CN214764872U - Double-shaft liquid coating stirrer - Google Patents
Double-shaft liquid coating stirrer Download PDFInfo
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- CN214764872U CN214764872U CN202121244785.9U CN202121244785U CN214764872U CN 214764872 U CN214764872 U CN 214764872U CN 202121244785 U CN202121244785 U CN 202121244785U CN 214764872 U CN214764872 U CN 214764872U
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- scraper
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Abstract
The utility model discloses a double-shaft liquid coating stirrer, which relates to the technical field of liquid coating stirring, and designs a rotating shaft into an inner rotating shaft and an outer rotating shaft which are coaxially arranged, in the same time period, the inner rotating shaft and the outer rotating shaft realize relative reverse rotation through a gear transmission group, and then respective stirring blades of the inner rotating shaft and the outer rotating shaft can also relatively reversely rotate in a stirring barrel, so that the raw materials are impacted and mixed to a greater extent, the stirring blades of the two rotating shafts are arranged in a vertical direction in a layered manner, and are respectively inclined upwards and downwards, the stirring force of the raw materials to a longitudinal layer is ensured, the stirring efficiency is improved, the occupied space of the double shafts is smaller, and the double-shaft stirring barrel can be suitable for more types of stirring barrels; in addition, the scraper is designed, when the rotating shaft rotates to a certain speed, the blade part of the scraper can scrape and hang the raw materials attached to the inner wall of the stirring barrel under the action of centrifugal force, so that the waste of the raw materials is avoided, and the mixing quality of the liquid coating is ensured.
Description
Technical Field
The utility model relates to a liquid coating stirring technical field, concretely relates to biax liquid coating mixer.
Background
The liquid paint stirrer is an efficient device widely used for stirring, dispersing and dissolving paint and solid, and widely used for chemical products such as paint, printing ink, pigment, adhesive and the like. Traditional liquid coating mixer includes bed plate, hydraulic pressure lift post, xarm, motor, pivot, stirring leaf and agitator, and the pivot is installed in the xarm through the bearing frame, and the stirring leaf sets up in the pivot lower extreme, and the stirring process is that hydraulic pressure lift post drives the pivot and reciprocates, will stir the leaf and extend to the agitator in, but the relative impact dynamics between the liquid raw materials is less when stirring, leads to stirring efficiency lower. In order to improve the stirring efficiency, a double-shaft stirrer is provided, a motor drives two parallel rotating shafts to rotate, stirring blades of the two rotating shafts stir liquid raw materials, the relative impact force between the liquid raw materials is increased, the stirring efficiency is submitted to a certain degree, the occupied space of the double shafts is large, the stirring blades are basically located at the same layer height, and the stirring force of the raw materials at the longitudinal layer is still low. In addition, in the stirring process, the inner wall of the stirring barrel often has the relatively dry raw materials wrapped on the inner wall of the barrel by the wet materials, and the partial raw materials can not be dispersed in the coating, so that the raw materials are wasted, the raw material proportioning precision of the liquid coating is low, and the quality of the liquid coating can not be ensured.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough among the prior art, the utility model provides a biax liquid coating mixer.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
the double-shaft liquid coating stirrer comprises a base plate, a hydraulic lifting column, a cross arm, a motor, a rotating shaft, stirring blades and a stirring barrel, wherein the hydraulic lifting column is installed on the base plate, the cross arm is fixed at the top end of the hydraulic lifting column, the motor and the rotating shaft are both installed on the cross arm, and the stirring barrel is arranged on the base plate and is positioned right below the rotating shaft;
the rotating shaft comprises an outer rotating shaft and an inner rotating shaft, the outer rotating shaft is of a cylindrical structure sleeved on the inner rotating shaft, the end of the inner rotating shaft extends out of the outer rotating shaft, the outer rotating shaft is in rotating fit with the inner rotating shaft through a plurality of bearings, and the lower port of the outer rotating shaft is in rotating seal fit with the inner rotating shaft;
the stirring blades are positioned in the stirring barrel and comprise a first stirring blade and a second stirring blade which are respectively fixed on the outer rotating shaft and the inner rotating shaft, the first stirring blade inclines downwards, and the second stirring blade inclines upwards;
the upper end of the inner rotating shaft is in transmission connection with the upper end of the outer rotating shaft through a transmission gear set, the rotating directions of the inner rotating shaft and the outer rotating shaft are opposite in the same rotating period, and a torque output shaft of the motor is in transmission connection with the outer rotating shaft through a synchronous transmission mechanism;
the outer rotating shaft is fixedly provided with a radial sliding rod positioned in the stirring barrel, the radial sliding rod is connected with a scraper in a sliding mode, the scraper is vertically arranged and can move elastically in the radial direction relative to the outer rotating shaft, and when the outer rotating shaft rotates to a certain speed, the blade part of the scraper is in contact with the inner wall of the stirring barrel under the action of centrifugal force.
The scheme designs the rotating shafts into an inner rotating shaft and an outer rotating shaft which are coaxially arranged, the inner rotating shaft and the outer rotating shaft realize relative reverse rotation through the gear transmission set in the same time period, and then respective stirring blades of the inner rotating shaft and the outer rotating shaft can also relatively reversely rotate in the stirring barrel, so that raw materials are impacted and mixed mutually to a greater extent, the stirring blades of the two rotating shafts are arranged in layers in the vertical direction and are respectively inclined upwards and downwards, the stirring force of the raw materials in the longitudinal layer is ensured, the stirring efficiency is improved, the occupied space of the double shafts is smaller, and the stirring barrel is suitable for more types of stirring barrels; in addition, the scraper is designed, when the rotating shaft rotates to a certain speed, the blade part of the scraper can scrape and hang the raw materials attached to the inner wall of the stirring barrel under the action of centrifugal force, so that the waste of the raw materials is avoided, and the mixing quality of the liquid coating is ensured.
The utility model discloses an in a preferred embodiment, first bevel gear of drive gear group package, second bevel gear and third bevel gear, first bevel gear install in the upper end of outer pivot, second bevel gear install in the upper end of interior pivot, third bevel gear simultaneously with first bevel gear and second bevel gear meshing.
The three bevel gears realize the opposite rotation of the two rotating shafts, and the device has a simple structure and good stability.
In a preferred embodiment of the present invention, the knife edge portion of the scraper is wrapped with a wear-resistant rubber layer.
The wear-resisting rubber layer is low-cost removable piece, can protect the cutting edge of scraper and agitator inner wall.
The utility model discloses an in a preferred embodiment, radial slide rod cover has extension spring and sliding sleeve, the both ends of extension spring respectively with sliding sleeve and outer pivot connection, the scraper is fixed in the sliding sleeve.
When the rotating shaft rotates, the sliding sleeve has a tendency of radially keeping away from the rotating shaft, the rotating speed is faster, the sliding sleeve is farther away from the rotating shaft, namely, the scraper on the sliding sleeve is closer to the inner wall of the stirring barrel, when the scraper contacts with the inner wall of the barrel, the inner wall coating can be scraped, and when the rotating speed of the rotating shaft is reduced, the scraper is gradually kept away from the inner wall of the barrel under the action of the tension spring.
In a preferred embodiment of the present invention, the scraper is detachably connected to the sliding sleeve through a bolt, so that the scraper can be maintained conveniently.
Drawings
FIG. 1 is a schematic view of a main sectional view of a dual-axis liquid coating mixer according to the present invention;
FIG. 2 is a schematic structural view of the scraper of the present invention when contacting the inner wall of the stirring barrel;
FIG. 3 is a schematic top view of the dual axis fluid coating material mixing machine of the present invention;
the device comprises a base plate 1, a base plate 2, a stirring barrel 3, a first stirring blade 4, a second stirring blade 5, an inner rotating shaft 6, an outer rotating shaft 7, a scraper 8, a radial sliding rod 9, a sliding sleeve 10, a tension spring 11, a packaging shell 12, a first bevel gear 13, a second bevel gear 14, a third bevel gear 15, a lifting guide rod 16, a synchronous transmission mechanism 17, a motor 18, a cross arm 19, a hydraulic lifting column 20 and a wear-resistant rubber layer.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.
As shown in fig. 1, fig. 2 and fig. 3, the utility model provides a biax liquid coating mixer, including bed plate 1, hydraulic pressure lift post 19, xarm 18, motor 17, pivot, stirring leaf and agitator 2, hydraulic pressure lift post 19 is installed in bed plate 1, and xarm 18 is fixed in hydraulic pressure lift post 19 top, and motor 17 and pivot are all installed in xarm 18, and agitator 2 arranges bed plate 1 in and is located the pivot under.
In order to improve the stirring efficiency, the utility model designs the rotating shaft in an internal and external combination mode, namely the rotating shaft consists of an outer rotating shaft 6 and an inner rotating shaft 5, the outer rotating shaft 6 is a tubular structure sleeved on the inner rotating shaft 5, the end head of the inner rotating shaft 5 extends to the outside of the outer rotating shaft 6, the outer rotating shaft 6 is in running fit with the inner rotating shaft 5 through a plurality of bearings, and the lower port of the outer rotating shaft 6 is in running seal fit with the inner rotating shaft 5;
the stirring blades are positioned in the stirring barrel 2 and comprise a first stirring blade 3 and a second stirring blade 4 which are respectively fixed on an outer rotating shaft 6 and an inner rotating shaft 5, the first stirring blade 3 inclines downwards, and the second stirring blade 4 inclines upwards;
the upper end of the inner rotating shaft 5 is in transmission connection with the upper end of the outer rotating shaft 6 through a transmission gear set, the rotating directions of the inner rotating shaft 5 and the outer rotating shaft 6 are opposite in the same rotating period, and a torque output shaft of a motor 17 is in transmission connection with the outer rotating shaft 6 through a synchronous transmission mechanism 16.
The stirring process of the stirrer is as follows: the motor 17 rotates to drive the outer rotating shaft 6 to rotate through the synchronous transmission mechanism 16, the outer rotating shaft 6 drives the inner rotating shaft 5 to rotate reversely through the transmission gear set, so that the first stirring blade 3 positioned on the outer rotating shaft 6 and the second stirring blade 4 positioned on the inner rotating shaft 5 rotate reversely to stir the liquid raw materials in an impact mode.
The stirring blades and the rotating shaft are of common detachable structures, and the distance between the first stirring blade 3 and the second stirring blade 4 can be properly adjusted according to the depth of the stirring barrel 2, so that the efficient stirring of the raw materials at the longitudinal level is ensured.
The utility model discloses in, the assembly of outer rotor shaft 6 and interior rotor shaft 5 is similar with common pivot mounting structure among the prior art, all realizes normal running fit through the bearing, and passes through seal assembly at the port and seal, and seal assembly includes end cover, sealing washer. The sealing structure is designed to avoid the raw material from entering the position between the inner rotating shaft 5 and the outer rotating shaft 6 and influencing the precision of the rotating shafts.
The utility model provides a current double-shaft mixer can not in time scrape the problem of bucket inner wall coating, and be fixed with the radial slide bar 8 that is located agitator 2 in the pivot 6 outward, and 8 sliding connection of this radial slide bar have scraper 7, and scraper 7 is vertical arranges, and can be for 6 radial elastic movement of outer pivot, when outer pivot 6 rotates to the uniform velocity, under the effect of centrifugal force, the cutting edge portion of scraper 7 and the inner wall contact of agitator 2. The prior parallel double-shaft design is difficult to design the scraper 7 like the stirrer.
In an optional embodiment of the present invention, the transmission gear set comprises a first bevel gear 12, a second bevel gear 13 and a third bevel gear 14, the first bevel gear 12 is installed on the upper end of the outer rotating shaft 6, the second bevel gear 13 is installed on the upper end of the inner rotating shaft 5, and the third bevel gear 14 is engaged with the first bevel gear 12 and the second bevel gear 13 simultaneously.
Wherein the third bevel gear 14 is arranged transversely through a bearing seat and a rotating shaft.
In an optional embodiment of the present invention, the synchronous transmission mechanism includes a first synchronous wheel installed on the outer rotating shaft 6, a second synchronous wheel installed on the rotating shaft of the motor 17, and a synchronous belt for driving and connecting the first synchronous wheel and the second synchronous wheel. The mode through hold-in range and synchronizing wheel meshing transmission is the driven common means of current rotating-structure, and is simple, convenient, consequently the utility model discloses this structure has been used here.
In an alternative embodiment of the present invention, the top surface of the cross arm 18 is fixed with the enclosure 11, and the transmission gear set is located on the enclosure 11.
The packaging shell 11 can protect the gear transmission set, and the external structure is more attractive.
In an optional embodiment of the present invention, the blade portion of the scraper 7 is wrapped with a wear-resistant rubber layer 20.
The wear-resistant rubber layer 20 can be connected with the scraper 7 through a faggy screw, and is better in bonding and welding stability and not easy to fall off.
In an optional embodiment of the present invention, the radial sliding rod 8 is sleeved with a tension spring 10 and a sliding sleeve 9, two ends of the tension spring 10 are respectively connected with the sliding sleeve 9 and the outer rotating shaft 6, and the scraper 7 is fixed on the sliding sleeve 9.
In an optional embodiment of the present invention, the scraper 7 is detachably connected to the sliding sleeve 9 by a bolt.
In an optional embodiment of the present invention, the base plate 1 is vertically fixed with a lifting guide rod 15, and the cross arm 18 is slidably sleeved on the lifting guide rod 15.
The cross arm 18 is long, and the lifting guide rod 15 is designed in the mixer in order to enable the hydraulic lifting column 19 to stably drive the hydraulic lifting column to move up and down.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A double-shaft liquid coating stirrer comprises a base plate, a hydraulic lifting column, a cross arm, a motor, a rotating shaft, stirring blades and a stirring barrel, wherein the hydraulic lifting column is arranged on the base plate, the cross arm is fixed at the top end of the hydraulic lifting column, the motor and the rotating shaft are both arranged on the cross arm, the stirring barrel is arranged on the base plate and is positioned under the rotating shaft,
the rotating shaft comprises an outer rotating shaft and an inner rotating shaft, the outer rotating shaft is of a cylindrical structure sleeved on the inner rotating shaft, the end of the inner rotating shaft extends out of the outer rotating shaft, the outer rotating shaft is in rotating fit with the inner rotating shaft through a plurality of bearings, and the lower port of the outer rotating shaft is in rotating seal fit with the inner rotating shaft;
the stirring blades are positioned in the stirring barrel and comprise a first stirring blade and a second stirring blade which are respectively fixed on the outer rotating shaft and the inner rotating shaft, the first stirring blade inclines downwards, and the second stirring blade inclines upwards;
the upper end of the inner rotating shaft is in transmission connection with the upper end of the outer rotating shaft through a transmission gear set, the rotating directions of the inner rotating shaft and the outer rotating shaft are opposite in the same rotating period, and a torque output shaft of the motor is in transmission connection with the outer rotating shaft through a synchronous transmission mechanism;
the outer rotating shaft is fixedly provided with a radial sliding rod positioned in the stirring barrel, the radial sliding rod is connected with a scraper in a sliding mode, the scraper is vertically arranged and can move elastically in the radial direction relative to the outer rotating shaft, and when the outer rotating shaft rotates to a certain speed, the blade part of the scraper is in contact with the inner wall of the stirring barrel under the action of centrifugal force.
2. The dual-shaft liquid paint mixer of claim 1, wherein the transmission gear set comprises a first bevel gear, a second bevel gear and a third bevel gear, the first bevel gear is installed at the upper end of the outer rotating shaft, the second bevel gear is installed at the upper end of the inner rotating shaft, and the third bevel gear is engaged with the first bevel gear and the second bevel gear simultaneously.
3. The dual-axis liquid coating mixer of claim 2 wherein the synchronizing mechanism includes a first synchronizing wheel mounted to the outer shaft, a second synchronizing wheel mounted to the motor shaft, and a timing belt drivingly coupling the first synchronizing wheel and the second synchronizing wheel.
4. The dual axis paint mixer of claim 3 wherein the cross arm has a top surface to which is secured an enclosure, the drive gear set being located in the enclosure.
5. The dual axis liquid coating mixer of claim 1 wherein the blade portion of the scraper is coated with a wear resistant rubber layer.
6. The dual-axis liquid coating stirring machine of claim 5, wherein the radial sliding rod sleeve has a tension spring and a sliding sleeve, two ends of the tension spring are respectively connected with the sliding sleeve and the outer rotating shaft, and the scraper is fixed on the sliding sleeve.
7. The dual axis liquid paint mixer of claim 6 wherein the scraper is removably attached to the slip by bolts.
8. The dual axis paint shaker as claimed in claim 1, wherein the base plate has a vertically fixed lift guide bar and the cross bar is slidably received in the lift guide bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121244785.9U CN214764872U (en) | 2021-06-04 | 2021-06-04 | Double-shaft liquid coating stirrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121244785.9U CN214764872U (en) | 2021-06-04 | 2021-06-04 | Double-shaft liquid coating stirrer |
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| Publication Number | Publication Date |
|---|---|
| CN214764872U true CN214764872U (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121244785.9U Active CN214764872U (en) | 2021-06-04 | 2021-06-04 | Double-shaft liquid coating stirrer |
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| CN (1) | CN214764872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118457029A (en) * | 2024-07-15 | 2024-08-09 | 湖南晶讯光电股份有限公司 | Large plate full-page screen printing device and method |
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2021
- 2021-06-04 CN CN202121244785.9U patent/CN214764872U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118457029A (en) * | 2024-07-15 | 2024-08-09 | 湖南晶讯光电股份有限公司 | Large plate full-page screen printing device and method |
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