CN201688793U - Internal screw trajectory measurement device - Google Patents
Internal screw trajectory measurement device Download PDFInfo
- Publication number
- CN201688793U CN201688793U CN2010202098181U CN201020209818U CN201688793U CN 201688793 U CN201688793 U CN 201688793U CN 2010202098181 U CN2010202098181 U CN 2010202098181U CN 201020209818 U CN201020209818 U CN 201020209818U CN 201688793 U CN201688793 U CN 201688793U
- Authority
- CN
- China
- Prior art keywords
- fixed
- measurement
- measuring staff
- sleeve body
- fixed block
- 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 relates to an internal screw trajectory measurement device, which belongs to the technical field of screw trajectory measurement, and comprises a guide sleeve body, a fixed measuring bar, a movable measuring bar, a fixed handle, a movable handle, a guide bar, a fixed block, a data display and the like. A top cover is arranged on the guide sleeve body, a bottom cover and the fixed block are arranged under the guide sleeve body, a slider is sleeved on the guide bar through a linear bearing, the fixed block and the slider are provided with springs, and the top cover of the guide sleeve body is provided with the data display; both sides of the fixed block are fixedly provided with the fixed measuring bar and the fixed handle, both sides of the slider are fixedly provided with the movable measuring bar and the movable handle, and a measurement marble is disposed on the fixed measuring bar and the movable measuring bar respectively. The measurement marbles on the measuring bars of the device totally contact with an internal screw of a workpiece, the accuracy in measurement is ensured, and the measurement data be directly read out or uploaded. The utility model solves problems of low working efficiency, complex logistics and poor accuracy in measurement of the existing measuring method, and is applied to internal screw trajectory measurement of steering nuts in recirculation ball type steering gears.
Description
Technical field:
The utility model relates to a kind of measurement mechanism, is specifically related to a kind of inside spin trajectory measurement device of measuring ball-and-nut steering gear steering nut steel ball inner trajectory size.
Background technology:
The precision height of the steering nut steel ball inside spin trajectory size in the ball-and-nut steering gear, directly influence the performance and the life-span of steering assembly, therefore higher to the requirement on machining accuracy of steering nut inside spin trajectory, particularly the pitch of nut is even more important with respect to the position degree at screw thread trajectory center.To the measurement of steering nut steel ball inside spin trajectory size, all be the method that adopts by screw size and steel ball match grinding inner trajectory size generally at present, draw the positional precision at screw thread trajectory center; Said method not only inefficiency, logistics is loaded down with trivial details, and measuring accuracy is poor, can not adapt to the production model that modernization is produced in batches.
Summary of the invention:
The purpose of this utility model is: provide a kind of by the moving on the nut inside spin of the measurement hoodle on the measuring staff, mobile data reached slide block and drive slide block by measuring staff on guide pole, move, the exercise data of slide block on guide pole reaches the accuracy data that data display equipment draws the steering nut inside spin by expansion link again.Not only inefficiency, logistics are loaded down with trivial details to solve existing steering nut inside spin measuring method, and the problem of measuring accuracy difference.And low cost of manufacture, high efficiency is measured inside spin trajectory measurement device accurately.
The utility model is to realize above-mentioned purpose by the following technical solutions:
A kind of inside spin trajectory measurement device, it is by the orienting sleeve body, fixing measuring staff, movable measuring staff, fixed handle, flexible handle, guide pole, linear bearing, fixed block, slide block, spring, top cover, bottom and data display equipment constitute, it is characterized in that: above the orienting sleeve body top cover is housed, below the orienting sleeve body bottom is housed, be fixed with fixed block on the bottom, fixed block is provided with guide pole, slide block is sleeved on the guide pole by linear bearing, guide pole between fixed block and the slide block is provided with spring, the top cover of orienting sleeve body is provided with data display equipment, and the expansion link that is connected with slide block is equipped with in the bottom of data display equipment; Described fixed block both sides are fixed with fixedly measuring staff and fixed handle respectively, and the slide block both sides are fixed with movable measuring staff and flexible handle respectively; Be respectively arranged with the measurement hoodle on described fixedly measuring staff and the movable measuring staff.
Measurement hoodle shape setting in the shape of a spiral on the described fixedly measuring staff, its quantity is 4, the measurement hoodle quantity on the movable measuring staff is 1.
The cross section of described fixedly measuring staff and movable measuring staff is a semi-circular shape.
Described data display equipment is high-accuracy clock gauge or data sensor measuring appliance.
The utility model beneficial effect compared with prior art is:
This inside spin trajectory measurement device is to steering nut inside spin trajectory measurement the time, by measuring hoodle moving on nut inside spin trajectory on the measuring staff, mobile data reached measuring staff and drive slide block on guide pole, move, the exercise data of slide block on guide pole, reach data display equipment by expansion link, and then draw the accuracy data of steering nut inside spin trajectory thus.The slide block of this device is installed on the guide pole by linear bearing, and the spiral trajectory in the measurement hoodle on the measuring staff and the steering nut contacts fully, has guaranteed measuring accuracy.This device has low cost of manufacture simultaneously, high efficiency, and characteristics easy to use, the steering nut inside spin that is specially adapted in the ball-and-nut steering gear is measured use.
Description of drawings:
Accompanying drawing is the sectional structure synoptic diagram of inside spin trajectory measurement device.
Among the figure: 1, orienting sleeve body, 2, fixing measuring staff, 3, movable measuring staff, 4, fixed handle, 5, flexible handle, 6, guide pole, 7, linear bearing, 8, fixed block, 9, slide block, 10, spring, 11, top cover, 12, bottom, 13, measure hoodle, 14, expansion link, 15, data display equipment.
Embodiment:
This inside spin trajectory measurement device is by orienting sleeve body 1, fixedly measuring staff 2, movable measuring staff 3, fixed handle 4, flexible handle 5, guide pole 6, linear bearing 7, fixed block 8, slide block 9, spring 10, top cover 11, bottom 12 and data display equipment 15 constitute.Top cover 11 is housed above the orienting sleeve body 1, bottom 12 is housed below the orienting sleeve body 1, be fixed with fixed block 8 fixed blocks 8 on the bottom 12 and be provided with guide pole 6, slide block 9 is sleeved on the guide pole 6 by linear bearing 7, guide pole 6 between fixed block 8 and the slide block 9 is provided with spring 10, and acting as of spring 10 is used for resetting of slide block 9.The top cover 11 of orienting sleeve body 1 is provided with data display equipment 15, and data display equipment 15 is high-accuracy clock gauge or data sensor measuring appliance.The expansion link 14 that is connected with slide block 9 is equipped with in the bottom of data display equipment 15.The both sides of described fixed block 8 are fixed with fixedly measuring staff 2 and fixed handle 4 respectively, and the both sides of slide block 9 are fixed with movable measuring staff 3 and flexible handle 5 respectively; Be respectively arranged with on described fixedly measuring staff 2 and the movable measuring staff 3 and measure hoodle 13, fixedly the cross section semicircular in shape shape of measuring staff 2 and movable measuring staff 3.Measurement hoodle 13 shape setting in the shape of a spiral on the described fixedly measuring staff 2, its quantity is 4, measurement hoodle 13 quantity on the movable measuring staff 3 are 1 (referring to accompanying drawing).
During this inside spin trajectory measurement device work, by the fixed handle 4 of manually holding measurement mechanism and flexible handle 5 and inwardly extruding, under the effect of extruding force, flexible handle 5 drives slide block 9 and movable measuring staff 3 moves downward, and respectively with fixed block 8 and fixedly measuring staff 2 close up, after closing up with movable measuring staff 3 and fixedly measuring staff 2 put into measured workpiece (steering nut), and with movable measuring staff 3 and fixing measurement hoodle 13 alignment pieces (steering nut) inside spins (trajectory) on the measuring staff 2.
Unclamp flexible handle 5, under the effect of spring 10, slide block 9 moves upward along guide pole 6, and drive activity measuring staff 3 makes measurement hoodle 13 contact fully with workpiece (steering nut) inside spin (trajectory) thus.Rotate this measurement mechanism along workpiece (steering nut) inside spin (trajectory), measure the mobile data of hoodle 13 on the workpiece inside spin and reach slide block 9 by movable measuring staff 3, and drive slide block 9 along guide pole 6 upper and lower mobile generation displacements, the mobile data of slide block 9 is uploaded to data display equipment 15 by expansion link 14, draws the accuracy data of workpiece (steering nut) inside spin (trajectory) thus.
Claims (3)
1. inside spin trajectory measurement device, it is by orienting sleeve body (1), fixing measuring staff (2), movable measuring staff (3), fixed handle (4), flexible handle (5), guide pole (6), linear bearing (7), fixed block (8), slide block (9), spring (10), top cover (11), bottom (12) and data display equipment (15) constitute, it is characterized in that: top cover (11) is housed above the orienting sleeve body (1), bottom (12) is housed below the orienting sleeve body (1), be fixed with fixed block (8) on the bottom (12), fixed block (8) is provided with guide pole (6), slide block (9) is sleeved on the guide pole (6) by linear bearing (7), guide pole (6) between fixed block (8) and the slide block (9) is provided with spring (10), the top cover (11) of orienting sleeve body (1) is provided with data display equipment (15), and the expansion link (14) that is connected with slide block (9) is equipped with in the bottom of data display equipment (15); The both sides of described fixed block (8) are fixed with fixedly measuring staff (2) and fixed handle (4) respectively, and the both sides of slide block (9) are fixed with movable measuring staff (3) and flexible handle (5) respectively; Be respectively arranged with on described fixedly measuring staff (2) and the movable measuring staff (3) and measure hoodle (13).
2. inside spin trajectory measurement device according to claim 1 is characterized in that: measurement hoodle (13) the shape setting in the shape of a spiral on the described fixedly measuring staff (2), and its quantity is 4; Measurement hoodle (13) quantity on the movable measuring staff (3) is 1.
3. inside spin trajectory measurement device according to claim 1 is characterized in that: described data display equipment (15) is high-accuracy clock gauge or data sensor measuring appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202098181U CN201688793U (en) | 2010-05-20 | 2010-05-20 | Internal screw trajectory measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202098181U CN201688793U (en) | 2010-05-20 | 2010-05-20 | Internal screw trajectory measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201688793U true CN201688793U (en) | 2010-12-29 |
Family
ID=43377073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202098181U Expired - Fee Related CN201688793U (en) | 2010-05-20 | 2010-05-20 | Internal screw trajectory measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201688793U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679839A (en) * | 2011-03-16 | 2012-09-19 | 大连瑞谷科技有限公司 | Steering nut alignment inspection tool of mechanical steering and operation method of inspection tool |
| CN102672541A (en) * | 2011-03-16 | 2012-09-19 | 大连瑞谷科技有限公司 | Interprocess calibration sample piece design and application method of mechanical steering gear nut |
| CN112082445A (en) * | 2020-09-16 | 2020-12-15 | 湖北恒隆汽车系统集团有限公司 | Detection method and detection device for attenuation change of spiral trajectory of steering screw |
-
2010
- 2010-05-20 CN CN2010202098181U patent/CN201688793U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679839A (en) * | 2011-03-16 | 2012-09-19 | 大连瑞谷科技有限公司 | Steering nut alignment inspection tool of mechanical steering and operation method of inspection tool |
| CN102672541A (en) * | 2011-03-16 | 2012-09-19 | 大连瑞谷科技有限公司 | Interprocess calibration sample piece design and application method of mechanical steering gear nut |
| CN102672541B (en) * | 2011-03-16 | 2014-11-05 | 大连瑞谷科技有限公司 | Interprocess calibration sample piece design and application method of mechanical steering gear nut |
| CN112082445A (en) * | 2020-09-16 | 2020-12-15 | 湖北恒隆汽车系统集团有限公司 | Detection method and detection device for attenuation change of spiral trajectory of steering screw |
| CN112082445B (en) * | 2020-09-16 | 2021-11-12 | 湖北恒隆汽车系统集团有限公司 | Detection method and detection device for attenuation change of spiral trajectory of steering screw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201688793U (en) | Internal screw trajectory measurement device | |
| CN202188801U (en) | Female thread micrometer | |
| CN207540465U (en) | Universal joint outer ring test device | |
| CN110160453A (en) | A kind of bearing internal external circle channel measuring machine and its measurement method | |
| CN202452968U (en) | Measurement platform frame for three-dimensional surface morphology | |
| CN202614120U (en) | Worm continuous radial-runout and lead measuring instrument | |
| CN202023127U (en) | Railway gauging rule leveler | |
| CN202928521U (en) | Contact measuring head for thickness measurement of SMT web plate | |
| CN205192439U (en) | Measuring tool of ball pitch | |
| CN201828226U (en) | Device for detecting ball socket center distance of piston of air-conditioning compressor | |
| CN201724631U (en) | Outer spin trajectory measuring device | |
| CN202836422U (en) | Measuring device for engine cylinder top dead center | |
| CN201780069U (en) | Novel spline gauge | |
| CN208419823U (en) | A kind of gear grooved bottom diameter cubing | |
| CN103728110A (en) | Vertically-lifting embedded spring rigidity measuring device | |
| CN206684273U (en) | A kind of electromechanical monitoring device | |
| CN202092569U (en) | Steering nut raceway intermediate diameter measuring device | |
| CN201955068U (en) | Automatic online wheel external diameter measuring device | |
| CN102508033B (en) | Device for testing accelerometer shell | |
| CN204535629U (en) | A kind of burner tip measuring instrument | |
| CN203719857U (en) | Vertically-lifting embedded spring rigidity measuring device | |
| CN204770058U (en) | Take space return bend turn angle guider of angular surveying | |
| CN202393311U (en) | Detection device used for bearing | |
| CN204286322U (en) | A kind of constant velocity cardan joint outer shroud alley distance detection device | |
| CN104596406B (en) | Multi-station micro-positioning line displacement measuring 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20170520 |