CN204214383U - Spline angle measurement unit - Google Patents
Spline angle measurement unit Download PDFInfo
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- CN204214383U CN204214383U CN201420683938.3U CN201420683938U CN204214383U CN 204214383 U CN204214383 U CN 204214383U CN 201420683938 U CN201420683938 U CN 201420683938U CN 204214383 U CN204214383 U CN 204214383U
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Abstract
The utility model belongs to the pick-up unit of mechanical component, a kind of spline angle measurement unit is mainly provided, for measuring the spline angle on splined shaft, the other end of described splined shaft is positioning end, described spline angle measurement unit comprises base, splined shaft positioning seat and measurement components, described splined shaft positioning seat and described measurement components are fixedly installed on described base, the positioning end of described splined shaft is arranged on described spline positioning seat, described measurement components comprises measuring seat, measurement dish, operating mechanism and measurement pin, described measurement dish and the installation of described measurement pin penetrate and are arranged on described measuring seat, described measurement dish is arranged the keyway matched with described spline, described spline can be locked in conjunction with described splined shaft positioning seat by described operating mechanism by described measurement dish, described measurement dish is provided with the first jack, described first jack can be inserted in described one end measuring pin.
Description
Technical field
The utility model belongs to the pick-up unit of mechanical component, and more specifically, the utility model relates to a kind of device for measuring spline angle.
Background technology
Splined shaft part in automobile steering device, relative to part benchmark, has certain requirement to spline Angular Dimension, if angle out-of-size scope, may cause assembling, or affect bearing circle installation direction.For this reason, need to measure in the manufacture process of splined shaft part, to ensure the quality of splined shaft; Or when the splined shaft parts batch quality of production controls not good, before assembly splined shaft part is detected fast, to sub-elect qualified splined shaft part.
At present in the industry, gear measurement machine or three coordinate measuring machine is adopted to measure for the spline angle on splined shaft, gear measurement machine and three coordinate measuring machine very high for the precision of measurement of spline angle, but due to gear measurement machine and three coordinate measuring machine structure and mode of operation is limit, these two kinds of modes are not all suitable in production scene, are not suitable for yet and differentiate fast the quality of splined shaft and select.
Therefore, how in production scene, the quality of splined shaft differentiated and how to judge the quality of splined shaft fast, becoming those skilled in the art's problem demanding prompt solution.
Summary of the invention
Fundamental purpose of the present utility model is to provide a kind of spline angle measurement unit, to solve the above-mentioned problems of the prior art mentioned.
For reaching above-mentioned purpose, technical way of the present utility model is to provide a kind of spline angle measurement unit, for measuring the spline angle on splined shaft, the other end of described splined shaft is positioning end, described spline angle measurement unit comprises base, splined shaft positioning seat and measurement components, described splined shaft positioning seat and described measurement components are fixedly installed on described base, the positioning end of described splined shaft is arranged on described spline positioning seat, described measurement components comprises measuring seat, measurement dish, operating mechanism and measurement pin, described measurement dish and the installation of described measurement pin penetrate and are arranged on described measuring seat, described measurement dish is arranged the keyway matched with described spline, described spline can be locked in conjunction with described splined shaft positioning seat by described operating mechanism by described measurement dish, described measurement dish is provided with the first jack, described first jack can be inserted in described one end measuring pin.
Splined shaft to be located by measurement dish and splined shaft positioning seat and is clamped by the utility model, again by promoting to measure pin, if measurement pin can insert in the first jack on measurement dish, then can judge that the spline angle on splined shaft is qualified, otherwise, then unacceptable product is judged to.
In addition, if measure pin can insert described first jack, so measure to be converted into the angu-lar deviation of splined shaft and the position degree of the first jack on measurement dish is measured, be convenient to every manufacturing parameter of adjustment splined shaft just in process of production in time.
Preferably, the keyway on described measurement dish is conical, and the quantity of described keyway is less than the key number of teeth amount on described spline.
The quantity of keyway is less than the key number of teeth amount on spline, better can realize the gapless location of splined shaft, the setting of pyramidal structure is then make the more enough convenient measurement dishes that enters fast of splined shaft realize location and clamping, this can not only make positioning error reduce as much as possible, also greatly improves the consistance of location.
Further, described measurement components also comprises mistake proofing pin, described mistake proofing pin penetrates and is arranged on described measuring seat, described measurement dish is provided with the second jack, described second jack can be inserted in one end of described mistake proofing pin, and the radial dimension of described second jack is greater than the radial dimension of described first jack.
The setting of mistake proofing pin not only causes erroneous judgement for preventing because splined shaft clamping is ground one's teeth, but also can meet the measurement requirement that the splined shaft with different angles tolerance remodels when measuring.
Particularly, described splined shaft positioning seat is provided with through hole, the shape of described positioning end is consistent with the shape of described through hole and cooperatively interact and realize transition and connect.
Shape consistent and the through hole cooperatively interacted and positioning end, could realize the gapless positioning requirements of splined shaft positioning end.
Preferably, described measurement components also comprises the axis of guide, spring device and blind rivet, the described axis of guide is fixedly connected with described measurement dish, and the described axis of guide is connected with described operating mechanism by described spring device with measurement dish, and described blind rivet is connected with described operating mechanism.
When the described axis of guide drives described measurement dish to advance, the positioning gap that the tolerance between the part that described spring device can eliminate tested splined shaft causes, is retracted by the blind rivet on operating mechanism during backhaul.
Preferably, described measurement pin and mistake proofing pin to be connected with the described axis of guide by connecting rod and synchronously to retreat with the described axis of guide.
Synchronously retreated by connecting rod and the described axis of guide, the described operation ease measuring pin and mistake proofing pin can be improved.
Further, the described other end measuring pin is provided with the first spring and first handle, and described first spring is arranged between described connecting rod and described first handle.
During measurement, promote by selling with measurement the first handle be integrally connected, and make the first spring pressurized; Measure and terminate, first spring reset and drive measure pin automatic retraction, structure with spring makes the measurement efficiency of this spline angle measurement unit described in the utility model obtain great lifting, and can also improve the operation sense of operator, thus increases the reliability measured.
Preferably, the other end of described mistake proofing pin is provided with the second spring and second handle, and described second spring is arranged between described connecting rod and described second handle.
Further, described base is also provided with pre-determined bit V-block and supporting seat, described pre-determined bit V-block is arranged at the below of described splined shaft and supports described splined shaft, and described supporting seat is arranged at the below of described operating mechanism and supports described operating mechanism.
The V-block of pre-determined bit can be convenient to correcting and the pre-determined bit of splined shaft, thus reaches and shorten detection time and improve the object of detection efficiency.
Preferably, described operating mechanism is link operations mechanism.
Therefore, spline angle measurement unit described in the utility model is adopted can to reach some beneficial effect following:
1, the utility model is the measuring method that spline angle on splined shaft provides a kind of simple and fast, is highly suitable for the sampling observation of production scene or the rapid sorting of part volume;
2, spline angle measurement unit described in the utility model, is coiled by measurement, not only makes spline angular error be easy to be tested out, but also reduces manufacturing accuracy and the manufacturing cost of measurement mechanism, makes spline angle measurement unit be easy to realize;
3, spline angle measurement unit described in the utility model, by axial tapering and the spring device of keyway, eliminates the radial and axial positioning gap of splined shaft, so location is very accurate, this is conducive to reducing measuring error and improving the accuracy measuring structure;
4, spline angle measurement unit described in the utility model provides mistake proofing pin, effectively can prevent the measurement erroneous judgement caused because installation is ground one's teeth;
5, spline angle measurement unit described in the utility model provides pre-determined bit V-block, thus makes operation more simple and efficient;
6, the correlated parts in spline angle measurement unit described in the utility model is convenient to standardization, and the splined shaft that can adapt to the Multiple Type specification under certain condition carries out detection of remodeling, and is thus convenient to promote.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the perspective view of the tested spline in spline angle measurement unit described in the utility model;
Fig. 2 is the perspective view of spline angle measurement unit described in the utility model;
Fig. 3 is horizontal sectional structure schematic diagram and longitudinal direction in Fig. 2;
Fig. 4 is the perspective view of the measurement dish in spline angle measurement unit described in the utility model;
Fig. 5 is the perspective view of the splined shaft positioning seat in spline angle measurement unit described in the utility model.
Main element symbol description:
1 splined shaft 2 measurement dish
3 axis of guide 4 first fixtures
5 measuring seat 6 connecting rods
7 operating mechanism 8 supporting seats
9 first handle 10 first springs
Pin measured by 11 second fixtures 12
13,14 pre-determined bit V-block 15 bases
16 splined shaft positioning seat 17 mistake proofing pins
18 Compress Spring 19 blind rivets
20 second spring 21 second handles
22 first jack 23 second jacks.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the perspective view of the tested spline in spline angle measurement unit described in the utility model;
Fig. 2 is the perspective view of spline angle measurement unit described in the utility model;
Fig. 3 is horizontal sectional structure schematic diagram and longitudinal direction in Fig. 2;
Fig. 4 is the perspective view of the measurement dish in spline angle measurement unit described in the utility model;
Fig. 5 is the perspective view of the splined shaft positioning seat in spline angle measurement unit described in the utility model.
The utility model mainly provides a kind of spline angle measurement unit, for measuring the spline angle on splined shaft, as Figure 1-Figure 5, in the first embodiment of the present utility model, the other end of splined shaft is positioning end, spline angle measurement unit comprises base 15, splined shaft positioning seat 16 and measurement components, splined shaft positioning seat 16 and measurement components are fixedly installed on base 15, the positioning end of splined shaft 1 is arranged on spline positioning seat 16, measurement components comprises measuring seat 5, measurement dish 2, operating mechanism 7 and measurement pin 12, measurement dish 2 and measurement pin 12 are installed to penetrate and are arranged on measuring seat 5, measurement dish 2 is arranged the keyway matched with spline, spline can be locked in conjunction with splined shaft positioning seat 16 by operating mechanism 7 by measurement dish 2, measurement dish 2 is provided with the first jack 22, the first jack 22 can be inserted in the one end measuring pin 12.
Splined shaft 1 to be located by measurement dish 2 and splined shaft positioning seat 16 and is clamped by the utility model, again by promoting to measure pin 12, can insert in the first jack 22 on measurement dish 2 if measure pin 12, then can judge that the spline angle on splined shaft 1 is qualified, otherwise, then unacceptable product is judged to.
In addition, if measure pin 12 can insert the first jack 22, so measure to be converted into the angu-lar deviation of splined shaft 1 and the position degree of the first jack 22 on measurement dish 2 is measured, be convenient to every manufacturing parameter of adjustment splined shaft 1 just in process of production in time.
As shown in Figure 4, in the first embodiment of the present utility model, the keyway on measurement dish 2 is conical, and the quantity of keyway is less than the key number of teeth amount on spline.
The quantity of keyway is less than the key number of teeth amount on spline, better can realize the gapless location of splined shaft 1, the setting of pyramidal structure is then make the more enough convenient measurement dishes 2 that enters fast of splined shaft 1 realize location and clamping, this can not only make positioning error reduce as much as possible, also greatly improves the consistance of location.
Further, in the first embodiment of the present utility model, measurement components also comprises mistake proofing pin 17, mistake proofing pin 17 penetrates and is arranged on measuring seat 5, measurement dish 2 is provided with the second jack 23, the radial dimension that the second jack 23, second jack 23 can be inserted in one end of mistake proofing pin 17 is greater than the radial dimension of the first jack 22.
The setting of mistake proofing pin 17 not only causes erroneous judgement for preventing because splined shaft 1 clamping is ground one's teeth, but also can meet the measurement requirement that the splined shaft 1 with different angles tolerance remodels when measuring.
As shown in Figure 5, in the first embodiment of the present utility model, splined shaft positioning seat 16 is provided with through hole, the shape of positioning end is consistent with the shape of through hole and cooperatively interact and realize transition and connect.
Shape consistent and the through hole cooperatively interacted and positioning end, could realize the gapless positioning requirements of splined shaft positioning end.
As further optimization of the present utility model, as shown in Figures 2 and 3, in the first embodiment of the present utility model, measurement components also comprises the axis of guide 3, Compress Spring 18 (i.e. spring device) and blind rivet 19, the axis of guide 3 is fixedly connected with measurement dish 2, the axis of guide 3 is connected with operating mechanism 7 by Compress Spring 18 with measurement dish 2, and blind rivet 19 is connected with operating mechanism 7.
When the axis of guide 3 drives measurement dish 2 to advance, the positioning gap that the tolerance between the part that spring device 7 can eliminate tested splined shaft 1 causes, is retracted by the blind rivet on operating mechanism 7 during backhaul.
As shown in Figures 2 and 3, measure pin 12 and mistake proofing pin 17 to be connected with the axis of guide 3 by connecting rod 6 and synchronously to retreat with the axis of guide 3.
Synchronously retreated by connecting rod 6 and the axis of guide 3, the operation ease measuring pin 12 and mistake proofing pin 17 can be improved.
As shown in Figure 2, in the first embodiment of the present utility model, the other end of measurement pin 2 is provided with the first spring 10 and first handle 9, first spring 10 is arranged between connecting rod 6 and first handle 9.
During measurement, by with measure the first handle 9 that is integrally connected of pin 12 and promote, and make the first spring 10 pressurized; Measure and terminate, first spring 10 resets and drives measurement pin 12 automatic retraction, structure with spring makes the measurement efficiency of this spline angle measurement unit of the present utility model obtain great lifting, and can also improve the operation sense of operator, thus increases the reliability measured.
Correspondingly, the other end of mistake proofing pin 17 is provided with the second spring 20 and second handle 21, second spring 20 is arranged between connecting rod 6 and second handle 21.
Being provided with of second spring 20 helps mistake proofing pin 17 and conveniently extracts and automatically rebound, thus meets set of device and measure two and have splined shaft that different angles require and remodel when measuring that measurement dish 2 can transposition fast.
Further, base is also provided with pre-determined bit V-block (13,14) and supporting seat 8, pre-determined bit V-block (13,14) is arranged at the below of splined shaft 1 and supports splined shaft 1, and supporting seat 8 is arranged at the below of operating mechanism 7 and support operation mechanism.
The V-block (13,14) of pre-determined bit can be convenient to correcting and the pre-determined bit of splined shaft 1, this clamping being splined shaft 1 and unclamp and provide operational facility, improve operating experience, thus improve measurement and operating efficiency, and reach and shorten detection time and improve the object of detection efficiency.
As shown in Figures 2 and 3, in the first embodiment of the present utility model, operating mechanism 7 is link operations mechanism.
Next, according to Fig. 2, further simple declaration is done to the job step of the spline angle measurement unit shown in the utility model and principle of work.
1, splined shaft 1 is installed on spline angle measurement unit
The axis body of splined shaft 1 to be measured is placed on pre-determined bit V-block 13 and 14, then pushes in splined shaft positioning seat 16, make the positioning end of splined shaft 1 and the hole of splined shaft positioning seat 16 form blind-mate;
2, splined shaft 1 is clamped
Promote operating mechanism 7, and micro-turn of measurement dish 2 as required, ensure that the keyway on measurement dish 2 and the spline on splined shaft 1 correctly coordinate, continue to say that locking extreme position shifted onto by operating mechanism 7, under the effect of Compress Spring 18, the axis of guide 3 promotes location and the clamping that measurement dish 2 completes splined shaft 1;
3, measure
Touch the first handle 9 measuring pin 12, can enter in the first jack 22 on measurement dish 2 smoothly if measure pin 12, then judge that measurement result is qualified, on the contrary defective;
4, splined shaft 1 is unclamped
Pull operation mechanism 7, measurement dish 2 and measurement pin 12 are pulled reference position simultaneously;
5, splined shaft 1 is taken off from spline angle measurement unit.
To sum up, spline angle measurement unit of the present utility model is adopted can to reach some beneficial effect following:
1, the utility model is the measuring method that spline angle on splined shaft provides a kind of simple and fast, is highly suitable for the sampling observation of production scene or the rapid sorting of part volume;
2, spline angle measurement unit of the present utility model, is coiled by measurement, not only makes spline angular error be easy to be tested out, but also reduces manufacturing accuracy and the manufacturing cost of measurement mechanism, makes spline angle measurement unit be easy to realize;
3, spline angle measurement unit of the present utility model, by axial tapering and the spring device of keyway, eliminates the radial and axial positioning gap of splined shaft, so location is very accurate, this is conducive to reducing measuring error and improving the accuracy measuring structure;
4, spline angle measurement unit of the present utility model provides mistake proofing pin, effectively can prevent the measurement erroneous judgement caused because installation is ground one's teeth;
5, spline angle measurement unit of the present utility model provides pre-determined bit V-block, thus makes operation more simple and efficient;
6, the correlated parts in spline angle measurement unit of the present utility model is convenient to standardization, and the splined shaft that can adapt to the Multiple Type specification under certain condition carries out detection of remodeling, and is thus convenient to promote.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a spline angle measurement unit, for measuring the spline angle on splined shaft, the other end of described splined shaft is positioning end, described spline angle measurement unit comprises base, splined shaft positioning seat and measurement components, described splined shaft positioning seat and described measurement components are fixedly installed on described base, the positioning end of described splined shaft is arranged on described spline positioning seat, it is characterized in that, described measurement components comprises measuring seat, measurement dish, operating mechanism and measurement pin, described measurement dish and the installation of described measurement pin penetrate and are arranged on described measuring seat, described measurement dish is arranged the keyway matched with described spline, described spline can be locked in conjunction with described splined shaft positioning seat by described operating mechanism by described measurement dish, described measurement dish is provided with the first jack, described first jack can be inserted in described one end measuring pin.
2. spline angle measurement unit according to claim 1, is characterized in that, the keyway on described measurement dish is conical, and the quantity of described keyway is less than the key number of teeth amount on described spline.
3. spline angle measurement unit according to claim 2, it is characterized in that, described measurement components also comprises mistake proofing pin, described mistake proofing pin penetrates and is arranged on described measuring seat, described measurement dish is provided with the second jack, described second jack can be inserted in one end of described mistake proofing pin, and the radial dimension of described second jack is greater than the radial dimension of described first jack.
4. spline angle measurement unit according to claim 3, is characterized in that, described splined shaft positioning seat is provided with through hole, and the shape of described positioning end is consistent with the shape of described through hole and cooperatively interact and realize transition and connect.
5. spline angle measurement unit according to claim 4, it is characterized in that, described measurement components also comprises the axis of guide, spring device and blind rivet, the described axis of guide is fixedly connected with described measurement dish, the described axis of guide is connected with described operating mechanism by described spring device with measurement dish, and described blind rivet is connected with described operating mechanism.
6. spline angle measurement unit according to claim 5, is characterized in that, described measurement pin and mistake proofing pin to be connected with the described axis of guide by connecting rod and synchronously to retreat with the described axis of guide.
7. spline angle measurement unit according to claim 6, is characterized in that, the described other end measuring pin is provided with the first spring and first handle, and described first spring is arranged between described connecting rod and described first handle.
8. spline angle measurement unit according to claim 6, is characterized in that, the other end of described mistake proofing pin is provided with the second spring and second handle, and described second spring is arranged between described connecting rod and described second handle.
9. spline angle measurement unit according to claim 1, it is characterized in that, described base is also provided with pre-determined bit V-block and supporting seat, described pre-determined bit V-block is arranged at the below of described splined shaft and supports described splined shaft, and described supporting seat is arranged at the below of described operating mechanism and supports described operating mechanism.
10. the spline angle measurement unit according to any one of claim 1-9, is characterized in that, described operating mechanism is link operations mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420683938.3U CN204214383U (en) | 2014-11-14 | 2014-11-14 | Spline angle measurement unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420683938.3U CN204214383U (en) | 2014-11-14 | 2014-11-14 | Spline angle measurement unit |
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| Publication Number | Publication Date |
|---|---|
| CN204214383U true CN204214383U (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420683938.3U Active CN204214383U (en) | 2014-11-14 | 2014-11-14 | Spline angle measurement unit |
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| CN (1) | CN204214383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969684A (en) * | 2017-05-12 | 2017-07-21 | 宁波创世轴业有限公司 | Input shaft position degree detection instrument |
| CN112525118A (en) * | 2020-10-19 | 2021-03-19 | 珠海飞马传动机械有限公司 | Eccentric shaft composite size detection tool clamp and detection method |
-
2014
- 2014-11-14 CN CN201420683938.3U patent/CN204214383U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969684A (en) * | 2017-05-12 | 2017-07-21 | 宁波创世轴业有限公司 | Input shaft position degree detection instrument |
| CN112525118A (en) * | 2020-10-19 | 2021-03-19 | 珠海飞马传动机械有限公司 | Eccentric shaft composite size detection tool clamp and detection method |
| CN112525118B (en) * | 2020-10-19 | 2022-08-19 | 珠海飞马传动机械有限公司 | Eccentric shaft composite size detection method |
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| GR01 | Patent grant |