CN202066469U - Special measuring tool for inner wheel coaxiality and equal scale division of constant speed driving shaft gate - Google Patents
Special measuring tool for inner wheel coaxiality and equal scale division of constant speed driving shaft gate Download PDFInfo
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- CN202066469U CN202066469U CN2011200156755U CN201120015675U CN202066469U CN 202066469 U CN202066469 U CN 202066469U CN 2011200156755 U CN2011200156755 U CN 2011200156755U CN 201120015675 U CN201120015675 U CN 201120015675U CN 202066469 U CN202066469 U CN 202066469U
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- steel ball
- concentricity
- measured
- equal indicative
- dial gauge
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Abstract
The utility model discloses a special measuring tool for inner wheel coaxiality and equal scale division of a constant speed driving shaft gate, comprising a base, measuring abutting pieces, a reference surface, dial indicators and a fixed bracket; the fixed bracket is tightly connected with the surface of the base; one measuring abutting piece is stably connected with the fixed bracket and abuts against equally-divided grooves on the surface of a measured object, and the other measuring abutting piece is movably connected with the fixed bracket and abuts against another groove of the measured object; the two dial indicators are horizontally arranged at an angle of 90 degrees for the measurement application of coaxiality and equal scale division; the measuring ejector rods of the dial indicators abut against the surface of the measured object and the movable abutting pieces; by taking a first measured value zero as the reference, the remaining equally-divided grooves of the measured object abut against the measuring abutting pieces on by one and then measuring the deviation value of each equally-divided groove relative to the reference value; the difference between the maximum deviation value and the minimum deviation value is the coaxiality and equal scale division of the measured object; and the single-time measurement on the coaxiality and equal scale division of the measured object is realized, and the measurement accuracy is guaranteed.
Description
Technical field
The utility model relates to a kind of special measuring tool, the special measuring tool of wheel concentricity and equal indicative in particularly a kind of constant velocity driving shaft ball cage.
Background technology
Constant velocity driving shaft, promptly constant velocity cardan joint is that the axle that two axis do not overlap is coupled together, and makes the mechanism of diaxon with the unequal angular velocity transmitting movement.It is the vitals in the car drivetrain system, its effect is the driving wheel that the power of engine is delivered to automobile from variator (differential mechanism), satisfy the requirement of car transmission shaft outer end corner, thereby the power of engine is passed to wheel steadily, reliably, beating of the inner suspension of compensation car run at high speed to drive car.
Wheel outer surface includes six groove alleys in the constant velocity driving shaft ball cage, and wheel is higher to the index request of concentricity and equal indicative in the ball cage, need measure concentricity and equal indicative after processing.Use common reference field to add benchmark and can not measure concentricity and equal indicative simultaneously by the measurement mechanism that part adds dial gauge, efficiency of measurement is low, and it is many to influence the factor of measuring accuracy, and measuring accuracy is lower generally.
The utility model content
The utility model is in order to overcome defective in the above-mentioned prior art, by being provided with the accurate special measurement device by part and bidirectional measurement dial gauge of double-basis, realizes the concentricity of measuring object and the disposable measurement and the guarantee measuring accuracy of equal indicative.
The utility model provides the special measuring tool of taking turns concentricity and equal indicative in a kind of constant velocity driving shaft ball cage, comprises that base, fixed support, reference field, measurement are by part and concentricity and equal indicative measurement dial gauge; Base upper surface is the plane with certain precision, and reference field is directly processed by base plane or is made of ad hoc datum plate, and fixed support and base plane are fastenedly connected; Measure by part and be positioned at the groove that fixed support forms, one of them measure by part with respect to fixed support fixedly connected and with ball cage to be measured in one of them formation of the five equilibrium groove that wheel surface had be abutted against, another measure by part flexibly connect with respect to fixed support and with ball cage to be measured in the adjacent five equilibrium groove of taking turns form and be abutted against; Concentricity is measured dial gauge and equal indicative and is measured dial gauge and be fixed on the base, is an angle level at the measurement application need of concentricity, equal indicative between two dial gauges and puts; During measurement, the outside surface of taking turns in concentricity dial gauge push rod and the ball cage to be measured connects, and equal indicative dial gauge push rod and the movable corresponding site of measuring by part connect, and measures when forming interior concentricity of taking turns of ball cage to be measured and equal indicative.
Preferably, concentricity is measured and is 90 degree angle settings between dial gauge and the equal indicative measurement dial gauge.
Preferably, the slot opening that fixed support forms is towards paralleling with base plane, the fixed support upper surface is fastenedly connected with and is used for fixing the fixed head of measuring by part, is respectively equipped with the permission concentricity of perforation, the via hole that equal indicative dial gauge push rod wears on a fixed support bottom surface and the side surface.
Preferably, measuring by part is two on all four steel balls of size, be respectively stationary balls and movable steel ball, the five equilibrium groove size of wheel is suitable in the diameter of steel ball and the ball cage to be measured, stationary balls is connected on the reference field by adjustable for height fixed bar is fastening, and movable steel ball is connected on the reference field by the coupling arrangement with the fixed head flexible connection and can moves in the subrange in the horizontal direction.
Preferably, stationary balls and movable steel ball are transversely arranged towards the fixed support slot opening, and the centre of sphere line of two steel balls is consistent with the axis of equal indicative dial gauge push rod.
Preferably, the coupling arrangement that cooperates with movable steel ball specifically comprises: the movable steel ball screw rod and the compression spring that wear fixed head, the lower end of movable steel ball screw rod is one-body molded the steel ball pressure cap, compression spring is socketed in the outside of movable steel ball screw rod, and the upper surface of compression spring one end and steel ball pressure cap connects, the other end and fixed head bottom surface connect, the top of movable steel ball screw rod is provided with screw thread, and it realizes compressing with the flexible connection of fixed head and with compression spring by screwing nut after passing fixed head; The lower surface of steel ball pressure cap is provided with counterbore or the chute that is used for the flat shape that constraint activity steel ball moves horizontally in its scope, and movable steel ball is clamped in and fixedly forms between the pressure cap and reference field movable steel ball spacing in counterbore or chute.
Compared with prior art, the utility model is realized the concentricity of measuring object and the disposable measurement and the guarantee measuring accuracy of equal indicative by being provided with the accurate special measurement device by part and bidirectional measurement dial gauge of double-basis.
Description of drawings
Fig. 1 is the stereographic map of taking turns the special measuring tool of concentricity and equal indicative in the utility model constant velocity driving shaft ball cage;
Fig. 2 is the stereographic map after the special measuring tool of the utility model constant velocity driving shaft ball cage interior wheel concentricity and equal indicative is laid measuring object;
Fig. 3 is the special measuring tool front view of taking turns concentricity and equal indicative in the utility model constant velocity driving shaft ball cage
Fig. 4 is the partial enlarged drawing that the A place band of Fig. 3 is analysed and observe.
Mark the following drawings mark thereon in conjunction with the accompanying drawings:
The 1-base, 2-fixed support, 21-fixed head, 3-datum plate, the 4-concentricity is measured dial gauge, 41-concentricity dial gauge push rod, and the 4A-equal indicative is measured dial gauge, 41A-equal indicative dial gauge push rod, 5-stationary balls, the movable steel ball of 5A-, 6-stationary balls screw rod, the movable steel ball screw rod of 7-, 71-compression spring, 72-is pressure cap fixedly, 73-nut, 74-steel ball pressure cap counterbore, wheel in the 8-ball cage to be measured, wheel groove in the 81-ball cage, wheel outer surface in the 82-ball cage.
Embodiment
Below in conjunction with accompanying drawing, an embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subjected to the restriction of embodiment.
As shown in Figure 1, the special measuring tool of wheel concentricity and equal indicative comprises base 1, measures by part, reference field, dial gauge (comprising that concentricity is measured dial gauge 4 and equal indicative is measured dial gauge 4A) and fixed support 2 as shown in Figure 1 in a kind of constant velocity driving shaft ball cage of the present utility model.
Wherein, the upper surface of base 1 is the plane with certain plane precision, and reference field constitutes (being used to place wheel 8 in the ball cage to be measured) by ad hoc datum plate 3.Fixed support 2 is fastenedly connected with base 1 plane, fixed support 2 is the rectangular recess structure, the slot opening direction parallels with the upper surface of base 1 that (face relative with opening of groove is groove floor, the face of opening both sides is the groove side), the groove upper surface is fastenedly connected with and is used for fixing the fixed head of measuring by part 21, groove floor and wherein be respectively equipped with the via hole that the permission dial gauge sounding rod (being concentricity dial gauge push rod 41 and equal indicative dial gauge push rod 41A) of two perforations wears on the side.Correspondingly, measure and to be 90 ° of angle settings between concentricity and the equal indicative dial gauge and to be fastenedly connected with fixed support 2, and guarantee the axis of concentricity dial gauge push rod 41 and the central horizontal face coplane of the interior wheel of ball cage to be measured cylindrical, with the accuracy that guarantees that concentricity is measured.The corresponding push rod of two dial gauges wears in the groove that enters fixed support 2 by aforementioned via hole.
Measuring by part is two on all four steel balls of size (being stationary balls 5 and movable steel ball 51), steel ball has certain circularity and surface smoothness, the five equilibrium groove size of wheel 8 is suitable in the diameter of steel ball and the ball cage to be measured, stationary balls 5 is connected on the datum plate 3 by adjustable for height stationary balls screw rod 6, stationary balls screw rod 6 is fastenedly connected with support bracket fastened fixed head 21, (establish and the suitable arc surface of stationary balls 5 outside surfaces stationary balls screw rod 6 lower ends to stationary balls 5 fixing in formation, not shown, make that fixing of steel ball 5 is more reliable).Movable steel ball 5A flexibly connects by coupling arrangement and support bracket fastened fixed head 21 and connects with datum plate 3, this coupling arrangement is concrete as Fig. 1,3, shown in 4, comprise, wear the cylindrical movable steel ball screw rod 7 of fixed head 21, compression spring 71, fixed head 21 is provided with the via hole of the permission activity steel ball screw rod 7 vertical axials motion of perforation, the lower end of movable steel ball screw rod 7 is one-body molded fixedly pressure cap 72 of steel ball, steel ball fixedly pressure cap 72 is the right cylinder coaxial with screw rod 7, its diameter is greater than screw rod 7, compression spring 71 is socketed in screw rod 7 outsides, the lower end of compression spring 71 and the steel ball fixedly upper surface of pressure cap 72 connect, the upper end of compression spring 71 and fixed head 21 bottom surfaces connect, the top of screw rod 7 is provided with screw thread, realize with the flexible connection of fixed head and with compression spring 71 compressions by screwing nut 73 after passing fixed head on screw rod 7 tops, the steel ball fixedly lower surface of pressure cap 72 is provided with the counterbore 74 that retrains steel ball mobile flat shape in its scope, movable steel ball 5A is clamped in fixedly between the pressure cap 72 and reference field, play the effect spacing, promptly should can move in counterbore 74 scopes in the horizontal direction by activity steel ball 5A movable steel ball.Transversely arranged towards fixed support 2 notches between stationary balls 5 and the movable steel ball 5A, the centre of sphere line of two steel balls is consistent with the axis of the equal indicative dial gauge push rod 41A that fixed support 2 side surfaces wear.
Further as shown in Figure 2, in the measuring process, wheel 8 is positioned over datum plate 3 surfaces in the ball cage to be measured, embed respectively in the two adjacent five equilibrium grooves that the interior wheel of ball cage to be measured 8 surfaces are had to measure and be abutted against by stationary balls 5 in the part and movable steel ball 5A formation, after wheel 8 relative measurements are located by part in the ball cage to be measured, the outside surface 82 of wheel 8 connects with the push rod 41 of concentricity measurement dial gauge 4 in the ball cage to be measured, after the push rod 41A of equal indicative measurement dial gauge 4A and movable steel ball 5A connected, two dial gauges all made zero as reference value; Rotate wheel 8 in the ball cage to be measured, be abutted against fixing with measurement mutually by part the five equilibrium groove on wheel 8 surfaces in the ball cage to be measured one by one, measure the deviate of each five equilibrium groove of back with respect to reference value, the difference of maximum deflection difference value and minimum deviation value is corresponding concentricity of measuring object and equal indicative.
Compared with prior art, the utility model is realized the concentricity of measuring object and the disposable measurement and the guarantee measuring accuracy of equal indicative by being provided with the accurate special measurement device by part and bidirectional measurement dial gauge of double-basis.
More than disclosed only be a specific embodiment of the present utility model, still, the utility model is not limited thereto, any those skilled in the art can think variation all should fall into protection domain of the present utility model.
Claims (6)
1. the interior special measuring tool of taking turns concentricity and equal indicative of constant velocity driving shaft ball cage comprises that base, fixed support, reference field, measurement are by part and concentricity and equal indicative measurement dial gauge; Base upper surface is the plane with certain precision, and reference field is directly processed by base plane or is made of ad hoc datum plate, and fixed support and base plane are fastenedly connected; It is characterized in that, described measurement is positioned at the groove that fixed support forms by part, one of them measure by part with respect to fixed support fixedly connected and with ball cage to be measured in one of them formation of the five equilibrium groove that wheel surface had be abutted against, another measure by part flexibly connect with respect to fixed support and with ball cage to be measured in the adjacent five equilibrium groove of taking turns form and be abutted against; Concentricity is measured dial gauge and equal indicative and is measured dial gauge and be fixed on the base, is an angle level at the measurement application need of concentricity, equal indicative between two dial gauges and puts; During measurement, the outside surface of taking turns in concentricity dial gauge push rod and the ball cage to be measured connects, and equal indicative dial gauge push rod and the movable corresponding site of measuring by part connect, and measures when forming interior concentricity of taking turns of ball cage to be measured and equal indicative.
2. the special measuring tool of wheel concentricity and equal indicative is characterized in that in the constant velocity driving shaft ball cage according to claim 1, and described concentricity is measured and is 90 degree angle settings between dial gauge and the equal indicative measurement dial gauge.
3. the special measuring tool of wheel concentricity and equal indicative in the constant velocity driving shaft ball cage according to claim 2, it is characterized in that, the slot opening that described fixed support forms is towards paralleling with base plane, the fixed support upper surface is fastenedly connected with and is used for fixing the fixed head of measuring by part, is respectively equipped with the permission concentricity of perforation, the via hole that equal indicative dial gauge push rod wears on a fixed support bottom surface and the side surface.
4. the special measuring tool of wheel concentricity and equal indicative in the constant velocity driving shaft ball cage according to claim 3, it is characterized in that, described measurement is two on all four steel balls of size by part, be respectively stationary balls and movable steel ball, the five equilibrium groove size of wheel is suitable in the diameter of steel ball and the ball cage to be measured, stationary balls is connected on the reference field by adjustable for height fixed bar is fastening, and movable steel ball is connected on the reference field by the coupling arrangement with described fixed head flexible connection and can moves in the subrange in the horizontal direction.
5. the special measuring tool of wheel concentricity and equal indicative in the constant velocity driving shaft ball cage according to claim 4, it is characterized in that, described stationary balls and movable steel ball are transversely arranged towards the fixed support slot opening, and the centre of sphere line of two steel balls is consistent with the axis of equal indicative dial gauge push rod.
6. the special measuring tool of wheel concentricity and equal indicative in the constant velocity driving shaft ball cage according to claim 4, it is characterized in that, the described coupling arrangement that cooperates with movable steel ball specifically comprises: the movable steel ball screw rod and the compression spring that wear fixed head, the lower end of movable steel ball screw rod is one-body molded the steel ball pressure cap, described compression spring is socketed in the outside of movable steel ball screw rod, and the upper surface of compression spring one end and steel ball pressure cap connects, the other end and fixed head bottom surface connect, the top of movable steel ball screw rod is provided with screw thread, and it realizes compressing with the flexible connection of fixed head and with compression spring by screwing nut after passing fixed head; The lower surface of steel ball pressure cap is provided with counterbore or the chute that is used for the flat shape that constraint activity steel ball moves horizontally in its scope, and movable steel ball is clamped in and fixedly forms between the pressure cap and reference field movable steel ball spacing in described counterbore or chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200156755U CN202066469U (en) | 2011-01-13 | 2011-01-13 | Special measuring tool for inner wheel coaxiality and equal scale division of constant speed driving shaft gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200156755U CN202066469U (en) | 2011-01-13 | 2011-01-13 | Special measuring tool for inner wheel coaxiality and equal scale division of constant speed driving shaft gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202066469U true CN202066469U (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200156755U Expired - Fee Related CN202066469U (en) | 2011-01-13 | 2011-01-13 | Special measuring tool for inner wheel coaxiality and equal scale division of constant speed driving shaft gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202066469U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607359A (en) * | 2012-03-09 | 2012-07-25 | 浙江金固股份有限公司 | Wheel spoke plane difference inspection device |
| CN102997828A (en) * | 2012-11-16 | 2013-03-27 | 无锡麦铁精密机械制造有限公司 | Coaxiality gauge |
| CN103344161A (en) * | 2013-07-02 | 2013-10-09 | 景鑫精密组件（昆山）有限公司 | Quick measuring fixture |
| CN104613913A (en) * | 2014-12-30 | 2015-05-13 | 浙江科技学院 | Automatic measuring machine for inclined roller path star-like sleeve |
| CN106761693A (en) * | 2016-11-25 | 2017-05-31 | 中铁上海工程局集团第五工程有限公司 | A kind of inspection aperture apparatus for different pile foundation hole footpaths |
| CN108775852A (en) * | 2018-05-10 | 2018-11-09 | 平湖市宇达精密机械有限公司 | Six decile detection device of cage window |
| CN112033264A (en) * | 2020-08-31 | 2020-12-04 | 安徽康尼精密机械有限公司 | Sphere groove coplanarity detection tool and detection method for forge piece |
-
2011
- 2011-01-13 CN CN2011200156755U patent/CN202066469U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607359A (en) * | 2012-03-09 | 2012-07-25 | 浙江金固股份有限公司 | Wheel spoke plane difference inspection device |
| CN102997828A (en) * | 2012-11-16 | 2013-03-27 | 无锡麦铁精密机械制造有限公司 | Coaxiality gauge |
| CN103344161A (en) * | 2013-07-02 | 2013-10-09 | 景鑫精密组件（昆山）有限公司 | Quick measuring fixture |
| 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 |
| CN106761693A (en) * | 2016-11-25 | 2017-05-31 | 中铁上海工程局集团第五工程有限公司 | A kind of inspection aperture apparatus for different pile foundation hole footpaths |
| CN106761693B (en) * | 2016-11-25 | 2023-06-09 | 中铁上海工程局集团第五工程有限公司 | Hole inspection device for different pile foundation apertures |
| CN108775852A (en) * | 2018-05-10 | 2018-11-09 | 平湖市宇达精密机械有限公司 | Six decile detection device of cage window |
| CN112033264A (en) * | 2020-08-31 | 2020-12-04 | 安徽康尼精密机械有限公司 | Sphere groove coplanarity detection tool and detection method for forge piece |
| CN112033264B (en) * | 2020-08-31 | 2022-01-28 | 安徽康尼精密机械有限公司 | Sphere groove coplanarity detection tool and detection method for forge piece |
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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: 20111207 Termination date: 20200113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |