the gauge (30), the control device being arranged to generate a preset coordinate B based on the received design parameters and to display the preset coordinate B on the control panel (33).
10. The bellows positioning device of claim 2, further comprising a control device;
the metering instrument (30) further comprises a body and an LED display screen (34), the scale lines and an indicating mechanism (40) are arranged on the LED display screen (34), the indicating mechanism (40) comprises a positioning line and a gyroscope used for enabling the positioning line to be kept in a horizontal state, and the positioning line and the gyroscope are both arranged on the LED display screen (34);
the control device is arranged on the metering instrument (30), and is arranged to generate a preset coordinate B according to the received design parameters and control the positioning line to be displayed at the position of the preset coordinate B of the LED display screen (34).
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| CN201811115889.2A CN108955581B (en) | 2018-09-25 | 2018-09-25 | Bellows positioning device and use method thereof |
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| CN201811115889.2A CN108955581B (en) | 2018-09-25 | 2018-09-25 | Bellows positioning device and use method thereof |
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| CN108955581A true CN108955581A (en) | 2018-12-07 |
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| CN110512526A (en) * | 2019-08-27 | 2019-11-29 | 中铁大桥局第九工程有限公司 | A kind of bottom die of box-beam axis auxiliary adjusting device and method of adjustment |
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| CN108955581B (en) | 2024-05-03 |
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