CN115900509A - Circular cylinder deformation degree detects frock - Google Patents
Circular cylinder deformation degree detects frock Download PDFInfo
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- CN115900509A CN115900509A CN202310192949.5A CN202310192949A CN115900509A CN 115900509 A CN115900509 A CN 115900509A CN 202310192949 A CN202310192949 A CN 202310192949A CN 115900509 A CN115900509 A CN 115900509A
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Abstract
The invention discloses a deformation degree detection tool for a circular cylinder barrel, and relates to the field of deformation degree detection tools. According to the invention, through the arrangement of the axis positioning assembly and the arrangement of the polygonal appearance of the polygonal positioning plate and the arc-shaped placing grooves with different diameters, the central axes of the cylinders with different diameters are automatically aligned with the central axis of the smooth limit gauge, when the cylinders with different diameters need to be measured, only the polygonal positioning plate needs to be turned over, and the operation mode is different from the traditional operation mode of aligning the cylinders by manually adjusting the height, so that the operation is simpler and more convenient, and the coaxiality detection efficiency of the cylinders is further improved.
Description
Technical Field
The invention relates to the field of deformation degree detection tools, in particular to a deformation degree detection tool for a circular cylinder barrel.
Background
Products made of carbon fiber reinforced Composites (CFRP) are increasingly used in engineering machinery, aerospace, and other industries due to their low density, corrosion resistance, and high fatigue properties. The fatigue strength of the composite material is obviously improved, and the composite material is very expensive for a structural member bearing variable amplitude load. In addition, the composite material also has the advantages of impact resistance, damage tolerance (after cracks are found, the composite material can still bear load and has symptoms before damage), small secondary damage, easy forming and processing and the like, along with the continuous and rapid development of economy, the demand of engineering machinery for infrastructure construction is greatly increased, the hydraulic oil cylinder is a special part for various engineering machinery, coal mine machinery, special vehicles and large-scale machinery, which also puts strict requirements on the arm spread height of the engineering machinery, but the problems of large weight, poor strength, poor rigidity and poor fatigue resistance of the all-metal hydraulic oil cylinder in the prior art exist, and the all-metal hydraulic oil cylinder can not meet the use requirements gradually, so the carbon fiber material is gradually excavated and applied.
The carbon fiber composite material hydraulic cylinder widely applied to industry generally comprises a cylinder barrel, a piston rod, a carbon fiber lug ring, an end cover and other parts, wherein the cylinder barrel comprises a metal cylinder barrel lining and a carbon fiber composite material enhancement layer, and the enhancement layer is made of T700 carbon fiber reinforced thermosetting resin matrix composite materials by adopting a winding forming process; the piston rod is composed of a metal outer lining, an inner reinforced carbon fiber composite material, a metal piston and a carbon fiber connecting ring, the cylinder liner and the piston outer lining are formed by adding a 27SiMn steel pipe machine, the piston and the end cover are formed by adding a 137 stainless steel rod machine, the sealing mode of the oil cylinder is flood plug sealing, the carbon fiber reinforced resin based composite material hydraulic cylinder has the advantages of light weight, strong structure, corrosion resistance, high fatigue performance and the like, compared with a hydraulic cylinder made of common metal, the thickness of the metal cylinder liner on the carbon fiber composite material hydraulic cylinder is thinner, therefore, the phenomena of deformation, ellipse or left and right different axes are easier to occur in the production of the metal cylinder liner of the carbon fiber composite material hydraulic cylinder, the deformation detection requirement of the metal cylinder liner of the carbon fiber composite material hydraulic cylinder is larger, the deformation detection efficiency of the metal cylinder liner is one of the factors for improving the production efficiency of the carbon fiber composite material hydraulic cylinder, when the cylinder deformation is detected, the cylinder can be used for detecting the cylinder, a method for inserting the left end and the right end of a plug gauge into the cylinder is adopted for detecting whether the cylinder to detect the coaxiality of the cylinder and judging whether the inner diameter is qualified, and then the concrete data of the cylinder deformation are obtained by a dial indicator method for detecting the cylinder deformation:
the dial indicator method detection is that the middle section (the middle position of a cylinder at two ends) of the reference outline element of the part to be detected is placed on two edge-shaped V-shaped blocks with the same height, and the reference axis is simulated by the V-shaped blocks; installing a dial indicator, an indicator seat and an indicator frame, and adjusting the dial indicator to ensure that the measuring head is in contact with the measured outer surface of the workpiece and has 1-2 circles of compression; slowly and uniformly rotating the workpiece for one circle, observing the fluctuation of a pointer of the dial indicator, and taking half of the difference value between the maximum reading Mmax and the minimum reading Mmin as the coaxiality error of the section; rotating the measured part, measuring a plurality of different sections according to the method, taking the maximum value (absolute value) in the half of the difference value between the maximum reading Mimax and the minimum reading Mimin measured by each section, namely the deformation degree, and taking the maximum value in the coaxiality error values measured on each section as the coaxiality error of the part;
when the plug gauge is used for detecting whether the cylinder barrel is coaxial or not, the cylinder barrel needs to be placed between the two plug gauges, the central axis of the cylinder barrel is aligned with the central axis of the plug gauge, and when the cylinder barrels with different diameters are placed on the edge-shaped V-shaped blocks, the central axes of the cylinder barrels with different diameters have different heights, so that the height of the plug gauge or the height of the edge-shaped V-shaped block needs to be adjusted;
consequently, on the basis of controlgear cost, in order to realize the quick alignment of different diameter cylinder central axes and plug gauge center pin, further improve the metal cylinder inside lining deflection detection efficiency of carbon-fibre composite hydraulic cylinder, provide a circular cylinder deflection and detect frock.
Disclosure of Invention
The invention aims to: in order to realize the purpose that different diameter cylinder central axes align with the plug gauge central axis fast, a circular cylinder deformation degree detects frock is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a circular cylinder barrel deformation degree detection tool comprises a base assembly and a deformation degree detection assembly for detecting the cylinder barrel deformation degree, wherein the base assembly comprises two bottom plates which are symmetrically distributed and side plates which are fixed at two ends of the two bottom plates, a driving support assembly for supporting and rotating a cylinder barrel is arranged at the top of each bottom plate, a coaxial detection assembly for detecting the coaxiality of the cylinder barrel is arranged at one end of the outer part of the driving support assembly, the coaxial detection assembly comprises a smooth limit gauge for detecting the aperture of the cylinder barrel, and an axis positioning assembly for supporting and positioning the cylinder barrels with different diameters is arranged on the inner side of the driving support assembly;
wherein, axis locating component includes polygon locating plate, arc standing groove, fluted roller, supplementary commentaries on classics roller, drive gear, second bevel gear and fixed axle:
the outer wall of the polygonal positioning plate is in an equilateral pentagon shape, a plurality of arc-shaped placing grooves are formed in the outer wall side face of the pentagon shape of the polygonal positioning plate, the diameters of the outer walls of the arc-shaped placing grooves are sequentially decreased, and the polygonal positioning plate and the arc-shaped placing grooves are used for enabling the central axes of the cylinders with different diameters to be quickly aligned with the central axis of the smooth limit gauge;
the gear roller, the auxiliary rotating rollers and the transmission gear are rotationally connected between the two polygonal positioning plates, the transmission gear is rotationally connected to the central axis of the polygonal positioning plate through a rotating shaft, the gear rollers are connected with the polygonal positioning plates through a fixing shaft, the number of the gear rollers is multiple, the gear rollers are annularly distributed on the outer side of the transmission gear and meshed with the transmission gear, the auxiliary rotating rollers are provided with multiple groups, each group of auxiliary rotating rollers is provided with multiple auxiliary rotating rollers, the multiple groups of auxiliary rotating rollers are annularly distributed at the central point of each arc-shaped accommodating groove respectively, and the gear rollers and the auxiliary rotating rollers are used for rotating cylinders with different diameters;
the second bevel gear is fixed on the outer wall of the rotating shaft connected with the transmission gear and used for transmitting the driving force in the driving support assembly to the transmission gear;
wherein, drive supporting component includes backup pad, constant head tank, fixed plate, transmission shaft, worm and second motor:
the two supporting plates are symmetrically distributed, the positioning grooves are formed at one ends, close to each other, of the two supporting plates, and the supporting plates and the positioning grooves are used for positioning, placing and supporting the polygonal positioning plate;
the fixing plate is fixed between the two supporting plates through bolts, the transmission shaft is rotatably connected with the fixing plate through a bearing and penetrates through the upper end and the lower end of the fixing plate, the upper end and the lower end of the transmission shaft are respectively and fixedly connected with a first bevel gear and a worm wheel, the worm is rotatably connected between the two supporting plates and meshed with the worm wheel, the second motor is fixed at one end of the outer wall of one supporting plate and connected with one end of the worm, and the transmission shaft, the worm wheel, the worm and the first bevel gear are used for transmitting the driving force of the second motor to the second bevel gear;
wherein, coaxial determine module still includes L type support, electric putter, installation piece, square slider, construction bolt and fixed cover plate:
the L-shaped support is fixed at one end of the outer wall of one support plate through a bolt, the electric push rod is fixed at one end of the L-shaped support, which is far away from the support plate, and the output end of the electric push rod penetrates through the other end of the L-shaped support and is connected with the mounting block;
the square sliding block and the mounting bolt are fixedly mounted on the inner side of the mounting block through a fixing cover plate, the mounting bolt is fixed at one end of the square sliding block and penetrates through two ends of the fixing cover plate, and the smooth limit gauge is in threaded connection with the outer side of the mounting bolt.
As a still further scheme of the invention: the utility model discloses a drive supporting component, including two drive supporting components, drive supporting component, base component, two drive supporting components, two motor, two-way lead screw and two T type slides in two drive supporting components, drive supporting component is still including the T type slide that is fixed in two backup pads bottoms, drive supporting component's quantity is provided with two, base component is still including being used for adjusting the first motor, the two-way lead screw of operation to two drive supporting component's interval, first motor is fixed in the outer wall one end of a curb plate, two-way lead screw rotates to be connected between two curb plates and is connected with the output of first motor, two-way lead screw passes through threaded connection with two T type slides in two drive supporting components, just two-way lead screw is opposite state with the screw thread of two T type slides position department of contacting.
As a still further scheme of the invention: the drive supporting component further comprises a limiting slide rod and a limiting slide groove, the limiting slide rod and the limiting slide groove are used for performing linkage transmission operation on the two worms in the two drive supporting components, the limiting slide groove is arranged at one end of one worm, the limiting slide rod is fixed at one end of the other worm, and the limiting slide rod extends to the interior of the worm and is in sliding connection with the worm.
As a still further scheme of the invention: the coaxial detection assembly further comprises an expansion spring and a pressure sensor, the expansion spring and the pressure sensor are used for detecting the non-coaxial state of the cylinder barrel, the expansion spring and the pressure sensor are installed inside the installation block, the square sliding block, the expansion spring and the pressure sensor are sequentially distributed along the horizontal direction, a square groove for the square sliding block to move and the expansion spring to stretch is formed inside the installation block, and a wire hole for installing a pressure sensor data wire is formed in one side of the outer wall of the installation block.
As a still further scheme of the invention: the polygonal positioning plate is provided with a rotating hole at the position where the rotating shaft connected with the auxiliary rotating roller and the transmission gear is contacted, mounting holes penetrating through two ends of the polygonal positioning plate are formed at the position where the polygonal positioning plate is contacted with the fixed shaft, threaded holes are formed at two ends of the fixed shaft, and the toothed roller is rotatably connected with the fixed shaft.
As a still further scheme of the invention: the centers of the plurality of arc-shaped placing grooves are located on the same circular track, the arc-shaped placing grooves are distributed annularly by taking the center of a circle circumscribed to the polygonal positioning plate as the center, and when the polygonal positioning plate is installed on the inner side of the positioning groove, the center of the arc-shaped placing groove located at the uppermost end is aligned with the central axis of the smooth limit gauge.
As a still further scheme of the invention: when the port of the arc-shaped placing groove is vertically upward, the tooth rollers are located at the lowest position of the arc-shaped placing groove, each group of the auxiliary rotating rollers are symmetrically distributed on two sides of the tooth rollers, the auxiliary rotating rollers and the tooth rollers protrude out of the side lines of the inner sides of the arc-shaped placing groove and are tangent to the same circle, and the diameter of the tangent circle is matched with the diameter of the outer wall of the cylinder to be measured.
As a still further scheme of the invention: two transmission gears and two second bevel gears are arranged in each axis positioning component, the two transmission gears, the two second bevel gears and the symmetrical surfaces of the two supporting plates are symmetrically distributed by taking the symmetrical surfaces as centers, the transmission shafts and the first bevel gears deviate from the symmetrical surfaces of the two supporting plates, the first bevel gear is only meshed with one second bevel gear, the two transmission shafts, the worm gears and the first bevel gears in the two driving supporting components are symmetrically distributed, and the spiral directions of the spiral tooth grooves on the outer walls of the two worms in the two driving supporting components are opposite.
As a still further scheme of the invention: the deformation degree detection assembly comprises a fixed support column fixed to the top of a base plate through a bolt, the fixed support column is located at the middle section of the base plate, the top of the fixed support column is fixedly connected with a top seat, a plurality of uniformly distributed distance sensors are installed at the bottom of the top seat, and the distribution center line of each distance sensor and the center line axis of the smooth limit gauge are aligned along the vertical direction.
Compared with the prior art, the invention has the beneficial effects that:
through setting up axis locating component, the setting of polygon appearance and different diameter arc standing groove through the polygon locating plate, can place different diameter cylinders, and make the central axis of different diameter cylinders align with the automation of the central axis of smooth limit gauge, when needing to measure different diameter cylinders, only need overturn the polygon locating plate can, it makes its operation mode of aligning to be distinguished from traditional manual height-adjusting, its operation is simpler, convenient, thereby further improve the axiality detection efficiency of cylinder, and when arbitrary arc standing groove was adjusted to the up state, second bevel gear and first bevel gear homoenergetic keep normal meshing state, so can realize the rotational operation of different diameter cylinders, with the deformation degree detection of this cylinder of being convenient for.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a structural elevation view of the present invention;
FIG. 3 is a schematic view of the placement of the axis positioning assembly of the present invention;
FIG. 4 is a schematic structural view of the axis positioning assembly of the present invention;
FIG. 5 is an assembled schematic view of the axis positioning assembly of the present invention;
FIG. 6 is an exploded view of the axis positioning assembly of the present invention;
FIG. 7 is a front view of the polygonal positioning plate of the present invention;
FIG. 8 is a schematic view of the installation of the coaxial inspection assembly of the present invention;
FIG. 9 is a schematic view of the mounting of the drive support assembly and base assembly of the present invention;
FIG. 10 is a schematic view of the structure of the position-limiting chute of the present invention;
FIG. 11 is a structural cross-sectional view of the drive support assembly of the present invention;
FIG. 12 is an assembled view of the drive support assembly of the present invention;
FIG. 13 is an assembled view of the base assembly of the present invention;
FIG. 14 is a schematic view of the axis positioning assembly and the drive support assembly of the present invention assembled together;
FIG. 15 is a schematic view of the alignment of the arcuate placement groove and the axis of the smooth limit gauge of the present invention;
FIG. 16 is a schematic view showing the engagement state of a first bevel gear and a second bevel gear according to the present invention;
FIG. 17 is a schematic structural view of another polygonal positioning plate and positioning groove according to the present invention.
In the figure: 1. a base assembly; 2. a drive support assembly; 3. a coaxial detection assembly; 4. a deformation degree detection component; 5. an axis positioning assembly;
101. a base plate; 102. a side plate; 103. a first motor; 104. a bidirectional screw rod;
201. a support plate; 202. positioning a groove; 203. a fixing plate; 204. a drive shaft; 205. a worm gear; 206. a worm; 207. a second motor; 208. a limiting slide bar; 209. a T-shaped slide seat; 210. a first bevel gear; 211. a limiting chute;
301. an L-shaped support; 302. an electric push rod; 303. mounting a block; 304. a square slider; 305. installing a bolt; 306. fixing the cover plate; 307. a smooth limit gauge; 308. a tension spring; 309. a pressure sensor;
401. fixing the strut; 402. a top seat; 403. a distance sensor;
501. a polygonal positioning plate; 502. an arc-shaped placing groove; 503. a toothed roller; 504. auxiliary roller rotation; 505. a transmission gear; 506. a second bevel gear; 507. and fixing the shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.
Referring to fig. 1 to 17, in an embodiment of the present invention, a circular cylinder barrel deformation degree detection tool includes a base assembly 1 and a deformation degree detection assembly 4 for detecting a cylinder barrel deformation degree, where the base assembly 1 includes two bottom plates 101 symmetrically distributed and side plates 102 fixed to two ends of the two bottom plates 101, a driving support assembly 2 for supporting and rotating a cylinder barrel is disposed at a top of the bottom plate 101, a coaxial detection assembly 3 for detecting a cylinder barrel coaxiality is disposed at one end of an outer portion of the driving support assembly 2, the coaxial detection assembly 3 includes a smooth limit gauge 307 for detecting a cylinder barrel aperture, and an axis positioning assembly 5 for supporting and positioning cylinder barrels with different diameters is disposed on an inner side of the driving support assembly 2;
the axis positioning assembly 5 comprises a polygonal positioning plate 501, an arc-shaped placing groove 502, a toothed roller 503, an auxiliary rotating roller 504, a transmission gear 505, a second bevel gear 506 and a fixing shaft 507:
the outer wall of the polygonal positioning plate 501 is in an equilateral pentagon shape, a plurality of arc-shaped placing grooves 502 are arranged, the arc-shaped placing grooves 502 are distributed on the side face of the pentagonal outer wall of the polygonal positioning plate 501, the diameters of the outer walls of the arc-shaped placing grooves 502 are sequentially decreased progressively, and the polygonal positioning plate 501 and the arc-shaped placing grooves 502 are used for enabling the central axes of the cylinders with different diameters to be quickly aligned with the central axis of the smooth limit gauge 307;
the toothed rollers 503, the auxiliary rotating rollers 504 and the transmission gear 505 are rotatably connected between the two polygonal positioning plates 501, the transmission gear 505 is rotatably connected to the central axis of the polygonal positioning plate 501 through a rotating shaft, the toothed rollers 503 are connected with the polygonal positioning plates 501 through a fixed shaft 507, a plurality of the toothed rollers 503 are arranged, the plurality of the toothed rollers 503 are annularly distributed on the outer side of the transmission gear 505 and are meshed with the transmission gear 505, a plurality of groups of the auxiliary rotating rollers 504 are arranged, a plurality of the auxiliary rotating rollers 504 are arranged in each group of the auxiliary rotating rollers 504, the plurality of groups of the auxiliary rotating rollers 504 are annularly distributed at the central point of each arc-shaped placing groove 502 respectively, and the toothed rollers 503 and the auxiliary rotating rollers 504 are used for rotating the cylinder barrels with different diameters;
a second bevel gear 506 is fixed on the outer wall of the rotating shaft to which the transmission gear 505 is connected, and is used for transmitting the driving force in the driving support assembly 2 to the transmission gear 505;
wherein, drive supporting component 2 includes backup pad 201, constant head tank 202, fixed plate 203, transmission shaft 204, worm 206 and second motor 207:
the two supporting plates 201 are symmetrically distributed, the positioning grooves 202 are formed at one ends of the two supporting plates 201, which are close to each other, and the supporting plates 201 and the positioning grooves 202 are used for positioning, placing and supporting the polygonal positioning plate 501;
the fixing plate 203 is fixed between the two support plates 201 through bolts, the transmission shaft 204 is rotatably connected with the fixing plate 203 through bearings and penetrates through the upper end and the lower end of the fixing plate 203, the upper end and the lower end of the transmission shaft 204 are fixedly connected with a first bevel gear 210 and a worm wheel 205 respectively, the worm 206 is rotatably connected between the two support plates 201 and meshed with the worm wheel 205, the second motor 207 is fixed at one end of the outer wall of one support plate 201 and connected with one end of the worm 206, and the transmission shaft 204, the worm wheel 205, the worm 206 and the first bevel gear 210 are used for transmitting the driving force of the second motor 207 to the second bevel gear 506;
wherein, coaxial determine module 3 still includes L type support 301, electric putter 302, installation piece 303, square slider 304, construction bolt 305 and fixed cover plate 306:
the L-shaped support 301 is fixed at one end of the outer wall of one support plate 201 through a bolt, the electric push rod 302 is fixed at one end of the L-shaped support 301, which is far away from the support plate 201, and the output end of the electric push rod 302 penetrates through the other end of the L-shaped support 301 to be connected with the mounting block 303;
the square sliding block 304 and the mounting bolt 305 are fixedly mounted on the inner side of the mounting block 303 through a fixed cover plate 306, the mounting bolt 305 is fixed at one end of the square sliding block 304 and penetrates through two ends of the fixed cover plate 306, and the smooth limit gauge 307 is in threaded connection with the outer side of the mounting bolt 305;
the coaxial detection assembly 3 further comprises a telescopic spring 308 and a pressure sensor 309 which are used for detecting different axial states of the cylinder barrel, the telescopic spring 308 and the pressure sensor 309 are installed inside the installation block 303, the square sliding block 304, the telescopic spring 308 and the pressure sensor 309 are sequentially distributed along the horizontal direction, a square groove for the square sliding block 304 to move and the telescopic spring 308 to stretch is formed inside the installation block 303, and a wire hole for installing a data wire of the pressure sensor 309 is formed in one side of the outer wall of the installation block 303;
the deformation degree detection assembly 4 comprises a fixed support column 401 fixed to the top of one base plate 101 through a bolt, the fixed support column 401 is located at the middle section of the base plate 101, a top seat 402 is fixedly connected to the top of the fixed support column 401, a plurality of uniformly distributed distance sensors 403 are installed at the bottom of the top seat 402, and the distribution center lines of the distance sensors 403 and the center line axis of the smooth limit gauge 307 are in an aligned state in the vertical direction.
In this embodiment: it should be noted that: the distance sensor 403, the pressure sensor 309, the second motor 207 and the electric push rod 302 are electrically connected with an external PLC through leads, meanwhile, the external PLC is connected with an alarm through leads, the first motor 103 is electrically connected with an external control button through leads, and the plurality of arc-shaped placing grooves 502 with different diameters correspond to cylinders to be tested with different diameters respectively;
when the deformation degree of the cylinder barrel needs to be detected, the smooth limit gauge 307 matched with the inner diameter of the cylinder barrel to be detected is installed on the installation bolt 305, then the axis positioning assembly 5 is adjusted, the polygonal positioning plate 501 is taken out of the positioning groove 202, then the polygonal positioning plate 501 is held by hands to be aligned and rotated, the arc-shaped placing groove 502 matched with the diameter of the cylinder barrel to be detected faces upwards, then the polygonal positioning plate 501 is inserted into the positioning groove 202, and at the moment, the circle center of the arc-shaped placing groove 502 matched with the diameter of the cylinder barrel to be detected and the center of the smooth limit gauge 307 are located on the same axis;
in the process that the polygonal positioning plate 501 is inserted into the positioning groove 202, the transmission shaft 204 and the first bevel gear 210 are inserted along the gap between the two polygonal positioning plates 501, and after the polygonal positioning plates 501 are completely inserted into the positioning groove 202, the first bevel gear 210 is meshed with the second bevel gear 506;
after the adjustment and installation of the polygonal positioning plates 501 are completed, the cylinder barrel to be measured is placed at the upper ends of the two groups of polygonal positioning plates 501, the outer wall of the cylinder barrel to be measured is attached to the outer walls of the toothed rollers 503 and the auxiliary rotating rollers 504, the central axis of the cylinder barrel to be measured is automatically aligned with the central axis of the smooth limit gauge 307, the central axes of the cylinder barrels to be measured with different diameters can be quickly aligned with the central axis of the smooth limit gauge 307 through the arrangement of the polygonal positioning plates 501 and the plurality of arc-shaped placing grooves 502, and the method is different from a traditional manual height adjustment mode, and is simpler and more convenient to operate;
after the cylinder that awaits measuring is put well, can start two electric putter 302 simultaneous operation through outside PLC control, two electric putter 302 can drive two smooth limit gauges 307 respectively and be close to the cylinder that awaits measuring, at this in-process:
if the smooth limit gauge 307 can be smoothly inserted into the cylinder, the pressure sensor 309 senses that data is unchanged, and an external alarm is not started, the coaxiality and the inner diameter of the cylinder to be detected are both in a qualified state, the cylinder to be detected is automatically reset under the control of an external PLC after the electric push rod 302 is completely extended, the coaxial detection of the cylinder to be detected is completed, the cylinder to be detected is a good product, and the cylinder to be detected can be taken down to perform the detection of another cylinder;
if the smooth limit gauge 307 is not smoothly inserted into the cylinder, that is, the smooth limit gauge 307 collides with the cylinder to be detected, at this time, the smooth limit gauge 307 is stressed to contract backwards, the smooth limit gauge 307 extrudes the extension spring 308 through the mounting bolt 305 and the square slider 304, the extension spring 308 is stressed to contract and extrudes the pressure sensor 309, the pressure sensor 309 transmits the detected pressure value to the external PLC, the external PLC sends a signal to start the alarm to remind a person to be detected, the coaxiality or the inner diameter of the cylinder to be detected is in an unqualified state, and at the same time, the external PLC controls the electric push rod 302 to reversely operate and reset, so that the smooth limit gauge 307 is prevented from continuously moving to cause damage to the smooth limit gauge 307 and the cylinder to be detected, at this time, after the electric push rod 302 is reset, the external PLC controls the second motor 207 to start, the distance sensor 403 to operate, so as to detect the deformation of the cylinder:
the second motor 207 can drive the second bevel gear 506 to rotate through the transmission of the worm 206, the worm wheel 205, the transmission shaft 204 and the first bevel gear 210, the second bevel gear 506 drives the transmission gear 505 to rotate through the rotating shaft, the transmission gear 505 drives the plurality of tooth rollers 503 to rotate, wherein the tooth rollers 503 contacted with the cylinder to be detected can drive the cylinder to rotate, the auxiliary rotating roller 504 is used for assisting the rotation of the cylinder, in the process of the rotation of the cylinder, each distance sensor 403 can monitor the distance variation value from the end of the distance sensor 403 to the outer surface of the cylinder in real time and transmit the measured data to the PLC in real time, the PLC can automatically record data and draw a distance variation value curve chart according to needs, and can automatically calculate an average value, wherein the calculated average value is the deformation degree of the cylinder, and if the deformation degree data is in a qualified range, the coaxiality of the cylinder to be detected is qualified and the inner diameter of the cylinder is in an unqualified state; if the deformation data show that the deformation data exceed the qualified range, the coaxiality of the cylinder barrel to be detected is unqualified, and the inner diameter state of the cylinder barrel needs secondary detection and confirmation;
can realize the short-term test operation of different diameter cylinder deformation degrees through the cooperation of above a plurality of parts, be different from traditional manual height-adjusting and make cylinder central axis and smooth limit gauge 307 the central axis carry out the mode of aliging, make with the cylinder assorted arc standing groove 502 operation up that awaits measuring through adjusting polygon locating plate 501, efficiency is faster, more convenient.
Referring to fig. 9 to 10, the driving support assembly 2 further includes two T-shaped slides 209 fixed at the bottom ends of the two support plates 201, the T-shaped slides 209 are slidably connected between the two support plates 201, the number of the driving support assemblies 2 is two, the base assembly 1 further includes a first motor 103 for adjusting the distance between the two driving support assemblies 2, and a bidirectional screw 104, the first motor 103 is fixed at one end of the outer wall of one side plate 102, the bidirectional screw 104 is rotatably connected between the two side plates 102 and connected to the output end of the first motor 103, the bidirectional screw 104 is connected to the two T-shaped slides 209 of the two driving support assemblies 2 through a screw, and the screw threads at the positions where the bidirectional screw 104 and the two T-shaped slides 209 are in a contact state are opposite.
In this embodiment: it should be noted that: internal threads matched with the threads of the outer wall of the bidirectional screw rod 104 are formed inside the T-shaped sliding seat 209, limiting plates are formed on the inner sides of the bottom plates 101, and the limiting plates on the two bottom plates 101 are respectively attached to the side faces of the wide edges of the T-shaped sliding seat 209 so as to limit the movement of the T-shaped sliding seat 209;
when the cylinder barrels with different lengths are detected, the distance between the two groups of driving support assemblies 2 needs to be adjusted, at the moment, the first motor 103 can be controlled to rotate forwards or reversely through an external control button, the first motor 103 can drive the two-way screw rod 104 to rotate so that the two T-shaped sliding seats 209 can move synchronously and in different directions, and then the two groups of driving support assemblies 2 are far away from or close to each other, so that the distance between the two groups of coaxial detection assemblies 3 on the two groups of driving support assemblies 2 is larger than the length of the cylinder barrel to be detected, and the cylinder barrel to be detected is prevented from colliding with the coaxial detection assemblies 3 when being placed;
it should be added that: the extension stroke of electric putter 302 is greater than the interval between smooth limit gauge 307 and the polygon locating plate 501, namely when electric putter 302 accomplishes the extension, smooth limit gauge 307 can move the top of passing polygon locating plate 501, need not too accurately when can making the interval regulation of two sets of drive supporting component 2 through this structure, as long as the distance between two sets of drive supporting component 2 is less than the cylinder length that awaits measuring, interval between two smooth limit gauges 307 is greater than the cylinder length that awaits measuring can, so set up can make the distance regulation of drive supporting component 2 can be better control, it is faster to adjust efficiency, can mark the scale mark at bottom plate 101 top in addition, with this come supplementary distance of judging between two sets of drive supporting component 2.
Please refer to fig. 9 to 12 and 14 to 16, the driving support assembly 2 further includes a limiting sliding rod 208 for performing a linkage transmission operation on the two worms 206 in the two driving support assemblies 2, and a limiting sliding groove 211, the limiting sliding groove 211 is opened at one end of one worm 206, the limiting sliding rod 208 is fixed at one end of the other worm 206, the limiting sliding rod 208 extends into the worm 206 and is connected with the worm 206 in a sliding manner;
each axis positioning component 5 is provided with two transmission gears 505 and two second bevel gears 506, the two transmission gears 505 and the two second bevel gears 506 are symmetrically distributed with the symmetrical surfaces of the two support plates 201 as the center, the transmission shaft 204 and the first bevel gear 210 deviate from the symmetrical surfaces of the two support plates 201, the first bevel gear 210 is only meshed with one second bevel gear 506, the two transmission shafts 204, the worm wheel 205 and the first bevel gear 210 in the two driving support components 2 are symmetrically distributed, and the spiral directions of the spiral tooth grooves on the outer walls of the two worms 206 in the two driving support components 2 are opposite.
In this embodiment: when the first motor 103 operates to drive the two driving support assemblies 2 to adjust the distance, the limit sliding rod 208 slides along the inner wall of the limit sliding groove 211, so that the two worms 206 are normally connected, and then the second motor 207 operates to synchronously drive the two worms 206 to rotate together, so that the two second bevel gears 506 in the two axis positioning assemblies 5 synchronously rotate, and the spiral directions of the spiral tooth grooves on the outer walls of the two worms 206 are opposite, so that the rotation directions of the two first bevel gears 210 are opposite, and the meshing directions of the two second bevel gears 506 and the two first bevel gears 210 are opposite, so that the rotation directions of the two second bevel gears 506 are the same, and the rotation directions of the toothed rollers 503 are consistent;
through the structure that two transmission gears 505 and two second bevel gears 506 are arranged in each axis positioning component 5, and the first bevel gear 210 is only meshed with one second bevel gear 506, when the polygonal positioning plate 501 rotates and is adjusted along a horizontal axis, the polygonal positioning plate 501 can be turned left and right along the vertical axis, the original state does not need to be specially kept, and therefore the polygonal positioning plate 501 can be used more conveniently and conveniently.
Referring to fig. 4 to 6 and 17, a rotating hole is formed at a position where the polygonal positioning plate 501 contacts with a rotating shaft connected with the auxiliary roller 504 and the transmission gear 505, mounting holes penetrating through both ends of the polygonal positioning plate 501 are formed at a position where the polygonal positioning plate 501 contacts with the fixed shaft 507, threaded holes are formed at both ends of the fixed shaft 507, and the toothed roller 503 is rotatably connected with the fixed shaft 507.
In this embodiment: when the axis positioning component 5 is assembled, the toothed roller 503 and the fixed shaft 507 can be sleeved firstly, the transmission gear 505 and the second bevel gear 506 and the rotating shaft are fixedly installed, then the auxiliary rotating roller 504 and the rotating shaft are respectively installed at the corresponding rotating hole and the corresponding threaded hole of the fixed shaft 507, and finally the auxiliary rotating roller penetrates through the polygonal positioning plate 501 through the bolt to be in threaded connection with the fixed shaft 507, so that the assembly and fixation of the axis positioning component 5 can be completed, and the operation is simple and convenient;
simultaneously through the setting of polygon locating plate 501 self polygonized structure, can make polygon locating plate 501 can rely on self shape and constant head tank 202 to carry out the location block, so just need not set up the "locating piece" that is used for the location again in polygon locating plate 501 outside, in addition through the structure of other parts equipartition in the middle of two polygon locating plates 501 in axis locating component 5, make polygon locating plate 501 outside keep smooth one side, then be convenient for daily piling up of axis locating component 5 to put, can dispose the axis locating component 5 that the different diameter arc standing grooves 502 were seted up to the multiunit, so further increase the detection range of device;
it should be added that: the polygonal positioning plate 501 may be shaped as an equilateral triangle or an equilateral heptagon, and the positioning grooves 202 may be opened in a matching state (as shown in fig. 17), in addition to the equilateral pentagon.
Please refer to fig. 7, 14 and 15, the centers of the arc-shaped placing grooves 502 are located on the same circular track, and the arc-shaped placing grooves 502 are distributed annularly around the center of the circumscribed circle of the polygonal positioning plate 501, when the polygonal positioning plate 501 is installed inside the positioning groove 202, the center of the arc-shaped placing groove 502 located at the uppermost end is aligned with the central axis of the smooth limit gauge 307;
when the port of the arc-shaped placing groove 502 is vertically upward, the tooth rollers 503 are located at the lowest position of the arc-shaped placing groove 502, a plurality of auxiliary rotating rollers 504 of each group of auxiliary rotating rollers 504 are symmetrically distributed at two sides of the tooth rollers 503, the side lines of the auxiliary rotating rollers 504 and the tooth rollers 503 protruding out of the inner side of the arc-shaped placing groove 502 are tangent to the same circle, and the diameter of the tangent circle is matched with the diameter of the outer wall of the cylinder to be measured.
In this embodiment: it should be noted that: supplementary roller 504, the tangent circular shape centre of a circle arc standing groove 502 that tooth roller 503 was changeed coincides mutually, can make arbitrary arc standing groove 502 up the time, the cylinder centre of a circle that arc standing groove 502 was put all aligns with smooth limit gauge 307's the central axis, can realize then the operation of different diameter cylinders and smooth limit gauge 307 quick alignment, has further improved the detection efficiency of different diameter cylinder deformation degree through this structure.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (9)
1. A circular cylinder deformation degree detection tool comprises a base assembly (1) and a deformation degree detection assembly (4) used for detecting the cylinder deformation degree, wherein the base assembly (1) comprises two symmetrically distributed bottom plates (101) and side plates (102) fixed to two ends of the two bottom plates (101), and is characterized in that a driving support assembly (2) used for supporting and rotating a cylinder is arranged at the top of each bottom plate (101), a coaxial detection assembly (3) used for detecting the cylinder coaxiality is arranged at one outer end of the driving support assembly (2), the coaxial detection assembly (3) comprises a smooth limit gauge (307) used for detecting the cylinder aperture, and an axis positioning assembly (5) used for supporting and positioning cylinders with different diameters is arranged on the inner side of the driving support assembly (2);
wherein, the axis positioning component (5) comprises a polygonal positioning plate (501), an arc-shaped placing groove (502), a tooth roller (503), an auxiliary rotating roller (504), a transmission gear (505), a second bevel gear (506) and a fixed shaft (507):
the outer wall of the polygonal positioning plate (501) is in an equilateral pentagon shape, a plurality of arc-shaped placing grooves (502) are arranged, the arc-shaped placing grooves (502) are distributed on the side faces of the pentagonal outer wall of the polygonal positioning plate (501), the diameters of the outer walls of the arc-shaped placing grooves (502) are sequentially decreased progressively, and the polygonal positioning plate (501) and the arc-shaped placing grooves (502) are used for enabling the central axes of the cylinders with different diameters to be quickly aligned with the central axis of the smooth limit gauge (307);
the gear roller (503), the auxiliary rotating rollers (504) and the transmission gear (505) are rotatably connected between the two polygonal positioning plates (501), the transmission gear (505) is rotatably connected to the center axis of the polygonal positioning plate (501) through a rotating shaft, the gear roller (503) is connected with the polygonal positioning plate (501) through a fixed shaft (507), a plurality of gear rollers (503) are arranged, the gear rollers (503) are annularly distributed on the outer side of the transmission gear (505) and are meshed with the transmission gear (505), the auxiliary rotating rollers (504) are provided with a plurality of groups, each group of auxiliary rotating rollers (504) is provided with a plurality of auxiliary rotating rollers (504), the plurality of groups of auxiliary rotating rollers (504) are annularly distributed at the central point of each arc-shaped accommodating groove (502), and the gear rollers (503) and the auxiliary rotating rollers (504) are used for rotating cylinders with different diameters;
the second bevel gear (506) is fixed on the outer wall of the rotating shaft connected with the transmission gear (505) and is used for transmitting the driving force in the driving support component (2) to the transmission gear (505);
wherein, drive supporting component (2) include backup pad (201), constant head tank (202), fixed plate (203), transmission shaft (204), worm (206) and second motor (207):
the two supporting plates (201) are symmetrically distributed, the positioning grooves (202) are formed in one ends, close to each other, of the two supporting plates (201), and the supporting plates (201) and the positioning grooves (202) are used for positioning, placing and supporting the polygonal positioning plate (501);
the fixing plate (203) is fixed between the two supporting plates (201) through bolts, the transmission shaft (204) is rotatably connected with the fixing plate (203) through bearings and penetrates through the upper end and the lower end of the fixing plate (203), the upper end and the lower end of the transmission shaft (204) are respectively fixedly connected with a first bevel gear (210) and a worm gear (205), the worm (206) is rotatably connected between the two supporting plates (201) and meshed with the worm gear (205), the second motor (207) is fixed at one end of the outer wall of one supporting plate (201) and connected with one end of the worm (206), and the transmission shaft (204), the worm gear (205), the worm (206) and the first bevel gear (210) are used for transmitting the driving force of the second motor (207) to the second bevel gear (506);
wherein, coaxial determine module (3) still includes L type support (301), electric putter (302), installation piece (303), square slider (304), construction bolt (305) and fixed apron (306):
the L-shaped support (301) is fixed at one end of the outer wall of one support plate (201) through a bolt, the electric push rod (302) is fixed at one end, far away from the support plate (201), of the L-shaped support (301), and the output end of the electric push rod (302) penetrates through the other end of the L-shaped support (301) to be connected with the mounting block (303);
the square sliding block (304) and the mounting bolt (305) are fixedly mounted on the inner side of the mounting block (303) through a fixing cover plate (306), the mounting bolt (305) is fixed at one end of the square sliding block (304) and penetrates through two ends of the fixing cover plate (306), and the smooth limit gauge (307) is in threaded connection with the outer side of the mounting bolt (305).
2. The circular cylinder deformation degree detection tool according to claim 1, wherein the driving support assemblies (2) further comprise T-shaped sliding seats (209) fixed to the bottom ends of the two support plates (201), the T-shaped sliding seats (209) are connected between the two support plates (201) in a sliding mode, the number of the driving support assemblies (2) is two, the base assembly (1) further comprises a first motor (103) and a two-way screw rod (104), the first motor (103) is used for adjusting the distance between the two driving support assemblies (2), the first motor (103) is fixed to one end of the outer wall of one side plate (102), the two-way screw rod (104) is connected between the two side plates (102) in a rotating mode and is connected with the output end of the first motor (103), the two-way screw rod (104) is connected with the two T-shaped sliding seats (209) in the two driving support assemblies (2) through threads, and threads at the positions where the two-way screw rod (104) and the two T-shaped sliding seats (209) are in a contact state of opposite.
3. The circular cylinder deformation degree detection tool according to claim 2, wherein the driving support assembly (2) further comprises a limiting sliding rod (208) and a limiting sliding groove (211) which are used for performing linkage transmission operation on two worms (206) in the two driving support assemblies (2), the limiting sliding groove (211) is formed in one end of one worm (206), the limiting sliding rod (208) is fixed to one end of the other worm (206), and the limiting sliding rod (208) extends into the worm (206) and is in sliding connection with the worm (206).
4. The circular cylinder barrel deformation degree detection tool according to claim 1, wherein the coaxial detection assembly (3) further comprises an expansion spring (308) and a pressure sensor (309) which are used for detecting different axial states of the cylinder barrel, the expansion spring (308) and the pressure sensor (309) are installed inside the installation block (303), the square sliding block (304), the expansion spring (308) and the pressure sensor (309) are sequentially distributed in the horizontal direction, a square groove for the movement of the square sliding block (304) and the expansion of the expansion spring (308) is formed inside the installation block (303), and a wire guide hole for installing a data wire of the pressure sensor (309) is formed in one side of the outer wall of the installation block (303).
5. The tool for detecting the deformation degree of the circular cylinder barrel as claimed in claim 1, wherein a rotating hole is formed in a position where the polygonal positioning plate (501) is in contact with a rotating shaft connected with the auxiliary rotating roller (504) and the transmission gear (505), mounting holes penetrating through two ends of the polygonal positioning plate (501) are formed in a position where the polygonal positioning plate (501) is in contact with the fixed shaft (507), threaded holes are formed in two ends of the fixed shaft (507), and the toothed roller (503) is in rotating connection with the fixed shaft (507).
6. The tool for detecting the deformation degree of the circular cylinder barrel as claimed in claim 1, wherein the centers of the plurality of arc-shaped placing grooves (502) are located on the same circular track, the arc-shaped placing grooves (502) are annularly distributed around the center of the circumscribed circle of the polygonal positioning plate (501), and when the polygonal positioning plate (501) is installed inside the positioning groove (202), the center of the arc-shaped placing groove (502) located at the uppermost end is aligned with the central axis of the smooth limit gauge (307).
7. The circular cylinder barrel deformation degree detection tool according to claim 1, wherein when the port of the arc-shaped placing groove (502) is vertically upward, the tooth rollers (503) are located at the lowest position of the arc-shaped placing groove (502), a plurality of auxiliary rotating rollers (504) of each group of auxiliary rotating rollers (504) are symmetrically distributed on two sides of the tooth rollers (503), the side lines of the auxiliary rotating rollers (504) and the tooth rollers (503) protruding out of the arc-shaped placing groove (502) are tangent to the same circle, and the diameter of the tangent circle is matched with the diameter of the outer wall of the cylinder barrel to be detected.
8. The circular cylinder deformation degree detection tool according to claim 1, wherein two transmission gears (505) and two second bevel gears (506) are arranged in each axis positioning assembly (5), the two transmission gears (505) and the two second bevel gears (506) are symmetrically distributed with the symmetric surfaces of the two support plates (201) as centers, the transmission shaft (204) and the first bevel gear (210) deviate from the symmetric surfaces of the two support plates (201), the first bevel gear (210) is only meshed with one second bevel gear (506), the two transmission shafts (204), the worm wheel (205) and the first bevel gear (210) in the two driving support assemblies (2) are symmetrically distributed, and the spiral directions of spiral tooth grooves on the outer walls of the two worms (206) in the two driving support assemblies (2) are opposite.
9. The circular cylinder barrel deformation degree detection tool according to claim 1, wherein the deformation degree detection assembly (4) comprises a fixing support column (401) fixed to the top of one base plate (101) through bolts, the fixing support column (401) is located at the middle position of the base plate (101), a top seat (402) is fixedly connected to the top of the fixing support column (401), a plurality of uniformly distributed distance sensors (403) are installed at the bottom of the top seat (402), and the distributed center lines of the distance sensors (403) are in an aligned state with the center line axis of a smooth limit gauge (307) along the vertical direction.
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| CN202310192949.5A CN115900509B (en) | 2023-03-03 | 2023-03-03 | Circular cylinder deformation degree detection tool |
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Cited By (1)
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| CN116625211A (en) * | 2023-07-20 | 2023-08-22 | 成都大学 | Measuring device for thermal deformation of powder metallurgy part |
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| CN115900509B (en) | 2023-04-28 |
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Denomination of invention: A circular cylinder deformation detection fixture Effective date of registration: 20231215 Granted publication date: 20230428 Pledgee: Chengwu County Sub-branch of Postal Savings Bank of China Co.,Ltd. Pledgor: Shandong Baiyuan composite material technology Co.,Ltd. Registration number: Y2023980072093 |