CN112595196B - Inner end face runout detection device for main pin hole of steering knuckle - Google Patents
Inner end face runout detection device for main pin hole of steering knuckle Download PDFInfo
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- CN112595196B CN112595196B CN202011288583.4A CN202011288583A CN112595196B CN 112595196 B CN112595196 B CN 112595196B CN 202011288583 A CN202011288583 A CN 202011288583A CN 112595196 B CN112595196 B CN 112595196B
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- 238000001514 detection method Methods 0.000 title claims abstract description 35
- 230000001939 inductive effect Effects 0.000 claims abstract description 62
- 239000000789 fastener Substances 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 16
- 230000000903 blocking Effects 0.000 claims description 15
- 230000000875 corresponding Effects 0.000 claims description 4
- 238000003860 storage Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral Effects 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
Abstract
The invention relates to the technical field of steering knuckles, and discloses a device for detecting runout of an inner end face of a main pin hole of a steering knuckle, which comprises a sensor, a detection assembly and a bracket for enabling the sensor to be in contact with the detection assembly, wherein the detection assembly comprises a shaft core, an induction screw and an adjusting structure for adjusting the extension of the induction screw, the cylindrical surface of the shaft core is in transition fit with the main pin hole of the steering knuckle, the induction screw is arranged in a radial arrangement hole of the shaft core through the adjusting structure, one end of the shaft core is provided with a rotating structure for rotating the shaft core, and the end face of the other end of the shaft core corresponds to an induction contact of the sensor. The invention has the advantages of simple and reliable structure, good convenience in carrying, storage, disassembly and assembly, use and the like, and high safety.
Description
Technical Field
The invention belongs to the technical field of knuckle detection, and particularly relates to a device for detecting runout of an inner end face of a main pin hole of a knuckle.
Background
The steering knuckle is one of main parts on an automobile steering axle, can enable an automobile to stably run and sensitively transmit the running direction, and has the function of bearing the front load of the automobile and supporting and driving a front wheel to rotate around a main pin so as to enable the automobile to steer. The safety characteristics of the steering knuckle are considered by all the industry people all over the world, and the safety characteristics are fully recognized to play a particularly important role in the machining of the steering knuckle and are controlled throughout the whole manufacturing process. Therefore, after the knuckle is produced and processed, the space, the angle and the position of the hole of the knuckle need to be detected, each product is guaranteed to be qualified, and whether the flatness of the inner end face of the kingpin hole of the knuckle reaches the standard or not is an important index of the knuckle. The utility model discloses a chinese utility model patent that the grant bulletin number is CN207132871U discloses a knuckle runout amount detection device, the device is through transmitting the beat of terminal surface in the knuckle king pin hole for the weight, whether the amount of the kicking of terminal surface in the knuckle is in reasonable scope is measured through the angle displacement sensor who links to each other with the weight again, the detection cost has been reduced to a certain extent, but the device is when installation check out test set, the installation is more complicated, the installation accuracy requirement is higher, the use is not convenient, detection efficiency is low, and simultaneously, the device only can detect the knuckle of same fixed model, the commonality is relatively poor.
Disclosure of Invention
The invention aims to provide a novel device for detecting the runout of the inner end surface of the kingpin hole of the steering knuckle aiming at the defects of the technology for detecting the inner end surface of the kingpin hole of the steering knuckle.
The technical purpose of the invention is realized by the following technical scheme: a device for detecting the runout of the inner end face of a main pin hole of a steering knuckle comprises a sensor, a detection assembly and a bracket for enabling the sensor to be in contact with the detection assembly, wherein the detection assembly comprises a shaft core, an induction screw and an adjusting structure for adjusting the extension of the induction screw, the cylindrical surface of the shaft core is in transition fit with the main pin hole of the steering knuckle (the shaft core can rotate freely in the main pin hole), the induction screw is arranged in a radial arrangement hole of the shaft core through the adjusting structure, the adjusting structure comprises a positioning pin fork, a stop block, a limiting cavity, a thrust spring, a push plate, a retaining sleeve and a retaining sleeve fastener, the thrust spring, the push plate, the retaining sleeve fastener and the induction screw are sequentially arranged in the radial arrangement hole from inside to outside, the lower end of the induction screw penetrates through the retaining sleeve fastener and the retaining sleeve to be in contact with the upper surface of the push plate, and the side wall of the radial arrangement hole on the inner side of the push plate is provided with an annular retaining platform for preventing the push plate from excessively moving inwards, the push plate can realize the back-and-forth movement between the annular baffle table and the lower end surface of the baffle sleeve under the combined action of the inward thrust of the induction screw and the outward thrust of the thrust spring; the sensing screw is characterized in that an upper limiting groove/hole and a lower limiting groove/hole are formed in a rod body of the sensing screw and are parallel to the axis of a shaft core, a limiting cavity is arranged inside the shaft core and is communicated with a radial arrangement hole through an axial through hole, a locating pin fork passes through the limiting cavity and the axial through hole and consists of an outer lifting part, a middle rod body and an inner end fork structure, the outer lifting part is positioned on the outer side of the end part of the shaft core, a stop block is fixed on the middle rod body positioned in the limiting cavity, and the inner end fork structure corresponds to the upper limiting groove/hole and the lower limiting groove/hole of the sensing screw; when the push plate moves downwards to abut against the annular baffle table to enable the outer end of the induction screw to be integrally sunk into the radial mounting hole, the inner end fork structure corresponds to the upper limiting groove/hole of the induction screw, and when the push plate moves upwards to abut against the lower end face of the baffle sleeve to enable the outer end of the induction screw to be located outside the radial mounting hole, the inner end fork structure corresponds to the lower limiting groove/hole of the induction screw; one end of the shaft core is provided with a rotating structure for rotating the shaft core, and the end face of the other end of the shaft core corresponds to the induction contact of the sensor.
Through adopting the above technical scheme, the utility model provides a detection device that beats of terminal surface in steering knuckle king pin hole, this detection device is through rotating the axle core, whether the sensor judges the roughness of terminal surface up to standard in the king pin hole according to the range of beating of response screw, the response screw among this detection device is that the telescopic is settled on the axle core, can realize the flexible of response screw through simple operation, this detection device is simple structure not only reliable, still have the transport, deposit, the advantage that the convenience of operations such as dismouting use is good for the security height.
The invention is further provided with: the outer end of the induction screw is provided with a rotary ring piece which can rotate freely.
By adopting the technical scheme, when the shaft core is rotated, the rotary ring piece can automatically rotate, so that the friction between the rotary ring piece and the inner end face of the main pin hole can be effectively avoided, and the possibility that the inner end face of the main pin hole is scratched by scraping is avoided.
The invention is further provided with: the retaining sleeve fastener is of an annular structure, an outer ring of the annular structure is in threaded connection with the side wall of the radial placement hole, and a groove used for corresponding to a tool bit of the screwdriver is formed in the outer end face of the retaining sleeve fastener.
By adopting the technical scheme, a specific example of the blocking sleeve fastener is given.
The invention is further provided with: the rotating structure is positioned at one end of the shaft core, which is far away from the sensor, and the rotating structure is a rotating handle provided with an anti-skidding structure.
Through adopting above-mentioned technical scheme, revolution mechanic sets up in the one end of keeping away from the sensor, can avoid the detection error of artificial leading to the fact to a certain extent, takes anti-skidding structure's rotatory handle design, then has further improved the convenience of axle core rotation.
The invention is further provided with: the limiting cavity is arranged at the end part of the shaft core and consists of an axial opening cavity at the end part of the shaft core and a sealing cover used for sealing the cavity, a through hole used for accommodating the middle rod body of the positioning pin fork to pass through is formed in the sealing cover, and the outer lifting part of the positioning pin fork is positioned outside the sealing cover.
Through adopting above-mentioned technical scheme, the processing of spacing wall body of being convenient for is arranged at axle core tip to spacing cavity.
The invention is further provided with: the sensor is fixed on the bracket and is contacted with the detection assembly by adjusting the bracket; the support includes support fixed knot structure, first regulation pole and second regulation pole, and first regulation pole passes through first angle adjustable structure to be fixed on support fixed knot constructs, and the second is adjusted the pole and is settled on first regulation pole through second angle adjustable structure, and the sensor passes through the third angle adjustable structure to be fixed on the second regulation pole.
Through adopting above-mentioned technical scheme, the fixed bolster of sensor comprises a plurality of adjustable structures, can realize the regulation to inductor multi-angle multiposition, can let the position between most sensors and the response subassembly reach the optimum state, has the advantage that detects the precision height, the commonality is good.
The invention is further provided with: the support fixing structure is an electromagnet block.
Through adopting above-mentioned technical scheme, through the switch on the operation electro-magnet, can realize the direct fixity of support on the knuckle, perhaps on the peripheral magnetic material of knuckle, this fixed mode is simple and convenient, can effectively improve detection efficiency.
The invention is further provided with: the sensor is a dial indicator.
By adopting the technical scheme, a specific example of the sensor is given.
Compared with the prior art, the invention has the beneficial effects that:
1. when the detection device rotates the shaft core, the sensor judges whether the flatness of the inner end face of the main pin hole reaches the standard according to the jumping amplitude of the induction screw, the induction screw in the detection device is telescopically arranged on the shaft core, and the expansion of the induction screw can be realized through simple operation, so that the detection device has the advantages of simple and reliable structure, good convenience and high safety in operation such as carrying, storage, dismounting and using and the like;
2. the outer end of the induction screw is provided with a rotary ring piece which can rotate freely, when the shaft core is rotated, the rotary ring piece can rotate automatically, so that the friction between the rotary ring piece and the inner end face of the main pin hole can be effectively avoided, and the possibility that the inner end face of the main pin hole is scratched by scraping is avoided;
3. the fixing support of the sensor is composed of a plurality of height and angle adjusting structures, so that the sensor can be adjusted in multiple angles and positions, the positions between most of the sensors and the sensing assembly can reach the optimal state, and the sensor has the advantages of high detection precision and good universality;
4. the bracket fixing structure is an electromagnet block, and the bracket can be directly fixed on the steering knuckle or directly fixed on the magnetic material at the periphery of the steering knuckle by operating a power switch on the electromagnet.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a mandrel according to the present invention;
fig. 3 is an enlarged view at a in fig. 2.
In the figure, 1, a knuckle; 2. a king pin hole; 3. a sensor; 4. a third angle-adjustable structure; 5. a first adjusting lever; 6. fixed on the second adjusting rod; 7. a second angularly adjustable structure; 8. a magnet block; 9. rotating the ring; 10. a shaft core; 11. rotating the handle; 12. a locating pin fork; 13. a stopper; 14. a limiting cavity; 15. an induction screw; 16. rotating the replacement piece placing position; 17. a retaining sleeve fastener; 18. a blocking sleeve; 19. an upper limiting groove; 20. pushing the plate; 21. a thrust spring.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
As shown in fig. 1 to 3, a device for detecting the runout of the inner end surface of a king pin hole of a steering knuckle comprises a sensor 3, a detection assembly and a bracket for enabling the sensor 3 to be in contact with the detection assembly, wherein the detection assembly comprises a shaft core 10, an induction screw 15 and an adjusting structure for adjusting the extension and contraction of the induction screw 15, the cylindrical surface of the shaft core 10 is in transition fit with a king pin hole 2 of a steering knuckle 1, the induction screw 15 is arranged in a radial arrangement hole of the shaft core 10 through the adjusting structure, the adjusting structure comprises a positioning pin fork 12, a stop block 13, a limiting cavity 14, a thrust spring 21, a push plate 20, a retaining sleeve 18 and a retaining sleeve fastener 17, the thrust spring 21, the push plate 20, the retaining sleeve 18, the retaining sleeve fastener 17 and the induction screw 15 are arranged in the radial arrangement hole in sequence from inside to outside, the lower end of the induction screw 15 passes through the retaining sleeve fastener 17 and the retaining sleeve 18 to be in contact with the upper surface of the push plate 20, the side wall of the radial arrangement hole at the inner side of the push plate 20 is provided with an annular baffle table for preventing the push plate 20 from excessively moving inwards, and the push plate 20 can realize the back-and-forth movement between the annular baffle table and the lower end surface of the baffle sleeve 18 under the combined action of the inward thrust of the induction screw 15 and the outward thrust of the thrust spring 21; an upper limiting groove/hole and a lower limiting groove/hole are formed in a rod body of the induction screw 15, the upper limiting groove/hole and the lower limiting groove/hole are parallel to the axis of the shaft core 10, a limiting cavity 14 is arranged inside the shaft core 10, the limiting cavity 14 is communicated with the radial placing hole through an axial through hole, the limiting cavity 14 and the axial through hole are used for a positioning pin fork 12 to penetrate through, the positioning pin fork 12 consists of an outer lifting part, a middle rod body and an inner end fork structure, the outer lifting part is located on the outer side of the end part of the shaft core 10, a stop block 13 is fixed on the middle rod body located in the limiting cavity 14, and the inner end fork structure corresponds to the upper limiting groove/hole and the lower limiting groove/hole of the induction screw 15; when the push plate 20 moves downwards to abut against the annular blocking table to enable the outer end of the induction screw 15 to be integrally sunk into the radial arrangement hole, the inner end fork structure corresponds to the upper limiting groove/hole of the induction screw 15, and when the push plate 20 moves upwards to abut against the lower end face of the blocking sleeve 18 to enable the outer end of the induction screw 15 to be located outside the radial arrangement hole, the inner end fork structure corresponds to the lower limiting groove/hole of the induction screw 15; one end of the shaft core 10 is provided with a rotating structure for rotating the shaft core 10, and the end surface of the other end of the shaft core 10 corresponds to the inductive contact of the sensor 3.
Alternatively, the upper and lower limit grooves 19 and 19 may be provided as upper and lower limit holes, in which case the inner end yoke structure of the detent pin yoke 12 corresponds to the upper and lower limit holes.
As a preferred technical solution, the outer end of the induction screw 15 is provided with a freely rotatable rotary ring 9.
As a preferable technical scheme, the retaining sleeve fastener 17 is of an annular structure, an outer ring of the annular structure is in threaded connection with the side wall of the radial placement hole, and a groove used for corresponding to a screwdriver bit is formed in the outer end face of the retaining sleeve fastener 17.
Preferably, the rotating structure is located at one end of the shaft core 10 far away from the sensor 3, and the rotating structure is a rotating handle 11 provided with an anti-slip structure.
As a preferred technical scheme, the limiting cavity 14 is arranged at the end of the shaft core 10, the limiting cavity 14 is composed of a cavity with an axial opening at the end of the shaft core 10 and a sealing cover for sealing the cavity, a through hole for allowing the middle rod body of the positioning pin fork 12 to pass through is arranged on the sealing cover, and the outer lifting part of the positioning pin fork 12 is positioned outside the sealing cover.
As the preferred technical scheme, the sensor 3 is fixed on a bracket, and the sensor 3 is contacted with the detection component by adjusting the bracket; the support includes support fixed knot constructs, first regulation pole 5 and second regulation pole 6, and first regulation pole 5 is fixed on support fixed knot constructs through first angularly adjustable structure, and second regulation pole 6 is settled on first regulation pole 5 through second angularly adjustable structure 7, and sensor 3 is fixed on second regulation pole 6 through third angularly adjustable structure 4.
As the preferred technical scheme, the support fixing structure is an electromagnet block 8.
As a preferred technical solution, the sensor 3 is a dial indicator.
Example 1:
as shown in fig. 1 to 3, a device for detecting the runout of the inner end face of a main pin hole of a steering knuckle comprises a dial indicator, a detection assembly and a bracket for contacting the dial indicator with the detection assembly, wherein the detection assembly comprises a shaft core 10, an induction screw 15 and an adjusting structure for adjusting the extension and contraction of the induction screw 15, the cylindrical surface of the shaft core 10 is in transition fit with the main pin hole 2 of the steering knuckle 1, the induction screw 15 is arranged in a radial arrangement hole of the shaft core 10 through the adjusting structure, a thrust spring 21, a push plate 20, a retaining sleeve 18, a retaining sleeve fastener 17 and the induction screw 15 are sequentially arranged in the radial arrangement hole from inside to outside, a freely rotatable ring member 9 is arranged at the outer end of the induction screw 15, the lower end of the induction screw 15 passes through the retaining sleeve fastener 17 and the retaining sleeve 18 to contact with the upper surface of the push plate 20, an annular retaining table for preventing the push plate 20 from excessively moving inwards is arranged on the side wall of the radial arrangement hole at the inner side of the push plate 20, the push plate 20 can move back and forth between the annular baffle table and the lower end surface of the baffle sleeve 18 under the combined action of the inward thrust of the induction screw 15 and the outward thrust of the thrust spring 21; an upper limiting groove 19 and a lower limiting groove are formed in a rod body of the induction screw 15, the upper limiting groove 19 and the lower limiting groove are parallel to the axis of the shaft core 10, a limiting cavity 14 is formed in the shaft core 10, the limiting cavity 14 is communicated with the radial arrangement hole through an axial through hole, the limiting cavity 14 and the axial through hole are used for a positioning pin fork 12 to penetrate through, the positioning pin fork 12 is composed of an outer lifting part, a middle rod body and an inner end fork structure, and a stop block 13 is fixed on the middle rod body in the limiting cavity 14; one end of the shaft core 10 is provided with a rotating handle 11 for rotating the shaft core 10, and the end surface of the other end of the shaft core 10 corresponds to the inductive contact of the dial indicator.
The retaining sleeve fastener 17 is of an annular structure, the outer ring of the annular structure is in threaded connection with the side wall of the radial containing hole, and the outer end face of the retaining sleeve fastener 17 is provided with a groove corresponding to the tool bit of the screwdriver.
The limiting cavity 14 is arranged at the end part of the shaft core 10, the limiting cavity 14 is composed of an axial opening cavity at the end part of the shaft core 10 and a sealing cover used for sealing the cavity, a through hole used for accommodating the middle rod body of the positioning pin fork 12 to pass through is formed in the sealing cover, and the outer lifting part of the positioning pin fork 12 is positioned on the outer side of the sealing cover.
The percentage table is fixed on the support, and the support includes that electromagnet piece 8, first regulation pole 5 and second are adjusted pole 6, and first regulation pole 5 is fixed on electromagnet piece 8 through first angularly adjustable structure, and second is adjusted pole 6 and is settled on first regulation pole 5 through second angularly adjustable structure 7, and the percentage table passes through third angularly adjustable structure 4 to be fixed on second regulation pole 6.
The use process and the detection principle are as follows: when the shaft core 10 is installed, firstly, the positioning pin fork 12 is pulled outwards to the farthest position, the induction screw 15 is pressed downwards, the push plate 20 is made to move downwards to abut against an annular baffle table, the outer end of the induction screw 15 is integrally sunk into the radial arrangement hole, then the positioning pin fork 12 is pushed inwards, the inner end fork structure is inserted into the upper limiting groove 19, then the shaft core 10 is inserted into the main pin hole 2 of the steering knuckle 1, then the positioning pin fork 12 is pulled outwards to the farthest position, the push plate 20 rises under the action of the thrust spring 21, when the push plate 20 abuts against the lower end face of the baffle sleeve 18, the positioning pin fork 12 is pushed inwards, the inner end fork structure is inserted into the lower limiting groove, the rotary ring piece 9 at the outer end of the induction screw 15 is positioned outside the radial arrangement hole, and the rotary ring piece 9 is in contact with the inner end face of the main pin hole 2 of the steering knuckle 1; turning on a power supply on the electromagnet 8, adsorbing and fixing the bracket on the steering knuckle 1 through the electromagnet, and enabling an induction contact of the dial indicator to be in contact with the end face of the end, far away from the rotating handle 11, of the shaft core 10 through adjusting an adjusting rod and an adjusting structure on the bracket; the rotary handle 11 is rotated, the rotary ring piece 9 moves in a ring shape along the inner end face of the main pin hole 2, if the flatness of the inner end face of the main pin hole 2 is not enough, the rotary ring piece 9 jumps along with the fluctuation of high and low planes, so that the shaft core 10 is driven to axially jump, the jumping amount of the shaft core 10 is displayed by a dial indicator through numbers, and the detection data of the dial indicator is analyzed to judge whether the flatness of the inner end face of the main pin hole 2 of the steering knuckle 1 reaches the standard or not; when the shaft core 1 is dismounted, the reverse operation is carried out according to the steps.
Claims (8)
1. The utility model provides a knuckle king pin hole inner end face detection device that beats, includes sensor (3), determine module and is used for making sensor (3) and determine module take place the support of contact, its characterized in that: the detection assembly comprises a shaft core (10), an induction screw (15) and an adjusting structure for adjusting the extension and retraction of the induction screw (15), the cylindrical surface of the shaft core (10) is in transition fit with a main pin hole (2) of a steering knuckle (1), the induction screw (15) is arranged in a radial arrangement hole of the shaft core (10) through the adjusting structure, the adjusting structure comprises a positioning pin fork (12), a stop block (13), a limiting cavity (14), a thrust spring (21), a push plate (20), a blocking sleeve (18) and a blocking sleeve fastener (17), the thrust spring (21), the push plate (20), the blocking sleeve (18), the blocking sleeve fastener (17) and the induction screw (15) are sequentially arranged in the radial arrangement hole from inside to outside, the lower end of the induction screw (15) penetrates through the blocking sleeve fastener (17) and the blocking sleeve (18) to be in contact with the upper surface of the push plate (20), the side wall of the radial placement hole on the inner side of the push plate (20) is provided with an annular blocking table for preventing the push plate (20) from excessively moving inwards, and the push plate (20) can realize the back-and-forth movement between the annular blocking table and the lower end surface of the blocking sleeve (18) under the combined action of the inward thrust of the induction screw (15) and the outward thrust of the thrust spring (21); an upper limiting groove/hole and a lower limiting groove/hole are formed in a rod body of the induction screw (15), the upper limiting groove/hole and the lower limiting groove/hole are parallel to the axis of the shaft core (10), a limiting cavity (14) is arranged inside the shaft core (10), the limiting cavity (14) is communicated with the radial arranging hole through an axial through hole, the limiting cavity (14) and the axial through hole are used for a positioning pin fork (12) to penetrate through, the positioning pin fork (12) is composed of an outer lifting part, a middle rod body and an inner end fork structure, the outer lifting part is located on the outer side of the end part of the shaft core (10), a stop block (13) is fixed on the middle rod body located in the limiting cavity (14), and the inner end fork structure corresponds to the upper limiting groove/hole and the lower limiting groove/hole of the induction screw (15); when the push plate (20) moves downwards to abut against the annular blocking table to enable the outer end of the induction screw (15) to be integrally sunk into the radial arrangement hole, the inner end fork structure corresponds to the upper limiting groove/hole of the induction screw (15), and when the push plate (20) moves upwards to abut against the lower end face of the blocking sleeve (18) to enable the outer end of the induction screw (15) to be located outside the radial arrangement hole, the inner end fork structure corresponds to the lower limiting groove/hole of the induction screw (15); one end of the shaft core (10) is provided with a rotating structure for rotating the shaft core (10), and the end face of the other end of the shaft core (10) corresponds to the induction contact of the sensor (3).
2. The device for detecting the run-out of the inner end surface of the kingpin hole of the knuckle according to claim 1, wherein: the outer end of the induction screw (15) is provided with a rotary ring piece (9) which can rotate freely.
3. The device for detecting the run-out of the inner end surface of the kingpin hole of the knuckle according to claim 1, wherein: the retaining sleeve fastener (17) is of an annular structure, the outer ring of the annular structure is in threaded connection with the side wall of the radial placement hole, and a groove used for corresponding to a screwdriver head is formed in the outer end face of the retaining sleeve fastener (17).
4. The device for detecting the run-out of the inner end surface of the kingpin hole of the knuckle according to claim 1, wherein: the rotating structure is positioned at one end, far away from the sensor (3), of the shaft core (10), and the rotating structure is a rotating handle (11) provided with an anti-skidding structure.
5. The device for detecting the run-out of the inner end surface of the kingpin hole of the knuckle according to claim 1, wherein: the limiting cavity (14) is arranged at the end part of the shaft core (10), the limiting cavity (14) is composed of a cavity with an axial opening at the end part of the shaft core (10) and a sealing cover for sealing the cavity, a through hole for allowing the middle rod body of the positioning pin fork (12) to pass through is formed in the sealing cover, and the outer lifting part of the positioning pin fork (12) is positioned on the outer side of the sealing cover.
6. The knuckle master pin hole inner end face runout detecting device according to any one of claims 1 to 5, characterized in that: the sensor (3) is fixed on the bracket, and the sensor (3) is contacted with the detection component by adjusting the bracket; the support include support fixed knot construct, first regulation pole (5) and second regulation pole (6), first regulation pole (5) fix on support fixed knot constructs through first angle adjustable structure, second regulation pole (6) settle on first regulation pole (5) through second angle adjustable structure (7), sensor (3) fix on second regulation pole (6) through third angle adjustable structure (4).
7. The device for detecting the run-out of the inner end surface of the kingpin hole of the knuckle according to claim 6, wherein: the support fixing structure is an electromagnet block (8).
8. The device for detecting the run-out of the inner end surface of the kingpin hole of the knuckle according to claim 6, wherein: the sensor (3) is a dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288583.4A CN112595196B (en) | 2020-11-17 | 2020-11-17 | Inner end face runout detection device for main pin hole of steering knuckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288583.4A CN112595196B (en) | 2020-11-17 | 2020-11-17 | Inner end face runout detection device for main pin hole of steering knuckle |
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| Publication Number | Publication Date |
|---|---|
| CN112595196A CN112595196A (en) | 2021-04-02 |
| CN112595196B true CN112595196B (en) | 2022-03-11 |
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| CN202011288583.4A Active CN112595196B (en) | 2020-11-17 | 2020-11-17 | Inner end face runout detection device for main pin hole of steering knuckle |
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