CN205278702U - Support is measured in accurate leveling of intelligence - Google Patents
Support is measured in accurate leveling of intelligence Download PDFInfo
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- CN205278702U CN205278702U CN201521051707.1U CN201521051707U CN205278702U CN 205278702 U CN205278702 U CN 205278702U CN 201521051707 U CN201521051707 U CN 201521051707U CN 205278702 U CN205278702 U CN 205278702U
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Abstract
The utility model discloses an accurate leveling support of intelligence, including measuring support frame, laser emitter, vertical orientation drive control unit, horizontal direction hydraulic control unit, roof and computer, vertical orientation drive control unit includes second backup pad, third backup pad, motor, universal wheelset, and horizontal direction hydraulic control unit includes hydraulic pressure horizontal control system, the roof passes through the piston rod of a plurality of pneumatic cylinders supports jointly, its upper surface and lower surface parallel to its upper surface is provided with the 2nd laser receiver, the utility model discloses a mechanical control principles of design and structural design for the auto leveling efficiency of this type of instrument is faster, and the leveling precision is high more, and the structure of instrument is reasonable more compact, and through automatic control with examine nuclear vertical with two directions of level, can carry out vertical and leveling steps two directions of level simultaneously.
Description
Technical field
This utility model belongs to engineering measuring technology field, measures bearing more particularly, to a kind of intelligent accurate leveling.
Background technology
Current engineering survey subject is an application branch of learning, and it is to be directly the development of the national economy and national defense construction service, and the subject closely combined with production practices, is a most active subdiscipline in mapping science. Along with urban construction constantly expands, the construction project etc. of various buildings and structures is on the increase, engineering survey is constantly proposed new task, new problem and new demand, makes the service field of engineering survey constantly widen, effectively promote and promote the progress and development of engineering survey cause. Along with tradition surveying and mapping technology converts to digital survey technology, development trend and the direction of engineering measuring technology be: measurement data acquisition and the automatization of process, real time implementation, digitized; Scientific, the standardization of measurement data management, normalization. But the measurement instrument instantly used in engineering construction, as: swash geodimeter, micro-distancer, electronic theodolite, total powerstation, electronic level, laser collimator, Geoplane etc., when carrying out engineering survey operation, all must be performed manually by the following step successively: erection instrument centering is the flat aiming of flat essence and reading slightly, wherein thick gentle essence is put down is compare crucial step in whole measurement process, this two steps all ratio of prior art is relatively time-consuming, and process is also comparatively laborious.
Utility model content
Disadvantages described above or Improvement requirement for prior art, this utility model provides a kind of intelligent accurate leveling and measures bearing, it adopts Mechanical course principle design and structural design, make the automatic leveling efficiency of this quasi-instrument faster, leveling precision is more high, the structure of instrument is more rationally compact, and by automatically controlling and check vertically and horizontally both direction, can carry out the leveling step of vertically and horizontally both direction simultaneously.
For achieving the above object, according to this utility model, it is provided that a kind of intelligent accurate leveling support, it is characterised in that include measuring bracing frame, generating laser, vertical direction driving control unit, horizontal direction hydraulic control unit, top board and computer, wherein,
Described measurement bracing frame includes many legs and by the first gripper shoe of many leg common support, and described first gripper shoe is provided with the first central through hole;
Described generating laser can from the first central through hole traverse of described first gripper shoe for vertically launching laser and the laser launched upward;
Described vertical direction driving control unit includes the second gripper shoe, 3rd gripper shoe, motor, universal wheels, wherein, described second gripper shoe is placed in described first gripper shoe, described second gripper shoe is provided with the second central through hole and described second central through hole collinear with the centrage of described first central through hole, described motor and universal wheels are installed in described 3rd gripper shoe, described motor is used for driving described universal wheels to rotate, so that universal wheels move in the second gripper shoe, and then drive described 3rd gripper shoe to move in the horizontal direction, in addition, described 3rd gripper shoe is provided with the first laser pickoff and the 3rd central through hole, described first laser pickoff can at the laser of laser transmitter projects according to receiving laser signal time thereon and detecting laser signal, thus obtaining receiving area, then the position according to receiving area, corresponding position signalling is sent to computer, so that computer controls the rotation of motor, and then control the motion in the horizontal direction of described 3rd gripper shoe, so that the laser of laser transmitter projects passes from described 3rd central through hole,
Described horizontal direction hydraulic control unit includes hydraulic levels and controls system, described hydraulic levels controls system and includes fuel tank, computer and multiple hydraulic means, each hydraulic means all includes hydraulic cylinder, three-position four-way valve, oil pump, piston position detector, amplifier, pressure transducer and control unit, wherein
Described fuel tank is fixedly mounted in described 3rd gripper shoe and is provided with the 4th central through hole, and described 4th central through hole is collinear with the centrage of described 3rd central through hole, in order to the laser of laser transmitter projects passes from described 4th central through hole;
The rodless cavity of described hydraulic cylinder is connected with the A mouth of described three-position four-way valve by the first oil pipe, and it has chamber bar to be connected with the B mouth of described three-position four-way valve by the second oil pipe;
P mouth and the O mouth of described three-position four-way valve are connected with described fuel tank respectively through the 3rd oil pipe and the 4th oil pipe, and connect described oil pump on described 3rd oil pipe;
Described piston position detector is for detecting the position of the piston of described hydraulic cylinder and by described amplifier, the position signalling of detection sending described control unit to, and then obtains the position on the top of the piston rod of described hydraulic cylinder;
The quantity of described pressure transducer is two and the two pressure transducer is connected on described first oil pipe and the second oil pipe, for the oil pressure obtained in described first oil pipe and the second oil pipe and send the oil pressure data of acquisition to described control unit;
Described control unit controls described oil pump and the work of described three-position four-way valve based on the oil pressure in the position of piston obtained, the oil pressure of the first oil pipe and the second oil pipe, and then controls the moving up and down of piston rod of described hydraulic cylinder;
Described computer sends instructions to motor and each control unit, thus controlling the rotation of described universal wheels and the work of described oil pump and described three-position four-way valve;
The described top board piston rod common support by the plurality of hydraulic cylinder, its upper and lower surface is parallel, and its upper surface is provided with the second laser pickoff, described second laser pickoff can at the laser of laser transmitter projects according to receiving laser signal time thereon and detecting laser signal, thus obtaining receiving area, then the position according to receiving area, corresponding position signalling is sent to computer, so that computer controls the rotation of motor, and then control the motion in the horizontal direction of described 3rd gripper shoe.
Preferably, described piston position detector includes resistor disc, conducting strip and displacement meter, described resistor disc is vertically installed on the inboard wall of cylinder block of described hydraulic cylinder, described conducting strip is arranged on the piston of described hydraulic cylinder and contacts with described resistor disc, described resistor disc is set to the cambered surface matched with the piston of described hydraulic cylinder near the side of conducting strip, so that the piston of described hydraulic cylinder can against described resistor disc and move, the opposite side of described resistor disc is connected with described displacement meter by wire, described conducting strip is connected with described displacement meter by wire, described displacement meter is by obtaining the resistance value that described resistor disc accesses the part of circuit, thus obtaining the length of this part, and then obtain the position of the piston of described hydraulic cylinder.
Preferably, described first oil pipe and the second oil pipe are connected with described fuel tank respectively through overflow valve.
Preferably, described fuel tank be obturator and its in carry out evacuation process, its internal oil sump being become four by dividing plate respectively, and be mounted on two-way valve on each dividing plate, for the hydraulic oil connected in adjacent two oil sumps.
Preferably, described top board is provided with automatic leveling instrument.
Preferably, the quantity of described hydraulic means is four and these four hydraulic means are rectangle layout.
In general, by the contemplated above technical scheme of this utility model compared with prior art, it is possible to obtain following beneficial effect:
1) this utility model adopts Mechanical course principle design and structural design, make the automatic leveling efficiency of this quasi-instrument faster, leveling precision is more high, the structure of instrument is more rationally compact, and by automatically controlling and check vertically and horizontally both direction, the leveling step of vertically and horizontally both direction can be carried out simultaneously.
2) this utility model has used motor to drive universal wheels to be controlled in vertical leveling, in the motion of the short stroke of level, universal wheels have good precision stability, control unit receives the positional information of laser pickoff, thus controlling the movement of universal wheels, realizing vertical adjustment, automaticity is high;
3) this utility model is in horizontal leveling, device is first turned on two-way valve and implements thick leveling, accurately flattened by hydraulic means again, it is be precisely controlled law of connected vessels with hydraulic pressure first to combine that bearing is measured in this intelligent accurate leveling, achieve both unifications quickly flattening with accurately measuring, the thick leveling of linker part is physical principle control simultaneously, effectively reduce and all flatten the energy expenditure individually controlled by hydraulic pressure, considerably increase this device battery flying power, more can meet the present situation that engineering surveying instrument outdoor work is inconvenient to charge.
4) this utility model can realize microminiaturization, and in the hydraulic region arranged, hydraulic cylinder shares a hydraulic pressure pond, reduces the overall volume of base, then with control unit control oil pump respectively, controls the height change at each angle flexibly, it is ensured that the precision of level leveling; Next to that function division, hydraulic system independently controls the leveling of level, when after twice leveling that horizontal direction have passed through linker and hydraulic system, now vertically whether flattening partially laser detection again vertically flattens, if being vertically not reaching to requirement, then again repeat leveling, only final level and vertically be satisfied by flatten requirement, just can proceed by measurement vertically and horizontally.
5) this is in engineering survey operation, whole measurement instrument must assure that the vertical center of instrument and ground survey point are positioned on same vertical line, guarantee engineering survey data accurate, therefore intelligent accurate leveling measuring system adopts and repeats error correction and check, the leveling of bearing is measured in whole intelligent accurate leveling, it it not the vertical leveling simple combination with level leveling of single, but the vertical level again of elder generation, can check after level meets required precision and vertically whether still meet level, thus what complete in flattening course is constantly mutual, both met and measured base level, also base center and ground survey center superposition are met, finally achieve accurate leveling.
Accompanying drawing explanation
Fig. 1 is decomposing schematic representation of the present utility model;
Fig. 2 is the front view installing motor and universal wheels in this utility model in the 3rd gripper shoe;
Fig. 3 is the upward view installing universal wheels in this utility model in the 3rd gripper shoe;
Fig. 4 is the schematic diagram of the 3rd gripper shoe in this utility model;
Fig. 5 is the schematic diagram that in this utility model, hydraulic means is connected with fuel tank;
Fig. 6 is the schematic diagram that in this utility model, single hydraulic means connects fuel tank;
Fig. 7 be in this utility model multiple hydraulic means be connected on fuel tank distribution schematic diagram.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated. Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model. As long as just can be mutually combined additionally, technical characteristic involved in each embodiment of this utility model disclosed below does not constitute conflict each other.
With reference to Fig. 1��Fig. 7, a kind of intelligent accurate leveling support, including measuring bracing frame 118, generating laser 21, vertical direction driving control unit 18, horizontal direction hydraulic control unit 19, top board 115 and computer, wherein,
Described measurement bracing frame 118 includes many legs and by the first gripper shoe 23 of many leg common support, and described first gripper shoe is provided with the first central through hole; It addition, be additionally provided with horizontal measuring instrument 231 in the first gripper shoe 23, for detecting the first gripper shoe 23 whether level.
Described generating laser 21 can from the first central through hole traverse of described first gripper shoe for vertically launching laser and the laser launched upward;
Described vertical direction driving control unit 18 includes the second gripper shoe 14, 3rd gripper shoe 110, motor 141, universal wheels, wherein, described second gripper shoe 14 is placed in described first gripper shoe 23, described second gripper shoe 14 is provided with the second central through hole and described second central through hole collinear with the centrage of described first central through hole, described motor 141 and universal wheels are installed in described 3rd gripper shoe 110, described universal wheels include universal driving wheel 16 and universal drivewheel, described motor 141 is used for driving described universal drivewheel to rotate, so that universal wheels move in the second gripper shoe 14, and then drive described 3rd gripper shoe 110 to move in the horizontal direction, in addition, described 3rd gripper shoe 110 is provided with the first laser pickoff and the 3rd central through hole, described first laser pickoff can at the laser that generating laser 21 is launched according to receiving laser signal time thereon and detecting laser signal, thus obtaining receiving area, then the position according to receiving area, corresponding position signalling is sent to computer, so that computer controls the rotation of motor 141, and then control the motion in the horizontal direction of described 3rd gripper shoe 110,, so that the laser of laser transmitter projects passes from described 3rd central through hole,
Described horizontal direction hydraulic control unit 19 includes hydraulic levels and controls system, described hydraulic levels controls system and includes fuel tank 11, computer and multiple hydraulic means, each hydraulic means all includes hydraulic cylinder 1, three-position four-way valve 7, oil pump 8, piston position detector 2, amplifier, pressure transducer 5 and control unit 3, wherein
Described fuel tank 11 is fixedly mounted in described 3rd gripper shoe and is provided with the 4th central through hole, and described 4th central through hole is collinear with the centrage of described 3rd central through hole, in order to the laser of laser transmitter projects passes from described 4th central through hole;
The rodless cavity of described hydraulic cylinder 1 is connected with the A mouth of described three-position four-way valve 7 by the first oil pipe, and it has chamber bar to be connected with the B mouth of described three-position four-way valve 7 by the second oil pipe;
P mouth and the O mouth of described three-position four-way valve 7 are connected with described fuel tank 11 respectively through the 3rd oil pipe and the 4th oil pipe, and connect described oil pump 8 on described 3rd oil pipe;
Described piston position detector 2 is for detecting the position of the piston of described hydraulic cylinder 1 and by described amplifier, the position signalling of detection sending described control unit 3 to, and then obtains the position on the top of the piston rod of described hydraulic cylinder 1;
The quantity of described pressure transducer 5 is two and the two pressure transducer 5 is connected on described first oil pipe and the second oil pipe, for the oil pressure obtained in described first oil pipe and the second oil pipe and send the oil pressure data of acquisition to described control unit 3;
Described control unit 3 controls the work of described oil pump 8 and described three-position four-way valve 7 based on the oil pressure in the position of piston obtained, the oil pressure of the first oil pipe and the second oil pipe, and then controls the moving up and down of piston rod of described hydraulic cylinder 1;
Described computer sends instructions to motor 141 and each control unit, thus controlling the rotation of described universal wheels and the work of described oil pump and described three-position four-way valve;
The described top board 115 piston rod common support by the plurality of hydraulic cylinder, its upper and lower surface is parallel, and its upper surface is provided with the second laser pickoff, described second laser pickoff can at the laser that generating laser 21 is launched according to receiving laser signal time thereon and detecting laser signal, thus obtaining receiving area, then the position according to receiving area, corresponding position signalling is sent to computer, so that computer controls the rotation of motor 141, and then control the motion in the horizontal direction of described 3rd gripper shoe 110; Furthermore it is preferred that be additionally provided with endoporus corresponding with piston rod quantity on top board 115, each piston rod stretches in an endoporus and is hinged on top board 115 by horizontally disposed hinge, and such top board 115 just can relative to piston rod rotation.
Vertical direction driving control unit 18 and horizontal direction hydraulic control unit 19 collectively form balance regulator 116.
Further, described piston position detector 2 includes resistor disc, conducting strip and displacement meter, described resistor disc is vertically installed on the inboard wall of cylinder block of described hydraulic cylinder 1, described conducting strip is arranged on the piston of described hydraulic cylinder 1 and contacts with described resistor disc, described resistor disc is set to the cambered surface matched with the piston of described hydraulic cylinder 1 near the side of conducting strip, the piston of described hydraulic cylinder 1 moves so that can against described resistor disc, the opposite side of described resistor disc is connected with described displacement meter by wire, described conducting strip is connected with described displacement meter by wire, described displacement meter is by obtaining the resistance value that described resistor disc accesses the part of circuit, thus obtaining the length of this part, and then obtain the position of the piston of described hydraulic cylinder 1.
Further, described first oil pipe and the second oil pipe are connected with described fuel tank 11 respectively through overflow valve.
Further, described fuel tank 11 is for carrying out evacuation process in obturator and its, become the oil sump of four respectively preferably by dividing plate 12 inside it, and each dividing plate 12 is mounted on two-way valve 13, for the hydraulic oil connected in adjacent two oil sumps, each two-way valve 13 is each through computer control, when liquid-way system is in original operating state, control four two-way valves, it is allowed all to be held open state, four oil sumps now form an entirety, hydraulic oil in liquid-way system connects into an entirety, known by law of connected vessels: in oil sump, separated four oil sumps and fuel tank entirety are all airtight spaces, whole oil piping system is all in vacuum state, when all of two-way valve 13 is opened, now also three-position four-way valve 7 is adjusted to right-hand member switch, owing to oil pump is closed, four two-way valves are opened, whole oil circuit belongs to a path, according to the principle that oil pressure in same oil pipe is equal, now the oil pressure in oil pipe can be equal everywhere, hydraulic oil in the oil sump of original state high oil pressure can move in the oil sump of relatively low oil pressure, in oil circuit, the flowing of hydraulic oil can make the pressure balance in four oil sumps, the liquid level making four oil sumps is on identical horizontal plane. the enforcement of this process, also needing to according to hydraulic principle, wherein, some oil sump hydraulic oil can increase, passage stream when now hydraulic oil is adjusted to right-hand member switch by three-position four-way valve 7 makes the hydraulic oil of hydraulic cylinder rodless cavity increase up, so that the piston of hydraulic cylinder rises, and some oil sump hydraulic oil can reduce, the rightabout stream that now hydraulic oil is adjusted to right-hand member switch by three-position four-way valve 7 makes the hydraulic oil of hydraulic cylinder rod chamber increase up, so that the piston decline of hydraulic cylinder. eventually realize the preliminary leveling on the piston rod top of all hydraulic cylinder.
Further, after the piston rod top of all hydraulic cylinder realizes preliminary leveling, control four two-way valves, it is allowed all to be converted to closed mode, now four oil sumps are kept apart by two-way valve, all become independent hydraulic system, by independent oil pump control, according to corresponding computer control, complete the accurate leveling process of second step.
Utility model purpose of the present utility model is to provide a kind of instrument bearing 4 independent driving hydraulic levels of measuring and controls system, it can in same set of hydraulic control system, altogether by an oil sump, a hydraulic cylinder 1 is driven to move with an oil pump 8, main fluid path strictly moves in a given order, adopts sequential movements loop; And movement relation is controlled on request between each hydraulic cylinder, strictly complete the loop of predetermined function, load pressure when in most cases each hydraulic cylinder 1 moves is not wait, so, during hydraulic cylinder 1 motion that load pressure is little, the hydraulic cylinder 1 that load pressure is big cannot move, and in this utility model, motion between each hydraulic cylinder 1 must avoid interfering of motion between this each cylinder, therefore adopts between each hydraulic cylinder 1 and does not interfere with each other loop.
In a hydraulic means of the present utility model, hydraulic cylinder 1 and accessory thereon form hydraulic system, and piston position detector 2, control unit 3, signal amplifier 4 etc. form monitoring sensor-based system,
Hydraulic system:
Hydraulic system is by computer control, it is possible to be automatically finished the displacement of each independent hydraulically controlled cylinder 1, it is achieved power and the control of displacement, the control of displacement error, stroke control; Process shows, fault alarm function; Each independent hydraulically controlled cylinder 1 adopts and does not interfere with each other loop, the horizontal plane being set a hydraulic cylinder 1 by computer in advance is datum plane, then the power closed loop being made up of inserted valve, pressure charging valve, three position four-way directional control valve valve, pressure transducer 5 is together with single hydraulic cylinder 1, constitute an assembly, this assembly constitutes position loop system with outside displacement transducer, rely on position loop system can realize the control of displacement error and the position control of stroke so that it is he is in same level by three hydraulic cylinders 1 successively.
When adjusting the pressure differential of hydraulic oil in the rodless cavity of hydraulic cylinder 1 and rod chamber, the electric magnet A101 in hydraulic cylinder 1 solenoid is energized all the time. When electromagnetic valve is in middle position, adjusting hydraulic cylinder 1 upper and lower cavity oil pressure difference is zero, after closing electromagnetic valve, it is possible to dismounting oil pipe. When electric magnet B102 is energized, hydraulic cylinder 1 is in unloaded snapback state. For avoiding lifting or retraction hourly velocity too fast, the oil-in at electromagnetic valve is connected to flow speed control valve, and it can control the maximum movement speed of hydraulic cylinder 1. Except electromagnetic valve, other element is assembled in a Hydraulic Station at (pressure transducer 5, Pressure gauge, pressure measuring tie-in include controlling electrical equipment), it is connected with 3 flexible pipes between Hydraulic Station with hydraulic cylinder 1, it is oil inlet pipe, oil return pipe, control oil pipe respectively, thus constitutes a complete hydraulic system.
Monitoring sensor-based system:
Monitoring sensor-based system is extremely important in whole adjustment system horizontal, is that we obtain the main source of data message, and its sensitivity will directly influence the synchronization accuracy of adjustment level. Monitoring sensor-based system is mainly made up of piston position detector 2, signal amplifier 4, sense line etc.
The displacement data recorded is passed through the process of signal amplifier 4 by piston position detector 2, the signal after amplifying is sent to control unit 3 by sense line, control unit 3 processes collected data message further.
The laying of resistor disc directly influences the accuracy of monitoring, reasonably lays resistor disc and can reflect the displacement attitude of entirety objectively. So when dividing control area, will consider whether the position of the erection of resistor disc can reflect the vertical displacement of this piston rod objectively. Certainly, should ensure that its perpendicularity during resistor disc erection, reduce as far as possible and artificially cause error, it is ensured that the precision of resistor disc.
Computer:
Computer is the independent core driving hydraulic levels to control system of whole measurement instrument bearing 4, it is analyzed the data collected by monitoring sensor-based system to process, and the data feedback after process to hydraulic system, oil pressure by each hydraulic cylinder 1 of regulation of hydraulic system, thus adjusting the movement of piston rod, and then ensure whole adjustment system horizontal synchronicity.
This utility model is in use, it is that one group of hydraulic means is respectively set at four angles place of the bearing of measuring instrument, the structure of the hydraulic means at described four angles is identical, described hydraulic means includes the hydraulic cylinder 1 corresponding with the angle measuring base, connect and control the overflow valve 6 of hydraulic cylinder 1 oil mass with hydraulic cylinder 1, described overflow valve 6 connects with three-position four-way valve 7, and is connected with controlling system, and the internal piston of described hydraulic cylinder 1 is placed with conducting strip.
In this utility model, described overflow valve 6 is respectively provided with one with pressure transducer 5 on first oil pipe and the second oil pipe of hydraulic cylinder 1, control oil-feed and fuel-displaced Valve controlling and Stress control, described three-position four-way valve 7 connection control system respectively, connect fuel tank 11 by pipeline. The oil inlet end of described three-position four-way valve 7 connects independent fuel tank 11 internal filter 9, and it is middle with fuel tank 11 internal filter 9 that oil pump 8 is arranged on three-position four-way valve 7, and described three-position four-way valve 7 is connected to Oil-pressure joint 10.
4 of measurement instrument bearing of the present utility model are independent drives hydraulic levels to control system, the instant each hydraulic cylinder four angles place on measurement base being respectively provided with by control system, control corresponding servo valve and carry out Dynamic Closed Loop adjustment, by high-precision pressure sensor 5, conducting strip, can accurately pressure and position to four each hydraulic cylinders in angle catch, then feed back in control system, after computing, dynamically carry out closed loop and regulate servo valve.
Due in the figure shown in Fig. 1, what adopt is that a fuel tank 11 connects multiple hydraulic cylinder 1, each hydraulic cylinder 1 all has independent oil pump 8 to control its lifting, there is again overall calculation machine system to control the position of each hydraulic cylinder 1 push rod according to piston position detector 2, be therefore accomplished that and individually control Integral levelling. Namely realized the jacking of multiple hydraulic cylinder 1 by total system, finally reach each hydraulic cylinder 1 push rod and be in same level.
Four independent driving hydraulic cylinders 1 of the present utility model share an oil sump, the dividing plate 12 of four subregions is respectively arranged with 13 joints of two-way valve, four oil sumps being spaced can be switched as required so that it is during unlatching, become a big oil sump, again can independent action during closedown.
Further, described top board 115 is provided with automatic leveling instrument 113.
Further, the quantity of described hydraulic means 111 is four and these four hydraulic means 111 are rectangle layout
Principle of Mechanical Designing of the present utility model is such, when the start of each device uses, the degree of balance of a laser inspection bearing launched by the laser aid laid by ground measuring point, wherein laser aid includes generating laser 21, laser pickoff and position feedback system, generating laser 21 only lays one at ground measuring point, laser pickoff has two, first laser pickoff is arranged on vertical direction driving control unit 18 lower surface, second laser pickoff is arranged on the lower surface of base upper cover plate, laser beam launched by generating laser 21, laser pickoff receives laser signal, the laser beam that laser pickoff detection generating laser 21 is launched, position feedback system processes the laser signal received, and obtain receiving area, position according to receiving area, corresponding position signalling is sent to vertical driving control unit 15, control to measure the motion of the horizontal direction of base.
First, the laser launched when laser aid is radiated on vertical direction driving control unit 18 lower surface, failing to pass through from the center hole of control unit, then can be received by the first laser pickoff on vertical direction driving control unit 18 lower surface, the position feedback system of the first laser pickoff processes the laser signal received, and obtain receiving area, position according to receiving area, corresponding position signalling is sent to vertical driving control unit 15, control to measure the motion of the driving wheel horizontal direction of base, make laser can pass through from the center hole of vertical driving control unit 15.
Then the vertical adjustment of second time is carried out, guarantee that the upper surface center measuring base is on same vertical centrage with measuring point center, ground, owing to whole measurement base is through mobile centering vertical for the first time, whole measurement base is comparatively vertical, laser can pass through the through hole measuring base center, it is radiated on the second laser pickoff on the lower surface of base upper cover plate, now the second laser pickoff receives laser signal, and obtain receiving area, position according to receiving area, corresponding position signalling is sent to vertical driving control unit 15, control to measure the motion of the driving wheel horizontal direction of base, until position feedback system confirms that the upper surface center measuring base is on same vertical centrage with measuring point center, ground.
When vertically adjusting to same vertical centrage, central processing unit brings into operation horizontal direction control unit, first time thick leveling is implemented by hydraulic communication device, because law of connected vessels, now four surfaces of hydraulic communication device are in same level height, but owing to friction and device make produced error, four independent hydraulic top liquid levels can feed back liquid level information, when highly there is little error, four independent hydraulic systems bring into operation, the difference in height of four hydraulic mandrils is detected by automatic leveling instrument 113, it is as the criterion with the hydraulic mandril elevation of water of middle height second from the bottom, mediate hydraulic mandril more than elevation of water by independent hydraulic control system, the hydraulic mandril elevation of water of oil return extremely middle height second from the bottom, and hold lotus at sustained height, mediate the hydraulic mandril below elevation of water by independent hydraulic control system, high pressure oil-feed jacking hydraulic mandril so that it is elevation of water rises to the hydraulic mandril elevation of water of middle height second from the bottom, and holds lotus at sustained height. until leveling instrument 113 detects that the upper bar heights of roofs of four hydraulic mandrils is in same level automatically, upper surface of support gradient is in measurement error allowed band, thus terminating this hydraulic pressure to be precisely controlled leveling process until the height of four hydraulic communication devices is in same level, after completing this step, leveling instrument 22 will measure the gradient of base again, repeat this process, until base upper surface is in level, now hydraulic system is in lotus state of holding, and keeps the height of four hydraulic stems. finally, system vertically flattens information again alternately, if vertical run-off the straight in horizontal adjustment process, then repeats vertical adjustment, until the leveling of vertical and level is all in the error of permission, thus reaching the purpose of self leveling.
Utility model works process is as follows:
1). substantially foot rest is steadily placed on measuring point, and confirm the anti-skidding situation in ground, foot rest three supporting leg stressing conditions, instrument will not be blown down by confirmation because of wind-force, sets up instrument at soft terrain and confirms whether foot rest consolidates, and does not result in instrument and in use falls down.
2). generating laser 21 is placed on engineering survey point, makes instrument be generally centered generating laser 21 by Mobile foot stool, then pass through lifting foot rest supporting leg and make on base flat at the beginning of plane.
3). use this instrument bearing, first battery is connected, start device power on button, the laser that laser aid is launched is radiated on vertical direction driving control unit 18 lower surface, failing to pass through from the center hole of control unit, then can be received by the first laser pickoff on vertical direction driving control unit 18 lower surface, the position feedback system of the first laser pickoff processes the laser signal received, and obtain receiving area, position according to receiving area, corresponding position signalling is sent to vertical driving control unit, control to measure the motion of the driving wheel horizontal direction of base, make laser can pass through from the center hole of vertical driving control unit.
4). for guaranteeing that the upper surface center measuring base is on same vertical centrage with measuring point center, ground, carry out the vertical adjustment of second time, owing to whole measurement base is through mobile centering vertical for the first time, whole measurement base is comparatively vertical, laser can pass through the through hole measuring base center, it is radiated on the second laser pickoff on the lower surface of base upper cover plate, now the second laser pickoff receives laser signal, and obtain receiving area, position according to receiving area, corresponding position signalling is sent to vertical driving control unit, control to measure the motion of the driving wheel horizontal direction of base, until position feedback system confirms that the upper surface center measuring base is on same vertical centrage with measuring point center, ground.
5). vertical direction driving control unit 18 is made up of 16, two universal driven pulleys 17 of two universal driving wheels and four wheel moving regions, two universal driving wheels 16 move in four wheel moving regions according to the instruction of control unit, two universal driven pulleys 17 then coordinate driving wheel to move, ensure that upright controling unit steadily moves efficiently, until position feedback system confirms that the upper surface center measuring base is on same vertical centrage with measuring point center, ground, then moved by the driving mechanism on universal wheel, pin universal wheel.
6). when vertical driving control unit automatic leveling completes, then enter the leveling of horizontal drive control unit, during original state, connection switch automatically is in opening, make four little hydraulic pressure oil sumps through, form the oil sump of a connection, according to law of connected vessels, four little hydraulic pressure sump liquid level now are in same level, hydraulic circuit drives the movement of four hydraulic mandrils, the bottom making four hydraulic mandrils is in same level, again because the length of hydraulic mandril is isometric, so the upper surface of support supported by four hydraulic mandrils is in same level, now complete to measure the coarse level of bearing.
7). when after the coarse level completing measurement bearing, connection switch automatically is converted to close off state, system enters hydraulic pressure and is precisely controlled the leveling stage, the difference in height of four hydraulic mandrils is detected by automatic leveling instrument 113, it is as the criterion with the hydraulic mandril elevation of water of middle height second from the bottom, the hydraulic mandril mediated more than elevation of water is by independent hydraulic control system, and oil return is to the hydraulic mandril elevation of water of middle height second from the bottom, and holds lotus at sustained height; Mediate the hydraulic mandril below elevation of water by independent hydraulic control system, high pressure oil-feed jacking hydraulic mandril so that it is elevation of water rises to the hydraulic mandril elevation of water of middle height second from the bottom, and holds lotus at sustained height. Until leveling instrument 113 detects that the upper bar heights of roofs of four hydraulic mandrils is in same level automatically, upper surface of support gradient is in measurement error allowed band, thus terminating this hydraulic pressure to be precisely controlled leveling process.
8). a laser inspection base-plate launched by the generating laser 21 again laid by ground measuring point, whether the laser receiving generating laser 21 transmitting can pass bearing base, moving direction and the distance of vertical direction driving control unit 18 is determined according to laser, ensure that the vertical center of instrument and ground survey point are positioned on same vertical line, guarantee engineering survey data accurate, when laser cannot pass through bearing base, repeat the 3rd step to the 5th step, can check after level meets required precision and vertically whether still meet level, thus what complete in flattening course is constantly mutual, both met and measured base level, also meet the upper surface center measuring base and be on same vertical centrage with measuring point center, ground, finally achieve accurate leveling.
9). when, after bearing accurate leveling, being placed on top board by measurement instrument, operational measure instrument then can be started. In normal use procedure, rotate each spiral should at the uniform velocity, in order to avoid causing support displacement to change because of firmly excessive, after thinking and causing measurement base is subjected to displacement, power supply should be closed, restart measurement base, thus system will re-start measurement bearing level and vertical correction.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all any amendment, equivalent replacement and improvement etc. made within spirit of the present utility model and principle, should be included within protection domain of the present utility model.
Claims (6)
1. an intelligent accurate leveling support, it is characterised in that include measuring bracing frame, generating laser, vertical direction driving control unit, horizontal direction hydraulic control unit, top board and computer, wherein,
Described measurement bracing frame includes many legs and by the first gripper shoe of many leg common support, and described first gripper shoe is provided with the first central through hole;
Described generating laser can from the first central through hole traverse of described first gripper shoe for vertically launching laser and the laser launched upward;
Described vertical direction driving control unit includes the second gripper shoe, 3rd gripper shoe, motor, universal wheels, wherein, described second gripper shoe is placed in described first gripper shoe, described second gripper shoe is provided with the second central through hole and described second central through hole collinear with the centrage of described first central through hole, described motor and universal wheels are installed in described 3rd gripper shoe, described motor is used for driving described universal wheels to rotate, so that universal wheels move in the second gripper shoe, and then drive described 3rd gripper shoe to move in the horizontal direction, in addition, described 3rd gripper shoe is provided with the first laser pickoff and the 3rd central through hole, described first laser pickoff can at the laser of laser transmitter projects according to receiving laser signal time thereon and detecting laser signal, thus obtaining receiving area, then the position according to receiving area, corresponding position signalling is sent to computer, so that computer controls the rotation of motor, and then control the motion in the horizontal direction of described 3rd gripper shoe, so that the laser of laser transmitter projects passes from described 3rd central through hole,
Described horizontal direction hydraulic control unit includes hydraulic levels and controls system, described hydraulic levels controls system and includes fuel tank, computer and multiple hydraulic means, each hydraulic means all includes hydraulic cylinder, three-position four-way valve, oil pump, piston position detector, amplifier, pressure transducer and control unit, wherein
Described fuel tank is fixedly mounted in described 3rd gripper shoe and is provided with the 4th central through hole, and described 4th central through hole is collinear with the centrage of described 3rd central through hole, in order to the laser of laser transmitter projects passes from described 4th central through hole;
The rodless cavity of described hydraulic cylinder is connected with the A mouth of described three-position four-way valve by the first oil pipe, and it has chamber bar to be connected with the B mouth of described three-position four-way valve by the second oil pipe;
P mouth and the O mouth of described three-position four-way valve are connected with described fuel tank respectively through the 3rd oil pipe and the 4th oil pipe, and connect described oil pump on described 3rd oil pipe;
Described piston position detector is for detecting the position of the piston of described hydraulic cylinder and by described amplifier, the position signalling of detection sending described control unit to, and then obtains the position on the top of the piston rod of described hydraulic cylinder;
The quantity of described pressure transducer is two and the two pressure transducer is connected on described first oil pipe and the second oil pipe, for the oil pressure obtained in described first oil pipe and the second oil pipe and send the oil pressure data of acquisition to described control unit;
Described control unit controls described oil pump and the work of described three-position four-way valve based on the oil pressure in the position of piston obtained, the oil pressure of the first oil pipe and the second oil pipe, and then controls the moving up and down of piston rod of described hydraulic cylinder;
Described computer sends instructions to motor and each control unit, thus controlling the rotation of described universal wheels and the work of described oil pump and described three-position four-way valve;
The described top board piston rod common support by the plurality of hydraulic cylinder, its upper and lower surface is parallel, and its upper surface is provided with the second laser pickoff, described second laser pickoff can at the laser of laser transmitter projects according to receiving laser signal time thereon and detecting laser signal, thus obtaining receiving area, then the position according to receiving area, corresponding position signalling is sent to computer, so that computer controls the rotation of motor, and then control the motion in the horizontal direction of described 3rd gripper shoe.
2. a kind of intelligent accurate leveling support according to claim 1, it is characterized in that, described piston position detector includes resistor disc, conducting strip and displacement meter, described resistor disc is vertically installed on the inboard wall of cylinder block of described hydraulic cylinder, described conducting strip is arranged on the piston of described hydraulic cylinder and contacts with described resistor disc, described resistor disc is set to the cambered surface matched with the piston of described hydraulic cylinder near the side of conducting strip, so that the piston of described hydraulic cylinder can against described resistor disc and move, the opposite side of described resistor disc is connected with described displacement meter by wire, described conducting strip is connected with described displacement meter by wire, described displacement meter is by obtaining the resistance value that described resistor disc accesses the part of circuit, thus obtaining the length of this part, and then obtain the position of the piston of described hydraulic cylinder.
3. a kind of intelligent accurate leveling support according to claim 1, it is characterised in that be connected with described fuel tank respectively through overflow valve on described first oil pipe and the second oil pipe.
4. a kind of intelligent accurate leveling support according to claim 1, it is characterized in that, described fuel tank be obturator and its in carry out evacuation process, its internal oil sump being become four by dividing plate respectively, and each dividing plate is mounted on two-way valve, for the hydraulic oil connected in adjacent two oil sumps.
5. a kind of intelligent accurate leveling support according to claim 1, it is characterised in that be provided with automatic leveling instrument on described top board.
6. a kind of intelligent accurate leveling support according to claim 1, it is characterised in that the quantity of described hydraulic means is four and these four hydraulic means are rectangle layout.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521051707.1U CN205278702U (en) | 2015-12-16 | 2015-12-16 | Support is measured in accurate leveling of intelligence |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521051707.1U CN205278702U (en) | 2015-12-16 | 2015-12-16 | Support is measured in accurate leveling of intelligence |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289356A (en) * | 2016-08-31 | 2017-01-04 | 无锡信欧光电科技有限公司 | A kind of intelligent automatic leveling optical adjusting frame |
| CN109799543A (en) * | 2018-12-17 | 2019-05-24 | 陕西迈拓克能源科技有限公司 | A kind of gravimeter storage rack and its storage method |
| CN110440114A (en) * | 2018-11-30 | 2019-11-12 | 山东建筑大学 | A kind of device being adapted to fixed displacement meter under complex situations |
| CN112284364A (en) * | 2020-10-26 | 2021-01-29 | 广东鑫奥电梯有限公司 | Elevator guide rail verticality detection device |
| CN115502783A (en) * | 2021-12-31 | 2022-12-23 | 霍山嘉远智能制造有限公司 | Automatic frock that multiplex spare was aimed at |
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2015
- 2015-12-16 CN CN201521051707.1U patent/CN205278702U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289356A (en) * | 2016-08-31 | 2017-01-04 | 无锡信欧光电科技有限公司 | A kind of intelligent automatic leveling optical adjusting frame |
| CN110440114A (en) * | 2018-11-30 | 2019-11-12 | 山东建筑大学 | A kind of device being adapted to fixed displacement meter under complex situations |
| CN109799543A (en) * | 2018-12-17 | 2019-05-24 | 陕西迈拓克能源科技有限公司 | A kind of gravimeter storage rack and its storage method |
| CN109799543B (en) * | 2018-12-17 | 2020-09-08 | 南京溧水高新创业投资管理有限公司 | Gravity meter storage rack and storage method thereof |
| CN112284364A (en) * | 2020-10-26 | 2021-01-29 | 广东鑫奥电梯有限公司 | Elevator guide rail verticality detection device |
| CN115502783A (en) * | 2021-12-31 | 2022-12-23 | 霍山嘉远智能制造有限公司 | Automatic frock that multiplex spare was aimed at |
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