CN214646847U

CN214646847U - Spray painting device capable of feeding at uniform speed

Info

Publication number: CN214646847U
Application number: CN202022616215.XU
Authority: CN
Inventors: 朱小峰; 陈建新; 郑世忠
Original assignee: Wuxi He Shuo Feng New Material Co ltd
Current assignee: Wuxi He Shuo Feng New Material Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-11-09
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to a spray painting device capable of feeding at a constant speed, which comprises a main body of a spray painting machine and a feeding mechanism, wherein the feeding mechanism is arranged in the main body of the spray painting machine; the servo motor at the top of the charging barrel works to drive the threaded rod to rotate clockwise, the first control valve is closed, the second control valve is opened, the third control valve is opened, the fourth control valve is closed, the lifting piston in threaded connection with the threaded rod moves upwards, ink above the lifting piston inside the charging barrel enters the sprayer of the inkjet printer main body through the second control valve to be subjected to inkjet printing, when the threaded rod rotates anticlockwise, the first control valve is opened, the second control valve is closed, the third control valve is closed, the fourth control valve is opened, the lifting piston moves downwards, ink below the lifting piston inside the charging barrel enters the sprayer of the inkjet printer main body through the second control valve to be subjected to inkjet printing, when the servo motor rotates at a constant speed, the lifting piston goes up and down at a constant speed, uniform-speed feeding is realized, and the clear pattern of inkjet printing is ensured.

Description

Spray painting device capable of feeding at uniform speed

Technical Field

The utility model relates to a printing device technical field especially relates to a printing device of feeding at the uniform velocity.

Background

The inkjet printer is a product of a large-scale printer series, the inkjet printer uses solvent type or UV curing type ink, wherein the solvent type ink has strong smell and corrosivity, and the ink permeates into the interior of a printing material through corrosion in the printing process, so that an image is not easy to fade, and the inkjet printer has the characteristics of water resistance, ultraviolet resistance, scratch resistance and the like.

When the existing spray painting device is used, the situation that images sprayed by ink are not clear can be caused because the constant speed of feeding cannot be ensured; cartridges filled with ink at the same time are prone to ink thickening and settling when used at different temperatures.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problem of providing a spray painting device capable of feeding at a constant speed, which solves the problem that the image sprayed by ink is unclear because the feeding at a constant speed can not be ensured when the existing spray painting device is used; the cartridges filled with ink at the same time are used at different temperatures, which easily causes the technical problems of the conditions of ink thickening and sedimentation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a spray painting device capable of feeding at a constant speed comprises a spray painting machine main body and a feeding mechanism, wherein the feeding mechanism is arranged inside the spray painting machine main body and comprises a charging barrel, a first control valve, a second control valve, a third control valve and a fourth control valve, the first control valve and the second control valve are respectively installed on two sides of the top of the charging barrel in a conduction mode, the third control valve and the fourth control valve are respectively installed on two sides of the bottom of the charging barrel in a conduction mode, a servo motor is installed on the top side of the charging barrel, a threaded rod is installed at the output end of the servo motor and located inside the charging barrel, a hexagonal column is rotatably installed inside the charging barrel and located on two sides of the threaded rod, a lifting piston is installed on the outer side of the threaded rod in a threaded mode, two sides inside the lifting piston are fixedly connected with an outer ring of a sealing bearing, the sealing bearing is movably sleeved on the outer side of the hexagonal column, and rotary drums are installed on the top side and the bottom side of an inner ring of the sealing bearing, and the rotary drum is sleeved on the outer side of the hexagonal column, and a plurality of stirring blades are arranged on the outer side of the rotary drum.

Preferably, the first control valve and the third control valve are respectively connected with an external storage tank through a material pipe, and the second control valve and the fourth control valve are respectively connected with a nozzle of the inkjet printer main body through the material pipe in a conduction mode.

Preferably, the top end of the threaded rod is connected with the output end of the servo motor through a coupler, and the bottom end of the threaded rod is connected with a bottom wall bearing in the charging barrel.

Preferably, the bottom wall of the interior of the charging barrel is provided with a limiting groove, and the limiting groove is matched with the rotating drum and the stirring blade.

Preferably, the driving tooth is installed on the outer side of the top of the threaded rod, the driven tooth is installed at the top end of the hexagonal column, the bottom end of the hexagonal column is connected with the bottom wall bearing inside the charging barrel, and the driving tooth is meshed with the driven tooth.

Preferably, a hexagonal hole is formed in the inner side of the inner ring of the sealing bearing, and the hexagonal hole is matched with the hexagonal column.

The utility model has the advantages that: the servo motor at the top of the charging barrel works to drive the threaded rod to rotate clockwise, the first control valve is closed, the second control valve is opened, the third control valve is opened, the fourth control valve is closed, when the lifting piston connected with the threaded rod by screw thread moves upwards and the external storage box is sucked below the lifting piston, ink above the lifting piston in the charging barrel enters a nozzle of the inkjet printer main body through a second control valve for inkjet printing, when the threaded rod rotates anticlockwise, the first control valve is opened, the second control valve is closed, the third control valve is closed, the fourth control valve is opened, the lifting piston moves downwards, when an external storage box is sucked above the lifting piston, ink below the lifting piston in the charging barrel enters a nozzle of the inkjet printer main body through the second control valve for inkjet printing, when the servo motor rotates at a constant speed, the lifting piston lifts at a constant speed, so that feeding at a constant speed is realized, and the clear spray-painted patterns are ensured;

servo motor during operation, rotatory threaded rod drives the initiative tooth simultaneously rotatory, and it is rotatory to drive driven tooth and hexagonal post through gear engagement, and rotatory hexagonal post drives the rotary drum and rotates on sealed bearing, stirs the ink through rotatory stirring vane, avoids the ink phenomenon that glues thick and deposit to appear.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a sectional view of the material cylinder of the present invention.

Illustration of the drawings:

1. a feeding mechanism; 2. a charging barrel; 3. a first control valve; 4. a second control valve; 5. a third control valve; 6. a fourth control valve; 7. a servo motor; 8. a threaded rod; 9. a driving tooth; 10. a driven tooth; 11. a hexagonal column; 12. sealing the bearing; 13. a limiting groove; 14. a lift piston; 15. a rotating drum; 16. a stirring blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 and 2, a spray painting device capable of feeding at a uniform speed comprises a spray painting machine main body and a feeding mechanism 1, wherein the feeding mechanism 1 is installed inside the spray painting machine main body, the feeding mechanism 1 comprises a charging barrel 2, a first control valve 3, a second control valve 4, a third control valve 5 and a fourth control valve 6, the first control valve 3 and the second control valve 4 are respectively installed on two sides of the top of the charging barrel 2 in a conduction manner, the third control valve 5 and the fourth control valve 6 are respectively installed on two sides of the bottom of the charging barrel 2 in a conduction manner, a servo motor 7 is installed on the top side of the charging barrel 2, a threaded rod 8 is installed inside the charging barrel 2 and located inside the charging barrel 2, hexagonal columns 11 are rotatably installed inside the charging barrel 2 and located on two sides of the threaded rod 8, lifting pistons 14 are installed on outer threads of the outer sides of the threaded rod 8, both sides inside the lifting pistons 14 are fixedly connected with outer rings of sealing bearings 12, and movable sealing bearings 12 are sleeved outside the hexagonal columns 11, the top side and the bottom side of the inner ring of the sealed bearing 12 are provided with a rotating cylinder 15, the rotating cylinder 15 is sleeved outside the hexagonal column 11, and the outer side of the rotating cylinder 15 is provided with a plurality of stirring blades 16.

As an embodiment of the utility model, first control valve 3 and third control valve 5 are connected with external storage case through material pipe respectively, and second control valve 4 and fourth control valve 6 are respectively through the shower nozzle turn-on connection of material pipe with the inkjet printer main part, realize respectively that the unloading operation is gone up respectively to the top and bottom of feed cylinder 2.

As an embodiment of the utility model, the 8 tops of threaded rod pass through the coupling joint with 7 outputs of servo motor, and 8 bottoms of threaded rod are connected with 2 inside diapire bearings of feed cylinder, and 7 work of servo motor drive threaded rod 8 are rotatory.

As an embodiment of the utility model, the limiting groove 13 has been seted up to the inside diapire of feed cylinder 2, and limiting groove 13 and rotary drum 15 and stirring vane 16 looks adaptation, and rotary drum 15 and stirring vane 16 of being convenient for deposit.

As an embodiment of the utility model, the drive tooth 9 is installed in the 8 top outsides of threaded rod, and driven tooth 10 is installed on the 11 tops of hexagonal column, and 11 bottoms of hexagonal column are connected with 2 inside diapire bearings of feed cylinder, and drive tooth 9 meshes with driven tooth 10, and threaded rod 8 is rotatory, and the meshing through drive tooth 9 and driven tooth 10 drives hexagonal column 11 rotatory.

As an embodiment of the utility model, the hexagonal hole has been seted up to sealed bearing 12's inner circle inboard, and hexagonal hole and hexagonal post 11 looks adaptation, is convenient for realize sealed bearing 12 and hexagonal post 11's slidable mounting, and drives sealed bearing 12's inner circle rotatory when hexagonal post 11 is rotatory.

The working principle is as follows: a servo motor 7 at the top of the material cylinder 2 works to drive a threaded rod 8 to rotate clockwise, a first control valve 3 is closed, a second control valve 4 is opened, a third control valve 5 is opened, a fourth control valve 6 is closed, a lifting piston 14 in threaded connection with the threaded rod 8 moves upwards, when an external material storage box is sucked below the lifting piston 14, ink above the lifting piston 14 inside the material cylinder 2 enters a spray head of the spray drawing machine body through the second control valve 4 for spray drawing, when the threaded rod 8 rotates anticlockwise, the first control valve 3 is opened, the second control valve 4 is closed, the third control valve 5 is closed, the fourth control valve 6 is opened, the lifting piston 14 moves downwards, when the external material storage box is sucked above the lifting piston 14, ink below the lifting piston 14 inside the material cylinder 2 enters the spray drawing machine body through the second control valve 4 for spray drawing, the rotating threaded rod 8 simultaneously drives a driving tooth 9 to rotate, the driven gear 10 and the hexagonal prism 11 are rotated by gear engagement, and the rotating hexagonal prism 11 rotates the drum 15 on the seal bearing 12, and the ink is stirred by the rotating stirring blade 16.

A servo motor 7 at the top of the material cylinder 2 works to drive a threaded rod 8 to rotate clockwise, a first control valve 3 is closed, a second control valve 4 is opened, a third control valve 5 is opened, a fourth control valve 6 is closed, a lifting piston 14 in threaded connection with the threaded rod 8 moves upwards, when an external material storage box is sucked below the lifting piston 14, ink above the lifting piston 14 inside the material cylinder 2 enters a spray head of the spray drawing machine body through the second control valve 4 for spray drawing, when the threaded rod 8 rotates anticlockwise, the first control valve 3 is opened, the second control valve 4 is closed, the third control valve 5 is closed, the fourth control valve 6 is opened, the lifting piston 14 moves downwards, when the external material storage box is sucked above the lifting piston 14, ink below the lifting piston 14 inside the material cylinder 2 enters the spray drawing machine body through the second control valve 4 for spray drawing, and when the servo motor 7 rotates at a constant speed, the lifting piston 14 is lifted at a constant speed to realize constant-speed feeding and ensure that the sprayed and painted patterns are clear;

servo motor 7 during operation, rotatory threaded rod 8 drives simultaneously that the initiative tooth 9 is rotatory, and it is rotatory to drive driven tooth 10 and hexagonal post 11 through gear engagement, and rotatory hexagonal post 11 drives rotary drum 15 and rotates on sealed bearing 12, stirs the ink through rotatory stirring vane 16, avoids the ink phenomenon that glues thick and deposit to appear.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The inkjet device capable of feeding at a constant speed is characterized by comprising an inkjet printer main body and a feeding mechanism (1), wherein the feeding mechanism (1) is installed inside the inkjet printer main body, the feeding mechanism (1) comprises a material cylinder (2), a first control valve (3), a second control valve (4), a third control valve (5) and a fourth control valve (6), the first control valve (3) and the second control valve (4) are respectively installed on two sides of the top of the material cylinder (2) in a conduction mode, the third control valve (5) and the fourth control valve (6) are respectively installed on two sides of the bottom of the material cylinder (2) in a conduction mode, a servo motor (7) is installed on the top side of the material cylinder (2), the output end of the servo motor (7) is located inside the material cylinder (2) and is provided with a threaded rod (8), the material cylinder (2) is located inside the threaded rod (8) and is provided with hexagonal columns (11) in a rotation mode, lifting pistons (14) are installed on the outer side of the threaded rod (8) in a threaded mode, the two sides of the interior of each lifting piston (14) are fixedly connected with the outer ring of each sealing bearing (12), each sealing bearing (12) is movably sleeved on the outer side of each hexagonal column (11), rotary drums (15) are installed on the top sides and the bottom sides of the inner rings of the sealing bearings (12), the rotary drums (15) are sleeved on the outer sides of the hexagonal columns (11), and a plurality of stirring blades (16) are arranged on the outer sides of the rotary drums (15).

2. The inkjet device capable of feeding at a constant speed according to claim 1, wherein the first control valve (3) and the third control valve (5) are respectively connected with an external storage tank through a material pipe, and the second control valve (4) and the fourth control valve (6) are respectively connected with a nozzle of the inkjet printer main body through a material pipe in a conduction manner.

3. The inkjet device capable of feeding at a constant speed according to claim 1, wherein the top end of the threaded rod (8) is connected with the output end of the servo motor (7) through a coupler, and the bottom end of the threaded rod (8) is connected with a bottom wall bearing inside the charging barrel (2).

4. The inkjet device capable of feeding at a constant speed according to claim 1, wherein a limiting groove (13) is formed in the bottom wall of the interior of the charging barrel (2), and the limiting groove (13) is matched with the rotating barrel (15) and the stirring blade (16).

5. The inkjet device capable of feeding at a constant speed according to claim 1, wherein a driving tooth (9) is installed on the outer side of the top of the threaded rod (8), a driven tooth (10) is installed at the top end of the hexagonal column (11), the bottom end of the hexagonal column (11) is connected with a bottom wall bearing inside the charging barrel (2), and the driving tooth (9) is meshed with the driven tooth (10).

6. The inkjet device capable of feeding at a constant speed according to claim 1, wherein a hexagonal hole is formed in the inner side of the inner ring of the sealing bearing (12), and the hexagonal hole is matched with the hexagonal column (11).