CN111947612B - Automobile wheel hub bearing outer flange axial groove position measuring device - Google Patents
Automobile wheel hub bearing outer flange axial groove position measuring device Download PDFInfo
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- CN111947612B CN111947612B CN202010907618.1A CN202010907618A CN111947612B CN 111947612 B CN111947612 B CN 111947612B CN 202010907618 A CN202010907618 A CN 202010907618A CN 111947612 B CN111947612 B CN 111947612B
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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Abstract
The invention discloses an automobile hub bearing outer flange axial groove position measuring device which comprises a supporting system, wherein the upper end of the supporting system is provided with a measuring upper part, the measuring upper part can move up and down along the supporting system, the lower end of the supporting system is provided with a measuring lower part, a hub bearing outer flange is arranged on the measuring lower part, and the measuring lower part is positioned right below the measuring upper part. The structure of the invention is adopted to detect the axial groove position of the outer flange of the hub bearing, the outer flange is arranged at the lower part of the detection during the detection, then the upper part of the detection moves along the supporting system to realize the measurement of the axial groove position size of the outer flange, the direct measurement of the axial groove position of the outer flange of the hub bearing of the automobile and the grouping measurement of the axial groove position of the assembly are realized, the size of parts of a processed product is strictly controlled, the product quality is improved, the stability of the product quality is ensured, the operation is convenient, the control is easy, and the labor intensity is low.
Description
Technical Field
The invention relates to the technical field of automobile hub bearing outer flange machining, in particular to an automobile hub bearing outer flange axial groove position measuring device.
Background
Along with the increasingly strict requirements of the country on the quality of automobile products and the increasingly high degree of production automation, the requirements of the automobile hub bearing unit assembly production line on the size control of the turning and grinding of the preorder parts are increasingly high, and the size control of the preorder parts seriously influences the assembly production and the quality of the assembly products.
The existing automobile hub bearing unit generally comprises an inner flange, an outer flange, an inner ring, balls and a retainer, wherein the inner ring is sleeved on the inner flange, and the balls are assembled between the inner flange and the outer flange through the retainer. The turning and grinding size control of the automobile hub bearing outer flange part originally adopts radial detection to indirectly control the axial groove size of the outer flange part. But the radial detection operation is more complicated, and is difficult to control, and the qualification rate of product is not high in automobile wheel hub bearing assembly production process, causes a large amount of product dismouting, and some parts are scrapped because of the dismouting, cause a large amount of economic losses.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a device for measuring the axial groove position of an outer flange of an automobile hub bearing, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides an automobile wheel hub bearing outer flange axial position of gully measuring device, includes braced system, and this braced system's upper end is equipped with measures upper portion, should measure upper portion and can follow braced system moves from top to bottom braced system's lower extreme is equipped with measures the lower part, and wheel hub bearing outer flange is arranged in on this measures the lower part, and should measure the lower part and be located measure the position under the upper portion.
According to the scheme, the hub bearing outer flange is arranged on the lower measuring part during measurement, then the upper measuring part moves downwards along the supporting system until contacting the outer flange, and then the upper measuring part is matched with the lower measuring part to realize detection of the axial groove position of the hub bearing outer flange.
Preferably, the supporting system comprises a lower bottom plate, a vertical plate is arranged on the lower bottom plate along the vertical direction, a driving cylinder is arranged at the upper end of the vertical plate and is arranged along the vertical direction, and the movable end of the driving cylinder is connected with the upper measuring part.
Preferably, a linear guide rail is arranged on one side of the vertical plate, which faces the upper measuring part, in the vertical direction, and the upper measuring part is connected to the linear guide rail in a sliding manner through a sliding block.
Preferably, the upper measuring part comprises a supporting plate connected with the movable end of the driving cylinder, an upper spring seat is arranged on the supporting plate, a measuring seat is movably arranged on the upper spring seat in a penetrating manner along the vertical direction, the upper end of the measuring seat is connected with a measuring head fixing block, a displacement sensor is connected onto the measuring head fixing block, the lower end of the measuring seat is connected with an upper inner ring fixing seat, the upper end surface of the upper inner ring fixing seat is connected with the lower end surface of the upper spring seat through a pressure spring, an upper retainer is sleeved on the upper inner ring fixing seat in a floating manner, an upper inner ring pressing plate is connected onto the lower end surface of the upper inner ring fixing seat, an upper measuring inner ring is abutted between the upper inner ring fixing seat and the upper inner ring pressing plate, and an upper measuring steel ball is movably arranged among the upper retainer, the upper measuring inner ring and the upper inner ring pressing plate;
the measuring head is movably arranged in the center holes of the measuring seat, the upper inner ring fixing seat and the upper inner ring pressing plate in a penetrating mode along the vertical direction, the lower end of the measuring head extends out of the upper inner ring pressing plate, the upper end of the measuring head is in contact with a sensing head on the displacement sensor, a first concave cavity is formed between the measuring seat and the measuring head fixing block, a first spring is arranged in the first concave cavity, the upper end of the first spring abuts against the lower end face of the measuring head fixing block, and the lower end of the first spring abuts against the measuring head.
The scheme is that in the using process, a driving cylinder drives the measuring upper portion to move downwards along a vertical plate, an upper measuring steel ball in an upper retainer is tightly attached to a channel on an outer flange of a bearing, the outer flange is continuously and tightly pressed downwards, the channel under the outer flange is contacted and tightly attached to a lower measuring steel ball, the upper measuring steel ball is continuously and tightly contacted with an upper measuring inner ring downwards, the measuring lower portion is tightly matched with the channel under the outer flange, the measuring upper portion and the measuring lower portion are automatically corrected under the action of a pressure spring, the lower end of a measuring head is tightly attached to the upper end face of a lower inner ring pressing plate, the upper and lower slight movement variable quantity of a plurality of point position measuring heads of the outer flange in one rotation circle is measured through a displacement sensor under the driving of the measuring lower portion, the data of the vertical slight movement variable quantity of the plurality of point positions is collected, and the average value of the groove position distance of the outer flange is calculated.
Preferably, the measuring head comprises an upper measuring head and a lower measuring head, the upper measuring head is movably arranged on the measuring seat in a penetrating mode, the lower measuring head is movably arranged on the upper inner ring fixing seat and the upper inner ring pressing plate in a penetrating mode, and the upper end of the lower measuring head extends into the center hole of the measuring seat and then abuts against the lower end of the upper measuring head.
So set up, cooperate through last gauge head and gauge head down and realize the measurement process, gauge head length overlength causes the problem that manufacturing process is complicated, the precision is difficult to guarantee when avoiding adopting a gauge head, and the manufacturing process of going up gauge head and gauge head down is all fairly simple, and can guarantee the precision of gauge head.
Preferably, a second cavity is defined between the upper end of the upper inner ring fixing seat and the lower end face of the measuring seat, a second spring is installed in the second cavity, the upper end of the second spring abuts against the lower end face of the measuring seat, and the lower end of the second spring abuts against the lower measuring head.
So set up, the second spring gives down gauge head decurrent power in the use, guarantees down that gauge head contacts with lower inner circle clamp plate all the time, and measuring result is more accurate.
Preferably, the upper inner ring fixing seat is sleeved with an upper plane bearing, the upper plane bearing is connected with the upper retainer through an upper small spring, the upper end of the upper small spring is abutted with the upper plane bearing, and the lower end of the upper small spring is abutted with the upper retainer.
Preferably, the lower measuring part comprises a motor base connected to the lower bottom plate, a bearing shaft is connected to the motor base, a rolling bearing is sleeved on the bearing shaft, a driven gear is sleeved on an outer ring of the rolling bearing and meshed with a driving gear, and the driving gear is driven by a motor;
the upper end face of the driven gear is connected with a bearing upper pressure plate, a position, close to the periphery of the bearing upper pressure plate, of the bearing upper pressure plate is connected with a limiting seat, the bearing upper pressure plate is further connected with a limiting seat through an upper ejection pressure spring, the upper end of the upper ejection pressure spring is abutted to the limiting seat, the lower end of the upper ejection pressure spring is abutted to the bearing upper pressure plate, the upper end face of the limiting seat is connected with a positioning disc, the outer ring of the limiting seat is contacted with the inner ring of the limiting plate, and the upper end face of the limiting seat can abut against the corner of the upper end of the limiting plate;
the upper end of the bearing shaft is connected with a lower inner ring positioning seat, a lower retainer is movably sleeved on the lower inner ring positioning seat, the upper end of the lower inner ring positioning seat is connected with a lower inner ring pressing plate, a lower measuring inner ring is abutted between the lower inner ring pressing plate and the lower inner ring positioning seat, and a lower measuring steel ball is movably arranged among the lower retainer, the lower measuring inner ring and the lower inner ring pressing plate.
According to the scheme, an upper-portion-compression outer flange is measured and moves downwards until a lower measuring steel ball is tightly contacted with a lower measuring inner ring, the outer flange moves downwards along with a positioning disc and a limiting seat along a limiting plate in the process, the upper measuring steel ball clings to an upper channel of an outer flange of a bearing after moving in place, a lower channel of the outer flange clings to the lower measuring steel ball, a motor is started, a driving gear drives a driven gear, so that an upper plane bearing, an upper retainer, a lower plane bearing, a lower retainer, the limiting plate, the positioning plate and the outer flange rotate together with an upper inner ring positioning seat and a lower inner ring positioning seat as shafts, the upper and lower slight movement variable quantity of a measuring head and a lower measuring head on a plurality of point positions within one rotation of the outer flange is measured through a displacement sensor, the data of the slight movement variable quantity of the plurality of the point positions up and down is collected, and the average value of the data is the groove position distance of the outer flange. After data collection and analysis are completed, the motor stops rotating, the driving cylinder returns to move upwards, the outer flange, the positioning seat and the positioning disc are rapidly reset under the action of the spring force of the upward pushing pressure spring, and then the outer flange is flexibly taken out to complete measurement.
Preferably, the lower inner ring positioning seat is sleeved with a lower plane bearing, the lower plane bearing is connected with the lower retainer through a lower small spring, the upper end of the lower small spring is abutted against the lower retainer, and the lower end of the lower small spring is abutted against the lower plane bearing.
Preferably, the limiting seat is of an L-shaped structure, a guide pin is connected to a vertical section of the L-shaped structure, a guide groove is formed in the limiting plate in the vertical direction, and the guide pin moves up and down along the guide groove in the moving process of the limiting seat.
Compared with the prior art, the invention has the beneficial effects that: the structure of the invention is adopted to detect the axial groove position of the outer flange of the hub bearing, the outer flange is arranged at the lower part of the detection during the detection, then the upper part of the detection moves along the supporting system to realize the measurement of the axial groove position size of the outer flange, the direct measurement of the axial groove position of the outer flange of the hub bearing of the automobile and the grouping measurement of the axial groove position of the assembly are realized, the size of parts of a processed product is strictly controlled, the product quality is improved, the stability of the product quality is ensured, the operation is convenient, the control is easy, and the labor intensity is low.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The device for measuring the axial groove position of the outer flange of the automobile hub bearing shown in the attached drawing 1 comprises a supporting system, wherein the upper end of the supporting system is provided with a measuring upper part, the measuring upper part can move up and down along the supporting system, the lower end of the supporting system is provided with a measuring lower part, the outer flange of the automobile hub bearing is arranged on the measuring lower part, and the measuring lower part is positioned right below the measuring upper part.
The braced system includes the lower plate 11 that sets up along the horizontal direction, be connected with riser 12 along vertical direction on this lower plate 11, cylinder fixed plate 13 is connected to the upper end of this riser 12, it drives actuating cylinder 14 to establish on cylinder fixed plate 13, it sets up along vertical direction to drive actuating cylinder 14, and the expansion end that drives actuating cylinder 14 passes through cylinder joint 15 and is connected with backup pad 2 of measuring upper portion, one side on measuring upper portion is equipped with linear guide 16 along vertical direction on riser 12, backup pad 2 is L type structure, the horizontal segment and the cylinder joint 15 of this L type structure are connected, pass through slider sliding connection on linear guide 16 on its vertical section.
Measure upper portion and include backup pad 2, be equipped with spring holder 3 on the horizontal segment of this backup pad 2, it wears to be equipped with measurement seat 31 along the vertical direction activity on this last spring holder 3, measurement seat 31 and last spring holder 3 are clearance fit, the upper end and the lower extreme of measuring seat 31 all stretch out upper spring holder 3, the upper end of this measurement seat 31 is connected with gauge head fixed block 32, connect displacement sensor 33 on this gauge head fixed block 32, be connected with upper inner circle fixing base 4 at the lower extreme of measuring seat 31, be connected through pressure spring 5 between the up end of this upper inner circle fixing base 4 and the lower terminal surface of last spring holder 3, the cover is equipped with flat face bearing 44 and last holder 45 on the upper inner circle fixing base 4, be connected through last little spring 46 between this upper flat face bearing 44 and the last holder 45, should go up little spring 46's upper end and last flat face bearing 44 butt, its lower extreme and last holder 45 butt. An upper inner ring pressing plate 48 is connected to the lower end face of the upper inner ring fixing seat 4, an upper measuring inner ring 47 is connected between the upper inner ring fixing seat 4 and the upper inner ring pressing plate 48 in an abutting mode, the upper end face of the upper measuring inner ring 47 abuts against the upper inner ring fixing seat 4, the lower end face of the upper measuring inner ring 47 abuts against the upper inner ring pressing plate 48, and an upper measuring steel ball 49 is movably arranged among the upper retainer 45, the upper measuring inner ring 47 and the upper inner ring pressing plate 48.
The measuring seat 31, the upper inner ring fixing seat 4 and the upper inner ring pressing plate 48 are located on the same straight line, measuring heads are movably arranged in the central holes of the measuring seat 31, the upper inner ring fixing seat 4 and the upper inner ring pressing plate 48 in a penetrating mode along the vertical direction, each measuring head comprises an upper measuring head 34 and a lower measuring head 43, the upper measuring head 34 is movably arranged on the measuring seat 31 in a penetrating mode, the upper end of each measuring head is in contact with a sensing head on the displacement sensor 33, the lower measuring head 43 is movably arranged on the upper inner ring fixing seat 4 and the upper inner ring pressing plate 48 in a penetrating mode, and the upper end of the lower measuring head 43 extends into the central hole of the measuring seat 31 and then abuts against the lower end of the upper measuring head 34.
A first concave cavity 35 is formed between the measuring base 31 and the measuring head fixing block 32, a first spring 36 is arranged in the first concave cavity 35, the upper end of the first spring 36 abuts against the lower end face of the measuring head fixing block 32, and the lower end of the first spring abuts against the upper measuring head 34.
A second cavity 41 is defined between the upper end of the upper inner ring fixing seat 4 and the lower end surface of the measuring seat 31, a second spring 42 is installed in the second cavity 41, the upper end of the second spring 42 abuts against the lower end surface of the measuring seat 31, and the lower end thereof abuts against the lower measuring head 43.
The lower measuring head 43 is enabled to be downward all the time under the action of the spring force of the second spring 42, and the steel ball on the lower measuring head 43 is ensured to be always contacted with the alloy block on the lower inner ring pressing plate 67 during measurement; under the action of the spring force of the upper small spring 46, the upper measuring steel ball 49 arranged in the upper retainer 45 always moves towards the axis, so that the upper part of the measurement is ensured to flexibly enter and exit from the upper channel of the outer flange, and the clamping stagnation phenomenon cannot occur; under the action of the spring force of the lower small spring 65, the lower measuring steel ball 68 in the lower retainer 64 always moves towards the axis, so that the lower part of the measuring part is ensured to flexibly enter and exit the lower channel of the outer flange, and the clamping stagnation phenomenon is avoided.
The lower measuring part comprises a motor base 6 connected to a lower bottom plate 11 through an upright post 9, the motor base 6 is parallel to the horizontal plane, a bearing shaft 61 is connected to the motor base 6, the axial lead of the bearing shaft 61 is perpendicular to the horizontal plane, a rolling bearing 74 is sleeved on the bearing shaft 61, a driven gear 73 is sleeved on the outer ring of the rolling bearing 74, the driven gear 73 is meshed with a driving gear 72, the driving gear 72 is driven by a motor 71, and the motor 71 is connected to the motor base 6.
A lower inner race positioning seat 62 is connected to an upper end of the bearing shaft 61, a lower flat bearing 63 and a lower retainer 64 are fitted over the lower inner race positioning seat 62, the lower flat bearing 63 and the lower retainer 64 are connected by a lower small spring 65, an upper end of the lower small spring 65 abuts against the lower retainer 64, and a lower end thereof abuts against the lower flat bearing 63. The upper end of the lower inner ring positioning seat 62 is connected with a lower inner ring pressing plate 67, a lower measuring inner ring 66 is connected between the lower inner ring pressing plate 67 and the lower inner ring positioning seat 62 in a butting manner, the lower end of the lower measuring inner ring 66 is abutted against the lower inner ring positioning seat 62, the upper end of the lower measuring inner ring 66 is abutted against the lower inner ring pressing plate 67, and a lower measuring steel ball 68 is movably arranged among the lower retainer 64, the lower measuring inner ring 66 and the lower inner ring pressing plate 67. The axial leads of the lower inner ring positioning seat 62 and the upper inner ring fixing seat 4 are located on the same straight line.
The upper end face of the driven gear 73 is connected with a bearing upper pressure plate 75, the lower end face of the bearing upper pressure plate 75 is abutted against the upper end face of the rolling bearing 74, a position on the bearing upper pressure plate 75 close to the periphery of the bearing upper pressure plate is connected with a limit plate 76, and the lower inner ring positioning seat 62, the lower plane bearing 63, the lower retainer 64, the small spring connection 65, the lower measuring inner ring 66, the lower inner ring pressure plate 67 and the lower measuring steel ball 68 are positioned in a space surrounded by the limit plate 76. Bearing top board 75 is still connected with spacing seat 77 through last top pressure spring 79, should go up top pressure spring 79's upper end and this spacing seat 77 butt, its lower extreme and bearing top board 75 butt, be connected with positioning disk 78 on this spacing seat 77's the up end, spacing seat 77's outer lane contacts with the inner circle of limiting plate 76, and this spacing seat 77's up end can support the upper end corner at limiting plate 76, spacing seat 77 is L type structure, be connected with uide pin 8 on this L type structure's the vertical section, be equipped with the guide way along vertical direction on the limiting plate 76, spacing seat 77 removes in-process uide pin 8 and reciprocates along this guide way.
In order to ensure the repeatability detection precision during measurement, alloy blocks with high wear resistance are embedded on the upper measuring head 34, the lower measuring head 43 and the lower inner ring pressing plate 67.
The principle and the measuring process of the invention are as follows:
an outer flange of a bearing of an automobile hub is placed on a positioning disc 78 at the lower part of measurement, a control signal is sent, a driving cylinder 14 drives the upper part of measurement to move downwards along a vertical plate 12, when an upper measuring steel ball 49 in an upper retainer 45 is tightly attached to an upper channel of the outer flange of the bearing, the driving cylinder 14 continues to press the outer flange to move downwards until the lower channel of the outer flange is contacted with and tightly attached to a lower measuring steel ball 68, and the outer flange continues to move downwards to a proper position, namely when the upper measuring steel ball 49 is tightly contacted with an upper measuring inner ring 47, the lower measuring steel ball 68 is tightly contacted with a lower measuring inner ring 66, a measuring seat 31 is in clearance fit with an upper spring seat 3, and the upper part and the lower part of measurement are automatically corrected under the action of a pressure spring 5; the driving cylinder 14 is an adjustable stroke cylinder, so that the compression length of the compression spring 5 is the same during each measurement, and the pressure for measuring and pressurizing is consistent.
Starting the motor 1, driving the gear 72 to drive the driven gear 73, the rolling bearing 74, the bearing upper pressure plate 75, the limiting plate 76, the limiting seat 77, the upper pushing pressure spring 79, the outer flange and the positioning disc 78 to rotate together by taking the upper inner ring fixing seat 4 and the lower inner ring positioning seat 62 as shafts, wherein in the rotating process, the upper measuring head 34 and the lower measuring head 43 can move up and down, and the lower end of the upper measuring head 34 is tightly attached to the upper end of the lower measuring head 43 under the action of the spring force of the first spring 36; the lower probe 43 is pressed against the alloy block on the lower inner ring pressure plate 67 by the spring force of the second spring 42, the upper probe 34 and the lower probe 43 only slightly move up and down without rotation, the displacement sensor 33 measures the amount of change in the vertical slight movement of the upper probe 34 and the lower probe 43 at a plurality of points in one rotation of the outer flange, collects data of the amount of change in the vertical slight movement of the plurality of points, and calculates the average value of the data, which is the groove distance of the outer flange. After the data acquisition and analysis are finished, the motor 71 stops rotating, the air cylinder 14 is driven to return to move upwards, the outer flange, the limiting seat 77, the positioning disc 78 and the like are quickly reset under the action of the spring force of the upper top pressure spring 79, and the outer flange is taken out to finish the measurement.
The foregoing describes preferred embodiments of the present invention. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. The utility model provides an automobile wheel hub bearing outer flange axial position of ditch measuring device which characterized in that: the device comprises a supporting system, wherein the upper end of the supporting system is connected with a measuring upper part, the measuring upper part can move up and down along the supporting system, the lower end of the supporting system is provided with a measuring lower part, a hub bearing outer flange is arranged on the measuring lower part, and the measuring lower part is positioned right below the measuring upper part;
the supporting system comprises a lower bottom plate (11), a vertical plate (12) is arranged on the lower bottom plate (11) along the vertical direction, a driving cylinder (14) is arranged at the upper end of the vertical plate (12), the driving cylinder (14) is arranged along the vertical direction, and the movable end of the driving cylinder (14) is connected with the upper measuring part;
the measuring lower part comprises a motor base (6) connected to the lower bottom plate (11), the motor base (6) is connected with a bearing shaft (61), a rolling bearing (74) is sleeved on the bearing shaft (61), a driven gear (73) is sleeved on the outer ring of the rolling bearing (74), the driven gear (73) is meshed with a driving gear (72), and the driving gear (72) is driven by a motor (71);
the upper end face of the driven gear (73) is connected with a bearing upper pressure plate (75), a position, close to the periphery of the bearing upper pressure plate (75), is connected with a limiting plate (76), the bearing upper pressure plate (75) is also connected with a limiting seat (77) through an upper ejection pressure spring (79), the upper end of the upper ejection pressure spring (79) is abutted against the limiting seat (77), the lower end of the upper ejection pressure spring is abutted against the bearing upper pressure plate (75), the upper end face of the limiting seat (77) is connected with a positioning disc (78), the outer ring of the limiting seat (77) is contacted with the inner ring of the limiting plate (76), and the upper end face of the limiting seat (77) can be abutted against the upper corner of the limiting plate (76);
the upper end of the bearing shaft (61) is connected with a lower inner ring positioning seat (62), a lower retainer (64) is movably sleeved on the lower inner ring positioning seat (62), the upper end of the lower inner ring positioning seat (62) is connected with a lower inner ring pressing plate (67), a lower measuring inner ring (66) is abutted between the lower inner ring pressing plate (67) and the lower inner ring positioning seat (62), and a lower measuring steel ball (68) is movably arranged among the lower retainer (64), the lower measuring inner ring (66) and the lower inner ring pressing plate (67).
2. The automobile hub bearing outer flange axial groove position measuring device of claim 1, characterized in that: a linear guide rail (16) is arranged on one side of the vertical plate (12) facing to the upper measuring part along the vertical direction, and the upper measuring part is connected to the linear guide rail (16) in a sliding mode through a sliding block.
3. The automobile hub bearing outer flange axial groove position measuring device of claim 2, characterized in that: the upper measuring part comprises a supporting plate (2) connected with the movable end of the driving cylinder (14), an upper spring seat (3) is arranged on the supporting plate (2), a measuring seat (31) is movably arranged on the upper spring seat (3) along the vertical direction in a penetrating manner, the upper end of the measuring seat (31) is connected with a measuring head fixing block (32), a displacement sensor (33) is connected onto the measuring head fixing block (32), the lower end of the measuring seat (31) is connected with an upper inner ring fixing seat (4), the upper end surface of the upper inner ring fixing seat (4) is connected with the lower end surface of the upper spring seat (3) through a pressure spring (5), an upper retainer (45) is movably sleeved on the upper inner ring fixing seat (4), an upper inner ring pressing plate (48) is connected onto the lower end surface of the upper inner ring fixing seat (4), and an upper measuring inner ring (47) is abutted between the upper inner ring fixing seat (4) and the upper inner ring pressing plate (48), an upper measuring steel ball (49) is movably arranged among the upper retainer (45), the upper measuring inner ring (47) and the upper inner ring pressure plate (48);
the measuring head is movably arranged in the center hole of the measuring seat (31), the upper inner ring fixing seat (4) and the upper inner ring pressing plate (48) in a penetrating mode along the vertical direction, the lower end of the measuring head extends out of the upper inner ring pressing plate (48), the upper end of the measuring head is in contact with the sensing head on the displacement sensor (33), a first concave cavity (35) is formed between the measuring seat (31) and the measuring head fixing block (32), a first spring (36) is arranged in the first concave cavity (35), the upper end of the first spring (36) is abutted to the lower end face of the measuring head fixing block (32), and the lower end of the first spring is abutted to the measuring head.
4. The automobile hub bearing outer flange axial groove position measuring device of claim 3, characterized in that: the measuring head comprises an upper measuring head (34) and a lower measuring head (43), the upper measuring head (34) is movably arranged on the measuring seat (31) in a penetrating mode, the lower measuring head (43) is movably arranged on the upper inner ring fixing seat (4) and the upper inner ring pressing plate (48) in a penetrating mode, and the upper end of the lower measuring head (43) extends into a center hole of the measuring seat (31) and then abuts against the lower end of the upper measuring head (34).
5. The automobile hub bearing outer flange axial groove position measuring device of claim 4, characterized in that: a second cavity (41) is defined between the upper end of the upper inner ring fixing seat (4) and the lower end face of the measuring seat (31), a second spring (42) is installed in the second cavity (41), the upper end of the second spring (42) abuts against the lower end face of the measuring seat (31), and the lower end of the second spring (42) abuts against the lower measuring head (43).
6. The automobile hub bearing outer flange axial groove position measuring device of any one of claims 3-5, characterized in that: an upper plane bearing (44) is sleeved on the upper inner ring fixing seat (4), the upper plane bearing (44) is connected with the upper retainer (45) through an upper small spring (46), the upper end of the upper small spring (46) is abutted against the upper plane bearing (44), and the lower end of the upper small spring is abutted against the upper retainer (45).
7. The automobile hub bearing outer flange axial groove position measuring device of claim 6, characterized in that: the lower inner ring positioning seat (62) is sleeved with a lower plane bearing (63), the lower plane bearing (63) is connected with the lower retainer (64) through a lower small spring (65), the upper end of the lower small spring (65) is abutted against the lower retainer (64), and the lower end of the lower small spring is abutted against the lower plane bearing (63).
8. The automobile hub bearing outer flange axial groove position measuring device of claim 7, characterized in that: spacing seat (77) are L type structure, are connected with uide pin (8) on the vertical section of this L type structure, be equipped with the guide way along vertical direction on limiting plate (76), spacing seat (77) remove the in-process uide pin (8) reciprocate along this guide way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010907618.1A CN111947612B (en) | 2020-09-02 | 2020-09-02 | Automobile wheel hub bearing outer flange axial groove position measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010907618.1A CN111947612B (en) | 2020-09-02 | 2020-09-02 | Automobile wheel hub bearing outer flange axial groove position measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111947612A CN111947612A (en) | 2020-11-17 |
| CN111947612B true CN111947612B (en) | 2022-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010907618.1A Active CN111947612B (en) | 2020-09-02 | 2020-09-02 | Automobile wheel hub bearing outer flange axial groove position measuring device |
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| CN114887918B (en) * | 2022-04-28 | 2023-10-10 | 人本股份有限公司 | Hub bearing outer flange ditch position detection device |
| CN115091281B (en) * | 2022-07-14 | 2023-11-03 | 浙江晟禧精密机械科技有限公司 | Machining system and machining method for small inner ring of automobile hub bearing |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006077830A (en) * | 2004-09-08 | 2006-03-23 | Ntn Corp | Bearing clearance measuring method for wheel bearing device |
| CN101863195A (en) * | 2010-06-22 | 2010-10-20 | 济南易恒技术有限公司 | Automobile third-generation hub unit assembly line |
| CN201703457U (en) * | 2010-06-22 | 2011-01-12 | 济南易恒技术有限公司 | Assembly line for automobile third-generation wheel hub unit |
| CN204043880U (en) * | 2014-09-03 | 2014-12-24 | 宁波江宸自动化装备有限公司 | A kind of vibration detection machine |
| CN105716650A (en) * | 2014-12-01 | 2016-06-29 | 昆山康斯特精密机械有限公司 | End face run-out and bolt detection integrated machine for third generation hub unit |
| CN105783814A (en) * | 2016-05-10 | 2016-07-20 | 重庆长江轴承股份有限公司 | System for axially detecting outer ring of automobile hub bearing |
| CN205642328U (en) * | 2016-05-10 | 2016-10-12 | 重庆长江轴承股份有限公司 | Automobile wheel hub bearing inner race axial detecting system |
| CN109655632A (en) * | 2017-10-10 | 2019-04-19 | 斯凯孚公司 | Hub unit with double angular position sensors |
-
2020
- 2020-09-02 CN CN202010907618.1A patent/CN111947612B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006077830A (en) * | 2004-09-08 | 2006-03-23 | Ntn Corp | Bearing clearance measuring method for wheel bearing device |
| CN101863195A (en) * | 2010-06-22 | 2010-10-20 | 济南易恒技术有限公司 | Automobile third-generation hub unit assembly line |
| CN201703457U (en) * | 2010-06-22 | 2011-01-12 | 济南易恒技术有限公司 | Assembly line for automobile third-generation wheel hub unit |
| CN204043880U (en) * | 2014-09-03 | 2014-12-24 | 宁波江宸自动化装备有限公司 | A kind of vibration detection machine |
| CN105716650A (en) * | 2014-12-01 | 2016-06-29 | 昆山康斯特精密机械有限公司 | End face run-out and bolt detection integrated machine for third generation hub unit |
| CN105783814A (en) * | 2016-05-10 | 2016-07-20 | 重庆长江轴承股份有限公司 | System for axially detecting outer ring of automobile hub bearing |
| CN205642328U (en) * | 2016-05-10 | 2016-10-12 | 重庆长江轴承股份有限公司 | Automobile wheel hub bearing inner race axial detecting system |
| CN109655632A (en) * | 2017-10-10 | 2019-04-19 | 斯凯孚公司 | Hub unit with double angular position sensors |
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