CN102445133B - Device for measuring collapsing length of component in moving state - Google Patents
Device for measuring collapsing length of component in moving state Download PDFInfo
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- CN102445133B CN102445133B CN 201110287426 CN201110287426A CN102445133B CN 102445133 B CN102445133 B CN 102445133B CN 201110287426 CN201110287426 CN 201110287426 CN 201110287426 A CN201110287426 A CN 201110287426A CN 102445133 B CN102445133 B CN 102445133B
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Abstract
The invention discloses a device for measuring the collapsing length of a component in the moving state, which includes a fixing unit, a moving unit and an installation unit, wherein the moving unit and the installation unit are connected with each other through a torque rod; the fixing unit comprises a first installation bracket and a first fixing plate; the first installation bracket includes two location planes and four bolt via holes in parallel to the location planes; location holes of the first installation bracket are vertical to the bolt via holes; the second installation bracket includes two first location holes, a first via hole, a second via hole and two second location holes coaxial with the two location holes, a dial includes two location holes and two 90-degree counter bores in parallel to the location holes, a swinging arm includes via holes for installing rotary pins, waist holes for installing flat keys and the location holes for installing the rotary pins, the rotary pins of the swinging arm include square holes for installing the torque rod, four small circular holes for back chipping and the waist holes for installing the flat keys, as well as external threads for tightening and installing nuts. The device has the beneficial effects of simple structure, and convenience for operating.
Description
Technical field
The present invention relates to parts collapsing length field of measuring technique, particularly a kind of device for measuring collapsing length of component in moving state.
Background technology
Number of patent application is that CN200810215938.X discloses a kind of length-measuring appliance, and this device is comprised of placement engineer's scale and the scanning car used of scanning ratio chi in the enclosure.Scanning car leads at two mutual vertical orientated faces of engineer's scale.Scanning car is connected on the snap close in the X direction of measurement rigidly with in vertical with it direction flexibly by connector.Connector has the first web member and at snap close the second web member is arranged at scanning car.The smooth joint face of the first web member is the spherical joint face that point-like contacts the second web member.Yet because this installation cost is high, it is high that operator's structure of knowledge is required, can't promote the use of in the larger context.
Summary of the invention
Technical matters to be solved by this invention provides a kind of device for measuring collapsing length of component in moving state with low cost, easy and simple to handle.
For solving the problems of the technologies described above, technical scheme of the present invention is: the device that a kind of collapsing length of component in moving state is measured comprises fixed cell, active unit and installation unit;
Described fixed cell comprises the first mounting bracket and the first fixed head, described the first mounting bracket is fixed on described the first fixed head, and described the first mounting bracket one end is provided with pilot hole, the location and installation rotating dog, in described rotating dog end one via hole is arranged, split pin is installed;
Described active unit comprises the second mounting bracket, index dial, pointer and rocking arm, and described the second mounting bracket is installed on the second fixed head; Described index dial indicates scale mark, the indicating range of described pointer is in the scale mark scope of described index dial, the angle that indication changes, described pointer lower end is connected with described rocking arm, described rocking arm is provided with pilot hole, the location and installation rotating dog has a via hole in described rotating dog end, and split pin is installed; Described rocking arm lower end is fixedly mounted on described the second mounting bracket;
Described installation unit comprises pressing plate and support, and described support is installed on described the second fixed head, and described pressing plate is installed on the described support;
Described active unit be connected installation unit and connect by torque arm;
Described the first mounting bracket comprises two locating surfaces, four screw via holes parallel with locating surface, and the pilot hole of described the first mounting bracket is vertical with described screw thread via hole;
Described the second mounting bracket comprise two the first pilot holes, with two the first via hole, the second via hole and two the second pilot holes that pilot hole is coaxial, described index dial comprises two pilot holes, two 90 ° counterbores parallel with pilot hole, described rocking arm comprises the via hole that rotating dog is installed, the mounting hole of flat key and the pilot hole of installation rotating dog are installed, and the rotating dog of described rocking arm comprises square hole, four small sircle holes that are used for back chipping and the mounting hole that is used for installing flat key that torque arm is installed, the external thread that plays the role of fastening that is used for mounting nuts.
Preferably, the rotating dog of described fixed cell docks with the output port at survey parts two ends respectively with the rotating dog of described active unit, is clearance fit, can be dynamically connected.
Preferably, the split pin of described fixed cell is identical with split pin size, the precision of described active unit, and the rotating dog of described fixed cell is identical with rotating dog size, the precision of described active unit.
Preferably, described the first mounting bracket comprises two locating surfaces, four screw via holes parallel with locating surface, and the pilot hole of described the first mounting bracket is vertical with described screw thread via hole;
Preferably, the pressing plate of described installation unit comprises two screw thread via holes and a boss, and support comprises a square hole, two locating surfaces, two threaded holes and four screw via holes.
Preferably, described index dial is formed by two symmetrical L-type textural associations.Can avoid index dial and parts to come in contact, the distance between assurance and the pointer is controlled in the rational scope simultaneously.
Preferably, described the first mounting bracket, described the second mounting bracket and described support, their size, form and position tolerance, precision are identical, size, form and position tolerance, the precision of described the first mounting bracket, described the second mounting bracket and described support are identical, the first mounting bracket and the first fixed head clearance fit, position, described the second mounting bracket and described support the second fixed head clearance fit position.
Preferably, described the second mounting bracket be connected support and connect by described torque arm, described the second mounting bracket and described torque arm are clearance fit, described support and described torque arm are clearance fit, transfer by bearing between described the second mounting bracket and the rocking arm, interference fit between described bearing and the second mounting bracket, clearance fit between described bearing and the rocking arm, described rocking arm cooperates with the crest clearance of the rotating dog of described active unit, and by described flat key connection, described flat key and described rocking arm clearance fit, and be interference fit between the described rotating dog belong to and are fixedly connected with.
Preferably, the rotating dog of the rotating dog of described fixed cell and described active unit is the multidiameter shape.
The invention has the beneficial effects as follows simple in structurely, easy to operate, mechanical processing technique is good, and whole low cost of manufacture is suitable for being widely used popularization.
Description of drawings
Fig. 1 is the front view of embodiment of the invention device for measuring collapsing length of component in moving state;
Fig. 2 is that the B of Fig. 1 is to partial view;
Fig. 3 is that the C of Fig. 2 is to partial view;
Fig. 4 is that the A of Fig. 1 is to view;
Fig. 5 is the front view of embodiment of the invention device for measuring collapsing length of component in moving state the first mounting bracket;
Fig. 6 is the right view of embodiment of the invention device for measuring collapsing length of component in moving state the first mounting bracket;
Fig. 7 is the vertical view of embodiment of the invention device for measuring collapsing length of component in moving state the first mounting bracket;
Fig. 8 is the front view of embodiment of the invention device for measuring collapsing length of component in moving state the second mounting bracket;
Fig. 9 is the right view of embodiment of the invention device for measuring collapsing length of component in moving state the second mounting bracket;
Figure 10 is the vertical view of embodiment of the invention device for measuring collapsing length of component in moving state the second mounting bracket;
Figure 11 is the front view of embodiment of the invention device for measuring collapsing length of component in moving state index dial;
Figure 12 is the right view of embodiment of the invention device for measuring collapsing length of component in moving state index dial;
Figure 13 is the vertical view of embodiment of the invention device for measuring collapsing length of component in moving state index dial;
Figure 14 is the front view of embodiment of the invention device for measuring collapsing length of component in moving state rocking arm;
Figure 15 is the right view of embodiment of the invention device for measuring collapsing length of component in moving state rocking arm;
Figure 16 is the front view of embodiment of the invention device for measuring collapsing length of component in moving state active unit rotating dog;
Figure 17 is the vertical view of embodiment of the invention device for measuring collapsing length of component in moving state active unit rotating dog;
Figure 18 is the right view of embodiment of the invention device for measuring collapsing length of component in moving state active unit rotating dog;
Figure 19 is the front view of embodiment of the invention device for measuring collapsing length of component in moving state support;
Figure 20 is the vertical view of embodiment of the invention device for measuring collapsing length of component in moving state support.
Embodiment
Below in conjunction with the drawings and specific embodiments technical scheme of the present invention is further described in detail.
Such as Fig. 1-shown in Figure 4, the embodiments of the invention device for measuring collapsing length of component in moving state, comprise fixed cell, active unit and installation unit, fixed cell comprises the first mounting bracket 1, split pin 2, rotating dog 3 and the first fixed head 4, be used for location and installation parts 5, the first mounting brackets 1 and be connected fixed head 4 and connect by set bolt.Such as Fig. 5-shown in Figure 7, the first mounting bracket 1 comprises two locating surface 1-1, four the screw via hole 1-2s parallel with locating surface, pilot hole 1-3s vertical with screw via hole 1-2, is used for installing rotating dog 3.Split pin 2 is standard components, can reverse, bending.Rotating dog 3 is the multidiameter shape, near the end one via hole is being arranged, and is used for construction opening pin 2.Active unit comprises the second mounting bracket 3, index dial 6, pointer 7, bearing pin 8, split pin 9, rotating dog 10, rocking arm 11, six screws 12, rotating dog 15, bearing 16, screw 17, straight pin 18, back-up ring 19, nut 20, flat key 21 and back-up rings 22.Such as Fig. 8-shown in Figure 10, the second mounting bracket 3 comprise two the first pilot hole 13-1, with two the first via hole 13-2, the second via hole 13-3 and two the second pilot hole 13-4 that the first pilot hole 13-1 is coaxial.Shown in Figure 11-13, index dial 6 is formed by two L-type textural associations, comprises two pilot hole 6-1, two 90 ° counterbores parallel with pilot hole 6-1, and expression has scale mark on the index dial.Pointer 7 comprises the location via hole 7-1 of two assembling bearing pins 8, and head is thinner, and the symmetry requirement is arranged.Bearing pin 8 is standard components, the multidiameter shape.Split pin 9 is standard components, can reverse, bending.Rotating dog 10 is the multidiameter shape, near the end via hole is being arranged, and is used for construction opening pin 9.Shown in Figure 14-15, rocking arm 11 comprises the via hole 11-1 that rotating dog 10 is installed, and the mounting hole 1-2 of flat key 21 and the pilot hole 11-3 of installation rotating dog 15 are installed.Shown in Figure 16-18, rotating dog 15 comprises square hole 15-1 that torque arm 23 is installed, is used for four small sircle hole 15-4 of back chipping and the mounting hole that is used for installing flat key 21, interference fit, is used for the external thread of mounting nuts 20, plays the role of fastening.Installation unit comprises two fastening units 24, pressing plate 25 and support 26.Pressing plate 25 comprises two screw thread via hole 25-1, a boss 25-2.Shown in Figure 19-20, support 26 comprises a square hole 26-1, two locating surface 26-2, two threaded hole 26-3 and four screw via hole 26-4.
The first mounting bracket 1 of fixed cell, the second mounting bracket 3 of active unit and the support 26 of installation unit, two locating surfaces, four fastening units are arranged, their size, form and position tolerance, precision are identical, the first mounting bracket 1 and the first fixed head 4 clearance fit, position, the second mounting bracket 3 and support 26 and the second fixed head 14 clearance fit position, and just front and back position is different.
The rotating dog 15 of active unit passes through torque arm 23 opening relationships, transmitting torque with the support of installation unit 26.Be clearance fit between the square hole 15-1 of rotating dog 15 and the torque arm 23, belong to and to be dynamically connected.Be clearance fit between the square hole 26-1 of support 26 and the torque arm 23, belong to and to be dynamically connected.Pressing plate 25 contacts with torque arm 23 by boss 25-2, passes through screw fastening.
The present invention mainly comprises fixed cell, active unit and installation unit, and fixed cell and parts 5 are by 3 pairs of parts 5 left ends location of rotating dog, and rocking arm 11 usefulness split pins 2 lockings prevent that parts 5 from getting loose.Active unit is passed through 10 pairs of parts 5 right-hand members location of rotating dog, with split pin 9 lockings, prevents that parts 5 from getting loose, and the pointer 7 of active unit, rocking arm 11 rotate around rotating dog 15 under parts 5 drive.Installation unit is installed torque arm 23 by support 26, requires support 26, torque arm 23 can both bear the moment of torsion of requirement.
During use, at first the first mounting bracket 1 is fixed on the first fixed head 4, and parts 5 are installed on the first mounting bracket 1; Active unit is fitted together, and parts 5 are installed on the second mounting bracket 3, and the second mounting bracket 3 is fixed on the second fixed head 14, support 23 is fixed on the second fixed head 14, load onto torque arm 23, adjust torque arm length corresponding to moment of torsion, compress with pressing plate 25.To parts 5 energisings, parts 5 left sides are fixed, and can stretch in the right side, parts 5 shrink, and drive rocking arm 11 rotations, and rocking arm 11 drives pointer 7 rotations, the anglec of rotation can be read at index dial 6, calculates chord length by angle, radiuscope, i.e. the collapsing length of parts 5 under motion state.
It should be noted last that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (8)
1. the device that collapsing length of component in moving state is measured comprises fixed cell, active unit and installation unit and the second fixed head; Described fixed cell comprises the first mounting bracket and the first fixed head, described the first mounting bracket is fixed on described the first fixed head, and described the first mounting bracket one end is provided with pilot hole, the location and installation rotating dog, in described rotating dog end one via hole is arranged, split pin is installed; Described active unit comprises the second mounting bracket, index dial, pointer and rocking arm, and described the second mounting bracket is installed on described the second fixed head; Described pointer lower end is connected with described rocking arm, and described rocking arm is provided with pilot hole, and the location and installation rotating dog has a via hole in described rotating dog end, and split pin is installed; Described rocking arm lower end is fixedly mounted on described the second mounting bracket; Described installation unit comprises pressing plate and support, and described support is installed on described the second fixed head, and described pressing plate is installed on the described support;
Described active unit be connected installation unit and connect by torque arm, it is characterized in that described the first mounting bracket comprises two locating surfaces, four screw via holes parallel with locating surface, the pilot hole of described the first mounting bracket is vertical with described screw via hole;
Described the second mounting bracket comprise two the first pilot holes, with two the first via hole, the second via hole and two the second pilot holes that pilot hole is coaxial; Described index dial comprises two pilot holes, two 90 ° counterbores parallel with pilot hole, described rocking arm comprises the via hole that rotating dog is installed, the mounting hole of flat key and the pilot hole of installation rotating dog are installed, and the rotating dog of described rocking arm comprises square hole, four small sircle holes that are used for back chipping that torque arm is installed and is used for installing the mounting hole of flat key and the external thread that plays the role of fastening that is used for mounting nuts.
2. the device measured of collapsing length of component in moving state according to claim 1, it is characterized in that, the rotating dog of described fixed cell docks with the output port at survey parts two ends respectively with the rotating dog of described active unit, is clearance fit, can be dynamically connected.
3. the device measured of collapsing length of component in moving state according to claim 1 and 2, it is characterized in that, the split pin of described fixed cell is identical with split pin size, the precision of described active unit, and the rotating dog of described fixed cell is identical with rotating dog size, the precision of described active unit.
4. the device measured of collapsing length of component in moving state according to claim 1 and 2, it is characterized in that, the pressing plate of described installation unit comprises two screw thread via holes and a boss, and the support of described installation unit comprises a square hole, two locating surfaces, two threaded holes and four screw via holes.
5. the device of collapsing length of component in moving state measurement according to claim 1 and 2 is characterized in that described index dial is formed by two symmetrical L-type textural associations.
6. the device of collapsing length of component in moving state measurement according to claim 1 and 2 is characterized in that size, form and position tolerance, the precision of described the first mounting bracket, described the second mounting bracket and described support are identical; Described the first mounting bracket and the first fixed head clearance fit position; Described the second mounting bracket and described support, the second fixed head clearance fit position.
7. the device measured of collapsing length of component in moving state according to claim 1 and 2, it is characterized in that, described the second mounting bracket be connected support and connect by described torque arm, described the second mounting bracket and described torque arm are clearance fit, described support and described torque arm are clearance fit, transfer by bearing between described the second mounting bracket and the rocking arm, interference fit between described bearing and the second mounting bracket, clearance fit between described bearing and the rocking arm, described rocking arm cooperates with the crest clearance of the rotating dog of described active unit, and connect by flat key, described flat key and described rocking arm clearance fit, and be interference fit between the described rotating dog, belong to and be fixedly connected with.
8. the device of collapsing length of component in moving state measurement according to claim 1 and 2 is characterized in that the rotating dog of described fixed cell and the rotating dog of described active unit are the multidiameter shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110287426 CN102445133B (en) | 2011-09-26 | 2011-09-26 | Device for measuring collapsing length of component in moving state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110287426 CN102445133B (en) | 2011-09-26 | 2011-09-26 | Device for measuring collapsing length of component in moving state |
Publications (2)
| Publication Number | Publication Date |
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| CN102445133A CN102445133A (en) | 2012-05-09 |
| CN102445133B true CN102445133B (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110287426 Active CN102445133B (en) | 2011-09-26 | 2011-09-26 | Device for measuring collapsing length of component in moving state |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104675803B (en) * | 2015-02-15 | 2017-01-04 | 浙江理工大学 | A kind of link-type oil cylinder piston stroke measuring device |
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| CN2127169Y (en) * | 1992-07-04 | 1993-02-17 | 王宪桥 | Contraction measuring instrument |
| DE102007044128A1 (en) * | 2007-09-15 | 2009-03-19 | Dr. Johannes Heidenhain Gmbh | Length measuring device |
| CN201637376U (en) * | 2010-03-31 | 2010-11-17 | 温州市冠盛汽车零部件集团股份有限公司 | Compressed length check tool for automobile transmission shaft assembly |
| CN201666430U (en) * | 2010-08-19 | 2010-12-08 | 鞍钢集团矿业公司 | Special angle gauge for manufacturing pipeline elbow |
| CN101968413A (en) * | 2010-09-29 | 2011-02-09 | 黄衍国 | Torsion spindle test board |
| CN201892528U (en) * | 2010-11-22 | 2011-07-06 | 湖南泰通电力科技有限公司 | Axial displacement detector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011183492A (en) * | 2010-03-05 | 2011-09-22 | Rorze Corp | Automatic positional dislocation correcting method and automatic position teaching method |
-
2011
- 2011-09-26 CN CN 201110287426 patent/CN102445133B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2127169Y (en) * | 1992-07-04 | 1993-02-17 | 王宪桥 | Contraction measuring instrument |
| DE102007044128A1 (en) * | 2007-09-15 | 2009-03-19 | Dr. Johannes Heidenhain Gmbh | Length measuring device |
| CN201637376U (en) * | 2010-03-31 | 2010-11-17 | 温州市冠盛汽车零部件集团股份有限公司 | Compressed length check tool for automobile transmission shaft assembly |
| CN201666430U (en) * | 2010-08-19 | 2010-12-08 | 鞍钢集团矿业公司 | Special angle gauge for manufacturing pipeline elbow |
| CN101968413A (en) * | 2010-09-29 | 2011-02-09 | 黄衍国 | Torsion spindle test board |
| CN201892528U (en) * | 2010-11-22 | 2011-07-06 | 湖南泰通电力科技有限公司 | Axial displacement detector |
Non-Patent Citations (1)
| Title |
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| JP特开2011-183492A 2011.09.22 |
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| CN102445133A (en) | 2012-05-09 |
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Address after: 432000 Hubei city of Xiaogan province Beijing Road No. 8 gate Applicant after: Hubei Sanjiang Aerospace Hongfeng Control Co., Ltd. Address before: 432000 Hubei city of Xiaogan province Beijing Road No. 8 gate Applicant before: State Hongfeng Machinery Factory |
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