CN117089828B - Passivation processing method for surface of spherical tooth hard alloy - Google Patents
Passivation processing method for surface of spherical tooth hard alloy Download PDFInfo
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- CN117089828B CN117089828B CN202311182224.4A CN202311182224A CN117089828B CN 117089828 B CN117089828 B CN 117089828B CN 202311182224 A CN202311182224 A CN 202311182224A CN 117089828 B CN117089828 B CN 117089828B
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- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 78
- 239000000956 alloy Substances 0.000 title claims abstract description 78
- 238000002161 passivation Methods 0.000 title claims abstract description 34
- 238000003672 processing method Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 29
- 230000008569 process Effects 0.000 claims abstract description 14
- 238000005554 pickling Methods 0.000 claims description 41
- 238000001035 drying Methods 0.000 claims description 26
- 239000003795 chemical substances by application Substances 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 22
- 238000006073 displacement reaction Methods 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 3
- 238000000429 assembly Methods 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000004381 surface treatment Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012864 cross contamination Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- JPNWDVUTVSTKMV-UHFFFAOYSA-N cobalt tungsten Chemical compound [Co].[W] JPNWDVUTVSTKMV-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/78—Pretreatment of the material to be coated
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/82—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to the technical field of passivation of the surface of a spherical tooth hard alloy, in particular to a passivation processing method of the surface of the spherical tooth hard alloy, which particularly relates to passivation processing equipment of the surface of the spherical tooth hard alloy in the process of carrying out passivation processing on the surface of the spherical tooth hard alloy.
Description
Technical Field
The invention relates to the technical field of passivation of surfaces of spherical tooth hard alloy, and particularly provides a passivation processing method of the surfaces of the spherical tooth hard alloy.
Background
Cemented carbide buttons are spherical teeth made of cemented carbide materials commonly used in gear mechanisms in mechanical transmission systems, cemented carbide is usually made of tungsten-cobalt alloy or other metal powder mixed with a binder, which has extremely high hardness, wear resistance and corrosion resistance, one of the main functions of cemented carbide buttons is to provide a wear resistant working surface in gear transmission, thus requiring higher wear resistance, cemented carbide buttons also have high strength and rigidity, capable of bearing larger axial and radial loads, while cemented carbide buttons also have good geometric accuracy and dimensional stability, which can improve the accuracy of transmission and reduce vibration and noise during operation, and in addition, due to the low coefficient of friction of cemented carbide materials, rolling friction loss between buttons is small, which can improve transmission efficiency, and therefore require surface treatment before use, and pickling and passivation are a common surface treatment method, which can remove surface oxides and the like, and passivation can be used to protect metal surfaces from corrosion and oxidation, and generally include the following working procedures, cleaning: removing oil stains on the surface, and pickling: removing oxide layer and dirt on the surface- & gt passivation: so that a protective oxide layer appears on the surface→rinsing and drying: avoiding the residue of acid wash or passivating agent.
The following problems also exist in the surface treatment of cemented carbide buttons: 1. in the process of carrying out surface treatment on the hard alloy spherical teeth, the traditional method is generally to directly place the hard alloy spherical teeth into pickling solution for cleaning, take out and place the hard alloy spherical teeth on another device for passivation treatment after cleaning is finished, and each operation process needs to be treated by a separate device.
2. In the process of carrying out acid washing treatment and passivation treatment on the hard alloy buttons, the hard alloy buttons are generally directly washed after being soaked, the reaction speed is slower in the process, the treatment efficiency is reduced, the problem of uneven treatment on the surfaces of the hard alloy buttons is very easy to occur, and better treatment effect cannot be achieved.
Therefore, in order to avoid the problems that the production flow is complex during the surface treatment of the hard alloy buttons and the better treatment effect cannot be achieved during the treatment, the invention provides a passivation processing method for the surfaces of the hard alloy buttons.
Disclosure of Invention
Based on the above, it is necessary to provide a passivation processing method for the surface of the cemented carbide of the button, which aims to solve the problems that the prior art affects the surface treatment of the cemented carbide button that the production flow is complex and the better treatment effect can not be achieved during the treatment.
In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: the passivation processing method for the surface of the spherical tooth hard alloy specifically comprises the following steps:
s1, cleaning a surface: the cemented carbide buttons are first cleaned to remove any dirt, grease or oxide.
S2, acid washing: and (3) adding proper pickling solution into the circular barrel body to carry out pickling treatment on the cemented carbide buttons cleaned in the step (1), and discharging the pickling solution after pickling.
S3, passivating agent treatment: and (3) adding a proper passivating agent into the round barrel body to passivate the hard alloy buttons after the pickling in the step (2), and discharging the passivating agent after the passivation is finished.
S4, flushing and drying: and finally, washing the residual pickling agent or passivating agent on the surface of the hard alloy button by the arranged moving mechanism, and drying after washing is finished.
The surface passivation processing method for the spherical tooth hard alloy, which is used for the steps S1-S4, also specifically relates to surface passivation processing equipment for the spherical tooth hard alloy in the process of carrying out surface passivation processing on the spherical tooth hard alloy, and the surface passivation processing equipment comprises support plates which are arranged in a bilateral symmetry mode and are of inverted L-shaped structures, a circular barrel body is fixedly installed on the opposite faces of the horizontal sections of the two support plates together, an arc-shaped groove is formed in the position, close to the right side, of the top of the circular barrel body, an inserting groove is formed in the arc-shaped groove, a supporting mechanism for supporting the spherical tooth of the hard alloy to be processed is arranged in the position, close to the lower side, of the circular barrel body, and a movable mechanism for cleaning and drying the spherical tooth of the hard alloy is further arranged on the support plate on the right side.
The supporting mechanism comprises displacement grooves symmetrically formed in the left side and the right side of the inner side of the circular barrel body, rectangular blocks sliding up and down are arranged in the displacement grooves, a first waist-shaped groove is formed in each rectangular block, a threaded rod is arranged in each left side of the displacement groove in a rotating mode, the threaded rod and the rectangular blocks are connected through threaded connection, the tops of the threaded rods penetrate through the tops of the circular barrel body and are connected with an external positive and negative rotating motor, annular plates are fixedly installed at positions, close to the upper side, of opposite faces of the two rectangular blocks respectively, a plurality of fixing columns are uniformly and fixedly installed on the inner end faces of the annular plates from left to right, a plurality of supporting rods for supporting the hard alloy buttons are uniformly and fixedly installed on the tops of the fixing columns from front to back, a moving assembly for moving and stirring the hard alloy buttons is arranged at the bottoms of the left and right rectangular blocks, and a driving assembly for controlling the moving assembly to move is further arranged on the circular barrel body.
The moving mechanism comprises a sliding groove formed in the rear side of the horizontal section of the right side supporting plate, a sliding plate is arranged in the sliding groove in a sliding manner through an electric sliding block, an annular cover plate matched with the top of the circular barrel body is fixedly installed on the sliding plate, a support frame which is of a Y-shaped structure and supports the annular cover plate is fixedly installed on the right side supporting plate, an arc plate matched with the arc groove is fixedly installed at the bottom of the right side of the annular cover plate, an inserting block matched with the inserting groove is fixedly installed on the arc plate, a disc block is rotationally arranged on the annular cover plate, a rotating assembly for controlling the disc block to rotate is arranged on the annular cover plate, and a cleaning assembly for cleaning the hard alloy buttons and a drying assembly for drying the hard alloy buttons are arranged at the bottom of the disc block.
According to one embodiment of the invention, the moving assembly comprises moving grooves which are formed in opposite surfaces of the left rectangular block and the right rectangular block and are positioned below the annular plate, moving blocks which slide back and forth are arranged in the moving grooves, mesh plates which are in a net structure are fixedly arranged on opposite surfaces of the two moving blocks together, a plurality of stirring rods which are used for stirring and moving the hard alloy buttons are uniformly and fixedly arranged on rods which are transversely arranged at the tops of the mesh plates from front to back, and the stirring rods are positioned in the middle positions of the fixing columns and are higher than the supporting rods.
According to one embodiment of the invention, the driving assembly comprises a second waist-shaped groove which is arranged at the position, close to the left side, of the top of the circular barrel body and is communicated with the displacement grooves, waist-shaped plates are arranged in the left and right displacement grooves in a sliding mode, the waist-shaped plates sequentially slide through the first waist-shaped groove and the moving block from top to bottom, the top of the waist-shaped plates positioned at the left side extends upwards after penetrating through the waist-shaped grooves, a structural plate is fixedly arranged at the position, above the circular barrel body, of the waist-shaped plates, meshing teeth are fixedly arranged on opposite faces of two horizontal sections of the waist-shaped through groove, a rotating rod is rotatably arranged at the center position of the top of the circular barrel body and is positioned at the waist-shaped through groove, an incomplete gear which is in meshing transmission with the meshing teeth is fixedly arranged on the rotating rod, and the top of the rotating rod is connected with an external driving motor.
According to one embodiment of the invention, the rotating assembly comprises a placing groove formed in the middle of the annular cover plate, a driven gear is fixedly arranged at the position of the disc block in the placing groove, a connecting plate is fixedly arranged at the position, close to the right side, in the placing groove through an electric push rod, and a rack plate meshed with the driven gear for transmission is fixedly arranged at the left side of the connecting plate.
According to one embodiment of the invention, the cleaning component is fixedly arranged at the bottom of the disc block and is provided with annular pipe sleeves uniformly distributed along the circumferential direction, the tops of the annular pipe sleeves are fixedly provided with connecting round pipes penetrating through the tops of the disc block, and the bottoms of the annular pipe sleeves are uniformly and fixedly provided with a plurality of nozzles with conical structures at the bottoms, wherein the bottoms of the nozzles are communicated with the middle of the annular pipe sleeves.
According to one embodiment of the invention, the drying assembly comprises a plurality of communicating pipes which are fixedly arranged at the bottom of the disc block and uniformly distributed along the circumferential direction, the communicating pipes are intermittently distributed with the annular pipe sleeve, a ventilating pipe penetrating through the top of the disc block is fixedly arranged at the top of the connecting part of the middle part of the communicating pipe, and an air outlet pipe which is communicated with the communicating pipe and has a conical structure at the bottom is uniformly and fixedly arranged at the bottom of the communicating pipe.
According to one embodiment of the invention, a first feeding pipe for the pickling solution to enter and a second feeding pipe for the passivating agent to enter which are communicated with the circular barrel are arranged on the side wall of the circular barrel, the bottom of the circular barrel is of an inverted cone structure and is fixedly provided with a circular pipe which is communicated with the circular pipe, and three discharge pipes which can be independently opened and closed are fixedly communicated with the bottom of the circular pipe.
The above technical solutions in the embodiments of the present invention have at least one of the following technical effects:
according to the method for passivating the surface of the hard alloy of the spherical tooth, provided by the embodiment of the invention, the functions of pickling, passivating, flushing and drying the hard alloy spherical tooth can be integrally finished, and a separate device is not needed to process the hard alloy spherical tooth in the operation process, so that the production flow is greatly simplified, the time of manual operation, accumulation and transmission is reduced, the production efficiency of the hard alloy spherical tooth is further improved, the processing time of materials can be reduced by processing in one device, and the possible oxidation and pollution risks are reduced.
Further, according to the cooperation of the moving assembly and the driving assembly provided by the embodiment of the second aspect of the invention, in the process of pickling, passivating, flushing and drying the cemented carbide buttons, the cemented carbide buttons can be uniformly turned over, so that the surface of each cemented carbide button is uniformly covered by the pickling and passivating agent, the problem of uneven treatment is avoided, meanwhile, the contact area between the pickling and passivating agent and the surface of the cemented carbide button can be increased, the reaction speed is accelerated, the treatment efficiency is improved, the production efficiency is improved, further, the pollutant and oxide on the surface of the cemented carbide button are thoroughly removed, the residual pickling solution and passivating solution on the surface can be cleaner when the cemented carbide buttons are flushed, and the cemented carbide buttons are thoroughly dried when the cemented carbide buttons are dried.
Further, the three individually openable and closable discharge pipes provided according to the embodiment of the third aspect of the present invention can avoid cross contamination between different liquids, and can facilitate post-treatment and maintenance work for each discharge pipe.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a flow chart of the operation of the present invention.
Fig. 2 is a schematic view of a first perspective structure (from left to right) of the method for passivating the surface of a cemented carbide for buttons according to the present invention.
Fig. 3 is a partial enlarged view at M of fig. 2.
Fig. 4 is a schematic view of a principal cross-sectional plane structure of the method for passivating the surface of a cemented carbide of the present invention.
Fig. 5 is a partial perspective view of the supporting mechanism.
Fig. 6 is a schematic view of a three-dimensional connection structure of the moving assembly.
Fig. 7 is a schematic view of a planar connection structure of the moving assembly.
Fig. 8 is a partial perspective view of the moving mechanism.
Fig. 9 is a schematic plan view of the rotating assembly.
Fig. 10 is a second perspective view (from front to back) of the method for passivating the surface of a cemented carbide according to the present invention.
Fig. 11 is a schematic view of a third perspective structure (from front to back) of the method for passivating the surface of a cemented carbide for buttons according to the present invention.
Icon: 1-a supporting plate; 2-a circular barrel body; 21-a first feed pipe; a No. 22-second feed pipe; 23-a circular tube; 24-discharge pipe; 3-a supporting mechanism; 31-rectangular blocks; 32-a threaded rod; 33-an annular plate; 34-fixing the column; 35-supporting rods; 36-a moving assembly; 361-moving block; 362-grid plate; 363-toggle lever; 37-a drive assembly; 371-waist-shaped plate; 372-structural plate; 373-turning a lever; 374-incomplete gear; 4-a moving mechanism; 41-a sliding plate; 42-an annular cover plate; 43-supporting frame; 44-arc plate; 45-plug blocks; 46-disc blocks; 47-a rotating assembly; 471-driven gear; 472-connecting plates; 473-rack plate; 48-cleaning the assembly; 481-annular sleeve; 482-connecting round tubes; 483-nozzle; 49-drying assembly; 491-communicating tube; 492-ventilation pipe; 493-air outlet pipe.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Referring to fig. 2, a passivation processing method for the surface of a spherical tooth hard alloy, in the process of carrying out passivation processing on the surface of the spherical tooth hard alloy, still particularly relates to passivation processing equipment for the surface of the spherical tooth hard alloy, which comprises support plates 1 which are in inverted-L-shaped structures and are symmetrically arranged left and right, a circular barrel body 2 is fixedly installed on the opposite surfaces of horizontal sections of the two support plates 1 together, an arc-shaped groove is formed in the position, close to the right, of the top of the circular barrel body 2, an inserting groove is formed in the arc-shaped groove, a supporting mechanism 3 for supporting the spherical tooth of the hard alloy to be processed is arranged in the position, close to the lower side, of the circular barrel body 2, and a movable mechanism 4 for cleaning and drying the spherical tooth of the hard alloy is further arranged on the support plate 1 positioned on the right side.
Referring to fig. 2 and 4, a first feeding pipe 21 for the pickling solution to enter and a second feeding pipe 22 for the passivating agent to enter are installed on the side wall of the circular barrel body 2, which is communicated with the circular barrel body 2, a circular pipe 23 is fixedly installed on the bottom of the circular barrel body 2, and three discharge pipes 24 which can be independently opened and closed are fixedly communicated with the bottom of the circular pipe 23.
When the cleaning device is in an original state, firstly, the discharge pipes 24 are closed, then, the cemented carbide buttons with clean surfaces are placed on the supporting mechanism 3 in the circular barrel body 2 in batches, after the cleaning device is placed, proper pickling solution is selected to enter the circular barrel body 2 through the first arranged feed pipe 21, the cemented carbide buttons in the circular barrel body 2 are soaked, after the pickling is finished, pickling is carried out, after the pickling is finished, one of the discharge pipes 24 is opened to discharge and recycle the pickling solution, then, the discharge pipes 24 are closed, a proper passivating agent is selected to enter the circular barrel body 2 through the second arranged feed pipe 22, the cemented carbide buttons in the circular barrel body 2 are soaked, after the soaking is finished, passivating treatment is carried out after the passivating treatment is finished, the other discharge pipe 24 is opened to discharge and recycle the passivating agent, finally, the discharge pipe 24 is closed, the rest of the discharge pipes 24 are opened, the residual pickling solution or the passivating agent on the surfaces of the cemented carbide buttons is washed through the moving mechanism 4 arranged, and then, drying is carried out, and cross contamination between different liquids can be avoided through the three independently opened and the discharge pipes 24 which are closed after the washing is finished, the following the rinsing is also convenient for each working and maintenance.
Referring to fig. 4, 5 and 6, the supporting mechanism 3 includes a displacement slot symmetrically opened on the left and right sides of the inner side wall of the circular tub 2, rectangular blocks 31 sliding up and down are provided in the displacement slot, a first waist-shaped slot is opened on the rectangular blocks 31, a threaded rod 32 is rotatably provided in the left displacement slot, the threaded rod 32 and the rectangular blocks 31 are connected through a threaded connection, the top of the threaded rod 32 passes through the top of the circular tub 2 and an external forward and reverse rotation motor, an annular plate 33 is fixedly mounted at the position of the opposite surfaces of the two rectangular blocks 31 close to the upper side, a plurality of fixing columns 34 are uniformly and fixedly mounted on the inner end surfaces of the annular plate 33 from left to right, a plurality of supporting rods 35 for supporting the hard alloy buttons are uniformly and fixedly mounted on the top of the fixing columns 34 from front to back, a moving assembly 36 for moving and stirring the hard alloy buttons is provided on the bottom of the left and right rectangular blocks 31, and a driving assembly 37 for controlling the moving assembly 36 to move is further provided on the circular tub 2.
Firstly, place clean carbide button in batches on the bracing piece 35 on fixed column 34 in circular staving 2, carry out simple support through the bracing piece 35 that sets up it, when pickling and passivation are carried out to the carbide button in the circular staving 2, drive the removal subassembly 36 through the actuating assembly 37 that sets up and reciprocate, and then make the removal subassembly 36 remove evenly stirring to the carbide button that places on the bracing piece 35, ensure pickling and passivating agent all obtain even coverage at every carbide button surface, avoid appearing handling inhomogeneous problem, can improve the area of contact of pickling and passivating agent and carbide button surface simultaneously, accelerate reaction rate, help improving treatment effeciency and further help thoroughly getting rid of carbide button surface's pollutant and oxide, it is more clean to turn over the pickling solution that makes the surface remain and passivation solution treatment when rinsing the carbide button, it is carried out and is turned over and can be made dry more thoroughly when carrying out the carbide button and is dried, it is carried out the removal button and is carried out the removal subassembly and is carried out the removal simultaneously and is carried out the removal button and is evenly and is washed down to the carbide button and is moved the button is moved to the piece is moved simultaneously in the face-to the same place 36 when carrying out the face-to the inside the circular staving 2, can be washed down the piece is washed to the complete at the face-to the piece is washed that the piece is moved evenly is washed that can be washed is left in the face-to face of piece is left side of 36 when the piece is left.
Referring to fig. 5, 6 and 7, the moving assembly 36 includes moving grooves formed on opposite surfaces of the left and right rectangular blocks 31 and located below the annular plate 33, moving blocks 361 sliding back and forth are disposed in the moving grooves, mesh plates 362 having a mesh structure are fixedly mounted on opposite surfaces of the two moving blocks 361 together, a plurality of stirring rods 363 for stirring and moving the carbide buttons are uniformly and fixedly mounted on rods transversely arranged on top of the mesh plates 362 from front to back, and the stirring rods 363 are located in middle positions of the fixing columns 34 and higher than the support rods 35.
Referring to fig. 2 and 3, the driving assembly 37 includes a second waist-shaped slot which is formed at a position of the top of the circular tub 2 near the left side and is communicated with the displacement slot, a waist-shaped plate 371 is slidably disposed in the left and right displacement slots, the waist-shaped plate 371 sequentially slides from top to bottom to penetrate through the first waist-shaped slot and the moving block 361, the top of the waist-shaped plate 371 located at the left side extends upwards after penetrating through the waist-shaped slot, a structural plate 372 is fixedly mounted at a position of the waist-shaped plate 371 above the circular tub 2, a waist-shaped through slot is formed in the structural plate 372, meshing teeth are fixedly mounted on two opposite horizontal sections of the waist-shaped through slot, a rotating rod 373 is rotatably disposed at the center position of the waist-shaped through slot, an incomplete gear 374 which is in meshing transmission with the meshing teeth is fixedly mounted on the rotating rod 373, and the top of the rotating rod 373 is connected with an external driving motor.
When the hard alloy buttons placed on the support rods 35 in the circular barrel body 2 are required to be moved and evenly turned and mixed, the rotating rod 373 is driven by the set external driving motor, the rotating rod 373 enables the incomplete gear 374 to be meshed with the meshing teeth, at the moment, the structural plate 372 drives the waist-shaped plate 371 to move back and forth under the limit of the waist-shaped groove and the waist-shaped groove, the waist-shaped plate 371 enables the moving block 361 to move back and forth in the moving groove, and in the moving process of the moving block 361, the mesh plate 362 drives the stirring rod 363 to evenly turn and mix the hard alloy buttons placed on the support rods 35.
Referring to fig. 4 and 8, the moving mechanism 4 includes a sliding groove formed at the rear side of the horizontal section of the right supporting plate 1, a sliding plate 41 is slidably disposed in the sliding groove through an electric sliding block, an annular cover plate 42 matched with the top of the circular barrel 2 is fixedly mounted on the sliding plate 41, a supporting frame 43 which is fixedly mounted on the right supporting plate 1 and has a Y-shaped structure and supports the annular cover plate 42, an arc plate 44 matched with the arc groove is fixedly mounted at the bottom of the right side of the annular cover plate 42, a plug-in block 45 matched with the plug-in groove is fixedly mounted on the arc plate 44, a disc block 46 is rotatably disposed on the annular cover plate 42, a rotating assembly 47 for controlling the disc block 46 to rotate is disposed on the annular cover plate 42, and a cleaning assembly 48 for cleaning the hard alloy buttons and a drying assembly 49 for drying the hard alloy buttons are disposed at the bottom of the disc block 46.
In the original state, the electric sliding block is started, the sliding plate 41 drives the annular cover plate 42 to move left, the inserting block 45 on the arc plate 44 is clamped into the inserting groove, the circular barrel body 2 is in the closed state, (refer to fig. 10 and 11), when the hard alloy spherical teeth in the circular barrel body 2 are required to be placed and taken out, the electric sliding block is driven to move right, after the pickling and passivation treatment is carried out in the circular barrel body 2, the set rotating assembly 47 is started to enable the disc block 46 to rotate, further the cleaning assembly 48 at the bottom of the disc block 46 washes the residual pickling solution and passivation solution on the surface of the hard alloy spherical teeth, after the washing is completed, the drying assembly 49 at the bottom of the disc block 46 dries the surface of the hard alloy spherical teeth, and the drying is completed later after the hard alloy spherical teeth are washed through the set moving mechanism 4, so that the problem of complicated operation steps caused when the hard alloy spherical teeth are taken out and placed on another device for drying after the traditional washing is avoided.
Referring to fig. 9, the rotating assembly 47 includes a slot formed in the middle of the annular cover plate 42, a driven gear 471 is fixedly mounted at a position of the disk block 46 located in the slot, a connecting plate 472 is fixedly mounted at a position close to the right side in the slot through an electric push rod, and a rack plate 473 in meshing transmission with the driven gear 471 is fixedly mounted at the left side of the connecting plate 472.
Referring to fig. 8 and 9, the cleaning assembly 48 is fixedly provided with annular sleeves 481 uniformly distributed along the circumferential direction at the bottom of the disc block 46, the top parts of the annular sleeves 481 are fixedly provided with connecting circular tubes 482 penetrating the top part of the disc block 46, and the bottom part of the annular sleeves 481 is uniformly and fixedly provided with a plurality of nozzles 483 with conical structures at the bottom communicated with the middle part of the annular sleeves 481.
When the hard alloy ball teeth in the circular barrel body 2 are washed, the hard alloy ball teeth placed on the support rod 35 in the circular barrel body 2 move upwards to be right below the circular pipe sleeve 46, at the moment, the connecting circular pipe 482 is externally connected with a water suction pipe, so that water is finally sprayed out through the nozzle 483 through the annular pipe sleeve 481, meanwhile, an electric push rod is started, the electric push rod enables the connecting plate 472 to drive the rack plate 473 to move back and forth in a reciprocating manner, further the rack plate 473 drives the incomplete gear 374 to move in a rotating manner, the incomplete gear 374 enables the circular pipe sleeve 481 to drive the circular pipe sleeve 481 to move in a rotating manner, and the hard alloy ball teeth placed on the support rod 35 are washed by the water sprayed out of the nozzle 483 in the rotating process.
With continued reference to fig. 8 and 9, the drying assembly 49 includes a plurality of communicating pipes 491 fixedly installed at the bottom of the disc block 46 and uniformly distributed along the circumferential direction, the communicating pipes 491 are intermittently distributed with the annular sleeve 481, a ventilation pipe 492 penetrating through the top of the disc block 46 is fixedly installed at the top of the middle connection part of the communicating pipes 491, and an air outlet pipe 493 having a tapered structure at the bottom and communicated with the communicating pipes 491 is uniformly and fixedly installed at the bottom of the communicating pipes 491.
When the hard alloy buttons in the round barrel body 2 are subjected to drying treatment after washing, the connecting round pipe 482 is not externally connected with a water suction pipe, the rotating assembly 47 always drives the disc block 46 to rotate, the ventilation pipe 492 is externally connected with a fan, and the air of the fan is blown out through the air outlet pipe 493 through the communicating pipe 491, so that the washed hard alloy buttons are quickly dried.
The invention also provides a method for passivating the surface of the spherical tooth hard alloy, which comprises the following steps:
s1, cleaning a surface: the cemented carbide buttons are first cleaned to remove any dirt, grease or oxide.
S2, acid washing: firstly, the discharge pipe 24 is closed, then the cemented carbide buttons with clean surfaces are placed on the support rods 35 on the fixed columns 34 in the circular barrel body 2 in batches, the cemented carbide buttons are simply supported by the support rods 35, then a proper pickling solution is selected to enter the circular barrel body 2 through the first feeding pipe 21, the cemented carbide buttons in the circular barrel body 2 are soaked, after the soaking is finished, the moving assembly 36 is driven to reciprocate back and forth through the driving assembly 37, and then the moving assembly 36 moves and evenly turns over the cemented carbide buttons placed on the support rods 35, so that the pickling effect is ensured.
S3, passivating agent treatment: after pickling, one of the discharge pipes 24 is opened to discharge and recycle pickling liquid, then the discharge pipe 24 is closed, a proper passivating agent is selected to enter the circular barrel body 2 through the second feed pipe 22, hard alloy buttons in the circular barrel body 2 are soaked, after soaking for a period of time, the driving assembly 37 drives the moving assembly 36 to move back and forth, and then the moving assembly 36 moves and evenly turns over the hard alloy buttons placed on the support rods 35 to ensure the passivating effect, after passivating is finished, the other discharge pipe 24 is opened to discharge and recycle the passivating agent, and finally the discharge pipe 24 is closed and the rest one discharge pipe 24 is opened.
S4, flushing and drying: after passivation is completed, the connecting circular tube 482 is externally connected with a water suction pipe, water is sprayed out through the annular tube sleeve 481 finally through the nozzle 483, meanwhile, the electric push rod is started, the electric push rod enables the connecting plate 472 to drive the rack plate 473 to move back and forth in a reciprocating mode, further, the rack plate 473 drives the incomplete gear 374 to move in a rotating mode, the incomplete gear 374 enables the disc block 46 to drive the annular tube sleeves 481 to move in a rotating mode, water sprayed out by the nozzle 483 in the rotating process washes hard alloy buttons placed on the supporting rod 35, the connecting circular tube 482 is not externally connected with the water suction pipe after washing is completed, the rotating assembly 47 always drives the disc block 46 to rotate at this time, then the ventilating tube 492 is externally connected with a fan 491, wind of the fan is blown out through the communicating tube 493 finally, and then the hard alloy buttons after washing are dried rapidly.
In the description of the embodiments of the present invention, it should be noted that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.
Claims (5)
1. A method for passivating the surface of a spherical tooth hard alloy is characterized by comprising the following steps: the method for passivating the surface of the spherical tooth hard alloy specifically comprises the following steps:
s1, cleaning a surface: firstly, cleaning the surface of the hard alloy button to remove any dirt, grease or oxide;
s2, acid washing: adding proper pickling solution into the circular barrel body (2) to carry out pickling treatment on the cemented carbide buttons cleaned in the step (1), and discharging the pickling solution after pickling;
s3, passivating agent treatment: adding a proper passivating agent into the round barrel body (2) to passivate the hard alloy buttons after pickling in the step (2), and discharging the passivating agent after passivation;
s4, flushing and drying: finally, washing the residual pickling agent or passivating agent on the surface of the hard alloy button through the arranged moving mechanism (4), and drying after washing is finished;
the surface passivation processing method for the spherical tooth hard alloy, which is used for the step S1-S4, also particularly relates to surface passivation processing equipment for the spherical tooth hard alloy in the process of carrying out surface passivation processing on the spherical tooth hard alloy, and the surface passivation processing equipment comprises support plates (1) which are symmetrically arranged left and right and are in an inverted L-shaped structure, wherein the opposite surfaces of the horizontal sections of the two support plates (1) are fixedly provided with round barrels (2) together, the positions, close to the right, of the tops of the round barrels (2) are provided with arc grooves, the arc grooves are provided with inserting grooves, the positions, close to the lower side, in the round barrels (2) are provided with support mechanisms (3) for supporting the spherical tooth of the hard alloy to be processed, and the support plates (1) positioned on the right are also provided with movable mechanisms (4) for cleaning and drying the spherical tooth of the hard alloy;
the supporting mechanism (3) comprises displacement grooves symmetrically formed in the left side and the right side of the inner side of the circular barrel body (2), rectangular blocks (31) sliding up and down are arranged in the displacement grooves, a first waist-shaped groove is formed in each rectangular block (31), a threaded rod (32) is arranged in each left displacement groove in a rotating mode, the threaded rods (32) and the rectangular blocks (31) are connected through threads, the tops of the threaded rods (32) penetrate through the top of the circular barrel body (2) and are connected with an external positive and negative rotating motor, annular plates (33) are fixedly arranged at positions, close to the upper side, of opposite surfaces of the two rectangular blocks (31), a plurality of fixing columns (34) are uniformly and fixedly arranged on the inner end surfaces of the annular plates (33) from left to right, a plurality of supporting rods (35) for supporting hard alloy buttons are uniformly and fixedly arranged on the tops of the fixing columns (34) from front to back, moving assemblies (36) for moving and stirring the hard alloy buttons are arranged at the bottoms of the left and right rectangular blocks (31), and driving assemblies (37) for controlling the moving assemblies (36) are further arranged on the circular barrel body (2);
the moving assembly (36) comprises moving grooves which are formed in the opposite surfaces of the left rectangular block (31) and the right rectangular block and are positioned below the annular plate (33), moving blocks (361) which slide forwards and backwards are arranged in the moving grooves, grid plates (362) which are of a net structure are fixedly arranged on the opposite surfaces of the two moving blocks (361) together, a plurality of stirring rods (363) for stirring and moving the hard alloy buttons are uniformly and fixedly arranged on rods transversely arranged at the tops of the grid plates (362) from front to back, and the stirring rods (363) are positioned in the middle positions of the fixing columns (34) and are higher than the supporting rods (35);
the driving assembly (37) comprises a second waist-shaped groove which is formed in the position, close to the left side, of the top of the circular barrel body (2) and is communicated with the displacement groove, waist-shaped plates (371) are slidably arranged in the left and right displacement grooves, the waist-shaped plates (371) sequentially slide through the first waist-shaped groove and the moving block (361) from top to bottom, the tops of the left waist-shaped plates (371) penetrate through the waist-shaped grooves and then extend upwards, a structural plate (372) is fixedly arranged at the position, above the circular barrel body (2), of the waist-shaped plates (371), a waist-shaped through groove is formed in the structural plate (372), meshing teeth are fixedly arranged on opposite faces of two horizontal sections of the waist-shaped through groove, a rotating rod (373) is rotatably arranged at the center position of the waist-shaped through groove, an incomplete gear (374) in meshing transmission with the meshing teeth is fixedly arranged on the rotating rod (373), and the top of the rotating rod (373) is connected with an external driving motor;
the moving mechanism (4) comprises a sliding groove formed in the rear side of the horizontal section of the right side supporting plate (1), a sliding plate (41) is arranged in the sliding groove in a sliding mode through an electric sliding block, an annular cover plate (42) matched with the top of the circular barrel body (2) is fixedly installed on the sliding plate (41), a supporting frame (43) which is fixedly installed on the right side supporting plate (1) and is of a Y-shaped structure and used for supporting the annular cover plate (42), an arc-shaped plate (44) matched with the arc-shaped groove is fixedly installed at the bottom of the right side of the annular cover plate (42), an inserting block (45) matched with the inserting groove is fixedly installed on the arc-shaped plate (44), a disc block (46) is arranged on the annular cover plate (42) in a rotating mode, a rotating assembly (47) used for controlling the disc block (46) to rotate is arranged at the bottom of the disc block (46), and a cleaning assembly (48) used for cleaning hard alloy buttons and a drying assembly (49) used for drying the hard alloy buttons are arranged at the bottom of the disc block (46).
2. The method for passivating the surface of the spherical tooth hard alloy according to claim 1, which is characterized by comprising the following steps: the rotating assembly (47) comprises a placing groove formed in the middle of the annular cover plate (42), a driven gear (471) is fixedly arranged at the position of the disc block (46) located in the placing groove, a connecting plate (472) is fixedly arranged at the position, close to the right side, of the placing groove through an electric push rod, and a rack plate (473) meshed with the driven gear (471) is fixedly arranged at the left side of the connecting plate (472).
3. The method for passivating the surface of the spherical tooth hard alloy according to claim 1, which is characterized by comprising the following steps: the cleaning assembly (48) is characterized in that annular sleeves (481) which are uniformly distributed along the circumferential direction are fixedly arranged at the bottom of the disc block (46), connecting round tubes (482) penetrating through the top of the disc block (46) are fixedly arranged at the top of the annular sleeves (481), and a plurality of nozzles (483) with conical structures at the bottoms and communicated with the middle of the annular sleeves (481) are uniformly and fixedly arranged at the bottom of the annular sleeves (481).
4. The method for passivating the surface of the spherical tooth hard alloy according to claim 1, which is characterized by comprising the following steps: the drying assembly (49) comprises a plurality of communicating pipes (491) which are fixedly arranged at the bottom of the disc block (46) and are communicated with one another in a circumferential direction and uniformly distributed, the communicating pipes (491) are intermittently distributed with the annular sleeve (481), a ventilating pipe (492) penetrating through the top of the disc block (46) is fixedly arranged at the top of the middle connecting part of the communicating pipe (491), and an air outlet pipe (493) with a conical structure is uniformly and fixedly arranged at the bottom of the communicating pipe (491) and communicated with the bottom of the communicating pipe (491).
5. The method for passivating the surface of the spherical tooth hard alloy according to claim 1, which is characterized by comprising the following steps: the utility model discloses a pickling solution pickling device, including circular staving (2), the lateral wall of circular staving (2) install be used for pickling solution inlet pipe (21) with circular staving (2) are linked together, with be used for passivating agent inlet pipe No. two (22), the bottom of circular staving (2) be the circular pipe (23) that reverse taper structure and fixed mounting are linked together, circular pipe (23) bottom fixed intercommunication has three discharge pipe (24) that can open the closure alone.
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| CN202311182224.4A CN117089828B (en) | 2023-09-13 | 2023-09-13 | Passivation processing method for surface of spherical tooth hard alloy |
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| CH393030A (en) * | 1962-01-15 | 1965-05-31 | Borg Holding Ag | Process for treating metal surfaces and application of the process |
| CN102220591A (en) * | 2011-07-26 | 2011-10-19 | 扬州华宇管件有限公司 | Pickling and passivating treatment process for stainless steel pipes |
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