CN111558850A

CN111558850A - Grid line calibration device and method for nodular cast iron well lid production

Info

Publication number: CN111558850A
Application number: CN202010454319.7A
Authority: CN
Inventors: 李启龙; 吴少斌; 朱宣洲; 施青松; 刘前; 周天松; 郑峰; 宫建平; 张德来; 戴仔强; 郭峰
Original assignee: Anhui Preming Precision Machinery Co ltd
Current assignee: Anhui Preming Precision Machinery Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-08-21
Anticipated expiration: 2040-05-26
Also published as: CN111558850B

Abstract

The invention discloses a grid line calibration device and method for nodular cast iron well lid production, belonging to the technical field of well lid processing, and comprising a support frame and a top frame, wherein two sides of the top end of the support frame are connected with side plates which are parallel to each other, the top frame is positioned outside the side plates, a plurality of roller rolls are distributed on the side plates at equal intervals, and a well lid position adjusting mechanism is transported on the roller rolls; thereby it rises to shelter from infrared inductor transmission information to cylinder drive baffle at the in-process that removes, the mapping piece rotates under motor drive and adjusts different net lines to under the transmission head, the transmission light that the transmission head produced passes through the net line projection on the well lid, to different net lines on the market, also have the net line that corresponds with it on the mapping piece, to different net lines, adjust the net line that corresponds with it as the standard, the picture that the industrial camera was shot is compared with the standard after, look over whether there is the overlapping completion calibration, the position control of accomplishing the well lid carries out quick calibration.

Description

Grid line calibration device and method for nodular cast iron well lid production

Technical Field

The invention relates to the technical field of well lid processing, in particular to a grid line calibration device and method for nodular cast iron well lid production.

Background

Most of the traditional manhole covers for the inspection wells are cast iron manhole covers, so that the manufacturing cost is high, and the surfaces of the manhole covers are easy to rust and break; and because the well lid is formed by the integral cast iron, the cast iron has recycling value and can be recycled, so the well lid is frequently lost, and the well mouth is not covered by the well lid due to the loss of the well lid, so the safety of passing vehicles and pedestrians is seriously influenced, and the accidents of traffic and pedestrian casualties frequently occur. Therefore, in recent years, research and application development of manufacturing the well lid by adopting different composite materials instead of cast iron is fast, and the problem of well lid loss is solved; however, most of the existing composite material well lids still use steel materials with different structures as frameworks, and the surface of the existing well lids can be processed with grid lines to increase the friction force of the surface of the existing well lids and avoid wet and slippery in rainy days.

Disclosure of Invention

The invention aims to provide a device and a method for calibrating grid lines for nodular cast iron well lid production.

In order to achieve the purpose, the invention provides the following technical scheme: a gridline calibrating device for nodular cast iron well lid production comprises a supporting frame and a top frame, wherein two sides of the top end of the supporting frame are connected with side plates which are parallel to each other, the top frame is positioned outside the side plates, a plurality of rolling rollers are distributed on the side plates at equal intervals, and well lid position adjusting mechanisms are conveyed on the rolling rollers;

the device comprises a top frame, a camera calibration mechanism, a ray emission mechanism and a grid rotating mechanism, wherein the top frame is provided with an access board, the camera calibration mechanism, the ray emission mechanism and the grid rotating mechanism are respectively arranged on the access board through bolts, an infrared inductor is arranged on a side plate beside a rolling roller, the infrared inductor is arranged at the front end of the camera calibration mechanism, a limiting mechanism is arranged on a support frame below the grid rotating mechanism and used for detecting a well lid position adjusting mechanism on the infrared inductor, the limiting mechanism is driven to rise to block the well lid position adjusting mechanism, the ray emission mechanism is mapped on a well lid through grid rays emitted by the grid rotating mechanism, and the camera calibration mechanism is used for shooting pictures of grid lines and grid.

Further, well lid position adjustment mechanism includes the base, the separation blade, ball and swiveling wheel, the base is placed between two curb plates, and support the transportation by rolling the roller, processing the recess that is used for holding the well lid on the top of base, the rotatory ball of processing round on the diapire border of recess, convex swiveling wheel is installed to four extreme angle departments of recess step, fixed separation blade on the recess step between the swiveling wheel, the swiveling wheel meets with the border of well seat outside, the well seat is placed and is rotated on the ball, the hinged joint department in the well seat outside meets with the separation blade, the gridline on the well lid is in detection angle.

Further, camera calibration mechanism includes electric box and industry camera, and ray emission mechanism includes launching tube and transmitting head, and the bottom mounting of electric box is the bottom mounting industrial camera and the launching tube side by side, the bottom mounting transmitting head of launching tube.

Furthermore, the grid rotating mechanism comprises an outer ring, an inner ring, a mapping sheet and a motor, the outer ring and the inner ring are fixed through the annular mapping sheet, the inner ring is connected with a rotating shaft of the motor, different grid lines are coated on the mapping sheet at equal intervals, the mapping sheet is driven by the motor to rotate and adjust the different grid lines to be right below the emitting head according to the grid lines of different types of well lids, and the projected grid lines are aligned with the grid lines of the well lids.

Furthermore, stop gear includes cylinder and baffle, and the cylinder is fixed on the platform that the support frame extends, and the baffle is flexible on the cylinder, and the signal backplate that receives infrared inductor rises.

The invention provides another technical scheme, which comprises a method for calibrating a grid line calibration device for nodular cast iron well lid production, and the method comprises the following steps:

s1: the well cover and the well seat are placed in the groove, due to the arrangement of the four rotating wheels, the edge of the well seat is clamped by the rotating wheels, meanwhile, the bottom surface of the well seat is supported by the balls, and the rotating wheels synchronously rotate until the baffle is in contact with the hinge;

s2: the roller conveys the well lid position adjusting mechanism in rotation, the infrared sensor is shielded in the moving process, so that information is sent to the air cylinder to drive the baffle to ascend, and the well lid position adjusting mechanism continues to move and is blocked by the baffle;

s3: the grid rotating mechanism is driven by a motor to rotate and adjust different grid lines to be right below the emission head according to the grid lines on the well cover through the mapping sheet, and the emission light generated by the emission head is projected on the well cover through the grid lines and is in contact with the grid lines of the well cover;

s4: the industrial camera works after emitting light for 2s, shoots a picture of overlapping grid lines of the well lid and projected grid lines, uploads the picture to be compared with standard grid lines, and calibrates the grid lines produced by the well lid.

Further, to S4, after the industrial camera finishes photographing, the generated signal is sent to the air cylinder, the driving baffle plate descends, and the well lid position adjusting mechanism continues to move.

Compared with the prior art, the invention has the beneficial effects that: the invention provides a grid line calibration device and a method for nodular cast iron well lid production, wherein an infrared sensor is shielded in the moving process so as to send information to an air cylinder to drive a baffle plate to ascend, a well lid position adjusting mechanism continues to move and is blocked by the baffle plate, a mapping sheet is driven by a motor to rotate and adjust different grid lines to be right below an emission head, emission light generated by the emission head is projected on a well lid through the grid lines, different types of grid lines on the market exist, for different grid lines on the market, the corresponding grid lines are also arranged on the mapping sheet, for different grid lines, the corresponding grid lines are adjusted to be used as standards, after the picture shot by an industrial camera is compared with the standards, whether the picture shot by the industrial camera is overlapped and calibrated or not is checked, the industrial camera works after the emission light is emitted for 2s, the picture shot by overlapping of the grid lines of the well lid and the projected grid lines is shot, the implementation is uploaded and the gridlines contrast of standard, calibrates the gridlines of its well lid production, and the industry camera is shot and is accomplished the back, and the signal transmission who produces is to the cylinder, and drive baffle descends, and well lid position adjustment mechanism continues to remove, accomplishes the position control of well lid and carries out quick calibration.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a diagram of a grid rotation mechanism of the present invention;

FIG. 3 is a structural view of a well lid position adjustment mechanism of the present invention;

FIG. 4 is a diagram showing a state before the well lid position adjusting mechanism of the present invention adjusts the well lid;

FIG. 5 is a view showing the state of the well cover after being adjusted by the well cover position adjusting mechanism of the present invention

FIG. 6 is a contact diagram of the well lid position adjusting mechanism and the limiting mechanism of the invention;

FIG. 7 is a top view of a mapping plate of the present invention;

FIG. 8 is a first well lid grid line drawing of the present invention;

fig. 9 is a second well lid grid line graph of the present invention.

In the figure: 1. a support frame; 11. a side plate; 111. rolling a roller; 2. a top frame; 21. a butt strap; 3. a well lid position adjusting mechanism; 31. a base; 311. a groove; 32. a baffle plate; 33. a ball bearing; 34. a rotating wheel; 4. a camera calibration mechanism; 41. an electric box; 42. an industrial camera; 5. a ray emitting mechanism; 51. a launch canister; 52. a transmitting head; 6. a grid rotation mechanism; 61. an outer ring; 62. an inner ring; 63. mapping the slices; 64. a motor; 7. an infrared sensor; 8. a limiting mechanism; 81. a cylinder; 82. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a gridline calibrating device for nodular cast iron well lid production comprises a support frame 1 and a top frame 2, two sides of the top end of the support frame 1 are connected with side plates 11 which are parallel to each other, the side plates 11 are all in a vertical state, the top frame 2 is positioned outside the side plates 11, a plurality of rolling rollers 111 are distributed on the side plates 11 at equal intervals, the rolling rollers 111 are inserted in bearings of the side plates 11, the rolling rollers 111 are driven to rotate by an external motor, a well lid position adjusting mechanism 3 is transported on the rolling rollers 111, and the well lid position adjusting mechanism 3 is transported to the lower side of a camera calibrating mechanism 4, a ray emitting mechanism 5 and a grid rotating mechanism 6 in the rotating process of the rolling rollers 111.

An attachment plate 21 is arranged on the top frame 2, a camera calibration mechanism 4, a ray emission mechanism 5 and a grid rotating mechanism 6 are respectively arranged on the attachment plate 21 through bolts, the attachment plate 21 provides support for the camera calibration mechanism 4, the ray emission mechanism 5 and the grid rotating mechanism 6, an infrared sensor 7 is arranged on a side plate 11 beside a roller 111, the infrared sensor 7 generates signals when being shielded and transmits the signals to a limiting mechanism 8, the infrared sensor 7 is arranged at the front end of the camera calibration mechanism 4, the infrared sensor 7 firstly detects to enable the limiting mechanism 8 to directly ascend to avoid the well lid from moving out of a calibration area, a limiting mechanism 8 is arranged on a support frame 1 below the grid rotating mechanism 6 and is used for driving the limiting mechanism 8 to ascend to block the well lid position adjusting mechanism 3 when the infrared sensor 7 detects the well lid position adjusting mechanism 3, and the ray emission mechanism 5 is mapped on the well lid through grid rays emitted by the grid rotating mechanism 6, and the camera calibration mechanism 4 is used for shooting the pictures of the grid lines and the grid rays on the well lid and uploading the calibration.

The camera calibration mechanism 4 comprises an electric box 41 and an industrial camera 42, the ray emission mechanism 5 comprises an emission barrel 51 and an emission head 52, the industrial camera 42 and the emission barrel 51 are fixed at the bottom end of the electric box 41 side by side, the emission head 52 is fixed at the bottom end of the emission barrel 51, and the emission head 52 emits set light.

Referring to fig. 2, the grid rotation mechanism 6 includes an outer ring 61, an inner ring 62, a mapping sheet 63 and a motor 64, the outer ring 61 and the inner ring 62 are fixed by the annular mapping sheet 63, the inner ring 62 is connected to a rotating shaft of the motor 64, and the mapping sheet 63 is a transparent structure and can emit the optical fibers generated by the emission head 52.

Referring to fig. 3-5, the manhole cover position adjusting mechanism 3 includes a base 31, blocking pieces 32, balls 33 and a rotating wheel 34, the base 31 is disposed between two side plates 11 and supported and transported by a roller 111, a groove 311 for accommodating the manhole cover is formed on the top end of the base 31, a circle of rotating balls 33 is formed on the edge of the bottom wall of the groove 311 to reduce the rotating friction of the manhole cover, the protruding rotating wheel 34 is mounted at four corners of the steps of the groove 311, the surface of the rotating wheel 34 is made of ground rubber to increase the friction with the manhole cover and enable the rotating, the blocking pieces 32 are fixed on the steps of the groove 311 between the rotating wheels 34, the rotating wheel 34 is connected with the outermost edges of the manhole cover, the manhole cover is disposed on the balls 33 to rotate, the hinge connection position outside the manhole cover is connected with the blocking pieces 32, the grid lines on the manhole cover are at the detection angle, and the rotating directions of the four rotating wheels 34 are, the force required is distributed as the rotary wheel 34 rotates.

Referring to fig. 6, the limiting mechanism 8 includes an air cylinder 81 and a baffle 82, the air cylinder 81 is fixed on the extended platform of the support frame 1, the baffle 82 extends and retracts on the air cylinder 81, and the baffle 82 rises after receiving the signal of the infrared sensor 7.

Referring to fig. 7, different grid lines are coated on the mapping sheet 63 at equal intervals, and for the grid lines of different types of well lids, the mapping sheet 63 is driven by the motor 64 to rotate and adjust the different grid lines to be right under the emitter head 52, and the projected grid lines are aligned with the grid lines of the well lids.

Referring to fig. 8-9, different types of grid lines on the market exist, and for different grid lines on the market, there are corresponding grid lines on the mapping sheet 63, and for different grid lines, the corresponding grid lines are adjusted as the standard, and after the pictures taken by the industrial camera 42 are compared with the standard, it is checked whether there is any overlap to complete calibration.

In order to better show the flow of calibrating the grid lines of the manhole cover, the embodiment now provides a calibration method of a grid line calibration device for producing the nodular cast iron manhole cover, which includes the following steps:

the method comprises the following steps: the well cover and the well base are placed in the groove 311, the edge of the well base is clamped by the rotating wheels 34 due to the arrangement of the four rotating wheels 34, meanwhile, the bottom surface of the well base is supported by the balls 33, and the rotating wheels 34 synchronously rotate until the blocking piece 32 is contacted with the hinge;

step two: the roller 111 transports the well lid position adjusting mechanism 3 in rotation, shields the infrared sensor 7 in the moving process, sends information to the air cylinder 81 to drive the baffle 82 to ascend, and the well lid position adjusting mechanism 3 continues to move and is blocked by the baffle 82;

step three: the grid rotating mechanism 6 rotates and adjusts different grid lines to be right below the emission head 52 under the driving of the motor 64 according to the grid lines on the well cover by the mapping sheet 63, and the emitted light generated by the emission head 52 is projected on the well cover through the grid lines and is aligned with the grid lines of the well cover;

step four: the industrial camera 42 works after emitting light for 2 seconds, shoots the overlapped picture of the grid lines of the well lid and the projected grid lines, uploads the picture to be compared with the standard grid lines, calibrates the grid lines produced by the well lid, and after the industrial camera 42 finishes shooting, the generated signal is sent to the air cylinder 81, the driving baffle 82 descends, and the well lid position adjusting mechanism 3 continues moving.

In summary, in the calibration device and method for grid lines for nodular cast iron well lid production, during the moving process, the infrared sensor 7 is shielded to send information to the cylinder 81 to drive the baffle 82 to ascend, the well lid position adjusting mechanism 3 continues to move and is blocked by the baffle 82, the mapping sheet 63 is driven by the motor 64 to rotate and adjust different grid lines to the position under the emitter head 52, the emitted light generated by the emitter head 52 is projected on the well lid through the grid lines, different types of grid lines on the market exist, for different grid lines on the market, the corresponding grid lines are also present on the mapping sheet 63, for different grid lines, the corresponding grid lines are adjusted as standards, after the image shot by the industrial camera 42 is compared with the standards, whether the calibration is completed by overlapping, the industrial camera 42 works after emitting light for 2s, the image shot by overlapping the grid lines of the well lid and the projected grid lines is shot, the implementation is uploaded and the gridlines contrast of standard, calibrates the gridlines of its well lid production, and the industry camera 42 shoots the completion back, and the signal transmission who produces is to cylinder 81, and drive baffle 82 descends, and well lid position adjustment mechanism 3 continues to remove, accomplishes the position control of well lid and carries out quick calibration.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The grid line calibration device for the nodular cast iron well lid production is characterized by comprising a support frame (1) and a top frame (2), wherein two sides of the top end of the support frame (1) are connected with side plates (11) which are parallel to each other, the top frame (2) is positioned outside the side plates (11), a plurality of rolling rollers (111) are distributed on the side plates (11) at equal intervals, and a well lid position adjusting mechanism (3) is transported on the rolling rollers (111);

the device is characterized in that an access board (21) is installed on the top frame (2), a camera calibration mechanism (4), a ray emission mechanism (5) and a grid rotating mechanism (6) are installed on the access board (21) through bolts respectively, an infrared sensor (7) is installed on a side plate (11) of a rolling roller (111), the infrared sensor (7) is arranged at the front end of the camera calibration mechanism (4), a limiting mechanism (8) is installed on a support frame (1) below the grid rotating mechanism (6) and used for detecting a well lid position adjusting mechanism (3) in the infrared sensor (7), the limiting mechanism (8) is driven to lift to block the well lid position adjusting mechanism (3), grid rays emitted by the ray emission mechanism (5) through the grid rotating mechanism (6) are mapped on a well lid, and the camera calibration mechanism (4) is used for shooting pictures of grid lines and grid rays on the well lid, and upload the calibration.

2. The mesh line calibration device for the nodular cast iron well lid production according to claim 1, wherein the well lid position adjusting mechanism (3) comprises a base (31), a blocking piece (32), a ball (33) and a rotating wheel (34), the base (31) is placed between the two side plates (11) and is supported and transported by the roller (111), processing recess (311) that are used for holding the well lid on the top of base (31), the rotatory ball of round (33) is processed on the diapire border of recess (311), convex swiveling wheel (34) are installed to four extreme angle departments of recess (311) step, fixed separation blade (32) are gone up to recess (311) step between swiveling wheel (34), the border of swiveling wheel (34) and well seat outside meets, the well seat is placed and is rotated on ball (33), the hinged joint department in the well seat outside meets with separation blade (32), the gridline on the well lid is in detection angle.

3. The grid line calibration device for nodular cast iron well lid production according to claim 1, wherein the camera calibration mechanism (4) comprises an electric box (41) and an industrial camera (42), the ray emission mechanism (5) comprises an emission barrel (51) and an emission head (52), the bottom end of the electric box (41) is fixed with the industrial camera (42) and the emission barrel (51) side by side, and the bottom end of the emission barrel (51) is fixed with the emission head (52).

4. The grid line calibration device for the nodular cast iron well lid production as claimed in claim 1, wherein the grid rotation mechanism (6) comprises an outer ring (61), an inner ring (62), a mapping sheet (63) and a motor (64), the outer ring (61) and the inner ring (62) are fixed through the annular mapping sheet (63), the inner ring (62) is connected with the rotating shaft of the motor (64), different grid lines are coated on the mapping sheet (63) at equal intervals, for the grid lines of different types of well lids, the mapping sheet (63) is driven by the motor (64) to rotate and adjust the different grid lines to be right below the emitter (52), and the projected grid lines are aligned with the grid lines of the well lids.

5. The grid line calibrating device for nodular cast iron well lid production as claimed in claim 1, wherein the limiting mechanism (8) comprises a cylinder (81) and a baffle (82), the cylinder (81) is fixed on the platform on which the support frame (1) extends, the baffle (82) stretches out and draws back on the cylinder (81), and the baffle (82) rises after receiving the signal of the infrared sensor (7).

6. The calibration method of the grid line calibration device for the production of nodular cast iron well lids as claimed in claims 1-5, characterized by comprising the following steps:

s1: the well cover and the well seat are placed in the groove (311), due to the arrangement of the four rotating wheels (34), the edge of the well seat is clamped by the rotating wheels (34), meanwhile, the bottom surface of the well seat is supported by the balls (33), and the rotating wheels (34) synchronously rotate until the blocking piece (32) is contacted with the hinge;

s2: the roller (111) transports the well lid position adjusting mechanism (3) in rotation, the infrared sensor (7) is shielded in the moving process, information is sent to the air cylinder (81) to drive the baffle (82) to ascend, and the well lid position adjusting mechanism (3) continues to move and is blocked by the baffle (82);

s3: the grid rotating mechanism (6) rotationally adjusts different grid lines to be right below the emission head (52) under the driving of the motor (64) by the mapping sheet (63) according to grid lines on the well cover, and emitted light generated by the emission head (52) is projected on the well cover through the grid lines and is in contact with the grid lines of the well cover;

s4: the industrial camera (42) works after emitting light for 2s, shoots a picture of overlapping grid lines of the well lid and projected grid lines, performs uploading and standard grid line comparison, and calibrates the grid lines produced by the well lid.

7. The calibration method of the grid line calibration device for the nodular cast iron well lid production according to claim 6, wherein for S4, after the industrial camera (42) finishes photographing, the generated signal is sent to the cylinder (81), the driving baffle (82) descends, and the well lid position adjusting mechanism (3) continues to move.