CN203731991U - Universal joint external star-wheel ball groove pitch circle diameter measuring tool - Google Patents
Universal joint external star-wheel ball groove pitch circle diameter measuring tool Download PDFInfo
- Publication number
- CN203731991U CN203731991U CN201420105408.0U CN201420105408U CN203731991U CN 203731991 U CN203731991 U CN 203731991U CN 201420105408 U CN201420105408 U CN 201420105408U CN 203731991 U CN203731991 U CN 203731991U
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- steel ball
- movable steel
- alley
- seat
- stationary balls
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- Expired - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 54
- 239000010959 steel Substances 0.000 claims abstract description 54
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model belongs to the technical field of mechanical processing non-standard measuring tools, and discloses a universal joint external star-wheel ball groove pitch circle diameter measuring tool. Two contour blocks are installed on a pedestal. An upper plate is fixedly installed on the contour blocks. A reference plate is fixedly installed on the upper plate. An external star-wheel is fixed on the reference plate. One fixed steel ball base is fixedly arranged on the upper plate. The fixed steel ball base penetrates through the middle through hole of the reference plate. A fixed steel ball is fixedly matched with one ball groove. A flexible steel ball base is internally provided with a flexible steel ball and is arranged on a slide sleeve device which is installed on the pedestal via a supporting base. The flexible steel ball is limited in a reverse ball groove of the external star-wheel in a 180-degree direction. The ball centers of the fixed steel ball and the flexible steel ball are positioned on a system plane. The slide sleeve device is fixedly provided with a measuring rod. A dial gauge is fixed on the right side of the measuring rod via a gauge base and the dial gauge is used for measuring displacement of the measuring rod. The measuring tool is simple in measurement and adjustment method, high in detection speed and low in requirement for detection personnel skills.
Description
Technical field
The utility model belongs to the nonstandard measurer technical field of machining, particularly a kind of universal joint out star wheel alley pitch diameter measurer.
Background technology
VL type universal joint out star wheel alley is divided into 3 left alleys and 3 right alleys, and left and right alley alternative arrangement, in System planes, 6 alleys are uniform, respectively have a left alley and a right alley in 180 ° of directions, and what measure is exactly the distance at two alley centers in 180 ° of directions.But because these two centers of circle are virtual, reality does not exist, so cannot directly measure PCD(pitch circle) diameter value.
Existing measuring method one: adopt three-dimensional to detect, the slow efficiency of detection speed is lower, precision is high, and simultaneously can detect right alignment, cylindricity, right alignment, concentricity, the depth of parallelism, verticality, beat, the parameter such as the beating of the linearity of right cylinder bus, right cylinder end face, flatness.But three-dimensional coordinates measurement needs programming, require high to detecting operating personnel; Detection speed is slow; Equipment cost is higher, and environment (temperature) is had relatively high expectations, and is applicable to laboratory environment application.Cannot be applicable to the Quick Measurement application of production on-site environment.
Existing measuring method two: adopt vernier caliper to detect, detection is of a size of conversion size, artificially detects error large, and efficiency is low.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of universal joint out star wheel alley pitch diameter measurer, by one group of left and right alley in 180 ° of directions is measured, contrasts with standard value the PCD diameter value that obtains alley.
The technical scheme that the utility model is taked is:
A kind of universal joint out star wheel alley pitch diameter measurer, universal joint out star wheel alley comprises 3 left alleys and 3 right alleys of alternative arrangement, an and System planes, in described System planes, article 6, alley is uniform, it is characterized in that, described measurer comprises base, stationary balls and movable steel ball, two isometry blocks are installed on described base, on described isometry block, fixedly mount upper plate, on described upper plate, fixedly mount datum plate, described universal joint out star wheel is fixed on described datum plate, on described upper plate, be fixedly installed a stationary balls seat, described steel ball seat is through the intermediate throughholes of described datum plate, described stationary balls is fixed on described stationary balls seat side an alley secure fit with described out star wheel through the intermediate throughholes on described stationary balls seat, described movable steel ball is arranged on a movable steel ball seat side, described movable steel ball and described stationary balls are distributed in the outside of described movable steel ball seat and described stationary balls seat, described movable steel ball seat is arranged on a sliding bush apparatus, described sliding bush apparatus is arranged on described base, described movable steel ball is limited in the reverse alley in 180 ° of directions of the alley coordinating with described stationary balls, the centre of sphere of described stationary balls and described movable steel ball is positioned in described System planes, described sliding bush apparatus side arranges a measuring staff, a dial gauge is set in described measuring staff direction, described dial gauge is fixed on described base by gauge stand, described dial gauge is measured the displacement of described measuring staff.
Further, described sliding bush apparatus comprises the sliding sleeve arranging on axle and described axle, and two supporting seats are set on described base, for fixing described axle, described sliding sleeve is connected with described movable steel ball seat, and described sliding sleeve is formed and is slidably matched by sliding bearing and described axle.
Further, a back-moving spring is set between described right side supporting seat and described sliding sleeve, described axle is through the intermediate throughholes of described back-moving spring, described back-moving spring produces a thrust to described sliding sleeve, make described movable steel ball all the time in the state away from described stationary balls, a stop screw is set on the supporting seat of described left side, and described stop screw and described sliding sleeve end contact, for regulating the distance of described movable steel ball and described stationary balls.
Further, in the middle of described upper plate, have slideway, described slideway is consistent with the gauge head moving direction of described dial gauge, and described movable steel ball seat is through described slideway, and described movable steel ball seat is limited in moving linearly in described slideway.
The beneficial effects of the utility model are:
(1) measurement and determination methods are simple, and detection speed is fast, require low to testing staff's technical ability;
(2) hardware cost is low, detection speed is fast, low to environmental requirement;
(3) accuracy of detection can meet the tolerance of the alley PCD diameter that automobile VL type out star wheel alley rough mills.
Brief description of the drawings
Accompanying drawing 1 is the cut-open view of out star wheel;
Accompanying drawing 2 is A-A cut-open views in accompanying drawing 1;
Accompanying drawing 3 is cut-open views of the present utility model;
Accompanying drawing 4 is that the B of accompanying drawing 3 is to view;
Accompanying drawing 5 is that the C of accompanying drawing 3 is to view;
Accompanying drawing 6 is D-D cut-open views of accompanying drawing 3;
Accompanying drawing 7 is schematic perspective views of the present utility model;
Accompanying drawing 8 is two steel balls of the present utility model distributing position schematic diagram on out star wheel.
Label in accompanying drawing is respectively:
1. out star wheel; 2. left alley;
3. right alley; 4. System planes;
5. base; 6. leg;
7. isometry block; 8. upper plate;
9. datum plate; 10. stationary balls seat;
11. stationary balls; 12. supporting seats;
13. axles; 14. sliding sleeves;
15. sliding bearings; 16. back-moving springs;
17. stop screws; 18. movable steel ball seats;
19. movable steel balls; 20. measuring staffs;
21. gauge stands; 22. dial gauges.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of the utility model universal joint out star wheel alley pitch diameter measurer is elaborated.
Be ring texture referring to accompanying drawing 1 to 2, VL type universal joint out star wheel 1, on its inner headed face, evenly alternative arrangement has 2 and 3 right alleys 3 of 3 left alleys, because 6 alleys in System planes 4 are uniform, therefore in 180 ° of directions, must respectively have a left and right alley.Adding man-hour, is also that employing is processed after a pair of alley in pairs, second pair of alley of 120 ° of processing of workpiece rotation, then rotate 120 ° and process last to alley.Therefore,, by the measurement of a pair of alley in 180 ° of directions, can obtain out star wheel alley PCD diameter value.
Referring to accompanying drawing 3 to 7, on base 5, be fixedly installed two isometry blocks 7, base 5 belows are provided with leg 6, convenient mobile and fixing, on isometry block 7, fixedly mount a upper plate 8, upper plate 8, between isometry block 7 and base 5, form a space, on upper plate 8, fixedly mount a datum plate 9, datum plate 9 is for installing universal joint out star wheel 1, on datum plate 9, have intermediate throughholes, on upper plate 8, fixedly mount a stationary balls seat 10, in the intermediate throughholes of the upper end of stationary balls seat 10 from datum plate 9, pass, between stationary balls seat 10 and an alley to be measured, fix a stationary balls 11, stationary balls 11 passes by the screw rod that is fixed in afterbody the through hole being arranged on stationary balls seat 10, form a fixed connection with nut and stationary balls seat 10.
On upper plate 8, have slideway, sliding bush apparatus is installed below slideway, movable steel ball seat 18 is installed on sliding bush apparatus, the upper end of movable steel ball seat is through slideway, slideway has limited movable steel ball seat 18 and can only move by rectilinear direction, at movable steel ball seat 18 sides, a movable steel ball 19 is set, movable steel ball 19 be limited in the corresponding 180 ° of directions of the residing alley of stationary balls 11 on reverse alley in, stationary balls 11 is positioned in System planes 4 with the centre of sphere of movable steel ball 19.Sliding bush apparatus is included on base 5, by supporting seat 12, an axle 13 is installed, on axle 13, by sliding bearing 15, a sliding sleeve 14 is installed, fixedly mount a measuring staff 20 at the side of sliding sleeve 14, the right side of measuring staff 20 fixedly mounts a dial gauge 22 by gauge stand 21, the table gauge head of submeter 22 and the end contact of measuring staff 20 are movable steel ball 19 to measuring staff 20() displacement measure.
Between the right side of sliding sleeve 14 and supporting seat 12, be provided with back-moving spring 16, back-moving spring 16 is through on axle 13, back-moving spring 16 produces a thrust to sliding sleeve 14, this thrust by movable steel ball 19 away from stationary balls 11, on the supporting seat 12 in sliding sleeve 14 left sides, stop screw 17 is set, stop screw 17 contacts with the left side of sliding sleeve 14, by regulating stop screw 17 to carry out spacing to the movement of sliding sleeve 14, limited the initial distance of stationary balls 11 and movable steel ball 19, initial distance need be greater than PCD diameter 1 ~ 2mm.
Referring to accompanying drawing 8, movable steel ball 19 and stationary balls 11 are distributed in the System planes of out star wheel 1, and stationary balls 11 contacts with left alley 2, and movable steel ball 19 contacts with right alley 3, and under the effect of back-moving spring 16 thrusts, movable steel ball 19 reaches a fixed position.
Continue referring to accompanying drawing 3, the course of work of the present utility model is as follows, uses PCD diameter standard proof-reading block by the pointer zeroing of dial gauge 22, and on dial gauge 22, carries out margin tolerance mark.An alley of out star wheel 1 is contacted with stationary balls 11, another alley alignment activity steel ball 19 in 180 ° of directions, to pressing down out star wheel 1, movable steel ball 19 is inside contracted to be entered in alley, the end face of measuring staff 20 contacts with the gauge head of dial gauge 22, after the end face of out star wheel 1 contacts with datum plate 9, to let go, dial gauge 22 produces a measured value.Repeat above-mentioned steps, rotate measured workpiece, can draw the measured value of other two groups of alleys, these measured values are exactly alley PCD diameter.Finally take off workpiece and just complete the one-shot measurement process of product.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a universal joint out star wheel alley pitch diameter measurer, universal joint out star wheel alley comprises 3 left alleys and 3 right alleys of alternative arrangement, an and System planes, in described System planes, article 6, alley is uniform, it is characterized in that: described measurer comprises base, stationary balls and movable steel ball, two isometry blocks are installed on described base, on described isometry block, fixedly mount upper plate, on described upper plate, fixedly mount datum plate, described universal joint out star wheel is fixed on described datum plate, on described upper plate, be fixedly installed a stationary balls seat, described steel ball seat is through the intermediate throughholes of described datum plate, described stationary balls is fixed on described stationary balls seat side an alley secure fit with described out star wheel through the intermediate throughholes on described stationary balls seat, described movable steel ball is arranged on a movable steel ball seat side, described movable steel ball and described stationary balls are distributed in the outside of described movable steel ball seat and described stationary balls seat, described movable steel ball seat is arranged on a sliding bush apparatus, described sliding bush apparatus is arranged on described base, described movable steel ball is limited in the reverse alley in 180 ° of directions of the alley coordinating with described stationary balls, the centre of sphere of described stationary balls and described movable steel ball is positioned in described System planes, described sliding bush apparatus side arranges a measuring staff, a dial gauge is set in described measuring staff direction, described dial gauge is fixed on described base by gauge stand, described dial gauge is measured the displacement of described measuring staff.
2. universal joint out star wheel alley pitch diameter measurer according to claim 1, it is characterized in that: described sliding bush apparatus comprises the sliding sleeve arranging on axle and described axle, two supporting seats are set on described base, for fixing described axle, described sliding sleeve is connected with described movable steel ball seat, and described sliding sleeve is formed and is slidably matched by sliding bearing and described axle.
3. universal joint out star wheel alley pitch diameter measurer according to claim 1 and 2, it is characterized in that: a back-moving spring is set between described right side supporting seat and described sliding sleeve, described axle is through the intermediate throughholes of described back-moving spring, described back-moving spring produces a thrust to described sliding sleeve, make described movable steel ball all the time in the state away from described stationary balls, a stop screw is set on the supporting seat of described left side, described stop screw and described sliding sleeve end contact, for regulating the distance of described movable steel ball and described stationary balls.
4. universal joint out star wheel alley pitch diameter measurer according to claim 1 and 2, it is characterized in that: in the middle of described upper plate, have slideway, described slideway is consistent with the gauge head moving direction of described dial gauge, described movable steel ball seat is through described slideway, and described movable steel ball seat is limited in moving linearly in described slideway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105408.0U CN203731991U (en) | 2014-03-10 | 2014-03-10 | Universal joint external star-wheel ball groove pitch circle diameter measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105408.0U CN203731991U (en) | 2014-03-10 | 2014-03-10 | Universal joint external star-wheel ball groove pitch circle diameter measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203731991U true CN203731991U (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420105408.0U Expired - Lifetime CN203731991U (en) | 2014-03-10 | 2014-03-10 | Universal joint external star-wheel ball groove pitch circle diameter measuring tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN203731991U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613913A (en) * | 2014-12-30 | 2015-05-13 | 浙江科技学院 | Automatic measuring machine for inclined roller path star-like sleeve |
| CN106152910A (en) * | 2015-04-16 | 2016-11-23 | 常州兰翔机械有限责任公司 | Measure the using method of the measuring tool for outer diameter of odd-numbered blade rotor |
| CN107883838A (en) * | 2017-10-27 | 2018-04-06 | 上海纳铁福传动系统有限公司 | A kind of measurer and measuring method for being used to measure out star wheel alley diameter |
| CN109238099A (en) * | 2018-10-16 | 2019-01-18 | 浙江旺盛动力机电有限公司 | A kind of ball seat inside dimension measuring device |
-
2014
- 2014-03-10 CN CN201420105408.0U patent/CN203731991U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613913A (en) * | 2014-12-30 | 2015-05-13 | 浙江科技学院 | Automatic measuring machine for inclined roller path star-like sleeve |
| CN104613913B (en) * | 2014-12-30 | 2017-04-12 | 浙江科技学院 | Automatic measuring machine for inclined roller path star-like sleeve |
| CN106152910A (en) * | 2015-04-16 | 2016-11-23 | 常州兰翔机械有限责任公司 | Measure the using method of the measuring tool for outer diameter of odd-numbered blade rotor |
| CN107883838A (en) * | 2017-10-27 | 2018-04-06 | 上海纳铁福传动系统有限公司 | A kind of measurer and measuring method for being used to measure out star wheel alley diameter |
| CN109238099A (en) * | 2018-10-16 | 2019-01-18 | 浙江旺盛动力机电有限公司 | A kind of ball seat inside dimension measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
|
| CX01 | Expiry of patent term |