CN110030958B - Detection head mounting base of three-coordinate measuring instrument - Google Patents
Detection head mounting base of three-coordinate measuring instrument Download PDFInfo
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- CN110030958B CN110030958B CN201810030346.4A CN201810030346A CN110030958B CN 110030958 B CN110030958 B CN 110030958B CN 201810030346 A CN201810030346 A CN 201810030346A CN 110030958 B CN110030958 B CN 110030958B
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- sleeve
- detection head
- clamping plate
- clamping
- coordinate measuring
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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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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to the technical field of measuring equipment, in particular to a detection head mounting seat of a three-coordinate measuring instrument, which comprises a mounting seat, wherein the bottom of the mounting seat is tightly attached to a detection head main body, a tapered hole is arranged in the mounting seat, one end with a smaller diameter of the tapered hole is arranged close to the detection head main body, a sleeve is inserted in the tapered hole, a plurality of strip-shaped clamping grooves are uniformly distributed on the side surface of the sleeve along the circumferential direction, and clamping blocks are slidably arranged in the clamping grooves; the clamping block comprises an I-shaped clamping plate, the clamping plate is clamped in the clamping groove, the two sides of the clamping plate are both connected with the extrusion plates in a sliding mode, the extrusion plates are tightly attached to the inner wall of the sleeve, and a plurality of extrusion springs are connected between the extrusion plates and the clamping plate.
Description
Technical Field
The invention relates to the technical field of measuring equipment, in particular to a detection head mounting base of a three-coordinate measuring instrument.
Background
A three-dimensional measuring instrument is an instrument that measures by taking points three-dimensionally, and may also be called a three-dimensional measuring machine, a three-dimensional measuring instrument. The measurement principle of the three-coordinate measuring instrument is as follows: through the matching of the detection head (detection sensor) and the movement of the measurement space axis, discrete space point positions of the measured geometric elements are obtained, then through certain mathematical calculation, the analysis and fitting of the measured points (point groups) are completed, the measured geometric elements are finally restored, and the deviation between the measured geometric elements and a theoretical value (nominal value) is calculated on the basis, so that the inspection work of the measured parts is completed.
The three-coordinate measuring instrument mainly comprises a host machine mechanical system (X, Y, Z three-axis and the like), a detection head system, an electrical control hardware system and a data processing software system (measuring software). The detection head system is arranged on a host machine mechanical system and can move in a three-dimensional space under the control of an electrical control hardware system, so that the detected geometric elements can be detected in all directions, and the obtained detection result is transmitted to a data processing software system for processing. The existing mounting seat for installing the detection head on a host machine mechanical system is shown in the attached figure 1, a measuring head rod of the detection head is inserted into a central circular hole, and then the mounting seat is pressed through rotating a screw so as to fix the measuring head rod, and the structure has the defects that: because the mounting seat is pressed through the unilateral rotation screw, the mutual perpendicularity between the detection head and the working table surface cannot be ensured.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a detection head mounting seat of a three-coordinate measuring instrument.
In order to achieve the purpose, the invention adopts the following technical scheme:
the detection head mounting seat of the three-coordinate measuring instrument comprises a mounting seat, wherein the bottom of the mounting seat is tightly attached to a detection head main body, a tapered hole is formed in the mounting seat, one end with the smaller diameter of the tapered hole is arranged close to the detection head main body, a sleeve is inserted in the tapered hole, a plurality of strip-shaped clamping grooves are uniformly distributed in the side surface of the sleeve along the circumferential direction, and clamping blocks are slidably mounted in the clamping grooves;
the clamping block comprises an I-shaped clamping plate, the clamping plate is clamped in the clamping groove, extrusion plates are connected to two sides of the clamping plate in a sliding mode, the extrusion plates are tightly attached to the inner wall of the sleeve, a plurality of extrusion springs are connected between the extrusion plates and the clamping plate, a pressing strip is connected to one side, located inside the sleeve, of the clamping plate, the pressing strip is tightly attached to the surface of the measuring head rod, a wedge block is arranged on one side, located outside the sleeve, of the clamping plate, and the wedge block is tightly attached to the inner wall of;
the one end that detects the head main part is kept away from to the sleeve is equipped with the external screw thread, install locking nut on the external screw thread.
Preferably, an adjusting seat is arranged at one end, far away from the detection head main body, of the sleeve, a plurality of adjusting screws are uniformly arranged on the adjusting seat along the circumferential direction of the sleeve, the adjusting screws are installed on the adjusting seat in a threaded mode, the end portions of the adjusting screws are connected with an extrusion block, and the extrusion block is arranged close to the surface of the measuring head rod.
Preferably, the pressing strip is a rubber strip, and semicircular lugs are arranged on the pressing strip at equal intervals.
Preferably, one end of the wedge-shaped block is rotatably provided with a pulley.
Preferably, the mounting plate is arranged on each of two sides of the mounting seat, and stepped holes are formed in the mounting plate.
Preferably, an annular groove is formed in one side, away from the detection head main body, of the mounting seat, a gasket is clamped in the groove, the gasket is a spring gasket, and the locking nut is arranged close to the gasket.
The invention provides a detection head mounting seat of a three-coordinate measuring instrument, which has the beneficial effects that: the invention adopts a plurality of clamping blocks to fix the detection head at the same time, has the characteristics of convenient and stable installation, simple structure and easy popularization.
Drawings
Fig. 1 is a schematic structural diagram of a detection head mounting base of a three-coordinate measuring machine according to the present invention;
fig. 2 is a schematic structural diagram of a sleeve of a detection head mounting seat of a three-coordinate measuring machine according to the present invention;
fig. 3 is a schematic structural diagram of a clamping block of a detection head mounting seat of a three-coordinate measuring machine according to the present invention;
fig. 4 is a schematic cross-sectional view of a clamping block of a mounting base of a detection head of a three-coordinate measuring machine according to the present invention.
In the figure: the device comprises a mounting seat 1, a clamping block 2, a stepped hole 3, a tapered hole 4, a locking nut 5, an adjusting screw 6, an extrusion block 7, a measuring head rod 8, a sleeve 9, a gasket 10, a groove 11, a mounting plate 12, a bump 13, a pressing strip 14, a wedge block 15, a clamping plate 16, an extrusion plate 17, a pulley 18, an extrusion spring 19, an adjusting seat 20, an external thread 21, a clamping groove 22 and a detection head main body 23.
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.
Referring to fig. 1-4, a detection head mounting base of a three-coordinate measuring instrument comprises a mounting base 1, mounting plates 12 are arranged on two sides of the mounting base 1, and stepped holes 3 are formed in the mounting plates 12. Detecting head main part 23 is hugged closely to 1 bottom of mount pad, is equipped with bell mouth 4 in the mount pad 1, and the less one end of bell mouth 4 diameter is close to detecting head main part 23 and sets up, and 4 interpolations in bell mouth are equipped with sleeve 9, and sleeve 9's side has the draw-in groove 22 of a plurality of rectangular shapes along the circumferencial direction equipartition, and equal slidable mounting has tight piece 2 of clamp in the draw-in groove 22. The sleeve 9 is matched with the clamping block 2 to fix the detection head, the mounting seat 1 is used for being connected with a mechanical system of a measuring instrument, and the stepped hole 3 is used for conveniently fixing the mounting plate 12.
The clamping block 2 comprises an I-shaped clamping plate 16, the clamping plate 16 is clamped in a clamping groove 22, two sides of the clamping plate 16 are connected with extrusion plates 17 in a sliding mode, the extrusion plates 17 are tightly attached to the inner wall of the sleeve 9, a plurality of extrusion springs 19 are connected between the extrusion plates 17 and the clamping plate 16, one side, located inside the sleeve 9, of the clamping plate 16 is connected with a pressing strip 14, the pressing strip 14 is a rubber strip, and semicircular convex blocks 13 are arranged on the pressing strip 14 at equal intervals. The pressing strip 14 is tightly attached to the surface of the measuring head rod 8, a wedge block 15 is arranged on one side, located outside the sleeve 9, of the clamping plate 16, the wedge block 15 is tightly attached to the inner wall of the conical hole 4, and a pulley 18 is rotatably mounted at one end of the wedge block 15. The layering 14 is used for pressing from both sides tight probe pole 8, and lug 13 is used for increasing frictional force, improves the stability of centre gripping, and stripper plate 17 is used for grasping the inner wall of sleeve 9, and cooperation extrusion spring 19 increases clamping-force, and wedge 15 and bell mouth 4 cooperation provide the extrusion force to sleeve 9 inside when the sleeve inserts the back in the bell mouth 4 to increase the centre gripping effect.
One end of the sleeve 9, which is far away from the detection head main body 23, is provided with an external thread 21, and the locking nut 5 is installed on the external thread 21. One end of the sleeve 9, which is far away from the detection head main body 23, is provided with an adjusting seat 20, a plurality of adjusting screws 6 are uniformly arranged on the adjusting seat 20 along the circumferential direction of the sleeve 9, the adjusting screws 6 are installed on the adjusting seat 20 in a threaded manner, the end part of the adjusting screws is connected with an extrusion block 7, and the extrusion block 7 is arranged close to the surface of the detection head rod 8. Through the locking nut 5 of screwing, can be with sleeve 9 to detecting the extrusion of first main part 23 direction, cooperation mount pad 1 on the bell mouth 4, with the locking of head rod 8, through rotatory adjusting screw 6, can adjust the installation direction of detecting the head from the not equidirectional angle of head rod 8 through the extrusion piece 7 that the tip set up, convenient adjustment.
The side of the mounting seat 1 far away from the detection head main body 23 is provided with an annular groove 11, a gasket 10 is clamped in the groove 11, the gasket 10 is a spring gasket, and the locking nut 5 is arranged close to the gasket 10. Through the spring washer, the clamping force can be increased, and the locking nut 5 is prevented from loosening.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a first mount pad of detection of three-coordinate measuring appearance, includes mount pad (1), its characterized in that: the bottom of the mounting seat (1) is tightly attached to the detection head main body (23), a conical hole (4) is formed in the mounting seat (1), one end, with the smaller diameter, of the conical hole (4) is arranged close to the detection head main body (23), a sleeve (9) is inserted into the conical hole (4), a plurality of strip-shaped clamping grooves (22) are uniformly distributed in the side face of the sleeve (9) along the circumferential direction, and clamping blocks (2) are slidably mounted in the clamping grooves (22);
the clamping block (2) comprises an I-shaped clamping plate (16), the clamping plate (16) is clamped in a clamping groove (22), extrusion plates (17) are connected to two sides of the clamping plate (16) in a sliding mode, the inner walls of the sleeves (9) are tightly attached to the extrusion plates (17), a plurality of extrusion springs (19) are connected between the extrusion plates (17) and the clamping plate (16), a pressing strip (14) is connected to one side, located inside the sleeves (9), of the clamping plate (16), the pressing strip (14) is tightly attached to the surface of the measuring head rod (8), a wedge block (15) is arranged on one side, located outside the sleeves (9), of the clamping plate (16), and the wedge block (15) is tightly attached to the inner wall of the tapered hole (4);
one end, far away from the detection head main body (23), of the sleeve (9) is provided with an external thread (21), and a locking nut (5) is installed on the external thread (21).
2. The probe mounting base of a coordinate measuring machine according to claim 1, wherein: the one end that detects first main part (23) is kept away from in sleeve (9) is equipped with adjusts seat (20), it evenly is equipped with a plurality of adjusting screw (6) along the circumference of sleeve (9) on seat (20) to adjust, adjusting screw (6) screw thread is installed on adjusting seat (20) and end connection has extrusion piece (7), extrusion piece (7) are near survey first pole (8) surface setting.
3. The probe mounting base of a coordinate measuring machine according to claim 1, wherein: the pressing strip (14) is a rubber strip, and semicircular convex blocks (13) are arranged on the pressing strip (14) at equal intervals.
4. The probe mounting base of a coordinate measuring machine according to claim 1, wherein: one end of the wedge-shaped block (15) is rotatably provided with a pulley (18).
5. The probe mounting base of a coordinate measuring machine according to claim 1, wherein: the mounting structure is characterized in that mounting plates (12) are arranged on two sides of the mounting base (1), and stepped holes (3) are formed in the mounting plates (12).
6. The probe mounting base of a coordinate measuring machine according to claim 1, wherein: an annular groove (11) is formed in one side, away from the detection head main body (23), of the mounting seat (1), a gasket (10) is clamped in the groove (11), the gasket (10) is a spring gasket, and the locking nut (5) is arranged close to the gasket (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810030346.4A CN110030958B (en) | 2018-01-12 | 2018-01-12 | Detection head mounting base of three-coordinate measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810030346.4A CN110030958B (en) | 2018-01-12 | 2018-01-12 | Detection head mounting base of three-coordinate measuring instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110030958A CN110030958A (en) | 2019-07-19 |
| CN110030958B true CN110030958B (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810030346.4A Active CN110030958B (en) | 2018-01-12 | 2018-01-12 | Detection head mounting base of three-coordinate measuring instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN110030958B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE343040B (en) * | 1971-02-10 | 1972-02-28 | Uddemann Byggteknik Ab | |
| CN201603775U (en) * | 2009-12-29 | 2010-10-13 | 涿神有色金属加工专用设备有限公司 | Cone head of decoiling machine for aluminum foil mill |
| CN201680826U (en) * | 2010-05-27 | 2010-12-22 | 苏州市仁信精密量仪有限公司 | Detector mounting seat of three-coordinate measuring instrument |
| CN105922033A (en) * | 2016-06-25 | 2016-09-07 | 王燕飞 | Step shaft clamping device |
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2018
- 2018-01-12 CN CN201810030346.4A patent/CN110030958B/en active Active
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| CN110030958A (en) | 2019-07-19 |
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