CN218481041U - Special-shaped ring detects uses gyro wheel positioning mechanism - Google Patents

Abstract

The utility model belongs to the technical field of special configuration work piece multi-parameter detection device, especially, relate to a dysmorphism ring detects uses gyro wheel positioning mechanism, include: the positioning frames are distributed on the periphery of the workpiece uniformly; the side wall bearing is connected with the positioning frame through a side wall connecting shaft and is used for supporting the side face of the convex part of the workpiece and vertically positioning the workpiece; and the outer cylinder bearing is connected with the positioning frame through an outer cylinder connecting shaft and is used for externally tangent matching with the outer circular surface of the straight cylinder section of the workpiece and horizontally positioning the workpiece, so that the workpiece smoothly rotates. The idler wheel positioning mechanism is positioned by the lower side face and the outer circular face of the workpiece bulge, the positioning points are supported by the rolling bearings, the rotation and rotation flexibility of the workpiece can be guaranteed, the special-shaped ring can be accurately installed and positioned, the workpiece and the positioning piece cannot be abraded, the requirement for smooth automatic rotation of the workpiece is met, the operation is convenient, the labor intensity of an operator is reduced, and the working efficiency is improved.

Description

Special-shaped ring detects uses gyro wheel positioning mechanism

Technical Field

The utility model belongs to the technical field of special configuration work piece multi-parameter detection device, especially, relate to a dysmorphism ring detects uses gyro wheel positioning mechanism.

Background

The special-shaped ring is a key part of special equipment, and the tolerance requirements of the thin-wall bulge of the special-shaped ring, such as wall thickness, uniformity of wall thickness, runout of two side surfaces, runout of end surfaces, single-section runout of the outer wall of the short cylinder, included angles of the two side surfaces and the like, are strict, are important parameters for controlling the quality of the special-shaped ring, determine the functionality of the special-shaped ring and need to be accurately detected. Because the thin wall is special-shaped and the width of the bulge is small, the accurate positioning of the thin wall becomes a critical problem to be solved urgently during detection. At present, a special checking fixture is adopted, the top point of 3 balls forming 120-degree included angles is used for bearing the lower side wall of the bulge, the side wall of a disc forming 3 120-degree included angles is used for fixing the outer wall of a cylinder of the disc, friction is generated when relative motion exists between a workpiece and a positioning piece, the workpiece and the positioning piece are both abraded, the measuring precision is influenced after long-term use, and the manual operation efficiency is low. Therefore, it is necessary to design a high-precision and high-efficiency positioning mechanism to accurately and rapidly detect the dimensions of the wall thickness, the wall thickness uniformity, the runout of two side surfaces and the runout of end surfaces of the thin-wall bulge of the special-shaped ring, the single-section runout of the outer wall of the short cylinder, the included angles of the two side surfaces and the like.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem that exists among the above-mentioned prior art, design a dysmorphism ring and detect and use gyro wheel positioning mechanism, satisfy the accurate installation location of dysmorphism ring, and can not cause wearing and tearing to work piece and setting element, satisfy the smooth and easy requirement of messenger's work piece autogiration, convenient operation raises the efficiency.

The utility model discloses a solve the technical scheme who takes of this problem and be:

a kind of special-shaped ring measures and uses the locating mechanism of the gyro wheel, including:

the positioning frames are distributed on the periphery of the workpiece uniformly;

the side wall bearing is connected with the positioning frame through a side wall connecting shaft and is used for supporting the side face of the convex part of the workpiece and vertically positioning the workpiece;

and the outer cylinder bearing is connected with the positioning frame through an outer cylinder connecting shaft and is used for externally tangent matching with the outer circular surface of the straight cylinder section of the workpiece and horizontally positioning the workpiece, so that the workpiece smoothly rotates.

Preferably, the workpiece comprises a straight cylinder section and a convex part which is formed in a mode of protruding outwards along the circumferential direction of the straight cylinder section.

Further preferably, the device also comprises a bottom plate, wherein the upper end surface of the bottom plate is provided with a plurality of guide grooves which are uniformly distributed in a radial shape and extend radially away from the axis.

Further preferably, the positioning frame comprises a vertical plate and a positioning sliding block, and the vertical plate is connected with the positioning sliding block through a positioning screw and is in sliding connection with the guide groove.

Further preferably, one end of each of the guide grooves is joined to one end of the guide groove, and the other end of each of the guide grooves is formed with a removal opening for removing the positioning slide block.

Further preferably, the number of the positioning frame and the number of the guide grooves are three, the guide grooves are evenly distributed at 120 degrees and are arranged at the upper end of the bottom plate, and the positioning frame is evenly distributed at 120 degrees and is arranged at the outer side of the workpiece.

Further preferably, the vertical plate comprises a vertical surface perpendicular to the bottom plate and a horizontal surface parallel to the bottom plate.

Preferably, a first through hole for assembling the side wall connecting shaft is formed in the vertical surface of the vertical plate, and a second through hole for assembling the outer cylinder connecting shaft is formed in the horizontal surface of the vertical plate.

Further preferably, the number of the side wall bearings on each vertical plate is at least one, the side wall bearings are parallel to the vertical surface of the vertical plate, and the side wall bearings support the workpiece through the protruding parts of the workpiece, so that the lower end of the workpiece is separated from the vertical plate.

Further preferably, the number of the outer cylinder bearings on each vertical plate is at least one, the outer cylinder bearings are parallel to the horizontal plane of the vertical plate, and the outer cylinder bearings are in circumscribed fit with the outer circular surface of the straight cylinder section of the workpiece.

The utility model has the advantages and positive effects that:

1. the utility model discloses in, gyro wheel positioning mechanism mainly as the load-bearing positioning mechanism that the dysmorphism ring detected, adopt the circumscribed cooperation of bearing and dysmorphism ring bulge lateral wall, the circumscribed cooperation of bearing and the straight section of thick bamboo lateral wall of dysmorphism ring, except that the work piece of location still can make the work piece gyration smoothly just can not cause wearing and tearing to work piece and setting element.

2. The utility model discloses in, gyro wheel positioning mechanism is with work piece bellying downside and outer disc location, and the setpoint all supports with antifriction bearing and can guarantee work piece gyration pivoted flexibility, not only can satisfy the accurate installation location of dysmorphism ring, and can not make work piece and setting element wearing and tearing, satisfies the smooth and easy requirement of messenger's work piece autogiration, and convenient operation alleviates operator's intensity of labour, improves work efficiency.

3. The utility model discloses in, dysmorphism ring detection device can accurate short-term test dysmorphism ring thin wall bellying wall thickness, the wall thickness degree of consistency, both sides face are beated and the face runout, short section of a section of thick bamboo outer wall list cross-section is beated and the both sides face contained angle equidimension, satisfies the dysmorphism and encircles the needs that the multiple parameter integrated detection was accomplished to the work piece, and convenient operation improves detection efficiency.

Drawings

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein only, and are not necessarily drawn to scale.

FIG. 1 is a plan view of a measuring table in example 4;

FIG. 2 is a front view of the roller positioning mechanism in embodiment 1;

FIG. 3 is a top view of the positioning mechanism;

FIG. 4 is a side view of the positioning mechanism;

FIG. 5 is an isometric view of the positioning mechanism;

FIG. 6 is a front view of a detecting unit in embodiment 4;

FIG. 7 is a top view of the measurement mechanism;

FIG. 8 is a top view of an external measurement module;

FIG. 9 is a front view of an external measurement module;

FIG. 10 is a top view of an internal measurement module;

FIG. 11 is a front view of an internal measurement module;

FIG. 12 is a top view of the runout measuring unit;

FIG. 13 is a left side view of the jitter measuring unit;

fig. 14 is a partially enlarged view of the runout measuring unit, a being a top view and b being a left side view;

FIG. 15 is a top view of the runout measuring unit with the workpiece assembled;

FIG. 16 is a top partial enlarged view of the wall thickness measuring unit;

FIG. 17 is a front partially enlarged view of the wall thickness measuring unit;

fig. 18 is a partially enlarged view of the assembled state of the runout measuring unit and the workpiece;

FIG. 19 is a schematic diagram of the measurement process of the included angle of the jitter measurement unit;

FIG. 20 is a front view of the adjustable hold-down mechanism;

figure 21 is a top view of the adjustable hold-down mechanism.

In the figure: 1. a base plate; 2. an adjustable hold-down mechanism; 201. a slider; 202. a guide rail; 203. pressing the base; 204. a first hold-down cylinder connection; 205. a pressing cylinder; 206. a second hold-down cylinder connection; 207. a vertical connecting plate; 208. the coupler is fixed with a connecting piece; 209. a coupling; 2010. a motor positioning plate; 2011. a motor; 2012. a belt drive wheel; 2013. a fixed shaft; 2014. a fixed mount; 2015. a connecting rod; 2016. a connecting plate; 2017. a bolt with a spring; 2018. a driving wheel fixing frame; 2019. a belt transmission wheel; 2020. a limiting block; 2021. a compression limiting component; 2022. a belt; 3. a positioning mechanism; 301. a guide groove; 302. a positioning frame; 303. a vertical plate; 304. positioning the sliding block; 305. a set screw; 306. a sidewall bearing; 307. a side wall connecting shaft; 308. an outer cylinder bearing; 309. an outer cylinder connecting shaft; 4. a measuring mechanism; 406. an outer cylinder; 407. a first external cylinder connection; 408. a second external cylinder connection; 409. an outer guide rail; 4010. an external base; 4011. an external bottom spring measurement conversion device; 4012. an outer sidewall spring measurement switching device; 4013. an external bottom sensor; 4014. an external connection; 4015. an outer bottom measurement end; 4016. an outer sidewall sensor; 4017. an outer sidewall measurement end; 4018. an external stopper; 4019. an external spacing body connector; 4020. an inner cylinder; 4021. a first inner cylinder connection 4022, a second inner cylinder connection; 4023. an inner guide rail; 4024. an inner base; 4025. an internal bottom spring measurement conversion device; 4026. an inner sidewall spring measurement conversion device; 4027. an internal bottom sensor; 4028. an internal connection; 4029. an interior bottom measurement end 30, an interior sidewall sensor; 4031. an interior sidewall measurement end; 4032. an internal spacing body; 4033. an internal spacing body connector; 4034. a lateral bottom plate; 4035. a cylinder; 4036. a first cylinder connector; 4037. a second cylinder connector; 4038. a guide rail; 4039. a base; 4040. a connecting plate; 4041. an end face runout sensor; 4042. an end face sensor connection; 4043. a side bounce sensor; 4044. a side sensor connection; 4045. the single-section jumping sensor is arranged on the outer wall of the short cylinder; 4046. an outer wall sensor connection; 4047. an included angle measuring sensor; 4048. a first included angle sensor connector; 4049. a small guide rail; 4050. a small base; 4051. a second included angle sensor connector; 4052. differentiating the head; 4053. a differential head connector; 4054. a bounce measurement unit limiting body; 4055. a jump measuring unit limit body connecting piece; 5. a workpiece; 501. a straight cylinder section; 502. a boss portion; 6. a support frame; 7. an industrial personal computer; 8. a measuring table; 9. a display; 10. an alarm lamp;

A. a wall thickness measuring unit; B. a jitter measuring unit; C. an external measurement module; D. an internal measurement module.

Detailed Description

First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be described in detail below by way of example, but all the descriptions are only for illustrative purpose and should not be construed as forming any limitation to the present invention. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Example 1:

a kind of special-shaped ring measures and uses the locating mechanism of the gyro wheel, including: a plurality of positioning frames 302 uniformly distributed on the periphery of the workpiece 5; a sidewall bearing 306 connected to the positioning frame 302 through a sidewall connecting shaft 307 for supporting a convex side of the workpiece 5 and vertically positioning the workpiece 5; and the outer cylinder bearing 308 is connected with the positioning frame 302 through an outer cylinder connecting shaft 309 and is used for externally cutting and matching with the outer circular surface of the straight cylinder section of the workpiece 5 and horizontally positioning the workpiece so as to ensure that the workpiece 5 smoothly rotates.

In this embodiment, as shown in fig. 1 to 5, a plurality of positioning frames 302 are distributed in an annular array form around the rotation center of a workpiece 5, one side of the positioning frame 302 facing the positioning workpiece is connected with a sidewall bearing 306 through a sidewall connecting shaft 307, and is connected with an outer cylinder bearing 308 through an outer cylinder connecting shaft 309, after the workpiece is placed in the roller positioning mechanism, the sidewall bearing 306 contacts with the lower side of the workpiece protrusion for supporting the side of the workpiece protrusion and vertically positioning the workpiece, and the outer cylinder bearing 308 is circumscribed and matched with the outer wall of the straight cylinder section of the workpiece (special-shaped ring) for horizontally positioning the workpiece, so that the workpiece can smoothly rotate.

The roller positioning mechanism for detecting the special-shaped ring is mainly used as a bearing positioning mechanism for detecting the special-shaped ring, and the core design scheme is that a bearing is externally tangent and matched with the outer side wall of a projection of the special-shaped ring, the bearing is externally tangent and matched with the outer side wall of a straight cylinder section of the special-shaped ring, the workpiece can be smoothly rotated and cannot be abraded to the workpiece and a positioning piece besides being positioned.

This gyro wheel positioning mechanism fixes a position with work piece bellying downside and outer disc, and the setpoint all supports with antifriction bearing and can guarantee work piece gyration pivoted flexibility, not only can satisfy the accurate installation location of dysmorphism ring, and can not make work piece and setting element (bearing) wearing and tearing, satisfies the smooth and easy requirement of messenger's work piece autogiration, convenient operation alleviates operator's intensity of labour, improves work efficiency.

Still further, it is also considered in this embodiment that the workpiece 5 includes a straight cylindrical section 501 and a convex portion 502 formed to be convex outward in the circumferential direction of the straight cylindrical section 501.

Example 2:

embodiment 2 of the present invention is further improved on the basis of embodiment 1 so as to fully exert the technical advantages of the present invention, and this will be exemplified below.

For example: the novel bearing seat is characterized by further comprising a bottom plate 1, wherein a plurality of guide grooves which are radially and uniformly distributed and extend radially away from the axis are formed in the upper end face of the bottom plate 1. In this embodiment, the bottom plate is a basic bearing member of the whole mechanism, and is used for assembling each module, unit and mechanism, and the parallelism of the upper surface and the lower surface of the bottom plate is required to be 0.01mm. As shown in fig. 1-3, three guide grooves 301 which are radially and uniformly distributed and extend radially away from the axis are formed on the upper end surface of the bottom plate 1, and the positioning frame 302 is installed on the bottom plate 1 through the guide grooves 301.

Furthermore, it can be considered in this embodiment that the positioning frame 302 includes a vertical plate 303 and a positioning slider 304, the vertical plate 303 is connected to the positioning slider 304 through a positioning screw 305 and is slidably connected to the guide slot, as shown in fig. 1, the vertical plate 303 is located above the guide slot, the positioning slider 304 is located below the guide slot, the vertical plate 303 and the positioning slider 304 are connected through the positioning screw 305, so that the vertical plate 303 moves back and forth along the guide slot, and when a locking position is required, the positioning screw 305 is rotated, so that the vertical plate 303 and the positioning slider 304 are enabled. The guide groove is clamped up and down.

Further, it is also considered in this embodiment that one end of each of the guide grooves is joined to one another, and the other end of each of the guide grooves is formed with a removal opening for removing the positioning slider 304, so as to facilitate assembly or disassembly of the vertical plate 303, the positioning slider 304, and the positioning screw 305 with respect to the guide grooves.

Example 3:

embodiment 3 of the present invention is further improved on the basis of embodiment 2 so as to fully exert the technical advantages of the present invention, and this is exemplified below.

For example: as shown in fig. 3, three guide grooves are radially and uniformly distributed on the bottom plate 1, the number of the positioning frames 302 and the number of the guide grooves are three, the guide grooves are uniformly distributed at 120 ° angles and are arranged at the upper end of the bottom plate, and the positioning frames 302 are uniformly distributed at 120 ° angles and are arranged at the outer side of the workpiece.

Still further, it is also contemplated in embodiment 1 or 2 or 3 that the vertical plate 303 includes a vertical plane perpendicular to the bottom plate 1 and a horizontal plane parallel to the bottom plate 1.

Furthermore, it can be considered in embodiment 1, 2 or 3 that the vertical surface of the vertical plate 303 is provided with first through holes for assembling the sidewall connecting shaft 307, the number and the position of the first through holes are set according to actual requirements, and the sidewall connecting shaft 307 is assembled on the first through hole at a suitable position according to requirements; a horizontal plane of the vertical plate 303 is provided with second through holes for assembling the outer cylinder connecting shaft 309, the number and the position of the second through holes are set according to actual requirements, and the outer cylinder connecting shaft 309 is assembled on the second through holes at appropriate positions according to requirements.

Taking this embodiment as an example, the number of the vertical plates is 3, the bottom surfaces of the vertical plates are connected with the positioning slide block through the positioning screws to form 120 degrees and are connected with the bottom plate guide groove, the upper part of the vertical surface of the vertical plate 303 is provided with a first through hole for installing the side wall bearing, and the parallelism between the first through hole and the bottom surface is 0.01mm; the horizontal plane of the vertical plate 303 is provided with a second through hole for mounting an outer cylinder bearing. The side wall bearing is connected with the vertical plate through a side wall connecting shaft and is used for supporting the side face of the workpiece bulge to vertically position the workpiece. The outer cylinder bearing is connected with the vertical plate through an outer cylinder connecting shaft and is in circumscribed fit with the outer wall of the straight cylinder section of the workpiece, and the outer cylinder bearing is used for horizontally positioning the workpiece and enabling the workpiece to smoothly rotate.

Furthermore, it can be considered in embodiment 1, 2 or 3 that the number of the sidewall bearings 306 on each of the vertical plates 303 is at least one, the sidewall bearings 306 are parallel to the vertical plane of the vertical plates 303, as shown in fig. 1, the sidewall bearings 306 are tangent to the lower side of the workpiece protrusion for receiving the workpiece protrusion; meanwhile, a side wall bearing tangent to the upper side face of the convex part of the workpiece can be arranged, and the side wall bearing 306 supports the workpiece 5 through the convex part of the workpiece 5 so as to enable the lower end of the workpiece 5 to be separated from the vertical plate 303.

Furthermore, it can be considered in embodiment 1, 2 or 3 that the number of the outer cylinder bearings 308 on each vertical plate 303 is at least one, the outer cylinder bearings 308 are parallel to the horizontal plane of the vertical plate 303, and the outer cylinder bearings 308 are in circumscribed fit with the outer circular surface of the straight cylinder section of the workpiece 5, so as to ensure the flexibility of the rotation of the workpiece.

Example 4:

the utility model provides a dysmorphism ring detection device, includes supporting rack 6, sets up industrial computer 7 in supporting rack 6 and sets up measuring station 8, display 9, alarm 10 in supporting rack 6 top, be equipped with on the measuring station 8 and be used for fixing a position the work piece 5 position positioning mechanism 3, be used for compressing tightly work piece 5 and drive work piece 5 along the adjustable hold-down mechanism 2 of the rotation center pivoted of work piece and be used for detecting the measuring mechanism 4 of 5 parameters of work piece, positioning mechanism 3 be in above-mentioned embodiment 1/2/3 the dysmorphism ring detect and use gyro wheel positioning mechanism.

Example 5:

as shown in fig. 1, 20-21, the pressing mechanism is located on the base plate 1, and includes: a belt driving unit, which comprises a motor positioning plate 2010 installed on the pressing base 203, a motor 2011 installed on the motor positioning plate 2010 and a belt driving wheel 2012 in transmission connection with the motor 2011; the belt transmission unit comprises two connecting rods 2015 which form a certain included angle and are symmetrically arranged on the pressing base 203, a transmission wheel fixing frame 2018 arranged on the connecting rods 2015 and a belt transmission wheel 2019 arranged on the transmission wheel fixing frame 2018; and the belt 2022 is sleeved outside the belt driving wheel 2012 and the two belt driving wheels 2019, and the belt 2022 between the two belt driving wheels 2019 is used as a pressing section for pressing the outer circular surface of the workpiece 5. In this embodiment, two belt driving wheels 2019 are respectively installed on two connecting rods 2015 through respective driving wheel fixing mounts 2018, the two connecting rods 2015 are at a certain included angle and symmetrically distributed about a central line of the pressing base 203, the belt driving wheels 2012 are in transmission connection with a motor 2011, the belt driving wheels 2012 are located above the central line of the pressing base 203, then the belt 2022 is sleeved outside the belt driving wheels 2012 and the two belt driving wheels 2019, the belt driving wheels 2019 and the belt driving wheels 2012 support and tension the belt 2022 to form a triangle, when a belt pressing section between the two belt driving wheels 2019 presses an outer circular surface of the workpiece 5, the motor 2011 drives the belt driving wheels 2012 to rotate, the belt 2022 rotates along with the belt driving wheel, and then the workpiece (a special-shaped ring workpiece) 5 rotates, so that one-time clamping of the special-shaped ring workpiece can be met, the requirement of multi-parameter detection can be completed, the problem of thin-wall pressing deformation of the special-shaped ring is solved, and the detection efficiency is improved. The height and wrap angle of the belt in the technical scheme are adjustable, the belt is suitable for being matched and compressed with workpieces of various specifications, and by means of the flexibility of the belt, the workpiece is not idled after being compressed, the workpiece is not damaged, and the problem that the thin wall of a special-shaped ring is easy to deform when being compressed is solved.

Furthermore, it can be considered in this embodiment that the pressing base 203 is slidably mounted on the bottom plate 1 through a guide rail structure, and the bottom plate 1 is further provided with a driving structure for driving the pressing base 203 to advance or retreat. The bottom plate 1 is used for assembling modules, units and mechanisms, as shown in fig. 1-2, the pressing base 203 is slidably mounted on the bottom plate 1 through a guide rail structure, the workpiece 5 is mounted in front of the feeding direction of the pressing base 203 through a positioning mechanism, then the whole mechanism is pushed through a driving structure to feed along with the pressing base 203 until the pressing section of the belt 2022 presses the outer circular surface of the workpiece 5, then the belt driving wheel 2012 is driven to rotate through a motor 2011, so that the belt 2022 runs, then the workpiece (a special-shaped ring workpiece) 5 is driven to rotate, the adjustable pressing mechanism is driven to feed towards the workpiece direction through the driving structure, the requirement of one-step clamping of the special-shaped ring workpiece can be met, the requirement of multi-parameter detection of various parameters can be met, the nondestructive fast pressing can be realized, the problem that the thin wall of the special-shaped ring is pressed to be easily deformed is solved, the operation is convenient, and the detection efficiency is improved.

Furthermore, it can be considered in this embodiment that the driving structure includes a pressing cylinder 205, the pressing cylinder 205 is fixed on the bottom plate 1 through a second pressing cylinder connector 206, a piston rod of the pressing cylinder 205 is connected to a first pressing cylinder connector 204 through a nut, and the first pressing cylinder connector 204 is positioned on one side of the pressing base 203 through a screw. Taking this embodiment as an example, as shown in fig. 2, there are two guide rails 202, which are positioned on the bottom plate 1 by screws along the feeding direction of the mechanism, and the pressing base 203 is designed with two sliding blocks 201 with grooves adapted to the dimensions of the guide rails so as to slide along the two guide rails. The first compressing cylinder connecting piece 204 is positioned on one side of the compressing base close to the right guide rail through a screw, a piston rod of the compressing cylinder 205 is connected through a nut, and the compressing cylinder 205 is fixed on the bottom plate 1 through the second compressing cylinder connecting piece 206 and used for driving the compressing base 203 to slide along the two guide rails.

Furthermore, it can be considered in this embodiment that the belt driving unit further includes a vertical connecting plate 207 vertically installed on the pressing base 203, and the vertical connecting plate 207 is connected with a coupling fixing connector 208 and a motor positioning plate 2010. A coupler 209 is fixed on the fixed connecting member 208, and the coupler 209 is disposed between the motor positioning plate 2010 and the coupler fixed connecting member 208, and is used for coupling a motor shaft of the motor and a wheel shaft of the belt driving wheel 2012 to rotate together. In this embodiment, as shown in fig. 20-21, the vertical connecting plate 207 is fixed to the pressing base 203 by screws for connecting the coupler fixing connector 208 and the motor positioning plate 2010. The coupling fixing connector 208 is positioned on the vertical connection plate by screws for fixing the coupling 209. Motor positioning plate 2010 is screwed onto vertical attachment plate 207 to secure motor 2011. The motor 2011 is positioned on the motor positioning plate 2010 by a screw and is used for driving the belt to rotate. The coupler 209 is disposed between the motor positioning plate 2010 and the coupler fixing connector 208, and is in transmission connection with the belt driving wheel 2012.

Furthermore, it can be considered in this embodiment that the belt transmission unit further includes a fixing shaft 2013 symmetrically disposed on the pressing base 203, a fixing frame 2014 for assembling the connecting rod 2015 is rotatably disposed on the fixing shaft 2013, and the fixing frame 2014 and the fixing shaft 2013 are fixed by an angle fixing structure. The fixed mount 2014 can rotate at fixed axle 2013 in order to adjust the opening angle between two fixed mounts 2014, realizes the cornerite and adjusts, and accessible angle fixed knot constructs fixedly after the opening angle is confirmed, convenient operation.

Still further, still consider in this embodiment, angle fixed knot constructs including a plurality of location screw of evenly distributed in fixed axle 2013 bottom, mount 2014 is fixed through screw and location screw, through rotating the opening angle between two adjustable mounts 2014 of mount 2014, adjusts the length that the belt compresses tightly the section then to be applicable to and compress tightly the cooperation with the work piece of multiple specification, confirm opening angle back, pass the screw hole site of mount 2014 bottom and the location screw of fixed axle 2013 bottom suitable position and link to each other, with the position of fixed mount, convenient operation.

Furthermore, in this embodiment, it is also considered that a connecting plate 2016 is further installed on the connecting rod 2015, the driving wheel holder 2018 is slidably installed on the connecting rod 2015, and the driving wheel holder 2018 is connected to the connecting plate 2016 through a bolt with a spring 2017. Taking this embodiment as an example, as shown in fig. 20-21, the pressing base 203 is provided with 2 fixing shafts 2013, which are fixed by screws. 2 mount 2014 suit respectively on 2 fixed axles 2013, 2 connecting rod 2015 passes 2 mount 2014,2 connecting plate 2016 respectively and suits respectively on 2 connecting rod 2015, fixes with the screw. 2 drive wheel mount 2018 suit respectively on 2 connecting rods 2015, 2 belt drive wheel 2019 is through fixed or rotate and install on drive wheel mount 2018, and bolt with a spring 2017 passes connecting plate 2016 and drive wheel mount 2018 and is fixed by the nut to adjust the interval between connecting plate 2016 and drive wheel mount 2018 through bolt with a spring 2017 and nut, then adjust the position of drive wheel mount 2018 and belt drive wheel 2019, convenient operation.

Further, it is also considered in this embodiment that the belt driving wheel 2012 and the belt driving wheel 2019 are located at the same level.

It should be noted that: during installation, the adjustable pressing mechanism needs to pay attention to the fact that 2 fixing frames 2014 are adjusted at the same height (the height difference is within 0.05 mm), and meanwhile, the included angle between 2 connecting rods 2015, the position of 2 strip spring bolts 2017 and the position of a limiting assembly 2021 are adjusted to achieve the belt wrap angle which is enough to enable a workpiece not to idle.

Furthermore, it can be considered in this embodiment that the end of the connecting rod 2015 far from the fixing frame 2014 is provided with a limiting block 2020 to perform the edge sealing and limiting functions.

Furthermore, it can be considered in this embodiment that the base plate 1 is further provided with a pressing limiting assembly 2021 for limiting the maximum feeding displacement of the pressing base 203, and the pressing limiting assembly 2021 is fixed on the base plate 1 by screws for limiting the feeding position of the pressing base 203.

Example 6:

as shown in fig. 1, 7-19, the measuring mechanism includes a wall thickness measuring unit a for measuring the wall thickness and the wall thickness uniformity parameters at the bulge of the workpiece 5, the wall thickness measuring unit a includes an outer measuring module C located at the outer measuring position of the workpiece 5 and an inner measuring module D located at the inner measuring position of the workpiece 5; and the run-out measuring unit B is used for measuring parameters of run-out of two side surfaces, end face run-out and single-section run-out of the outer wall of the short cylinder at the bulge part of the workpiece 5.

In the embodiment, as shown in fig. 1 and 7-19, the external measuring module C is located at the outer side measuring position of the workpiece 5, the internal measuring module D is located at the inner side measuring position of the workpiece 5, and the external measuring module C and the internal measuring module D cooperate to measure the wall thickness (h 1; h 2) and the wall thickness uniformity parameter at the bulge of the workpiece 5 during the rotation of the workpiece 5; the run-out measuring unit B can measure parameters of two side face run-out, end face run-out and single-section run-out of the outer wall of the short cylinder of the workpiece 5 at the bulge position, meets the requirement of one-time clamping of the workpiece, can finish the detection of the wall thickness and the wall thickness uniformity of the thin-wall bulge position, the two side face run-out, the end face run-out and the single-section run-out of the outer wall of the short cylinder, can accurately and quickly measure the parameters, and does not damage the workpiece.

Furthermore, it can be considered in this embodiment that the workpiece 5 includes a straight cylinder section 501 and a convex portion 502 formed by annular convex on the outer side of the straight cylinder section 501, the wall thickness measuring unit a and the run-out measuring unit B are assembled on the bottom plate 1, the bottom plate 1 includes an outer measuring position and an inner measuring position, the outer measuring position is located on the outer side of the workpiece 5, and the inner measuring position is located on the inner side of the workpiece 5.

Furthermore, it can be considered in this embodiment that the external measurement module includes an external base 4010, an external bottom spring measurement conversion device 4011 fixed on the external base 4010, an external connection 4014 fixed on the external base 4010, and an external sidewall spring measurement conversion device 4012 fixed on the external connection 4014, an external bottom measurement element is disposed on the external bottom spring measurement conversion device 4011, and an external sidewall measurement element is disposed on the external sidewall spring measurement conversion device 4012.

Furthermore, it can be considered in this embodiment that the external base 4010 is slidably mounted on the bottom plate 1 through a rail structure, an external driving structure for driving the external base 4010 to advance or retreat toward the outer wall of the element 5 is further disposed on the bottom plate 1, and the external bottom measuring end 4015 and the external side wall measuring end 4017 can be driven to reach the measuring position of the protruding portion through the external driving structure.

Further, it is also contemplated in this embodiment that the external driving mechanism includes an external cylinder 406, the external cylinder 406 is fixed on the base plate 1 by a first external cylinder connector 407, a piston rod of the external cylinder 406 is connected to a second external cylinder connector 408 by a nut, and the second external cylinder connector 408 is positioned on one side of the external base 4010 by a screw.

Furthermore, it can be considered in this embodiment that the base plate 1 is further provided with an external limiting component for limiting the maximum feeding displacement of the external base 4010, and the external limiting component comprises an external limiting body 4018 and an external limiting body connecting part 4019 connected to the base plate through a screw. Specifically, the method comprises the following steps: as shown in fig. 3 to 4, the outer cylinder 406 is disposed on the left side of the outer base 4010, and the front end of the cylinder tube thereof passes through the first outer cylinder connecting member 407 and is fixed by a nut, and the first outer cylinder connecting member 40 is connected to the base plate 1 by a screw; the front end of the piston rod passes through the second external cylinder connector 408 and is fixed by a nut, and the second external cylinder connector 408 is connected to the external base 4010 by a screw. The outer base 4010 is fixed to the slides of the two outer rails 409 by screws. The outer guide rail 409 is attached to the base plate 1 by screws. The external bottom spring measurement switch 4011 is fixed to the external base 4010 by screws. External sidewall spring measurement conversion device 4012 is screwed to external connector 4014 and external connector 4014 is screwed to external base 4010. The external bottom sensor 4013 is horizontally inserted into the rear end of the external bottom spring measurement conversion device 4011, and the position is adjustable and fixed by a screw. The external side wall sensor 4016 is vertically inserted into the external side wall spring measurement conversion device 4012, and the position is adjustable and fixed by screws. The external bottom measuring end 4015 is vertically inserted into the front end of the external bottom spring measurement conversion device 4011, and the position is adjustable and fixed by a screw. The outer side wall measuring end 4017 is horizontally inserted into the outer side wall spring measurement conversion device 4012, and the position can be adjusted and fixed by a screw. The external limiting body 4018 is arranged on the right side of the external base 4010, penetrates through an external limiting body connecting piece 4019 and is adjustable in position. The external stopper connecting part 4019 is connected to the base plate 1 by a screw. During measurement, the system gives an action signal, the external cylinder pushes the external base to feed to the set position of the external limiting body along the external guide rail, and the external bottom measuring end 4015 and the external side wall measuring end 4017 are driven to the measuring position of the workpiece.

Still further, it is also contemplated in this embodiment that the external bottom measuring element comprises an external bottom sensor 4013 inserted horizontally into the rear end of the external bottom spring measurement conversion device 4011 and an external bottom measuring terminal 4015 inserted vertically into the front end of the external bottom spring measurement conversion device 4011, and the communication between the external bottom measuring terminal 4015 and the external bottom sensor 4013 is established by using the lever principle and the measurement conversion device. Wherein: the external bottom sensor 4013 is fixed by a screw in an adjustable position, and the external bottom measuring end 4015 is fixed by a screw in an adjustable position.

Still further, it is also contemplated in this embodiment that the external sidewall measuring element comprises an external sidewall sensor 4016 vertically inserted into the external sidewall spring measurement conversion means 4012 and an external sidewall measuring terminal 4017 horizontally inserted into the external sidewall spring measurement conversion means 4012, and the communication between the external sidewall measuring terminal 4017 and the external sidewall sensor 4016 is established using the lever principle and the measurement conversion means. Wherein: the external side wall sensor 4016 is fixed by a screw in an adjustable position, and the external side wall measuring end 4017 is fixed by a screw in an adjustable position.

As shown in fig. 7-8 and 16-17, the measuring position of the external bottom measuring end 4015 is outside the convex portion 502 and contacts with the extrados surface (bottom of the convex portion) of the convex portion 502, the measuring position of the external side wall measuring end 4017 is below the convex portion 502 and contacts with the outer side wall (external side wall of the convex portion) of the convex portion 502, and a lever-type high-precision inductive sensor, a pen-type high-precision inductive sensor and a measuring conversion device are adopted, so that a measuring terminal and a motion positioning mechanism of a measuring unit which are suitable for the structural characteristics of the measuring position of the workpiece are designed, and accurate and rapid detection of various parameters of the special-shaped ring is innovatively realized.

Furthermore, it can be considered in this embodiment that the internal measurement module D includes an internal base 4024, an internal bottom spring measurement switching device 4025 fixed on the internal base 4024, an internal connector 4028 fixed on the internal base 4024, and an internal sidewall spring measurement switching device 4026 fixed on the internal connector 4028, wherein an internal bottom measurement element is disposed on the internal bottom spring measurement switching device 4025, and an internal sidewall measurement element is disposed on the internal sidewall spring measurement switching device 4026.

Still further, it is also contemplated in this embodiment that the inner bottom measuring element comprises an inner bottom sensor 4027 inserted horizontally into the rear end of the inner bottom spring measurement switch 4025 and an inner bottom measuring tip 4029 inserted vertically into the front end of the inner bottom spring measurement switch 4025, and that the communication between the inner bottom sensor 4027 and the inner bottom measuring tip 4029 is established using the lever principle and the measurement switch. Wherein: the internal bottom sensor 4027 is adjustable in position and fixed by screws, and the internal bottom measurement end 4029 is adjustable in position and fixed by screws.

Still further, it is also contemplated in this embodiment that the interior sidewall measurement component comprises an interior sidewall sensor 4030 inserted vertically into interior sidewall spring measurement converting device 4026 and an interior sidewall measurement tip 4031 inserted horizontally into interior sidewall spring measurement converting device 4026, and that the communication between interior sidewall sensor 4030 and interior sidewall measurement tip 4031 is established using the lever principle and measurement converting device. Wherein: the internal side wall sensor 4030 is adjustable in position and fixed by screws, and the internal side wall measurement end 4031 is adjustable in position and fixed by screws.

9-10, 16-17, the inner base measurement tip 4029 is located inside the lobe 502 in a measurement position in contact with the intrados of the lobe 502 (being the base of the lobe); the measurement position of the inner side wall measurement end 4031 is on the inner upper side of the boss 502, and is in contact with the inner side wall of the boss 502 (which is the inner side wall of the boss).

Still further, it is also contemplated in this embodiment that the base plate 1 is further provided with an internal limiting assembly for limiting the maximum displacement of the internal base 4024, the internal limiting assembly comprising an internal limiting body 4032 and an internal limiting body connector 4033 attached to the base plate by screws.

Furthermore, it can be considered in this embodiment that the internal base 4024 is slidably mounted on the base plate 1 through a guide rail structure, and the base plate 1 is further provided with an internal driving structure for driving the internal base 4024 to advance or retreat toward the inner wall of the element 5.

Still further, it is also contemplated in this embodiment that the internal driving structure includes an internal cylinder 4020, the internal cylinder 4020 is fixed on the base plate 1 by a first internal cylinder connector 4021, a piston rod of the internal cylinder 4020 is connected to a second internal cylinder connector 4022 by a nut, and the second internal cylinder connector 4022 is positioned on one side of the internal base 4024 by a screw. Specifically, the method comprises the following steps: as shown in fig. 5 to 6, an inner cylinder 4020 is disposed on the left side of an inner base 4024, and the front end of a cylinder tube thereof passes through a first inner cylinder connector fixed by a nut, and the first inner cylinder connector is connected to a base plate 1 by a screw; the front end of a piston rod of the internal air cylinder is fixed by a nut after penetrating through a second internal air cylinder connecting piece, the second internal air cylinder connecting piece is connected to an internal base through a screw, and the internal base is fixed on the sliding blocks of the two internal guide rails 4023 through screws. The inner guide rails are attached to the base plate 1 by screws, and the inner bottom spring measurement switching device 4025 is fixed to the inner base 4021 by screws. The internal side wall spring measurement switching device 4026 is connected to the internal connector 4028 by screws, the internal connector 4028 is connected to the internal base 4021 by screws, the internal bottom sensor 4027 is horizontally inserted into the rear end of the internal bottom spring measurement switching device 4025, and the position can be adjusted and fixed by screws. The internal side wall sensor 4030 is vertically inserted into the internal side wall spring measurement switching device 4026, is adjustable in position, and is fixed by a screw. The inner bottom measuring end 4029 is vertically inserted into the front end of the inner bottom spring measurement switching device 4025, is adjustable in position, and is fixed by a screw. The inner side wall measuring end 4031 is horizontally inserted into the inner side wall spring measurement switching device 4026, and the position is adjustable and fixed by screws. An internal spacing body 4032 is arranged on the right side of the internal base 4021, penetrates through the internal spacing body connecting piece 4033 and is adjustable in position. The internal spacing body attachment 4033 is attached to the base plate 1 by screws. During measurement, the system gives an action signal, the internal cylinder pushes the internal base to feed to the set position of the internal limiting body along the internal guide rail, and the internal bottom measuring end 4029 and the internal side wall measuring end 4031 are driven to reach the measuring position of the workpiece.

It should be noted that: external bottom sensor 4014, external lateral wall sensor 4016, inside bottom sensor 4028 and inside lateral wall sensor 4030 are 4 DGP-2N pen type high accuracy inductance sensors, experience displacement and small change, external bottom measuring terminal 4015 designs into the cylindricality that the diameter is about 3mm, inside bottom measuring terminal 4029 designs into the top has the thickness of certain radian to be less than 1 mm's thin slice shape, outside lateral wall measuring terminal 4017 designs into the thin slice upper end and has the tiny steel ball, inside lateral wall measuring terminal 4031 designs into the thin slice lower extreme and has the tiny steel ball. The design can ensure that the measuring end can adapt to the narrow space of the bulge of the workpiece. It needs to be further explained that: in this embodiment, the spring measurement and conversion device is of an existing structure, and the connection between the measurement end and the sensor is established by using the structure such as the spring measurement and conversion device itself and the spring piece.

Still further, it is also contemplated in this embodiment that the run-out measurement unit B includes a base 4039, a connection plate 4040 fixed to the base 4039, an end face sensor connection 4042, a side face sensor connection 4044, and an outer wall sensor connection 4046 fixed to the connection plate 4040, respectively.

Specifically, the method comprises the following steps: the number of the end face sensor connecting pieces 4042 is two, the end face sensor connecting pieces 4042 are provided with two end face run-out sensors 4041 which are opposite up and down, and the measuring positions of the two end face run-out sensors 4041 are respectively arranged at the upper end and the lower end of the element; the end face runout sensor 4041 penetrates through the end face sensor connecting piece 4042, is adjustable in position and is fixed by a screw.

Two side bounce sensors 4043 which are opposite up and down are arranged on the side sensor connecting piece 4044, and the measuring positions of the two side bounce sensors 4043 are respectively arranged at the upper end and the lower end of the protruding part and used for measuring two side bounce parameters of the protruding part of the workpiece 5; the side bounce sensor 4043 is adjustable in position by passing through the side sensor attachment 4044 and is fixed by screws.

The outer wall sensor connecting piece 4046 is provided with two short cylinder outer wall single-section run-out sensors 4045 which are opposite up and down, and the measuring positions of the two short cylinder outer wall single-section run-out sensors 4045 are respectively arranged on the outer circular surfaces (two short cylinder outer walls) of the elements and used for measuring the short cylinder outer wall single-section run-out parameters of the workpiece 5; the short-cylinder outer wall single-section bounce sensor 4045 penetrates through the outer wall sensor connecting piece 4046, is adjustable in position and is fixed by a screw.

Furthermore, it is also considered in this embodiment that the base 4039 is slidably mounted on a side base plate 4034 through a rail structure, the side base plate 4034 is fixed on one side of the base plate 1, and the upper end faces of the two are flush with each other, and the side base plate 4034 is further provided with a side driving structure for driving the base 4039 to advance or retract towards the inner wall of the element.

Further, it is also considered in this embodiment that the side driving structure includes a cylinder 4035, the cylinder 4035 is fixed on the side base plate 4034 by a first cylinder connector 4036, a piston rod of the cylinder 4035 is connected to a second cylinder connector 4037 by a nut, and the second cylinder connector 4037 is positioned on one side of the base 4039 by a screw.

Still further, it is also contemplated in this embodiment that side base plate 4034 is further provided with a stop assembly for limiting the maximum feeding displacement of base 4039, and the stop assembly includes a runout measuring unit stop 4054 and a runout measuring unit stop connector 4055 that is attached to side base plate 4034 by screws.

Furthermore, it can be considered in this embodiment that a first included angle sensor connecting piece 4048 is further fixed on the connecting plate 4040, and an included angle measuring sensor 4047 is fixed on the first included angle sensor connecting piece 4048. The angle measurement sensor 4047 is passed through a first angle sensor connector 4048, is adjustable in position, and is fixed by a screw. First angle sensor attachment 4048 is attached to attachment plate 4040 by screws.

Furthermore, it can be considered in this embodiment that the base 4039 is further provided with a small base 4050, the small base 4050 is connected to the sliding block of the small guide rail 4049 by a screw, the small guide rail 4049 is connected to the base 4039, the small base 4050 is provided with a screw on its side surface, and can be locked after adjusting its position,

further, it is also considered in this embodiment that a second angle sensor connector 4051 and a differential head connector 4053 are fixed on the small base 4050, a differential head 4052 is fixed on the differential head connector 4053, the differential head 4052 is fixed by a nut through the differential head connector 4053, and the differential head connector 4053 is connected to the small base 4050 by a screw.

In the embodiment, the cylinder 4035 is arranged at the rear end of the side bottom plate 4034, the front end of the cylinder barrel of the cylinder 4035 penetrates through the first cylinder connecting piece and is fixed by the nut, and the first cylinder connecting piece is connected to the side bottom plate 4034 by the screw; the front end of a piston rod of the air cylinder passes through a second air cylinder connecting piece and is fixed by a nut and is connected on a base 4039 by a screw. The base 4039 is attached to the slides of the two rails 4038 by screws. The connecting plate 4040 is fixed to the base 4039 by screws. The end-face run-out sensor 4041 passes through the end-face sensor connector 4042, is adjustable in position, and is fixed by screws. The end face sensor attachment 4042 is attached to the attachment plate by screws. The side-bounce sensor 4043 is adjustably positioned through the side sensor attachment 4044 and is secured by screws. The side sensor attachment 4044 is attached to the attachment plate 4040 by screws. The short-cylinder outer wall single-section bounce sensor 4045 penetrates through the outer wall sensor connecting piece 4046, is adjustable in position and is fixed by a screw. The outer wall sensor attachment 4046 is attached to the attachment plate by screws. The angle measurement sensor 4047 is passed through a first angle sensor connector 4048, is adjustable in position, and is fixed by a screw. First included angle sensor attachment 4048 is attached to the attachment plate by screws. Second angle sensor attachment 4051 is attached to small base 4050 by screws. The small base 4050 is attached to the slide of the small rail 4049 by screws. Small guide rail 4049 is attached to base 4039. The small base 4050 has a screw on its side, and can be locked after adjusting its position. The differential head 4052 is fixed by a nut through the differential head connector 4053, and the differential head connector 4053 is attached to the small base 4050 by a screw. The jumping measurement unit limit body 4054 is arranged on the front side of the base 4039, penetrates through the jumping measurement unit limit body connecting piece 4055 and is adjustable in position. The jumping measurement unit limiting body connecting piece 4055 is connected to the side bottom plate through a screw. During measurement, the system gives action signals, the air cylinder 4035 pushes the base 4039 to feed to the limit body 4054 of the bounce measurement unit along the guide rail, the end face bounce sensor 4041, the side face bounce sensor 4043 and the short-cylinder outer wall single-section bounce sensor 4045 are driven to reach the measurement position of a workpiece, and the included angle measurement sensor 4747 reaches the measurement position of the workpiece to prepare for measurement.

Example 7:

a positioning method of a roller positioning mechanism for detecting a special-shaped ring comprises the following steps:

s101: an outer cylinder bearing 308 is connected with the positioning frame 302 through an outer cylinder connecting shaft 309, and a side wall bearing 306 is connected with the positioning frame 302 through a side wall connecting shaft 307;

s102: adjusting the positions of the positioning frames 302 on the respective guide grooves according to the specification of the workpiece 5 and locking;

s103: placing the workpiece 5 in a roller positioning mechanism, enabling the side wall bearing 306 to support the lower side face of the convex part of the workpiece 5, and enabling the outer cylinder bearing 308 to be in circumscribed fit with the outer circular face of the straight cylinder section of the workpiece 5;

s104: the workpiece 5 is driven to rotate at a constant speed by the adjustable pressing mechanism, and the measuring mechanism starts to measure at a measuring position;

s105: the workpiece 5 stops rotating after rotating for a specified number of turns, and each part of the pressing mechanism 2 and the measuring mechanism 4 resets.

In this technical solution, the wheel positioning mechanism for detecting a special-shaped ring is an important component of a multi-parameter detection device for a special-shaped ring, and is suitable for detecting and positioning a special-shaped ring, as shown in fig. 6. The specific installation process is as follows: the mechanism is fixed on a working plate by screws, and the height difference of the top ends of the side wall bearings 306 is smaller than 0.001mm by checking, namely the mechanism meets the design requirement. When the device is used, a workpiece is manually placed on the positioning mechanism, the pressing cylinder 205 pushes the whole pressing mechanism 2 to press the workpiece after the measuring button is pressed down, so that the belt 2022 presses the outer circular surface of the workpiece, and the motor drives the belt 2022 to drive the workpiece to rotate at a constant speed. The measuring mechanism then starts the measurement to the measurement position. The workpiece 5 stops rotating after rotating for a circle and a half, and each part of the pressing mechanism and the measuring mechanism resets. The industrial personal computer carries out rectification, amplification and filtering on the acquired measurement data analog signals through an amplification filter circuit and A/D conversion of a data acquisition card to form digital signals, and the digital signals are subjected to operational analysis through the industrial personal computer to obtain measurement data of wall thickness, wall thickness uniformity, two-side surface run-out and end surface run-out at the bulge part of the workpiece, single-section run-out of the outer wall of the short cylinder and included angle of two side surfaces, are visually displayed on a display, and unqualified data are reported by an alarm lamp, so that the measurement process is completed. And then adjusting the differential head to enable the included angle sensor 4047 and the side bounce sensor 4043 to reach another measuring position B from the measuring position A, repeating the measuring process, and calculating the two-time measured horizontal position change value L and vertical position change values T1 and T2 by using a sine formula to obtain the included angle.

The method for calculating the wall thickness and the wall thickness uniformity at the bulge of the workpiece comprises the following steps:

assuming that sensor A, B measures bottom wall thickness and uniformity, sensor C, D measures sidewall thickness and uniformity;

when calibrating, A, B, C, D has resting values of A0, B0, C0, D0 (mum)

The actual value of the wall thickness of the bottom part is X0 (mm)

The actual value of the wall thickness of the side wall is Y0 (mm)

During measurement, the workpiece rotates for one circle, and the sensor is used for acquiring N groups of data, namely

(A1、B1、C1、D1)

…

(AN、BN、CN、DN)

Then the actual value

Wall thickness at bottom X1= [ (A1-A0) + (B1-B0) ]/1000+ X0

…

XN＝[(AN-A0)+(BN-B0)]/1000+X0

Sidewall wall thickness Y1= [ (C1-C0) + (D1-D0) ]/1000+ Y0

…

YN＝[(CN-C0)+(DN-D0)]/1000+Y0

Wall thickness of the bottom X = avg (X; N), i.e. X = (X1 + X2+ … + XN)/N (mm)

Bottom uniformity X all = max (X; N) -min (X; N)

Wall thickness Y = avg (Y; N), i.e. Y = (Y1 + Y2+ … + YN)/N (mm)

Sidewall uniformity Y mean = max (Y; N) -min (Y; N)

The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (10)

1. The utility model provides a dysmorphism ring detects uses gyro wheel positioning mechanism which characterized in that: the method comprises the following steps:

the number of the positioning frames (302) is a plurality, and the positioning frames are uniformly distributed on the periphery of the workpiece (5);

a side wall bearing (306) which is connected with the positioning frame (302) through a side wall connecting shaft (307) and is used for supporting the side surface of the convex part of the workpiece (5) and vertically positioning the workpiece (5);

and the outer cylinder bearing (308) is connected with the positioning frame (302) through an outer cylinder connecting shaft (309) and is used for externally tangent matching with the outer circular surface of the straight cylinder section of the workpiece (5) and horizontally positioning the workpiece, so that the workpiece (5) can smoothly rotate.

2. The positioning mechanism of roller for detecting a special-shaped ring according to claim 1, wherein: the workpiece (5) comprises a straight cylinder section (501) and a convex part (502) which is formed by protruding outwards along the circumferential direction of the straight cylinder section (501).

3. The positioning mechanism of roller for detecting a special-shaped ring according to claim 2, wherein: the novel bearing is characterized by further comprising a bottom plate (1), wherein a plurality of guide grooves which are radially and uniformly distributed and extend radially away from the axis are formed in the upper end face of the bottom plate (1).

4. The positioning mechanism of claim 3, wherein: the positioning frame (302) comprises a vertical plate (303) and a positioning sliding block (304), wherein the vertical plate (303) is connected with the positioning sliding block (304) through a positioning screw (305) and is in sliding connection with the guide groove.

5. The positioning mechanism of roller for detecting deformed ring according to claim 4, wherein: the quantity of locating rack (302), guide way is three, and is three the upper end at the bottom plate is seted up at 120 jiaos of guide way equipartition, and is three the outside of work piece is arranged in to locating rack (302) equipartition 120 jiaos.

6. The positioning mechanism of roller for detecting deformed ring according to claim 4, wherein: a first through hole for assembling a side wall connecting shaft (307) is formed in the vertical surface of the vertical plate (303).

7. The positioning mechanism of claim 6, wherein: and a second through hole for assembling the outer cylinder connecting shaft (309) is formed in the horizontal plane of the vertical plate (303).

8. The positioning mechanism of claim 7, wherein: the number of the side wall bearings (306) on each vertical plate (303) is at least one, and the number of the outer cylinder bearings (308) on each vertical plate (303) is at least one.

9. The positioning mechanism of claim 8, wherein: the side wall bearing (306) is parallel to the vertical surface of the vertical plate (303), and the side wall bearing (306) supports the workpiece (5) through the convex part of the workpiece (5) so that the lower end of the workpiece (5) is separated from the vertical plate (303).

10. The positioning mechanism of claim 8, wherein: the outer cylinder bearing (308) is parallel to the horizontal plane of the vertical plate (303), and the outer cylinder bearing (308) is in circumscribed fit with the outer circular surface of the straight cylinder section of the workpiece (5).

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