CN211463576U

CN211463576U - Spraying agitating unit and flush coater

Info

Publication number: CN211463576U
Application number: CN201921710546.0U
Authority: CN
Inventors: 翟潘
Original assignee: Shandong Huayu University of Technology
Current assignee: Dezhou Yunchuan Electromechanical Equipment Co.,Ltd.
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-09-11
Anticipated expiration: 2029-10-14

Abstract

The utility model belongs to the technical field of the spraying equipment technique and specifically relates to a spraying agitating unit and flush coater are related to. The spraying and stirring device comprises a base, a fixed frame fixedly arranged on the base, a barrel cover fixedly connected with the fixed frame, a stirring barrel rotatably connected with the base, a stirring mechanism for stirring the coating and a driving mechanism, wherein the driving mechanism comprises a driving device, a transmission mechanism and a rotating shaft; the driving device is in transmission connection with the stirring barrel through a rotating shaft and is used for driving the stirring barrel to rotate; the rotation direction of the stirring mechanism is opposite to that of the stirring barrel. The utility model also provides a flush coater, including above-mentioned spraying agitating unit, spraying pump and spray gun. This spraying agitating unit can drive (mixing) shaft and agitator simultaneously through a motor and rotate, can reduce the weight of spraying agitating unit and flush coater to a certain extent at least.

Description

Spraying agitating unit and flush coater

Technical Field

The utility model relates to a spraying equipment technical field, concretely relates to spraying agitating unit and flush coater.

Background

The spray coating is a coating method of dispersing into uniform and fine droplets by a spray gun or a disc atomizer with the aid of pressure or centrifugal force, and applying to the surface of an object to be coated. Spraying can be divided into air spraying, airless spraying, electrostatic spraying and various derivatives of the basic spray pattern described above. The spraying operation is mainly applied to the fields of hardware, plastic, furniture, military industry, ships and the like, and is the most common coating mode in current application.

In the spraying operation, some coatings have the characteristics of precipitation, layering and the like in a normal state, and the coatings need to be stirred in time in the spraying process, so that the phenomenon that the coatings are not uniform or block spraying pipelines and spray guns when the coatings are sprayed due to precipitation and the like is avoided.

Chinese patent application publication No. CN109647652A discloses a full-automatic stirring and spraying device, which comprises an equipment main body frame; a stirring barrel; the barrel cover is arranged on the barrel body; a lifting rod, a control panel; the spraying pump, the speed reducer and the coupling; two ends of the main frame of the equipment are respectively provided with two stirring barrels; a motor is installed on the outer side of the barrel cover, a coupler is arranged in the barrel cover and connected with a stirring shaft, and the bottom end of the stirring shaft is connected with a stirring impeller; a scraper plate is arranged at the inner edge of the stirring barrel, and the top of the scraper plate is fixed on the barrel cover; a spraying pump mounting rack is arranged between the two stirring barrels, one end of the material pumping pipe is placed in the stirring barrels, and the other end of the material pumping pipe is connected to a spraying pump; the two sides of the stirring barrel are respectively provided with an air cylinder and connected through a cross beam, and the cross beam is connected with the barrel cover through a lifting rod; the coating with precipitation and delamination performance can be uniformly stirred in the radial direction and the axial direction, and stirring and spraying operation can be continuously carried out. However, in the technical scheme of the spraying device, a plurality of motors are needed to drive the stirring shaft and the stirring barrel to rotate respectively, so that the equipment is heavier.

Therefore, it is necessary to design a new structure of the stirring device and the spraying machine, which can drive the stirring shaft and the stirring barrel to rotate simultaneously by one motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new construction's spraying agitating unit and flush coater, this spraying agitating unit can rotate through a motor simultaneous drive (mixing) shaft and agitator, can reduce the weight of spraying agitating unit and flush coater to a certain extent at least.

In order to solve the technical problem, the utility model discloses a following technical scheme:

an aspect of the utility model provides a spraying agitating unit, this spraying agitating unit include the base, set firmly mount on the base, with mount fixed connection's bung, spraying agitating unit still includes: the stirring barrel is rotatably connected with the base and is used for containing the coating; a stirring mechanism for stirring the coating; the driving mechanism comprises a driving device, a transmission mechanism and a rotating shaft, the driving device is fixedly connected with the barrel cover, and the driving device is in transmission connection with the stirring mechanism through the transmission mechanism and is used for driving the stirring mechanism to rotate; the driving device is in transmission connection with the stirring barrel through the rotating shaft and is used for driving the stirring barrel to rotate; the rotation direction of the stirring mechanism is opposite to that of the stirring barrel.

Further, the stirring mechanism comprises a stirring shaft and a stirring structure fixedly connected with the stirring shaft, wherein the first end of the stirring shaft is rotatably connected with the barrel cover, and the second end of the stirring shaft is rotatably connected with the stirring barrel.

Furthermore, a middle hole which is the same as the extension direction of the stirring shaft is arranged in the stirring shaft, and the rotating shaft penetrates through the middle hole.

Further, drive mechanism includes action wheel and driven wheelset, the action wheel with the drive arrangement transmission is connected, driven wheelset includes that first follow driving wheel, second follow driving wheel and third follow the driving wheel, the action wheel with first follow driving wheel transmission is connected, the second follow driving wheel with first follow coaxial and transmission of driving wheel is connected, the third is followed the driving wheel ring and is established on the (mixing) shaft, the second follow driving wheel with the gear drive of third follow driving wheel is connected.

Furthermore, the transmission mechanism comprises a driving wheel, a fourth driven wheel and a fifth driven wheel, the driving wheel is in transmission connection with the driving device, the fifth driven wheel is annularly arranged on the stirring shaft, the driving wheel is in transmission connection with the fourth driven wheel, and the fourth driven wheel is in transmission connection with the fifth driven wheel.

Further, the stirring structure comprises a plurality of layers of stirring blade groups, and the plurality of layers of stirring blade groups are arranged along the axial direction of the stirring shaft.

Further, the multiple layers of the stirring blade groups are distributed on the approximately whole height of the stirring barrel.

Further, the spraying and stirring device further comprises a scraper, the scraper is fixedly connected with the barrel cover, and the scraper is attached to the surface of the inner wall of the stirring barrel.

Furthermore, the scraping plates are in multiple groups, and the multiple groups of scraping plates are uniformly distributed around the central axis of the stirring barrel.

Another aspect of the present invention provides a spraying machine, which comprises the spraying stirring device in any one of the above technical solutions; the spraying pump is communicated with the stirring barrel, and the spray gun is communicated with a discharge hole of the spraying pump.

The embodiment of the utility model provides an in one or more technical scheme, following technological effect or advantage have at least:

the embodiment of the utility model provides an in set up drive arrangement and drive mechanism, drive arrangement drives agitator and the relative antiport of rabbling mechanism through drive mechanism, and a drive arrangement can drive agitator and the relative antiport of rabbling mechanism simultaneously during the stirring, has reduced the quantity of motor, can reduce the weight of spraying agitating unit and flush coater to a certain extent at least.

Drawings

FIG. 1 is a schematic perspective view of a first embodiment of the present invention;

FIG. 2 is a front view of the applicator of the first embodiment of the present invention;

fig. 3 is a sectional view taken along line a-a in fig. 2, which is a schematic structural view of a spraying stirring device according to a first embodiment of the present invention;

fig. 4 is a partially enlarged view of a portion B in fig. 3;

fig. 5 is a partially enlarged view of a portion C of fig. 3;

fig. 6 is a front view of a spraying machine according to a second embodiment of the present invention, i.e., a schematic structural view of a spraying stirring device according to a second embodiment of the present invention;

FIG. 7 is a cross-sectional view taken along line D-D of FIG. 6;

fig. 8 is a partially enlarged view of a portion E in fig. 7.

Description of the reference numerals

100-spraying machine, 101-base, 102-spraying pump, 103-pumping pipe, 104-stirring barrel, 105-barrel cover, 106-fixing frame, 107-supporting rod, 108-mounting frame, 109-spraying gun, 110-handrail, 111-feeding hole, 112-self-locking universal wheel, 113-motor, 114-rotating shaft, 115-rotating bearing, 116-stirring shaft, 117-stirring blade, 118-first rotating groove, 119-second rotating groove, 120-driving wheel, 121-driving belt, 122-first driven wheel, 123-driving shaft, 124-second driven wheel, 125-third driven wheel, 126-supporting rod, 127-scraping plate and 128-middle hole;

129-third driving groove, 130-fourth driven wheel, 131-connecting shaft, 132-fifth driven wheel.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

For convenience of description, the terms "upper", "lower", "left" and "right" are used in the same way as the drawings, but do not limit the structure of the present invention.

[ EXAMPLES one ]

As shown in fig. 1 to 3, a spraying stirring apparatus includes a base 101, a fixing frame 106, a stirring barrel 104, a barrel cover 105, a stirring mechanism for stirring paint, and a driving mechanism. The fixing frame 106 is disposed on the base 101, the fixing frame 106 is an inverted U-shape, and two U-shaped side rods of the fixing frame 106 are fixedly connected to the base 101. Two supporting rods 107 with the same length are fixedly connected to the U-shaped cross rod of the fixing frame 106, the two supporting rods 107 are perpendicular to the base 101, and the barrel cover 105 is fixedly connected with the two supporting rods 107. The mixing drum 104 is rotatably connected with the base 101, and a rotating bearing 115 is arranged at the joint of the mixing drum 104 and the base 101, preferably, the rotating bearing 115 is a tapered roller thrust bearing which can bear combined axial and radial loads, and provides support for the rotation of the mixing drum 104, so that the rotating friction is reduced. The rotary bearing 115 may also be a combination of a thrust bearing and a deep groove ball bearing, and may also be capable of carrying combined axial and radial loads. The driving mechanism includes a driving device, a transmission mechanism and a rotating shaft 114. Wherein the driving device can be a motor 113, and the motor 113 is connected with the barrel cover 105 through a flange. The motor 113 is in transmission connection with the stirring mechanism through a transmission mechanism and is used for driving the stirring mechanism to rotate. The motor 113 is in transmission connection with the stirring barrel 104 through a rotating shaft 114 and is used for driving the stirring barrel 104 to rotate; the first end of pivot 114 and motor 113's output shaft fixed connection, second end and agitator 104 fixed connection, motor 113 drive pivot 114 rotates during the stirring to drive agitator 104 and rotate, make the stirring more even. The rotation direction of the stirring barrel 104 is opposite to that of the stirring mechanism, and the stirring barrel 104 and the stirring mechanism can be driven to rotate simultaneously by using one motor 113 during stirring, so that the weight of the spraying stirring device can be reduced to a certain extent at least.

As shown in fig. 4, the tub cover 105 is provided with a first rotation groove 118 and a second rotation groove 119. The stirring mechanism comprises a stirring shaft 116 and a stirring structure, wherein a first end of the stirring shaft 116 is inserted into a second rotating groove 119 in the barrel cover 105 and is rotatably connected with the barrel cover 105, and a second end of the stirring shaft is rotatably connected with the bottom of the stirring barrel 104. A bearing is arranged at the joint of the stirring shaft 116 and the barrel cover 105, and a bearing is arranged at the joint of the stirring shaft 116 and the bottom of the stirring barrel 104, so that the stirring shaft 116 can rotate relative to the stirring barrel 104. Stirring structure and (mixing) shaft 116 fixed connection, the turning to of (mixing) shaft 116 is opposite with the turning to of pivot 114, drives stirring structure and the relative antiport of pivot 114, has increased the relative velocity of motion of stirring structure and agitator 104, has increased the homogeneity of stirring relatively, has promoted spraying efficiency to a certain extent.

As shown in fig. 4, a central hole 128 is formed in the stirring shaft 116, which extends in the same direction as the stirring shaft 116, and the rotation shaft 114 passes through the central hole 128, so that the rotation of the stirring barrel 104 and the stirring mechanism are not affected by each other.

As shown in fig. 4, the transmission mechanism includes a driving wheel 120 and a driven wheel set, the driving wheel 120 is disposed in the first rotating groove 119 and is annularly disposed on the rotating shaft 114, and is in key transmission connection with the rotating shaft 114. The driven wheel set includes a first driven wheel 122, a second driven wheel 124, and a third driven wheel 125. A transmission shaft 123 is arranged in the barrel cover 105, a first end of the transmission shaft 123 is inserted in the first rotating groove 119 and is rotatably connected with the barrel cover 105, and a bearing is arranged at the connection position; the second end of the transmission shaft 123 is inserted into the second rotation groove 119 and rotatably connected to the tub cover 105, and a bearing is disposed at the connection. The first driven wheel 122 is disposed in the first rotating groove 118 and is annularly disposed on the transmission shaft 123, and is in key transmission connection with the transmission shaft 123. The driving wheel 120 is connected with the first driven wheel 122 in a belt transmission manner, and a transmission belt 121 is wound on the driving wheel 120 and the first driven wheel 122. Preferably, the driving pulley 120 and the first driven pulley 122 are both pulleys, and the transmission belt 121 is a belt. It should be noted that the driving wheel 120 and the first driven wheel 122 may also be sprockets, and when the driving wheel 120 and the first driven wheel 122 are sprockets, the transmission belt 121 is a chain. The second driven wheel 124 and the third driven wheel 125 are arranged in the second rotating groove 119, the second driven wheel 124 is annularly arranged on the transmission shaft 123 and is in key transmission connection with the transmission shaft 123, so that the second driven wheel 124 and the first driven wheel 122 rotate synchronously; the third driven wheel 125 is annularly arranged on the stirring shaft 116 and is connected with the stirring shaft 116 through a key. The second driven wheel 124 is in gear transmission connection with the third driven wheel 125, specifically, the second driven wheel 124 and the third driven wheel 125 are both gears, and the second driven wheel 124 and the third driven wheel 125 are in meshed connection with each other. During spraying operation, the motor 113 drives the rotating shaft 114 to rotate, the driving wheel 120 rotates to drive the first driven wheel 122 to rotate synchronously, the second driven wheel 124 rotates to drive the third driven wheel 125 to rotate in the opposite direction, and the stirring shaft 116 and the rotating shaft 114 rotate in the opposite direction.

As shown in fig. 3, the stirring structure includes multiple layers of stirring blade sets, the multiple layers of stirring blade sets are arranged along the axial direction of the stirring shaft 116, each layer of stirring blade set includes multiple stirring blades 117, and the multiple stirring blades 117 perform upper-layer and lower-layer synchronous stirring on the easily layered coating in the stirring barrel 104 during stirring, so that the uniformity of the coating is relatively increased.

The multiple layers of mixing blades are distributed over substantially the entire height of the mixing drum 104 to more uniformly mix the paint in the mixing drum 104. That is to say, the stirring blade group at the uppermost layer is close to the top of the inner cavity of the stirring barrel 104, the stirring blade group at the lowermost layer is close to the bottom of the inner cavity of the stirring barrel 104, and the stirring blade groups at the middle position are uniformly distributed between the stirring blade groups at the uppermost layer and the lowermost layer.

As shown in fig. 3 and 5, a supporting rod 126 perpendicular to the lid 105 is fixedly disposed on the lid 105, and an end of the supporting rod 126 far from the lid 105 extends into the stirring barrel 104. The spraying and stirring device further comprises a scraper 127, the scraper 127 is fixedly connected with the support rod 126, and the scraper 127 is attached to the inner wall surface of the stirring barrel 104. When the stirring barrel 104 rotates, the scraper 127 and the stirring barrel 104 move relatively to scrape off the paint attached to the barrel wall, so that the paint is reduced from being accumulated and solidified on the barrel wall to a certain extent. Preferably, the scraper 127 is natural rubber, which relatively reduces wear on the tub walls.

As shown in fig. 3, the struts 126 and the scrapers 127 are provided in multiple groups, and the multiple groups of scrapers 127 are uniformly distributed around the central axis of the stirring barrel 104, so that the scraping efficiency of the coating is relatively increased.

As shown in fig. 1 and fig. 2, a plurality of self-locking universal wheels 112 are arranged at the bottom of the base 101, preferably, the self-locking universal wheels 112 are super artificial rubber wheels of a bottom plate type movable full brake of Dongguan Kaixin caster company Limited 2 series, and can be locked in a region to be sprayed in the moving process of the spraying stirring device, so that the convenience of the spraying stirring device is relatively increased.

As shown in fig. 1, two handrails 110 are fixedly disposed on two sides of the base 101 to facilitate moving the spraying stirring device to a desired spraying area.

As shown in fig. 1, a feed opening 111 is provided on the lid 105, and when the coating in the mixing tank 104 is insufficient, a material pump and a pipeline are used to pump the raw material into the mixing tank 104 through the feed opening 111 to supplement the coating.

The working principle of the spraying stirring device of the embodiment is as follows: when spraying operation is needed, an operator starts the motor 113, and the motor 113 drives the rotating shaft 114 to rotate to drive the stirring barrel 104 to rotate; the shaft 114 drives the driving wheel 120 to rotate, drives the first driven wheel 122 to rotate synchronously through the transmission belt 121, drives the third driven wheel 125 to rotate reversely, further drives the stirring shaft 116 to rotate reversely relative to the stirring barrel 104, and the plurality of stirring blades 117 stir the paint in the stirring barrel 104.

[ example two ]

As shown in fig. 6-8, the applicator 100 of the present embodiment differs from the first embodiment in that the applicator 100 of the present embodiment has a different drive mechanism. Therefore, the following description focuses on the transmission mechanism in the present embodiment. Descriptions of the same or similar elements as in the first embodiment will be omitted.

The tub cover 105 is provided with a third driving groove 129. The transmission mechanism in this embodiment includes a driving wheel 120, a fourth driven wheel 130, and a fifth driven wheel 132, and the driving wheel 120, the fourth driven wheel 130, and the fifth driven wheel 132 are all disposed in the third driving groove 129. The driving wheel 120 is annularly arranged on the rotating shaft 114, the fourth driven wheel 130 is rotatably connected with the barrel cover 105 through a connecting shaft 131, a first end of the connecting shaft 131 is rotatably connected with the barrel cover 105, a second end of the connecting shaft 131 is fixedly connected with the fourth driven wheel 130, and a bearing is arranged at the connecting position of the connecting shaft 131 and the barrel cover 105. The fifth driven wheel 132 is annularly arranged on the stirring shaft 116 and is connected with the stirring shaft 116 through a key. The driving wheel 120 is in gear transmission connection with the fourth driven wheel 130, the fourth driven wheel 130 is in gear transmission connection with the fifth driven wheel 132, specifically, the driving wheel 120, the fourth driven wheel 130 and the fifth driven wheel 132 are all bevel gears, and the driving wheel 120, the fourth driven wheel 130 and the fifth driven wheel 132 are in meshing connection in sequence. During spraying operation, the motor 113 drives the rotating shaft 114 to rotate, the driving wheel 120 rotates to drive the fourth driven wheel 130 to rotate, and further drives the fifth driven wheel 132 to rotate in the opposite direction, so that the stirring shaft 116 and the rotating shaft 114 rotate in the opposite direction.

The working principle of the spraying stirring device of the embodiment is as follows: when spraying operation is needed, an operator starts the motor 113, and the motor 113 drives the rotating shaft 114 to rotate to drive the stirring barrel 104 to rotate; the rotation of the shaft 114 drives the driving wheel 120 to rotate, and simultaneously drives the fourth driven wheel 130 to rotate, the fifth driven wheel 132 rotates in reverse direction, so that the stirring shaft 116 rotates in reverse direction relative to the stirring barrel 104, and the plurality of stirring blades 117 stir the paint in the stirring barrel 104.

It should be noted that the motors 113 and 213 and the spraying pumps 102 and 202 of the present invention are prior art, and the internal structure of the present invention is not changed.

[ EXAMPLE III ]

The utility model also provides an flush coater 100, including in any one of the above-mentioned scheme spraying agitating unit, still include spray pump 102 and spray gun 109. The spraying pump 102 is fixed on the base 101 through the mounting rack 108, a material pumping port of the spraying pump 102 is communicated with the stirring barrel 104 through a material pumping pipe 103, a material discharging port is connected with the spray gun 109 through a high-pressure hose, the coating is conveyed into the spray gun 109 through the high-pressure hose, and the coating is instantly atomized by the spray gun 109 and then released to the surface of an object to be coated. It should be noted that the portion of the pumping tube 103 extending into the inner cavity of the stirring barrel 104 is made of metal, so that the pumping tube 103 is not easily bent during the stirring process of the spraying machine 100.

To sum up, the utility model provides an among the spraying agitating unit set up drive arrangement and drive mechanism, drive arrangement drives agitator and the relative antiport of rabbling mechanism through drive mechanism, and a drive arrangement can drive agitator and the relative antiport of rabbling mechanism simultaneously during the stirring, has reduced the quantity of motor, can reduce the weight of spraying agitating unit and flush coater to a certain extent at least.

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

1. The utility model provides a spraying agitating unit, includes the base, sets firmly mount on the base, with mount fixed connection's bung, its characterized in that, spraying agitating unit still includes:

the stirring barrel is rotatably connected with the base and is used for containing the coating;

a stirring mechanism for stirring the coating; and

the driving mechanism comprises a driving device, a transmission mechanism and a rotating shaft, the driving device is fixedly connected with the barrel cover, and the driving device is in transmission connection with the stirring mechanism through the transmission mechanism and is used for driving the stirring mechanism to rotate; the driving device is in transmission connection with the stirring barrel through the rotating shaft and is used for driving the stirring barrel to rotate; the rotation direction of the stirring mechanism is opposite to that of the stirring barrel.

2. The spray stirring device of claim 1 wherein the stirring mechanism comprises a stirring shaft and a stirring structure fixedly connected with the stirring shaft, wherein the stirring shaft is rotatably connected with the barrel cover at a first end and with the stirring barrel at a second end.

3. The coating stirring device of claim 2 wherein said stirring shaft has a central bore therein extending in the same direction as said stirring shaft, said shaft passing through said central bore.

4. The spraying stirring device of claim 3 wherein the transmission mechanism comprises a driving wheel and a driven wheel set, the driving wheel is in transmission connection with the driving device, the driven wheel set comprises a first driven wheel, a second driven wheel and a third driven wheel, the driving wheel is in transmission connection with the first driven wheel, the second driven wheel is coaxial with the first driven wheel and in transmission connection with the first driven wheel, the third driven wheel is annularly arranged on the stirring shaft, and the second driven wheel is in gear transmission connection with the third driven wheel.

5. The spraying stirring device of claim 3 wherein the transmission mechanism comprises a driving wheel, a fourth driven wheel and a fifth driven wheel, the driving wheel is in transmission connection with the driving device, the fifth driven wheel is annularly arranged on the stirring shaft, the driving wheel is in gear transmission connection with the fourth driven wheel, and the fourth driven wheel is in gear transmission connection with the fifth driven wheel.

6. The spray stirring device according to claim 2, wherein the stirring structure comprises a plurality of layers of stirring blade groups, the plurality of layers of stirring blade groups being arranged in an axial direction of the stirring shaft.

7. The coating stirring device of claim 6 wherein the plurality of layers of stirring blade sets are distributed over substantially the entire height of the stirring barrel.

8. The spraying stirring device of any one of claims 1-7 further comprising a scraper fixedly connected to the barrel cover, wherein the scraper is attached to the inner wall surface of the stirring barrel.

9. The coating stirring device of claim 8 wherein the scrapers are in a plurality of sets, the sets of scrapers being evenly distributed about a central axis of the stirring barrel.

10. An applicator, comprising:

the spray stirring device of any one of claims 1 to 9;

a spray pump in communication with the agitator, and

and the spray gun is communicated with the discharge hole of the spraying pump.