CN113483714B - Comprehensive clearance measuring device for bearing - Google Patents
Comprehensive clearance measuring device for bearing Download PDFInfo
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- CN113483714B CN113483714B CN202110886952.8A CN202110886952A CN113483714B CN 113483714 B CN113483714 B CN 113483714B CN 202110886952 A CN202110886952 A CN 202110886952A CN 113483714 B CN113483714 B CN 113483714B
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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
- G01B21/16—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 distance of clearance between spaced objects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a comprehensive clearance measuring device for a bearing, which belongs to the technical field of bearing processing equipment and comprises a shell; the clamping mechanism is arranged in the shell to fix the outer ring of the bearing; slide mechanism, slide mechanism includes the second actuating cylinder, first actuating cylinder, two radial sliders, rectangular sleeve piece and curb plate, the equal fixed connection of two curb plates is in the upper surface of casing, two equal fixed connection of radial sliders are in the end that is close to mutually of two curb plates, two equal sliding connection of rectangular sleeve piece are between two radial sliders, second actuating cylinder fixed connection is in the end that is close to mutually of two rectangular sleeve pieces, first actuating cylinder locates in one of them curb plate, and the extension end fixed connection of first actuating cylinder is in the side of one of them curb plate, this device is automatic to be realized the measurement of bearing play, it is more accurate to compare in the clearance gauge measurement, it is convenient to measure simultaneously, the measurement efficiency of bearing play has been remarkably improved.
Description
Technical Field
The invention belongs to the technical field of bearing processing equipment, and particularly relates to a comprehensive clearance measuring device for a bearing.
Background
The bearing play is the clearance between the bearing rolling bodies and the bearing inner and outer ring shells. The bearing play means a movement amount when one of the inner ring and the outer ring is fixed when the bearing is not mounted on the shaft or the bearing housing, and then the other of the inner ring and the outer ring is moved in the radial direction or the axial direction. According to the direction of movement, radial play and axial play can be divided. The size of the play (referred to as working play) during operation affects the rolling fatigue life, temperature rise, noise, vibration, and other properties of the bearing.
In the prior art, the clearance of the bearing is usually measured by using a feeler gauge, the measurement accuracy is not high, multiple comparison measurement is needed, and the measurement efficiency is low.
Disclosure of Invention
The invention aims to provide a comprehensive clearance measuring device for a bearing, and aims to solve the problems that in the prior art, a clearance gauge is usually used for measuring the bearing clearance, the measuring precision is not high, multiple comparison measurement is needed, and the measuring efficiency is low.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a bearing integrated play measurement device comprising:
a housing;
the clamping mechanism is arranged in the shell to fix the outer ring of the bearing;
the sliding mechanism comprises a second driving cylinder, a first driving cylinder, two radial sliding blocks, rectangular sleeve blocks and side plates, wherein the two side plates are fixedly connected to the upper surface of the shell, the two radial sliding blocks are fixedly connected to the adjacent ends of the two side plates, the two rectangular sleeve blocks are slidably connected between the two radial sliding blocks, the second driving cylinder is fixedly connected to the adjacent ends of the two rectangular sleeve blocks, the first driving cylinder is arranged in one side plate, and the extension end of the first driving cylinder is fixedly connected to the side end of one side plate;
the expansion mechanism is connected with the second driving cylinder to fix the bearing inner ring;
the control console is fixedly connected to the upper ends of the two side plates; and
the measuring assembly comprises a radial displacement sensor, a mounting block and an axial displacement sensor, wherein the radial displacement sensor is fixedly connected to the bottom end of the control console, the mounting block is fixedly connected to the upper surface of the shell, and the axial displacement sensor is fixedly connected to the upper end of the mounting block.
As a preferable scheme of the invention, the shell comprises a bottom plate, a first shell, a connecting seat, a second shell, a table top and a fixing seat, wherein the bottom plate is positioned at the bottom, the first shell is fixedly connected to the upper end of the bottom plate, the connecting seat is fixedly connected to the upper end of the first shell, the inside of the connecting seat is of a cavity structure, the second shell is fixedly connected to the upper end of the connecting seat, the fixing seat is fixedly connected to the bottom inner wall of the connecting seat, and the table top is fixedly connected between two side walls of the connecting seat.
As a preferable scheme of the invention, the thickness of the bottom plate is 4mm, and the outer surfaces of the first shell and the two second shells are respectively provided with an anti-rust coating.
As a preferable scheme of the invention, a rectangular connecting hole is formed in the side end of the second shell, and the first driving cylinder is arranged in the rectangular connecting hole.
As a preferable scheme of the invention, the clamping mechanism comprises a clamping main body, a clamping sliding block, a second hinging sliding block, a fourth driving air cylinder, an annular block and a plurality of groups of clamping components, wherein the upper end of the fixing seat and the bottom inner wall of the connecting seat are provided with fixing holes, the clamping main body is fixedly connected in the fixing holes, the annular block is fixedly connected with the upper end of the bottom plate, the fourth driving air cylinder is fixedly connected in the annular block, the clamping sliding block is fixedly connected with the extension end of the fourth driving air cylinder, the clamping sliding block is in sliding connection with the clamping main body, and the second hinging sliding block is fixedly connected with the lower end of the clamping sliding block;
each group of clamping components comprises a clamping block, a limiting sliding groove, a connecting piece, a connecting rod and a first rotating groove, wherein the limiting sliding groove is formed in the circumferential surface of the clamping main body, the first rotating groove is formed in the circumferential surface of the second hinging sliding block, the limiting sliding block is slidably connected in the limiting sliding groove, the clamping block is fixedly connected to the upper end of the limiting sliding block, the connecting piece is fixedly connected to the lower end of the limiting sliding block, and two ends of the connecting rod are respectively connected in the connecting piece and the first rotating groove through first rotating shafts.
In a preferred scheme of the invention, the length of the extension end of the fourth driving cylinder is longer than the lengths of the clamping sliding block and the second hinging sliding block.
As a preferable scheme of the invention, the extension end of the second driving cylinder is fixedly connected with a U-shaped fixed block.
As a preferable scheme of the invention, the expansion mechanism comprises a third driving cylinder, an expansion main body, a first hinged sliding block, an expansion sliding block, a plurality of connecting blocks and an expansion assembly, wherein the expansion main body is fixedly connected in a U-shaped fixed block, the third driving cylinder is fixedly connected with the upper end of the expansion main body, the plurality of connecting blocks are fixedly connected with the bottom end of the expansion main body, the expansion sliding block is fixedly connected between the plurality of connecting blocks, the first hinged sliding block is slidably connected in the expansion main body, and the upper end of the first hinged sliding block is fixedly connected with the extension end of the third driving cylinder;
each expansion assembly comprises an arc-surface clamping block, a second rotating rod, a first rotating rod, a supporting body, a T-shaped sliding block, a T-shaped sliding groove, a supporting sliding groove, a second rotating groove and a telescopic groove, wherein the T-shaped sliding groove is formed in the bottom end of the expansion main body, the T-shaped sliding block is slidably connected in the T-shaped sliding groove, the arc-surface clamping block is fixedly connected to the lower end of the T-shaped sliding block, the supporting sliding groove is formed in the inner surface of the arc-surface clamping block, the second rotating groove is formed in the circumferential surface of the first hinged sliding block, the telescopic groove is formed in the circumferential surface of the expansion sliding block, the mutually close ends of the first rotating rod and the second rotating rod are rotationally connected through a second rotating shaft, the mutually far ends of the first rotating rod and the second rotating rod are rotationally connected in the second rotating groove and the telescopic groove through a third rotating shaft respectively, the supporting body is fixedly connected to the side ends of the second rotating rod, and the supporting body is slidably connected in the supporting sliding groove.
As a preferable scheme of the invention, two groups of limiting assemblies are symmetrically arranged in the sliding mechanism, each group of limiting assemblies comprises a sliding block and a sliding rod, the sliding blocks are fixedly connected with the side ends of the two rectangular sleeve blocks, the sliding rods are fixedly connected between the adjacent ends of the two side plates, and the sliding blocks are in sliding connection with the circumferential surfaces of the sliding rods.
As a preferable scheme of the invention, a PLC control module, a display module, a calculation module and a reset module are arranged in the control console, a radial movement module is arranged in the radial displacement sensor, an axial movement module is arranged in the axial displacement sensor, the PLC control module is respectively electrically connected with and controls the operation of a first driving cylinder, a second driving cylinder, a third driving cylinder, a fourth driving cylinder, the radial displacement sensor and the axial displacement sensor, the reset module is respectively electrically connected with the radial movement module and the axial movement module, the calculation module is electrically connected with the reset module, and the display module is electrically connected with the calculation module.
As a preferable scheme of the invention, the side ends of the two side plates are fixedly connected with two reinforcing plates, the lower end of the second driving cylinder is fixedly connected with two guide blocks, the side ends of the two guide blocks are fixedly connected with U-shaped reinforcing blocks, and the expansion main body is slidably connected between the inner walls of the two guide blocks.
As a preferable scheme of the invention, the four corners of the bottom end of the bottom plate are fixedly connected with supporting legs.
As a preferable scheme of the invention, the side ends of the clamping blocks are fixedly connected with rubber pads.
As a preferable scheme of the invention, the adjacent end surfaces of the clamping blocks are all 160 degrees inclined.
As a preferable scheme of the invention, the outer surfaces of the cambered surface clamping blocks are cambered surfaces with 270 degrees.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the device is used for automatically measuring the bearing clearance, so that the device is more accurate than a feeler gauge, is convenient to measure, and remarkably improves the measuring efficiency of the bearing clearance.
2. According to the invention, the bearing is placed among three clamping blocks in the clamping mechanism, the clamping blocks are in direct contact with the surface of the bearing, the surface of the bearing is easy to damage due to extrusion of the surface of the bearing, a rubber pad is additionally arranged on the contact surface of the clamping blocks and the bearing for preventing the surface of the bearing from being damaged when the bearing is fixed through the clamping mechanism, meanwhile, the stability of the bearing when the bearing is clamped with the clamping mechanism is improved through the rubber material of the rubber pad, and the bearing is convenient to use.
3. According to the invention, the U-shaped fixing block drives the expansion mechanism to slide up and down in the U-shaped fixing block, so that the stability of the expansion mechanism during operation is improved, and the two U-shaped reinforcing blocks play a role in reinforcing the U-shaped fixing block, so that the expansion mechanism slides between the two guide blocks more stably.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a partial perspective view of the present invention;
FIG. 4 is a first cross-sectional view of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 4;
FIG. 6 is a perspective view of the latch mechanism of the present invention;
FIG. 7 is an exploded view of the latch mechanism of the present invention;
FIG. 8 is a perspective view of an expansion mechanism according to the present invention;
FIG. 9 is an exploded view of the expansion mechanism of the present invention;
fig. 10 is a second cross-sectional view of the present invention.
In the figure: 1. a bottom plate; 101. supporting feet; 102. a first housing; 103. a connecting seat; 104. a second housing; 105. a console; 106. a table top; 107. a fixing seat; 108. an annular block; 2. a side plate; 201. a reinforcing plate; 202. rectangular sleeve blocks; 203. a sliding block; 204. a slide bar; 205. a first driving cylinder; 206. a radial slide block; 3. a second driving cylinder; 301. a guide block; 302. u-shaped fixed blocks; 303. u-shaped reinforcing blocks; 4. a third driving cylinder; 401. expanding the body; 402. expanding the sliding block; 403. a connecting block; 404. a cambered surface clamping block; 405. a T-shaped slider; 406. a first hinged slider; 407. a first rotating lever; 408. a second rotating rod; 409. a support body; 5. a clamping main body; 501. a clamping block; 502. a rubber pad; 503. a limit sliding block; 504. clamping a sliding block; 505. a second hinged slider; 506. a connecting piece; 507. a connecting rod; 508. a fourth driving cylinder; 6. a radial displacement sensor; 601. a mounting block; 602. an axial displacement sensor.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-10, the present invention provides the following technical solutions:
a bearing integrated play measurement device comprising:
a housing;
the clamping mechanism is arranged in the shell to fix the outer ring of the bearing;
the sliding mechanism comprises a second driving cylinder 3, a first driving cylinder 205, two radial sliding blocks 206, rectangular sleeve blocks 202 and side plates 2, wherein the two side plates 2 are fixedly connected to the upper surface of the shell, the two radial sliding blocks 206 are fixedly connected to the adjacent ends of the two side plates 2, the two rectangular sleeve blocks 202 are slidably connected between the two radial sliding blocks 206, the second driving cylinder 3 is fixedly connected to the adjacent ends of the two rectangular sleeve blocks 202, the first driving cylinder 205 is arranged in one side plate 2, and the extension end of the first driving cylinder 205 is fixedly connected to the side end of one side plate 2;
the expansion mechanism is connected with the second driving cylinder 3 to fix the bearing inner ring;
a console 105, the console 105 being fixedly connected to the upper ends of the two side plates 2; and
the measuring assembly comprises a radial displacement sensor 6, a mounting block 601 and an axial displacement sensor 602, wherein the radial displacement sensor 6 is fixedly connected to the bottom end of the control console 105, the mounting block 601 is fixedly connected to the upper surface of the shell, and the axial displacement sensor 602 is fixedly connected to the upper end of the mounting block 601.
In the specific embodiment of the invention, the shell plays a role in protecting internal parts and connecting part mechanisms, space is provided for installation of the mechanisms, the clamping mechanism is arranged in the connecting seat 103 in the shell, the bearing is placed between the three clamping blocks 501, the outer ring of the bearing is fixed through operation of the clamping mechanism, three cambered clamping blocks 404 in the expansion mechanism are supported on the inner ring of the bearing, the three cambered clamping blocks 404 move outwards through operation of the expansion mechanism and are supported on the surface of the inner ring of the bearing, the function of fixing the inner ring is achieved, a first driving cylinder 205 in the sliding assembly is used for providing power for operation of the sliding mechanism, two radial sliding blocks 206 are all L-shaped, the surfaces of the two radial sliding blocks 206 slide with rectangular sleeve blocks 202, a U-shaped fixing block 302 at the extending end of the second driving cylinder 3 fixed between the two rectangular sleeve blocks 202 moves up and down during operation, the U-shaped fixing block 302 is connected with the expansion mechanism conveniently, the expansion mechanism is driven to move up and down through operation of the second driving cylinder 3, a radial displacement sensor 6 in the measuring assembly is used for measuring the moving distance of the second driving cylinder 3, and the axial displacement sensor 6 is used for measuring the moving of the second driving cylinder 602 up and down.
Referring to fig. 1 specifically, the housing includes a bottom plate 1, a first housing 102, a connection base 103, a second housing 104, a table top 106 and a fixing base 107, where the bottom plate 1 is located at the bottom, the first housing 102 is fixedly connected to the upper end of the bottom plate 1, the connection base 103 is fixedly connected to the upper end of the first housing 102, the interior of the connection base 103 is of a cavity structure, the second housing 104 is fixedly connected to the upper end of the connection base 103, the fixing base 107 is fixedly connected to the bottom inner wall of the connection base 103, and the table top 106 is fixedly connected between two side walls of the connection base 103.
In this embodiment: the bottom plate 1 in the casing plays a role in supporting the upper device, the space formed between the first housing 102 and the bottom plate 1 is used for connecting part of the clamping mechanism, the connecting seat 103 is used for providing space for installation of the clamping mechanism, and the second housing 104 is U-shaped and is used for protecting the expansion mechanism and the sliding mechanism.
Referring specifically to fig. 1, the thickness of the base plate 1 is 4mm, and the outer surfaces of the first housing 102 and the two second housings 104 are provided with an anti-rust coating.
In this embodiment: the thickness of the bottom plate 1 is 4mm, the thickness of the bottom plate can bear upper equipment, the bottom plate is not easy to deform, the bottom plate is more stable when the device is used, the surface of the bottom plate is not easy to rust through the set antirust coating, and the service life of the device is prolonged.
Referring to fig. 1 specifically, a rectangular connecting hole is formed at a side end of one of the second housings 104, and the first driving cylinder 205 is disposed in the rectangular connecting hole.
In this embodiment: the first driving cylinder 205 is conveniently installed through the rectangular connecting hole, so that the first driving cylinder has a proper installation space.
Referring to fig. 4, 6 and 7 specifically, the clamping mechanism includes a clamping main body 5, a clamping slider 504, a second hinge slider 505, a fourth driving cylinder 508, an annular block 108 and a plurality of groups of clamping components, fixing holes are formed at the upper end of the fixing seat 107 and the bottom inner wall of the connecting seat 103, the clamping main body 5 is fixedly connected in the fixing holes, the annular block 108 is fixedly connected at the upper end of the bottom plate 1, the fourth driving cylinder 508 is fixedly connected in the annular block 108, the clamping slider 504 is fixedly connected at the extension end of the fourth driving cylinder 508, the clamping slider 504 is slidably connected in the clamping main body 5, and the second hinge slider 505 is fixedly connected at the lower end of the clamping slider 504;
wherein, every group joint subassembly all includes joint piece 501, spacing slider 503, spacing spout, connecting piece 506, connecting rod 507 and first groove of rotating, the circumference surface of joint main part 5 is seted up in spacing spout, first groove of rotating is seted up on the circumference surface of second articulated slider 505, spacing slider 503 sliding connection is in spacing spout, joint piece 501 fixed connection is in the upper end of spacing slider 503, connecting piece 506 fixed connection is in the lower extreme of spacing slider 503, the both ends of connecting rod 507 are rotated through first pivot respectively and are connected in connecting piece 506 and first groove of rotating.
In this embodiment: the fourth driving cylinder 508 is used for driving the clamping mechanism, the extending end of the fourth driving cylinder slides up and down, the clamping sliding block 504 and the second hinging sliding block 505 which drive the extending end of the fourth driving cylinder slide up and down in the clamping main body 5, the second hinging sliding block 505 is rotationally connected with the connecting rod 507, the connecting rod 507 is rotationally connected with the connecting piece 506, the connecting rod 507 is driven to rotate through the vertical sliding of the second hinging sliding block 505, the connecting piece 506 is driven to move when rotating, the connecting piece 506 is fixed with the limiting sliding block 503, the limiting sliding block 503 is driven to move through the movement of the connecting piece 506, the limiting sliding block 503 drives the clamping block 501 fixed at the upper end of the limiting sliding block to move, the bearing is placed between the three clamping blocks 501, and the clamping block 501 is driven to move towards the center points of the three clamping blocks 501 through the operation of the fourth driving cylinder 508 and is clamped on the outer surface of the bearing to fix the connecting piece.
Referring specifically to fig. 4, the length of the extended end of the fourth driving cylinder 508 is greater than the lengths of the clamping slider 504 and the second hinge slider 505.
In this embodiment, the extension end of the fourth driving cylinder 508 is used to connect the clamping slider 504 and the second hinge slider 505, and the length of the extension end is greater than the total length of the clamping slider 504 and the second hinge slider 505, so that the connection between the extension end and the second hinge slider is facilitated.
Referring to fig. 4 specifically, the extension end of the second driving cylinder 3 is fixedly connected with a U-shaped fixing block 302.
In this embodiment: the operation of the expansion mechanism can be controlled by the second driving cylinder 3 in the sliding mechanism through the provision of the U-shaped fixing block 302 for connecting the expansion mechanism.
Referring to fig. 5, fig. 8 and fig. 9 specifically, the expansion mechanism includes a third driving cylinder 4, an expansion main body 401, a first hinge sliding block 406, an expansion sliding block 402, a plurality of connection blocks 403 and an expansion assembly, the expansion main body 401 is fixedly connected in the U-shaped fixing block 302, the third driving cylinder 4 is fixedly connected to the upper end of the expansion main body 401, the plurality of connection blocks 403 are fixedly connected to the bottom end of the expansion main body 401, the expansion sliding block 402 is fixedly connected between the plurality of connection blocks 403, the first hinge sliding block 406 is slidingly connected in the expansion main body 401, and the upper end of the first hinge sliding block 406 is fixedly connected to the extension end of the third driving cylinder 4;
wherein, every expansion assembly all includes cambered surface fixture block 404, the second bull stick 408, first bull stick 407, supporter 409, T type slider 405, T type spout, support spout, second rotation groove and expansion groove, T type spout is seted up in the bottom of expansion body 401, T type slider 405 sliding connection is in T type spout, cambered surface fixture block 404 fixed connection is in the lower extreme of T type slider 405, the support spout is seted up in the internal surface of cambered surface fixture block 404, the second rotation groove is seted up on the circumference surface of first articulated slider 406, the expansion groove is seted up in the circumference surface of expansion slider 402, pass through the second pivot rotation connection between the looks near end of first bull stick 407 and second bull stick 408, the looks far away end of first bull stick 407 and second bull stick 408 is rotated through the third pivot and is connected in second rotation groove and expansion groove respectively, supporter 409 fixed connection is in the side of second bull stick 408, and supporter 409 sliding connection is in the support spout.
In this embodiment: the third driving cylinder 4 drives the first hinged sliding block 406 in the expansion mechanism to slide up and down in the expansion main body 401 during operation, the first hinged sliding block 406 and the expansion sliding block 402 are respectively connected with the first rotating rod 407 and the second rotating rod 408 in a rotating way, the first rotating rod 407 and the second rotating rod 408 are also connected in a rotating way, the first rotating rod 407 and the second rotating rod 408 are driven to rotate through the up-and-down sliding of the first hinged sliding block 406, a supporting body 409 on the surface of the second rotating rod 408 extrudes the cambered surface clamping block 404 during the rotation, and the cambered surface clamping block 404 slides in a T-shaped chute through the T-shaped sliding block 405 under the extrusion of the supporting body 409, and the cambered surface clamping block 404 moves outwards and expands on the inner surface of a bearing to fix the bearing.
Referring to fig. 3, two sets of limiting assemblies are symmetrically disposed in the sliding mechanism, each set of limiting assemblies includes a sliding block 203 and a sliding rod 204, the sliding block 203 is fixedly connected to side ends of the two rectangular sleeve blocks 202, the sliding rod 204 is fixedly connected between adjacent ends of the two side plates 2, and the sliding block 203 is slidably connected to a circumferential surface of the sliding rod 204.
In this embodiment: the sliding rod 204 in the limiting component is fixed between the two side plates 2, the sliding block 203 is fixed at the side ends of the two rectangular sleeve blocks 202 and is in sliding connection with the sliding rod 204, and the two groups of sliding components are respectively arranged at two sides of the second driving cylinder 3 and are used for improving the stability of the rectangular sleeve blocks 202 in the sliding component when the surfaces of the radial sliding blocks 206 move.
Referring to fig. 1 specifically, a PLC control module, a display module, a calculation module, and a reset module are disposed in the console 105, a radial movement module is disposed in the radial displacement sensor 6, an axial movement module is disposed in the axial displacement sensor 602, the PLC control module is electrically connected to and controls operation of the first driving cylinder 205, the second driving cylinder 3, the third driving cylinder 4, the fourth driving cylinder 508, the radial displacement sensor 6, and the axial displacement sensor 602, the reset module is electrically connected to the radial movement module and the axial movement module, the calculation module is electrically connected to the reset module, and the display module is electrically connected to the calculation module.
Referring to fig. 6, the adjacent end surfaces of the plurality of clamping blocks 501 are all 160 degrees.
In this embodiment: the bearing outer ring can be fixed on the surface of the clamping block 501 by setting the clamping surface of the clamping block 501 and the bearing to 160 dip angles, so that the stability of the bearing outer ring during fixation is improved.
Referring to fig. 9, the outer surfaces of the plurality of cambered surface clamping blocks 404 are cambered surfaces of 270 degrees.
In this embodiment: the outer surface of the cambered surface clamping block 404 is 270 degrees, so that the clamping between the cambered surface clamping block and the bearing inner ring is facilitated, and the stability of the bearing inner ring during clamping is improved.
In this embodiment: the bearing is placed in the device, the clamping mechanism is clamped on the outer surface of the bearing, the expansion mechanism is expanded on the inner surface of the bearing, and at the moment, the metering data of the radial moving module and the axial moving module are cleared through the resetting module;
bearing radial play measurement: the PLC control module is used for controlling the sliding assembly to run, the sliding assembly drives the bearing inner ring to move radially, the PLC control module is used for controlling the sliding assembly to move reversely after the sliding assembly moves, the radial displacement sensor 6 is used for transmitting measurement data of the radial movement of the bearing clearance to the calculation module through the radial movement module arranged in the radial displacement sensor 6, the calculation module is used for calculating the arithmetic average value of the bearing clearance, and the arithmetic average value is displayed on the surface of the control console 105 through the display module for a user to observe;
bearing axial play measurement: the PLC control module is used for controlling the operation of a second driving air cylinder 3 in the sliding assembly, the extension end of the second driving air cylinder 3 drives the inner ring of the bearing to axially move, the PLC control module is used for controlling the second driving air cylinder 3 to reversely move after the movement, axial movement measurement data of the bearing clearance is transmitted to the calculation module through the axial movement module arranged in the axial displacement sensor 602, the arithmetic average value of the bearing axial clearance is calculated through the calculation module, and the data is displayed on the surface of the control console 105 through the display module;
the first driving cylinder 205, the second driving cylinder 3, the third driving cylinder 4, the fourth driving cylinder 508, the radial displacement sensor 6 and the axial displacement sensor 602 in this device are all of the prior art, and will not be described in detail herein.
Referring to fig. 4 specifically, two reinforcing plates 201 are fixedly connected to the side ends of the two side plates 2, two guide blocks 301 are fixedly connected to the lower end of the second driving cylinder 3, U-shaped reinforcing blocks 303 are fixedly connected to the side ends of the two guide blocks 301, and an expansion main body 401 is slidably connected between the inner walls of the two guide blocks 301.
In this embodiment: the effect of reinforcing the side plate 2 is played through two reinforcing plates 201 that set up, stability when improving its use, the lower extreme of second actuating cylinder 3 is located to two guide blocks 301, expansion main part 401 sliding connection is between two guide blocks 301, drive U type fixed block 302 reciprocates through the extension end of second actuating cylinder 3, U type fixed block 302 drives expansion mechanism and reciprocates in U type fixed block 302, stability when improving expansion mechanism operation is improved, play the effect of reinforcing U type fixed block 302 through two U type reinforcing blocks 303 that set up, make expansion mechanism's slip between two guide blocks 301 more stable.
Referring to fig. 1, support legs 101 are fixedly connected to four corners of the bottom end of the base plate 1.
In this embodiment: the four supporting feet 101 are arranged to play a role of a supporting device, so that abrasion caused by direct contact between the bottom plate 1 and the ground is prevented, and meanwhile, the stability of the device in use is improved.
Referring to fig. 7, rubber pads 502 are fixedly connected to the lateral ends of the plurality of clamping blocks 501.
In this embodiment: the bearing is placed between three joint blocks 501 in the joint mechanism, the joint blocks 501 are in direct contact with the bearing surface and the bearing surface is extruded to easily cause the damage of the outer surface of the bearing, a rubber pad 502 is additionally arranged on the contact surface of the joint blocks 501 and the bearing to prevent the surface of the bearing from being damaged when the bearing is fixed through the joint mechanism, and meanwhile, the stability of the bearing when the bearing is clamped with the joint mechanism is improved through the rubber material of the rubber pad 502, so that the bearing is convenient to use.
The working principle and the using flow of the invention are as follows: when the device is used, the device is electrically connected with an external power supply, then a bearing is placed between three clamping blocks 501 in a re-clamping mechanism, the operation of a fourth driving cylinder 508 is controlled through a PLC control module, the extension end of the fourth driving cylinder 508 drives a second hinged sliding block 505 to slide downwards, a connecting piece 506 is driven to shrink while a connecting rod 507 rotates, the connecting piece 506 drives a limiting sliding block 503 to slide towards the central points of the three clamping blocks 501 in a limiting sliding groove formed on the surface of a clamping main body 5, the limiting sliding block 503 drives the clamping blocks 501 to be clamped on the outer surface of the bearing and fix the clamping blocks, then the operation of the second driving cylinder 3 is controlled through the PLC control module, the second driving cylinder 3 drives an expansion assembly to move to the inner ring of the bearing, at the moment, the operation of the expansion mechanism is controlled through the PLC control module, the extension end of a third driving cylinder 4 moves downwards to drive a first hinged sliding block 406 to move downwards, the first hinged sliding block 406 and the expansion sliding block 402 simultaneously drive a first rotating rod 408 and a second rotating rod 408 to change in angle, a supporting body 409 fixed on the surface of the second rotating rod 408 presses a cambered surface fixture block 404 to move outwards, and the cambered surface fixture block 405 is connected in the T-shaped sliding block 405 at the moment to the inner ring 404 to measure the required clearance of the bearing 404 according to the measurement requirement of the bearing;
1. radial play measurement: firstly, resetting data of a radial movement module in a radial displacement sensor 6 through a reset module, controlling the operation of a first driving cylinder 205 in a sliding mechanism through a PLC control module, driving a second driving cylinder 3 to move radially by the first driving cylinder 205, simultaneously moving radially by an expansion mechanism connected with the first driving cylinder, measuring to obtain first data through the radial displacement sensor 6, controlling the first driving cylinder 205 to move reversely through the PLC control module, driving the expansion mechanism to move reversely, measuring to obtain second data through the radial displacement sensor 6, transmitting the two data into a calculation module designed in a control console 105 through the radial movement module, calculating to obtain an arithmetic average value of radial play of a bearing through the calculation module, and displaying the data through a display module for a user to check;
2. axial play measurement: the data of an axial movement module in the axial displacement sensor 602 is cleared through a reset module, the operation of a second driving cylinder 3 in the sliding mechanism is controlled through a PLC control module, the extending end of the second driving cylinder 3 axially moves, the extending end drives the expansion mechanism to axially move, at the moment, the first data is obtained through measurement of the axial displacement sensor 602, the second driving cylinder 3 reversely operates through the PLC control module, the extending end reversely moves to drive the expansion mechanism to reversely move, the expansion mechanism drives the inner ring of the bearing to reversely move, at the moment, the axial movement module in the axial displacement sensor 602 measures to obtain the second data, the measured data is transmitted into a calculation module in the control console 105, the arithmetic module calculates the average value of the axial play of the bearing, and the arithmetic module displays the average value for a user to check;
after the measurement is finished, the operation of a fourth driving cylinder 508 is controlled by a PLC control module, the extension end of the fourth driving cylinder 508 moves upwards and drives a connecting piece 506 to move outwards, and the connecting piece 506 drives a limit sliding block 503 and a clamping block 501 to move outwards, so that the bearing is taken out; through using this device automation to realize the measurement of bearing play, compare in the clearance gauge and measure more accurate, it is convenient to measure simultaneously, has shown the measurement efficiency who has improved the bearing play.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A bearing integrated play measuring device, comprising:
a housing;
the clamping mechanism is arranged in the shell to fix the outer ring of the bearing;
the sliding mechanism comprises a second driving cylinder (3), a first driving cylinder (205), two radial sliding blocks (206), rectangular sleeve blocks (202) and side plates (2), wherein the two side plates (2) are fixedly connected to the upper surface of the shell, the two radial sliding blocks (206) are fixedly connected to the approaching ends of the two side plates (2), the two rectangular sleeve blocks (202) are slidably connected between the two radial sliding blocks (206), the second driving cylinder (3) is fixedly connected to the approaching ends of the two rectangular sleeve blocks (202), the first driving cylinder (205) is arranged in one side plate (2), and the extension end of the first driving cylinder (205) is fixedly connected to the side end of one side plate (2);
the expansion mechanism is connected with the second driving cylinder (3) to fix the bearing inner ring;
a control console (105), wherein the control console (105) is fixedly connected to the upper ends of the two side plates (2); and
the measuring assembly comprises a radial displacement sensor (6), a mounting block (601) and an axial displacement sensor (602), wherein the radial displacement sensor (6) is fixedly connected to the bottom end of the control console (105), the mounting block (601) is fixedly connected to the upper surface of the shell, the axial displacement sensor (602) is fixedly connected to the upper end of the mounting block (601), the clamping mechanism comprises a clamping main body (5), a clamping sliding block (504), a second hinging sliding block (505), a fourth driving cylinder (508), an annular block (108) and a plurality of groups of clamping assemblies, a fixing hole is formed in the upper end of the fixing seat (107) and the bottom inner wall of the connecting seat (103), the clamping main body (5) is fixedly connected to the fixing hole, the annular block (108) is fixedly connected to the upper end of the bottom plate (1), the fourth driving cylinder (508) is fixedly connected to the annular block (108), the clamping sliding block (504) is fixedly connected to the extension end of the fourth driving cylinder (508), and the clamping sliding block (504) is connected to the lower end of the clamping main body (5) which is fixedly connected to the second hinging sliding block (505);
each group of clamping components comprises a clamping block (501), a limiting sliding block (503), a limiting sliding groove, a connecting piece (506), a connecting rod (507) and a first rotating groove, wherein the limiting sliding groove is formed in the circumferential surface of a clamping main body (5), the first rotating groove is formed in the circumferential surface of a second hinging sliding block (505), the limiting sliding block (503) is slidably connected in the limiting sliding groove, the clamping block (501) is fixedly connected to the upper end of the limiting sliding block (503), the connecting piece (506) is fixedly connected to the lower end of the limiting sliding block (503), and two ends of the connecting rod (507) are respectively connected in the connecting piece (506) and the first rotating groove through first rotating shafts;
the expansion mechanism comprises a third driving cylinder (4), an expansion main body (401), a first hinging slide block (406), an expansion slide block (402), a plurality of connecting blocks (403) and an expansion assembly, wherein the expansion main body (401) is fixedly connected into a U-shaped fixed block (302), the third driving cylinder (4) is fixedly connected to the upper end of the expansion main body (401), the plurality of connecting blocks (403) are fixedly connected to the bottom end of the expansion main body (401), the expansion slide block (402) is fixedly connected between the plurality of connecting blocks (403), the first hinging slide block (406) is slidably connected into the expansion main body (401), and the upper end of the first hinging slide block (406) is fixedly connected to the extension end of the third driving cylinder (4);
each expansion assembly comprises an arc-surface clamping block (404), a second rotating rod (408), a first rotating rod (407), a supporting body (409), a T-shaped sliding block (405), a T-shaped sliding groove, a supporting sliding groove, a second rotating groove and a telescopic groove, wherein the T-shaped sliding groove is formed in the bottom end of the expansion main body (401), the T-shaped sliding block (405) is slidably connected in the T-shaped sliding groove, the arc-surface clamping block (404) is fixedly connected to the lower end of the T-shaped sliding block (405), the supporting sliding groove is formed in the inner surface of the arc-surface clamping block (404), the second rotating groove is formed in the circumferential surface of the first hinged sliding block (406), the telescopic groove is formed in the circumferential surface of the expansion sliding block (402), the mutually close ends of the first rotating rod (407) and the second rotating rod (408) are rotationally connected through a second rotating shaft, the mutually far ends of the first rotating rod (407) and the second rotating rod (408) are fixedly connected to the lower end of the second rotating rod (405) through a third rotating shaft, and the supporting body (409) is connected to the side of the sliding end of the second rotating rod (408).
2. A bearing integrated clearance measurement apparatus according to claim 1, characterized in that: the shell comprises a bottom plate (1), a first shell (102), a connecting seat (103), a second shell (104), a table top (106) and a fixed seat (107), wherein the bottom plate (1) is located at the bottom, the first shell (102) is fixedly connected to the upper end of the bottom plate (1), the connecting seat (103) is fixedly connected to the upper end of the first shell (102), the inside of the connecting seat (103) is of a cavity structure, the second shell (104) is fixedly connected to the upper end of the connecting seat (103), the fixed seat (107) is fixedly connected to the bottom inner wall of the connecting seat (103), and the table top (106) is fixedly connected between two side walls of the connecting seat (103).
3. A bearing integrated clearance measurement apparatus according to claim 2, characterized in that: the thickness of the bottom plate (1) is 4mm, and the outer surfaces of the first shell (102) and the two second shells (104) are respectively provided with an anti-rust coating.
4. A bearing integrated clearance measurement apparatus as claimed in claim 3, wherein: a rectangular connecting hole is formed in the side end of one of the second shells (104), and the first driving cylinder (205) is arranged in the rectangular connecting hole.
5. The bearing integrated clearance measurement device of claim 4, wherein: the length of the extension end of the fourth driving cylinder (508) is larger than the lengths of the clamping sliding block (504) and the second hinging sliding block (505).
6. The bearing integrated clearance measurement device of claim 5, wherein: the extension end of the second driving cylinder (3) is fixedly connected with a U-shaped fixed block (302).
7. The bearing integrated clearance measurement device of claim 6, wherein: two groups of limiting components are symmetrically arranged in the sliding mechanism, each group of limiting components comprises a sliding block (203) and a sliding rod (204), the sliding blocks (203) are fixedly connected to the side ends of the two rectangular sleeve blocks (202), the sliding rods (204) are fixedly connected between the adjacent ends of the two side plates (2), and the sliding blocks (203) are slidably connected to the circumferential surfaces of the sliding rods (204).
8. The bearing integrated clearance measurement device of claim 7, wherein: the control console (105) is internally provided with a PLC control module, a display module, a calculation module and a reset module, the radial displacement sensor (6) is internally provided with a radial movement module, the axial displacement sensor (602) is internally provided with an axial movement module, the PLC control module is respectively electrically connected with and controls the operation of the first driving cylinder (205), the second driving cylinder (3), the third driving cylinder (4), the fourth driving cylinder (508), the radial displacement sensor (6) and the axial displacement sensor (602), the reset module is respectively electrically connected with the radial movement module and the axial movement module, the calculation module is electrically connected with the reset module, and the display module is electrically connected with the calculation module.
9. The bearing integrated clearance measurement device of claim 8, wherein: two the side fixedly connected with two gusset plates (201) of curb plate (2), the lower extreme fixedly connected with two guide blocks (301) of second actuating cylinder (3), two the side of guide block (301) all fixedly connected with U type gusset plate (303), expansion main part (401) sliding connection is between the inner wall of two guide blocks (301).
10. The bearing integrated clearance measurement device of claim 9, wherein: support legs (101) are fixedly connected to four corners of the bottom end of the bottom plate (1).
11. The bearing integrated clearance measurement device of claim 10, wherein: and the side ends of the clamping blocks (501) are fixedly connected with rubber pads (502).
12. The bearing integrated clearance measurement device of claim 11, wherein: the adjacent end surfaces of the clamping blocks (501) are 160-degree inclined angles.
13. A bearing integrated clearance measurement apparatus in accordance with claim 12, characterized in that: the outer surfaces of the cambered surface clamping blocks (404) are cambered surfaces of 270 degrees.
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| US6217260B1 (en) * | 1998-07-10 | 2001-04-17 | Dexin He | Downhole reamer with double acting dual piston cylinder |
| CN112097606A (en) * | 2020-09-21 | 2020-12-18 | 杭州仁源汽配有限公司 | High-load hub unit-based negative clearance rapid detection system and detection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009270913A (en) * | 2008-05-07 | 2009-11-19 | Ihi Corp | Bearing clearance measurement device |
| WO2018103081A1 (en) * | 2016-12-09 | 2018-06-14 | 冯庆柱 | Laser composite welding device |
| CN110530320B (en) * | 2019-08-15 | 2022-04-12 | 成都中车四方轨道车辆有限公司 | Bearing radial and axial clearance measuring device |
| CN213543428U (en) * | 2020-10-27 | 2021-06-25 | 浙江百润轴承有限公司 | Bearing radial play deviation control device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6217260B1 (en) * | 1998-07-10 | 2001-04-17 | Dexin He | Downhole reamer with double acting dual piston cylinder |
| CN112097606A (en) * | 2020-09-21 | 2020-12-18 | 杭州仁源汽配有限公司 | High-load hub unit-based negative clearance rapid detection system and detection method thereof |
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