CN202471006U - Portable coordinate measuring machine rotation joint with angle limit - Google Patents
Portable coordinate measuring machine rotation joint with angle limit Download PDFInfo
- Publication number
- CN202471006U CN202471006U CN2012201280400U CN201220128040U CN202471006U CN 202471006 U CN202471006 U CN 202471006U CN 2012201280400 U CN2012201280400 U CN 2012201280400U CN 201220128040 U CN201220128040 U CN 201220128040U CN 202471006 U CN202471006 U CN 202471006U
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- CN
- China
- Prior art keywords
- sleeve
- axle sleeve
- joint
- location axle
- locating shaft
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- 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
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Abstract
The utility model discloses a portable coordinate measuring machine rotation joint with an angle limit. The portable coordinate measuring machine rotation joint comprises a connection thread sleeve, a locating shaft sleeve and a joint base, wherein the locating shaft sleeve is arranged between the connection thread sleeve and he joint base; the locating shaft sleeve is in threaded connection with the connection thread sleeve; a locating device is arranged between the locating shaft sleeve and the joint base; a connection sleeve is arranged inside the locating shaft sleeve; one end of the connection sleeve is clamped inside the locating shaft sleeve; the end face of the connection sleeve is provided with a grating component for counting; the other end of the connection sleeve is fixed on the joint base; a bearing is arranged between the locating shaft sleeve and the connection sleeve; a reading head mounting plate is arranged between the connection thread sleeve and the locating shaft sleeve; a reading head is arranged on the reading head mounting plate, and the reading head mounting plate is fixed on the end part of the locating shaft sleeve. The portable coordinate measuring machine rotation joint disclosed by the utility model has the advantages of simple structure, rational design, small volume, large measurement range, flexibility, convenience and accurate measurement, and the rotation angle of the joint can be accurately obtained.
Description
Technical field
The utility model relates to a kind of portable coordinate measurement machine, relates to a kind of with the spacing portable coordinate measurement machine cradle head of angle 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 to obtain the gauge head coordinate through obtaining each joint angles through calculated with mathematical model, therefore need accurately obtain the joint anglec of rotation.The portable coordinate measurement machine circuit will pass each cradle head from the fuselage interior cabling in addition, and the considered joint rotation can not be destroyed circuit during the design joint, therefore needs the angle position-limit mechanism in design joint.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; At present, the articulation structure of portable coordinate measurement machine can't be accomplished very small and exquisite, brings a lot of inconvenience to the user; And the joint of coordinate measuring machine is easy to destroy circuit when rotational angle is excessive, and the data that when test, obtain also have bigger error.Therefore, be badly in need of in the industry a simple in structure, reasonable in design, volume is little, measurement range is big, the flexible and appearance of measuring accurate cradle head.
Summary of the invention
The technical matters that the utility model solves provides a kind of with the spacing portable coordinate measurement machine cradle head of angle; This is simple in structure, reasonable in design, volume is little, measurement range is big, flexible and measure accurately; Can accurately obtain the joint anglec of rotation, realize that simultaneously two main rotary part relative rotation angle relatively of cradle head are spacing with interior angle at 720 degree.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of with the spacing portable coordinate measurement machine cradle head of angle, it is characterized in that; Comprise connecting thread cover, location axle sleeve and socket joint; Said locating shaft is set between connecting thread cover and the socket joint, and said location axle sleeve is connected with said connecting thread external threading, is provided with locating device between said location axle sleeve and the socket joint; Be provided with adapter sleeve in the axle sleeve of said location; One end of said adapter sleeve is clamped in the axle sleeve of said location, and the end face of said adapter sleeve is equipped with the grating assembly that is used to count, and the other end of said adapter sleeve is fixed on the said socket joint; Be provided with bearing between said location axle sleeve and the adapter sleeve; Be provided with the read head installing plate between said connecting thread cover and the said location axle sleeve, on the said read head installing plate read head be installed, said read head installing plate is fixed on the end of said location axle sleeve.
Preferably; Said locating device comprises the positioning disk that is installed between said location axle sleeve and the socket joint; The two sides of said positioning disk is respectively arranged with an arc-shaped groove, and the cross section of said arc-shaped groove is a circular arc, is respectively arranged with mounting hole in the end of said location axle sleeve and socket joint; The position of said mounting hole is corresponding with the position of said arc-shaped groove; Be provided with spring in the said mounting hole, in the outer setting of said mounting hole one steel ball arranged, said steel ball is clamped in the said arc-shaped groove through the spring in the mounting hole.
Preferably, the angle of said arc-shaped groove is less than 360 degree.
Preferably, be provided with two bearings between said location axle sleeve and the adapter sleeve, between said two bearings a spacer be installed, pass through the spacer axial location between said two bearings.
Preferably, said grating assembly comprises the grating dish installing plate that is installed on the adapter sleeve, and is arranged on the grating dish on the said grating dish installing plate.
The utility model beneficial effect compared with prior art is:
1, simple in structure, reasonable in design, volume is little, measurement range is big, flexible and measure accurately, can accurately obtain the joint anglec of rotation;
2, realize that through simple physical construction two main rotary part relative rotation angle relatively of cradle head are spacing less than the angle of 720 degree.
[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 the utility model positioning disk;
Fig. 3 is the vertical view of the utility model positioning disk;
Fig. 4 is the cut-open view of A-A shown in Figure 3;
Fig. 5 is the upward view of the utility model positioning disk;
Fig. 6 is the structural representation of portable coordinate measurement machine.
Description of reference numerals: 1-connecting thread cover; The 2-screw; 3-grating dish; The 4-screw; 5-grating dish installing plate; 6-locatees axle sleeve; The 7-adapter sleeve; The 8-spring; The 81-mounting hole; The 9-steel ball; The 10-screw; The 11-socket joint; The 12-mounting hole; The 13-arc-shaped groove; The 14-positioning disk; The 15-bearing; The 16-spacer; The 18-read head; 19-read head installing plate; 20-first joint; The 21-second joint; 22-the 3rd joint; 23-the 4th joint; 24-the 5th joint; 25-the 6th joint.
[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, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5; The utility model discloses a kind of with the spacing portable coordinate measurement machine cradle head of angle; Comprise connecting thread cover 1, location axle sleeve 6 and socket joint 11, said location axle sleeve 6 is arranged between connecting thread cover 1 and the socket joint 11, and said location axle sleeve 6 is threaded with said connecting thread cover 1; Be provided with locating device between said location axle sleeve 6 and the socket joint 11; Said locating device comprises the positioning disk 14 that is installed between said location axle sleeve 6 and the socket joint 11, and the two sides of said positioning disk 14 is respectively arranged with an arc-shaped groove 13, and the cross section of said arc-shaped groove 13 is a circular arc; Be provided with mounting hole 81 in the end of said location axle sleeve 6; Be provided with mounting hole 12 in the end of said socket joint 11, the position of said mounting hole 12,81 is corresponding with the position 13 of said arc-shaped groove, is respectively arranged with spring 8 in the mounting hole 12,81; Be respectively arranged with a steel ball 9 in the outside of mounting hole 12,81, said steel ball 9 through the Spring Card 8 in the mounting hole 12,81 tightly in said arc-shaped groove 13; Be provided with adapter sleeve 7 in the said location axle sleeve 6; One end of said adapter sleeve 7 is clamped in the said location axle sleeve 6; The end face of said adapter sleeve 7 is equipped with the grating assembly that is used to count; The other end of said adapter sleeve 7 is fixed on the said socket joint 11 through screw 10, is provided with bearing 15 between said location axle sleeve 6 and the adapter sleeve 7, is provided with read head installing plate 19 between said connecting thread cover 1 and the said location axle sleeve 6; On the said read head installing plate 19 read head 18 is installed, said read head installing plate 19 is fixed on the end of said location axle sleeve 6.The angle of said arc-shaped groove 13 is less than 360 degree.Be provided with two bearings 15 between said location axle sleeve 6 and the adapter sleeve 7, between said two bearings 15 spacer 16 be installed, pass through spacer 16 axial location between said two bearings 15.Said grating assembly comprises the grating dish installing plate 5 that is installed on the adapter sleeve 7; And be arranged on the grating dish 3 on the said grating dish installing plate 5; Said grating dish installing plate 5 is fixing with adapter sleeve 7 through screw 4; Location axle sleeve 6 is realized relative circular motion with adapter sleeve 7 through two bearings 15, and location axle sleeve 6 realizes relatively rotating the spacing of angle with adapter sleeve 7 through positioning disk 14, spring 8 and steel ball 9; Location axle sleeve 6 is obtained by read head 18 and grating dish 3 with the angle that relatively rotates of adapter sleeve 7.All there is one section arc-shaped groove 13 on described positioning disk 14 two sides, and arc angle is less than 360 degree; Arc-shaped groove 13 cross sections are semicircle, and the radius in its cross section is slightly larger than the radius of steel ball 9; Spring 8 is pressed on steel ball 9 in the arc-shaped groove 13 on positioning disk 14 two sides, and it is spacing less than the angle of 720 degree that realization location axle sleeve 6 and adapter sleeve 7 relatively rotate angle.
As shown in Figure 6; The utility model six degree of freedom portable coordinate measurement machine; Comprise a plurality of connecting links, said a plurality of connecting links link together through a plurality of cradle heads, realize that six degree of freedom rotates; Cradle head comprises first joint 20, second joint 21, the 3rd joint 22, the 4th joint 23, the 5th joint 24 and the 6th joint 25, and this structure has adopted the spacing cradle head of band angle in the 3rd joint 22 and the 5th joint 24.
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 (5)
1. one kind with the spacing portable coordinate measurement machine cradle head of angle; It is characterized in that: comprise connecting thread cover, location axle sleeve and socket joint; Said locating shaft is set between connecting thread cover and the socket joint, and said location axle sleeve is connected with said connecting thread external threading, is provided with locating device between said location axle sleeve and the socket joint; Be provided with adapter sleeve in the axle sleeve of said location; One end of said adapter sleeve is clamped in the axle sleeve of said location, and the end face of said adapter sleeve is equipped with the grating assembly that is used to count, and the other end of said adapter sleeve is fixed on the said socket joint; Be provided with bearing between said location axle sleeve and the adapter sleeve; Be provided with the read head installing plate between said connecting thread cover and the said location axle sleeve, on the said read head installing plate read head be installed, said read head installing plate is fixed on the end of said location axle sleeve.
2. according to the spacing portable coordinate measurement machine cradle head of the said band angle of claim 1; It is characterized in that: said locating device comprises the positioning disk that is installed between said location axle sleeve and the socket joint; The two sides of said positioning disk is respectively arranged with an arc-shaped groove, and the cross section of said arc-shaped groove is a circular arc, is respectively arranged with mounting hole in the end of said location axle sleeve and socket joint; The position of said mounting hole is corresponding with the position of said arc-shaped groove; Be provided with spring in the said mounting hole, in the outer setting of said mounting hole one steel ball arranged, said steel ball is clamped in the said arc-shaped groove through the spring in the mounting hole.
3. according to the spacing portable coordinate measurement machine cradle head of the said band angle of claim 2, it is characterized in that: the angle of said arc-shaped groove is less than 360 degree.
4. according to the spacing portable coordinate measurement machine cradle head of the said band angle of claim 1; It is characterized in that: be provided with two bearings between said location axle sleeve and the adapter sleeve; Between said two bearings a spacer is installed, passes through the spacer axial location between said two bearings.
5. according to the spacing portable coordinate measurement machine cradle head of the said band angle of claim 1, it is characterized in that: said grating assembly comprises the grating dish installing plate that is installed on the adapter sleeve, and is arranged on the grating dish on the said grating dish installing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201280400U CN202471006U (en) | 2012-03-30 | 2012-03-30 | Portable coordinate measuring machine rotation joint with angle limit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201280400U CN202471006U (en) | 2012-03-30 | 2012-03-30 | Portable coordinate measuring machine rotation joint with angle limit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202471006U true CN202471006U (en) | 2012-10-03 |
Family
ID=46919160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201280400U Expired - Fee Related CN202471006U (en) | 2012-03-30 | 2012-03-30 | Portable coordinate measuring machine rotation joint with angle limit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202471006U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506609A (en) * | 2018-10-16 | 2019-03-22 | 杭州电子科技大学 | A kind of articulated coordinate machine locking type shaft and its scaling method |
| CN110849247A (en) * | 2019-07-31 | 2020-02-28 | 大连长丰实业总公司 | Aircraft seat fires mechanism lock bullet machine slider corner measuring apparatu |
| CN111836703A (en) * | 2018-12-28 | 2020-10-27 | 深圳配天智能技术研究院有限公司 | Limiting device, mechanical arm and robot |
-
2012
- 2012-03-30 CN CN2012201280400U patent/CN202471006U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506609A (en) * | 2018-10-16 | 2019-03-22 | 杭州电子科技大学 | A kind of articulated coordinate machine locking type shaft and its scaling method |
| CN109506609B (en) * | 2018-10-16 | 2023-12-15 | 杭州电子科技大学 | Locking type rotating shaft of joint type coordinate measuring machine and calibration method thereof |
| CN111836703A (en) * | 2018-12-28 | 2020-10-27 | 深圳配天智能技术研究院有限公司 | Limiting device, mechanical arm and robot |
| CN111836703B (en) * | 2018-12-28 | 2023-09-26 | 深圳配天智能技术研究院有限公司 | Stop device, arm and robot |
| CN110849247A (en) * | 2019-07-31 | 2020-02-28 | 大连长丰实业总公司 | Aircraft seat fires mechanism lock bullet machine slider corner measuring apparatu |
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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: 20210330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |