CN202471005U - Portable coordinate measuring machine swinging joint with balance mechanism - Google Patents
Portable coordinate measuring machine swinging joint with balance mechanism Download PDFInfo
- Publication number
- CN202471005U CN202471005U CN201220121174XU CN201220121174U CN202471005U CN 202471005 U CN202471005 U CN 202471005U CN 201220121174X U CN201220121174X U CN 201220121174XU CN 201220121174 U CN201220121174 U CN 201220121174U CN 202471005 U CN202471005 U CN 202471005U
- Authority
- CN
- China
- Prior art keywords
- seat
- joint seat
- upper joint
- bearing
- hypozygal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a portable coordinate measuring machine swinging joint with a balance mechanism. The portable coordinate measuring machine swinging joint comprises an upper joint seat and a lower joint seat, wherein the upper joint seat and the lower joint seat are connected through a connecting shaft; a torsion spring is sleeved on the connecting shaft; two ends of the torsion spring are respectively clamped with the upper joint seat and the lower joint seat; a first bearing and a second bearing are correspondingly arranged in the upper joint seat and the lower joint seat; an outer ring of the first bearing is in transition fit with the upper joint seat; an inner ring of the first bearing is in transition fit with the connecting shaft; the outer ring of the second bearing is in transition fit with the lower joint seat; the inner ring of the second bearing is in transition fit with the upper joint seat; the connecting shaft and the second bearing are coaxial; a reading head installation plate is arranged at the end of the upper joint seat; a reading head is fixed on the reading head installation plate; a grating disk installation plate is arranged inside the upper joint seat; and a grating disk is fixed on the grating disk installation plate. The portable coordinate measuring machine swinging joint with the balance mechanism has the advantages of high accuracy, small size, convenience for use and the like and can realize gravity balance.
Description
Technical field
The utility model relates to a kind of portable coordinate measurement machine, relates to a kind of portable coordinate measurement machine swinging joint with balanced controls specifically.
Background technology
Portable coordinate measurement machine is a kind of multivariant non-orthogonal coordinate system measuring machine; The coordinate system measuring machine generally has six to 7 degree of freedom; It copies the structure of human hand and arm joint; A series of rod members are coupled together through joint series connection form, have that physical construction is simple, volume is little, in light weight, measurement range is big, flexible, can be at the scene or characteristics such as field survey.Since last century the eighties utility model; Research institution has carried out than extensive studies both at home and abroad; Released Related product, and be applied in fields such as mould design (comprising the mould reverse engineer of Related products such as automobile, motorcycle, plastic products, household appliances, handicraft, toy), the online detection of product quality, ME, aircraft assembling, medical treatment rapidly.
Portable coordinate measurement machine is through obtaining each joint anglec of rotation, obtain gauge head coordinate in base coordinate system through calculated with mathematical model then, therefore, need accurately obtaining the joint anglec of rotation.Simultaneously, measure by the operator is hand-held during the portable coordinate measurement machine measuring workpieces, because gage beam is longer; Operator's operational load is bigger during measurement, and therefore, the articulation structure of portable coordinate measurement machine should be small and exquisite as far as possible; Simultaneously should design balance mechanism, alleviate the operations of operators load.Be applied to the balanced controls in the portable coordinate measurement machine; It number is 200910100986.9 that one Chinese patent application is arranged at present; Invention and created name is the automatic adjustment balance method and the balanced articulation of gage beam of flexible coordinate measuring machine, and this patent proposes a kind ofly to constitute gravitational equilibrium mechanism with magnetic particle damper; Application number 201010104156.6, invention and created name are the flexible coordinate measuring machine gravity balance device based on magnetic flow liquid, and this patented claim proposes to constitute gravitational equilibrium mechanism with MR damper.These mechanisms adopt the mode offset measurement horn body gravity that increases damping to reach the purpose that alleviates operator's operational load, and this type mechanism exists complex structure and needs to introduce the work of external power source driving damper, has unpractical shortcoming.Therefore, be badly in need of in the industry a easy to use, measuring accuracy is high, volume is little and the appearance that in use realizes the swinging joint of gravitational equilibrium.
Summary of the invention
The technical matters that the utility model solves provides the portable coordinate measurement machine swinging joint of the band balanced controls that a kind of measuring accuracy is high, volume is little, easy to use.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of portable coordinate measurement machine swinging joint with balanced controls comprises upper joint seat and hypozygal seat; Said upper joint seat is connected through coupling shaft with said hypozygal seat, and said coupling shaft is with a torsion spring, and the two ends of said torsion spring are clamped on respectively on upper joint seat and the hypozygal seat; Correspondence is provided with the clutch shaft bearing and second bearing in said upper joint seat and the hypozygal seat; The outer ring transition fit of clutch shaft bearing is installed in the upper joint seat, and the inner ring transition fit of clutch shaft bearing is installed on the coupling shaft, and the outer ring transition fit of second bearing is installed in the hypozygal seat; The inner ring of second bearing is connected with said upper joint seat transition fit; Said coupling shaft and said second coaxial bearing are equipped with the read head installing plate in the upper joint seat end that coupling shaft is set, and on said read head installing plate, are fixed with read head; The set inside of upper joint seat has grating dish installing plate, and said grating dish installing plate is fixed with the grating dish.
Preferably, on the said upper joint seat adapter sleeve is installed.
Preferably, said read head installing plate is installed in coupling shaft through nut.
Preferably, the end of said upper joint seat and hypozygal seat is separately installed with end cap.
The utility model beneficial effect compared with prior art is:
1, can accurately obtain the joint anglec of rotation, thereby effectively guarantee the portable coordinate measurement machine measuring accuracy;
2, this is simple in structure and can effectively realize gravitational equilibrium, reduces operating personnel's operational load;
3, this structural volume is little, and the handled easily personnel use.
[description of drawings]
Accompanying drawing described herein is the further understanding that is used to provide the utility model, constitutes the application's a part, but do not constitute improper qualification the utility model, in the accompanying drawings:
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of portable coordinate measurement machine.
Description of reference numerals: 1-hypozygal seat; The 2-end cap; The 3-coupling shaft; The 4-torsion spring; The 5-axle sleeve; The 6-adapter sleeve; 7-upper joint seat; The 8-clutch shaft bearing; The 9-axle sleeve; The 10-nut; The 11-end cap; 12-read head installing plate; The 13-read head; 14-grating dish; The 15-axle sleeve; 16-grating dish installing plate; The 17-screw; The 18-screw; 19-first joint; The 20-swinging joint; 21-the 3rd joint arm body; 22-second bearing; The 23-nut.
[embodiment]
To combine accompanying drawing and specific embodiment to specify the utility model below, be used for explaining the utility model in the illustrative examples and the explanation of the utility model, but not as the qualification to the utility model.
With reference to Fig. 1, the utility model discloses a kind of portable coordinate measurement machine swinging joint with balanced controls, comprise upper joint seat 7 and hypozygal seat 1; Upper joint seat 7 is connected through coupling shaft 3 with hypozygal seat 1, and coupling shaft 3 is with a torsion spring 4, and the two ends of torsion spring 4 are clamped on respectively on upper joint seat 7 and the hypozygal seat 1; Upper joint seat 7 is provided with the clutch shaft bearing 8 and second bearing 22 with hypozygal seat 1 interior correspondence; The outer ring transition fit of clutch shaft bearing 8 is installed in the upper joint seat 7, and the inner ring transition fit of clutch shaft bearing 8 is installed on the coupling shaft 3, and the outer ring transition fit of second bearing 22 is installed in the hypozygal seat 1; The inner ring of second bearing 22 is connected with upper joint seat 7 transition fit; Coupling shaft 3 is coaxial with second bearing 22, in the end of the upper joint seat 7 that coupling shaft 3 is set read head installing plate 12 is installed, and on read head installing plate 12, is fixed with read head 13; The set inside of upper joint seat 7 has grating dish installing plate 16, and said grating dish installing plate 16 is fixed with grating dish 14.One adapter sleeve 6 is installed on the said upper joint seat 7.Said read head installing plate 12 is installed in coupling shaft 3 through nut 10.End on said upper joint seat 7 and the hypozygal seat 1 is separately installed with end cap 11,2,, is separately installed with end cap 11 in the end of upper joint seat 7 that is, and the end on hypozygal seat 1 is separately installed with end cap 2.
With reference to Fig. 1, shown in Figure 2, the hypozygal seat 1 of the portable coordinate measurement machine swinging joint 20 of band balanced controls is connected with first joint 19, and upper joint seat 7 links to each other through adapter sleeve 6 with the 3rd joint arm body 21; The right-hand member of coupling shaft 3 is installed in the hypozygal seat 1, and coupling shaft 3 is fixed through screw 17 and hypozygal seat 1 relative circumference, and coupling shaft 3 is through nut 23 and hypozygal seat 1 axial restraint; Read head installing plate 12 is installed in coupling shaft 3 left ends, and read head installing plate 12 is fixing with coupling shaft 3 through the axle sleeve 9 and the nut 10 that are installed on the coupling shaft 3, and read head 13 is fixedly mounted on the read head installing plate 12; Axle sleeve 5 is installed in hypozygal seat 1 left end; Upper joint seat 7 left ends are equipped with axle sleeve 15, and upper joint seat 7 right-hand members are equipped with grating dish installing plate 16, and grating dish installing plate 16 is fixing with upper joint seat 7 through screw 18, and grating dish 14 is bonded and fixed on the grating dish installing plate 16; Install in the axle sleeve 5 through transition fit the outer ring of second bearing 22; The inner ring of second bearing 22 is installed on the axle sleeve 15 through transition fit; The outer ring of clutch shaft bearing 8 is installed in the upper joint seat 7 through transition fit; The inner ring of clutch shaft bearing 8 is installed on the axle sleeve 9 through transition fit, and upper joint seat 7 rotates with clutch shaft bearing 8 through second bearing 22 with hypozygal seat 1 relatively; Torsion spring 4 is enclosed within on the coupling shaft 3, and torsion spring 4 right-hand members are stuck in the hypozygal seat 1, and left end is stuck in the upper joint seat 7, and hypozygal seat 1 relatively rotates drive torsion spring 4 with upper joint seat 7 and reverses, and torsion spring 4 reverses the torsion and measurement horn body weight balancing of generation; Hypozygal seat 1 relatively rotates angle with upper joint seat 7 and is obtained by read head 13 and grating dish 14; End cap 2 covers respectively at portable coordinate measurement machine swinging joint 20 two ends of band balanced controls with end cap 11, and the structure read head 13 important to inside, joint plays the seal protection effect with grating dish 14, clutch shaft bearing 8 and second bearing 22.
The above in the spiritual category that does not break away from the utility model creation, is familiar with the protection domain that this technological various simple covert and modification that those skilled in the art did still belongs to the utility model only with the convenient the utility model of explaining.
Claims (4)
1. the portable coordinate measurement machine swinging joint with balanced controls comprises upper joint seat and hypozygal seat, it is characterized in that: said upper joint seat is connected through coupling shaft with said hypozygal seat; Said coupling shaft is with a torsion spring; The two ends of said torsion spring are clamped on respectively on upper joint seat and the hypozygal seat, and correspondence is provided with the clutch shaft bearing and second bearing in said upper joint seat and the hypozygal seat, and the outer ring transition fit of clutch shaft bearing is installed in the upper joint seat; The inner ring transition fit of clutch shaft bearing is installed on the coupling shaft; The outer ring transition fit of second bearing is installed in the hypozygal seat, and the inner ring of second bearing is connected with said upper joint seat transition fit, said coupling shaft and said second coaxial bearing; Upper joint seat end in that coupling shaft is set is equipped with the read head installing plate; Be fixed with read head on the said read head installing plate, the set inside of upper joint seat has grating dish installing plate, and said grating dish installing plate is fixed with the grating dish.
2. according to the portable coordinate measurement machine swinging joint of the said band balanced controls of claim 1, it is characterized in that: on the said upper joint seat adapter sleeve is installed.
3. according to the portable coordinate measurement machine swinging joint of the said band balanced controls of claim 1, it is characterized in that: said read head installing plate is installed in coupling shaft through nut.
4. according to the portable coordinate measurement machine swinging joint of the said band balanced controls of claim 1, it is characterized in that: the end of said upper joint seat and hypozygal seat is separately installed with end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220121174XU CN202471005U (en) | 2012-03-28 | 2012-03-28 | Portable coordinate measuring machine swinging joint with balance mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220121174XU CN202471005U (en) | 2012-03-28 | 2012-03-28 | Portable coordinate measuring machine swinging joint with balance mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202471005U true CN202471005U (en) | 2012-10-03 |
Family
ID=46919159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220121174XU Expired - Fee Related CN202471005U (en) | 2012-03-28 | 2012-03-28 | Portable coordinate measuring machine swinging joint with balance mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202471005U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443655A (en) * | 2015-12-10 | 2016-03-30 | 合肥工业大学 | Swing joint for realizing force balance and mechanism limit by using internal bending springs |
| CN108204795A (en) * | 2018-04-04 | 2018-06-26 | 广州市精谷智能科技有限公司 | A kind of measuring arm with self-balancing axis |
| CN110709668A (en) * | 2017-04-13 | 2020-01-17 | Sa08700334公司 | Ultra-light and ultra-accurate portable coordinate measuring machine |
-
2012
- 2012-03-28 CN CN201220121174XU patent/CN202471005U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443655A (en) * | 2015-12-10 | 2016-03-30 | 合肥工业大学 | Swing joint for realizing force balance and mechanism limit by using internal bending springs |
| CN110709668A (en) * | 2017-04-13 | 2020-01-17 | Sa08700334公司 | Ultra-light and ultra-accurate portable coordinate measuring machine |
| CN110709668B (en) * | 2017-04-13 | 2021-08-03 | Sa08700334公司 | Ultra-light and ultra-accurate portable coordinate measuring machine |
| CN108204795A (en) * | 2018-04-04 | 2018-06-26 | 广州市精谷智能科技有限公司 | A kind of measuring arm with self-balancing axis |
| CN108204795B (en) * | 2018-04-04 | 2024-01-23 | 广州市精谷智能装备有限公司 | Measuring arm with self-balancing shaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105277375B (en) | A kind of Electric Motor Wheel is comprehensive performance test bed | |
| CN203615897U (en) | Pipeline internal diameter measure apparatus based on displacement sensor | |
| CN100519099C (en) | Active-passive joint-arm type measuring robot | |
| CN202471005U (en) | Portable coordinate measuring machine swinging joint with balance mechanism | |
| CN211178991U (en) | Vehicle dynamometer system | |
| CN102401709A (en) | Torque detection apparatus and robot apparatus | |
| CN104374561A (en) | Controllable pitch propeller managing test table | |
| CN104390772A (en) | Device and method for testing static and dynamic variable friction of telescopic mechanism | |
| CN106226070A (en) | A kind of for different size power transmission shaft real vehicle analog vibration testing stand | |
| CN106313105A (en) | Two-freedom-degree joint structure | |
| CN206399417U (en) | A kind of civil engineering is with horizontal micro-positioning regulators device | |
| CN109520687A (en) | Elastic torsion piece, plane spring detection device and plane spring detection method | |
| CN106768942A (en) | Experiment test platform for demarcating rotary-type flexible member rigidity, damping characteristic | |
| CN201497632U (en) | Hub bearing simulated test machine | |
| CN209513285U (en) | For testing the experimental rig of flexural pivot bushing deflection and torsional direction rigidity | |
| CN205538241U (en) | Portable rigidity test rack | |
| CN106370158B (en) | A kind of horizontal micro-positioning regulators device of civil engineering | |
| CN203376110U (en) | Torque verification device of torque sensor | |
| CN202471006U (en) | Portable coordinate measuring machine rotation joint with angle limit | |
| CN202041196U (en) | Portable gravitational equilibrium adjusting mechanism of coordinate measuring machine | |
| CN106123835A (en) | A kind of accurate planetary reducer backhaul gap detection device | |
| CN104075893B (en) | A kind of Electric Motor Wheel with turning function is comprehensive performance test bed | |
| CN105403357B (en) | Full-automatic touch screen type torque wrench tester | |
| CN202138253U (en) | Weight regulating mechanism of automobile seat shock absorber | |
| CN210603122U (en) | Tire mold roundness detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20210328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |