CN116967908A - Surface rust cleaning device of steel pipe fitting - Google Patents
Surface rust cleaning device of steel pipe fitting Download PDFInfo
- Publication number
- CN116967908A CN116967908A CN202311233477.XA CN202311233477A CN116967908A CN 116967908 A CN116967908 A CN 116967908A CN 202311233477 A CN202311233477 A CN 202311233477A CN 116967908 A CN116967908 A CN 116967908A
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- Prior art keywords
- steel pipe
- grinding
- groove plate
- pipe fitting
- assembly
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 179
- 239000010959 steel Substances 0.000 title claims abstract description 179
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 238000004140 cleaning Methods 0.000 title description 3
- 238000000227 grinding Methods 0.000 claims abstract description 140
- 238000007599 discharging Methods 0.000 claims abstract description 32
- 238000012545 processing Methods 0.000 claims abstract description 28
- 239000002893 slag Substances 0.000 claims description 59
- 239000000523 sample Substances 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 22
- 230000001680 brushing effect Effects 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 15
- 238000005260 corrosion Methods 0.000 claims description 12
- 230000007797 corrosion Effects 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000012937 correction Methods 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000007405 data analysis Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000005498 polishing Methods 0.000 description 31
- 230000009471 action Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 4
- 238000007514 turning Methods 0.000 description 4
- 239000013049 sediment Substances 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 244000137852 Petrea volubilis Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a surface rust removing device for steel pipe fittings, which relates to the technical field of pipe fitting processing, and comprises an external grinding assembly, a pushing assembly and a steering internal grinding assembly, wherein the external grinding assembly comprises a bottom frame and a grinding unit arranged on the surface of the bottom frame; the pushing component takes a first grinding machine as a driving source and is used for driving a steel pipe fitting to enter the discharging groove plate from the feeding groove plate; the technical key points are as follows: the outer grinding assembly, the pushing assembly and the steering inner grinding assembly are matched for use, so that automatic and comprehensive rust removal operation is achieved, then each sensor is matched with the controller for use, the steering motor and the inflator pump are controlled according to whether a pressure value is detected, the steel pipe fitting subjected to rust removal is automatically conveyed to the next link, and the high efficiency of rust removal operation is reflected.
Description
Technical Field
The invention relates to the technical field of pipe fitting machining, in particular to a surface rust removing device for steel pipe fittings.
Background
Pipe processing technology refers to various processing and manufacturing technical methods and processes for pipe connectors, including pipe bending, joint processing, inlet pipe processing, flanging and surface treatment, wherein the surface treatment means that after the pipe processing is completed, the surface of the pipe needs to be treated so as to improve corrosion resistance, appearance and the like. The surface treatment includes rust removal, paint spraying, hot galvanizing, electroplating, shot blasting, and the like.
The equipment and processes conventionally used for removing rust from the surfaces of pipes are as follows, for example mechanical rust removal: scraping and grinding the surface of the pipe fitting by using mechanical tools such as a steel wire brush, a grinding wheel and the like to remove rust, greasy dirt and other impurities, wherein the method is mainly applicable to smaller pipe fittings and conditions with low surface requirements; polishing and derusting: grinding the surface of the pipe by using tools such as a grinding machine, sand paper or grinding tool to remove rust and rough layers, wherein the method is suitable for the surface of the pipe with larger area and needs relatively smooth surface quality;
the technical proposal pointed out in the Chinese patent of the prior application publication number CN107297667A, named as a rust removing method for pipe fittings and used pipe fitting rust removing equipment is as follows: according to the invention, the pipe fitting to be derusted sequentially passes through the conveying device before derusting, the derusting device and the conveying device after derusting to realize the derusting process of the surface of the pipe fitting; the conveying device before rust removal and the conveying device after rust removal drive the pipe fitting to rotate and move along the axial direction of the pipe fitting through a driving wheel, a driven wheel and a pinch roller which are arranged in a delta shape; the rust removing device is provided with steel wire brush wheels at two sides of the pipe fitting, and rust spots on the surface of the pipe fitting are removed through the steel wire brush wheels rotating at high speed; in addition, the technical proposal pointed out in the Chinese invention patent with the application publication number of CN112894576A is as follows: the surface rotation of mount is connected with the rotation wheel, the inside of rotation wheel is provided with the fastening expansion ring, the right side of rotation wheel is provided with the pipe fitting, the upside of pipe fitting is provided with the slide bar, the downside of rotation wheel is provided with from the driving wheel. The automatic rust removing and fixing device for metal tube surface rust removing is used by matching a rotating wheel, a fastening telescopic ring, a pipe fitting, a sliding rod, a driven gear, a screw rod, a rotating shaft, a moving device, a rotating roller, a rust removing belt, an elastic telescopic rod, a rust removing device, a matching roller and the like.
For the combination of the prior art and the patent proposal, when the pipe fitting with the circular section is processed, the traditional method only considers that the external surface of the pipe fitting is completely derusted, the rust part inside the pipe fitting cannot be synchronously processed, the comprehensiveness of the rust removing operation is to be improved, even if the disc-shaped brush is used for finishing the scraping and the rust removing of the inner wall of the pipe fitting, the specification of the brush needs to correspond to the section specification of the pipe fitting to be processed, then the replacement and the multiple adjustment are needed manually to match the processing pipe fitting with the corresponding specification, and part of rust slag is attached to the surface of the pipe fitting after the rust removing operation is finished, so that the whole rust removing working process is very inconvenient.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a surface rust removing device for steel pipe fittings, which is characterized in that an outer grinding assembly, a pushing assembly and a steering inner grinding assembly are matched for use, so that automatic and comprehensive rust removing operation is realized, then each sensor is matched with a controller for use, the control of a steering motor and an inflator pump is finished according to whether a pressure value is detected, the steel pipe fittings subjected to rust removing are automatically conveyed to the next link, the high efficiency of rust removing operation is reflected, and the steering inner grinding assembly is matched with a slag collecting assembly for use, so that rust attached to the surface of the steel pipe fittings can be cleaned before being conveyed to the next link, and the problems in the background art are solved.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the surface rust removing device for the steel pipe fitting comprises an external grinding assembly, a pushing assembly and a steering internal grinding assembly, wherein the external grinding assembly comprises a bottom frame and a grinding unit arranged on the surface of the bottom frame, a feeding groove plate and a discharging groove plate are respectively erected on two sides of the bottom frame, and a controller for controlling the whole rust removing device is arranged on the side of the grinding unit;
the pushing assembly takes a first grinding machine as a driving source and is used for driving the steel pipe fitting to enter the discharging groove plate from the feeding groove plate, and the grinding unit is used for grinding part of the steel pipe fitting between the feeding groove plate and the discharging groove plate;
the steering internal grinding assembly comprises a steering motor, an internal rod and an inflator pump, wherein the steering motor is used for driving the internal rod to deflect, an extensible grinding and brushing mechanism is arranged at the free end of the internal rod, and a bag ring communicated with the outlet end of the inflator pump through a soft through pipe is arranged in the grinding and brushing mechanism;
the system also comprises a data acquisition module and a data processing module which are arranged in the controller;
the data acquisition module is used for acquiring related data, the data processing module builds a data analysis model according to the related data, generates a predicted inflation amount Ycz, transmits an instruction of the predicted inflation amount Ycz to the inflator pump, and finishes quantitative air supply to the bag ring.
Further, the polishing unit comprises a first polishing machine and a second polishing machine;
the output end of the first grinding machine is provided with a front grinding roller, the side of the underframe is provided with a distance adjusting cylinder for changing the distance between the first grinding machine and the second grinding machine, and the controller is positioned on the side of the first grinding machine;
the output end of the second grinding machine is provided with a rear grinding roller, and the rear grinding roller and the front grinding roller are symmetrically distributed by taking the steel pipe fitting in the processing state as a central line.
Further, the cross section of feeding frid and ejection of compact frid is the V-arrangement, and the inner wall both sides of feeding frid and ejection of compact frid all are equipped with a plurality of roll bodies in the rotation, and the ejection of compact frid surface is located the position department of turning to interior mill subassembly below and offers the net notch, supplies rust sediment to pass through.
Further, the pushing assembly comprises a screw rod and a sliding piece, wherein the screw rod and the sliding piece are fixed at the center of the front polishing roller;
the screw rod is used for driving the sliding piece to reciprocate on the surface of the feeding groove plate;
the two ends of the sliding piece are respectively welded with a sliding block and a sliding plate, the sliding blocks are arranged on the surface of the screw rod, the side of the feeding groove plate is welded with a convex strip for the sliding plate to be installed in a sliding mode, the surface of the sliding piece is located in an area above the feeding groove plate, the sliding piece is detachably connected with a pushing piece, and an infrared probe set is installed on the side, far away from the sliding piece, of the pushing piece.
Further, the infrared probe group always faces to the area between the inner walls of the steel pipe fitting in the machining state, and the infrared probe group is used for obtaining the diameter of the inner walls of the steel pipe fitting and comprises upper probes and lower probes which are distributed in an up-down symmetrical mode.
Further, a pressure sensor is embedded in the position where the side of the front polishing roller coincides with the movable area of the sliding block, the pressure sensor is in communication connection with the controller, a judging module is further arranged in the controller and used for judging whether the pressure sensor monitors a pressure signal value, if so, an opening instruction and a closing instruction are respectively generated on the steering motor and the inflator pump, and if not, the rust removing device continues to work normally.
Further, turn to motor installs in the end department that the feeding frid was kept away from to ejection of compact frid surface, and turns to set up on the output of motor and be used for adjusting interior pole use height's regulating part, the pump is installed in ejection of compact frid surface and the adjacent position department of turning to the motor, brush mechanism still includes carousel and a plurality of brush hair, the carousel is fixed in on the free end of interior pole, the bag circle is attached to the surface of carousel, a plurality of the brush hair sets up in the surface of bag circle to be annular distribution.
Further, the related data includes a known inner tube volume Vg of the soft tube, a known corrosion degree measurement value Xo of the steel tube to be processed, and a diameter Hr of an inner wall of the steel tube to be processed, and when the data processing module generates the predicted inflation amount Ycz according to the related data, the data processing module performs dimensionless processing on the inner tube volume Vg of the soft tube, the corrosion degree measurement value Xo of the steel tube to be processed, and the diameter Hr of the inner wall of the steel tube to be processed, and generates the predicted inflation amount Ycz according to the following formula:
in the method, in the process of the invention,representing the estimated coefficient of the air charge quantity->The inner volumes of the soft through pipes and the to be addedA rust degree measurement value of the work steel pipe fitting and a preset proportionality coefficient of the diameter of the inner wall of the steel pipe fitting to be processed, and，/>and (3) representing a preset threshold value, wherein G is a constant correction coefficient, and the specific value is generated by fitting an analysis function.
Further, the slag collecting assembly is arranged on the surface of the discharging groove plate and adjacent to the steering internal grinding assembly, and comprises an arc-shaped plate and a slag collecting box;
the device comprises a steering motor, a steel pipe and a slag collecting box, wherein the steering motor is arranged on the same vertical plane, the axis of the output end of the steering motor is coincident with the circle center of the arc-shaped plate, the arc-shaped plate is connected with the slag collecting box through a plurality of transmission parts, a plurality of rubber columns are uniformly arranged on the surface of the arc-shaped plate on the moving track of the steel pipe, and the rubber columns are made of rubber; the slag collecting box is connected with the underframe below the discharging groove plate through an elastic piece, and the opening end of the slag collecting box is communicated with a plurality of net notch.
Further, the transmission piece comprises a detachably connected inserted bar and an elastic steel bar, the end head of the inserted bar is welded with the outer wall of the same side of the slag collecting box, and the end head of the elastic steel bar is welded with the back side of the arc-shaped plate.
(III) beneficial effects
The invention provides a surface rust removing device for steel pipe fittings, which has the following beneficial effects:
1. according to the invention, the outer grinding assembly, the pushing assembly and the steering inner grinding assembly are used in a matched manner, the outer grinding assembly drives the steel pipe to rotate while polishing and derusting the outer surface of the steel pipe, so that the outer surface of the steel pipe can be comprehensively treated, the driving source of the outer grinding assembly drives the pushing assembly at the same time, the steel pipe is synchronously pushed and translated during rotation, the steering inner grinding assembly is utilized to comprehensively treat the inner wall of the steel pipe in the process, the automatic and comprehensive derusting operation is realized, and the working efficiency during the derusting operation is further improved;
2. according to the invention, each sensor is matched with the controller for use, the control on the steering motor and the air pump is completed according to whether the pressure value is monitored, the steel pipe fitting after rust removal is automatically conveyed to the next link, the high efficiency of rust removal operation is reflected, meanwhile, each module arranged in the controller is utilized, the accuracy of the predicted air charge Ycz generated subsequently can be ensured due to comprehensive consideration of the factors of the steel pipe fitting and the air charge condition (namely the soft through pipe) factors, the basis of specific numerical value is provided for the air charge generated by the air pump, the use diameter of the brushing mechanism is flexibly changed according to the actual requirement, the problem that the rotation of the steel pipe fitting is slow due to overlarge friction force between bristles and the inner wall of the steel pipe fitting is avoided while the inner wall of the steel pipe fitting is smoothly and conveniently removed is ensured, and then the comprehensiveness and the effectiveness of the rust removal device for rust removal of the steel pipe fitting are ensured to a certain extent;
3. According to the invention, the steering internal grinding assembly is matched with the slag collecting assembly, the steel pipe fitting can be driven to rotate after the rust removal of the inner wall of the steel pipe fitting by the steering internal grinding assembly is finished until the steel pipe fitting is separated from the inner rod, the steel pipe fitting in the rotating process is contacted with the rubber column on the slag collecting assembly, the restoring force generated by the rubber column can vibrate the steel pipe fitting, the scraped rust slag in the steel pipe fitting is ensured to be discharged into the slag collecting box under the action of gravity, meanwhile, the vibrating force generated by the arc plate can be transmitted into the slag collecting box through the transmission part, the rust slag is ensured to be uniformly distributed in the slag collecting box, and the problems that the rust slag is separated from the slag collecting box and scattered outside due to overhigh accumulation and close to the opening end of the slag collecting box are avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of a surface rust removing device for steel pipe fittings of the present invention;
FIG. 2 is a schematic view of the external grinding assembly and its partial structure in the surface rust removing device for steel pipe fittings according to the present invention;
FIG. 3 is a schematic diagram of a pushing assembly in the surface rust removing device for steel pipe fittings of the present invention;
FIG. 4 is a schematic view of a sliding member of a pushing assembly in a surface rust removing device for steel pipe fittings according to the present invention;
FIG. 5 is an enlarged schematic view of the partial structure I of FIG. 1 in the surface rust removing apparatus for steel pipe fittings according to the present invention;
FIG. 6 is a schematic view of an infrared probe set in a use state in the surface rust removing device for steel pipe fittings of the present invention;
FIG. 7 is a schematic view of the structure of the turning inner mill assembly in the surface rust removing device for steel pipe fittings of the present invention;
FIG. 8 is an enlarged schematic view of the partial structure II of FIG. 1 of the surface rust removing device for steel pipe fittings of the present invention;
fig. 9 is a schematic diagram of the overall electrical control flow in the surface rust removing device for steel pipe fittings of the present invention.
Legend description:
10. an external grinding assembly; 101. a chassis; 102. a first grinding machine; 103. a second polisher;
20. a pushing assembly; 201. a screw rod; 202. a slider; 203. a pushing member;
30. turning to an internal grinding assembly; 301. a steering motor; 302. an inner rod; 303. an adjusting member; 304. an inflator pump; 305. a brushing mechanism; 3051. a turntable; 3052. a balloon ring; 3053. brushing;
40. a slag collecting assembly; 401. an arc-shaped plate; 402. a slag collecting box; 403. a transmission member; 4031. a rod; 4032. an elastic steel bar;
1. a feed slot plate; 2. a discharging groove plate; 3. a controller; 4. a distance-adjusting cylinder; 5. a roller body; 6. a mesh slot; 7. a front grinding roller; 71. a rear grinding roller; 8. a pressure sensor; 9. a slide block; 100. a sliding plate; 11. an infrared probe set; 1101. a probe is arranged; 1102. a lower probe; 12. a convex strip; 13. a glue column; 14. a data acquisition module; 15. a data processing module; 16. and a judging module.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1: referring to fig. 1-9, the present application introduces a specific structure of a surface rust removing device for steel pipe, the device is used for processing a steel pipe with a fixed length, and the steel pipe is within the specification adapted by the rust removing device, i.e. the specification for processing other steel pipe needs to be kept within the range of ±1cm of the original diameter of the inner wall of the steel pipe, so that the rust removing device of the present application has a certain application range;
the rust removing device comprises an external grinding assembly 10 for grinding and driving steel pipe fittings to rotate;
the outer grinding assembly 10 includes chassis 101 and installs in the unit of polishing on chassis 101 surface, can see with reference to fig. 1 that this chassis 101 is frame structure, not only support whole outer grinding assembly 10, simultaneously also play the supporting role to pushing subassembly 20, turn to interior grinding assembly 30 and collection sediment subassembly 40, the feeding frid 1 is erect respectively to chassis 101 both sides and ejection of compact frid 2, and have the interval region between feeding frid 1 and the ejection of compact frid 2, this interval region is transition region, make outer grinding assembly 10 can directly contact with the surface of steel tubulation, realize the rust cleaning operation of polishing, the rust sediment that produces can be adsorbed by the dust collecting equipment of installing between feeding frid 1 and ejection of compact frid 2 in fig. 2, for example: the suction machine is provided with three suction ports above and a discharge port (not shown in the figure) below, and finally rust slag between the feeding trough plate 1 and the discharging trough plate 2 can fall into a collecting box below the underframe 101 in fig. 1 under the action of gravity, and the collecting box is an enlarged version of the slag collecting box 402 as can be seen in the figure;
The side of the polishing machine set is provided with a controller 3 for controlling the whole rust removing device, the controller 3 adopts a controller of a PLC226 model, each built-in module has a corresponding function, and the controller 3 can be connected with each electric device in the rust removing device through a wire, for example: the steering motor 301 and the polishing unit are connected;
a pushing assembly 20 and a steering internal grinding assembly 30 for pushing the steel pipe fitting;
as can be seen from fig. 3, the pushing assembly 20 uses the first polisher 102 as a driving source, the first polisher 102 drives the front polishing roller 7 to rotate, the front polishing roller 7 synchronously drives the screw rod 201 in the pushing assembly 20 to rotate, the sliding piece 202 on the screw rod 201 drives the steel pipe fitting to enter the discharging groove plate 2 from the feeding groove plate 1, the polishing unit is used for polishing part of the steel pipe fitting between the feeding groove plate 1 and the discharging groove plate 2, and referring to fig. 2, the output shafts of the first polisher 102 and the second polisher 103 keep the same rotation direction, so that the front polishing roller 7 and the rear polishing roller 71 can also synchronously rotate in the same direction, thereby driving the steel pipe fitting to rotate, and realizing rust removal polishing on the fixed part of the steel pipe fitting until the pushing assembly 20 completes pushing the steel pipe fitting, thereby realizing comprehensive rust removal polishing treatment on the outer surface of the steel pipe fitting;
The steering inner grinding assembly 30 comprises a steering motor 301, an inner rod 302 and an inflator pump 304, wherein the steering motor 301 is used for driving the inner rod 302 to deflect in the direction of an arc arrow in fig. 1, and an extensible grinding and brushing mechanism 305 is arranged at the free end of the inner rod 302, wherein the extensible grinding and brushing mechanism 305 has variable diameter, in order to ensure that the grinding and brushing mechanism 305 can return to an initial state after the inflation is finished, a plurality of springs are arranged between the inner wall of a balloon 3052 with bristles 3053 and a turntable 3051, and meanwhile, an electric control valve is also arranged at the outlet end of the inflator pump 304, so that the air filled in the balloon 3052 cannot leak out after the inflation of the balloon 3052 is finished, and the electric control valve is synchronously opened at the same time when the inflator pump 304 is closed, so that the air in the balloon 3052 is discharged under the restoring force of the springs, and the inner wall of the grinding and brushing mechanism 305 is internally provided with the balloon 3052 which is communicated with the inflator pump 304 through the soft through the arrangement of the soft tube;
it should be noted that: the soft through pipe at the position corresponds to the inner pipe volume Vg of the subsequent soft through pipe, the pipe opening area and the length of the soft through pipe are calculated in advance through tools such as calipers, so that the inner pipe volume Vg of the soft through pipe can be obtained, and when the whole soft through pipe is filled with gas filled into a pipeline, the gas filling amount is equal to the inner pipe volume Vg of the volume soft through pipe.
The system also comprises a data acquisition module 14 and a data processing module 15 which are arranged in the controller 3;
wherein, the data acquisition module 14 is used for acquiring related data, and the related data is used for calculating the subsequent inflation quantity estimation coefficientProviding data support, the data processing module 15 builds a data analysis model according to the related data, generates the estimated inflation amount Ycz, and transmits an instruction of the estimated inflation amount Ycz to the inflator 304, so that the inflator 304 quantitatively supplies air to the bag ring 3052 according to the data of the estimated inflation amount Ycz.
In some examples, the polishing unit includes a first polishing machine 102 and a second polishing machine 103 with identical rotation speeds, and as can be seen from fig. 1, the polishing machines with the same model can be adopted, and only the same rotation speed is required to be ensured; the output end of the first grinding machine 102 is provided with a front grinding roller 7 which is consistent with the specification of the rear grinding roller 71, the side of the underframe 101 is provided with a distance adjusting cylinder 4 for changing the distance between the first grinding machine 102 and the second grinding machine 103, the controller 3 is positioned at the side of the first grinding machine 102, the distance adjusting cylinder 4 can be controlled by the controller 3 in advance to start, the first grinding machine 102 is driven to move towards the second grinding machine 103, and the roller surfaces of the rear grinding roller 71 and the front grinding roller 7 are contacted with the outer surface of a steel pipe; the output end of the second polisher 103 is provided with a rear polishing roller 71, and the rear polishing roller 71 and the front polishing roller 7 are symmetrically distributed by taking a steel pipe fitting in a processing state as a central line, and the central lines of the concrete steel pipe fittings are symmetrically distributed.
Specifically, the rotational speeds and the rotational directions of the front grinding roller 7 and the rear grinding roller 71 are the same and are located at two sides of the steel pipe, so that the wheel surfaces of the two grinding wheels are in close contact with the outer surface of the steel pipe, in general, the steel pipe is driven to rotate, and the outer surface of the round pipe is ground, because friction between the two grinding wheels is transferred to the steel pipe, a moment is generated, the steel pipe is rotated, and the contact between the wheel surfaces of the grinding wheels and the outer surface of the steel pipe can lead to interaction between the abrasive particles of the grinding wheels and the outer surface of the steel pipe, so that the grinding of the steel pipe is realized.
In some examples, the cross sections of the feeding trough plate 1 and the discharging trough plate 2 are V-shaped, so that steel pipe fittings placed therein can keep stable positions when rotating or moving, a plurality of roller bodies 5 are rotatably assembled on two sides of the inner walls of the feeding trough plate 1 and the discharging trough plate 2, as can be seen visually in fig. 5, the roller bodies 5 are distributed at equal intervals, the roller bodies 5 can synchronously rotate along with the steel pipe fittings, friction with the inner walls of the feeding trough plate 1 and the discharging trough plate 2 can not occur when the steel pipe fittings are pushed to translate, a net notch 6 is formed in the position, below the steering internal grinding assembly 30, of the surface of the discharging trough plate 2, rust is supplied to pass through, the net notch 6 is formed on the discharging trough plate 2 only, and after rust falling from the steel pipe fittings passes through the net notch 6, the rust is finally introduced into the slag collecting box 402 as can be seen in fig. 8.
In some examples, the push assembly 20 includes a lead screw 201 and a slider 202 fixed to the center of the front grinding roller 7;
the screw rod 201 is used for driving the sliding piece 202 to reciprocate on the surface of the feeding groove plate 1, as can be seen in fig. 1, the free end of the screw rod 201 is supported by a frame rod extending from the bottom frame 101, and meanwhile, a bearing is required to be configured on the free end, so that stable rotation of the screw rod 201 can be ensured, when the screw rod 201 synchronously rotates along with the front grinding roller 7, the sliding block 9 on the screw rod 201 drives the sliding piece 202 to move towards the front grinding roller 7, and in order to ensure that the sliding piece 202 is in a linear movement state, the sliding plate 100 shown in fig. 4 is used;
the sliding block 9 and the sliding plate 100 are welded at two ends of the sliding piece 202 respectively, the sliding block 9 is configured on the surface of the screw rod 201, the raised strips 12 are welded on the side of the feeding groove plate 1 for sliding loading of the sliding plate 100, the raised strips 12 at the position ensure that the sliding plate 100 can only translate in the linear direction, the limiting effect on the sliding plate 100 is achieved, the pushing piece 203 is detachably connected in the area, above the feeding groove plate 1, of the surface of the sliding piece 202, as can be seen from fig. 4, the pushing piece 203 is of a vertical plate-shaped structure, and the purpose of the design is to prevent the pushing piece 203 from contacting with the front polishing roller 7 or the rear polishing roller 71 in the subsequent operation, and the infrared probe group 11 is installed on the side, far away from the sliding piece 202, of the pushing piece 203 for measuring the diameter of the inner wall of the steel pipe.
By adopting the technical scheme: according to the invention, the outer grinding assembly 10, the pushing assembly 20 and the steering inner grinding assembly 30 are matched for use, the outer grinding assembly 10 drives the steel pipe to rotate while grinding and derusting the outer surface of the steel pipe, so that the outer surface of the steel pipe can be comprehensively treated, the driving source of the outer grinding assembly 10 drives the pushing assembly 20 simultaneously, the steel pipe is synchronously pushed and translated during rotation, the steering inner grinding assembly 30 is utilized to comprehensively treat the inner wall of the steel pipe in the process, automatic and comprehensive derusting operation is realized, and the working efficiency during derusting operation is further improved.
Example 2: based on embodiment 1, referring to fig. 1-7 and fig. 9, the specific structures of the controller and each sensor are specifically described in this embodiment, the infrared probe set 11 always faces the area between the inner walls of the steel pipe in the working state, the infrared probe set 11 is used for obtaining the diameter of the inner wall of the steel pipe, the infrared probe set 11 includes an upper probe 1101 and a lower probe 1102 which are distributed in a vertically symmetrical manner, and the specifications of the upper probe 1101 and the lower probe 1102 are consistent;
it should be noted that: referring to fig. 6, it can be seen that, in the use state of the infrared probe set 11, it is required to ensure that the infrared rays generated by the upper probe 1101 and the lower probe 1102 can be blocked by the inner wall of the steel pipe, the position of the infrared probe set 11 does not have to be maintained at the central position of the steel pipe, the distance detected by the upper probe 1101 is L1, the distance detected by the lower probe 1102 is L2, the fixed distance between the upper probe 1101 and the lower probe 1102 is L3, and the inner diameter of the steel pipe corresponding to the diameter Hr of the inner wall of the steel pipe to be processed can be obtained by accumulating L1, L2 and L3.
In some examples, the pressure sensor 8 is embedded in a position where the side of the front grinding roller 7 coincides with the moving area of the sliding block 9, the pressure sensor 8 plays a role similar to a switch, as can be seen with reference to fig. 9, when a pressure value is detected, the pressure sensor 8 is used as a switch for starting the steering motor 301 and closing the inflator 304, the pressure sensor 8 is in communication connection with the controller 3, the controller 3 receives a signal transmitted by the pressure sensor 8, the controller 3 is further internally provided with the judging module 16 for judging whether the pressure sensor 8 detects the pressure signal value, if yes, the steering motor 301 and the inflator 304 are respectively started and closed, and if not, the rust removing device continues to work normally, i.e. the rust removing device does not make a corresponding response action.
In some examples, the steering motor 301 is installed at the end of the surface of the discharging slot plate 2 far from the feeding slot plate 1, the rotation angle of the steering motor 301 is 0-225 degrees, namely, the steering motor 301 can continue to rotate 45 degrees after driving the inner rod 302 to rotate 180 degrees, so as to ensure that the inner rod 302 keeps a downward enough inclination angle, steel pipes originally positioned on the surface of the inner rod 302 can be separated from the inner rod 302, batch processing of the steel pipes is realized, an adjusting piece 303 for adjusting the height of the inner rod 302 is arranged on the output end of the steering motor 301, and as can be seen by referring to fig. 7, the adjusting piece 303 at the position is composed of a frame body welded on the output shaft of the steering motor 301 and a bolt, the bolt passes through the upper half part of the frame body in a spiral manner from top to bottom, and the free end of the bolt is connected with the inner rod 302 through a bearing, so that when the bolt is rotated, a user can be ensured to move up and down between the inner wall of the frame body, and only the grinding mechanism 305 at the end of the inner rod 302 can be ensured to enter into the steel pipes, and the adjusting operation at the position is also adjusted in advance;
The inflator pump 304 is arranged at the position of the surface of the discharging groove plate 2 adjacent to the steering motor 301, and referring to fig. 8 and 7, it can be seen that the inflator pump 304 and the steering motor 301 are symmetrically distributed, the steering motor 301 does not drive the inflator pump 304 to rotate, only the installation position is symmetrical, the brushing mechanism 305 further comprises a rotary table 3051 and a plurality of bristles 3053, the rotary table 3051 is fixed on the free end of the inner rod 302, the balloon ring 3052 is attached to the outer surface of the rotary table 3051, the plurality of bristles 3053 are arranged on the surface of the balloon ring 3052 and are annularly distributed, the free ends of the bristles 3053 need to be in contact with the inner wall of the steel pipe when in use, and polishing and rust removing treatment on the inner wall of the steel pipe is completed when the steel pipe rotates and translates;
in addition, when the grinding and brushing mechanism 305 is required to rotate, the whole grinding and brushing mechanism 305 can be removed, then the grinding and brushing mechanism 305 with a motor is installed, at the moment, the grinding and brushing mechanism 305 is powered by the motor, the grinding and rust removal operation on the inner wall of the steel pipe fitting is completed, if the mode is adopted, two sets of spiral connected valves are additionally arranged in the middle of the soft through pipe, two valves are required to be closed after the inflation operation of the bag ring 3052 is completed, the two valves are detached, and the rotation of the bag ring 3052 is ensured.
In some examples, the related data includes a known inner tube volume Vg of the soft tube, a known corrosion degree measurement value Xo of the steel tube to be processed, and a diameter Hr of an inner wall of the steel tube to be processed, and when the data processing module 15 generates the predicted inflation amount Ycz according to the related data, the data processing module performs dimensionless processing on the inner tube volume Vg of the soft tube, the corrosion degree measurement value Xo of the steel tube to be processed, and the diameter Hr of the inner wall of the steel tube to be processed, and generates the predicted inflation amount Ycz according to the following formula:
in the method, in the process of the invention,representing the estimated coefficient of the air charge quantity->Is the preset proportionality coefficient of the inner volume of the soft through pipe, the rust degree measurement value of the steel pipe fitting to be processed and the diameter of the inner wall of the steel pipe fitting to be processed, and +>，Representing a preset threshold value, wherein the threshold value Xz is obtained and set according to historical data, and can be correspondingly adjusted according to actual needs, G is a constant correction coefficient, and the specific value of the constant correction coefficient is determined by an analysis functionFitting and generating, wherein the specific value range of G is 1.1-1.5; it should be noted that: the above formulas are all formulas with dimensions removed and numerical values calculated, the formulas are formulas with a large amount of data collected for software simulation to obtain the latest real situation, and preset parameters in the formulas are set by those skilled in the art according to the actual situation.
It should be noted that: the corrosion degree measurement value Xo of the steel pipe to be processed is detected in advance by the magnetic detector, the magnetic detector at the position is based on a magnetic principle and is used for detecting the metal corrosion degree, a magnetic field is applied to the inner wall surface of the steel pipe, the corrosion degree of the steel bar is judged by measuring the change of the magnetic field, and the corrosion degree measurement value Xo of the steel pipe to be processed can be directly displayed on the magnetic detector.
By adopting the technical scheme: according to the invention, each sensor is matched with the controller 3 for use, the control on the steering motor 301 and the air pump 304 is completed according to whether the pressure value is monitored, the steel pipe fitting with derusting completion is automatically conveyed to the next link, the high efficiency of derusting operation is reflected, meanwhile, the accuracy of the predicted air charging amount Ycz generated later can be ensured by comprehensively considering the self factors and the air charging condition (namely the soft through pipe) factors of each module arranged in the controller 3, the basis of specific values is provided for the air charging amount generated by the air pump 304, the use diameter of the grinding and brushing mechanism 305 is flexibly changed according to actual requirements, the problem that the rotation of the steel pipe fitting is slow due to overlarge friction force between the bristles 3053 and the inner wall of the steel pipe fitting is avoided while the smooth derusting of the steel pipe fitting is ensured, and the comprehensiveness and effectiveness of the derusting device in derusting of the steel pipe fitting are ensured to a certain extent.
Example 3: based on embodiment 1, referring to fig. 1 and 8, the embodiment specifically describes a specific structure of a slag collecting assembly, wherein the slag collecting assembly 40 is installed on a position adjacent to the steering internal grinding assembly 30 on the surface of the discharging groove plate 2, and the slag collecting assembly 40 comprises an arc plate 401 and a slag collecting box 402, and the arc plate 401 and the slag collecting box 402 can perform polarization actions, but the vibration amplitude is smaller, so that the normal use of the slag collecting assembly 40 is not affected;
the axle center of the output end of the steering motor 301 coincides with the center of the arc plate 401 on the same vertical plane, so that the surface of the steel pipe piece on the inner rod 302 is ensured to be in contact with each rubber column 13 on the arc plate 401 in the rotating process, the arc plate 401 is connected with the slag collecting box 402 through the plurality of transmission pieces 403, and as can be seen from fig. 8, the number of the transmission pieces 403 in the application is three, the plurality of rubber columns 13 are uniformly arranged on the surface of the arc plate 401 on the moving track of the steel pipe piece, the rubber columns 13 are made of rubber materials, and the specific number of the rubber columns 13 is four; the slag collecting box 402 is connected with the underframe 101 below the discharging groove plate 2 through an elastic piece, the elastic piece at the position adopts a carbon steel spring, and the opening end of the slag collecting box 402 is communicated with the net notch 6, so that the rust slag passing through the net notch 6 can accurately fall into the slag collecting box 402.
In some examples, the transmission member 403 includes a detachably connected insert rod 4031 and an elastic steel bar 4032, where the insert rod 4031 and the elastic steel bar 4032 are connected by a bolt with a nut, or by a buckle, according to specific requirements, the end of the insert rod 4031 is welded to the outer wall of the same side of the slag collecting box 402, so as to ensure that the insert rod 4031 and the slag collecting box 402 form an integral structure, and the end of the elastic steel bar 4032 is welded to the back side of the arc plate 401, so as to ensure that the elastic steel bar 4032 and the arc plate 401 form an integral structure.
By adopting the technical scheme: the steering internal grinding assembly 30 and the slag collecting assembly 40 are matched for use, the steel pipe fitting can be driven to rotate after rust removal of the inner wall of the steel pipe fitting by the steering internal grinding assembly 30 is finished until the steel pipe fitting is separated from the inner rod 302, the steel pipe fitting in the rotating process is contacted with the rubber column 13 on the slag collecting assembly 40, restoring force generated by the rubber column 13 can vibrate the steel pipe fitting, the scraped rust slag in the steel pipe fitting can be ensured to be discharged into the slag collecting box 402 under the action of gravity, meanwhile vibration force generated by the arc plate 401 can be transmitted into the slag collecting box 402 through the transmission part 403, the rust slag is ensured to be uniformly distributed in the slag collecting box 402, and the problem that rust slag is separated from the slag collecting box 402 and scattered outside due to overhigh accumulation and close to the opening end of the slag collecting box 402 is avoided.
The working steps and principles of the whole rust removing device can be obtained by combining the above embodiments 1-3, and the specific steps are as follows:
s1, a steel pipe fitting to be processed enters a feeding trough plate 1 from the direction shown by an arrow A in FIG. 1;
s2, the whole rust removing device is powered on and started, at the moment, two grinding machines in the external grinding assembly 10 start to synchronously rotate in the direction shown by an arrow in FIG. 2, meanwhile, a screw rod 201 in the pushing assembly 20 synchronously rotates and drives a sliding piece 202 to move towards the front grinding roller 7, and due to the fact that a structure that a sliding plate 100 is matched with a convex strip 12 is adopted, the sliding piece 202 can drive the pushing piece 203 to linearly move, and then the pushing piece 203 is contacted with a steel pipe piece to be derusted in the feeding groove plate 1 and continuously pushes the steel pipe piece to move towards the discharging groove plate 2;
s2.1, when the steel pipe fitting just enters the area between the front grinding roller 7 and the rear grinding roller 71, the outer surface of the steel pipe fitting is in contact with the front grinding roller 7 and the rear grinding roller 71, the front grinding roller 7 and the rear grinding roller 71 drive the steel pipe fitting to rotate and rust removal grinding is carried out on the outer surface of the steel pipe fitting, then the steel pipe fitting is continuously pushed to the direction of the discharging groove plate 2 by the pushing piece 203 when rotating, and meanwhile, all the roller bodies 5 on the feeding groove plate 1 rotate;
S2.2, after the pushing piece 203 contacts with the steel pipe, the infrared probe set 11 enters the steel pipe, the infrared probe set 11 starts to detect the diameter of the inner wall of the steel pipe at the moment, referring to FIG. 6, it can be seen that the distances from the corresponding probes to the inner wall of the steel pipe are detected by using two sets of probes towards opposite directions, namely L1 and L2, then known L3, L1 and L2 are accumulated, and the diameter Hr of the inner wall of the steel pipe to be processed can be obtained, and the pushing piece 203 is always positioned at the position of the feeding groove plate 1 capable of uniformly dividing the V shape, so that the structure obtained by the infrared probe set 11 has accuracy;
s2.3, before the steel pipe continuously moves on the discharge groove plate 2 while rotating, a data acquisition module 14 in the controller 3 acquires a known pipe internal volume Vg of a soft through pipe, a known corrosion degree measurement value Xo of the steel pipe to be processed, and a diameter Hr of the inner wall of the steel pipe to be processed, which are input in advance, acquired through the infrared probe group 11, and the acquired data are processed through a data processing module 15 to acquire an estimated inflation amount Ycz, and the estimated inflation amount Ycz is taken as an instruction for starting the inflator 304, so that the inflator 304 supplies air to the balloon 3052 according to the value of the estimated inflation amount Ycz, and the balloon 3052 stretches according to the direction indicated by a corresponding position arrow in FIG. 7;
S3, continuously pushing the steel pipe fitting to the discharging groove plate 2, wherein the brushing mechanism 305 in the stretching state completely enters the steel pipe fitting, and the brushing mechanism 305 in the static state performs polishing and rust removal treatment on the inner wall of the steel pipe fitting in the rotating state until the sliding block 9 on the pushing piece 203 is in contact with the pressure sensor 8 arranged on the front polishing roller 7;
s4, the controller 3 continuously acquires signals sent by the pressure sensor 8, when a judging module 16 arranged in the controller 3 detects a pressure signal value, an opening instruction is generated on the steering motor 301 within a delay time of 0.01S, a closing instruction is synchronously generated on the inflator 304, at the moment, the bag rings 3052 in the brushing mechanism 305 are contracted, so that friction force between each brush hair 3053 and the inner wall of a steel pipe fitting is reduced or eliminated, and the steering motor 301 drives the steel pipe fitting sleeved on the inner rod 302 and having been derusted to deflect according to the arrow direction corresponding to an arc shape in the figure 1, wherein the deflection angle is 225 degrees;
s4.1, in the continuous deflection process of the steel pipe fitting, in the deflection process of 0-180 degrees, the outer surface of the steel pipe fitting is contacted with each rubber column 13 on the arc plate 401 in sequence, and excessive rust slag in the steel pipe fitting passes through the net notch 6 under the action of self gravity and vibration force generated by contact with the rubber columns 13 and enters the slag collecting box 402;
S4.2, in the continuous deflection process of the steel pipe, in the deflection process of 180-225 degrees, the steel pipe after rust removal is separated from the inner rod 302, moves in the direction shown by an arrow B in FIG. 1, and enters the next link, for example: collecting treatment is carried out in a collecting frame;
and S5, finally, the pushing assembly 20 and the steering internal grinding assembly 30 return to the initial state, and the next steel pipe to be processed is continued according to the step S1, and the cycle is performed, so that batch operation is realized.
The above embodiments may be implemented in whole or in part by software, hardware, firmware, or any other combination. When implemented in software, the above-described embodiments may be implemented in whole or in part in the form of a computer program product. Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application.
Claims (7)
1. The surface rust removing device for the steel pipe fitting comprises an outer grinding assembly (10), wherein the outer grinding assembly comprises a bottom frame (101) and a grinding unit arranged on the surface of the bottom frame (101), a feeding groove plate (1) and a discharging groove plate (2) are respectively erected on two sides of the bottom frame (101), a controller (3) for controlling the whole rust removing device is arranged on the side of the grinding unit, and the grinding unit comprises a first grinding machine (102) and a second grinding machine (103);
the output end of the first grinding machine (102) is provided with a front grinding roller (7), the side of the underframe (101) is provided with a distance adjusting cylinder (4) for changing the distance between the first grinding machine (102) and the second grinding machine (103), and the controller (3) is positioned on the side of the first grinding machine (102);
the output end of the second grinding machine (103) is provided with a rear grinding roller (71), and steel pipe fittings in a machining state are used as center lines between the rear grinding roller (71) and the front grinding roller (7) and are symmetrically distributed, and the second grinding machine is characterized in that:
The device also comprises a pushing component (20) and a steering internal grinding component (30);
the pushing assembly (20) comprises a screw rod (201) and a sliding piece (202), wherein the screw rod (201) is fixed at the center of the front grinding roller (7);
the screw rod (201) is used for driving the sliding piece (202) to reciprocate on the surface of the feeding groove plate (1);
the two ends of the sliding piece (202) are respectively welded with a sliding block (9) and a sliding plate (100), the sliding blocks (9) are arranged on the surface of a screw rod (201), raised strips (12) are welded on the side of the feeding groove plate (1) for sliding loading of the sliding plate (100), the surface of the sliding piece (202) is positioned in the area above the feeding groove plate (1) and is detachably connected with a pushing piece (203), and an infrared probe group (11) is arranged on the side, far away from the sliding piece (202), of the pushing piece (203);
the pushing assembly (20) takes a first grinding machine (102) as a driving source and is used for driving steel pipes to enter the discharging groove plate (2) from the feeding groove plate (1), and the grinding unit is used for grinding part of the steel pipes between the feeding groove plate (1) and the discharging groove plate (2);
the steering internal grinding assembly (30) comprises a steering motor (301), an internal rod (302) and an inflator pump (304), wherein the steering motor (301) is arranged at the end, far away from the feeding trough plate (1), of the surface of the discharging trough plate (2), an adjusting piece (303) for adjusting the use height of the internal rod (302) is arranged at the output end of the steering motor (301), the steering motor (301) is used for driving the internal rod (302) to deflect, an extensible grinding and brushing mechanism (305) is arranged at the end, far away from the adjusting piece (303), of the surface of the internal rod (302), and a bag ring (3052) communicated with the outlet end of the inflator pump (304) is arranged in the grinding and brushing mechanism (305);
The system also comprises a data acquisition module (14) and a data processing module (15) which are arranged in the controller (3);
the data acquisition module (14) is used for acquiring related data, the data processing module (15) builds a data analysis model according to the related data, generates an estimated inflation amount Ycz, transmits an instruction of the estimated inflation amount Ycz to the inflator pump (304), and finishes quantitative air supply to the bag ring (3052);
the related data comprise the known internal volume Vg of the soft pipe, the known corrosion degree measurement value Xo of the steel pipe to be processed and the diameter Hr of the inner wall of the steel pipe to be processed, and when the data processing module (15) generates the estimated inflation amount Ycz according to the related data, the non-dimensional processing is carried out on the internal volume Vg of the soft pipe, the corrosion degree measurement value Xo of the steel pipe to be processed and the diameter Hr of the inner wall of the steel pipe to be processed, and the estimated inflation amount Ycz is generated according to the following formula:
in the method, in the process of the invention,representing the estimated coefficient of the air charge quantity->The preset proportional coefficients of the inner volume of the soft through pipe, the rust degree measurement value of the steel pipe fitting to be processed and the diameter of the inner wall of the steel pipe fitting to be processed are respectively +.>，/>Representing a preset threshold, G being a constant correction factor, which is specifically The values are generated by an analytical function fit.
2. The surface rust removing device for steel pipe fittings according to claim 1, wherein: the cross sections of the feeding groove plate (1) and the discharging groove plate (2) are V-shaped, a plurality of roller bodies (5) are rotatably assembled on two sides of the inner walls of the feeding groove plate (1) and the discharging groove plate (2), and net notches (6) are formed in the positions, below the steering internal grinding assembly (30), of the surfaces of the discharging groove plate (2) for the rust slag to pass through.
3. The surface rust removing device for steel pipe fittings according to claim 1, wherein: the infrared probe group (11) always faces to the area between the inner walls of the steel pipe fitting in the machining state, the infrared probe group (11) is used for acquiring the diameter of the inner walls of the steel pipe fitting, and the infrared probe group (11) comprises an upper probe (1101) and a lower probe (1102) which are distributed in an up-down symmetrical mode.
4. The surface rust removing device for steel pipe fittings according to claim 1, wherein: the front grinding roller (7) is characterized in that a pressure sensor (8) is embedded in the position, where the side of the front grinding roller coincides with the movable area of the sliding block (9), of the front grinding roller, the pressure sensor (8) is in communication connection with the controller (3), a judging module (16) is further arranged in the controller (3) and used for judging whether the pressure sensor (8) monitors a pressure signal value, if yes, an opening instruction and a closing instruction are respectively generated on the steering motor (301) and the air pump (304), and if not, the rust removing device continues to work normally.
5. The surface rust removing device for steel pipe fittings according to claim 1, wherein: the air pump (304) is arranged on the surface of the discharging groove plate (2) at a position adjacent to the steering motor (301), the brushing mechanism (305) also comprises a rotary table (3051) and a plurality of bristles (3053), the rotary table (3051) is fixed on the free end of the inner rod (302), the bag ring (3052) is attached to the outer surface of the rotary table (3051), and a plurality of bristles (3053) are arranged on the surface of the bag ring (3052) and distributed in a ring shape.
6. The surface rust removing device for steel pipe fittings according to claim 2, wherein: the slag collecting device further comprises a slag collecting assembly (40), the slag collecting assembly (40) is arranged on the surface of the discharging groove plate (2) at a position adjacent to the steering internal grinding assembly (30), and the slag collecting assembly (40) comprises an arc plate (401) and a slag collecting box (402);
wherein, on the same vertical plane, the axle center of the output end of the steering motor (301) is coincident with the center of the arc plate (401), the arc plate (401) is connected with the slag collecting box (402) by arranging a plurality of transmission parts (403), a plurality of rubber columns (13) are uniformly arranged on the surface of the arc plate (401) and positioned on the moving track of the steel pipe fitting, and the rubber columns (13) are made of rubber materials; the slag collecting box (402) is connected with the underframe (101) below the discharging groove plate (2) through an elastic piece, and the opening end of the slag collecting box (402) is communicated with a plurality of net notches (6).
7. The surface rust removing device for steel pipe fittings according to claim 6, wherein: the transmission piece (403) comprises a detachably connected inserted link (4031) and an elastic steel bar (4032), the end head of the inserted link (4031) is welded with the outer wall of the same side of the slag collecting box (402), and the end head of the elastic steel bar (4032) is welded with the back side of the arc plate (401).
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Effective date of registration: 20231212 Address after: 437000 Intersection of Xiyuan 7th Road and Xiyuan 10th Road, Phase III, Xianning Hi tech Development Zone, Hubei Province Applicant after: Wiggs Hubei Fluid Technology Co.,Ltd. Applicant after: WEGS (SHANGHAI) FLUID TECHNOLOGY Co.,Ltd. Address before: No. 5, Kang'an Erdao Street, Daoli District, Harbin City, Heilongjiang Province, 150000 Applicant before: Harbin Chaorui Mechanical Equipment Co.,Ltd. |
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