CN112517270A - Paint sprayer capable of spraying more uniformly and mixing more sufficiently - Google Patents
Paint sprayer capable of spraying more uniformly and mixing more sufficiently Download PDFInfo
- Publication number
- CN112517270A CN112517270A CN202011370554.2A CN202011370554A CN112517270A CN 112517270 A CN112517270 A CN 112517270A CN 202011370554 A CN202011370554 A CN 202011370554A CN 112517270 A CN112517270 A CN 112517270A
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- China
- Prior art keywords
- fixedly connected
- rod
- shell
- rotating shaft
- rotary drum
- 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.)
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Classifications
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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
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
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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
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0421—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with rotating spray heads
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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
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/20—Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising
- B05B15/25—Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising using moving elements, e.g. rotating blades
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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
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/002—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour incorporating means for heating or cooling, e.g. the material to be sprayed
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Abstract
The invention relates to the technical field of sensor manufacturing, and discloses a coating nozzle with more uniform spraying and more sufficient mixing, which comprises a shell, wherein the center of the shell is rotatably connected with a transmission shaft, the bottom end of the transmission shaft is fixedly connected with a support plate, the side surface of the support plate is fixedly connected with a rotary drum, the surface of the rotary drum is fixedly connected with a telescopic rod, the inside of the telescopic rod is fixedly connected with a push rod, the end part of the push rod is fixedly connected with a metal contact, the side surface of the metal contact is slidably connected with a resistor strip, and one end of the telescopic rod, which is far away from the rotary drum. Stretch the expansion through the telescopic link under the effect of centrifugal force for the heating wire inserts inside resistance and diminishes, the heating power grow of heating wire, and the tip fixedly connected with puddler of telescopic link, thereby reached and to have heated the solution of inside when carrying out stirring work, prevent coating solution's bonding, make things convenient for the smooth spun effect of coating.
Description
Technical Field
The invention relates to the technical field of sensor manufacturing, in particular to a coating sprayer which is more uniform in spraying and more sufficient in mixing.
Background
Need form the membrane with the thick film sensor manufacturing process thick liquid spraying of sensitive material on the substrate, present spraying device can not stir and heat for coating solution at the in-process of spraying for coating solution condenses the agglomeration easily, plugs up the orifice easily, is unfavorable for spraying smoothly, and the injection angle of shower nozzle is fixed, makes to spray inhomogeneous, and the solution granule of spraying is great, influences the performance of sensor.
In order to solve the above problems, the inventor provides a paint sprayer which can spray paint more uniformly and mix paint more sufficiently, the telescopic rod stretches and expands under the action of centrifugal force, so that the resistance of the heating wire connected to the interior is reduced, the heating power of the heating wire is increased, and the end part of the telescopic rod is fixedly connected with a stirring rod, so that the effect of heating the solution in the interior during stirring operation is achieved, preventing the paint solution from being bonded and facilitating the smooth spraying of the paint.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a coating sprayer which is more uniform in spraying and more sufficient in mixing, and the coating sprayer has the advantages that the solution in the sprayer can be heated during stirring operation, the coating solution is prevented from being bonded, the coating can be conveniently and smoothly sprayed, the sprayed coating can be more fine and smooth, and the coating can be more uniformly sprayed through rotary spraying of the sprayer, so that the problems that the coating solution cannot be stirred and heated by a spraying device in the spraying process, the coating solution is easily condensed into blocks, spray holes are easily blocked, smooth spraying is not facilitated, the spraying angle of the sprayer is fixed, the spraying is not uniform, the sprayed solution particles are larger, and the performance of a sensor is influenced are solved.
(II) technical scheme
In order to realize the purposes that the solution in the coating can be heated during stirring operation, the coating solution is prevented from being bonded, the coating can be conveniently and smoothly sprayed out, the sprayed coating can be more exquisite, and the coating can be sprayed more uniformly by the rotary spraying of the spray head, the invention provides the following technical scheme: a coating nozzle with more uniform spraying and more sufficient mixing comprises a shell, wherein the center of the shell is rotatably connected with a transmission shaft, the bottom end of the transmission shaft is fixedly connected with a support plate, the side surface of the support plate is fixedly connected with a rotary drum, the surface of the rotary drum is fixedly connected with a telescopic rod, the inside of the telescopic rod is fixedly connected with a push rod, the end part of the push rod is fixedly connected with a metal contact, the side surface of the metal contact is slidably connected with a resistor strip, one end of the telescopic rod, far away from the rotary drum, is fixedly connected with a stirring rod, the inside of the stirring rod is fixedly connected with an electric heating wire, the lower surface of the support plate is fixedly connected with a rotary shaft, the surface of the rotary shaft is movably connected with a return spring, the inside of the upper end, the middle fixedly connected with clamp plate of axis of rotation, the inside sliding connection of clamp plate has the movable block, the side fixedly connected with metal strip that the casing is close to the movable block, water flowing groove has been seted up to the inside lower extreme of casing, water flowing groove's inside is rotated and is connected with the check valve, the inside fixedly connected with air pump of casing, the sump has been seted up to the lower extreme of casing, the inside sliding connection of sump has the slide, the sump is close to the side fixedly connected with pressure switch of slide, the lower extreme fixedly connected with pulse valve of sump, the lower extreme fixedly connected with carousel of axis of rotation, the lower fixed surface of carousel is connected with the shower nozzle.
Preferably, the upper end fixedly connected with servo motor of transmission shaft, the stirred tank has been seted up to the upper end of casing, and the diameter of stirred tank is greater than the maximum diameter of telescopic link for the puddler can rotate in the inside of casing, stirs coating solution.
Preferably, the telescopic link comprises dead lever and movable rod, two hollow connecting rods, push rod fixed connection is in the dead lever bottom of telescopic link, resistance strip fixed connection is on the movable rod lateral wall of telescopic link, and the resistance that inserts the heating wire inside when the telescopic link extends under the effect of centrifugal force diminishes, and calorific capacity increases.
Preferably, the metal contact is connected with an internal circuit, and the lower end of the resistance strip is connected with the heating wire through a wire.
Preferably, the rotating shaft is divided into two sections, the adjacent ends of the two sections are fixedly connected with side gears, the pressing plate is fixedly connected to the center of the rotating shaft at the lower end, and the adjacent ends of the electromagnetic rods with the magnetic blocks are unlike magnetic poles.
Preferably, the water bin is communicated with the stirring tank at the upper end of the shell through a water passing tank, and the output end of the air pump is communicated with the water bin.
Preferably, the movable block is connected with an internal circuit, the metal strip is connected with the pulse valve through an electric wire, and the pressure switch is connected with the electromagnetic rod through an electric wire.
(III) advantageous effects
Compared with the prior art, the invention provides the coating sprayer which is more uniform in spraying and more sufficient in mixing, and has the following beneficial effects:
1. this more even and more abundant coating shower nozzle of mixture of spraying stretches the expansion under the effect of centrifugal force through the telescopic link for the heating wire inserts inside resistance and diminishes, the heating power grow of heating wire, and the tip fixedly connected with puddler of telescopic link, thereby reached and to have heated the solution of inside when carrying out stirring work, prevent coating solution's bonding, make things convenient for the smooth spun effect of coating.
2. This more even and more abundant coating shower nozzle of mixture of spraying through the inside pressure increase in sump for pressure switch is pressed to the slide, the axis of rotation interconnect at upper and lower both ends, movable block and metal strip interconnect this moment, and the pulse valve can work and give the shower nozzle with the inside solution blowout in sump, thereby has reached and has made spun coating more fine and smooth, and has made the more even effect of spraying of coating through the rotatory spraying of shower nozzle.
Drawings
FIG. 1 is a schematic cross-sectional front view of a showerhead in accordance with the present invention;
FIG. 2 is a cross-sectional structural view of a stirring device according to the present invention;
FIG. 3 is a schematic front view of the clutch device of the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A according to the present invention;
fig. 5 is an enlarged schematic view of the invention at B of fig. 1.
In the figure: 1. a housing; 2. a drive shaft; 3. a support plate; 4. a rotating drum; 5. a telescopic rod; 6. a push rod; 7. a metal contact; 8. a resistor strip; 9. a stirring rod; 10. an electric heating wire; 11. a rotating shaft; 12. a return spring; 13. a magnetic block; 14. an electromagnetic rod; 15. a side gear; 16. pressing a plate; 17. a movable block; 18. a metal strip; 19. a water trough; 20. a one-way valve; 21. an air pump; 22. a water sump; 23. a slide plate; 24. a pressure switch; 25. a pulse valve; 26. a turntable; 27. and (4) a spray head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a coating material spray head with more uniform spraying and more sufficient mixing comprises a housing 1, wherein an agitation tank is arranged at the upper end of the housing 1, the diameter of the agitation tank is larger than the maximum diameter of an expansion link 5, the circle center of the housing 1 is rotatably connected with a transmission shaft 2, and the upper end of the transmission shaft 2 is fixedly connected with a servo motor, so that an agitation rod 9 can rotate inside the housing 1 to stir a coating material solution. The bottom fixedly connected with backup pad 3 of transmission shaft 2, the side fixedly connected with rotary drum 4 of backup pad 3, the fixed surface of rotary drum 4 is connected with telescopic link 5, and telescopic link 5 comprises dead lever and movable rod, two hollow connecting rods. The inside fixedly connected with push rod 6 of telescopic link 5, push rod 6 fixed connection are in the dead lever bottom of telescopic link 5, and the tip fixedly connected with metal contact 7 of push rod 6, metal contact 7 and internal circuit are connected. Side sliding connection of metal contact 7 has resistive strip 8, the lower extreme of resistive strip 8 passes through the electric wire and is connected with heating wire 10, 8 fixed connection of resistive strip are on the movable rod lateral wall of telescopic link 5, the resistance that inserts heating wire 10 inside when telescopic link 5 extends under the effect of centrifugal force diminishes, calorific capacity increases, telescopic link 5 keeps away from one end fixedly connected with puddler 9 of rotary drum 4, the inside fixedly connected with heating wire 10 of puddler 9, the lower fixed surface of backup pad 3 is connected with axis of rotation 11, axis of rotation 11 divide into two sections, two sections equal fixedly connected with side gear 15 in the similar end.
The surface swing joint of axis of rotation 11 has reset spring 12, the inside fixedly connected with magnet 13 of axis of rotation 11 upper end, the inside fixedly connected with electromagnetic rod 14 of axis of rotation 11 lower extreme, electromagnetic rod 14 has the looks near-end of magnet 13 to be the synonym magnetic pole, the tip fixedly connected with side gear 15 of axis of rotation 11, the centre fixedly connected with clamp plate 16 of axis of rotation 11, clamp plate 16 fixed connection is in the 11 center departments of axis of rotation of lower extreme, the inside sliding connection of clamp plate 16 has movable block 17, movable block 17 and internal circuit are connected. The side fixedly connected with metal strip 18 that casing 1 is close to movable block 17, metal strip 18 passes through the electric wire and is connected with pulse valve 25, water service tank 19 has been seted up to the inside lower extreme of casing 1, the inside rotation of water service tank 19 is connected with check valve 20, the inside fixedly connected with air pump 21 of casing 1, the output and the sump 22 intercommunication of air pump 21, sump 22 has been seted up to the lower extreme of casing 1, sump 22 is through the stirred tank intercommunication of water service tank 19 with casing 1 upper end. The inside sliding connection of sump 22 has slide 23, and the side fixedly connected with pressure switch 24 that sump 22 is close to slide 23, and pressure switch 24 passes through the electric wire to be connected with solenoid 14, and the lower extreme fixedly connected with pulse valve 25 of sump 22, the lower extreme fixedly connected with carousel 26 of axis of rotation 11, the lower fixed surface of carousel 26 is connected with shower nozzle 27.
The working principle is as follows: when a servo motor drives a transmission shaft 2 to rotate, a support plate 3 is fixedly connected to the lower end of the transmission shaft 2, a rotary drum 4 is fixedly connected to the side face of the support plate 3, an expansion link 5 is fixedly connected to the surface of the rotary drum 4, the expansion link 5 extends under the action of centrifugal force, a push rod 6 is fixedly connected to the inside of the expansion link 5, a metal contact 7 is fixedly connected to the end portion of the push rod 6, a resistance strip 8 is slidably connected to the side face of the metal contact 7, the lower end of the resistance strip 8 is connected with an electric heating wire 10 through an electric wire, so that the resistance of the electric heating wire 10 is reduced when the expansion link 5 extends, the heating power of the electric heating wire is increased, a stirring rod 9 is fixedly connected to the end portion of the;
the lower end of the supporting plate 3 is fixedly connected with a rotating shaft 11, the rotating shaft 11 is divided into two sections, the upper end is fixedly connected with a magnetic block 13, the lower end is fixedly connected with an electromagnetic rod 14, the lower end of the shell 1 is provided with a water bin 22, the inside of the water bin 22 is slidably connected with a sliding plate 23, the side surface of the water bin 22 is communicated with an air pump 21, the pressure intensity of solution is increased when the air pump 21 inflates the inside of the water bin 22, the sliding plate 23 slides to the side surface under the action of pressure to press a pressure switch 24, the pressure switch 24 is connected with the electromagnetic rod 14 through an electric wire, the electromagnetic rod 14 and the magnetic block 13 are of different-name magnetic poles, so that the electromagnetic rod 14 and the magnetic block 13 attract each other to drive the rotating shaft 11 to approach each other, a side gear 15 is fixedly connected with the near end of the rotating shaft 11, the coating on the surface of the sensor is sprayed more uniformly;
when the rotating shaft 11 of lower extreme and the rotating shaft 11 of upper end mesh, the centre fixedly connected with clamp plate 16 of lower extreme rotating shaft 11, the inside sliding connection of clamp plate 16 has movable block 17, movable block 17 and metal strip 18 interconnect, movable block 17 and internal circuit are connected, and metal strip 18 is connected with pulse valve 25, and pulse valve 25 can work and spout the inside pressurized solution in sump 22 for shower nozzle 27 can spray more fine and smooth evenly.
To sum up, this spraying is more even and mix more abundant coating shower nozzle, stretches the expansion under the effect of centrifugal force through telescopic link 5 for the resistance that heating wire 10 inserts inside diminishes, and the heating power grow of heating wire 10, and the tip fixedly connected with puddler 9 of telescopic link 5, thereby has reached and can heat the solution of inside when carrying out stirring work, prevents the bonding of coating solution, makes things convenient for the smooth spun effect of coating.
This more even and more abundant coating shower nozzle of mixture of spraying, pressure increase through the inside of sump 22 for slide 23 presses pressure switch 24, the axis of rotation 11 interconnect at upper and lower both ends, movable block 17 and metal strip 18 interconnect this moment, pulse valve 25 can work and give shower nozzle 27 with the inside solution blowout of sump 22, thereby reached and to have made spun coating more fine and smooth, and the rotatory spraying through shower nozzle 27 makes the more even effect of spraying of coating.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a spraying is more even and mix more abundant coating shower nozzle, includes casing (1), its characterized in that: the rotary drum type heating device is characterized in that a transmission shaft (2) is rotatably connected to the circle center of the shell (1), a supporting plate (3) is fixedly connected to the bottom end of the transmission shaft (2), a rotary drum (4) is fixedly connected to the side face of the supporting plate (3), a telescopic rod (5) is fixedly connected to the surface of the rotary drum (4), a push rod (6) is fixedly connected to the inner portion of the telescopic rod (5), a metal contact (7) is fixedly connected to the end portion of the push rod (6), a resistance strip (8) is slidably connected to the side face of the metal contact (7), a stirring rod (9) is fixedly connected to one end, far away from the rotary drum (4), of the telescopic rod (5), a heating wire (10) is fixedly connected to the inner portion of the stirring rod (9), a rotating shaft (11) is fixedly, the inner fixed connection of the upper end of the rotating shaft (11) is provided with a magnetic block (13), the inner fixed connection of the lower end of the rotating shaft (11) is provided with an electromagnetic rod (14), the end part of the rotating shaft (11) is fixedly connected with a side gear (15), the middle of the rotating shaft (11) is fixedly connected with a pressing plate (16), the inner sliding connection of the pressing plate (16) is provided with a movable block (17), the side surface of the shell (1) close to the movable block (17) is fixedly connected with a metal strip (18), the lower end of the inner part of the shell (1) is provided with a water passing groove (19), the inner rotating of the water passing groove (19) is connected with a one-way valve (20), the inner fixed connection of the shell (1) is provided with an air pump (21), the lower end of the shell (1) is provided with a water sump (22), the inner sliding connection of the water sump (22) is provided, the lower extreme fixedly connected with pulse valve (25) of sump (22), the lower extreme fixedly connected with carousel (26) of axis of rotation (11), the lower fixed surface of carousel (26) is connected with shower nozzle (27).
2. The coating material spray head of claim 1 having a more uniform and well mixed spray, wherein: the upper end fixedly connected with servo motor of transmission shaft (2), the stirred tank has been seted up to the upper end of casing (1), and the diameter of stirred tank is greater than the maximum diameter of telescopic link (5).
3. The coating material spray head of claim 1 having a more uniform and well mixed spray, wherein: telescopic link (5) comprise dead lever and movable rod, two hollow connecting rods, push rod (6) fixed connection is in the dead lever bottom of telescopic link (5), resistance strip (8) fixed connection is on the movable rod lateral wall of telescopic link (5).
4. The coating material spray head of claim 1 having a more uniform and well mixed spray, wherein: the metal contact (7) is connected with an internal circuit, and the lower end of the resistance strip (8) is connected with the electric heating wire (10) through an electric wire.
5. The coating material spray head of claim 1 having a more uniform and well mixed spray, wherein: the rotating shaft (11) is divided into two sections, the adjacent ends of the two sections are fixedly connected with side gears (15), the pressing plate (16) is fixedly connected to the center of the rotating shaft (11) at the lower end, and the adjacent ends of the electromagnetic rod (14) and the magnetic block (13) are of different magnetic poles.
6. The coating material spray head of claim 1 having a more uniform and well mixed spray, wherein: the water bin (22) is communicated with a stirring tank at the upper end of the shell (1) through a water through tank (19), and the output end of the air pump (21) is communicated with the water bin (22).
7. The coating material spray head of claim 1 having a more uniform and well mixed spray, wherein: the movable block (17) is connected with an internal circuit, the metal strip (18) is connected with the pulse valve (25) through an electric wire, and the pressure switch (24) is connected with the electromagnetic rod (14) through an electric wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011370554.2A CN112517270A (en) | 2020-11-30 | 2020-11-30 | Paint sprayer capable of spraying more uniformly and mixing more sufficiently |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011370554.2A CN112517270A (en) | 2020-11-30 | 2020-11-30 | Paint sprayer capable of spraying more uniformly and mixing more sufficiently |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112517270A true CN112517270A (en) | 2021-03-19 |
Family
ID=74994956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011370554.2A Withdrawn CN112517270A (en) | 2020-11-30 | 2020-11-30 | Paint sprayer capable of spraying more uniformly and mixing more sufficiently |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112517270A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207862A (en) * | 2021-05-07 | 2021-08-06 | 徐志文 | Forest protection is with insecticidal dusting device |
| CN113384060A (en) * | 2021-05-12 | 2021-09-14 | 中国人民解放军陆军军医大学 | Make-up spray gun |
| CN113713981A (en) * | 2021-09-14 | 2021-11-30 | 四川海之科技股份有限公司 | Environment-friendly coating heating device and spraying system |
| CN113974266A (en) * | 2021-11-17 | 2022-01-28 | 赵先平 | Shaping processing equipment and method for leather shoe heel and upper leather in shoe production |
| CN114307731A (en) * | 2021-12-19 | 2022-04-12 | 姚启臣 | Ultrasonic contrast agent processing device and processing method |
| CN114306075A (en) * | 2021-12-31 | 2022-04-12 | 宜春万申制药机械有限公司 | Coating equipment for fully mixing medicine granules |
-
2020
- 2020-11-30 CN CN202011370554.2A patent/CN112517270A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207862A (en) * | 2021-05-07 | 2021-08-06 | 徐志文 | Forest protection is with insecticidal dusting device |
| CN113384060A (en) * | 2021-05-12 | 2021-09-14 | 中国人民解放军陆军军医大学 | Make-up spray gun |
| CN113713981A (en) * | 2021-09-14 | 2021-11-30 | 四川海之科技股份有限公司 | Environment-friendly coating heating device and spraying system |
| CN113974266A (en) * | 2021-11-17 | 2022-01-28 | 赵先平 | Shaping processing equipment and method for leather shoe heel and upper leather in shoe production |
| CN114307731A (en) * | 2021-12-19 | 2022-04-12 | 姚启臣 | Ultrasonic contrast agent processing device and processing method |
| CN114306075A (en) * | 2021-12-31 | 2022-04-12 | 宜春万申制药机械有限公司 | Coating equipment for fully mixing medicine granules |
| CN114306075B (en) * | 2021-12-31 | 2023-04-18 | 宜春万申制药机械有限公司 | Coating equipment for fully mixing medicine granules |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210319 |
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| WW01 | Invention patent application withdrawn after publication |