CN104833290A - Transmission shaft torsion gap detection method and system - Google Patents

Transmission shaft torsion gap detection method and system Download PDF

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Publication number
CN104833290A
CN104833290A CN201410594916.4A CN201410594916A CN104833290A CN 104833290 A CN104833290 A CN 104833290A CN 201410594916 A CN201410594916 A CN 201410594916A CN 104833290 A CN104833290 A CN 104833290A
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transmission shaft
detection system
detection
matrix
stationary positioned
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CN104833290B (en
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崔润�
粘文升
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Beiqi Foton Motor Co Ltd
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Beiqi Foton Motor Co Ltd
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Abstract

The invention discloses a transmission shaft torsion gap detection method and a transmission shaft torsion gap detection system. The transmission shaft torsion gap detection method comprises a positioning step, a correction step, and a detection step. According to the positioning step, the whole transmission shaft is fixedly located respectively along an axial direction and a radial direction, and then the first end of the transmission shaft can be fixedly located along a peripheral direction, and the second end opposite to the first end is freely located along the peripheral direction. According to the correction step, the second end can be rotated to a first extreme position along a first direction. According to the detection step, the second end can be rotated to a second extreme position along the second direction opposite to the first direction, and the rotated angle of the second end can be detected. The detection system comprises a base body (1), a fixed positioning device (2), and a detection device (3), and then the detection method can be realized. By adopting the detection system having the simple structure and the easy-to-realize detection method, the detection of the torsion gap of the transmission shaft can be realized, the precision of the detection results is high, and the costs are low.

Description

Transmission shaft reverses detection method and the system in gap
Technical field
The present invention relates to the detection field that transmission shaft reverses gap, particularly, relate to the detection method that a kind of transmission shaft reverses gap, and realize the detection system of this detection method.
Background technology
At present, common truck drive shaft is divided into the structure of unistage type/two-part/syllogic, and wherein the connection of transmission shaft every section adopts cardan (hookes)universal joint more.This Hooke's joint assembly is made up of joint spider, needle bearing and universal-joint fork etc., gap is reversed because joint spider and needle bearing exist, if the torsion gap between joint spider and needle bearing exceedes design load, vehicle start, add downshift time can produce other parts and impact, send sound, affect the comfortableness taken, also can produce adverse influence to part life.If the torsion gap between joint spider and needle bearing is less than design load, parts resistance to rolling can be caused to become large, exacerbate the wearing and tearing of needle bearing and joint spider; And mostly be at present to rely on supplier to control its precision, because supplier's level is uneven therefore its Product Precision consistance is difficult to guarantee, be therefore starved of the detection measuring technique in a kind of simple transmission shaft torsion gap.
Summary of the invention
An object of the present invention is to provide the detection method that a kind of transmission shaft reverses gap, the simple torsion gap effectively can measuring transmission shaft of the method.
Another object of the present invention is to provide the detection system that a kind of transmission shaft reverses gap, and this detection system can realize detection method provided by the invention and structure is simple, cost is lower.
To achieve these goals, according to an aspect of the present invention, a kind of transmission shaft is provided to reverse the detection method in gap, this detection method comprises positioning step, aligning step and detecting step, in described positioning step, by described transmission shaft entirety respectively vertically with radial stationary positioned, and make the first end circumference stationary positioned of this transmission shaft, the second end circumference contrary with this first end is freely located, in described aligning step, along first direction, described second end is turned to the first extreme position, in described detecting step, along the second direction contrary with first direction, described second end turned to the second extreme position and detect the angle that described second end turns over.
According to a further aspect in the invention, a kind of transmission shaft is provided to reverse the detection system in gap, described detection system comprises matrix, stationary positioned device and pick-up unit, described stationary positioned device be used for respectively by described transmission shaft entirety vertically with radial stationary positioned on the matrix, and make the first end circumference stationary positioned of this transmission shaft, the second end circumference contrary with this first end is freely located, the angle that described pick-up unit rotates relative to described first end for detecting described second end.
Preferably, the described first end of described transmission shaft is provided with flange, described stationary positioned device comprises register pin fixing relative to described matrix respectively and the first clamping device, described register pin is at least two, these at least two register pins insert at least two connecting holes of described flange circumference distribution respectively, and described first clamping device by the clamping of the outward flange of described flange on the matrix.
Preferably, described matrix comprises first side plate relative with the first end of described transmission shaft, and described register pin passes and is fixed on this first side plate, and the outward flange of described flange is clamped on this first side plate by described first clamping device.
Preferably, described first side plate is formed with bellmouth, described register pin has conical nose, and described register pin is fixed on described first side plate by the taper locating sleeve coordinated with described bellmouth, and the described conical nose of described register pin inserts in the described connecting hole of described flange.
Preferably, described transmission shaft comprises the intermediate support between described first end and described second end, described stationary positioned device comprises relative to the fixing supporting member of described matrix and the second clamping device, the wing plate that described intermediate support has lower arcuate surface and extends to both sides, described supporting member has V-type groove, described lower arcuate surface is contained in described V-type groove, described wing plate by described second gripping apparatus grips on the both sides end face of described V-type groove.
Preferably, described supporting member is provided with the first regulating part extended towards described wing plate from the end face of described both sides respectively, this first regulating part and described supporting member threaded engagement.
Preferably, described matrix comprises the base plate with the datum line extended along its length, and described supporting member and the second clamping device are fixed on which floor plate slidably along described datum line respectively.
Preferably, described pick-up unit comprises the angle scale and the pointer fixing relative to described second end of described transmission shaft fixed relative to described matrix, and this pointer is corresponding with the angle index line on described angle scale.
Preferably, described stationary positioned device comprises to be installed and the centring sleeve on described angle scale pivotally, and this centring sleeve is fixedly sleeved on described second end of described transmission shaft.
Preferably, described centring sleeve is provided with the clamping element extended towards described transmission shaft, this clamping element is multiple and circumferentially interval is arranged, and this clamping element is connected with the sidewall thread of described centring sleeve.
Preferably, described centring sleeve is socketed with rotationally outward and corrects circle, and described correction circle is threaded the second regulating part extended towards described centring sleeve, and described pointer is fixed on this correction circle.
Preferably, described correction circle is fixedly installed outward extending boosting-rod.
Preferably, described matrix comprises the second side plate, and described angle scale comprises the convex axle being positioned at both sides, and side convex axle grafting is also fixed on described second side plate, and the convex axle of opposite side inserts in described centring sleeve rotationally.
By technique scheme, can by the simple detection system of structure and the detection using simple detection method to realize the torsion gap of transmission shaft, testing result precision is high and cost is lower.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the detection system that provides of the preferred embodiment for the present invention and transmission shaft perspective view when assembling;
Fig. 2 is the perspective view of the first stationary positioned device that the preferred embodiment for the present invention provides;
Fig. 3 is the perspective view of the second stationary positioned device that the preferred embodiment for the present invention provides;
Fig. 4 is the theory structure schematic diagram of the second stationary positioned device;
Fig. 5 is the perspective view of the pick-up unit that the preferred embodiment for the present invention provides.
Description of reference numerals
1 matrix 2 stationary positioned device
3 pick-up unit 4 transmission shafts
11 first side plate 12 base plates
13 second side plate 21 register pins
22 first clamping device 23 taper locating sleeves
24 supporting member 25 second clamping devices
26 centring sleeves 27 correct circle
28 boosting-rod 31 angle scales
32 pointer 41 flanges
42 intermediate supports
121 datum line 211 conical noses
241 first regulating part 261 clamping elements
The convex axle of 271 second regulating part 311
312 angle index line 411 connecting holes
421 wing plates
A first stationary positioned device B second stationary positioned device
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality of use is as " upper and lower, the end, top " definition normally when detection system provided by the invention normally uses, and " inside and outside " then refers to the interior and outer of corresponding component profile.
First as design of the present invention, in order to detect the torsion gap of transmission shaft, the invention provides the detection method that a kind of transmission shaft reverses gap, wherein, this transmission shaft at least has the syndetons such as a Hooke's joint, and such as two sections of axles or three sections of axles, to exist this torsion gap.This detection method comprises positioning step, aligning step and detecting step, in positioning step, by transmission shaft entirety respectively vertically with radial stationary positioned, and make the first end circumference stationary positioned of this transmission shaft, the second end circumference contrary with this first end is freely located, namely the second end only can turn round relative to first end by reversing gap, in order to ensure accuracy of detection, in aligning step, along first direction, the second end is turned to the first extreme position, then in detecting step, along the second direction contrary with first direction, the second end turned to the second extreme position and detect the angle that the second end turns over, now obtained angle value both can characterize the torsion gap of measured transmission shaft.Therefore, detection method of the present invention is simple, effectively can carry out the torsion gap detection of transmission shaft.
In order to realize this detection method, as shown in Figures 1 to 5, the invention provides the detection system that a kind of transmission shaft reverses gap, this detection system comprises matrix 1, stationary positioned device 2 and pick-up unit 3, stationary positioned device 2 is for being fixed positioned on matrix 1 with radial direction vertically by transmission shaft 4 entirety respectively, and making the first end circumference stationary positioned of this transmission shaft 4, the second end circumference is freely located, the angle that pick-up unit 3 rotates relative to first end for detecting the second end.Therefore, detection system provided by the invention can realize detection method provided by the invention by simple structure, and accurately obtain the torsion gap of transmission shaft, cost is lower.
It should be noted that, the embodiment that can realize technique scheme has multiple, such as matrix 1, kind, structure; Kind of the structure of stationary positioned device 2 and arrangement and pick-up unit 3 etc., the present invention for convenience of description, the preferred implementation that the transmission shaft with two Hooke's joints reverses gap detection is introduced by reference to the accompanying drawings, the summation in the torsion gap that namely surveyed torsion gap has for two Hooke's joints at this.Wherein this preferred implementation is only for illustration of the present invention, is not limited to the present invention, and namely detection technique provided by the invention can also reverse the detection in gap with the transmission shaft of the Hooke's joint with varying numbers such as or three.
As shown in Figure 1, first matrix 1 provided by the invention is introduced, this matrix 1 structure is simple, low cost of manufacture, its first side plate 11 and second side plate 12 that can comprise base plate 12 and be positioned at these base plate 12 both sides, wherein the first side plate 11 and the second side plate 13 can be respectively used to the two ends of locating transmission axle 4, and base plate 12 may be used for support locate this transmission shaft 4 from below.Especially by stationary positioned device 2, how locating transmission axle 4 will describe in detail hereinafter.In other embodiments, the structure that matrix 1 also can play arbitrarily fixed conveyor axle 4 for other, even comprises the natural structures such as ground, should drop on equally in protection scope of the present invention this.
First, as shown in Figure 2, in order to the first end of locating transmission axle 4, in a preferred embodiment of the invention, stationary positioned device 2 comprises the first stationary positioned device A, wherein, the first end of transmission shaft 4 is provided with flange 41, first stationary positioned device A comprises register pin 21 fixing relative to matrix 1 respectively and the first clamping device 22, register pin 21 is at least two, these at least two register pins insert at least two connecting holes 411 of flange 41 circumference distribution respectively, to prevent flange 41 circumference from rotating, thus the first end ensureing transmission shaft 4 circumferentially and radial location, and the outward flange of flange 41 is clamped on matrix 1 by the first clamping device 22.To ensure that the first end of transmission shaft 4 is located vertically and fixes.Particularly, the first end of transmission shaft is relative with the first above-mentioned side plate 11, therefore, register pin 21 can pass and be fixed on this first side plate 11, such as, and by the first clamping device 22, the outward flange of flange 41 is clamped on this first side plate 11 to realize the location of the first end of transmission shaft 4 and fixing by active grab common on market etc. equally.Conveniently install active grab (the first above-mentioned clamping device 22 and the second following clamping device 25), magnetic stand or other form holders can be adopted in the present invention to be installed on matrix 1 by active grab, and the present invention does not limit this.
More specifically, in order to make registration, as shown in Figure 2, register pin 21 has conical nose 211, the conical nose 211 of register pin 21 inserts in the connecting hole 411 of flange, like this by the cooperation of the conical surface and connecting hole, the gap because register pin 21 causes with the mismachining tolerance of connecting hole 411 can be avoided, and the rigging error caused after register pin 21 weares and teares.In addition, stablize to make the assembling of register pin 21 and the first side plate 11, preferably, first side plate 11 is formed with bellmouth, register pin 21 is fixed on the first side plate 11 by the taper locating sleeve 23 coordinated with bellmouth, make the first side plate 11 except can to taper locating sleeve 23 radial spacing while also there is position-limiting action axially, syndeton is stablized.Wherein particularly, the afterbody boss of register pin 21 can be supported on the outer face of taper locating sleeve 23, and the large end of taper locating sleeve 23 is positioned at small end outside, inwardly departs from the second sidewall 11 to prevent register pin 21.In other embodiments, also there is the distortion of the stationary positioned structure of the first end to transmission shaft 4, this present invention is not limited.
As shown in Figure 3, in order to the medium position of stable support transmission shaft 4, especially longer transmission shaft, stationary positioned device 2 provided by the invention also comprises the second stationary positioned device B, in order to the rotation between two sections of transmission shafts can either be interfered with in portion again by support transmission shaft 4, preferably, this the second stationary positioned device B then designs mainly for intermediate support 42 included by transmission shaft 4, particularly, this intermediate support 42 is the supporting member of the Hooke's joint between first end and the second end, and its inside is provided with the rolling bearing of Hooke's joint.Therefore, positioned and fixing then can either be ensured that stable support transmission shaft 4 does not disturb again the rotation between the transmission shaft of two ends.Normally, the wing plate 421 that intermediate support 42 has lower arcuate surface and extends to both sides, with convenient for assembly in vehicle.Particularly, as shown in Figure 3 and Figure 4, this the second stationary positioned device 2 comprises the supporting member 24 fixing relative to matrix 1 and the second clamping device 25, supporting member 24 has V-type groove, the lower arcuate surface of intermediate support 42 is contained in V-type groove, wing plate 421 is by the second clamping device 25, and such as active grab is clamped on the both sides end face of V-type groove, thus realizes the supporting of intermediate support 42 and fixing.Wherein V-type groove effectively can ensure the contact with the lower arcuate surface of intermediate support 42, avoids because foozle brings the two problem of mating.
More preferably, in order to regulate the height of transmission shaft, as shown in Figure 3 and Figure 4, supporting member 24 is provided with respectively from the end face of both sides towards the first regulating part 241 that wing plate 421 extends, this first regulating part 241 and supporting member 24 threaded engagement.This first regulating part 241 can be the parts such as set screw or bolt, therefore, it is possible to by regulating the height of intermediate support 24 with the threaded engagement of supporting member 24, then regulate the height of transmission shaft 4, ensure that transmission shaft is in the specific postures such as level accurate to make reversing clearance measurement.And can ensure that intermediate support 24 contacts with the first regulating part 241 with V-type groove simultaneously simultaneously, supporting structure is stablized.
In addition, in order to adapt to multiple different transmission shaft 4, preferably, the second stationary positioned device B can slide along the bearing of trend 12 of base plate, therefore can the intermediate support 24 of corresponding axially different position.Wherein in order to ensure the accuracy of glide direction, the datum line 121 that picture extends along length wise can be executed on base plate 12, this datum line 121 can be many with respectively corresponding supporting member 23 and the second clamping device 25, to make supporting member 24 and the second clamping device 25 be fixed on slidably on this base plate 12 along datum line 121 respectively, thus make the applicability of detection system provided by the invention better.Concrete slide construction can adopt the fit system of chute and slide rail, does not limit for sliding connection structure the present invention well known in the art.
As shown in Figure 5, in order to accurately detect the rotational angle of the second end relative to first end of transmission shaft 4, preferably, pick-up unit 3 comprises the angle scale 31 fixing relative to matrix 1 and the pointer 32 fixing relative to the second end of transmission shaft 4, and this pointer 32 is corresponding with the angle index line 312 on angle scale 31.Thus obtained by the angle index line indicated by pointer 32 characterizing the rotational angle reversing gap.
Particularly, in order to stably realize this detection mode, preferably, as shown in Figure 5, stationary positioned device 2 provided by the invention also comprises to be installed and the centring sleeve 26 on angle scale 31 pivotally, and this centring sleeve 26 is fixedly sleeved on the second end of transmission shaft 4.That is, the second end of transmission shaft 4 can be made both to have obtained stable axis and radial location by centring sleeve 26, can circumference freely rotate again.Wherein more specifically, in order to make the second end stable connection of centring sleeve 26 and transmission shaft 4, preferably, on the free-sliding spline that centring sleeve 26 can sheathedly be formed on the second end, to increase friction force, and the clamping element 261 extended towards transmission shaft 4 is set on centring sleeve 26, this clamping element 261 is multiple and circumferentially interval is arranged, more preferably, this clamping element 261 is connected with the sidewall thread of centring sleeve 26, such as, be formed as clamping screw.Therefore, can first centring sleeve 26 being enclosed within transmission shaft 4 in assembling process, then supporting turning axle 4 by screwing clamping element 261, be connected with transmission shaft 4 is stable to make centring sleeve 26.In addition, inwall corresponding with free-sliding spline for centring sleeve 26 also can also be formed as the spline structure coordinated with this free-sliding spline, to realize stable connection in the circumferential.
In order to ensure the accuracy of detection architecture, namely completing of the aligning step in detection method is ensured, preferably, as shown in Figure 5, outer being socketed with rotationally of centring sleeve 26 corrects circle 27, correct the second regulating part 271 extended towards centring sleeve 26 that circle 27 is threaded, its pointer 32 can be formed as one end and be fixed on and correct on circle 27, the acicular texture that the other end extends towards the angle index line 312 of angle scale 31.Like this, when the second end of transmission shaft 4 is rotated to extreme position along first direction relative to first end, if now pointer 32 is not and 0 ° of line alignment of angle scale 31, pointer 32 and 0 ° of line are aligned in tighten the second regulating part 271 to complete aligning step by unscrewing the second regulating part 271 and rotating correction circle 27 relative to centring sleeve 26.Wherein, correct circle 27 except being formed as ring texture, can also be formed as part cyclic structure, the second regulating part 271 can be formed as the structure such as set screw, bolt, also should drop in protection scope of the present invention for this type of distortion.
In addition, conveniently complete the detecting step in detection method provided by the invention, preferably, as shown in Figure 5, correct on circle 27 and be fixedly installed outward extending boosting-rod 28, to complete by exerting a force to this boosting-rod 28, second end of transmission shaft 4 being rotated in a second direction, extreme position relative to first end, now by the angle of the angle scale indicated by reading pointer 32, namely can characterizing the torsion gap of transmission shaft.Particularly, as required, this angle value can be directly used in and represent and reverse gap, also can by being scaled the parameter value required for other such as radian value in radius is isoparametric, and for this type of process, the present invention does not limit.In addition, boosting-rod 28 can also be designed to other structures and it also can be arranged on centring sleeve 26, as long as the second end of transmission shaft 4 can be made to rotate, various distortion all drops in protection scope of the present invention.
In order to make the syndeton of pick-up unit 3 stablize, as shown in Figure 5, preferably, angle scale 31 comprises the convex axle 311 being positioned at both sides, the convex axle grafting in side is also fixed on the second side plate 13 of matrix 1, and such as adopt the modes such as interference fit, the convex axle of opposite side inserts in centring sleeve 26 rotationally.Like this, above-mentioned angle can either be realized and detect, the second end circumference of transmission shaft 4 can be made again to locate freely.In other embodiments, angle scale 31 can also be arranged axis hole to hold the end face of centring sleeve 26 rotationally, all should drop in protection scope of the present invention for this type of distortion.
To sum up, the present invention, can by the detection of simple structure realization to the torsion gap of transmission shaft 4 by arranging different stationary positioned devices for the different parts of transmission shaft 4, and cost is lower, therefore has higher practicality and promotional value.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.

Claims (14)

1. the detection method in a transmission shaft torsion gap, it is characterized in that, this detection method comprises positioning step, aligning step and detecting step, in described positioning step, by described transmission shaft entirety respectively vertically with radial stationary positioned, and make the first end circumference stationary positioned of this transmission shaft, the second end circumference contrary with this first end is freely located, in described aligning step, along first direction, described second end is turned to the first extreme position, in described detecting step, along the second direction contrary with first direction, described second end turned to the second extreme position and detect the angle that described second end turns over.
2. the detection system in a transmission shaft torsion gap, it is characterized in that, described detection system comprises matrix (1), stationary positioned device (2) and pick-up unit (3), described stationary positioned device (2) is for being fixed positioned on described matrix (1) vertically by described transmission shaft (4) entirety respectively with radial direction, and make the first end circumference stationary positioned of this transmission shaft (4), the second end circumference contrary with this first end is freely located, the angle that described pick-up unit (3) rotates relative to described first end for detecting described second end.
3. detection system according to claim 2, it is characterized in that, the described first end of described transmission shaft (4) is provided with flange (41), described stationary positioned device (2) comprises register pin (21) fixing relative to described matrix (1) respectively and the first clamping device (22), described register pin (21) is at least two, these at least two register pins insert at least two connecting holes (411) of described flange (41) circumference distribution respectively, the outward flange of described flange (41) is clamped on described matrix (1) by described first clamping device (22).
4. detection system according to claim 3, it is characterized in that, described matrix (1) comprises first side plate (11) relative with the first end of described transmission shaft, described register pin (21) passes and is fixed on this first side plate (11), and the outward flange of described flange (41) is clamped on this first side plate (11) by described first clamping device (22).
5. detection system according to claim 4, it is characterized in that, described first side plate (11) is formed with bellmouth, described register pin (21) has conical nose (211), described register pin (21) is fixed on described first side plate (11) by the taper locating sleeve (23) coordinated with described bellmouth, and the described conical nose (211) of described register pin (21) inserts in the described connecting hole (411) of described flange.
6. detection system according to claim 2, it is characterized in that, described transmission shaft (4) comprises the intermediate support (42) between described first end and described second end, described stationary positioned device (2) comprises relative to the fixing supporting member (24) of described matrix (1) and the second clamping device (25), the wing plate (421) that described intermediate support (42) has lower arcuate surface and extends to both sides, described supporting member (24) has V-type groove, described lower arcuate surface is contained in described V-type groove, described wing plate (421) is clamped on the both sides end face of described V-type groove by described second clamping device (25).
7. detection system according to claim 6, it is characterized in that, described supporting member (24) is provided with respectively from the end face of described both sides towards the first regulating part (241) that described wing plate (421) extends, this first regulating part (241) and described supporting member (24) threaded engagement.
8. the detection system according to claim 6 or 7, it is characterized in that, described matrix (1) comprises the base plate (12) with the datum line (121) extended along its length, and described supporting member (24) and the second clamping device (25) are fixed on this base plate (12) slidably along described datum line (121) respectively.
9. detection system according to claim 2, it is characterized in that, described pick-up unit (3) comprises relative to the fixing angle scale (31) of described matrix (1) and the pointer (32) fixing relative to described second end of described transmission shaft (4), and this pointer (32) is corresponding with the angle index line (312) on described angle scale (31).
10. detection system according to claim 9, it is characterized in that, described stationary positioned device (2) comprises the centring sleeve (26) be installed on pivotally on described angle scale (31), and this centring sleeve (26) is fixedly sleeved on described second end of described transmission shaft (4).
11. detection systems according to claim 10, it is characterized in that, described centring sleeve (26) is provided with the clamping element (261) extended towards described transmission shaft (4), this clamping element (261) for multiple and circumferentially interval arrange, and this clamping element (261) is connected with the sidewall thread of described centring sleeve (26).
12. detection systems according to claim 10, it is characterized in that, described centring sleeve (26) is socketed with rotationally outward and corrects circle (27), described correction circle (27) is threaded the second regulating part (271) extended towards described centring sleeve (26), and described pointer (32) is fixed on this correction circle (27).
13. detection systems according to claim 12, is characterized in that, described correction circle (27) is fixedly installed outward extending boosting-rod (28).
14. according to the detection system in claim 9-13 described in any one, it is characterized in that, described matrix (1) comprises the second side plate (13), described angle scale (31) comprises the convex axle (311) being positioned at both sides, side convex axle grafting is also fixed on described second side plate (13), and the convex axle of opposite side inserts in described centring sleeve (26) rotationally.
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CN203605881U (en) * 2013-10-30 2014-05-21 合肥万向钱潮汽车零部件有限公司 Universal joint rotating angle measuring device
CN103727914A (en) * 2013-11-27 2014-04-16 耐世特凌云驱动系统(芜湖)有限公司 Turning gap detecting device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105387832A (en) * 2015-11-02 2016-03-09 安徽江淮汽车股份有限公司 Steering tube lower transmission shaft running clearance test bench and test method
CN106441865A (en) * 2016-09-12 2017-02-22 北京新能源汽车股份有限公司 Tester for idle running angle of decelerator
CN106767373A (en) * 2016-11-24 2017-05-31 兰州飞行控制有限责任公司 A kind of angular displacement steering wheel mechanic transmission clearance measuring method
CN106705806A (en) * 2017-01-19 2017-05-24 中国航发沈阳发动机研究所 Airplane hanging point position detection device
CN106705806B (en) * 2017-01-19 2019-12-20 中国航发沈阳发动机研究所 Device for detecting position of hanging point of airplane

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