CN116770290A - Chemical oxidation treatment equipment for cast copper workpiece - Google Patents
Chemical oxidation treatment equipment for cast copper workpiece Download PDFInfo
- Publication number
- CN116770290A CN116770290A CN202210542121.3A CN202210542121A CN116770290A CN 116770290 A CN116770290 A CN 116770290A CN 202210542121 A CN202210542121 A CN 202210542121A CN 116770290 A CN116770290 A CN 116770290A
- Authority
- CN
- China
- Prior art keywords
- workpiece
- rotating
- lifting
- cavity
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 35
- 239000010949 copper Substances 0.000 title claims abstract description 35
- 230000003647 oxidation Effects 0.000 title claims abstract description 30
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 30
- 239000000126 substance Substances 0.000 title claims abstract description 28
- 238000011010 flushing procedure Methods 0.000 claims abstract description 62
- 238000001035 drying Methods 0.000 claims abstract description 55
- 238000002161 passivation Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000005266 casting Methods 0.000 claims abstract description 25
- 230000008569 process Effects 0.000 claims abstract description 16
- 238000005406 washing Methods 0.000 claims abstract description 15
- 239000002253 acid Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 53
- 239000007788 liquid Substances 0.000 claims description 19
- 239000002699 waste material Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000009987 spinning Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 18
- 239000000243 solution Substances 0.000 description 18
- 238000005554 pickling Methods 0.000 description 17
- 239000003110 molding sand Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 238000005507 spraying Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000010301 surface-oxidation reaction 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
- 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
Landscapes
- 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)
Abstract
The invention belongs to the technical field of copper casting processes, in particular to a copper casting workpiece chemical oxidation treatment device, which is characterized in that a flushing function cavity, an acid washing function cavity, a passivation function cavity and a drying function cavity are arranged on a workbench, and the steps of flushing, acid washing, passivation, drying and the like are needed when the workpiece is subjected to surface chemical oxidation treatment by converting the workpiece in different function cavities and realizing the overturning of the workpiece in the function cavities through a lifting device, a rotating device and a rotating device, so that the manual carrying of the workpiece in the process of converting different working procedures is avoided, the labor cost is saved, and the working hours are reduced.
Description
Technical Field
The invention belongs to the technical field of copper casting processes, and particularly relates to chemical oxidation treatment equipment for a copper casting workpiece.
Background
The chemical oxidation method is a common surface treatment method for nonferrous metals or alloys such as aluminum, copper, magnesium and the like, and the surface of the metal is oxidized by a chemical reagent to form a layer of compact oxide film which is used as a protective layer to protect the metal body in the metal body from being oxidized by oxygen or other substances;
the existing cast copper workpiece oxidation treatment process comprises the steps of acid washing, flushing, passivation, drying and the like, wherein the steps are carried out separately, workers are required to continuously transfer the workpieces among different treatment equipment, the labor and financial resources are wasted greatly, and the workpieces are easy to accumulate.
In view of the above, the present invention has been devised to solve the above-mentioned problems, and has developed a chemical oxidation treatment apparatus for cast copper workpieces.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: in the existing cast copper workpiece oxidation treatment process, various treatment steps are mutually separated, and the workpiece needs to be transferred back and forth between different devices.
The invention provides a chemical oxidation treatment device for a cast copper workpiece, which comprises the following components: the workstation still includes:
functional cavity: the four functional cavities are divided into a flushing functional cavity, an acid washing functional cavity, a passivation functional cavity and a drying functional cavity, are all arranged on the surface of the workbench and are annularly distributed around the center of the workbench;
lifting device: the lifting device is positioned in the center of the workbench and used for lifting other devices;
and a rotating device: the rotating device is arranged on the lifting device and used for controlling the position change of the side device;
a rotating device: the rotating device is arranged on one side of the rotating device and is used for overturning the workpiece in the related treatment process.
Preferably, the lifting device includes:
lifting motor: the lifting motor is fixed at the bottom of the center of the workbench;
a sun gear: the central gear is concave in the middle part and is fixedly connected with the output shaft of the lifting motor at the bottom;
side gear: the three side gears are arranged on the side part of the central gear, are annularly and uniformly distributed and are meshed with the central gear, a through hole is formed in the center of the side gears, and threads are arranged in the through hole; the bottom of the side gear is rotationally connected with the workbench;
lifting table: the lifting platform is positioned right above the central gear, and the center of the lifting platform is overlapped with the central gear;
lifting hole: three lifting holes are respectively formed in the wall of the workbench below the central through holes of the three side gears;
screw rod: the three lead screws are respectively positioned at the central through holes of the three side gears. The lower part of the lever body is positioned in the lifting hole, and the top end of the lever body is fixedly connected with the lateral platform body of the lifting platform.
Preferably, the rotating device includes:
rotating the motor base: the rotary motor seat is positioned at the upper part of the central gear and is fixedly connected to the bottom of the lifting table;
and (3) rotating a motor: the rotating motor is arranged in the rotating motor seat, and an output shaft of the rotating motor penetrates through the upper surface of the lifting table;
rotating arm: the rotating arm is positioned above the side of the lifting platform, one end of the rotating arm is fixedly connected with the output shaft of the rotating motor, the other end of the rotating arm extends to one side, and a part of the extending arm body is arranged in a key groove-shaped cavity penetrating through the upper surface and the lower surface.
Preferably, the spinning device includes:
rotating motor base: the rotating motor seat is fixedly connected above a side arm body of the rotating arm, which is close to the rotating center;
rotating motor: the rotating motor is arranged in the rotating motor seat, and an output shaft of the rotating motor downwards extends out of one end, close to the center, of the key slot-shaped cavity;
rotating gear: the rotating gear is positioned at one end of the key slot-shaped cavity, is arranged below the rotating motor and is fixedly connected with an output shaft of the rotating motor;
workpiece placement frame: the workpiece placing frame is net-shaped, is positioned at one end of the key groove-shaped cavity far away from the center, and has tooth-shaped upper edges;
chain groove: the chain groove is arranged on the inner side part of the key groove-shaped cavity;
a transmission chain: the transmission chain is arranged in the chain groove and meshed with the rotating gear and the toothed frame body at the upper edge of the workpiece placing frame.
Preferably, a limiting block is arranged on the side part of the workpiece placement frame on the lower surface of the rotating arm.
Preferably, the inside water pump that is equipped with of flushing function chamber, water pump upper portion is equipped with the water inlet, the water pump bottom is equipped with four delivery ports, flushing function chamber lateral part fixedly connected with four jet ports, and regard flushing function chamber middle part as the center and be cyclic annular evenly arranged, the jet port passes through the pipe connection with the delivery port, and its mouth body is slight downward sloping to aim at flushing function chamber central point put.
Preferably, the water inlet is provided with a reticular filter element.
Preferably, the bottom of the drying function cavity is fixedly connected with a drying motor, an output shaft of the drying motor is fixedly connected with a fan, a strip-shaped through hole is formed in the wall body of the workbench at the side part of the drying motor and communicated with the outside air, and a heating net fixedly connected with the inner wall of the drying function cavity is arranged above the fan.
Preferably, a funnel-shaped air collecting port is arranged above the heating net in the drying functional cavity.
Preferably, the wall body on the upper surface of the workbench is inclined outwards, a waste liquid collecting tank is arranged at the outer edge, and a discharge outlet is arranged in the waste liquid collecting tank.
The beneficial effects of the invention are as follows:
the invention provides a cast copper workpiece chemical oxidation treatment device, which is characterized in that a flushing function cavity, an acid washing function cavity, a passivation function cavity and a drying function cavity are arranged on a workbench, and the workpiece is converted in different function cavities and turned in the function cavities by a lifting device, a rotating device and a rotating device, so that the steps of flushing, acid washing, passivation, drying and the like required by the workpiece during the surface chemical oxidation treatment are achieved, the manual carrying of the workpiece during the conversion of different working procedures is avoided, the labor cost is saved, and the working hours are reduced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a cross-sectional view of a body of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a view from FIG. 1C of the present invention;
FIG. 4 is a cross-sectional view of a flush functional chamber of the present invention;
FIG. 5 is a top view of the flush functional chamber of the present invention;
FIG. 6 is an enlarged view of the water inlet of FIG. 4 in accordance with the present invention;
FIG. 7 is a cross-sectional view of a drying functional cavity of the present invention;
FIG. 8 is a view of the meshing of the rotating gear and chain with the workpiece placement frame of the present invention;
FIG. 9 is a view from FIG. 1A of the present invention;
in the figure: the washing machine comprises a workbench 1, a waste liquid collecting tank 11, a discharge port 12, a washing function cavity 21, a water pump 211, a water inlet 212, a water outlet 213, an injection port 214, a net-shaped filter element 215, an acid washing function cavity 22, a passivation function cavity 23, a drying function cavity 24, a drying motor 241, a fan 242, a strip-shaped through hole 243, a heating net 244, a wind collecting port 245, a lifting motor 31, a central gear 32, a side gear 33, a through hole 331, a lifting table 34, a lifting hole 35, a screw rod 36, a rotary motor seat 41, a rotary motor 42, a rotary arm 43, a limiting block 431, a key groove-shaped cavity 44, a rotary motor seat 51, a rotary motor 52, a rotary gear 53, a workpiece placing frame 54, a chain groove 55 and a transmission chain 56.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention solves the problems that various processing steps are mutually separated and workpieces need to be transferred back and forth between different devices in the existing copper casting workpiece oxidation processing technology by providing the copper casting workpiece chemical oxidation processing equipment.
The technical scheme in the embodiment of the invention aims to solve the technical problems, and the overall thought is as follows: the working table 1 is provided with a flushing function cavity 21, a pickling function cavity 22, a passivation function cavity 23 and a drying function cavity 24, and the workpiece moves back and forth in different function cavities through a lifting device and a rotating device to finish corresponding surface oxidation process steps;
the different steps of the chemical oxidation process of the cast copper workpiece are integrated, so that the manual carrying and transferring of the workpiece during different processes are omitted, and the labor hour and the manpower are greatly saved.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
The invention provides a chemical oxidation treatment device for a cast copper workpiece, which comprises the following components: the work bench 1 further comprises:
functional cavity: the four functional cavities are divided into a flushing functional cavity 21, an acid washing functional cavity 22, a passivation functional cavity 23 and a drying functional cavity 24, are all arranged on the surface of the workbench 1 and are annularly distributed around the center of the workbench 1;
lifting device: the lifting device is positioned in the center of the workbench 1 and used for lifting other devices;
and a rotating device: the rotating device is arranged on the lifting device and used for controlling the position change of the side device;
a rotating device: the rotating device is arranged on one side of the rotating device and is used for overturning the workpiece in the related treatment process.
The invention is provided with a workbench 1, wherein a flushing function cavity 21, a pickling function cavity 22, a passivation function cavity 23 and a drying function cavity 24 are arranged on the workbench 1, the four function cavities are annularly distributed around the center of the workbench 1, a lifting device is arranged at the center of the workbench 1, a rotating device is arranged on the lifting device, a rotating device is arranged on the side part of the rotating device, a copper casting workpiece is arranged at one end of the rotating device, after a worker polishes the cast copper casting workpiece to remove molding sand on the surface of the copper casting workpiece, the workpiece is arranged at the workpiece placing position on the rotating device, a machine body is started, the rotating device firstly rotates the workpiece to the position above the flushing function cavity 21, the lifting device enables the workpiece to be lowered to the middle part of the flushing function cavity 21, and the flushing function cavity 21 washes the workpiece to remove residual molding sand on the surface of the workpiece; the lifting device enables the workpiece to rise to the upper surface of the workbench 1, the rotating device rotates the workpiece to the upper side of the pickling functional cavity 22, sulfuric acid solution with a certain concentration is filled in the pickling functional cavity 22, the lifting device descends the workpiece into the sulfuric acid solution in the pickling functional cavity 22 for pickling for a certain time, and the uneven oxide film on the surface of the cast copper workpiece can be removed by pickling; lifting the workpiece to the upper part of the workbench 1 by the lifting device after the pickling is finished, transferring the workpiece to the upper part of the flushing function cavity 21 by the rotating device, and lowering the workpiece to the inside of the flushing function cavity 21 by the lifting device to perform secondary flushing to remove residual sulfuric acid solution on the surface of the workpiece; after the flushing is finished, the lifting device lifts the workpiece to the upper part of the workbench 1 again, the rotating device transfers the workpiece to the upper part of the passivation function cavity 23, passivation liquid is filled in the passivation function cavity 23, the lifting device enables the workpiece to descend into the passivation liquid in the passivation function cavity 23 for surface erosion passivation, after the passivation is finished, a layer of compact oxide film is formed on the surface of the cast copper workpiece, and the lifting device lifts the workpiece to the upper part of the workbench 1; the rotating device rotates the workpiece to the upper part of the flushing function cavity 21, the lifting device descends the workpiece to the inner part of the flushing function cavity 21 again to perform three times of flushing, the residual passivation solution on the surface of the workpiece is removed, and the lifting device lifts the workpiece to the upper part of the workbench 1 after the flushing is completed; then the workpiece is rotated to the upper part of the drying functional cavity 24 by the rotating device, the workpiece is lowered to the inside of the drying functional cavity 24 by the lifting device to be dried, evaporation of residual moisture on the surface of the workpiece is accelerated, after drying is finished, the workpiece is lifted to the upper part of the workbench 1 again by the lifting device, and then the workpiece with the passivated surface is taken out by a worker; the rotating device can rotate the workpiece when the workpiece is subjected to the steps of washing, pickling, drying and passivating, so that the effect of each working procedure is better, more uniform and more comprehensive; according to the invention, four working procedures are integrated in one machine body and can be alternately operated according to the process steps of chemical oxidation of the surface of the copper casting workpiece, so that the time consumed by workers moving the workpiece between different working procedures in the traditional process is saved, the standardized operation of the continuous flow is performed in the chemical oxidation process of the surface of the copper casting workpiece, the error of manual treatment is reduced, and the quality of forming the oxide film on the surface of the copper casting workpiece is improved.
As a specific embodiment of the present invention, the lifting device includes:
lifting motor 31: the lifting motor 31 is fixed at the bottom of the center of the workbench 1;
sun gear 32: the central gear 32 is concave in the middle and is fixedly connected with the output shaft of the lifting motor 31 at the bottom;
side gears 33: three side gears 33 are arranged on the side part of the central gear 32, the three side gears 33 are uniformly distributed in a ring shape and are meshed with the central gear 32, a through hole 331 is formed in the center of the side gears, and threads are arranged in the through hole 331; the bottom of the side gear 33 is rotationally connected with the workbench 1;
lifting table 34: the lifting platform 34 is positioned right above the central gear 32, and the center of the lifting platform is coincident with the central gear 32;
lifting hole 35: three lifting holes 35 are respectively arranged on the wall of the workbench 1 below the central through holes 331 of the three side gears 33;
lead screw 36: the three lead screws 36 are respectively positioned at the central through holes 331 of the three side gears 33. Which is screwed with the center of the side gear 33, and the lower lever body is positioned in the lifting hole 35, and the top end of the lower lever body is fixedly connected with the side table body of the lifting table 34.
In the operation process of the invention, the lifting device needs to be started for a plurality of times, and the lifting device is a key device for putting a workpiece into and removing the workpiece from the functional cavity and comprises: the lifting motor 31, the central gear 32, the side gears 33, the lifting platform 34, the lifting holes 35 and the lead screw 36, wherein the lifting motor 31 is fixed at the central bottom of the workbench 1, the output shaft of the lifting motor is fixedly connected with the bottom of the central gear 32, the lifting platform 34 is positioned right above the central gear 32, the center of the lifting platform is coincident with the central gear 32, the central gear 32 is sunken at the middle part and can accommodate the bulge at the bottom of the lifting platform 34 above, so that the change of the horizontal position of the lifting platform 34 is possible, three side gears 33 are arranged at the side parts of the central gear 32, the side gears 33 are uniformly distributed in a ring shape and are meshed with the central gear 32, the center of the lifting motor is provided with a through hole 331, threads are arranged in the through hole 331, the lifting holes 35 are respectively positioned on the wall of the workbench 1 below the central through hole 331 of the three side gears 33, the central through hole 331 of each side gear 33 is provided with one lead screw 36, the central through hole 331 is in threaded connection with the center of the side gears 33, the lower part of the lever body is positioned in the lifting hole 35, the top of the lever body is fixedly connected with the side part of the lifting platform 34, and the rotating device, the rotating device and the workpiece are positioned above the lifting platform 34;
when the workpiece is required to descend into the functional cavity to perform certain operation, or when the workpiece leaves the functional cavity to finish certain operation, the lifting motor 31 is started to drive the central gear 32 to start rotating, the central gear 32 and the side gears 33 are meshed with each other, the rotation of the central gear 32 drives the rotation of the side gears 33, the rotation directions of the three side gears 33 are the same, the rotation speeds are the same, the side gears 33 are in threaded connection with the lead screw 36 in the center of the side gears 33, a certain rotation force is given to the lead screw 36 when the side gears 33 rotate, the lower part of the lead screw 36 is positioned in the lifting hole 35, the lifting hole 35 can accommodate the space allowance for the up-down movement of the part of the shaft of the lead screw 36, the three lead screws 36 are positioned in the lifting holes 35, the lifting hole 35 is fixed on the workbench 1, the top bar bodies of the three lead screws 36 are fixedly connected with the lifting table 34, so that the three lead screws 36 do not rotate when the side gears 33 rotate to give the lead screws 36 a rotating force, and therefore, under the limit of the rotating force to the tops of the three lead screws 36 by the lifting table 34, and because the bottoms of the side gears 33 are rotationally connected with the workbench 1 through annular protrusions, the side gears 33 cannot move up and down, and therefore, when the side gears 33 rotate, the internal threads of the side gears 33 can move the lead screws 36 up and down under the cooperation with the surface threads of the lead screws 36, so that the lead screws 36 move up and down along the lifting holes 35, and the up and down moving speed and displacement amount of the three lead screws 36 are the same under the driving of the three side gears 33 with the same rotating speed and rotating direction, the lifting table 34 can realize the stable up and down moving of the three lead screws 36 under the driving of the three lead screws 36 while the central points are unchanged, thereby changing the upper and lower positions of the rotating means and the workpiece loaded on the elevating table 34.
As a specific embodiment of the present invention, the rotating device includes:
rotating motor mount 41: the rotary motor seat 41 is positioned at the upper part of the central gear 32 and is fixedly connected to the bottom of the lifting platform 34;
rotation motor 42: the rotating motor 42 is arranged in the rotating motor seat 41, and an output shaft of the rotating motor 42 passes through the upper surface of the lifting table 34;
rotating arm 43: the rotating arm 43 is located above the lifting platform 34, one end of the rotating arm is fixedly connected with the output shaft of the rotating motor 42, the other end extends to one side, and a part of the arm body extending out of the rotating arm body is arranged in a key groove-shaped cavity 44 penetrating through the upper surface and the lower surface.
The invention relates to a rotating device which is used for driving a workpiece to rotate around the center point of a machine body when the workpiece is positioned above a functional cavity and switching between different functional cavities, and comprises a rotating motor seat 41, a rotating motor 42 and a rotating arm 43; the rotating motor seat 41 is positioned at the upper part of the central gear 32 and is fixedly connected to the bottom of the lifting table 34, when the lifting table 34 descends, the rotating motor seat 41 can be positioned in the middle of the central gear 32, the rotating motor 42 is arranged in the rotating motor seat 41, the output shaft of the rotating motor seat passes through the upper surface of the lifting table 34, the rotating arm 43 is positioned above the side of the lifting table 34, one end of the rotating arm is fixedly connected with the output shaft of the rotating motor 42, the other end of the rotating arm extends to one side, a part of the arm body extending out of the rotating arm body is arranged in a key groove-shaped cavity 44 penetrating through the upper surface and the lower surface, the rotating device is positioned in the key groove-shaped cavity 44, and a workpiece is arranged at one end extending out of the rotating arm 43;
when the workpiece needs to be converted between different functional cavities, the rotating motor 42 in the rotating motor seat 41 is started, and the rotating arm 43 is fixedly connected with the output shaft of the rotating motor 42, so that the rotating arm 43 can rotate around the center of the machine body under the driving of the rotating motor 42, and the workpiece at one end of the rotating arm 43 moves to the upper part of the different functional cavities, so that different process operations are performed.
As a specific embodiment of the present invention, the spinning device includes:
rotating motor base 51: the rotating motor seat 51 is fixedly connected to the upper part of the rotating arm 43, which is close to a side arm body of the rotating center;
rotating motor 52: the rotary motor 52 is arranged in the rotary motor seat 51, and the output shaft of the rotary motor extends downwards to be positioned at one end of the key slot-shaped cavity 44 close to the center;
rotating gear 53: the rotating gear 53 is positioned at one end of the key slot-shaped cavity 44, is arranged below the rotating motor 52, and is fixedly connected with the output shaft of the rotating motor 52;
workpiece placement frame 54: the workpiece placement frame 54 is net-shaped, is positioned at one end of the key groove-shaped cavity 44 far away from the center, and has a toothed upper edge;
chain groove 55: the chain groove 55 is arranged on the inner side part of the key groove-shaped cavity 44;
drive train 56: the transmission chain 56 is arranged in the chain groove 55 and is meshed with the rotating gear 53 and the toothed frame body at the upper edge of the workpiece placement frame 54.
In order to ensure that the surface treatment of the workpiece is more uniform and full when the workpiece is subjected to various treatment processes, the workpiece can turn over by itself when the workpiece is subjected to various treatment processes, and in order to realize the turning over of the workpiece, the invention designs a workpiece rotating device which comprises a rotating motor seat 51, a rotating motor 52, a rotating gear 53, a workpiece placing frame 54, a chain groove 55 and a transmission chain 56, wherein the rotating motor seat 51 is fixedly connected above a rotating arm 43 which is close to a side arm body of a rotating center, the rotating motor 52 is arranged in the rotating motor seat 51, an output shaft of the rotating motor seat downwardly extends to one end of a key slot-shaped cavity 44 which is close to the center, the rotating gear 53 is positioned at one end of the key slot-shaped cavity 44, the rotating motor 52 is arranged below the rotating motor 52 and fixedly connected with the output shaft of the rotating motor 52, the workpiece placing frame 54 is in a net shape, the workpiece placing frame 54 is positioned at one end of the key slot-shaped cavity 44 which is far away from the center, the upper edge of the workpiece placing frame 54 is in a net shape, and the workpiece placing frame 54 is positioned at one end far away from the center;
when the rotating motor 52 in the rotating motor seat 51 is started, the rotating gear 53 fixedly connected with the output shaft of the rotating motor seat is synchronously rotated, and because the rotating gear 53 is meshed with one end of the transmission chain 56, the tooth shape of the upper edge of the workpiece placement frame 54 is also meshed with the transmission chain 56, the transmission chain 56 synchronously transmits the rotation of the rotating gear 53 to the workpiece placement frame 54, so that the workpiece placement frame 54 also rotates around the center of the cylinder, at the moment, workpieces are placed in the workpiece placement frame 54, the workpieces can be turned in an unoriented manner due to the rotation of the workpiece placement frame 54, the net-shaped workpiece placement frame 54 can not only support the workpieces in the workpiece placement frame, but also prevent the solution in each functional cavity from contacting with the surfaces of the workpieces, and the workpiece placement frame 54 can also stir the solution in the functional cavities when rotating in each solution, so that the solution is in contact with the surfaces of the workpieces more fully; the chain groove 55 can limit the horizontal position of the transmission chain 56, and the transmission chain 56 is placed to fall off during working, so that the whole device can run more stably.
As a specific embodiment of the present invention, a limiting block 431 is disposed on a side portion of the workpiece placement frame 54 on the lower surface of the rotating arm 43.
In the invention, the workpiece placement frame 54 is driven by the transmission chain 56 to rotate, and the workpiece placement frame 54 possibly deviates from the center of the machine body along the rotating arm 43, and the limiting block 431 is arranged at the side part of the workpiece placement frame 54 on the lower surface of the rotating arm 43, so that the workpiece placement frame 54 can be limited at the end part of the extending side of the rotating arm 43, and the phenomenon that the workpiece deviates along the rotating arm 43 is prevented.
As a specific embodiment of the invention, a water pump 211 is arranged in the flushing function cavity 21, a water inlet 212 is arranged at the upper part of the water pump 211, four water outlets 213 are arranged at the bottom of the water pump 211, four injection ports 214 are fixedly connected to the side part of the flushing function cavity 21, the injection ports 214 and the water outlets 213 are uniformly distributed in a ring shape by taking the middle part of the flushing function cavity 21 as the center, and the port bodies of the injection ports 214 and the water outlets 213 are connected through pipelines and slightly and downwardly incline to be aligned with the center position of the flushing function cavity 21.
The flushing function cavity 21 is a function cavity for flushing the surface of a workpiece by water, and can remove impurities such as molding sand, sulfuric acid, passivation solution and the like remained on the surface of the workpiece, the bottom of the flushing function cavity is provided with water, the workpiece is positioned above the water surface when the workpiece descends to the inside of the flushing function cavity 21, the middle of the water bottom is provided with a water pump 211, the upper part of the water pump 211 is provided with a water inlet 212, the water inlet 212 is positioned below the water surface, the bottom of the water pump 211 is provided with four water outlets 213, the side part of the flushing function cavity 21 is fixedly connected with four jet ports 214, the jet ports 214 and the water outlets 213 are uniformly distributed in a ring shape by taking the middle part of the flushing function cavity 21 as the center, the jet ports 214 are connected with the water outlets 213 through pipelines, the jet ports are positioned above the water surface and the height of the jet ports is slightly higher than the height of the workpiece placed in the flushing function cavity 21, and the mouth body of the jet ports slightly incline downwards to align with the workpiece to be flushed; the water pump 211 sucks water from the water inlet 212, the water is sprayed out from the spraying ports 214 by the transportation of the pipeline aiming at the surface of the workpiece, the workpiece is overturned by itself and the four spraying ports 214 are annularly arranged, so that the surface of the workpiece can be uniformly washed, the spraying ports 214 are slightly inclined downwards, the phenomenon that the spraying ports 214 are used for spraying out of the washing function cavity 21 is avoided, and the water sprayed onto the surface of the workpiece can drop into the washing function cavity 21 along the surfaces of the workpiece and the workpiece placement frame 54, so that the water can be recycled.
As an embodiment of the present invention, the water inlet 212 is provided with a mesh filter element 215.
Because the flushing function cavity 21 needs to flush away impurities such as molding sand, sulfuric acid and passivation solution on the surface of the workpiece, the flushed water still flows into the flushing function cavity 21, and the flushing function cavity 21 is exposed outside, if larger blocky impurities remain on the surface of the workpiece and enter the flushing function cavity 21 along the flushing water flow, or if larger blocky hard impurities fall into the flushing function cavity 21 by someone outside, the water inlet 212 of the water pump 211 is likely to be sucked to cause the blocking of a flushing procedure, and the meshed filter element 215 is arranged at the current water inlet 212, so that the larger blocky hard impurities can be prevented from being sucked by the water pump 211, the running stability of the water pump 211 can be improved, and the running stability of flushing can be increased.
As a specific embodiment of the present invention, the bottom of the drying functional cavity 24 is fixedly connected with a drying motor 241, an output shaft of the drying motor 241 is fixedly connected with a fan 242, a wall of the workbench 1 at a side portion of the drying motor 241 is provided with a strip-shaped through hole 243 communicated with the outside air, and a heating net 244 fixedly connected with an inner wall of the drying functional cavity 24 is arranged above the fan 242.
According to the invention, a drying motor 241 is fixedly connected to the bottom of a drying functional cavity 24, a fan 242 is fixedly connected to an output shaft of the drying motor 241, a strip-shaped through hole 243 is formed in a wall body of a workbench 1 at the side part of the drying motor 241 and is communicated with outside air, and a heating net 244 fixedly connected with the inner wall of the drying functional cavity 24 is arranged above the fan 242;
when the passivation work of the workpiece is finished after three times of flushing, the workpiece can be taken out after the residual water on the surface of the workpiece is dried, the workpiece is transferred into the drying functional cavity 24, a drying motor 241 is fixedly connected to the bottom of the drying functional cavity 24, a fan 242 is fixedly connected to the output shaft of the drying motor 241, a strip-shaped through hole 243 is formed in the wall body of the workbench 1 at the side part of the drying motor 241 and communicated with the outside air, and a heating net 244 fixedly connected with the inner wall of the drying functional cavity 24 is arranged above the fan 242; the drying motor 241 starts to drive the fan 242 to start rotating, and as the wall body of the bottom workbench 1 of the fan 242 is provided with the strip-shaped through holes 243, external air can enter the drying functional cavity 24 from the strip-shaped through holes, so that the fan 242 blows out wind continuously, and the heating net 244 arranged above the fan 242 is electrified to generate heat and heat the air passing through the surface of the fan, so that the air blown to the surface of a workpiece is dried and has a certain temperature, and evaporation of water on the surface of the workpiece is accelerated, thereby removing residual water on the surface of the workpiece.
As a specific embodiment of the present invention, a funnel-shaped air collecting port 245 is disposed above the heating net 244 inside the drying chamber 24.
In the invention, the funnel-shaped air collecting port 245 is arranged above the heating net 244 in the drying functional cavity 24, and the funnel-shaped air collecting port 245 can concentrate hot air blown by the bottom fan 242, so that the flow speed of hot air blown to the surface of a workpiece is faster, the water on the surface of the workpiece is evaporated more rapidly, and the drying effect of the workpiece is better.
As a specific embodiment of the invention, the wall body on the upper surface of the workbench 1 is inclined outwards, a waste liquid collecting tank 11 is arranged at the outer edge, and a discharge outlet 12 is arranged in the waste liquid collecting tank 11.
In the invention, as the workpiece is required to be switched between different functional cavities through the rotating device above the workbench 1, residual sulfuric acid, passivation solution and water can be formed on the surface of the workpiece before the workpiece is dried, residual liquid on the surface of the workpiece can drop onto the upper surface of the workbench 1 along the surface of the workpiece in the process of transferring the workpiece, the residual liquid can flow onto the ground on one side of the workbench 1 after the surface of the workbench 1 is accumulated, so that the ground is polluted, the wall body on the upper surface of the workbench 1 is inclined outwards, a waste liquid collecting tank 11 is arranged at the outer edge, and a discharge port 12 is formed in the waste liquid collecting tank 11; the waste liquid which drops on the surface of the workbench 1 flows into the waste liquid collecting tank 11 along the inclined wall body on the upper surface of the workbench 1 and is discharged through the discharge outlet 12 in the waste liquid collecting tank 11, so that pollution and potential safety hazard caused by the drop of the waste liquid on the ground are avoided.
Working principle: the invention is provided with a workbench 1, wherein a flushing function cavity 21, a pickling function cavity 22, a passivation function cavity 23 and a drying function cavity 24 are arranged on the workbench 1, the four function cavities are annularly distributed around the center of the workbench 1, a lifting device is arranged at the center of the workbench 1, a rotating device is arranged on the lifting device, a rotating device is arranged on the side part of the rotating device, a copper casting workpiece is arranged at one end of the rotating device, after a worker polishes the cast copper casting workpiece to remove molding sand on the surface of the copper casting workpiece, the workpiece is arranged at the workpiece placing position on the rotating device, a machine body is started, the rotating device firstly rotates the workpiece to the position above the flushing function cavity 21, the lifting device enables the workpiece to be lowered to the middle part of the flushing function cavity 21, and the flushing function cavity 21 washes the workpiece to remove residual molding sand on the surface of the workpiece; the lifting device enables the workpiece to rise to the upper surface of the workbench 1, the rotating device rotates the workpiece to the upper side of the pickling functional cavity 22, sulfuric acid solution with a certain concentration is filled in the pickling functional cavity 22, the lifting device descends the workpiece into the sulfuric acid solution in the pickling functional cavity 22 for pickling for a certain time, and the uneven oxide film on the surface of the cast copper workpiece can be removed by pickling; lifting the workpiece to the upper part of the workbench 1 by the lifting device after the pickling is finished, transferring the workpiece to the upper part of the flushing function cavity 21 by the rotating device, and lowering the workpiece to the inside of the flushing function cavity 21 by the lifting device to perform secondary flushing to remove residual sulfuric acid solution on the surface of the workpiece; after the flushing is finished, the lifting device lifts the workpiece to the upper part of the workbench 1 again, the rotating device transfers the workpiece to the upper part of the passivation function cavity 23, passivation liquid is filled in the passivation function cavity 23, the lifting device enables the workpiece to descend into the passivation liquid in the passivation function cavity 23 for surface erosion passivation, after the passivation is finished, a layer of compact oxide film is formed on the surface of the cast copper workpiece, and the lifting device lifts the workpiece to the upper part of the workbench 1; the rotating device rotates the workpiece to the upper part of the flushing function cavity 21, the lifting device descends the workpiece to the inner part of the flushing function cavity 21 again to perform three times of flushing, the residual passivation solution on the surface of the workpiece is removed, and the lifting device lifts the workpiece to the upper part of the workbench 1 after the flushing is completed; then the workpiece is rotated to the upper part of the drying functional cavity 24 by the rotating device, the workpiece is lowered to the inside of the drying functional cavity 24 by the lifting device to be dried, evaporation of residual moisture on the surface of the workpiece is accelerated, after drying is finished, the workpiece is lifted to the upper part of the workbench 1 again by the lifting device, and then the workpiece with the passivated surface is taken out by a worker; the rotating device can rotate the workpiece when the workpiece is subjected to the steps of washing, pickling, drying and passivating, so that the effect of each working procedure is better, more uniform and more comprehensive; according to the invention, four working procedures are integrated in one machine body and can be alternately operated according to the process steps of chemical oxidation of the surface of the copper casting workpiece, so that the time consumed by workers moving the workpiece between different working procedures in the traditional process is saved, the standardized operation of the continuous flow is performed in the chemical oxidation process of the surface of the copper casting workpiece, the error of manual treatment is reduced, and the quality of forming the oxide film on the surface of the copper casting workpiece is improved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A copper-casting workpiece chemical oxidation treatment apparatus comprising: workstation (1), its characterized in that still includes:
functional cavity: the four functional cavities are divided into a flushing functional cavity (21), an acid washing functional cavity (22), a passivation functional cavity (23) and a drying functional cavity (24), are all arranged on the surface of the workbench (1), and are annularly distributed around the center of the workbench (1);
lifting device: the lifting device is positioned at the center of the workbench (1) and used for lifting other devices;
and a rotating device: the rotating device is arranged on the lifting device and used for controlling the position change of the side device;
a rotating device: the rotating device is arranged on one side of the rotating device and is used for overturning the workpiece in the related treatment process.
2. A copper-casting workpiece chemical oxidation treatment apparatus according to claim 1, wherein: the lifting device includes:
lifting motor (31): the lifting motor (31) is fixed at the bottom of the center of the workbench (1);
sun gear (32): the central gear (32) is concave at the middle part and is fixedly connected with the output shaft of the lifting motor (31) at the bottom;
side gear (33): the three side gears (33) are arranged on the side parts of the central gear (32), are annularly and uniformly distributed and are meshed with the central gear (32), a through hole (331) is formed in the center of the side gears (33), and threads are arranged in the through hole (331); the bottom of the side gear (33) is rotationally connected with the workbench (1);
lifting table (34): the lifting table (34) is positioned right above the central gear (32), and the center of the lifting table is overlapped with the central gear (32);
lifting hole (35): three lifting holes (35) are respectively positioned on the wall of the workbench (1) below the central through holes (331) of the three side gears (33);
screw (36): the three screw rods (36) are respectively positioned at the central through holes (331) of the three side gears (33), are in threaded connection with the centers of the side gears (33), the lower part of the screw rods are positioned in the lifting holes (35), and the top ends of the screw rods are fixedly connected with the lateral platform bodies of the lifting platform (34).
3. A copper-casting workpiece chemical oxidation treatment apparatus according to claim 1, wherein: the rotating device comprises:
rotating motor (42) seat (41): the rotating motor (42) seat (41) is positioned at the upper part of the central gear (32) and is fixedly connected to the bottom of the lifting table (34);
a rotation motor (42): the rotating motor (42) is arranged in the rotating motor (42) seat (41), and an output shaft of the rotating motor passes through the upper surface of the lifting table (34);
rotating arm (43): the rotating arm (43) is positioned above the lifting table (34), one end of the rotating arm is fixedly connected with the output shaft of the rotating motor (42), the other end of the rotating arm extends to one side, and a part of the extending arm body is arranged in a key groove-shaped cavity (44) penetrating through the upper surface and the lower surface.
4. A copper-casting workpiece chemical oxidation treatment apparatus according to claim 1, wherein: the spinning device includes:
rotating motor (52) seat (51): the rotating motor (52) seat (51) is fixedly connected above a side arm body, close to the rotation center, of the rotating arm (43);
rotating motor (52): the rotating motor (52) is arranged in the rotating motor (52) seat (51), and the output shaft of the rotating motor (52) downwards extends out of one end, close to the center, of the key slot-shaped cavity (44);
rotating gear (53): the rotating gear (53) is positioned at one end of the key slot-shaped cavity (44), is arranged below the rotating motor (52) and is fixedly connected with the output shaft of the rotating motor (52);
workpiece placement frame (54): the workpiece placing frame (54) is net-shaped, is positioned at one end of the key groove-shaped cavity (44) far away from the center, and has tooth-shaped upper edges;
chain groove (55): the chain groove (55) is arranged on the inner side part of the key groove-shaped cavity (44);
drive chain (56): the transmission chain (56) is arranged in the chain groove (55) and is meshed with the rotating gear (53) and the toothed frame body at the upper edge of the workpiece placing frame (54).
5. The apparatus for chemical oxidation treatment of cast copper workpieces according to claim 4, wherein: the side part of the workpiece placing frame (54) on the lower surface of the rotating arm (43) is provided with a limiting block (431).
6. A copper-casting workpiece chemical oxidation treatment apparatus according to claim 1, wherein: the utility model discloses a flushing device, including flushing function chamber (21), water pump (211) are equipped with water inlet (212) in inside, water pump (211) upper portion is equipped with four delivery port (213) in bottom, four jet ports (214) of flushing function chamber (21) lateral part fixedly connected with, and be cyclic annular evenly arranging with flushing function chamber (21) middle part as the center, jet ports (214) pass through pipe connection with delivery port (213), and its mouth body is slight downward sloping aims at flushing function chamber (21) central point put.
7. The apparatus for chemical oxidation treatment of cast copper workpieces according to claim 6, wherein: a reticular filter element (215) is arranged at the water inlet (212).
8. A copper-casting workpiece chemical oxidation treatment apparatus according to claim 1, wherein: the drying machine is characterized in that a drying motor (241) is fixedly connected to the bottom of the drying function cavity (24), a fan (242) is fixedly connected to an output shaft of the drying motor (241), a strip-shaped through hole (243) is formed in the wall of the side part workbench (1) of the drying motor (241) and is communicated with outside air, and a heating net (244) fixedly connected with the inner wall of the drying function cavity (24) is arranged above the fan (242).
9. The apparatus for chemical oxidation treatment of cast copper workpieces according to claim 8, wherein: inside stoving functional chamber (24), heating network (244) top is equipped with hopper-shaped air-collecting mouth (245).
10. A copper-casting workpiece chemical oxidation treatment apparatus according to claim 1, wherein: the wall body on the upper surface of the workbench (1) is inclined outwards, a waste liquid collecting groove (11) is formed in the outer edge of the workbench, and a discharge outlet (12) is formed in the waste liquid collecting groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210542121.3A CN116770290A (en) | 2022-05-17 | 2022-05-17 | Chemical oxidation treatment equipment for cast copper workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210542121.3A CN116770290A (en) | 2022-05-17 | 2022-05-17 | Chemical oxidation treatment equipment for cast copper workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116770290A true CN116770290A (en) | 2023-09-19 |
Family
ID=87990209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210542121.3A Pending CN116770290A (en) | 2022-05-17 | 2022-05-17 | Chemical oxidation treatment equipment for cast copper workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116770290A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705316A (en) * | 2020-07-29 | 2020-09-25 | 方振钋 | Chemical oxidation treatment process for cast copper workpiece |
| CN112921314A (en) * | 2021-01-18 | 2021-06-08 | 张琪 | Chemical oxidation treatment process for cast copper workpiece |
-
2022
- 2022-05-17 CN CN202210542121.3A patent/CN116770290A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705316A (en) * | 2020-07-29 | 2020-09-25 | 方振钋 | Chemical oxidation treatment process for cast copper workpiece |
| CN112921314A (en) * | 2021-01-18 | 2021-06-08 | 张琪 | Chemical oxidation treatment process for cast copper workpiece |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20180023169A1 (en) | Production line for producing national-standard magnesium alloy ingots on the basis of magnesium alloy waste material | |
| CN108754378A (en) | A kind of upgrade version galvanizing Automated production line device | |
| CN200942355Y (en) | Full automatic sand-washing device | |
| CN215668169U (en) | Hot galvanizing production line annularly arranged around multi-arm rotary manipulator | |
| CN207606044U (en) | A kind of riveting nut automatic flushing device | |
| CN112103217A (en) | Centrifugal rotary cleaning machine for semiconductor | |
| CN116770290A (en) | Chemical oxidation treatment equipment for cast copper workpiece | |
| CN210937001U (en) | Slurry dipping device of precision casting shell manufacturing production line | |
| CN208717411U (en) | A kind of upgrade version hot galvanizing Automated production line device | |
| CN205701253U (en) | Machinery foundry goods environment-friendly spray coating process and treat system | |
| CN111940705A (en) | Waste residue salvage processing apparatus of lead grid founding | |
| CN210098022U (en) | Coloring equipment for spot copper handicraft | |
| CN115647960A (en) | Silicon ring upper and lower surface polishing device and machining method | |
| CN213531448U (en) | Lifting rotary positioner | |
| CN212329097U (en) | Engine balancer housing cleaning system | |
| CN212734120U (en) | A belt cleaning device for special type copper product foundry goods | |
| CN213161609U (en) | Efficient gear immersion oil device | |
| CN109985849B (en) | Engine cylinder body cleaning system | |
| CN211814613U (en) | Hot galvanizing treatment device | |
| CN210131895U (en) | Infiltration cleaning tank capable of overturning workpiece frame by 360 degrees | |
| CN218610649U (en) | Wafer back surface cleaning device | |
| CN113441464A (en) | Continuous cleaning machine for aluminum sheets | |
| CN210482917U (en) | Wall whitewashes even paint spraying apparatus | |
| CN113061882A (en) | Automatic phosphating device and phosphating production process | |
| CN213866356U (en) | Chip waste recovery device of LED lighting drive controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |