CN113405495A - Three-coordinate measuring machine with adjustable base lifting for machine manufacturing - Google Patents

Three-coordinate measuring machine with adjustable base lifting for machine manufacturing Download PDF

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Publication number
CN113405495A
CN113405495A CN202110476446.1A CN202110476446A CN113405495A CN 113405495 A CN113405495 A CN 113405495A CN 202110476446 A CN202110476446 A CN 202110476446A CN 113405495 A CN113405495 A CN 113405495A
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China
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fixedly connected
rod
coordinate measuring
machine
measuring machine
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CN202110476446.1A
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CN113405495B (en
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王艳
熊志林
曹君
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Hunan Industry Polytechnic
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Hunan Industry Polytechnic
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00Measuring inclination, e.g. by clinometers, by levels
    • G01C9/02Details

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
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  • Remote Sensing (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

The invention discloses a three-coordinate measuring machine with an adjustable lifting base for machine manufacturing, and relates to the technical field of three-coordinate measuring machines. According to the invention, the height of the base of the measuring machine can be adjusted, different use requirements are met, the carrying and the placing of large parts are facilitated, the height of the measuring pin assembly can be adjusted by the electric push rod, the measuring range is further improved, the measuring space is increased, the measurement of large parts is facilitated, and the situation that the measurement is influenced due to insufficient space is avoided.

Description

Three-coordinate measuring machine with adjustable base lifting for machine manufacturing
Technical Field
The invention relates to the technical field of three-coordinate measuring machines, in particular to a three-coordinate measuring machine with an adjustable base for machine manufacturing.
Background
The three-coordinate measuring machine is one of the most effective methods for measuring and obtaining dimensional data, because it can replace various surface measuring tools and expensive combined gauges, and reduce the time required for complex measuring tasks from small to minute, which is an effect that cannot be achieved by other instruments, wherein the three-coordinate measuring machine is often required to accurately measure parts in the field of mechanical manufacturing so as to facilitate the subsequent manufacturing process.
A three coordinate measuring machine for machine-building when daily use, can meet the condition that needs measured large-scale machine parts usually, and because current measuring machine is for keeping measurement accuracy, the base sets up to fixed knot structure, can not go up and down, causes large-scale parts to place difficult difficulty, also can lead to measurement accuracy to descend because of measuring the space not enough simultaneously, consequently, for solving above-mentioned problem, this application has provided a base lift adjustable three coordinate measuring machine for machine-building.
Disclosure of Invention
The application aims to provide a three-coordinate measuring machine with an adjustable base for machine manufacturing, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions: a three-coordinate measuring machine with adjustable base lifting for machine manufacturing comprises a working platform, an air-floating slide rail arranged at the top of the working platform, and a floating block slidably connected to the top of the air-floating slide rail, wherein the top of the floating block is fixedly connected with a limiting telescopic rod, the telescopic end of the limiting telescopic rod is fixedly connected with a measuring needle assembly, the bottom of the working platform is provided with a base, lifting hydraulic rods are fixedly connected to the periphery of the top of the base, two rotating seats which are symmetrically distributed are arranged at the top end of each lifting hydraulic rod, rotating balls are rotatably connected in the rotating seats, the same connecting rod is fixedly connected between the two rotating balls positioned at the same side, a T-shaped sliding block is fixedly connected to the rotating seat positioned at the top, T-shaped sliding grooves are formed in the periphery of the bottom of the working platform, and the T-shaped sliding block is slidably connected in the T-shaped sliding grooves, the side wall of the working platform is provided with a working platform balance part for keeping the working platform horizontal, and the side wall of the air floatation slide rail is provided with a slide rail cleaning part for automatically cleaning the slide rail.
Borrow by above-mentioned structure, through the setting of lift hydraulic stem, can realize work platform's lift, satisfy different user demands, be convenient for large-scale part's transport and place, through the setting of workstation balancing part, can realize balancing the correction to work platform, guarantee that measurement work does not receive the influence of ground gradient, improve measurement accuracy, guarantee measuring result's accuracy, through the setting of slide rail cleaning part, can realize the automatic cleaning to the air supporting slide rail, guarantee the air supporting slide rail surface cleanness, reduce the gliding influence of floating block.
Preferably, workstation balance portion include fixed connection in fixed plate on the work platform lateral wall, the top fixedly connected with dead lever of fixed plate, fixedly connected with jib on the top lateral wall of dead lever, two of the bottom fixedly connected with of jib rotate the support, two rotate and be connected with same pivot on the rotation support, fixedly connected with lifting rope on the lateral wall of pivot, the bottom fixedly connected with pressure sensor of lifting rope, pressure sensor's the balanced correction plate of bottom fixedly connected with, the equal a plurality of edges of fixedly connected with in both sides of balanced correction plate the balanced correction plate lateral wall evenly distributed's the rope of being connected, the bottom fixedly connected with of connecting the rope hangs down heavily, the bottom fixedly connected with of balanced correction plate a plurality of evenly distributed's pressure probe.
Furthermore, through the arrangement of the fixed plate, the fixed rod, the suspender, the rotating bracket, the rotating shaft, the lifting rope, the pressure sensor, the balance correction plate, the connecting rope, the weight and the pressure probe, before measurement, the measuring machine can be subjected to balance correction, the rotating shaft can be rotated to enable the lifting rope to drive the balance correction plate to descend, the balance part is hung by the lifting rope to keep horizontal, when the balance correction plate is contacted with the fixed plate, a plurality of pressure probes at the bottom of the balance correction plate can be subjected to the reaction force of the fixed plate under the action of gravity, so that each pressure probe can detect corresponding pressure, and then the pressure sensor can transmit the pressure, the parallel degree of the balance correction plate and the fixed plate can be judged according to the distribution condition of the pressure, thereby the horizontal degree of the plane where the working platform is located can be judged, the working platform can be adjusted to be horizontal, and the measurement work is not influenced by the inclination of the ground, the measurement precision is improved, and the accuracy of the measurement result is ensured.
Preferably, one end of the rotating shaft is fixedly connected with a rotating handle, and the side wall of the hanging rod is rotatably connected with an elastic clamping jaw.
Furthermore, through the arrangement of the rotating handle and the elastic clamping jaws, the rotating handle can be convenient to drive the rotating shaft to rotate, the rotating handle is clamped on the elastic clamping jaws to limit the balance correction plate before and after correction, and the pressure sensor is prevented from carrying out useless continuous pressure measurement.
Preferably, the clean portion of slide rail include fixed connection in two fixed bolsters on the air supporting slide rail lateral wall, two rotate on the fixed bolster and be connected with same transmission lead screw, two same spacing guide arm of fixedly connected with between the fixed bolster, fixedly connected with installation pole on the lateral wall of air supporting slide rail, the one end fixedly connected with drive motor of installation pole, drive motor's output drive is connected with the transmission shaft, the one end of transmission shaft with the one end fixed connection of transmission lead screw, the slip has cup jointed the removal loop bar on the spacing guide arm, the one end fixedly connected with thread bush of removal loop bar, the thread bush spiro union is in on the transmission lead screw, the other end of removing the loop bar is installed and is used for cleaning the unit on slide rail surface.
Further, through the fixed bolster, the transmission lead screw, spacing guide arm, the installation pole, driving motor, the transmission shaft, remove the loop bar, the thread bush, clean the setting of unit, it is rotatory to make driving motor pass through the drive transmission shaft, thereby it is rotatory to drive the transmission lead screw, thereby it removes the axis direction back and forth movement of loop bar along spacing guide arm to drive through the thread bush, thereby it cleans the clearance to the air supporting slide rail to drive the unit, thereby realize the automatic clearance to the air supporting slide rail, guarantee air supporting slide rail surface cleanness, reduce the influence to the measuring machine function, and staff's intensity of labour has been reduced.
Preferably, clean the unit including rotate connect in remove the clean pole on loop bar top, one side fixedly connected with installing frame of clean pole, be provided with the cotton wool cleaning pad in the installing frame, a plurality of cleaner storage bottle of opposite side fixedly connected with of clean pole, the bottom fixedly connected with drip tube of cleaner storage bottle, the both ends of drip tube respectively with the cleaner storage bottle the installing frame is inside to be linked together.
Further, through the setting of cleaning rod, installing frame, cotton wool cleaning pad, cleaner storage bottle, burette for remove the loop bar and drive cleaning rod round trip movement, thereby drive the cotton wool cleaning pad and clean the clearance, all can load cleaners such as alcohol in a plurality of cleaner storage bottles, drip into the surface of cotton wool cleaning pad and by cotton wool cleaning pad absorption diffusion through the burette, improve clean effect.
Preferably, a supporting plate is fixedly connected to the side wall of the movable sleeve rod, and a cleaning blower is fixedly connected to the top of the supporting plate.
Further, through the arrangement of the supporting plate and the cleaning air blower, the cleaning air blower moves along with the movable sleeve rod in the cleaning process, so that impurities, dust or small parts on the measuring machine can be blown away by means of wind power, and the impurities are prevented from scratching the surface of the measuring machine or damaging the measuring machine, and the service life of the measuring machine is shortened.
Preferably, the both sides of installing frame all are provided with the mounting panel, a plurality of spacing contact pins of fixedly connected with on the lateral wall of mounting panel, a plurality of jacks have all been seted up to the both sides of installing frame, the one end of spacing contact pin is run through the jack extends to inside the cotton wool cleaning pad.
Further, through the setting of mounting panel, spacing contact pin, jack for after the absorbent cotton cleaning pad was used for a long time, can pull the mounting panel and drive spacing contact pin and take out from the absorbent cotton cleaning pad, thereby it is spacing to the absorbent cotton cleaning pad to remove, makes absorbent cotton cleaning pad detachable wash or change, and is very convenient.
Preferably, fixedly connected with shadoof on the lateral wall of mounting panel, the equal sliding connection in both sides of installing frame has two spacing sliding sleeves, is located homonymy two spacing sliding sleeve all with mounting panel looks adaptation.
Furthermore, through the setting of the lifting rod, the mounting plate is convenient to utilize, and after the mounting plate resets, the mounting plate can be fastened by the sliding limiting sliding sleeve, so that the mounting plate is further limited, and the stability of the structure is improved.
Preferably, the top of the working platform is connected with an electric push rod in a sliding mode, and the top end of the electric push rod is fixedly connected to the bottom of the measuring needle assembly.
Further, through electric putter's setting for electric putter can adjust the measuring needle subassembly place height, thereby further improves the range that the measuring needle can record, makes the measuring space increase, and the measurement of the large-scale spare part of being convenient for avoids the not enough condition that influences the measurement in space to take place.
In conclusion, the technical effects and advantages of the invention are as follows:
1. according to the measuring machine, the height of the base of the measuring machine can be adjusted, the four lifting hydraulic rods can be controlled to drive the working platform to lift, the use requirements for different heights are met, large parts can be conveniently carried and placed, the electric push rod can drive the limiting telescopic rod to lift, the height of the measuring needle assembly is adjusted, the measuring range which can be measured by the measuring needle is further improved, the measuring space is increased, the measurement of the large parts is facilitated, and the situation that the measuring is influenced due to insufficient space is avoided.
2. According to the invention, the balance correction can be carried out on the working platform, the rotating handle is rotated to put down the balance correction plate to be contacted with the fixed plate, the plurality of pressure probes can detect corresponding pressure, and the parallel degree of the balance correction plate and the fixed plate can be judged according to the distribution condition of the pressures, so that the horizontal degree of the plane where the working platform is located can be judged, each lifting hydraulic rod can be controlled to adjust the working platform to be horizontal, the measurement work is not influenced by the ground inclination, the measurement precision is improved, and the accuracy of the measurement result is ensured.
3. In the invention, the balance correction plate is kept horizontal by the dead weight of the balance correction plate and the like, external gravity restraint can be provided by the two sides of the balance correction plate due to the dead weight, the horizontal degree is further improved, the balance correction effect of the working platform is ensured, meanwhile, the rotating handle can be clamped on the elastic clamping jaws to limit the balance correction plate before and after correction, a pressure sensor is prevented from carrying out useless continuous pressure measurement, the four lifting hydraulic rods are independently driven, and the balance fine adjustment correction can be realized by matching the rotation of the rotating ball and the sliding of the T-shaped sliding block, so that the balance correction device is flexible and convenient.
4. According to the invention, the driving motor drives the absorbent cotton cleaning pad to clean the air floatation slide rail, so that the surface of the air floatation slide rail is ensured to be clean, a plurality of cleaning agent storage bottles can be loaded with cleaning agents such as alcohol, the cleaning agents are dripped into the surface of the absorbent cotton cleaning pad through the dropper and absorbed and diffused by the absorbent cotton cleaning pad, so that the cleaning effect is improved, when the cleaning rod is cleaned to the position of the floating block, the cleaning rod can be rotated to enable the absorbent cotton cleaning pad to pass through the side part of the floating block, and then the cleaning rod is reset to continue cleaning, so that the whole air floatation slide rail can be cleaned, and the operation is convenient and simple.
5. According to the cleaning device, after the absorbent cotton cleaning pad is used for a long time, the limiting sliding sleeves on the two sides can be slid, then the lifting rod is pulled to drive the limiting contact pins to be drawn out of the absorbent cotton cleaning pad, so that the absorbent cotton cleaning pad can be taken down for cleaning or replacement, meanwhile, in the cleaning process, the cleaning air blower moves along with the movable sleeve rod, impurities, dust or small parts on the air floatation slide rail can be blown away by means of wind power, and the situation that the impurities scratch the surface of the air floatation slide rail or damage the air floatation slide rail is avoided, so that the service life of the air floatation slide rail is shortened.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a first perspective three-dimensional structure of a three-dimensional coordinate measuring machine;
FIG. 2 is a schematic view of a cooperative enlarged three-dimensional structure of a working platform and a hydraulic cylinder;
FIG. 3 is a schematic view of a second perspective of the coordinate measuring machine;
FIG. 4 is a schematic perspective view of the structure at A in FIG. 3;
FIG. 5 is an enlarged perspective view of the balance part of the worktable;
FIG. 6 is a schematic view of a three-dimensional structure of a balance calibration plate and a pressure probe;
FIG. 7 is a schematic view of an enlarged three-dimensional structure of a absorbent cotton cleaning pad and a transmission screw rod;
fig. 8 is a schematic diagram of a matching enlarged three-dimensional structure of the mounting plate and the limiting pin.
Reference numerals: 1. a working platform; 2. an air floatation slide rail; 3. floating blocks; 4. limiting the telescopic rod; 5. a stylus assembly; 6. an electric push rod; 7. a base; 8. a lifting hydraulic rod; 9. a rotating seat; 10. rotating the ball; 11. a connecting rod; 12. a T-shaped slider; 13. a fixing plate; 14. fixing the rod; 15. a boom; 16. a rotating shaft; 17. a lifting rope; 18. a pressure sensor; 19. balancing the correction plate; 20. connecting ropes; 21. heavy hanging; 22. a pressure probe; 23. a handle is rotated; 24. an elastic claw; 25. fixing a bracket; 26. a transmission screw rod; 27. a limiting guide rod; 28. mounting a rod; 29. a drive motor; 30. a drive shaft; 31. moving the loop bar; 32. a threaded sleeve; 33. a cleaning rod; 34. installing a frame; 35. absorbent cotton cleaning pad; 36. a cleaning agent storage bottle; 37. a dropper; 38. mounting a plate; 39. a limiting pin is inserted; 40. a limiting sliding sleeve; 41. a support plate; 42. cleaning the blower; 43. and (5) lifting the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-8, a three-coordinate measuring machine for machine manufacturing with adjustable base lifting comprises a working platform 1, an air-floating slide rail 2 installed on the top of the working platform 1, a floating block 3 slidably connected to the top of the air-floating slide rail 2, a limiting telescopic rod 4 fixedly connected to the top of the floating block 3, a needle measuring assembly 5 fixedly connected to the telescopic end of the limiting telescopic rod 4, a base 7 arranged at the bottom of the working platform 1, lifting hydraulic rods 8 fixedly connected to the periphery of the top of the base 7, two rotating seats 9 symmetrically distributed on the top of the lifting hydraulic rods 8, rotating balls 10 rotatably connected to the rotating seats 9, a connecting rod 11 fixedly connected between the two rotating balls 10 on the same side, a T-shaped slide block 12 fixedly connected to the rotating seat 9 on the top, T-shaped chutes respectively formed on the periphery of the bottom of the working platform 1, the T-shaped slide block 12 slidably connected to the T-shaped chutes, the side wall of the working platform 1 is provided with a working platform balance part for keeping the working platform 1 horizontal, and the side wall of the air floatation slide rail 2 is provided with a slide rail cleaning part for automatically cleaning the slide rail.
Borrow by above-mentioned structure, through the setting of lift hydraulic stem 8, can realize work platform 1's lift, satisfy different user demands, be convenient for large-scale part's transport and place, through the setting of workstation balancing part, can realize balancing the correction to work platform 1, guarantee that measurement work does not receive the influence of ground gradient, improve measurement accuracy, guarantee measuring result's accuracy, through the setting of slide rail cleaning part, can realize the automatic clearance to air supporting slide rail 2, guarantee air supporting slide rail 2 clean surfaces, reduce the gliding influence to floating block 3.
As a preferred embodiment of this embodiment, as shown in fig. 5, the balance part of the workbench comprises a fixed plate 13 fixedly connected to the side wall of the workbench 1, a fixed rod 14 is fixedly connected to the top of the fixed plate 13, a suspension rod 15 is fixedly connected to the side wall of the top end of the fixed rod 14, two rotating brackets are fixedly connected to the bottom of the suspension rod 15, the same rotating shaft 16 is rotatably connected to the two rotating brackets, a lifting rope 17 is fixedly connected to the side wall of the rotating shaft 16, a pressure sensor 18 is fixedly connected to the bottom end of the lifting rope 17, a balance correction plate 19 is fixedly connected to the bottom of the pressure sensor 18, a plurality of connecting ropes 20 uniformly distributed along the side wall of the balance correction plate 19 are fixedly connected to both sides of the balance correction plate 19, a weight 21 is fixedly connected to the bottom end of the connecting ropes 20, a plurality of pressure probes 22, the advantage that sets up like this, before measuring, can carry out balanced correction to this measuring machine, rotatable pivot 16 makes lifting rope 17 drive balanced correction board 19 descend, balanced correction board 19 keeps the level under lifting rope 17 hangs, when balanced correction board 19 contacts with fixed plate 13, a plurality of pressure probes 22 of balanced correction board 19 bottom can receive the reaction force of fixed plate 13 under the action of gravity, thereby make each pressure probe 22 detect corresponding pressure size, again by pressure sensor 18 transmission, can judge the parallel degree of balanced correction board 19 and fixed plate 13 according to the distribution situation of these pressures, thereby judge the planar horizontal degree in work platform 1 place, thereby can adjust work platform 1 to the level, guarantee that measurement work is not influenced by ground gradient, improve measurement accuracy, guarantee the accuracy of measuring result.
In this embodiment, as shown in fig. 5, one end of the rotating shaft 16 is fixedly connected with a rotating handle 23, and the side wall of the suspension rod 15 is rotatably connected with an elastic claw 24, so that the advantage of the arrangement is that the rotating handle 23 can conveniently drive the rotating shaft 16 to rotate, and before and after correction, the rotating handle 23 is clamped on the elastic claw 24 to limit the balance correction plate 19, thereby preventing the pressure sensor 18 from performing useless continuous pressure measurement.
As a preferred embodiment of the present embodiment, as shown in fig. 4, the slide rail cleaning portion includes two fixing brackets 25 fixedly connected to the side wall of the air floating slide rail 2, the two fixing brackets 25 are rotatably connected to the same transmission screw rod 26, the same limit guide rod 27 is fixedly connected between the two fixing brackets 25, the side wall of the air floating slide rail 2 is fixedly connected to a mounting rod 28, one end of the mounting rod 28 is fixedly connected to a transmission motor 29, an output end of the transmission motor 29 is connected to a transmission shaft 30 in a driving manner, one end of the transmission shaft 30 is fixedly connected to one end of the transmission screw rod 26, as shown in fig. 7, a movable sleeve rod 31 is slidably sleeved on the limit guide rod 27, one end of the movable sleeve rod 31 is fixedly connected to a threaded sleeve 32, the threaded sleeve 32 is screwed on the transmission screw rod 26, and a wiping unit for wiping the surface of the slide rail is installed at the other end of the movable sleeve rod 31, which is advantageous, the transmission motor 29 drives the transmission shaft 30 to rotate, so that the transmission screw rod 26 is driven to rotate, the movable sleeve rod 31 is driven to move back and forth along the axis direction of the limiting guide rod 27 through the threaded sleeve 32, the cleaning unit is driven to clean the air floatation slide rail 2, automatic cleaning of the air floatation slide rail 2 is achieved, surface cleaning of the air floatation slide rail 2 is guaranteed, influence on operation of the measuring machine is reduced, and labor intensity of workers is reduced.
In this embodiment, as shown in fig. 7, the wiping unit includes a cleaning rod 33 rotatably connected to the top end of the movable sleeve rod 31, a mounting frame 34 is fixedly connected to one side of the cleaning rod 33, a cotton wool cleaning pad 35 is disposed in the mounting frame 34, a plurality of cleaning agent storage bottles 36 are fixedly connected to the other side of the cleaning rod 33, a dropper 37 is fixedly connected to the bottom of each cleaning agent storage bottle 36, and two ends of the dropper 37 are respectively communicated with the cleaning agent storage bottles 36 and the inside of the mounting frame 34, so that the movable sleeve rod 31 drives the cleaning rod 33 to move back and forth, thereby driving the cotton wool cleaning pad 35 to wipe and clean, the cleaning agent storage bottles 36 can be loaded with cleaning agents such as alcohol, and the cleaning agents are dropped into the surface of the cotton wool cleaning pad 35 through the dropper 37 and absorbed and diffused by the cotton wool cleaning pad 35, thereby improving the cleaning effect.
In the embodiment, as shown in fig. 7, a supporting plate 41 is fixedly connected to the side wall of the movable sleeve rod 31, and a cleaning blower 42 is fixedly connected to the top of the supporting plate 41, so that the cleaning blower 42 moves along with the movable sleeve rod 31 during cleaning, and therefore impurities, dust or small parts on the measuring machine can be blown away by wind power, and the impurities are prevented from scratching the surface of the measuring machine or damaging the measuring machine, and the service life of the measuring machine is shortened.
In this embodiment, as shown in fig. 7, the both sides of installing frame 34 all are provided with mounting panel 38, as shown in fig. 8, a plurality of spacing contact pins 39 of fixedly connected with on the lateral wall of mounting panel 38, a plurality of jacks have all been seted up to the both sides of installing frame 34, the one end of spacing contact pin 39 runs through the jack and extends to inside the cotton wool cleaning pad 35, the benefit of setting up like this is, after the cotton wool cleaning pad 35 was used for a long time, can pull mounting panel 38 and drive spacing contact pin 39 and take out from the cotton wool cleaning pad 35, thereby remove the spacing to cotton wool cleaning pad 35, make the cotton wool cleaning pad 35 detachable wash or change, and is very convenient.
In this embodiment, as shown in fig. 7, a lifting rod 43 is fixedly connected to a side wall of the mounting plate 38, two limiting sliding sleeves 40 are slidably connected to two sides of the mounting frame 34, and the two limiting sliding sleeves 40 located on the same side are adapted to the mounting plate 38, so that the advantage of facilitating the use of the lifting rod 43 to pull the mounting plate 38 is that after the mounting plate 38 is reset, the sliding limiting sliding sleeves 40 are fastened to the mounting plate 38, so as to further limit the mounting plate 38, thereby improving the structural stability.
As a preferred implementation manner of this embodiment, as shown in fig. 1, the top of the working platform 1 is slidably connected with an electric push rod 6, and the top end of the electric push rod 6 is fixedly connected to the bottom of the stylus assembly 5, so that the advantage of this arrangement is that the electric push rod 6 can adjust the height of the stylus assembly 5, thereby further improving the measuring range that the stylus can measure, increasing the measuring space, facilitating the measurement of large parts, and avoiding the situation that the insufficient space affects the measurement.
The working principle of the invention is as follows: before using, as shown in fig. 1, the lifting or descending of the 1 drive work platform of four lift hydraulic stem 8 of accessible control, thereby satisfy the user demand to work platform 1 co-altitude, the transport and the placing of the large-scale part of being convenient for simultaneously, electric putter 6 can drive spacing telescopic link 4 and go up and down, thereby highly adjust the position of survey needle subassembly 5, thereby further improve the range that the survey needle can record, make the measuring space increase, be convenient for large-scale spare part's measurement, avoid the not enough influence measuring condition in space to take place.
Before measurement, balance correction can be carried out on the measuring machine, as shown in fig. 5, the rotatable rotating handle 23 drives the balance correction plate 19 to descend through the rotating shaft 16 and the lifting rope 17, when the balance correction plate 19 is in contact with the fixed plate 13, as shown in fig. 6, the pressure probes 22 at the bottom of the balance correction plate 19 are subjected to the reaction force of the fixed plate 13 under the action of gravity, so that the pressure probes 22 detect corresponding pressure, and then the pressure probes are transmitted by the pressure sensors 18, the parallel degree of the balance correction plate 19 and the fixed plate 13 can be judged according to the distribution condition of the pressure, so that the horizontal degree of the plane where the working platform 1 is located is judged, and therefore the lifting hydraulic rods 8 can be respectively driven to adjust the working platform 1 to be horizontal, the measurement work is not influenced by the ground inclination, the measurement precision is improved, and the accuracy of the measurement result is ensured.
When balance correction is carried out, as shown in fig. 6, in addition to the dead weight of the pressure sensor 18, the balance correction plate 19 and the pressure probe 22, the balance correction plate 19 is kept horizontal, the connecting ropes 20 and the weight 21 which are uniformly arranged on two sides of the balance correction plate 19 can provide external gravity restraint, and the horizontal degree of the balance correction plate 19 is further improved, so that the balance correction effect of the working platform 1 is ensured, meanwhile, as shown in fig. 6, before and after correction, the rotating handle 23 can be clamped on the elastic clamping jaw 24 to limit the balance correction plate 19, useless continuous pressure measurement of the pressure sensor 18 is avoided, the four lifting hydraulic rods 8 are independently driven and do not influence each other, the balance fine adjustment correction can be realized by matching with the rotation of the rotating ball 10 and the sliding of the T-shaped sliding block 12, and the balance correction is flexible and convenient.
Before and after measurement, the air-floating slide rail 2 can be automatically cleaned, the transmission motor 29 drives the transmission screw rod 26 to rotate through driving the transmission shaft 30, thereby driving the movable sleeve rod 31 to move back and forth along the axial direction of the limit guide rod 27 through the threaded sleeve 32, thereby driving the absorbent cotton cleaning pad 35 to wipe and clean the air-floating slide rail 2, as shown in fig. 7, ensuring the surface of the air-floating slide rail 2 to be clean, reducing the influence on the sliding of the floating block 3, loading cleaning agents such as alcohol and the like in the plurality of cleaning agent storage bottles 36, the surface of the absorbent cotton cleaning pad 35 is dropped through the dropper 37 and absorbed and diffused by the absorbent cotton cleaning pad 35, the cleaning effect is improved, when cleaning to the position of the floating block 3, the cleaning rod 33 can be rotated to make the absorbent cotton cleaning pad 35 pass through the side of the floating block 3, then the cleaning rod 33 is reset to continue cleaning, so that the whole air-floating slide rail 2 can be cleaned, and the operation is convenient and simple.
After the absorbent cotton cleaning pad 35 is used for a long time, as shown in fig. 7, the two slidable side limiting sliding sleeves 40 remove the limitation on the mounting plate 38, then the lifting rod 43 is pulled to drive the limiting insertion pin 39 to be drawn out of the absorbent cotton cleaning pad 35 through the mounting plate 38, so that the limitation on the absorbent cotton cleaning pad 35 is removed, and the absorbent cotton cleaning pad 35 can be taken down for cleaning or replacement, which is very convenient, meanwhile, in the cleaning process, the cleaning air blower 42 moves along with the moving sleeve rod 31, so that impurities, dust or some small parts on the air floatation slide rail 2 can be blown away by means of wind power, the impurities are prevented from scratching the surface of the air floatation slide rail 2 or damaging the air floatation slide rail 2, and the service life of the air floatation slide rail 2 is shortened.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a base lift adjustable three-coordinate measuring machine for machine-building, includes work platform (1), install in air supporting slide rail (2), sliding connection at work platform (1) top in floating block (3) at air supporting slide rail (2) top, its characterized in that: the top fixedly connected with of kicking block (3) is spacing telescopic link (4), the flexible end fixedly connected with survey needle subassembly (5) of spacing telescopic link (4), the bottom of work platform (1) is provided with base (7), equal fixedly connected with lift hydraulic stem (8) all around the top of base (7), the top of lift hydraulic stem (8) is provided with rotation seat (9) of two symmetric distributions, rotation seat (9) internal rotation is connected with rotor ball (10), is located two of homonymy fixedly connected with is same connecting rod (11) between rotor ball (10), is located the top rotation seat (9) fixedly connected with T shape slider (12), the T shape spout has all been seted up all around the bottom of work platform (1), T shape slider (12) sliding connection be in the T shape spout, install on the lateral wall of work platform (1) and be used for making work platform (1) keep the balanced workstation of horizontally to keep balance And the side wall of the air floatation slide rail (2) is provided with a slide rail cleaning part for automatically cleaning the slide rail.
2. The machine tool of claim 1, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: the workbench balancing part comprises a fixing plate (13) fixedly connected onto the side wall of the workbench (1), the top of the fixing plate (13) is fixedly connected with a fixing rod (14), the top side wall of the fixing rod (14) is fixedly connected with a suspender (15), the bottom of the suspender (15) is fixedly connected with two rotating supports, the two rotating supports are rotatably connected with the same rotating shaft (16), the side wall of the rotating shaft (16) is fixedly connected with a lifting rope (17), the bottom of the lifting rope (17) is fixedly connected with a pressure sensor (18), the bottom of the pressure sensor (18) is fixedly connected with a balance correcting plate (19), the two sides of the balance correcting plate (19) are fixedly connected with a plurality of connecting ropes (20) uniformly distributed along the side wall of the balance correcting plate (19), and the bottom of the connecting ropes (20) is fixedly connected with a heavy plumb (21), the bottom of the balance correction plate (19) is fixedly connected with a plurality of uniformly distributed pressure probes (22).
3. The machine tool of claim 2, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: one end of the rotating shaft (16) is fixedly connected with a rotating handle (23), and an elastic clamping jaw (24) is rotatably connected to the side wall of the hanging rod (15).
4. The machine tool of claim 1, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: the cleaning part of the slide rail comprises two fixed supports (25) fixedly connected to the side wall of the air-floating slide rail (2), two fixed supports (25) are rotatably connected with the same transmission screw rod (26), two fixed supports (25) are fixedly connected with the same limit guide rod (27), an installation rod (28) is fixedly connected to the side wall of the air-floating slide rail (2), one end of the installation rod (28) is fixedly connected with a transmission motor (29), the output end of the transmission motor (29) is in driving connection with a transmission shaft (30), one end of the transmission shaft (30) is fixedly connected with one end of the transmission screw rod (26), a movable sleeve rod (31) is sleeved on the limit guide rod (27) in a sliding manner, one end of the movable sleeve rod (31) is fixedly connected with a threaded sleeve (32), and the threaded sleeve (32) is in threaded connection with the transmission screw rod (26), and the other end of the movable sleeve rod (31) is provided with a wiping unit for wiping the surface of the slide rail.
5. The machine tool of claim 4, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: the cleaning unit comprises a rotating connection rod (33) connected to the top of the movable sleeve rod (31), a mounting frame (34) fixedly connected to one side of the cleaning rod (33), a cotton wool cleaning pad (35) is arranged in the mounting frame (34), a plurality of cleaning agent storage bottles (36) are fixedly connected to the other side of the cleaning rod (33), a dropper (37) is fixedly connected to the bottom of each cleaning agent storage bottle (36), and two ends of the dropper (37) are respectively communicated with the cleaning agent storage bottles (36) and the mounting frame (34) in an internal mode.
6. The machine tool of claim 4, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: the side wall of the movable loop bar (31) is fixedly connected with a supporting plate (41), and the top of the supporting plate (41) is fixedly connected with a cleaning air blower (42).
7. The machine tool of claim 5, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: the both sides of installing frame (34) all are provided with mounting panel (38), a plurality of spacing contact pins of fixedly connected with (39) on the lateral wall of mounting panel (38), a plurality of jacks have all been seted up to the both sides of installing frame (34), the one end of spacing contact pin (39) is run through the jack and is extended to inside absorbent cotton cleaning pad (35).
8. The machine tool of claim 7, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: fixedly connected with shadoof (43) on the lateral wall of mounting panel (38), the equal sliding connection in both sides of installing frame (34) has two spacing sliding sleeve (40), is located homonymy two spacing sliding sleeve (40) all with mounting panel (38) looks adaptation.
9. The machine tool of claim 1, wherein the base is adjustable in elevation to form a three-coordinate measuring machine for machine manufacturing, the three-coordinate measuring machine comprising: the top of the working platform (1) is connected with an electric push rod (6) in a sliding mode, and the top end of the electric push rod (6) is fixedly connected to the bottom of the measuring needle assembly (5).
CN202110476446.1A 2021-04-29 2021-04-29 Base lift adjustable three-dimensional measuring machine for machine-building Active CN113405495B (en)

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