CN114623789B - Multifunctional three-dimensional coordinate measuring machine - Google Patents
Multifunctional three-dimensional coordinate measuring machine Download PDFInfo
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- CN114623789B CN114623789B CN202210529761.0A CN202210529761A CN114623789B CN 114623789 B CN114623789 B CN 114623789B CN 202210529761 A CN202210529761 A CN 202210529761A CN 114623789 B CN114623789 B CN 114623789B
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- guide rail
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- column
- dimensional coordinate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
- G01B11/005—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates coordinate measuring machines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
- G01B21/042—Calibration or calibration artifacts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
- G01B21/047—Accessories, e.g. for positioning, for tool-setting, for measuring probes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention provides a multifunctional three-dimensional coordinate measuring machine, which comprises a bottom box, wherein a workbench is installed at the top end of the bottom box, a Y-direction guide rail is horizontally arranged on one side of the workbench, supporting legs are respectively arranged at two ends of the Y-direction guide rail, the bottom ends of the supporting legs and the bottom box are respectively connected with a balance adjusting structure, a balance measuring structure is arranged at the lower end part of the bottom box, and the balance adjusting structure is connected with the balance measuring structure; the upper end of workstation is provided with the carriage, is provided with the post of carrying on the carriage, and the bottom of carrying on the post is provided with the three-dimensional organism, and the top of carrying on the post still is connected with balanced regulation structure. The multifunctional three-dimensional coordinate measuring machine provided by the invention avoids the problem that the X-direction cross beam is subjected to large friction force when the existing three-dimensional coordinate measuring machine is used, reduces the abrasion loss and prolongs the service life.
Description
Technical Field
The invention relates to the field of three-dimensional coordinate measuring machines, in particular to a multifunctional three-dimensional coordinate measuring machine.
Background
The three-coordinate measuring machine is a multi-angle size measuring device for measuring and obtaining the size data of a workpiece, one machine can replace various surface measuring tools and expensive combined gauges to finish size measurement, and the three-coordinate measuring machine is equivalent to integrating the functions of various surface measuring tools and expensive combined gauges and is multifunctional measuring equipment.
However, the existing three-dimensional coordinate measuring machine has certain disadvantages to be improved when in use, such as:
(1) The gravity of the carrying upright column is completely applied to the X-direction cross beam, so that when the carrying upright column moves along the X-direction cross beam, the friction force applied to the X-direction cross beam is large, and the abrasion is serious;
(2) In addition, the balance of the measuring machine cannot be adjusted, and the measuring machine used in an unbalanced state can also cause burden to the Y-direction main upright post, the Y-direction auxiliary upright post and the X-direction cross beam, so that the service life is shortened;
(3) For some rock movement observation work under shallow water, such as rock movement observation work of coal mining under the water of the Weishan lake, the measurement of three-dimensional coordinates under the water is difficult;
in summary, the present invention provides a three-dimensional coordinate measuring device, so as to solve the above technical problems according to the practical application situation.
Disclosure of Invention
The invention mainly aims to provide a multifunctional three-dimensional coordinate measuring machine, which can effectively solve the technical problem that the X-direction cross beam is subjected to large friction force when the existing three-dimensional coordinate measuring machine in the background art is used, reduce the abrasion loss and prolong the service life.
A multifunctional three-dimensional coordinate measuring machine comprises a bottom box, wherein a workbench is installed at the top end of the bottom box, a Y-direction guide rail is horizontally arranged on one side of the workbench, supporting legs are respectively arranged below two ends of the Y-direction guide rail, the bottom ends of the supporting legs and the bottom box are respectively connected with a balance adjusting structure, a balance measuring structure is arranged at the lower end part of the bottom box, and the balance adjusting structure is connected with the balance measuring structure;
the upper end of workstation is provided with the carriage, be provided with the post of carrying on the carriage, the bottom of carrying on the post is provided with the three-coordinate organism, the top of carrying on the post still with the balance adjustment structural connection.
The balance adjusting structure comprises a support, a lower adjusting assembly connected with the bottom box and an upper adjusting assembly connected with the three-coordinate machine body, and the lower adjusting assembly and the upper adjusting assembly are respectively arranged on the support;
the lower adjusting assembly comprises a first hydraulic cylinder and a second hydraulic cylinder, the first hydraulic cylinder and the second hydraulic cylinder are respectively arranged at the bottom ends of the two supporting legs, the second hydraulic cylinders are arranged on two sides of the bottom end of the bottom box, the first hydraulic cylinder and the second hydraulic cylinder are both connected to a controller, and the controller is connected with the balance measuring structure;
the first hydraulic cylinder and the second hydraulic cylinder are respectively connected with a liquid cylinder through pipelines.
The balance measuring structure comprises a balance ruler arranged at the lower end part of the bottom box, the balance ruler comprises an L-shaped box body, a top cover 61 sealed at the top end opening of the box body 6, liquid arranged in the box body and a waterproof pressure sensor arranged at the lower end of the liquid, and the box body is clamped on two adjacent side surfaces of the bottom box;
waterproof type pressure sensor has threely, and sets up respectively the both ends of box body, corner position, waterproof type pressure sensor pass through the wire with the controller is connected, and wire 62 passes top cap 61.
The upper adjusting assembly comprises a third hydraulic cylinder arranged on the support, a lifting rod connected with the top end of the third hydraulic cylinder, a cross column arranged perpendicular to the middle of the lifting rod, and a support wheel arranged on the cross column in a sliding manner, guide columns are respectively arranged at two ends of the lifting rod, the guide columns are arranged on the support in a vertically sliding manner, and the third hydraulic cylinder is connected with the liquid cylinder through a second pipeline;
the top portion card of supporting wheel is equipped with U type pole, the opening of U type pole sets up down, the both ends of U type pole are connected with the top of carrying the stand.
The supporting wheels comprise rotating wheels sleeved on the transverse columns, annular air bags sleeved on the outer sides of the rotating wheels, a plurality of supporting blocks arranged on the outer side surfaces of the annular air bags in an annular array mode, a plurality of telescopic columns which are arranged on the side surfaces of two ends of the rotating wheels in an annular array mode respectively and vertically, and fixing seats arranged on two end surfaces of the supporting blocks respectively, wherein the telescopic columns can penetrate through the fixing seats in a sliding mode;
the annular air bag is glued to the side face of the rotating wheel, and the supporting block is glued to the outer side face of the annular air bag.
The bottom of three-coordinate machine body is provided with Z to the guide rail, measuring probe is installed to the bottom of Z to the guide rail, measuring probe's the outside is provided with the subassembly of making a video recording one, Z is connected with the subassembly of making a video recording to the guide rail.
The first camera shooting assembly comprises a protective sleeve sleeved outside the measuring probe, a cover plate arranged at an opening at the top end of the protective sleeve and a first high-definition camera penetrating through the outer side of the protective sleeve, and the Z-direction guide rail penetrates through the cover plate and is connected with the cover plate through a threaded part arranged on the outer side of the Z-direction guide rail; the protective sleeve is made of transparent glass.
The camera shooting assembly II further comprises a connecting disc, a connecting ring and a high-definition camera II, wherein the connecting ring and the connecting disc are connected through telescopic rods, the A angle rotating shaft at the bottom end of the connecting disc is arranged at the A angle rotating shaft at the bottom end of the connecting disc, the fixing block and the top end of the A angle rotating shaft are connected with the B angle rotating shaft connected with the fixing block, the bottom end of the B angle rotating shaft is provided with the high-definition camera II through ribs, and the connecting ring is sleeved on the outer ring of the Z-direction guide rail through a bearing.
The angle A rotating shaft is movably connected with the connecting disc, the angle A is a rotating angle in the horizontal plane around the circle center of the connecting disc, the rotating range of the angle A is-180 degrees to 180 degrees, the front end and the rear end of the top surface of the angle B rotating shaft are fixedly connected with the bottom surface of the angle A rotating shaft, the angle B is a pitch angle, the rotating range of the angle B is 0 degree to 90 degrees, and the amplifying camera and the ruby ball of the measuring probe are located in the same horizontal plane.
The carriage includes that slidable sets up Y is in to the head tree to the Y on guide rail top, the top of workstation just keeps away from Y is installed Y to the auxiliary stand to one side of head tree, Y to the head tree with Y installs an X to the crossbeam between to the top of auxiliary stand, X is provided with to slidable on the crossbeam carry on the stand.
As a further scheme of the invention, the Y-direction main upright column and the Y-direction auxiliary upright column are both vertical to the workbench, and the Y-direction main upright column and the Y-direction auxiliary upright column are positioned on the same straight line.
Compared with the prior art, the invention has the following beneficial effects:
(1) The scheme is provided with a balance measurement structure, when a measuring machine is unbalanced, the phenomenon of unbalanced liquid level in the box body can be generated inevitably, the box body is of an L-shaped structure, the lower end of the liquid level is provided with a waterproof pressure sensor, the unbalanced liquid level inevitably causes different water pressures at the same depth, corresponding pressure readings in the three pressure sensors can be read out through a sensor instrument, when the pressures are different, the adjustment assembly works under the coordination, the telescopic motion of the hydraulic cylinder I and the hydraulic cylinder II is adjusted through the controller, so that the supporting legs and the bottom box are kept balanced, the defect that the Y-direction auxiliary stand column, the X-direction cross beam and the Z-direction guide rail are stressed in a single direction is avoided, and the burden is relieved;
(2) The upper adjusting assembly is arranged in the scheme, when the carrying upright post moves along the X-direction cross beam, the U-shaped rod is clamped on the supporting wheel and plays a role of jacking the U-shaped rod upwards under the action of the air bag, the U-shaped rod applies an upward force to the carrying upright post, the gravity applied to the joint of the X-direction cross beam and the carrying upright post is reduced, the friction force applied to the X-direction cross beam when the carrying upright post moves along the X-direction cross beam is reduced, and the abrasion of the X-direction cross beam is reduced;
(3) The supporting wheel that sets up in this scheme under the effect of external force, can slide along the spreader, and its structure has following several effects:
the telescopic columns are arranged on the rotating wheel, so that the air bags and the supporting blocks are favorably separated and blocked, and the flexible air bags are prevented from being separated from the rotating wheel;
the telescopic column is matched with the fixed seat, so that the supporting block and the fixed seat can move along the length direction of the telescopic column, and a guiding effect is achieved;
thirdly, under the action of external force of the U-shaped rod, the U-shaped rod is abutted against the telescopic column, force is applied to the telescopic column, and the telescopic column drives the rotating wheel to slide, so that the air bag is prevented from being damaged, and the service life of the air bag is greatly prolonged;
fourthly, the supporting wheels are provided with air bags, the buoyancy of the air bags under water is large, the effect of supporting the U-shaped rods is indirectly achieved, and the carrying upright posts receive upward acting force;
(4) Through the action of the two high-definition waterproof cameras, the detection situations inside and outside the measuring probe in the water body can be observed, and the measuring precision is improved;
in addition, when the calibration of the measuring probe is carried out, the connecting disc is pushed to enable the connecting ring to rotate around the Z-direction guide rail, the A-angle rotating shaft and the B-angle rotating shaft are rotated, the positions of the high-definition cameras are matched with each other to adjust, the high-definition cameras are enabled to be right aligned to the ruby balls of the measuring probe, when the ruby balls of the measuring probe are in contact with the standard balls or the workpiece, two pairs of contact pictures of the high-definition cameras are amplified and displayed on a display screen of a computer, the relative positions of the ruby balls of the measuring probe and the standard balls or the workpiece can be observed conveniently, and errors caused by direct observation of human eyes are reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of a measuring machine in the embodiment of the present invention.
FIG. 2 is a front view of a measuring machine in an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a balance adjustment structure in an embodiment of the present invention.
Fig. 4 is a front view of a balance adjusting structure in an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a support wheel in an embodiment of the invention.
Fig. 6 is a front view of a support wheel in an embodiment of the invention.
Fig. 7 is a schematic structural diagram of a first camera module according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a balance measurement structure according to an embodiment of the present invention.
Fig. 9 is a schematic structural diagram of a second camera module in the embodiment of the present invention.
In the figure: 1. a bottom case; 2. a work table; 3. a Y-direction guide rail; 4. a support leg; 5. a first hydraulic cylinder; 51. a second hydraulic cylinder; 6. a case body; 61. a top cover; 62. a wire; 7. a Y-direction main upright post; 8. a Y-direction auxiliary upright post; 9. an X-direction beam; 10. a Z-direction guide rail; 101. a cover plate; 102. a protective sleeve; 103. a high-definition camera I; 11. a second camera component; 12. a support; 121. a first pipeline; 122. a second pipeline; 123. a liquid cylinder; 124. a hydraulic cylinder III; 125. a lifting rod; 126. a guide post; 127. a cross post; 13. carrying a stand column; 131. a U-shaped rod; 14. a support wheel; 141. a rotating wheel; 142. an annular air bag; 143. a support block; 144. a fixed seat; 145. a telescopic column; 15. a measuring probe; 16. connecting the disc; 17. a telescopic rod; 18. a connecting ring; 19. a angle rotating shaft; 191. a fixed block; 20. b, an angle rotating shaft; 201. a rib; 21. a second high-definition camera; 22. a carriage; 23. and (4) balancing the measuring structure.
Detailed Description
In order to make the technical features of the present solution clearer, the present solution is explained by the following embodiments.
Referring to fig. 1-9, a multifunctional three-dimensional coordinate measuring machine comprises a bottom case 1, a worktable 2 is installed at the top end of the bottom case 1, a Y-guide rail 3 is horizontally arranged at one side of the worktable 2, two ends of the Y-guide rail 3 are respectively provided with a supporting leg 4, the bottom ends of the supporting leg 4 and the bottom case 1 are respectively connected with a balance adjusting structure, a balance measuring structure 23 is arranged at the lower end of the bottom case 1, and the balance adjusting structure is connected with the balance measuring structure 23;
the upper end of workstation 2 is provided with carriage 22, is provided with on carriage 22 and carries on stand 13, and the bottom of carrying on stand 13 is provided with the three-coordinate machine body, carries on the top of stand 13 still to be connected with the balance adjustment structure.
The balance adjusting structure comprises a bracket 12, a lower adjusting component connected with the bottom box 1 and an upper adjusting component connected with the three-coordinate machine body, wherein the lower adjusting component and the upper adjusting component are respectively arranged on the bracket 12;
the lower adjusting assembly comprises a first hydraulic cylinder 5 and a second hydraulic cylinder 51, the first hydraulic cylinder 5 and the second hydraulic cylinder 51 are respectively arranged at the bottom ends of the two supporting legs 4, the two hydraulic cylinders are arranged on two sides of the bottom end of the bottom box 1, the first hydraulic cylinder 5 and the second hydraulic cylinder 51 are both connected to a controller, and the controller is connected with the balance measuring structure 23;
the first hydraulic cylinder 5 and the second hydraulic cylinder 51 are respectively connected with a liquid cylinder 123 through a first pipeline 121.
The balance measuring structure 23 comprises a balance ruler arranged at the lower end part of the bottom box 1, the balance ruler comprises an L-shaped box body 6, a top cover 61 for closing an opening at the top end of the box body 6, liquid arranged in the box body 6 and a waterproof pressure sensor arranged at the lower end of the liquid, and the box body 6 is clamped on two adjacent side surfaces of the bottom box 1;
waterproof type pressure sensor has three, and sets up respectively at the both ends of box body 6, corner position, and waterproof type pressure sensor passes through wire 62 and is connected with the controller, and wire 62 passes top cap 61.
The upper adjusting assembly comprises a third hydraulic cylinder 124 arranged on the bracket 12, a lifting rod 125 connected with the top end of the third hydraulic cylinder 124, a cross column 127 arranged perpendicular to the middle part of the lifting rod 125, and a supporting wheel 14 arranged on the cross column 127 in a sliding manner, two ends of the lifting rod 125 are respectively provided with a guide post 126, the guide posts 126 are arranged on the bracket 12 in a vertically sliding manner, and the third hydraulic cylinder 124 is connected with the liquid cylinder 123 through a second pipeline 122;
the top end of the supporting wheel 14 is engaged with a U-shaped rod 131, the opening of the U-shaped rod 131 is downward, and both ends of the U-shaped rod 131 are connected with the top end of the carrying upright 13.
The supporting wheel 14 comprises a rotating wheel 141 sleeved on the transverse column 127, an annular air bag 142 sleeved on the outer side of the rotating wheel 141, a plurality of supporting blocks 143 arranged on the outer side surface of the annular air bag 142 in an annular array, a plurality of telescopic columns 145 arranged on the side surfaces of two ends of the rotating wheel 141 respectively in an annular array, and fixing seats 144 arranged on two end surfaces of the supporting blocks 143 respectively, wherein the telescopic columns 145 can penetrate through the fixing seats 144 in a sliding manner;
the annular air bag 142 is glued on the side surface of the runner 141, and the supporting block 143 is glued on the outer side surface of the annular air bag 142.
Preferably, one end of the telescopic column 145 is provided with an external thread and is connected with the rotating wheel 141 through the external thread, so that the telescopic column is convenient to mount and dismount.
The bottom end of the three-coordinate machine body is provided with a Z-direction guide rail 10, the bottom end of the Z-direction guide rail 10 is provided with a measuring probe 15, the outer side of the measuring probe 15 is provided with a first camera shooting assembly, and the Z-direction guide rail 10 is connected with a second camera shooting assembly 11.
The first camera shooting assembly comprises a protective sleeve 102, a cover plate 101 and a first high-definition camera 103, wherein the protective sleeve 102 is sleeved on the outer side of the measuring probe 15, the cover plate 101 is arranged at an opening at the top end of the protective sleeve 102, the first high-definition camera penetrates through the outer side of the protective sleeve 102, and the Z-direction guide rail 10 penetrates through the cover plate 101 and is connected with the cover plate 101 through a thread part arranged on the outer side of the Z-direction guide rail; the protection sleeve 102 is made of transparent glass.
The second camera shooting assembly 11 further comprises a connecting disc 16, a connecting ring 18 connected with the connecting disc 16 through an expansion rod 17, an A-angle rotating shaft 19 arranged at the bottom end of the connecting disc 16, a fixing block 191 arranged at the bottom end of the A-angle rotating shaft 19, and a B-angle rotating shaft 20 connected with the fixing block 191 at the top end, wherein a second high-definition camera 21 is installed at the bottom end of the B-angle rotating shaft 20 through a rib 201, and the connecting ring 18 is sleeved on the outer ring of the Z-direction guide rail 10 through a bearing.
The A-angle rotating shaft 19 is movably connected with the connecting disc 16, the A-angle is a rotating angle which is around the circle center of the connecting disc 16 and is in a horizontal plane, the rotating range of the A-angle is-180 degrees to 180 degrees, the front end and the rear end of the top surface of the B-angle rotating shaft 20 are fixedly connected with the bottom surface of the A-angle rotating shaft 19, the B-angle is a pitch angle, the rotating range of the B-angle is 0 degree to 90 degrees, and the amplifying camera and the ruby ball of the measuring probe 15 are in the same horizontal plane.
The sliding frame 22 comprises a Y-direction main upright post 7 which is arranged at the top end of the Y-direction guide rail 3 in a sliding way, a Y-direction auxiliary upright post 8 is arranged at the top end of the workbench 2 and at one side far away from the Y-direction main upright post 7, an X-direction cross beam 9 is arranged between the top ends of the Y-direction main upright post 7 and the Y-direction auxiliary upright post 8, and a carrying upright post 13 is arranged on the X-direction cross beam 9 in a sliding way.
As a further scheme of the invention, the Y-direction main upright post 7 and the Y-direction auxiliary upright post 8 are both vertical to the workbench 2, and the Y-direction main upright post 7 and the Y-direction auxiliary upright post 8 are on the same straight line.
Preferably, the main Y-pillar 7 is connected to a first actuating device, which may be an electric push rod or a reciprocating mechanical device, and will not be described in detail herein.
Preferably, the carrying upright 13 is connected to a second power mechanism, which may be an electric push rod or a reciprocating mechanical structure, and will not be described in detail herein.
The specific working process of the invention is as follows:
when the device is used, a computer is required to be connected externally and the device is matched with a corresponding system to operate, a measuring machine is placed at a proper position, the readings in the sensor instruments are observed, if the readings of the three sensor instruments are inconsistent, the measuring machine is not balanced, the liquid level in the box body 6 is also not balanced necessarily, as the box body 6 is of an L-shaped structure and the lower end of the liquid level is provided with a waterproof pressure sensor, the imbalance of the liquid level inevitably causes different water pressures at the same depth, when the pressures are different, the adjusting assembly works in a matched mode, the telescopic motion of the hydraulic cylinder I5 and the hydraulic cylinder II 51 is adjusted through the controller, so that the supporting legs 4 and the bottom box 1 are kept balanced, the defect that the Y-direction auxiliary upright post 8, the X-direction cross beam 9 and the Z-direction guide rail 10 are stressed on one side is avoided, and the burden is reduced;
specifically, three pressure sensors of the waterproof type are provided, and when an imbalance of the internal liquid level occurs, two situations occur: the first is that the readings of two adjacent pressure sensors are larger, and the other is smaller; the readings of two adjacent pressure sensors are smaller, and the other pressure sensor is larger; the controller can be adjusted according to actual conditions, so that the hydraulic cylinder one 5 and the hydraulic cylinder two 51 can be adjusted adaptively, which is an easy operation and implementation technique for those skilled in the art and will not be described in detail herein;
the upper adjusting assembly is arranged in the scheme, when the carrying upright post 13 moves along the X-direction cross beam 9, the U-shaped rod 131 is clamped on the supporting wheel 14 and plays a role of jacking the U-shaped rod 131 upwards under the action of the annular air bag 142, the U-shaped rod 131 applies an upward force to the carrying upright post 13, the gravity applied to the joint of the X-direction cross beam 9 and the carrying upright post 13 is reduced, the friction force applied to the X-direction cross beam 9 when the carrying upright post 13 moves along the X-direction cross beam 9 is reduced, and the abrasion of the X-direction cross beam 9 is reduced;
when the supporting wheel 14 is used, the inner bottom surface of the U-shaped rod 131 is clamped at the upper end part of the supporting block 143, then the telescopic column 145 is installed, the telescopic column 145 penetrates through the fixed seat 144 and is connected with the outer side of the rotating wheel 141, and the annular air bag 142 is inflated at the moment because the U-shaped rod 131 is connected with the carrying upright column 13 until the U-shaped rod 131 can be jacked up by the annular air bag 142;
the detection conditions inside and outside the measuring probe 15 in the water body can be observed through the action of the two high-definition waterproof cameras, so that the measurement precision is improved, and the protective sleeve 102 is arranged and has a waterproof function;
in addition, when the measuring probe 15 is checked, the connecting disc 16 is pushed to enable the connecting ring 18 to rotate around the Z-direction guide rail 10, the A-angle rotating shaft 19 and the B-angle rotating shaft 20 are rotated to be matched with each other to adjust the position of the high-definition camera II 21, the high-definition camera II 21 is enabled to be opposite to the ruby ball of the measuring probe 15, when the ruby ball of the measuring probe 15 is in contact with a standard ball or a workpiece, a contact picture is amplified by the high-definition camera II 21 and displayed on a display screen of a computer, the relative position of the ruby ball of the measuring probe 15 and the standard ball or the workpiece is convenient to observe, and errors caused by direct observation of human eyes are reduced;
specifically, a standard ball for checking the measuring probe 15 is installed on the workbench 2, the connecting disc 16 is pushed to enable the second high-definition camera 21 to rotate around the Z-direction guide rail 10, the A-angle rotating shaft 19 and the B-angle rotating shaft 20 are rotated to adjust the position of the second high-definition camera 21 in a matched mode, the second high-definition camera 21 is enabled to face the ruby ball of the measuring probe 15, corresponding checking parameters are set through a computer, the measuring machine is started to check, when the ruby ball of the measuring probe 15 contacts with the standard ball, the contact picture is amplified through the second high-definition camera 21 and displayed on a display screen of the computer, the relative position of the ruby ball and the standard ball of the measuring probe 15 is conveniently observed, after checking is completed, the standard ball is taken down, a workpiece to be measured is installed on the workbench 2, detection parameters are set through the computer, and the measuring machine is started to measure the size of the workpiece.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A multifunctional three-dimensional coordinate measuring machine is characterized by comprising a bottom box (1), wherein a workbench (2) is installed at the top end of the bottom box (1), a Y-direction guide rail (3) is horizontally arranged on one side of the workbench (2), supporting legs (4) are respectively arranged below two ends of the Y-direction guide rail (3), the bottom ends of the supporting legs (4) and the bottom box (1) are respectively connected with a balance adjusting structure, a balance measuring structure (23) is arranged at the lower end part of the bottom box (1), and the balance adjusting structure is connected with the balance measuring structure (23);
a sliding frame (22) is arranged at the upper end of the workbench (2), a carrying upright column (13) is arranged on the sliding frame (22), a three-coordinate machine body is arranged at the bottom end of the carrying upright column (13), and the top end of the carrying upright column (13) is also connected with the balance adjusting structure;
the balance adjusting structure comprises a support (12), a lower adjusting assembly connected with the bottom box (1) and an upper adjusting assembly connected with the three-coordinate machine body, wherein the lower adjusting assembly and the upper adjusting assembly are respectively arranged on the support (12); the lower adjusting assembly comprises a first hydraulic cylinder (5) and a second hydraulic cylinder (51), the first hydraulic cylinder (5) and the second hydraulic cylinder (51) are respectively arranged at the bottom ends of the two supporting legs (4), the second hydraulic cylinders are arranged on two sides of the bottom end of the bottom box (1), the first hydraulic cylinder (5) and the second hydraulic cylinder (51) are both connected to a controller, and the controller is connected with the balance measuring structure (23);
the first hydraulic cylinder (5) and the second hydraulic cylinder (51) are respectively connected with a liquid cylinder (123) through a first pipeline (121);
the balance measuring structure (23) comprises a balance ruler arranged at the lower end part of the bottom box (1), the balance ruler comprises an L-shaped box body (6), a top cover (61) sealed at the top end opening of the box body (6), liquid arranged in the box body (6) and a waterproof pressure sensor arranged at the lower end of the liquid, and the box body (6) is clamped on two adjacent side surfaces of the bottom box (1);
the three waterproof pressure sensors are respectively arranged at two ends and corner positions of the box body (6), the waterproof pressure sensors are connected with the controller through wires (62), and the wires (62) penetrate through the top cover (61);
the upper adjusting assembly comprises a third hydraulic cylinder (124) arranged on the support (12), a lifting rod (125) connected with the top end of the third hydraulic cylinder (124), a cross column (127) perpendicular to the middle of the lifting rod (125) and a supporting wheel (14) slidably arranged on the cross column (127), guide posts (126) are respectively arranged at two ends of the lifting rod (125), the guide posts (126) are arranged on the support (12) in a vertically sliding manner, and the third hydraulic cylinder (124) is connected with a liquid cylinder (123) through a second pipeline (122);
the top end portion of supporting wheel (14) card is equipped with U type pole (131), the opening of U type pole (131) sets up downwards, the both ends of U type pole (131) are connected with the top of carrying on stand (13).
2. The multifunctional three-dimensional coordinate measuring machine according to claim 1, wherein the supporting wheel (14) comprises a rotating wheel (141) sleeved on the transverse column (127), an annular air bag (142) sleeved outside the rotating wheel (141), a plurality of supporting blocks (143) arranged on the outer side surface of the annular air bag (142) in an annular array, a plurality of telescopic columns (145) respectively vertically arranged on the side surfaces of two ends of the rotating wheel (141) in an annular array, and fixing seats (144) respectively arranged on two end surfaces of the supporting blocks (143), wherein the telescopic columns (145) can slidably pass through the fixing seats (144);
the annular air bag (142) is glued on the side surface of the rotating wheel (141), and the supporting block (143) is glued on the outer side surface of the annular air bag (142).
3. The multifunctional three-dimensional coordinate measuring machine as claimed in claim 1, wherein a Z-direction guide rail (10) is arranged at the bottom end of the three-dimensional coordinate measuring machine body, a measuring probe (15) is mounted at the bottom end of the Z-direction guide rail (10), a first camera shooting component is arranged on the outer side of the measuring probe (15), and a second camera shooting component (11) is connected to the Z-direction guide rail (10).
4. The multifunctional three-dimensional coordinate measuring machine as claimed in claim 3, wherein the first camera assembly comprises a protective sleeve (102) arranged outside the measuring probe (15), a cover plate (101) arranged at the top opening of the protective sleeve (102), and a first high-definition camera (103) penetrating through the outer side of the protective sleeve (102), wherein the Z-directional guide rail (10) penetrates through the cover plate (101) and is connected with the cover plate (101) through a threaded portion arranged at the outer side of the Z-directional guide rail; the protective sleeve (102) is made of transparent glass materials.
5. The multifunctional three-dimensional coordinate measuring machine according to claim 4, wherein the second camera shooting assembly (11) further comprises a connecting disc (16), a connecting ring (18) connected with the connecting disc (16) through a telescopic rod (17), an A-angle rotating shaft (19) arranged at the bottom end of the connecting disc (16), a fixing block (191) arranged at the bottom end of the A-angle rotating shaft (19), and a B-angle rotating shaft (20) with the top end connected with the fixing block (191), wherein a second high-definition camera (21) is installed at the bottom end of the B-angle rotating shaft (20) through a rib (201), and the connecting ring (18) is sleeved on the outer ring of the Z-direction guide rail (10) through a bearing.
6. The multifunctional three-dimensional coordinate measuring machine according to claim 1, wherein the sliding frame (22) comprises a Y-directional main column (7) slidably disposed at the top end of the Y-directional guide rail (3), a Y-directional sub column (8) is installed at the top end of the workbench (2) and at the side far away from the Y-directional main column (7), an X-directional cross beam (9) is installed between the Y-directional main column (7) and the top end of the Y-directional sub column (8), and the carrying column (13) is slidably disposed on the X-directional cross beam (9).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210529761.0A CN114623789B (en) | 2022-05-16 | 2022-05-16 | Multifunctional three-dimensional coordinate measuring machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210529761.0A CN114623789B (en) | 2022-05-16 | 2022-05-16 | Multifunctional three-dimensional coordinate measuring machine |
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| CN114623789A CN114623789A (en) | 2022-06-14 |
| CN114623789B true CN114623789B (en) | 2023-01-10 |
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| CN202210529761.0A Active CN114623789B (en) | 2022-05-16 | 2022-05-16 | Multifunctional three-dimensional coordinate measuring machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116858151B (en) * | 2023-09-05 | 2023-12-12 | 西安德普赛科计量设备有限责任公司 | Protection mechanism for auxiliary supporting leg of three-coordinate measuring machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1073521A (en) * | 1991-09-30 | 1993-06-23 | 株式会社三丰 | Simple three-eimensional measuring |
| CN204233101U (en) * | 2014-11-19 | 2015-04-01 | 上海市计量测试技术研究院 | A kind of assay device of contact applanation tonometer |
| CN106643600A (en) * | 2016-11-30 | 2017-05-10 | 大连计量检测中心有限公司 | Multifunctional intelligent coordinate detector |
| CN109323673A (en) * | 2018-10-26 | 2019-02-12 | 河南朗博校准检测有限公司 | A kind of combined three-coordinate measuring instrument |
| CN113405495A (en) * | 2021-04-29 | 2021-09-17 | 湖南工业职业技术学院 | Three-coordinate measuring machine with adjustable base lifting for machine manufacturing |
-
2022
- 2022-05-16 CN CN202210529761.0A patent/CN114623789B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1073521A (en) * | 1991-09-30 | 1993-06-23 | 株式会社三丰 | Simple three-eimensional measuring |
| CN204233101U (en) * | 2014-11-19 | 2015-04-01 | 上海市计量测试技术研究院 | A kind of assay device of contact applanation tonometer |
| CN106643600A (en) * | 2016-11-30 | 2017-05-10 | 大连计量检测中心有限公司 | Multifunctional intelligent coordinate detector |
| CN109323673A (en) * | 2018-10-26 | 2019-02-12 | 河南朗博校准检测有限公司 | A kind of combined three-coordinate measuring instrument |
| CN113405495A (en) * | 2021-04-29 | 2021-09-17 | 湖南工业职业技术学院 | Three-coordinate measuring machine with adjustable base lifting for machine manufacturing |
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| CN114623789A (en) | 2022-06-14 |
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