CN111299023A - Three-way valve casting forming finish machining process - Google Patents
Three-way valve casting forming finish machining process Download PDFInfo
- Publication number
- CN111299023A CN111299023A CN202010113197.5A CN202010113197A CN111299023A CN 111299023 A CN111299023 A CN 111299023A CN 202010113197 A CN202010113197 A CN 202010113197A CN 111299023 A CN111299023 A CN 111299023A
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- way valve
- plate
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- frame
- clamping
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- 238000005266 casting Methods 0.000 title claims abstract description 26
- 238000003754 machining Methods 0.000 title claims abstract description 22
- 238000005507 spraying Methods 0.000 claims abstract description 45
- 239000007921 spray Substances 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 59
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0228—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D31/00—Cutting-off surplus material, e.g. gates; Cleaning and working on castings
- B22D31/002—Cleaning, working on castings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The invention relates to a three-way valve casting forming finish machining process which comprises a bottom plate, a clamping device and spraying devices, wherein the clamping device is arranged in the middle of the upper end of the bottom plate, the spraying devices are symmetrically arranged on the bottom plate, and the clamping device is positioned between the two spraying devices. The three-way valve surface spraying device can solve the problems that when the existing device clamps a three-way valve, the clamping effect is poor, the positioning is inaccurate, the clamping is inconvenient to disassemble, the spraying efficiency of the three-way valve is influenced, the processing cost is high, and when the existing device sprays the surface of the three-way valve, the distance between the spray head and the surface of the valve body cannot be effectively adjusted, so that the spraying effect of the surface of the valve body is poor, the spraying is uneven, the surface quality of the valve body is influenced, and the like.
Description
Technical Field
The invention relates to the technical field of casting and machining, in particular to a casting, forming and finish machining process for a three-way valve.
Background
The three-way valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and the like, is mainly used for realizing the switching of two inlets or outlets through the linear motion of a valve core, and is mainly used for realizing the switching of the opening and the closing of the two inlets or outlets and the flow control through the rotary motion of a rotating part. (ii) a
At present, the existing three-way valve generally has the following defects during spraying and processing after casting: 1. when the existing equipment clamps the three-way valve, the clamping effect is poor, the positioning is inaccurate, and the clamping is inconvenient to disassemble, so that the spraying efficiency of the three-way valve is influenced, and the processing cost is high; 2. when the existing equipment is used for spraying the surface of the three-way valve, the distance between the spray head and the surface of the valve body cannot be effectively adjusted, so that the spraying effect on the surface of the valve body is poor, the spraying is uneven, and the surface quality of the valve body is influenced.
Disclosure of Invention
Technical problem to be solved
The three-way valve surface spraying device can solve the problems that when the existing device clamps a three-way valve, the clamping effect is poor, the positioning is inaccurate, the clamping is inconvenient to disassemble, the spraying efficiency of the three-way valve is influenced, the processing cost is high, and when the existing device sprays the surface of the three-way valve, the distance between the spray head and the surface of the valve body cannot be effectively adjusted, so that the spraying effect of the surface of the valve body is poor, the spraying is uneven, the surface quality of the valve body is influenced, and the like.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the three-way valve casting forming finish machining process adopts machining equipment which comprises a bottom plate, a clamping device and spraying devices, wherein the clamping device is arranged in the middle of the upper end of the bottom plate, the spraying devices are symmetrically arranged on the bottom plate, and the clamping device is positioned between the two spraying devices.
The clamping device comprises an electric turntable, a positioning frame, an adjusting mechanism, a fixed sleeve, an expansion mechanism and a clamping mechanism, wherein the electric turntable is arranged in the middle of the upper end of a bottom plate, the positioning frame is arranged at the upper end of the electric turntable, the section of the positioning frame is of a U-shaped structure, positioning columns are uniformly arranged at the upper end of the positioning frame, the adjusting mechanism is arranged in the middle of the positioning frame, the fixed sleeve is arranged at the upper end of the adjusting mechanism, the section of the fixed sleeve is of a cylindrical structure, the expansion mechanism is arranged in the middle of the fixed sleeve, sliding grooves are uniformly formed in the fixed sleeve, the inside of each sliding groove is connected with the clamping mechanism in a sliding fit manner, the inner side of each clamping mechanism is tightly attached to the expansion mechanism, when the clamping device works, a three-way valve is manually arranged on the positioning frame, so that the spraying device can uniformly spray and process the surface of the three-way valve.
Adjustment mechanism include rolling disc, dwang, fixed column and transmitting gear, locating rack upper end mid-mounting have the fixed column, the fixed column middle part is hollow structure, the inside dwang that is provided with of fixed column, the dwang upper end is passed fixed sleeving and is installed transmitting gear, the dwang lower extreme passes the locating rack and installs the rolling disc, the bearing is installed with locating rack and fixed sleeving's junction to the dwang, concrete during operation, artifical manual regulation rolling disc, the rolling disc drives transmitting gear through the dwang and rotates, transmitting gear and then can carry out outside expansion to fixture through expansion mechanism.
The spraying device include electronic slider, movable plate, backup pad, threaded rod, regulating plate and shower nozzle, bottom plate upper end symmetry install electronic slider, the movable plate is installed to electronic slider upper end, the backup pad is installed in the movable plate upper end outside, the regulating plate is installed to movable plate upper end inboard, evenly install the threaded rod between regulating plate and the backup pad, evenly install the shower nozzle on the regulating plate medial surface, concrete during operation, electronic slider can drive and remove about the regulating plate, the manual work is adjusted the crooked radian of regulating plate through the threaded rod for the distance between shower nozzle and the three-way valve keeps the unanimity, guarantees the homogeneity of three-way valve surface coating.
The casting forming finish machining process of the three-way valve comprises the following steps of:
s1, shakeout: manually cleaning and removing gravel adhered to the surface of the three-way valve after casting and forming;
s2, cleaning: removing impurities such as casting residues and iron scales remained on the surface of the three-way valve in the step S1 in an acid washing mode;
s3, surface treatment: polishing and grinding the surface of the three-way valve in the step S2 in a grinding mode;
s4, feeding and fixing: installing the three-way valve processed in the step S3 on a positioning frame, manually rotating an adjusting mechanism, and driving a clamping mechanism to clamp and fix the interior of the three-way valve by the adjusting mechanism through an expansion mechanism;
s5, spray coating: the bending radian of the adjusting plate is adjusted manually through a threaded rod, so that the distance between the spray head and the three-way valve is kept consistent, and the uniformity of surface spraying of the three-way valve is ensured;
s6, drying: sending the three-way valve subjected to spraying processing in the step S5 into an oven for heating and drying;
s7, stacking collection: and (4) manually sending the three-way valve collected in the step (S6) to a warehouse for stacking and storing.
Preferably, the expanding mechanism include axis of rotation, connection gear, connecting pipe and expansion frame, the axis of rotation pass through the bearing and install inside fixed cover, the axis of rotation mid-mounting has the connection gear, connection gear meshes with the running gear mutually, the connecting pipe is installed to the symmetry in the axis of rotation, the connection gear is located between two connecting pipes, evenly install the expansion frame on the connecting pipe, concrete during operation, when the running gear drives and connects gear rotation, the connection gear drives the motion of expansion frame through the axis of rotation, the expansion frame and then the outside motion of extrusion fixture.
Preferably, fixture include slide bar, expanding spring, roll post and holding frame, the slide bar be connected with the spout through sliding fit's mode, install expanding spring on the slide bar, the roll post is installed to the slide bar inboard, the roll post is hugged closely with the expansion mechanism outside, the holding frame is installed in the slide bar outside, during specific work, when the expansion mechanism rotates, the expansion mechanism passes through the roll post and extrudees the slide bar, the slide bar passes through the holding frame and carries out the centre gripping to the three-way pipe inside fixed.
Preferably, the regulating plate include connecting plate, link, coupling spring, pivot and cushion, the connecting plate be the rectangle structure, the symmetry is provided with the draw-in groove on the connecting plate, the draw-in groove is inside to be connected with the link through sliding fit's mode, install coupling spring between link and the draw-in groove, rotate through the pivot between the adjacent link and connect, install the cushion between the connecting plate outside, concrete during operation, the manual work drives the connecting plate through the threaded rod and rotates for the inboard shower nozzle of connecting plate can keep the same distance with the three-way valve, do benefit to the spraying processing.
Preferably, the expansion frame is of an arc-shaped structure, an arc-shaped groove is formed in the outer side face of the expansion frame, and the inner side face of the clamping mechanism is connected with the arc-shaped groove in a sliding fit mode.
Preferably, the clamping frame is of an arc-shaped structure, and anti-skid protrusions are uniformly arranged on the outer side surface of the clamping frame.
(III) advantageous effects
1. According to the casting forming finish machining process for the three-way valve, the clamping device can be used for clamping the interior of the three-way valve, the clamping effect is good, the positioning is accurate, meanwhile, the clamping device is simple to operate and convenient to operate, the machining efficiency of the three-way valve can be effectively guaranteed, and the production cost is saved;
2. according to the three-way valve casting forming finish machining process, the spraying device can effectively adjust the distance between the adjusting spray head and the surface of the valve body, so that the spraying effect of the surface of the valve body is good, the spraying is uniform, the surface quality of the sprayed valve body is ensured, and the valve body is used for subsequent use.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of the clamping device of the present invention;
FIG. 4 is a schematic cross-sectional view of the adjusting mechanism, locking collar, expansion mechanism and clamping mechanism of the present invention;
fig. 5 is a schematic sectional view of the spray coating device of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 5, the three-way valve casting forming finish machining process adopts machining equipment which comprises a bottom plate 1, a clamping device 2 and spraying devices 3, wherein the clamping device 2 is installed in the middle of the upper end of the bottom plate 1, the spraying devices 3 are symmetrically installed on the bottom plate 1, and the clamping device 2 is located between the two spraying devices 3.
The clamping device 2 comprises an electric turntable 21, a positioning frame 22, an adjusting mechanism 23, a fixing sleeve 24, an expanding mechanism 25 and a clamping mechanism 26, the electric turntable 21 is arranged at the middle part of the upper end of the bottom plate 1, the positioning frame 22 is arranged at the upper end of the electric turntable 21, the section of the positioning frame 22 is of a U-shaped structure, positioning columns are evenly arranged at the upper end of the positioning frame 22, the adjusting mechanism 23 is arranged at the middle part of the positioning frame 22, the fixing sleeve 24 is arranged at the upper end of the adjusting mechanism 23, the section of the fixing sleeve 24 is of a cylindrical structure, the expanding mechanism 25 is arranged at the middle part of the fixing sleeve 24, sliding chutes are evenly arranged on the fixing sleeve 24, the clamping mechanism 26 is connected to the inside of the sliding chutes in a sliding fit manner, the inner side of the clamping mechanism 26 is clung to the expanding mechanism 25, during specific work, a three-way valve is manually arranged on, the electric turntable 21 can drive the three-way valve to rotate circumferentially, so that the spraying device 3 can uniformly spray and process the surface of the three-way valve.
The expansion mechanism 25 comprises a rotating shaft 251, a connecting gear 252, a connecting pipe 253 and an expansion frame 254, wherein the rotating shaft 251 is installed inside the fixed sleeve 24 through a bearing, the connecting gear 252 is installed in the middle of the rotating shaft 251, the connecting gear 252 is meshed with the rotating gear 234, the connecting pipe 253 is symmetrically installed on the rotating shaft 251, the connecting gear 252 is located between the two connecting pipes 253, the expansion frame 254 is evenly installed on the connecting pipe 253, the expansion frame 254 is of an arc structure, an arc groove is formed in the outer side face of the expansion frame 254, the inner side face of the clamping mechanism 26 is connected with the arc groove in a sliding fit mode, during specific work, when the rotating gear 234 drives the connecting gear 252 to rotate, the connecting gear 252 drives the expansion frame 254 to move through the rotating shaft 251, and the expansion frame 254 further extrudes the clamping.
The clamping mechanism 26 include slide bar 261, expanding spring 262, roll post 263 and holding frame 264, slide bar 261 be connected with the spout through sliding fit's mode, install expanding spring 262 on the slide bar 261, roll post 263 is installed to slide bar 261 inboard, roll post 263 is hugged closely with the expansion mechanism 25 outside, holding frame 264 is installed to the slide bar 261 outside, holding frame 264 be the arc structure, evenly be provided with the antiskid arch on the holding frame 264 lateral surface, during specific work, when expansion mechanism 25 rotated, expansion mechanism 25 extrudees slide bar 261 through roll post 263, slide bar 261 carries out the centre gripping fixedly to the tee pipe inside through holding frame 264.
Regulating plate 35 include connecting plate 351, link 352, coupling spring 353, pivot 354 and cushion 355, connecting plate 351 be the rectangle structure, the symmetry is provided with the draw-in groove on the connecting plate 351, the draw-in groove is inside to be connected with link 352 through sliding fit's mode, install coupling spring 353 between link 352 and the draw-in groove, rotate through pivot 354 between the adjacent link 352 and connect, install cushion 355 between the connecting plate 351 outside, during specific work, the manual work drives connecting plate 351 through threaded rod 34 and rotates, make the inboard shower nozzle 36 of connecting plate 351 can keep the same distance with the three-way valve, do benefit to the spraying processing.
The casting forming finish machining process of the three-way valve comprises the following steps of:
s1, shakeout: manually cleaning and removing gravel adhered to the surface of the three-way valve after casting and forming;
s2, cleaning: removing impurities such as casting residues and iron scales remained on the surface of the three-way valve in the step S1 in an acid washing mode;
s3, surface treatment: polishing and grinding the surface of the three-way valve in the step S2 in a grinding mode;
s4, feeding and fixing: the three-way valve processed in the step S3 is mounted on the positioning frame 22, the adjusting mechanism 23 is manually rotated, and the adjusting mechanism 23 drives the clamping mechanism 26 to clamp and fix the interior of the three-way valve through the expanding mechanism 25;
s5, spray coating: manually adjusting the bending radian of the adjusting plate 35 through the threaded rod 34, so that the distance between the spray head 36 and the three-way valve is kept consistent, and the surface spraying uniformity of the three-way valve is ensured;
s6, drying: sending the three-way valve subjected to spraying processing in the step S5 into an oven for heating and drying;
s7, stacking collection: and (4) manually sending the three-way valve collected in the step (S6) to a warehouse for stacking and storing.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a three-way valve casting shaping finish machining process, this three-way valve casting shaping finish machining process adopts following processing equipment, and this processing equipment includes bottom plate (1), clamping device (2) and spraying device (3), its characterized in that: the middle part of the upper end of the bottom plate (1) is provided with a clamping device (2), the bottom plate (1) is symmetrically provided with spraying devices (3), and the clamping device (2) is positioned between the two spraying devices (3); wherein:
the clamping device (2) comprises an electric turntable (21), a positioning frame (22), an adjusting mechanism (23), a fixed sleeve (24), an expanding mechanism (25) and a clamping mechanism (26), the electric turntable (21) is installed in the middle of the upper end of the bottom plate (1), a positioning frame (22) is installed at the upper end of the electric turntable (21), the cross section of the positioning frame (22) is of a U-shaped structure, positioning columns are evenly installed at the upper end of the positioning frame (22), an adjusting mechanism (23) is installed in the middle of the positioning frame (22), a fixing sleeve (24) is installed at the upper end of the adjusting mechanism (23), the cross section of the fixing sleeve (24) is of a cylindrical structure, an expanding mechanism (25) is installed in the middle of the fixing sleeve (24), sliding grooves are evenly formed in the fixing sleeve (24), a clamping mechanism (26) is connected to the inside of each sliding groove in a sliding fit mode, and the inner side;
the adjusting mechanism (23) comprises a rotating disc (231), a rotating rod (232), a fixing column (233) and a rotating gear (234), the fixing column (233) is installed in the middle of the upper end of the positioning frame (22), the middle of the fixing column (233) is of a hollow structure, the rotating rod (232) is arranged inside the fixing column (233), the rotating gear (234) is installed at the upper end of the rotating rod (232) through the fixing sleeve (24), the rotating disc (231) is installed at the lower end of the rotating rod (232) through the positioning frame (22), and a bearing is installed at the connecting position of the rotating rod (232), the positioning frame (22) and the fixing sleeve (24);
the spraying device (3) comprises electric sliders (31), a movable plate (32), a support plate (33), a threaded rod (34), an adjusting plate (35) and spray heads (36), the electric sliders (31) are symmetrically installed at the upper end of the bottom plate (1), the movable plate (32) is installed at the upper end of the electric sliders (31), the support plate (33) is installed on the outer side of the upper end of the movable plate (32), the adjusting plate (35) is installed on the inner side of the upper end of the movable plate (32), the threaded rod (34) is uniformly installed between the adjusting plate (35) and the support plate (33), and the spray heads (36) are uniformly installed;
the casting forming finish machining process of the three-way valve comprises the following steps of:
s1, shakeout: manually cleaning and removing gravel adhered to the surface of the three-way valve after casting and forming;
s2, cleaning: removing impurities such as casting residues and iron scales remained on the surface of the three-way valve in the step S1 in an acid washing mode;
s3, surface treatment: polishing and grinding the surface of the three-way valve in the step S2 in a grinding mode;
s4, feeding and fixing: installing the three-way valve processed in the step S3 on a positioning frame (22), manually rotating an adjusting mechanism (23), and driving a clamping mechanism (26) to clamp and fix the interior of the three-way valve by the adjusting mechanism (23) through an expanding mechanism (25);
s5, spray coating: the curvature radian of the adjusting plate (35) is adjusted manually through a threaded rod (34), so that the distance between the spray head (36) and the three-way valve is kept consistent, and the uniformity of surface spraying of the three-way valve is ensured;
s6, drying: sending the three-way valve subjected to spraying processing in the step S5 into an oven for heating and drying;
s7, stacking collection: and (4) manually sending the three-way valve collected in the step (S6) to a warehouse for stacking and storing.
2. The three-way valve casting forming finish machining process according to claim 1, characterized in that: expansion mechanism (25) including axis of rotation (251), connecting gear (252), connecting pipe (253) and expansion frame (254), axis of rotation (251) install inside fixed sleeve pipe (24) through the bearing, axis of rotation (251) mid-mounting has connecting gear (252), connecting gear (252) mesh mutually with rotating gear (234), connecting pipe (253) are installed to symmetry on axis of rotation (251), connecting gear (252) are located between two connecting pipes (253), evenly install expansion frame (254) on connecting pipe (253).
3. The three-way valve casting forming finish machining process according to claim 1, characterized in that: fixture (26) including slide bar (261), expanding spring (262), rolling post (263) and holding frame (264), slide bar (261) be connected with the spout through sliding fit's mode, install expanding spring (262) on slide bar (261), rolling post (263) are installed to slide bar (261) inboard, rolling post (263) are hugged closely with expansion mechanism (25) outside, holding frame (264) are installed to slide bar (261) outside.
4. The three-way valve casting forming finish machining process according to claim 1, characterized in that: regulating plate (35) including connecting plate (351), link (352), coupling spring (353), pivot (354) and cushion (355), connecting plate (351) be the rectangle structure, the symmetry is provided with the draw-in groove on connecting plate (351), the draw-in groove is inside to be connected with link (352) through sliding fit's mode, install coupling spring (353) between link (352) and the draw-in groove, rotate through pivot (354) between adjacent link (352) and connect, install cushion (355) between connecting plate (351) the outside.
5. The three-way valve casting forming finish machining process according to claim 2, characterized in that: the expansion frame (254) is of an arc-shaped structure, an arc-shaped groove is formed in the outer side face of the expansion frame (254), and the inner side face of the clamping mechanism (26) is connected with the arc-shaped groove in a sliding fit mode.
6. The three-way valve casting forming finish machining process according to claim 3, characterized in that: the clamping frame (264) is of an arc-shaped structure, and anti-skid protrusions are uniformly arranged on the outer side surface of the clamping frame (264).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010113197.5A CN111299023B (en) | 2020-02-24 | 2020-02-24 | Three-way valve casting forming finish machining process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010113197.5A CN111299023B (en) | 2020-02-24 | 2020-02-24 | Three-way valve casting forming finish machining process |
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| CN111299023A true CN111299023A (en) | 2020-06-19 |
| CN111299023B CN111299023B (en) | 2020-11-06 |
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| CN111941188A (en) * | 2020-08-13 | 2020-11-17 | 谢祥松 | Finishing process for forming of bathroom pipeline joint |
| CN112295766A (en) * | 2020-10-27 | 2021-02-02 | 赵亚 | High-voltage electrostatic spraying machine |
| CN112403729A (en) * | 2020-11-06 | 2021-02-26 | 株洲华信精密工业股份有限公司 | Environment-friendly sheet metal component paint spraying apparatus |
| CN113000274A (en) * | 2021-02-26 | 2021-06-22 | 王晓寅 | Purifier wind wheel injection moulding back finish machining device |
| CN117427810A (en) * | 2023-12-15 | 2024-01-23 | 江苏瑞仕达电气设备有限公司 | Bus duct fireproof paint brushing device |
| CN117463548A (en) * | 2023-12-26 | 2024-01-30 | 裕乾包装科技(江苏)有限公司 | Spraying device based on plastic product processing |
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| CN113000274A (en) * | 2021-02-26 | 2021-06-22 | 王晓寅 | Purifier wind wheel injection moulding back finish machining device |
| CN113000274B (en) * | 2021-02-26 | 2022-03-25 | 王晓寅 | Purifier wind wheel injection moulding back finish machining device |
| CN117427810A (en) * | 2023-12-15 | 2024-01-23 | 江苏瑞仕达电气设备有限公司 | Bus duct fireproof paint brushing device |
| CN117463548A (en) * | 2023-12-26 | 2024-01-30 | 裕乾包装科技(江苏)有限公司 | Spraying device based on plastic product processing |
| CN117463548B (en) * | 2023-12-26 | 2024-03-08 | 裕乾包装科技(江苏)有限公司 | Spraying device based on plastic product processing |
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| CN111299023B (en) | 2020-11-06 |
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Effective date of registration: 20201014 Address after: No.1188-2 Kangmei Avenue, Wenchang Town, Chun'an County, Hangzhou City, Zhejiang Province Applicant after: CHUN'AN QIAODAO LAKE KELIDA WEAR-RESISTING VALVE Co.,Ltd. Address before: 210000 Nanjing University of technology, No. 200, Xiaolingwei street, Nanjing City, Jiangsu Province Applicant before: Gao Feng |
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