CN113154987B - Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel - Google Patents
Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel Download PDFInfo
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- CN113154987B CN113154987B CN202110502325.XA CN202110502325A CN113154987B CN 113154987 B CN113154987 B CN 113154987B CN 202110502325 A CN202110502325 A CN 202110502325A CN 113154987 B CN113154987 B CN 113154987B
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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
- G01B5/0025—Measuring of vehicle parts
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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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
Abstract
The invention relates to a single-detection type axle main pin hole inner sleeve detection device with double inner sleeve wall thickness comparison channels, which comprises a lower comparison disc, an upper comparison disc, a rotating structure for driving the lower comparison disc to rotate, a pressing structure, a supporting plate and a bottom plate, wherein a mandril penetrates through the lower comparison disc, a vertical connecting shaft which can be pulled out and penetrates through the lower comparison disc is arranged at the lower end of the upper comparison disc, the vertical connecting shaft is provided with a conical surface section which is abutted against the mandril, one end of the mandril is provided with an elastic layer, a vertical round pin is sleeved with a base plate which is supported on the supporting plate through a spring, and two inner sleeve wall thickness comparison channels are arranged on the base plate; when the inner sleeve with the inner diameter and the wall thickness both meeting the design values is sleeved on the lower comparison disc, the inner sleeve wall thickness comparison channel can move to be aligned with the wall of the inner sleeve along the up-down direction. The invention has the advantages of detecting the inner diameter and conveniently detecting whether the wall thickness of each circumferential position meets the requirement, and solves the problem of troublesome wall thickness and inner diameter of the inner sleeves at two sides.
Description
The application is a divisional application with the application number of 201910658142X, application date of 2019, 07, 20 and the name of a single-detection type axle main pin hole inner sleeve detection device with a double inner sleeve wall thickness comparison channel.
Technical Field
The invention relates to a checking fixture for detecting an axle, in particular to a single-check type axle main pin hole inner sleeve detection device with a double inner sleeve wall thickness comparison channel.
Background
The vehicle axle of the automobile is provided with a front axle and a rear axle, wherein the front axle is used for mounting front wheels and supporting the weight of the front part of the automobile and is connected with a frame by a front suspension frame. A front axle of an automobile with a conventional structure is disclosed in chinese patent application No. 2011201792654, which is entitled "front axle assembly of an automobile" with publication date of 2011, 12 and 28. The automobile front axle comprises a cross rod and two cantilevers, a frame supporting part is arranged at each of two ends of the cross rod, the two cantilevers are connected with each of the two cross rods, and main pin holes are formed in the cantilevers. When the front wheel steering device is used, the steering knuckle is arranged in the main pin hole in a penetrating mode through the main pin and connected with the front shaft, and the front wheel is installed on the steering knuckle. The original automotive front axle suffers from the following disadvantages: the cross rod and the cantilever are of split structures and are connected together in a welding mode, so that the position between the cantilever and the cross rod is easy to deviate and not meet the requirement, and the yield is low; for the improvement of the company, the automobile front axle with a flat bottom casting structure is designed; however, the axle with the cast structure has the following defects: the king pin holes are susceptible to wear resulting in scrapping of the front axle. In order to solve the problem of wear of the main pin hole, the inner sleeve 1 shown in fig. 3 is designed to be installed in the main pin hole. The two end surfaces of the inner sleeve are inclined surfaces. In the production process of the inner sleeve, whether the wall thickness and the inner diameter are within a set range or not needs to be detected, namely whether the tolerance meets the standard or not. The wall thickness and the inner diameter of the existing inner sleeve are detected by different detection mechanisms, and the detection is troublesome; the wall thickness is detected by a vernier caliper to detect a plurality of circumferential points of the inner sleeve for judgment, and because the number of detection points is limited, when the part which does not meet the requirement is not sampled, misjudgment can be generated, and the accuracy in detection is poor.
Disclosure of Invention
The invention provides a single-detection type axle main pin hole inner sleeve detection device provided with a double inner sleeve wall thickness comparison channel, which can detect the inner diameter and conveniently detect whether the wall thickness of each circumferential position meets the requirement, and solves the problem that the wall thickness and the inner diameter are detected by different mechanisms and the wall thickness is detected point by point along the circumferential direction of the inner sleeve by a vernier caliper.
The technical problem is solved by the following technical scheme: a single-detection type axle main pin hole inner sleeve detection device provided with a double inner sleeve wall thickness comparison channel comprises an inner diameter detection structure, a pressing structure, a supporting plate and a bottom plate which are sequentially arranged from top to bottom, wherein the inner diameter detection structure comprises a lower comparison disc, an upper comparison disc and a rotary structure for driving the lower comparison disc to rotate, the diameter of the lower comparison disc is the lower limit value of the inner diameter of an inner sleeve, the diameter of the upper comparison disc is the upper limit value of the inner diameter of the inner sleeve, the lower end of the lower comparison disc is provided with a vertical rotating shaft which is supported on the bottom plate and is rotatably connected to the supporting plate, the upper end of the lower comparison disc is provided with a vertical connecting hole, at least 3 ejector rods which radially extend along the circumferential distribution of the vertical rotating shaft are penetrated through the lower comparison disc, the rotary structure comprises a gear arranged on the vertical rotating shaft, a rack meshed with the gear and a translation mechanism for driving the rack to move back and forth, the lower end of the upper comparison disc is provided with a vertical connecting shaft which can be penetrated through the vertical connecting hole in an extractable mode, the vertical connecting shaft is provided with a conical surface section, the lower end of the conical surface section is small, the upper end of the conical surface section is large, the conical surface section is used for being abutted with the ejector rod and driving the ejector rod to abut against the inner sleeve sleeved on the lower comparison disc, one end of the ejector rod is provided with an elastic layer, the pressing structure comprises a pressing plate and a lifting mechanism for driving the pressing plate to press the upper comparison disc, the supporting plate is provided with a vertical round pin, the vertical round pin is sleeved with a base plate, the base plate is supported on the supporting plate through a spring, and the base plate is provided with two inner sleeve wall thickness comparison channels which are symmetrically distributed on two radial sides of the vertical round pin and can rotate to be distributed along the radial direction of the vertical rotating shaft through the vertical round pin; the width of one inner sleeve wall thickness comparison channel is equal to the upper limit value of the inner sleeve wall thickness, the width of the other inner sleeve wall thickness comparison channel is equal to the lower limit value of the inner sleeve wall thickness, and an introduction port is arranged at the upper end of the inner sleeve wall thickness comparison channel with the width equal to the lower limit value of the inner sleeve wall thickness; when the inner sleeve with the inner diameter and the wall thickness meeting the design values is sleeved on the lower comparison disc, the inner sleeve wall thickness comparison channel can move to be aligned with the wall of the inner sleeve along the vertical direction. When the base plate is used, the base plate rotates by taking the vertical round pin as an axis to the position where the two inner sleeve wall thickness comparison channels which are distributed along the radial direction of the vertical rotating shaft and have the width equal to the upper limit value of the inner sleeve wall thickness are positioned between the vertical rotating shaft and the vertical round pin and are kept at the position, the inner sleeve is sleeved on the lower comparison disc, if the inner sleeve can be sleeved, the protection requirement of the lower limit value of the inner diameter is shown, then the vertical connecting shaft is inserted into the vertical connecting hole, the inner sleeve can be lifted up to be sleeved on the upper comparison disc, if the upper limit value of the inner diameter can not be shown to meet the requirement, and when the inner diameter meets the requirement, the wall of the inner sleeve is inserted into the inner sleeve wall thickness comparison channel with the width equal to the upper limit value of the inner sleeve wall thickness, then the upper comparison disc is pressed down by the pressing structure, so that the conical surface section moves down to drive the ejector rod to extend out and prop against the inner circumferential surface of the inner sleeve. The rotating structure drives the vertical rotating shaft to rotate 360 degrees, so that the inner sleeve rotates 360 degrees, and if the inner sleeve can pass through the inner sleeve wall thickness comparison channel and is not clamped by the inner sleeve wall thickness comparison channel in the process that the inner sleeve rotates 360 degrees, the wall thickness of the inner sleeve does not exceed the upper limit value. Then the base plate rotates to a position where the two inner sleeve wall thickness comparison channels which are distributed along the radial direction of the vertical rotating shaft and have the width equal to the lower limit value of the inner sleeve wall thickness are located between the vertical rotating shaft and the vertical round pin by taking the vertical round pin as an axis, the inner sleeve is driven to rotate in the opposite direction for 360 degrees by the rotating structure, whether the supporting plate can be jacked by the spring in the process of rotating for 360 degrees is judged, the inner sleeve wall thickness comparison channels are sleeved on the wall of the inner sleeve, and if the supporting plate is not sleeved on the inner sleeve wall, the lower limit value of the wall thickness of the inner sleeve is in accordance with the requirement. The design of elastic layer for no matter the internal diameter is upper deviation or lower deviation, can both provide the radial translation of endotheca and dodge the space for the deformation through the elastic layer, make the endotheca wall thickness compare the passageway can not block the endotheca and lead to the endotheca can not produce the rotation and produce the erroneous judgement when the wall thickness meets the requirements. The mode is convenient for batch detection of the inner sleeve.
Preferably, the inner sleeve wall thickness ratio is enclosed by a fixed stop block and a movable stop block which are arranged on the base plate in the channel, the fixed stop block and the movable stop block can rotate to be distributed along the radial direction of the vertical rotating shaft by the vertical round pin, the movable stop block is connected to the base plate in a sliding mode along the radial direction of the vertical round pin, and a movable stop block position adjusting mechanism is arranged on the base plate. This technical scheme makes the width that the passageway was compared to the endotheca wall thickness adjustable to can be applicable to the endotheca detection usefulness of different wall thickness scopes, the commonality is good.
Preferably, the movable stop position adjusting mechanism comprises a rotary table abutted against one side of the movable stop far away from the fixed stop, the rotary table is eccentrically provided with a vertical rotating shaft, and the vertical rotating shaft is in threaded connection with the supporting plate. When the device is used, the rotating disc is rotated to drive the movable stop block, so that the wall thickness of the inner sleeve is adjusted to the width of the channel. The adjustment is convenient.
Preferably, when the inner sleeve wall thickness ratio channel is positioned between the vertical rotating shaft and the vertical round pin, the fixed stop block is positioned between the vertical rotating shaft and the movable stop block, and the movable stop block position adjusting mechanism is positioned on one side of the movable stop block, which is far away from the fixed stop block. In the process of detecting the upper and lower limit values of the wall thickness to switch, the width of the inner sleeve wall thickness comparison channel can be adjusted without taking down the inner sleeve, and the use is convenient.
Preferably, when the inner sleeve wall thickness ratio channel is located between the vertical rotating shaft and the vertical round pin, the fixed stop block is located between the vertical rotating shaft and the movable stop block, the fixed stop block is cylindrical, and the surface of one side, facing the fixed stop block, of the movable stop block is a radial vertical plane perpendicular to the vertical rotating shaft. No matter how large the inner diameter and the outer diameter of the inner sleeve are, the stop block cannot interfere the inner sleeve to be inserted into the inner sleeve wall thickness comparison channel.
Preferably, the elastic layer is a rubber layer. Not only can elastically deform, but also has good reliability when the inner sleeve can rotate along with the comparison turntable.
Preferably, when the two inner wall thickness ratio channels are distributed along the radial direction of the vertical rotating shaft, the sum of the inner diameter of the inner sleeve and half of the inner sleeve wall thickness is equal to the distance between the inner sleeve wall thickness ratio channel between the vertical rotating shaft and the vertical round pin and the axis of the vertical rotating shaft. A minimization of the thickness of the elastic layer can be achieved.
Preferably, the supporting plate is further connected with a limiting mechanism for keeping the fixed stopper and the movable stopper at positions distributed along the radial direction of the vertical rotating shaft. The convenience is good when in use.
Preferably, the limiting mechanism comprises two vertical stop rods which are connected to the supporting plate in a pluggable manner and a cross rod which connects the upper ends of the two vertical stop rods together, and the two vertical stop rods are in stop connection with the two sides of the base plate when the fixed stop blocks and the movable stop blocks are distributed along the radial direction of the vertical rotating shaft.
Preferably, the vertical rotating shaft is supported on the base plate through a plane bearing.
Preferably, the lower surface of the pressing plate is provided with a plurality of pressing rolling balls.
The invention has the following advantages: the wall thickness and the inner diameter of the inner sleeve can be conveniently detected, and the detection is convenient and has good accuracy; the continuous detection is convenient.
Drawings
Fig. 1 is a schematic view of the present invention in use.
Fig. 2 is a schematic top view of the two inner sleeve wall thickness comparison channels distributed along the radial direction of the vertical rotation shaft after the pressing structure and the upper comparison turntable are removed.
Fig. 3 is a schematic cross-sectional view of the inner sleeve.
In the figure: the device comprises an inner sleeve 1, a pressing structure 2, a supporting plate 3, a bottom plate 4, a lower comparison disc 5, an upper comparison disc 6, a rotating structure 7, a vertical rotating shaft 8, a vertical connecting hole 9, a plane bearing 10, an ejector rod 11, an elastic layer 12, a gear 13, a rack 14, a translation mechanism 15, a vertical connecting shaft 16, a conical surface section 17, a pressing plate 18, a lifting mechanism 19, a pressing rolling ball 20, a vertical round pin 21, a spring 22, a movable stop block 23, an inner sleeve wall thickness comparison channel 24, an introducing port 25, a surface 26 of one side of the movable stop block facing the fixed stop block, a rotary table 27, a vertical rotating shaft 28, a threaded through hole 29, a wall 30 of the inner sleeve, a fixed stop block 31, a movable stop block position adjusting mechanism 32, a limiting mechanism 33, a vertical stop rod 34, a cross rod 35 and a base plate 36.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 and 2, the single-inspection type axle main pin hole inner sleeve detection device provided with the double inner sleeve wall thickness comparison channel comprises an inner diameter detection structure, and a pressing structure 2, a supporting plate 3 and a bottom plate 4 which are sequentially arranged from top to bottom. The inner diameter detection structure comprises a lower comparison disc 5, an upper comparison disc 6 and a rotating structure 7 for driving the lower comparison disc to rotate. The diameter of the lower comparison disc is the lower limit value of the inner diameter of the inner sleeve 1. The diameter of the upper comparison disc is the upper limit value of the inner diameter of the inner sleeve. The upper end surface of the lower comparison disc is a convex conical surface, so that the inner sleeve can be conveniently sleeved on the lower comparison disc. The lower end of the lower comparison disc is provided with a vertical rotating shaft 8 which is supported on the bottom plate and is rotatably connected on the supporting plate, and the upper end of the lower comparison disc is provided with a vertical connecting hole 9. The vertical rotating shaft is coaxial with the upper comparison disc. The vertical rotating shaft is rotatably connected to the supporting plate and penetrates through the supporting plate. The lower end of the vertical shaft is supported on the base plate by a flat bearing 10. The vertical connecting hole is coaxial with the vertical rotating shaft. The lower comparison disc is provided with 3 mandrils 11 which are distributed along the circumferential direction of the vertical rotating shaft and extend radially. The 3 ejector rods are uniformly distributed along the circumferential direction of the lower comparison disc. The outer end of the ejector rod, namely the end far away from the vertical rotating shaft, is provided with an elastic layer 12. The elastic layer is of a rubber structure. The ejector pin can be compared the disc and go up horizontal migration down. The rotating structure comprises a gear 13 arranged on the vertical rotating shaft, a rack 14 meshed with the gear and a translation mechanism 15 driving the rack to translate back and forth. The translation mechanism is a cylinder. The lower end of the upper comparison disc is provided with a vertical connecting shaft 16 which is arranged in the vertical connecting hole in a penetrating way in a pulling way. The upper end of the vertical connecting shaft is provided with a conical section 17 with a small lower end and a large upper end. The conical surface section 17 is integrated with the inner end motor of the ejector rod. When the comparison disc moves downwards, the conical surface section drives the ejector rod to extend out, the upper end ejector rod is tightly propped against the inner circumferential surface of the inner sleeve through the elastic layer, and the upper end inner sleeve can rotate along with the lower comparison disc. The pressing structure comprises a pressing plate 18 and a lifting mechanism 19 for driving the pressing plate to press the upper comparison disc. The lifting mechanism is a cylinder. The lower surface of the pressing plate is provided with a plurality of pressing rolling balls 20. The supporting plate is provided with a vertical round pin 21. The vertical round pin is sleeved with a base plate 36 which is supported on the supporting plate through a spring 22. The base plate is provided with two inner sleeve wall thickness comparison channels 24 which are symmetrically distributed on the two radial sides of the vertical round pin. The two inner sleeve wall thickness comparison channels can rotate to be distributed along the radial direction of the vertical rotating shaft by taking the vertical round pin as the shaft. The inner sleeve wall thickness ratio channel is enclosed by a fixed stop block 31 and a movable stop block 23 which are arranged on the base plate. The upper end of the inner sleeve wall thickness ratio channel is provided with a leading-in port 25. When the wall thickness of the two inner sleeves is distributed along the radial direction of the vertical rotating shaft compared with the wall thickness of the channel, the fixed stop block and the movable stop block are distributed along the radial direction of the vertical rotating shaft, the movable stop block is positioned between the vertical round pin and the fixed stop block, and the surface 26 of one side of the movable stop block facing the fixed stop block is a radial vertical plane vertical to the vertical rotating shaft. The fixed stop block is cylindrical. The movable stop block is connected on the base plate in a sliding mode along the radial direction of the vertical rotating shaft. The base plate is provided with a movable stopper position adjusting mechanism 32. The movable stop block position adjusting mechanism is positioned on one side of the movable stop block, which is far away from the fixed stop block. The movable stop position adjustment mechanism comprises a rotary disc 27 abutting on the side of the movable stop remote from the fixed stop. The turntable is eccentrically provided with a vertical rotation shaft 28. The vertical rotating shaft and the fixed stop blocks are distributed along the radial direction of the vertical rotating shaft. The vertical rotation shaft is screwed into the threaded through hole 29 on the base plate. When the inner sleeve 1 with the inner diameter and the wall thickness both meeting the design values is sleeved on the lower comparison disc and the two inner sleeve wall thickness comparison channels are distributed along the radial direction of the vertical rotating shaft, the wall of the inner sleeve is aligned with the inner sleeve wall thickness comparison channel between the vertical rotating shaft and the vertical round pin, and specifically, the sum of the inner diameter of the inner sleeve and half of the wall thickness of the inner sleeve is equal to the distance from the middle point of the inner sleeve wall thickness comparison channel to the axis of the vertical rotating shaft. The pallet is also connected with a limit mechanism 33 which keeps the fixed stop and the movable stop at the positions distributed along the radial direction of the vertical rotating shaft. The limiting mechanism comprises two vertical stop rods 34 which can be connected on the supporting plate in a pluggable mode and a cross rod 35 which connects the upper ends of the two vertical stop rods together. When the fixed stop block and the movable stop block are distributed along the radial direction of the vertical rotating shaft, the two vertical stop rods are in stop connection with the two sides of the base plate.
When the device is used, the width of one inner sleeve wall thickness comparison channel in the two inner sleeve wall thickness comparison channels is the upper limit value of the inner sleeve wall thickness, and the width of the other inner sleeve wall thickness comparison channel is equal to the lower limit value of the inner sleeve wall thickness. The method for adjusting the wall thickness ratio of the inner sleeve to the width of the channel comprises the following steps: the rotating turntable is rotated by taking the vertical rotating shaft as the shaft, so as to adjust the position of the rotating stop block.
The base plate rotates to a position where two inner sleeve wall thickness comparison channels which are distributed along the radial direction of the vertical rotating shaft and have the width equal to the upper limit value of the inner sleeve wall thickness are located between the vertical rotating shaft and the vertical round pin by taking the vertical round pin as a shaft, the inner sleeve is sleeved on the lower comparison disc, if the inner sleeve can be sleeved, the lower limit value of the inner diameter meets the requirement, then the vertical connecting shaft is inserted into the vertical connecting hole, the inner sleeve is lifted up to see whether the inner sleeve can be sleeved on the upper comparison disc, if the inner diameter cannot be shown to meet the requirement, the wall of the inner sleeve is inserted into the inner sleeve wall thickness comparison channel located between the vertical rotating shaft and the vertical round pin, and the comparison disc is pressed downwards by the pressing structure, so that the conical surface section moves downwards to drive the ejector rod to extend out and prop against the inner circumferential surface of the inner sleeve. The rotating structure drives the vertical rotating shaft to rotate 360 degrees, so that the inner sleeve rotates 360 degrees, and if the inner sleeve can pass through the inner sleeve wall thickness comparison channel and is not clamped by the inner sleeve wall thickness comparison channel in the process that the inner sleeve rotates 360 degrees, the wall thickness of the inner sleeve does not exceed the upper limit value. Then the base plate rotates to a position where the two inner sleeve wall thickness comparison channels which are distributed along the radial direction of the vertical rotating shaft and have the width equal to the lower limit value of the inner sleeve wall thickness are located between the vertical rotating shaft and the vertical round pin by taking the vertical round pin as an axis, the inner sleeve is driven by a rotating structure to rotate 360 degrees in the opposite direction, whether the base plate can be jacked by the spring in the process of rotating 360 degrees is judged, the inner sleeve wall thickness comparison channels are sleeved on the wall of the inner sleeve, and if the base plate is not sleeved on the inner sleeve wall, the lower limit value of the wall thickness of the inner sleeve meets the requirement.
Claims (3)
1. A single-detection type axle main pin hole inner sleeve detection device provided with a double-inner-sleeve wall thickness comparison channel is characterized by comprising an inner diameter detection structure, a pressing structure, a supporting plate and a bottom plate which are sequentially arranged from top to bottom, wherein the inner diameter detection structure comprises a lower comparison disc, an upper comparison disc and a rotary structure for driving the lower comparison disc to rotate, the diameter of the lower comparison disc is the lower limit value of the inner diameter of an inner sleeve, the diameter of the upper comparison disc is the upper limit value of the inner diameter of the inner sleeve, the lower end of the lower comparison disc is provided with a vertical rotating shaft which is supported on the bottom plate and is rotatably connected onto the supporting plate, the upper end of the lower comparison disc is provided with a vertical connecting hole, at least 3 ejector rods which radially extend along the circumferential distribution of the vertical rotating shaft are penetrated through the lower comparison disc, and the rotary structure comprises a gear arranged on the vertical rotating shaft, a rack which is meshed with the gear, and a translation mechanism for driving the rack to move back and forth, the lower end of the upper comparison disc is provided with a vertical connecting shaft which is arranged in the vertical connecting hole in a penetrating mode in a pluggable mode, the vertical connecting shaft is provided with a conical surface section which is small in lower end and large in upper end and is used for being abutted with the ejector rod to drive the ejector rod to abut against an inner sleeve sleeved on the lower comparison disc, one end of the ejector rod is provided with an elastic layer, the pressing structure comprises a pressing plate and a lifting mechanism which drives the pressing plate to press the upper comparison disc, a vertical round pin is arranged on the supporting plate, a base plate is sleeved on the vertical round pin and supported on the supporting plate through a spring, and two inner sleeve wall thickness comparison channels which are symmetrically distributed on two radial sides of the vertical round pin and can rotate to be distributed along the radial direction of the vertical rotating shaft through the vertical round pin are arranged on the base plate; the width of one inner sleeve wall thickness comparison channel is equal to the upper limit value of the inner sleeve wall thickness, the width of the other inner sleeve wall thickness comparison channel is equal to the lower limit value of the inner sleeve wall thickness, and an introduction port is arranged at the upper end of the inner sleeve wall thickness comparison channel with the width equal to the lower limit value of the inner sleeve wall thickness; when the inner sleeve with the inner diameter and the wall thickness both meeting the design values is sleeved on the lower comparison disc, the inner sleeve wall thickness comparison channel can move to be aligned with the wall of the inner sleeve along the vertical direction; the inner sleeve wall thickness comparison channel is formed by a fixed stop block and a movable stop block which are arranged on a base plate in a surrounding mode, the fixed stop block and the movable stop block can rotate to be distributed along the radial direction of a vertical rotating shaft through the vertical round pin, the movable stop block is connected to the base plate in a sliding mode along the radial direction of the vertical round pin, a movable stop block position adjusting mechanism is arranged on the base plate, when the inner sleeve wall thickness comparison channel is located between the vertical rotating shaft and the vertical round pin, the fixed stop block is located between the vertical rotating shaft and the movable stop block, the fixed stop block is cylindrical, and the surface of one side, facing the fixed stop block, of the movable stop block is a vertical plane perpendicular to the radial direction of the vertical rotating shaft; the movable stop block position adjusting mechanism comprises a rotary table which is abutted against one side of the movable stop block, which is far away from the fixed stop block, a vertical rotating shaft is eccentrically arranged on the rotary table, and the vertical rotating shaft is in threaded connection with the supporting plate; when the inner sleeve wall thickness comparison channel is positioned between the vertical rotating shaft and the vertical round pin, the fixed stop block is positioned between the vertical rotating shaft and the movable stop block, and the movable stop block position adjusting mechanism is positioned on one side of the movable stop block, which is far away from the fixed stop block; the elastic layer is a rubber layer; when the two inner wall thickness comparison channels are distributed along the radial direction of the vertical rotating shaft, the sum of the inner diameter of the inner sleeve and half of the wall thickness of the inner sleeve is equal to the distance between the wall thickness comparison channel of the inner sleeve between the vertical rotating shaft and the vertical round pin and the axis of the vertical rotating shaft; the vertical rotating shaft is supported on the bottom plate through a plane bearing, and a plurality of pressing rolling balls are arranged on the lower surface of the pressing plate.
2. The single inspection type axle main pin hole inner sleeve detection device with the double inner sleeve wall thickness comparison channel as claimed in claim 1, wherein the supporting plate is further connected with a limiting mechanism for keeping the fixed stop and the movable stop at positions distributed along the radial direction of the vertical rotation shaft.
3. The single-detection axle main pin hole inner sleeve detection device with the double inner sleeve wall thickness comparison channel as claimed in claim 2, wherein the limiting mechanism comprises two vertical stop rods connected to the supporting plate in a pluggable manner and a cross rod connecting the upper ends of the two vertical stop rods together, and the two vertical stop rods are stopped at two sides of the base plate when the fixed stop blocks and the movable stop blocks are distributed along the radial direction of the vertical rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110502325.XA CN113154987B (en) | 2019-07-20 | 2019-07-20 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110502325.XA CN113154987B (en) | 2019-07-20 | 2019-07-20 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
| CN201910658142.XA CN110487146B (en) | 2019-07-20 | 2019-07-20 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910658142.XA Division CN110487146B (en) | 2019-07-20 | 2019-07-20 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
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| CN113154987A CN113154987A (en) | 2021-07-23 |
| CN113154987B true CN113154987B (en) | 2022-04-01 |
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| CN202110502325.XA Active CN113154987B (en) | 2019-07-20 | 2019-07-20 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
| CN201910658142.XA Active CN110487146B (en) | 2019-07-20 | 2019-07-20 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
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| CN201910658142.XA Active CN110487146B (en) | 2019-07-20 | 2019-07-20 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
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| CN113154987B (en) * | 2019-07-20 | 2022-04-01 | 南平市建阳区汽车锻压件厂 | Single-detection type axle main pin hole inner sleeve detection device provided with double inner sleeve wall thickness comparison channel |
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| CN208313850U (en) * | 2018-12-03 | 2019-01-01 | 湖南正中制药机械有限公司 | A kind of quick detection device of large transfusion bottle continuous rotary |
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| DE1295199B (en) * | 1963-03-01 | 1969-05-14 | Portage Machine Company | Measuring machine for checking the dimensional accuracy of workpieces |
| JPH08219703A (en) * | 1995-02-14 | 1996-08-30 | Shinko Eng Kk | Apparatus for measuring thickness of tube material |
| JPH0953924A (en) * | 1995-08-14 | 1997-02-25 | Fuji Oozx Inc | Instrument for simultaneously measuring bottom wall thickness and inside diameter of bottomed hole |
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| CN113154987A (en) | 2021-07-23 |
| CN110487146B (en) | 2021-06-08 |
| CN110487146A (en) | 2019-11-22 |
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Denomination of invention: Single inspection type axle kingpin hole inner sleeve detection device with double inner sleeve wall thickness comparison channel Effective date of registration: 20221020 Granted publication date: 20220401 Pledgee: Industrial Bank Co.,Ltd. Jianyang sub branch Pledgor: NANPING JIANYANG AUTO PRESS FORGING FACTORY Registration number: Y2022350000137 |
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Address after: 354209 No. 176 Renmin Road, Shui Ji Town, Jianyang District, Nanping, Fujian Patentee after: Fujian Tiechima Light Axle Co.,Ltd. Address before: 354209 No. 176 Renmin Road, Shui Ji Town, Jianyang District, Nanping, Fujian Patentee before: NANPING JIANYANG AUTO PRESS FORGING FACTORY |