CN117053549B - Riding wheel abrasion state detection system of steam rotary kiln - Google Patents
Riding wheel abrasion state detection system of steam rotary kiln Download PDFInfo
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- CN117053549B CN117053549B CN202311306107.4A CN202311306107A CN117053549B CN 117053549 B CN117053549 B CN 117053549B CN 202311306107 A CN202311306107 A CN 202311306107A CN 117053549 B CN117053549 B CN 117053549B
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- 238000001514 detection method Methods 0.000 title claims abstract description 109
- 238000005299 abrasion Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 45
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- 230000033001 locomotion Effects 0.000 claims description 27
- 238000001179 sorption measurement Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
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- 238000006073 displacement reaction Methods 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
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- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 2
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- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/42—Arrangement of controlling, monitoring, alarm or like devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/26—Drives
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The application relates to the technical field of rotary kiln equipment performance detection, in particular to a riding wheel abrasion state detection system of a steam rotary kiln, which solves the defects existing in the prior art and comprises a riding wheel assembly and a detection mechanism, wherein the riding wheel assembly comprises a riding wheel support and a riding wheel, a riding wheel shaft penetrates through the middle of the riding wheel, the riding wheel shaft is rotatably arranged between the side walls of the riding wheel support, the riding wheel assembly is arranged on a mounting table, the detection mechanism comprises an L-shaped assembly frame, a detection cylinder and two side plates, the detection cylinder is arranged in the L-shaped assembly frame, the detection cylinder is arranged in a cavity structure, the assembly frame is arranged on one side of the riding wheel support, a PLC (programmable logic controller) is arranged on the side wall of one side of the assembly frame, the two side plates are symmetrically arranged on the assembly frame, moving parts are arranged in the side plates in a sliding manner, and the detection cylinder is arranged between the moving parts on the two sides. Compared with the prior art, the application can effectively detect the abrasion state of the surface of the riding wheel, improves the degree of automation and the detection efficiency, and has comprehensive detection.
Description
Technical Field
The application relates to the technical field of rotary kiln equipment performance detection, in particular to a riding wheel abrasion state detection system of a steam rotary kiln.
Background
The rotary kiln riding wheel is an important component of the rotary kiln, plays a role in supporting the rotary kiln cylinder, and has the characteristics of large bearing load, poor working environment, continuous operation and the like, so that the riding wheel is extremely easy to damage.
The supporting rollers of the steam rotary kiln support and transfer weight mainly through contact with the rotating kiln drum, so that wear thereof is mainly caused by the following factors:
1. friction wear: relative rolling and friction exist between the riding wheel and the belt of the kiln cylinder, and the surface of the riding wheel is worn due to long-time running. The degree of frictional wear depends on the contact state between the riding wheel and the belt, the quality of the material, the operating conditions and other factors;
2. corrosion and abrasion: the high temperatures and chemical reactions in steam rotary kilns can lead to corrosion phenomena, and the metallic material of the surface of the idler can be eroded, causing wear, which generally accelerates the occurrence of frictional wear.
However, the existing wear state detection on the riding wheel generally adopts technologies such as visual inspection, dimension measurement and ultrasonic detection, wherein ultrasonic detection is mostly used for detecting cracks or defects inside the riding wheel, detection means such as visual inspection and dimension measurement on the outer surface of the riding wheel are relatively long and low in automation degree, and the detection position of the existing riding wheel detection equipment needs to be continuously adjusted manually in the whole detection process, so that the detection is troublesome. Therefore, it is necessary to provide a system for detecting the wear state of the supporting roller of the steam rotary kiln, which can achieve the function of automatically adjusting and detecting the wear state of the outer surface of the supporting roller.
Disclosure of Invention
The application aims to provide a riding wheel abrasion state detection system of a steam rotary kiln, which aims to solve the problems in the background technology.
In order to solve the technical problems, the application provides the following technical scheme: the roller wear state detection system of the steam rotary kiln comprises a roller assembly and a detection mechanism, wherein the roller assembly comprises a roller support and a roller, a roller shaft penetrates through the middle of the roller, the roller shaft is rotatably arranged between the side walls of the roller support, and the roller assembly is arranged on an installation table;
the detection mechanism comprises an L-shaped assembly frame, a detection cylinder and two side plates, wherein the detection cylinder is arranged in the L-shaped assembly frame and is of a cavity structure, the assembly frame is arranged on one side of a riding wheel support, a PLC (programmable logic controller) is arranged on the side wall of one side of the assembly frame, the two side plates are symmetrically arranged on the assembly frame, moving parts are arranged in the side plates in a sliding manner, the detection cylinder is arranged between the moving parts on the two sides, and a side hole I and a side hole II are formed in the detection cylinder;
one side of one of the moving parts is provided with a transmission mechanism, the supporting wheel shaft is connected with the transmission mechanism for transmission to serve as input, the transmission mechanism is also connected with a driving shaft for output, and the intermittent rotation process of the driving shaft is realized by the conversion of the transmission mechanism through the circumferential movement of the supporting wheel shaft;
the detection mechanism further comprises a detection ejector rod, a displacement driving part, a connecting handle and a state amplifying mechanism, a fixed box is arranged between the inner walls of the detection cylinder, the displacement driving part is arranged on the fixed box and connected with a driving shaft for input, the detection ejector rod moves and adjusts synchronously along with the length direction of the displacement driving part, the detection ejector rod is positioned in the first side hole, a sliding frame is arranged in the detection cylinder in a sliding manner along the linear direction, and the sliding frame is positioned in the second side hole;
the state amplifying mechanism is arranged at one end of the sliding frame, and the detecting ejector rod is connected with the state amplifying mechanism through the connecting handle and synchronously moves in a horizontal displacement mode, so that the elastic movement change of the detecting ejector rod drives the state amplifying mechanism to rotate and output, and the state is observed through amplification on the detection effect which is not easy to perceive.
In one embodiment, one end of the side plate is fixed on the assembly frame through welding, the other end of the side plate is lapped on the riding wheel shaft and is in rotary contact with the riding wheel shaft, a through hole arranged along the length direction of the side plate is formed in the side plate, and an output shaft I is arranged in the through hole;
the moving part comprises an outer limiting disc and an inner guide bolt which are welded into a whole, the inner guide bolt is of a cylindrical structure, the outer limiting disc is in sliding contact with one side wall of the side plate, one end of the inner guide bolt slides between the inner walls of the through holes and is fixedly connected with the output shaft, and the other end of the inner guide bolt is connected with the detection cylinder through threads.
In one embodiment, the transmission mechanism comprises a first rotating disk, a second rotating disk, a driving disk and a transmission crawler, wherein a shared driving shaft is arranged between the first rotating disk and the second rotating disk, the driving shaft penetrates through the moving piece and is rotatably arranged with the moving piece through a bearing, the second rotating disk is positioned at the outer side of the first rotating disk, a plurality of first fixing bolts and second fixing bolts are respectively arranged on the first rotating disk and the second rotating disk, which are close to the outer edge, through threads, and the first fixing bolts and the second fixing bolts are arranged in a staggered manner;
one side of the driving disc is connected with a transmission shaft, one end of the transmission shaft is rotatably arranged between the outer limit disc, a fixed handle which can intermittently contact with the second fixing bolt is arranged on the driving disc, the fixed handle and the driving disc are connected into a whole through a fixed screw, a clamping groove matched with the first fixing bolt is also formed in the driving disc, and the angle between the clamping groove and the fixed handle is unchanged;
the connecting groove is formed in the riding wheel shaft, the transmission crawler belt is arranged between the connecting groove and the transmission shaft, the connecting parts are arranged on the transmission crawler belt and are of strip-shaped structures, one ends of the two connecting parts are connected with the transmission crawler belt into a whole, and the two connecting parts are connected and fixed through a plurality of stud bolts.
In one embodiment, the lower surface of the driving disc is in rotary contact with the first rotary disc, the upper surface of the driving disc is lower than the plane of the top surface of the second rotary disc, the top end of the first fixed bolt and the upper surface of the driving disc are in the same plane, and the bottom surface of the fixed handle and the top surface of the second rotary disc are in the same horizontal plane;
when the driving disc synchronously rotates along with the transmission crawler belt, the fixed handle rotates along with the driving disc and contacts with the fixed bolt II, and then drives the rotating disc II to rotate, so that the rotating disc II and the rotating disc II synchronously rotate, and when the fixed handle is separated from the fixed bolt II, the fixed bolt I contacts with the clamping groove and slides into the clamping groove, so that the rotating disc I rotates and synchronizes the rotating disc II, and when the fixed bolt I moves out of the clamping groove, the rotating disc I and the rotating disc II stop rotating.
In one embodiment, the displacement driving component comprises a moving block, a second screw rod and a bulge, the top of the fixed box is arranged in an open mode, the moving block slides between the inner walls of the fixed box, the second screw rod penetrates through the moving block and is in threaded transmission with the moving block, and one end of the second screw rod is connected with one end of the driving shaft into a whole;
the side wall of the moving block, which faces the detection ejector rod, is provided with a fixed cylinder, one end of the detection ejector rod is positioned in the fixed cylinder, a spring is welded between the end of the detection ejector rod and the inner wall of the fixed cylinder, and the other end of the detection ejector rod is in a pointed structure;
the top of movable block is higher than the top surface of fixed box, and all installs platelike structure on the both sides lateral wall of movable block the arch has run through in two archs and has even handle, and it is fixed through pegging graft between the one end of even handle and the detection ejector pin, and even handle still slides between the inner wall on balladeur train top.
In one embodiment, the state amplifying mechanism comprises a rack, a gear and an adjusting piece, wherein a sliding block is welded on one side of the rack, a guide groove arranged along the length direction of the sliding block is formed in the sliding block, and the sliding block slides in the guide groove but is not separated from the guide groove all the time;
one side plate is provided with a second output shaft, the end part of the second output shaft is provided with a bearing sleeve, one side of the bearing sleeve is rotatably provided with a gear through a gear shaft, and the gear is meshed with the rack;
the adjusting piece is arc structure setting and the centre has offered the arc hole, offer on the one side inner wall of arc hole with gear intermeshing's tooth's socket, the gear is located between rack and the adjusting piece, still install two arc structure's baffle on the one side lateral wall of adjusting piece, the baffle is iron plate.
In one embodiment, the state amplifying mechanism further comprises an adjusting plate, two symmetrically arranged fixing seats are welded on the assembly frame, a fixing groove is further formed in the assembly frame between the two fixing seats, a first screw rod is rotatably arranged between the two fixing seats, the bottom end of the adjusting plate is slidably arranged between the inner walls of the fixing groove, and the screw rod penetrates through the adjusting plate and is in threaded transmission connection with the adjusting plate;
the guide plate is arranged between the inner walls of the arc grooves in a sliding manner, an adsorption seat with an arc structure is further arranged on one side of the arc grooves on the side wall of the adjusting plate, the adsorption seat is made of silicon steel sheets, the guide plate is always in contact with one side surface of the adsorption seat, the moving speeds of the adjusting plate and the moving block are equal in the moving process of the adjusting plate, and the guide plate and the adsorption seat are adsorbed together under the action of suction in the moving process of the adjusting plate;
the adjusting plate is always in contact with one side wall of the sliding frame.
In one embodiment, in the detection process of the detection ejector rod, when the detection ejector rod elastically moves, the connecting handle drives the rack to do linear motion in the same direction, so that the gear is subjected to the action of the rack to rotate and adjust, and then the adjusting piece is controlled to rotate along with the rotation of the gear, and the movement condition of the detection ejector rod which is not easy to observe is displayed through the movement state of the adjusting piece which is easy to observe.
Compared with the prior art, the application has the following beneficial effects:
the application can detect the abrasion state of the surface of the riding wheel by arranging the detection mechanism capable of being assembled and utilizing the tip part of the detection ejector rod to prop against the outer surface of the riding wheel and arranging the elastic adjustment of the detection ejector rod, when the concave-convex position appears on the surface of the riding wheel, the abrasion state of the surface of the riding wheel can be detected by detecting the elastic movement of the ejector rod, and one side of the detection ejector rod is connected with the state amplifying mechanism capable of amplifying the elastic movement of the detection ejector rod, so that the elastic movement which is not easy to be perceived can be represented by the obvious radian swing.
In summary, the application can effectively detect the abrasion state of the surface of the riding wheel, improves the degree of automation and the detection efficiency, can continuously adjust the detection area in the detection process, and improves the detection comprehensiveness.
Drawings
The technical solution and other advantageous effects of the present application will be made apparent by the following detailed description of the specific embodiments of the present application with reference to the accompanying drawings.
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present application;
FIG. 2 is a schematic diagram of the front view of FIG. 1;
FIG. 3 is a schematic diagram of the installation of the detection mechanism and the riding wheel assembly of the present application;
FIG. 4 is a schematic diagram of the detection mechanism of the present application;
FIG. 5 is an enlarged schematic view of portion A of FIG. 4;
FIG. 6 is an enlarged schematic view of portion B of FIG. 5;
FIG. 7 is a schematic diagram of the connection of the first rotary disk, the second rotary disk, the driving disk and the moving member of the present application;
FIG. 8 is a schematic side elevational view of FIG. 7;
FIG. 9 is a schematic diagram of the connections and driving of the detection jack, displacement adjustment member and state amplifying mechanism of the present application;
FIG. 10 is a schematic view of the position and structure of the detecting cylinder and the status amplifying mechanism of the present application;
FIG. 11 is a left side schematic view of FIG. 10;
FIG. 12 is a right side elevational schematic view of FIG. 10;
fig. 13 is a schematic view of the structure of the adjusting plate of the present application.
In the figure: 1. a mounting table; 11. a riding wheel support; 111. a riding wheel; 2. assembling a frame; 21. a PLC controller; 22. an adjusting plate; 221. an adsorption seat; 222. an arc groove; 223. a built-in power supply; 23. a first screw; 24. a fixing seat; 25. a positioning rod; 3. a detection cylinder; 31. detecting the ejector rod; 32. a fixed cylinder; 33. a connecting handle; 34. a fixed box; 341. a moving block; 342. a second screw; 35. a protrusion; 36. a fixed shaft; 37. a carriage; 371. a guide groove; 38. a rack; 381. a slide block; 4. a side plate; 41. an output shaft I; 42. an output shaft II; 421. a bearing sleeve; 5. a moving member; 51. a first rotating disc; 511. a first fixing bolt; 52. a second rotating disc; 521. a second fixing bolt; 53. a drive plate; 531. a fixed handle; 6. a drive track; 61. a connection part; 7. an adjusting member; 71. a guide plate; 8. a gear.
Detailed Description
The following disclosure provides many different embodiments, or examples, for implementing different features of the application. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
As shown in fig. 1-2, the application provides the technical scheme that: the utility model provides a riding wheel 111 wearing and tearing state detecting system of steam rotary kiln, includes riding wheel subassembly to and detect the detection mechanism that riding wheel 111 wearing and tearing state detected, riding wheel subassembly is installed on mount table 1, and riding wheel subassembly symmetry is provided with two sets of, and detection mechanism is fixed in one side of riding wheel subassembly.
The riding wheel assembly comprises a riding wheel support 11 and a riding wheel 111, wherein a riding wheel shaft is arranged in the middle of the riding wheel 111 in a penetrating manner, the riding wheel shaft is arranged between two side walls of the riding wheel support 11 in a rotating manner, a first rotating motor is fixedly arranged on one side wall of the riding wheel support 11 through screws, one end of the riding wheel shaft is connected with the output end of the first rotating motor through a key, and the first rotating motor is used as an output source of the riding wheel shaft.
Above and in contact with the two idlers 111 are the belts on the kiln body portion of the steam rotary kiln.
As shown in fig. 3-8, the detection mechanism includes an assembly frame 2, a detection cylinder 3 and a side plate 4, the assembly frame 2 is in an L-shaped structure, a groove is formed in the middle of the assembly frame on a vertical side wall, two positioning rods 25 are fixedly welded on the horizontal end wall of the assembly frame, the positioning rods 25 can be inserted into the supporting wheel support 11, namely, positioning grooves (not shown in the drawings) matched with the positioning rods 25 are formed in the supporting wheel support 11, a PLC controller 21 is mounted on the vertical side wall of the assembly frame 2 through screws, two symmetrically arranged fixing seats 24 are welded on the horizontal surface of the assembly frame, and a fixing groove is formed in the assembly frame 2 between the two fixing seats 24.
Wherein, still be provided with the connection piece of "L" in the hookup location department of riding wheel support 11 and equipment frame 2, the connection piece is fixed with riding wheel support 11, equipment frame 2 respectively through bolted connection's mode, and cooperation locating lever 25 makes equipment frame 2 install in one side of riding wheel support 11.
Two side plates 4 symmetrically arranged are welded on the side wall of the assembly frame 2, the two side plates 4 are respectively positioned on two sides of the groove, through holes are formed in the side plates 4, one end of each side plate 4 is lapped on the supporting wheel shaft and is in rotary contact with the supporting wheel shaft, an output shaft 41 is arranged in each through hole, the output shaft 41 is an output part of the linear motor (the motor part of the linear motor is positioned in the side plate 4 and is not shown in the figure), moving parts 5 are arranged at two ends of the detection cylinder 3 through threaded connection, each moving part 5 comprises an outer limiting disc and an inner guide bolt, the outer limiting disc and the inner guide bolt are welded and fixed into a whole, the inner guide bolt is arranged in a sliding mode along the inner wall of the through hole, one end of the output shaft 41 is fixedly connected with one end of the inner guide bolt (only the connection state of the inner guide bolt is guaranteed, and the specific connection mode is not limited), and the other end of the inner guide bolt is fixedly connected with the detection cylinder 3 through the threaded connection mode.
Specifically, the first linear motor is started and controlled by the PLC controller 21, so that the first output shaft 41 drives the moving member 5 to move back and forth along the through hole, and the moving member stops after moving to a proper position.
One side of the moving part 5 at one side is further provided with a transmission mechanism, the transmission mechanism comprises a first rotary disk 51, a second rotary disk 52, a driving disk 53 and a transmission crawler 6, the second rotary disk 52 is fixedly arranged in the middle of the outer surface of the first rotary disk 51, the first rotary disk 51 and the second rotary disk 52 are coaxially arranged and integrally connected, the first rotary disk 51 and the second rotary disk 52 are both rotatably arranged on an outer limiting disk, a shaft shared by the first rotary disk 51 and the second rotary disk 52 is a driving shaft, the driving shaft is positioned inside the moving part 5 and rotatably arranged through a bearing, a plurality of first fixing bolts 511 are circumferentially distributed at equal angles on the first rotary disk 51, one end of each first fixing bolt 511 is fixedly rotated on the first rotary disk 51 through threaded connection, a plurality of second fixing bolts 521 are circumferentially distributed at equal angles on the second rotary disk 52, and one end of each second fixing bolt 521 is fixedly rotated on the second rotary disk 52 through threaded connection, and the first fixing bolts 511 and the second fixing bolts 521 are alternately arranged.
One side of the driving disc 53 is provided with a transmission shaft through a key connection, one end of the transmission shaft is rotatably arranged between the outer limit disc and one end of the transmission shaft, the driving disc 53 rotates along with the rotation of the transmission shaft, a fixed handle 531 which can intermittently contact with a second fixing bolt 521 is arranged on the outer surface of the driving disc 53, the fixed handle 531 and the driving disc 53 are connected into a whole through a fixed screw, the movement of the fixed handle 531 and the driving disc 53 is synchronous, a clamping groove is further formed in the driving disc 53, the clamping groove is matched with the first fixing bolt 511, and the angle between the clamping groove and the fixed handle 531 is unchanged.
The connecting grooves are formed in the riding wheel shafts, the transmission crawler belt 6 can be used in an adaptive model specification, the transmission crawler belt 6 is installed between the connecting grooves and the transmission shaft, the transmission crawler belt 6 with different specifications is replaced conveniently, the connecting portions 61 are arranged on the transmission crawler belt 6, the connecting portions 61 are arranged in a strip-shaped structure, the connecting portions 61 are part of the transmission crawler belt 6, namely one of the two sections is cut into two sections on the transmission crawler belt 6, one end of the two cut sections (namely one of the connecting portions 61) is connected with the transmission crawler belt 6, the other end of the two cut sections is separated from the transmission crawler belt 6, the two connecting portions 61 are fixed through a plurality of double-headed bolts, the connection is complete, and strip-shaped soft attraction magnets are embedded on the connecting surfaces of the two connecting portions 61 so as to strengthen the connection state of the two connecting portions.
Along with the rotation of the driving disc 53, the fixed handle 531 rotates along with the rotation of the driving disc 53 and drives the rotating disc two 52 and the rotating disc one 51 to rotate synchronously after contacting with the fixed bolt two 521, so that the clamping groove just contacts with the rotated fixed bolt one 511 in the rotation process and drives the rotating disc one 51 and the rotating disc two 52 to rotate synchronously continuously under the restriction of the clamping groove, when the fixed bolt one 511 is removed from the clamping groove, the rotating disc one 51 and the rotating disc two 52 are in a rotation stopping state until the fixed handle 531 contacts with the fixed bolt two 521 next time, and the above process is repeated, so that the intermittent rotation of the rotating disc one 51 and the rotating disc two 52 is realized once after each 360 degrees of rotation of the driving disc 53.
Specifically, a suitable transmission crawler belt 6 is selected according to the final position of the detection cylinder 3, the transmission crawler belt 6 is installed between the connecting groove and the transmission shaft, and the transmission crawler belt 6 is driven to output through the rotation motion of the riding wheel shaft, so that the synchronous rotation of the transmission shaft is realized, then the driving disc 53 is synchronously output along with the transmission shaft, and along with the circular motion of the driving disc 53, the fixed handle 531 and the clamping groove on the driving disc 53 are sequentially contacted with the fixed bolt two 521 and the fixed bolt one 511 respectively, and the rotating disc one 51 and the rotating disc two 52 are driven to do rotation motion.
As shown in fig. 9-13, the detection mechanism further includes a detection ejector rod 31, a displacement driving component, a connecting handle 33 and a state amplifying mechanism, the interior of the detection cylinder 3 is of a cavity structure, and a side hole I and a side hole II which are oppositely arranged are also formed on the detection cylinder, and the side hole I and the side hole II are both positioned in the horizontal direction.
The top of fixed box 34 is open and sets up, and its both ends pass through the screw fixation respectively on the both sides inner wall of detecting section of thick bamboo 3, displacement drive part includes movable block 341, screw rod two 342 and arch 35, still run through in fixed box 34 and be provided with screw rod two 342, one end and the one end of drive shaft of screw rod two 342 pass through welded fastening as an organic whole, namely rotary disk one 51, rotary disk two 52 and screw rod two 342 synchronous rotation, rotate through the bearing between the movable part 5 of the other end and the opposite side of screw rod two 342 and set up, the movable block 341 slides between the inner wall of fixed box 34, and screw rod two 342 runs through the inside of movable block 341 and screw drive setting with it.
A fixed cylinder 32 is fixed on the side wall of the moving block 341 facing the detection ejector rod 31 through a screw, one end of the detection ejector rod 31 moves in the fixed cylinder 32 (the end of the detection ejector rod 31 is always positioned in the fixed cylinder 32), a spring is welded between the end of the detection ejector rod and the inner wall of the fixed cylinder 32, and the other end of the detection ejector rod 31 is in a round pointed structure (namely, the end of the detection ejector rod is provided with a rounded corner).
The inside one side of detecting section of thick bamboo 3 still is provided with the balladeur train 37, runs through in the one end of balladeur train 37 and has fixed axle 36 that slides with it to set up, and fixed axle 36 inserts between the inner wall of detecting section of thick bamboo 3, and the roof and the diapire of balladeur train 37 respectively with the upper and lower inner wall contact of side opening two and slide with it to set up, seted up the kerve on balladeur train 37, still additionally seted up the guide slot 371 that sets up along balladeur train 37 length direction on the inner wall of one side of kerve, be provided with slider 381 in the guide slot 371, and slider 381 does not break away from guide slot 371 all the time.
The top of the movable block 341 is higher than the top surface of the fixed box 34, plate-shaped protrusions 35 are fixed on the side walls of the two sides of the raised part of the movable block by screws, a connecting handle 33 is arranged in the two protrusions 35 in a penetrating manner, one end of the connecting handle 33 is fixed with the detection ejector rod 31 by inserting connection, and the middle vertical part of the connecting handle 33 is positioned between the inner walls of the top end of the sliding frame 37 in a sliding manner.
Specifically, as the driving shaft rotates under the drive of the first rotating disc 51 and the second rotating disc 52, the second screw 342 rotates synchronously, the sliding adjustment of the moving block 341 is controlled through the cooperation of the screw transmission, the contact between the tip of the ejector rod 31 and the surface of the riding wheel 111 is detected, when the riding wheel 111 rotates for 360 degrees (namely, the riding wheel shaft rotates for 360 degrees), the moving block 341 moves to one side along the length direction of the fixed box 34 for a small distance, then after the riding wheel 111 continues to rotate for one circle, the moving block 341 moves again, and the circulation is performed, when the first rotating disc 51 and the second rotating disc 52 rotate for 360 degrees, the moving block 341 also moves to the end position of the movement, and then the moving block 341 can be reset through controlling the reverse rotation of the riding wheel 111 during resetting;
during the movement of the moving block 341, the fixed cylinder 32, the detecting jack 31 and the protrusion 35 are driven to move, so that the carriage 37 is synchronously driven to move under the action of the connecting handle 33 to adjust the position thereof.
The state amplifying mechanism comprises a rack 38, a gear 8 and an adjusting piece 7, wherein the rack 38 and the sliding block 381 are fixed through welding, one end of the rack 38 and the other end of the connecting handle 33 are also fixed through inserting connection, so that through the action of the connecting handle 33, the motion of the detecting ejector rod 31 and the motion of the rack 38 are synchronized, the gear 8 is meshed and arranged on one side above the rack 38, a second linear motor (not shown in the figure) is installed in one side plate 4, an output end of the second linear motor is connected with an output shaft 42 through an upper key, a bearing sleeve 421 is installed on the end part of the output shaft 42 through a screw, a gear shaft is fixedly inserted in the middle of the gear 8, one end of the gear shaft is rotatably arranged in the bearing sleeve 421, the adjusting piece 7 is in an arc-shaped structure, an arc-shaped hole is formed in the middle, a tooth groove is formed in the inner wall of one side of the arc-shaped hole, the gear 8 and the tooth groove are meshed with each other, a guide plate 71 in two arc-shaped structures is fixed on one side wall of the adjusting piece 7 through the screw, and the guide plate 71 is an iron plate.
Specifically, when the elastic movement of the ejector rod 31 caused by the concave-convex phenomenon due to the abrasion of the surface of the riding wheel 111 is detected, the rack 38 moves leftwards or rightwards under the action of the connecting handle 33, so as to drive the gear 8 to rotate, and the adjusting piece 7 rotates upwards or downwards under the influence of the gear 8, so that the condition of the detection ejector rod 31 which is not easy to observe is shown through the movement state of the adjusting piece 7 which is easy to observe, and the specific condition of the abrasion of the surface of the riding wheel 111 is judged.
The state amplifying mechanism further comprises an adjusting plate 22, the bottom end of the adjusting plate 22 slides between the inner walls of the fixed grooves, a first screw rod 23 is rotatably arranged between the fixed seats 24 on the two sides, a third rotating motor which is connected with the first screw rod 23 and driven is arranged on the side wall of one fixed seat 24 through screws, the first screw rod 23 penetrates through the inside of the adjusting plate 22 and is in threaded transmission connection with the adjusting plate, an arc groove 222 is formed in the adjusting plate 22, a built-in power supply 223 is embedded in the adjusting plate 22, an arc-shaped adsorption seat 221 is arranged on one side of the arc groove 222 on the adjusting plate 22 through screws, the adsorption seat 221 is made of silicon steel sheets with thickness, the adsorption seat 221 is connected with the built-in power supply 223 through wires, and the built-in power supply 223 supplies power to the adsorption seat so that current is generated on the adsorption seat and suction force to the guide plate 71 is generated.
Wherein, the guide plates 71 slide in the arc grooves 222 and always contact with one side surface of the adsorption seat 221, the two guide plates 71 are not separated from the arc grooves 222 at the same time all the time, and in the moving process of the adjusting plate 22, suction exists between the guide plates 71 and the adsorption seat 221 so that the guide plates are adsorbed together to drive the synchronous movement of the adjusting piece 7, after the movement, the suction between the guide plates 71 and the adsorption seat 221 disappears, and the guide plates 71 are in a movable state again;
it is to be noted that the moving speeds of the adjustment plate 22 and the moving block 341 are equal so that the adjustment plate 22 is always in contact with the side wall of the carriage 37.
Specifically, during the rotation of the second screw 342, the second linear motor and the third rotary motor are synchronously started under the action of the PLC controller 21, the third rotary motor drives the first screw 23 to rotate, and the second linear motor drives the second output shaft 42 to move, so that the adjusting plate 22 and the gear 8 move simultaneously, and the two move relative to the carriage 37 in a static positional relationship.
Working principle:
firstly, a detection mechanism is installed on one side of a riding wheel support 11 in a mode of inserting a positioning rod 25 and fixing a connecting sheet, a first linear motor is started by a PLC (programmable logic controller) 21, the position of a moving part 5 is controlled, a detection cylinder 3 is close to a riding wheel 111, a detection ejector rod 31 is in contact with the surface of the riding wheel 111, and a spring on one side of the detection ejector rod 31 in a contact state is in a compressed state;
then, according to the position of the detection cylinder 3, selecting a proper transmission crawler belt 6, and installing the transmission crawler belt 6 between a connecting groove of a riding wheel shaft and a transmission shaft;
then, a rotating motor I is started to drive a riding wheel shaft to rotate, so that the riding wheel 111 is driven to synchronously rotate, a transmission crawler 6 drives a transmission shaft to synchronously move along with the rotation of the riding wheel shaft, so that a driving disc 53 starts to do circular motion, a fixed handle 531 and a clamping groove on the driving disc 53 are matched with a control screw II 342 to rotate for a certain angle after the riding wheel 111 rotates for one circle, a detection ejector rod 31 is enabled to move to one side, then the process is repeated until one round-trip detection is completed, when a concave-convex part generated by abrasion exists on the surface of the riding wheel 111, the detection ejector rod 31 is contacted with the part and then generates elastic movement, so that a rack 38 is driven to synchronously move to one side through a connecting handle 33, and then a gear 8 drives an adjusting piece 7 to rotate up and down in an amplitude to adjust, so that the movement state of the detection ejector rod 31 is amplified;
finally, after the detection is finished, the whole device is detached from the riding wheel support 11.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, electrically connected or can be communicated with each other; may be directly connected, may be in communication with the interior of two elements or may be in interaction with two elements. The meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The above describes the roller wear state detection system of the steam rotary kiln provided by the embodiment of the application in detail, and specific examples are applied to the description of the principle and the implementation mode of the application, and the description of the above examples is only used for helping to understand the technical scheme and the core idea of the application; those of ordinary skill in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.
Claims (8)
1. The roller wear state detection system of the steam rotary kiln comprises a roller assembly, wherein the roller assembly comprises a roller support (11) and a roller (111), a roller shaft penetrates through the middle of the roller (111), the roller shaft is rotatably arranged between the side walls of the roller support (11), and the roller assembly is arranged on an installation table (1);
characterized by further comprising:
the detection mechanism comprises an L-shaped assembly frame (2), a detection cylinder (3) and two side plates (4), wherein the detection cylinder (3) is internally provided with a cavity structure, the assembly frame (2) is arranged on one side of a riding wheel support (11), a PLC (programmable logic controller) controller (21) is arranged on one side wall of the assembly frame, the two side plates (4) are symmetrically arranged on the assembly frame (2), moving parts (5) are arranged in the side plates (4) in a sliding manner, the detection cylinder (3) is arranged between the moving parts (5) on two sides, and a side hole I and a side hole II are formed in the detection cylinder (3);
one side of one of the moving parts (5) is provided with a transmission mechanism, the riding wheel shaft is connected with the transmission mechanism for transmission to serve as input, the transmission mechanism is also connected with a driving shaft for output, and the intermittent rotation process of the driving shaft is realized by the conversion of the transmission mechanism through the circular motion of the riding wheel shaft;
the detection mechanism further comprises a detection ejector rod (31), a displacement driving part, a connecting handle (33) and a state amplifying mechanism, a fixed box (34) is arranged between the inner walls of the detection cylinder (3), the displacement driving part is arranged on the fixed box (34) and is connected with a driving shaft for input, the detection ejector rod (31) moves and adjusts along the length direction of the displacement driving part synchronously, the detection ejector rod (31) is positioned in a first side hole, a sliding frame (37) is arranged in the detection cylinder (3) in a sliding manner along the linear direction, and the sliding frame (37) is positioned in a second side hole;
the state amplifying mechanism is arranged at one end of the sliding frame (37), and the detecting ejector rod (31) is connected with the state amplifying mechanism through the connecting handle (33) and moves in a synchronous horizontal displacement mode, so that the elastic movement change of the detecting ejector rod (31) drives the rotation output of the state amplifying mechanism, and the state is observed through the amplification of the detection effect which is not easy to perceive.
2. The system for detecting the abrasion state of the riding wheel of the steam rotary kiln according to claim 1, wherein one end of the side plate (4) is fixed on the assembly frame (2) through welding, the other end of the side plate (4) is lapped on the riding wheel shaft and is in rotary contact with the riding wheel shaft, a through hole arranged along the length direction of the side plate (4) is formed in the side plate, and an output shaft I (41) is arranged in the through hole;
the moving part (5) comprises an outer limiting disc and an inner guide bolt which are welded into a whole, the inner guide bolt is of a cylindrical structure, the outer limiting disc is in sliding contact with one side wall of the side plate (4), one end of the inner guide bolt slides between the inner walls of the through holes and is fixedly connected with the first output shaft (41), and the other end of the inner guide bolt is connected with the detection cylinder (3) through threads.
3. The system for detecting the abrasion state of the riding wheel of the steam rotary kiln according to claim 2, wherein the transmission mechanism comprises a first rotary disk (51), a second rotary disk (52), a driving disk (53) and a transmission crawler belt (6), a shared driving shaft is arranged between the first rotary disk (51) and the second rotary disk (52), the driving shaft penetrates through the moving piece (5) and is rotatably arranged with the moving piece through a bearing, the second rotary disk (52) is positioned on the outer side of the first rotary disk (51), a plurality of first fixing bolts (511) and second fixing bolts (521) are respectively arranged on the first rotary disk (51) and the second rotary disk (52) close to the outer edge through threads, and the first fixing bolts (511) and the second fixing bolts (521) are arranged in a staggered mode;
one side of the driving disc (53) is connected with a transmission shaft, one end of the transmission shaft is rotatably arranged between the outer limiting disc, a fixed handle (531) which can intermittently contact with the second fixing bolt (521) is arranged on the driving disc (53), the fixed handle (531) and the driving disc (53) are connected into a whole through a fixed screw, a clamping groove matched with the first fixing bolt (511) is further formed in the driving disc (53), and the angle between the clamping groove and the fixed handle (531) is unchanged;
the connecting groove is formed in the riding wheel shaft, the transmission crawler belt (6) is installed between the connecting groove and the transmission shaft, the connecting portions (61) are arranged on the transmission crawler belt (6), the connecting portions (61) are two and are of strip-shaped structures, one ends of the two connecting portions (61) are connected with the transmission crawler belt (6) into a whole respectively, and the two connecting portions (61) are connected and fixed through a plurality of double-head bolts.
4. A system for detecting the wear state of a riding wheel of a steam rotary kiln according to claim 3, wherein the lower surface of the driving disc (53) is in rotary contact with the first rotary disc (51) and the upper surface thereof is lower than the plane of the top surface of the second rotary disc (52), the top end of the first fixing bolt (511) and the upper surface of the driving disc (53) are in the same plane, and the bottom surface of the fixing handle (531) and the top surface of the second rotary disc (52) are in the same horizontal plane;
when the driving disc (53) rotates synchronously along with the driving track (6), the fixed handle (531) rotates along with the driving disc (53) and contacts with the fixed bolt II (521), the rotating disc II (52) is driven to rotate after the fixed handle contacts, so that the rotating disc II (52) and the rotating disc I (51) synchronously rotate, when the fixed handle (531) is separated from the fixed bolt II (521), the fixed bolt I (511) contacts with the clamping groove and slides into the clamping groove, so that the rotating disc I (51) rotates and synchronizes the rotating disc II (52), and when the fixed bolt I (511) is removed from the clamping groove, the rotating disc I (51) and the rotating disc II (52) stop rotating.
5. The system for detecting the wear state of the riding wheel of the steam rotary kiln according to claim 4, wherein the displacement driving component comprises a moving block (341), a second screw rod (342) and a protrusion (35), the top of the fixed box (34) is arranged in an open mode, the moving block (341) slides between the inner walls of the fixed box (34), the second screw rod (342) penetrates through the moving block (341) and is in threaded transmission arrangement with the moving block, and one end of the second screw rod (342) is connected with one end of the driving shaft into a whole;
a fixed cylinder (32) is arranged on the side wall of the moving block (341) facing the detection ejector rod (31), one end of the detection ejector rod (31) is positioned in the fixed cylinder (32), a spring is welded between the end of the detection ejector rod and the inner wall of the fixed cylinder (32), and the other end of the detection ejector rod (31) is in a pointed structure;
the top of the moving block (341) is higher than the top surface of the fixed box (34), the two side walls of the moving block (341) are provided with the bulges (35) with plate-shaped structures, the two bulges (35) are internally penetrated with the connecting handles (33), one ends of the connecting handles (33) are fixedly connected with the detection ejector rod (31) in a plugging manner, and the connecting handles (33) also slide between the inner walls of the top ends of the sliding frames (37).
6. The system for detecting the abrasion state of the riding wheel of the steam rotary kiln according to claim 5, wherein the state amplifying mechanism comprises a rack (38), a gear (8) and an adjusting piece (7), a sliding block (381) is welded on one side of the rack (38), a guide groove (371) arranged along the length direction of the sliding block is formed in the sliding block (37), and the sliding block (381) slides in the guide groove (371) but is not separated from the guide groove (371) all the time;
one of the side plates (4) is provided with a second output shaft (42), the end part of the second output shaft (42) is provided with a bearing sleeve (421), one side of the bearing sleeve (421) is rotatably provided with a gear (8) through a gear shaft, and the gear (8) is meshed with a rack (38);
the adjusting piece (7) is of an arc-shaped structure, an arc-shaped hole is formed in the middle of the adjusting piece, tooth grooves meshed with the gear (8) are formed in the inner wall of one side of the arc-shaped hole, the gear (8) is located between the rack (38) and the adjusting piece (7), two guide plates (71) of the arc-shaped structure are further arranged on the side wall of one side of the adjusting piece (7), and the guide plates (71) are iron plates.
7. The system for detecting the abrasion state of the riding wheel of the steam rotary kiln according to claim 6, wherein the state amplifying mechanism further comprises an adjusting plate (22), two symmetrically arranged fixing seats (24) are welded on the assembling frame (2), a fixing groove is further formed between the two fixing seats (24) on the assembling frame (2), a first screw rod (23) is rotatably arranged between the two fixing seats (24), the bottom end of the adjusting plate (22) is slidably arranged between the inner walls of the fixing groove, and the first screw rod (23) penetrates through the adjusting plate (22) and is in threaded transmission connection with the adjusting plate;
an arc groove (222) is formed in the adjusting plate (22), the guide plate (71) is arranged between the inner walls of the arc groove (222) in a sliding mode, an adsorption seat (221) with an arc structure is further arranged on the side wall of the adjusting plate (22) on one side of the arc groove (222), the adsorption seat (221) is made of silicon steel sheets, the guide plate (71) is always in contact with one side surface of the adsorption seat (221), the moving speed of the adjusting plate (22) is equal to that of the moving block (341) in the moving process of the adjusting plate (22), and the guide plate (71) and the adsorption seat (221) are adsorbed together through suction in the moving process;
the adjusting plate (22) is always in contact with one side wall of the carriage (37).
8. The system for detecting the abrasion state of the riding wheel of the steam rotary kiln according to claim 7 is characterized in that in the process of detecting the detecting ejector rod (31), when the detecting ejector rod (31) elastically moves, the connecting handle (33) drives the rack (38) to linearly move in the same direction, so that the gear (8) is subjected to the action of the rack (38) to rotate and adjust, and the adjusting piece (7) is controlled to rotate along with the rotation of the gear (8), so that the movement condition of the detecting ejector rod (31) which is not easy to observe is represented by the movement state of the adjusting piece (7) which is easy to observe.
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| CN202311306107.4A CN117053549B (en) | 2023-10-10 | 2023-10-10 | Riding wheel abrasion state detection system of steam rotary kiln |
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| CN202311306107.4A CN117053549B (en) | 2023-10-10 | 2023-10-10 | Riding wheel abrasion state detection system of steam rotary kiln |
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