CN213274117U - Hole pattern detection device for three-roller star-shaped precision rolling mill - Google Patents

Abstract

The utility model relates to the technical field of three-roller rolling mills for bar processing, in particular to a hole pattern detection device for a three-roller star-shaped precision rolling mill, which comprises a detection support component and a fixed support component, wherein the detection support component is coaxially and oppositely provided with a light source component and a camera component which are respectively positioned at two sides of the fixed support component; the fixed supporting component is provided with a mounting position and a limiting component for fixing the rolling mill, and is also provided with a protection component for protecting the light source component and the camera component. The utility model discloses an improve fixed stay subassembly, make the installation of rolling mill more reliable and more stable, carry out coaxial settlement with light source subassembly and camera subassembly, keep the high axiality of camera subassembly and light source subassembly can satisfy optical detection's high accuracy and reliability, carry out the size detection after switching the collars size in the use for the three-high rolling mill and provide reliable guarantee.

Description

Hole pattern detection device for three-roller star-shaped precision rolling mill

Technical Field

The utility model relates to a three-high mill technical field of rod processing, concretely relates to pass detection device for three-high star type precision rolling mill.

Background

The three-high mill is an extremely important device in the field of bar processing, strictly limits the processing and forming size of bars, and can efficiently process and produce the bars with high quality.

In the process of rolling bars by the three-roller star-shaped precision rolling mill and the guide, due to the fact that the sizes of the hole patterns of the rolling mills required by bars with different specifications are different and the sizes of the roll rings required at the same time are different, the rolling mill needs to be frequently replaced, the sizes of the holes of the roll rings and the guide wheels need to be further determined after the roll rings and the three-roller guide are replaced, and the sizes of the holes need to be detected at this moment.

Meanwhile, the three-high mill belongs to precision machining equipment, and the size of the three-high mill must be checked after the three-high mill is used for a period of time so as to ensure the machining precision; particularly, the machining hole pattern of the three-high mill is a direct influence factor of the machining size and precision of the surface of the bar, and is particularly important for detecting the machining hole pattern.

The method for detecting the hole pattern in the prior art comprises optical detection, but the precision is not high, the detection effect is not ideal, so research and optimization are needed, and the device for detecting the hole pattern of the three-roller star-shaped rolling mill is provided, so that the hole pattern of the rolling mill can be conveniently detected, hole pattern parameters of the rolling mill can be determined, and the problems in the prior art can be solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art mentioned in the above, the utility model provides a pass detection device for three-roller star type precision rolling mill, which aims to carry out precision fixing setting on the rolling mill needing to carry out pass detection, and simultaneously keeps the coaxiality of a light source and a camera in an optical detection device, so that the rolling mill, the light source and the camera are in the best detection position to obtain the precise detection result.

In order to achieve the above object, the utility model discloses the technical scheme who specifically adopts is:

a hole pattern detection device for a three-roller star-shaped precision rolling mill comprises a detection support component and a fixed support component, wherein a light source component and a camera component are coaxially and oppositely arranged on the detection support component and are respectively positioned on two sides of the fixed support component; the fixed supporting component is provided with a mounting position and a limiting component for fixing the rolling mill, and is also provided with a protection component for protecting the light source component and the camera component.

Above-mentioned disclosed pass detection device, through detecting support frame fixed light source subassembly and camera subassembly, and guide the rolling mill and defend the subassembly setting on fixed supporting component, installation position and spacing subassembly on the fixed supporting component can be with rolling mill and guide the stable installation of defending the subassembly.

When the hole pattern detection is specifically carried out, parallel light is emitted by a light source of a light source component to irradiate the rolling mill and the guide center, a camera in a camera component presents the shapes of holes of a rolling mill roll collar and a guide wheel, and an electronic system in an optical hole pattern detection device electrically connected with the camera analyzes the size of the holes according to the detected hole pattern projection and compares the size with the size specification required to be debugged; if the size of the detection hole is not equal to the size of the size to be debugged, the size of the hole can be adjusted in real time through an adjusting device on the three-roller star-shaped precision rolling mill and an adjusting device on the three-roller guide, and the adjustment can be carried out according to the real-time dynamic state and the deviation of the detection adjustment until the set size specification meets the requirement (+/-0.02 mm), so that the adjustment can provide guarantee for the size precision of a finished product of the rolling mill in the rolling process.

Further, to realize the detection adjustability, the first step is to mount the rolling mill and the guide member thereof to the fixed support assembly to obtain a reliable detection posture, specifically, the following feasible schemes are taken as follows: the limiting assembly comprises first limiting blocks which are distributed at intervals in one adjusting direction of the mounting position, inclined planes are arranged on the first limiting blocks, and the inclined planes of the two first limiting blocks which are oppositely arranged are just opposite to each other.

And furthermore, the installation position can adopt an installation groove, the width of the installation groove is set according to the sizes of the rolling mill and the guide and guard piece, and when the rolling mill and the guide and guard piece need to be placed in the installation groove, the rolling mill and the guide and guard piece start to slide downwards from the deviation prevention inclined plane of the first limiting block and gradually slide into the installation groove. The first limiting block can also play a limiting role from the side surfaces of the rolling mill and the guide and guard piece, so that the deviation of the rolling mill and the guide and guard piece is avoided.

Further, when the rolling mill and the guide and guard member are limited and fixed, in addition to the function of the first limiting block, an additional limiting structure is further mentioned here, and the details are as follows: the limiting assembly further comprises a second limiting block and a butting piece, the second limiting block is arranged on the other mounting position in the adjusting direction, a deviation-preventing inclined plane is arranged on the second limiting block, and the butting piece slides in the mounting position to be close to or far away from the second limiting block. In the limiting direction, the rolling mill and the guide member can be moved to abut against the second limiting block, and then the abutting member is adjusted to clamp the rolling mill and the guide member.

Still further, two regulation directions disclosed in the above technical scheme can be set in combination with the shape and structure of a specific rolling mill and a guide piece, generally, the rolling mill and the guide piece are square structures, the mounting groove can be set to be square, and then the two regulation directions include the length direction and the width direction of the mounting groove, and the two directions are perpendicular to each other.

Further, after finishing the setting of the rolling mill and the guide and guard assembly, the light source assembly and the camera assembly are arranged and the detection direction of the light source assembly and the camera assembly is determined, so that the accurate detection of the hole pattern can be realized, and particularly, the structure of the light source assembly is optimized, and the following specific and feasible schemes are given out: the light source assembly comprises a light source adjusting support connected to the detection supporting assembly, a light source shield is arranged on the light source adjusting support, and the light source is located in the light source shield and emits light along the front port of the light source shield. As one of a plurality of feasible options, the adjusting bracket is movably arranged on the detection supporting assembly, and the light emitted by the light source can be adjusted by finely adjusting, moving and lifting the light source adjusting bracket, so that the light passes through the center of the hole to be detected of the rolling mill and the guide piece.

Still further, the light source emits parallel light, the position of the parallel light in the light source shield needs to be accurately measured, and the light emitted by the light source cannot be blocked by impurities to form a light spot, so that the structure of the light source passport is optimized, and the following specific feasible schemes are provided: the front port department of light source guard shield be provided with the light source lagging for fixed light source, from light source lagging toward having set gradually light source goggles and light source damping plate outward. The light source sheathing board is provided with a structure for sheathing or clamping the light source protective cover, and the light source protective cover can be fixed to determine the emergent direction of light; the light source protective glasses can prevent external impurities from entering the light source protective covers to influence the light sources, and the light source vibration reduction plates can keep the stability of the light sources, so that the jumping of emergent light rays is reduced.

Further, according to the same principle as that of the light source assembly, the camera assembly needs to be accurately set and maintain the angle of light received by the camera assembly, so that the detection accuracy can be improved; the structure of the camera assembly is optimized to make the installation of the camera more reasonable, specifically, the following feasible schemes are given: the camera assembly comprises a camera adjusting support connected to the detection support assembly, a camera shield is arranged on the camera adjusting support, a camera and a lens are arranged in the camera shield, and the camera and the lens are aligned to the light source assembly through a front port of the camera shield. As one of a plurality of feasible options, the camera adjusting bracket is movably arranged on the detection supporting assembly, and the direction and the angle of the light received by the camera can be adjusted by finely adjusting, moving and lifting the camera adjusting bracket, so that the light passing through the center of the hole to be detected of the rolling mill and the guide piece is just opposite to the lens entering the camera and is captured.

Still further, the camera belongs to precision instrument, and in the course of the work the influence of abandoning external impurity is in the same time kept the installation stable, and the setting of this department to the camera guard shield is optimized, gives out following concrete feasible scheme: the front port of the camera shield is provided with a camera protective lens and a camera vibration reduction plate in sequence. The camera protective glasses are used for protecting camera lenses, external impurities are prevented from damaging the camera lenses to affect imaging of the cameras, the camera vibration reduction plates can reduce shaking of the cameras and the camera lenses, imaging is more accurate, and detection results are more reliable.

Furthermore, a large amount of heat can be generated in the process of light source emission and light imaging received by the camera, and the normal detection work is optimized for avoiding the influence of overheating, and the following specific feasible schemes are given out: the camera assembly and the light source assembly both comprise a heat sink. As one of many possible options, the heat sink may employ, but is not limited to, a heat dissipation fan.

Further, when setting up the rolling mill and leading and defending the piece, probably because the removal installation produces the collision to camera subassembly and light source subassembly, for avoiding appearing camera subassembly and light source subassembly damage, carry out configuration optimization here, the reinforcing is to the protection of camera subassembly and light source subassembly, gives out following concrete feasible scheme: the protection subassembly keep off the frame including the protection that is located between light source subassembly and the camera subassembly, the protection is kept off and is provided with the logical unthreaded hole that allows light to pass through on the frame, logical unthreaded hole department is provided with adjustable protection baffle.

Still further, the protection keeps off the frame and can sets up to multiple structure, for the increase intensity, can adopt the channel-section steel, logical unthreaded hole and adjustable protection baffle set up in the groove. In addition, the adjustable protective baffle adopts structures such as but not limited to inserting plates, turning plates and the like.

Further, in order to improve the efficiency of detecting the hole patterns of the rolling mill and the guide and guard member by the device and simultaneously perform multi-group detection, the device is improved and optimized as follows, and the following feasible schemes are specifically given: the light source assembly and the camera assembly are arranged on the support frame in a plurality of pairs. Each pair of light source component and camera component can realize the detection of one group of rolling mill guide and guard component.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

the utility model discloses an improve fixed stay subassembly, make the installation of rolling mill more reliable and more stable, carry out coaxial settlement with light source subassembly and camera subassembly, keep the high axiality of camera subassembly and light source subassembly can satisfy optical detection's high accuracy and reliability, carry out the size detection after switching the collars size in the use for the three-high rolling mill and provide reliable guarantee.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a detection apparatus;

FIG. 2 is a schematic view of an exploded structure of the detecting unit;

FIG. 3 is a schematic cross-sectional view and a partially enlarged view of a light source assembly;

FIG. 4 is a schematic cross-sectional view and a partially enlarged view of a camera assembly;

FIG. 5 is a schematic view showing the overall structure of the inspection device after the rolling mill and the guide member are mounted thereon;

FIG. 6 is a schematic top view of the inspection device with the mill and guides mounted thereon;

fig. 7 is a schematic sectional view taken along the plane a-a in fig. 6.

The reference numbers in the figures correspond to the meanings given below: 1. detecting the support assembly; 2. fixing the support component; 3. a camera assembly; 4. a light source assembly; 5. an abutting piece; 6. a first stopper; 7. a second limiting block; 8. a protective barrier frame; 9. an adjustable protective baffle; 10. an adjusting plate; 11. a light through hole; 12. an installation position; 13. a light source shield; 14. a heat sink; 15. a light source; 16. a light source sheathing board; 17. a light source vibration damping plate; 18. a light source protective glasses; 19. a lens; 20. a camera vibration damping plate; 21. protective glasses for cameras; 22. a rolling mill; 23. a camera; 24. a camera shield.

Detailed Description

The present invention will be further explained with reference to the drawings and the embodiments.

It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.

Examples

As shown in fig. 1 to 7, in the present embodiment, a three-high star rolling mill 22 is taken as an example, and a hole pattern detection device thereof is explained to embody the features of the hole pattern detection device provided by the present invention.

The embodiment discloses a hole pattern detection device for a three-roller star-shaped precision rolling mill 22, which comprises a detection support component 1 and a fixed support component 2, wherein a light source component 4 and a camera component 3 are coaxially and oppositely arranged on the detection support component 1, and the light source component 4 and the camera component 3 are respectively positioned on two sides of the fixed support component 2; the fixed supporting component 2 is provided with a mounting position 12 and a limiting component for fixing the rolling mill 22, and is also provided with a protecting component for protecting the light source component 4 and the camera component 3.

Preferably, in order to avoid excessive vibration influence in the installation process of the rolling mill 22, the fixed support assembly 2 and the detection support assembly 1 are separately arranged; fixed supporting component 2 and detection supporting component 1 be the metal frame, and fixed supporting component 2 spanes in detection supporting component 1 top, the two direct contact not, effectively avoided collision and vibration that the installation brought.

According to the hole pattern detection device disclosed above, the rolling mill 22 and the rolling mill 22 guide assembly are arranged on the fixed support assembly 2 by detecting the light source assembly 4 and the camera assembly 3 fixed by the support frame, and the rolling mill 22 and the guide assembly can be stably installed by the installation position 12 and the limiting assembly on the fixed support assembly 2.

When the hole pattern detection is carried out specifically, the light source 15 of the light source component 4 emits parallel light to irradiate the rolling mill 22 and the guide center, the camera 23 in the camera component 3 presents the shapes of the roll collar of the rolling mill 22 and the holes of the guide wheel, and an electronic system in the optical hole pattern detection device electrically connected with the camera 23 analyzes the size of the holes according to the detected hole pattern projection and compares the size with the size specification needing to be debugged; if the size of the detection hole is not equal to the size of the size to be debugged, the size of the detection hole can be adjusted in real time through an adjusting device on the three-roller star-shaped precision rolling mill 22 and an adjusting device on the three-roller guide, and the adjustment can be carried out according to the real-time dynamic state and the deviation of the detection adjustment until the set size specification meets the requirement (+/-0.02 mm), so that the adjustment can provide guarantee for the finished product size precision of the rolling mill 22 in the rolling process.

To achieve the above detection adjustability, the first step is to mount the rolling mill 22 and its guides to the fixed support assembly 2, obtaining a reliable detection attitude, and in particular, the following possible solutions are mentioned here: the limiting assembly comprises first limiting blocks 6 which are distributed at intervals in the adjusting direction of the mounting position 12, the first limiting blocks 6 are provided with anti-deviation inclined planes, and the anti-deviation inclined planes of the two first limiting blocks 6 which are oppositely arranged are just opposite to each other.

Preferably, the number of the first limiting blocks 6 is four, the first limiting blocks are divided into two groups, and each group comprises two first limiting blocks 6 which are oppositely arranged. In this embodiment, first stopper 6 adopts metal material to make, and its anti-inclined plane is through quenching and high temperature tempering destressing, and first stopper 6 is through screw fixed connection to on detecting the mounting bracket.

In this embodiment, the installation position 12 is a square installation groove, the width of the installation groove is set according to the sizes of the rolling mill 22 and the guide, and when the rolling mill 22 and the guide need to be placed in the installation groove, the first stopper 6 starts to slide down from the anti-deviation plane and gradually slides into the installation groove. The first limiting block 6 can also play a limiting role from the side surfaces of the rolling mill 22 and the guide and guard element, so that the deviation of the first limiting block is avoided.

When the limit fixing of the rolling mill 22 and the guide and guard member is performed, in addition to the function of the first limit block 6, an additional limit structure is adopted here, specifically as follows: the limiting assembly further comprises a second limiting block 7 and a abutting piece 5, wherein the second limiting block 7 is arranged on the installation position 12 in the other adjusting direction, a deviation-preventing inclined plane is arranged on the second limiting block 7, and the abutting piece 5 slides in the installation position 12 to be close to or far away from the second limiting block 7. In the limiting direction, the rolling mill 22 and the guide member can be moved to abut against the second limiting block 7, and then the abutting member 5 is adjusted to clamp the rolling mill 22 and the guide member.

Preferably, the second limiting block 7 is made of a metal material, the deviation-preventing plane is arranged towards the abutting piece 5, and the deviation-preventing plane of the second limiting block 7 is subjected to quenching and high-temperature tempering stress relief treatment. In this embodiment, the tightening member 5 includes a tightening strip or a tightening plate tightly attached to the outer surface of the rolling mill 22, the tightening strip or the tightening plate is connected with a screw, the screw is connected with the fixed mounting component through a thread, and in the thread connection structure, the tightening strip or the tightening plate pushes the rolling mill 22 to the second limiting block 7 and tightens.

The two adjusting directions disclosed in the above technical solution can be set in combination with the shape and structure of the specific rolling mill 22 and the guide member, in this embodiment, the rolling mill 22 and the guide member are square structures, the mounting groove is also set to be square, and the two adjusting directions include the length direction and the width direction of the mounting groove, and the two directions are perpendicular to each other.

After finishing setting up rolling mill 22 and leading defending the subassembly, set up light source subassembly 4 and camera subassembly 3 and confirm its direction of detection well, can realize the accurate detection of pass, it is concrete, this embodiment optimizes the structure of light source subassembly 4, gives up following concrete feasible scheme: the light source assembly 4 comprises a light source 15 adjusting bracket connected to the detection supporting assembly 1, a light source shield 13 is arranged on the light source 15 adjusting bracket, and the light source 15 is positioned in the light source shield 13 and emits light along the front port of the light source shield 13. As one of many possible options, the adjusting bracket is movably disposed on the detecting support assembly 1, and the light emitted by the light source 15 can be adjusted by finely moving and lifting the light source 15 to adjust the adjusting bracket, so that the light can pass through the rolling mill 22 and the hole to be detected of the guide member.

Preferably, in this embodiment, an adjusting plate 10 is disposed at a lower portion of the adjusting bracket of the light source 15, the adjusting plate 10 is slidably connected to the detection supporting assembly 1, a gap exists at a joint in a height direction, and a fastening bolt is further disposed on the adjusting plate 10 to fix the adjusting plate 10 to the detection supporting assembly 1. Therefore, when the position of the light source 15 adjusting bracket in the horizontal direction needs to be adjusted, the light source 15 adjusting plate 10 is slid after the bolts are loosened; when the position of the light source 15 on the height needs to be adjusted, fine adjustment can be realized by slightly loosening or screwing the bolt; if the height of the light source 15 adjusting support needs to be adjusted greatly, the height adjusting support can be realized by adopting a telescopic support and a telescopic rod structure.

The light source 15 emits parallel light, the position of which in the light source shield 13 needs to be accurately measured, and the light emitted by the light source 15 cannot be blocked by impurities to form a light spot, so the structure of the passport of the light source 15 is optimized, and the following specific feasible schemes are provided: the front port of the light source shield 13 is provided with a light source sleeve plate 16 for fixing the light source 15, and a light source protective lens 18 and a light source vibration reduction plate 17 are sequentially arranged from the light source sleeve plate 16 outwards. The light source sleeve plate 16 is provided with a structure for sleeving or clamping the light source shield 13, and the light source shield 13 can be fixed to determine the emergent direction of light; the light source shielding glasses 18 can prevent external impurities from entering the light source shield 13 to affect the light source 15, and the light source vibration reduction plate 17 can keep the stability of the light source 15, so that the jumping of emergent light rays is reduced.

Preferably, the light source shield 13 used in the present embodiment has a cylindrical shape and includes a front shield and a rear shield, and the front shield and the rear shield are coaxially connected, so that the arrangement is advantageous in that the light source 15 is allowed to form a wider range of parallel light after being diffused.

The same principle as that of the light source assembly 4, the camera assembly 3 also needs to be accurately set and maintain the angle of the received light, so that the detection precision can be improved; here, the structure of the camera module 3 is optimized to make the installation of the camera 23 more reasonable, specifically, the following possible schemes are given: the camera assembly 3 comprises a camera 23 adjusting bracket connected to the detection support assembly 1, a camera shield 24 is arranged on the camera 23 adjusting bracket, a camera 23 and a lens 19 are arranged in the camera shield 24, and the camera 23 and the lens 19 are aligned with the light source assembly 4 through a front port of the camera shield 24. As one of a plurality of possible options, the camera 23 adjusting bracket is movably arranged on the detection supporting assembly 1, and the direction and the angle of the light received by the camera 23 can be adjusted by finely moving and lifting the camera 23 adjusting bracket, so that the light passing through the center of the hole to be detected of the rolling mill 22 and the guide piece is captured right opposite to the lens 19 entering the camera 23.

Preferably, the camera 23 adjusting bracket in the camera assembly 3 can adopt the same structure of the adjusting plate 10 as the light source 15 adjusting bracket, so as to meet the requirement of aligning and matching the light source 15 and the camera 23.

The camera 23 belongs to a precision instrument, and needs to be stably installed and simultaneously eliminate the influence of external impurities in the working process, and the arrangement of the camera shield 24 is optimized, so as to give the following concrete feasible schemes: the front port of the camera shield 24 is provided with a camera protective lens 21 and a camera vibration reduction plate 20 in sequence. The camera protective glasses 21 are used for protecting the lens 19 of the camera 23, and preventing external impurities from damaging the lens 19 of the camera 23 and influencing the imaging of the camera 23, and the camera vibration reduction plate 20 can reduce the shaking of the camera 23 and the lens 19, so that the imaging is more accurate, and the detection result is more reliable.

Preferably, the camera shield 24 in this embodiment also adopts a cylindrical cover, and the camera shield 24 adopts a structure that a front cover and a rear cover which are coaxially communicated are communicated in order to satisfy the focal length of the lens 19, and the length of the rear cover is greater than that of the front cover, so that the purpose of setting the lens 19 with a longer focal length is achieved.

In the process of emitting light by the light source 15 and receiving light by the camera 23 for imaging, a large amount of heat is generated, and in order to avoid the influence of overheating on normal detection work, the following specific feasible schemes are given out: the camera assembly 3 and the light source assembly 4 each include a heat sink 14.

Preferably, as one of the many possible options, the heat sink 14 in the present embodiment employs a heat radiation fan, and for the light source shield 13, the heat radiation fan is disposed in the rear cylinder and removes heat toward the outside of the light source shield 13; for the camera shroud 24, a heat radiation fan is provided in the rear case and removes heat toward the outside of the camera shroud 24.

When setting up rolling mill 22 and guide, probably because the removal installation produces the collision to camera subassembly 3 and light source subassembly 4, for avoiding appearing camera subassembly 3 and light source subassembly 4 damage, carry out configuration optimization here, strengthen the protection to camera subassembly 3 and light source subassembly 4, give out following concrete feasible scheme: the protection subassembly keep off frame 8 including the protection that is located between light source subassembly 4 and the camera subassembly 3, the protection is kept off and is provided with the logical unthreaded hole 11 that allows light to pass through on the frame 8, leads to unthreaded hole 11 department and is provided with adjustable protection baffle 9.

The protective baffle frame 8 can be arranged into various structures, channel steel is adopted in the embodiment for increasing the strength, and the light through hole 11 and the adjustable protective baffle 9 are arranged in the groove.

Preferably, the adjustable protection baffle 9 in this embodiment adopts a plate insertion structure, and when the detection is not performed, the adjustable protection baffle is inserted into the light through hole 11 and covers the light through hole 11; when the detection is carried out, the adjustable protection plate can be pulled out from the protection blocking frame 8.

In order to improve the efficiency of the device for detecting the hole patterns of the rolling mill 22 and the guide and guard member and simultaneously perform multi-group detection, the device is improved and optimized as follows, and the following feasible schemes are specifically given: the light source assembly 4 and the camera assembly 3 are arranged on the support frame in two groups. Each pair of the light source assembly 4 and the camera assembly 3 can realize the detection of one set of the rolling mill 22 and the guide member, and the detection device in the embodiment can simultaneously perform the hole pattern detection of two sets of the rolling mill 22 and the guide member.

The above embodiments are just examples of the present invention, but the present invention is not limited to the above alternative embodiments, and those skilled in the art can obtain other various embodiments by arbitrarily combining the above embodiments, and any one can obtain other various embodiments by the teaching of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined in the following claims, and which can be used to interpret the claims.

Claims (10)

1. The utility model provides a pass detection device for three-roller star type precision rolling mill which characterized in that: the device comprises a detection supporting component (1) and a fixed supporting component (2), wherein a light source component (4) and a camera component (3) are coaxially and oppositely arranged on the detection supporting component (1), and the light source component (4) and the camera component (3) are respectively positioned on two sides of the fixed supporting component (2); the fixed support component (2) is provided with a mounting position (12) and a limiting component for fixing the rolling mill (22), and is also provided with a protection component for protecting the light source component (4) and the camera component (3).

2. The hole type detection device for the three-roller star-shaped precision rolling mill according to claim 1, characterized in that: the limiting assembly comprises first limiting blocks (6) which are distributed at intervals in the adjusting direction of the mounting position (12), inclined planes are arranged on the first limiting blocks (6), and the inclined planes of the two first limiting blocks (6) which are oppositely arranged are just opposite to each other.

3. The hole pattern detection device for the three-roller star-shaped precision rolling mill according to claim 2, characterized in that: the limiting assembly comprises a second limiting block (7) and a clamping piece (5), wherein the second limiting block (7) is arranged on the other adjusting direction of the installation position (12), a deviation-preventing inclined plane is arranged on the second limiting block (7), and the clamping piece (5) slides in the installation position (12) to be close to or far away from the second limiting block (7).

4. The hole type detection device for the three-roller star-shaped precision rolling mill according to claim 1, characterized in that: the light source assembly (4) comprises a light source (15) adjusting support connected to the detection supporting assembly (1), a light source shield (13) is arranged on the light source (15) adjusting support, and the light source (15) is located in the light source shield (13) and emits light along the front port of the light source shield (13).

5. The hole pattern detection device for the three-roller star-shaped precision rolling mill according to claim 4, characterized in that: the front port of the light source shield (13) is provided with a light source sleeve plate (16) used for fixing a light source (15), and a light source protective glasses (18) and a light source vibration reduction plate (17) are sequentially arranged from the light source sleeve plate (16) to the outside.

6. The hole type detection device for the three-roller star-shaped precision rolling mill according to claim 1, characterized in that: the camera assembly (3) comprises a camera (23) adjusting support connected to the detection support assembly (1), a camera shield (24) is arranged on the camera (23) adjusting support, a camera (23) and a lens (19) are arranged in the camera shield (24), and the camera (23) and the lens (19) are aligned to the light source assembly (4) through a front port of the camera shield (24).

7. The hole pattern detection device for the three-roller star-shaped precision rolling mill according to claim 6, characterized in that: the front port of the camera shield (24) is provided with a camera protective lens (21) and a camera vibration reduction plate (20) in sequence.

8. The hole pattern detection device for the three-roller star-shaped precision rolling mill according to any one of claims 4 to 7, characterized in that: the camera assembly (3) and the light source assembly (4) both comprise a heat sink (14).

9. The hole type detection device for the three-roller star-shaped precision rolling mill according to claim 1, characterized in that: the protection subassembly keep off frame (8) including the protection that is located between light source subassembly (4) and camera subassembly (3), the protection is provided with logical unthreaded hole (11) that allow light to pass through on keeping off frame (8), logical unthreaded hole (11) department is provided with adjustable protection baffle (9).

10. The hole type detection device for the three-roller star-shaped precision rolling mill according to claim 1, characterized in that: the light source assembly (4) and the camera assembly (3) are arranged on the support frame in a plurality of pairs.

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