Paint spraying gun for advertisement manufacturing

Abstract

The utility model relates to the technical field of paint spraying guns for advertisement manufacturing, and discloses a paint spraying gun for advertisement manufacturing, which comprises a paint spraying gun body, a paint spraying barrel is connected onto the paint spraying gun body through a connecting piece, a cylinder is fixedly sleeved on the outer surface of the paint spraying barrel, and a stirring device is arranged in the paint spraying barrel. The stirring device is used for stirring and mixing paint in the paint spraying barrel, and the mechanism for heating the paint spraying barrel in a reciprocating mode is located in the cylinder. The mechanism for heating the paint spraying barrel in a reciprocating mode comprises a first bevel gear, a second bevel gear, a first rotating shaft, a sector gear, a gear, a torsion spring, a second rotating shaft, a third bevel gear, a fourth bevel gear, a threaded rod, a sliding rod, a heating sleeve and two sliding sleeves, and it can be guaranteed that paint in the paint spraying barrel is heated evenly through reciprocating movement of the heating sleeve; compared with a heating mode at a fixed position, the mode avoids the problem of local overheating or insufficient heating, so that the paint can achieve ideal flowability and spraying effect in the whole paint spraying barrel.

Description

Technical Field

[0001] The utility model relates to the technical field of paint spray guns for advertisement production, in particular to a paint spray gun for advertisement production. Background Art

[0002] The paint spray gun for advertising production is a professional coating tool, which is mainly used to spray paint or other coatings evenly on various advertising materials such as billboards, signboards, display boards, etc. It uses compressed air to atomize the paint into fine paint droplets, which are sprayed through the nozzle of the spray gun to form a uniform and smooth coating.

[0003] In order to ensure the fluidity of the paint in the paint spray tube, a paint spray gun used for advertising production is usually provided with a heating device on the outer surface of the paint spray tube. However, the heating device on the existing paint spray gun for advertising production is fixed in position, and the fixed heating device cannot fully cover all the paint, causing part of the paint to be overheated or insufficiently heated. Long-term operation will cause local overheating of the paint or paint spray tube material in this area, which will damage the paint spray tube or the heating device itself. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the utility model provides a paint spray gun for advertising production, which has the advantages of reciprocating heating of the paint spray tube, etc., and solves the problem that the heating device on the existing paint spray gun for advertising production is fixed in position, and the fixed heating device cannot fully cover all the paint, causing part of the paint to be overheated or insufficiently heated, and long-term operation will cause local overheating of the paint or paint spray tube material in the area, which will damage the paint spray tube or the heating device itself.

[0006] (II) Technical solution

[0007] In order to achieve the purpose of reciprocating heating of the paint spraying tube, the utility model provides the following technical solutions: a paint spraying gun for advertising production, comprising a paint spraying gun body, the paint spraying tube is connected to the paint spraying gun body through a connecting piece, a cylinder is fixedly sleeved on the outer surface of the paint spraying tube, a stirring device is arranged in the paint spraying tube, and the stirring device is used to stir and mix the paint in the paint spraying tube;

[0008] A mechanism for reciprocatingly heating the paint spray can, the mechanism for reciprocatingly heating the paint spray can is located in the cylinder, and the mechanism for reciprocatingly heating the paint spray can includes a first bevel gear, a second bevel gear, a first rotating shaft, a fan gear, a gear, a torsion spring, a second rotating shaft, a third bevel gear, a fourth bevel gear, a threaded rod, a sliding rod, a heating sleeve and two sliding sleeves;

[0009] The first rotating shaft is rotatably connected to the inner wall of the paint spray can, the second bevel gear is fixedly sleeved on the end of the first rotating shaft away from the inner wall of the paint spray can, the fan gear is fixedly sleeved on the outer surface of the first rotating shaft, the second rotating shaft is rotatably connected to the inner wall of the paint spray can and extends to the inside of the cylinder, and the second rotating shaft is located below the first rotating shaft.

[0010] Preferably, the gear is fixedly sleeved on the outer surface of the second rotating shaft, the outer surface of the gear is meshed and connected with the sector gear, the torsion spring is sleeved on the outer surface of the second rotating shaft, one end of the torsion spring is fixedly connected to the outer surface of the gear, the other end of the torsion spring is fixedly connected to the inner wall of the paint spray tube, and the third bevel gear is fixedly sleeved on the end of the second rotating shaft away from the gear;

[0011] Wherein, a groove is correspondingly opened on the inner wall of the cylinder, both ends of the sliding rod are fixedly connected to the inner wall of the groove, and both ends of the threaded rod are fixedly connected to the inner wall of the corresponding groove.

[0012] Preferably, the fourth bevel gear is fixedly sleeved on the outer surface of the threaded rod, the fourth bevel gear is meshingly connected with the third bevel gear, the sliding sleeve is threadedly connected to the outer surface of the threaded rod, the sliding sleeve away from the threaded rod is slidingly connected to the outer surface of the sliding rod, the two sliding sleeves are slidingly connected to the inner wall of the groove, the corresponding surfaces of the two sliding sleeves are fixedly connected to the heating sleeve, the heating sleeve is arranged on the outer surface of the paint spray tube, and the heating sleeve is slidingly connected to the outer surface of the paint spray tube.

[0013] Preferably, the stirring device includes a fixed plate, a stirring rod, an electric motor, a stirring blade, a sleeve, a spring, a movable plate, a connecting rod and a scraper. The fixed plate is fixedly mounted on the inner wall of the paint spray barrel, the stirring rod is rotatably connected to the upper surface of the fixed plate and passes through the lower surface of the fixed plate, one end of the stirring rod located above the fixed plate is fixedly connected to the output end of the electric motor, and the stirring blade is fixedly sleeved on the outer surface of the stirring rod located below the fixed plate.

[0014] Preferably, the two sleeves are fixedly connected to the outer surface of the stirring rod, the two springs are fixedly connected to the inner bottom ends of the two sleeves, the two movable plates are fixedly connected to the bottom ends of the two springs away from the sleeves, the two movable plates are slidably connected to the inner wall of the sleeve, the two connecting rods are fixedly connected to the sides of the two movable plates away from the springs, and the two connecting rods are movably connected to the inner wall of the sleeve;

[0015] The two scrapers are respectively fixedly connected to the diverging ends of the two connecting rods, and the cross-sectional shape of the two scrapers is a triangle. The diverging ends of the two scrapers are both slidably connected to the inner wall of the paint spraying tube.

[0016] Preferably, the first bevel gear is fixedly sleeved on the outer surface of the stirring rod above the fixed plate, and the outer surface of the first bevel gear is meshingly connected with the second bevel gear.

[0017] Preferably, a lithium battery is fixedly connected to the upper surface of the fixing plate, and a telescopic wire is connected between the lithium battery and the heating sleeve.

[0018] (III) Beneficial effects

[0019] Compared with the prior art, the utility model provides a spray gun for advertising production, which has the following

[0020] Beneficial effects:

[0021] 1. The paint spray gun for advertising production drives the threaded rod to rotate through the cooperation of the first bevel gear, the second bevel gear, the fan gear, the gear, the third bevel gear and the fourth bevel gear, thereby driving the heating sleeve to move up and down. The reciprocating movement of the heating sleeve can ensure that the paint in the paint spray barrel is heated evenly. Compared with the heating method at a fixed position, this method avoids the problem of local overheating or insufficient heating, so that the paint can achieve ideal fluidity and spraying effect in the entire paint spray barrel. Through reciprocating movement, the heating sleeve can reduce the long-term continuous heating of the outer surface of the paint spray barrel, reduce the risk of material aging and damage caused by local overheating, help to extend the service life of the heating sleeve and the paint spray barrel, and reduce the frequency of maintenance and replacement.

[0022] 2. The paint spray gun used in the advertisement production has a stirring rod that drives the stirring blades thereon to stir and mix the paint. The spring deformation rebound drives the connecting rod and the scraper thereon to always fit the inner wall of the paint spray tube, thereby cleaning the inner wall of the paint spray tube. The rotation of the stirring rod and the stirring blades can ensure that the paint in the paint spray tube is fully and evenly mixed, avoiding the uneven phenomenon of the paint due to sedimentation or stratification, thereby ensuring the stability and consistency of the spraying quality. The spring deformation rebound enables the scraper to always fit closely to the inner wall of the paint spray tube, effectively removing the paint residues attached to the inner wall, which can not only keep the paint spray tube clean and reduce spraying problems caused by residues, but also extend the service life of the paint spray tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0025] Figure 3 for Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0026] Figure 4 for Figure 2 Schematic diagram of the enlarged structure at point B in the middle.

[0027] In the figure: 1, paint spray gun body; 2, paint spray tube; 3, cylinder; 4, fixed plate; 5, stirring rod; 6, stirring blade; 7, electric motor; 8, sleeve; 9, spring; 10, movable plate; 11, connecting rod; 12, scraper; 13, first bevel gear; 14, second bevel gear; 15, first rotating shaft; 16, fan gear; 17, gear; 18, second rotating shaft; 19, torsion spring; 20, third bevel gear; 21, fourth bevel gear; 22, groove; 23, slide rod; 24, threaded rod; 25, heating sleeve; 26, slide sleeve; 27, lithium battery. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-4 The utility model provides a new technical solution: a paint spray gun for advertising production, comprising a paint spray gun body 1, a paint spray barrel 2 is connected to the paint spray gun body 1 through a connecting piece, a cylinder 3 is fixedly sleeved on the outer surface of the paint spray barrel 2, and a stirring device is arranged in the paint spray barrel 2, and the stirring device is used to stir and mix the paint in the paint spray barrel 2;

[0030] A mechanism for reciprocatingly heating the paint spray can 2, the mechanism for reciprocatingly heating the paint spray can 2 is located in the cylinder 3, and the mechanism for reciprocatingly heating the paint spray can 2 includes a first bevel gear 13, a second bevel gear 14, a first rotating shaft 15, a sector gear 16, a gear 17, a torsion spring 19, a second rotating shaft 18, a third bevel gear 20, a fourth bevel gear 21, a threaded rod 24, a sliding rod 23, a heating sleeve 25 and two sliding sleeves 26;

[0031] The first rotating shaft 15 is rotatably connected to the inner wall of the paint spray can 2, the second bevel gear 14 is fixedly sleeved on the end of the first rotating shaft 15 away from the inner wall of the paint spray can 2, the fan gear is fixedly sleeved on the outer surface of the first rotating shaft 15, the second rotating shaft 18 is rotatably connected to the inner wall of the paint spray can 2 and extends to the inside of the cylinder 3, and the second rotating shaft 18 is located below the first rotating shaft 15.

[0032] Further, the gear 17 is fixedly sleeved on the outer surface of the second rotating shaft 18, the outer surface of the gear 17 is meshed and connected with the sector gear 16, the torsion spring 19 is sleeved on the outer surface of the second rotating shaft 18, one end of the torsion spring 19 is fixedly connected to the outer surface of the gear 17, and the other end of the torsion spring 19 is fixedly connected to the inner wall of the paint spray tube 2, and the third bevel gear 20 is fixedly sleeved on the end of the second rotating shaft 18 away from the gear 17;

[0033] The inner wall of the cylinder 3 is correspondingly provided with a groove 22 , both ends of the slide rod 23 are fixedly connected to the inner wall of the groove 22 , and both ends of the threaded rod 24 are fixedly connected to the inner wall of the corresponding groove 22 .

[0034] Furthermore, the fourth bevel gear 21 is fixedly sleeved on the outer surface of the threaded rod 24, the fourth bevel gear 21 is meshed with the third bevel gear 20, the sleeve 26 is threadedly connected to the outer surface of the threaded rod 24, the sleeve 26 away from the threaded rod 24 is slidably connected to the outer surface of the slide rod 23, the two sleeves 26 are slidably connected to the inner wall of the groove 22, the corresponding surfaces of the two sleeves 26 are fixedly connected to the heating sleeve 25, the heating sleeve 25 is sleeved on the outer surface of the paint spray barrel 2, the heating sleeve 25 is slidably connected to the outer surface of the paint spray barrel 2, the electric motor 7 is started, and the output end of the electric motor 7 drives the stirring rod 5 and the first bevel gear 13 thereon to rotate, drives the second bevel gear 14 and the fan gear 16 on the first rotating shaft 15 to rotate, and further drives the gear 17 on the second rotating shaft 18 and the third bevel gear 20 to rotate, thereby driving the fourth bevel gear 2 meshed with them. 1 rotates, driving the threaded rod 24 and the heating sleeve 25 thereon to move downward, and the rotating gear 17 applies a torsional force to the torsion spring 19, thereby causing the torsion spring 19 to twist and deform, and the torsion spring 19 to twist and rebound, driving the gear 17, the third bevel gear 20 and the fourth bevel gear 21 to rotate, driving the heating sleeve 25 to move upward, and the reciprocating movement of the heating sleeve 25 can ensure that the paint in the paint spray can 2 is heated evenly. Compared with the heating method at a fixed position, this method avoids the problem of local overheating or insufficient heating, so that the paint can achieve ideal fluidity and spraying effect in the entire paint spray can 2. Through reciprocating movement, the heating sleeve 25 can reduce the long-term continuous heating of the outer surface of the paint spray can 2, reduce the risk of material aging and damage caused by local overheating, help to extend the service life of the heating sleeve 25 and the paint spray can 2, and reduce the frequency of maintenance and replacement.

[0035] Furthermore, the stirring device includes a fixed plate 4, a stirring rod 5, an electric motor 7, a stirring blade 6, a sleeve 8, a spring 9, a movable plate 10, a connecting rod 11 and a scraper 12. The fixed plate 4 is fixedly installed on the inner wall of the paint spray tube 2, the stirring rod 5 is rotatably connected to the upper surface of the fixed plate 4 and passes through the lower surface of the fixed plate 4, the end of the stirring rod 5 located above the fixed plate 4 is fixedly connected to the output end of the electric motor 7, and the stirring blade 6 is fixedly sleeved on the outer surface of the stirring rod 5 located below the fixed plate 4.

[0036] Further, the two sleeves 8 are fixedly connected to the outer surface of the stirring rod 5, the two springs 9 are fixedly connected to the inner bottom ends of the two sleeves 8, the two movable plates 10 are fixedly connected to the bottom ends of the two springs 9 away from the sleeves 8, the two movable plates 10 are slidably connected to the inner wall of the sleeve 8, and the two connecting rods 11 are fixedly connected to the sides of the two movable plates 10 away from the springs 9, and the two connecting rods 11 are movably connected to the inner wall of the sleeve 8;

[0037] The two scrapers 12 are respectively fixedly connected to the diverging ends of the two connecting rods 11, and the cross-sectional shape of the two scrapers 12 is triangular. The diverging ends of the two scrapers 12 are slidably connected to the inner wall of the paint spraying tube 2. The electric motor 7 is started, and the output end of the electric motor 7 drives the stirring rod 5 and the stirring blades 6 thereon to rotate, so as to stir and mix the paint in the paint spraying tube 2. The spring 9 in the sleeve 8 deforms and rebounds to drive the connecting rod 11 and the scraper 12 thereon to always fit the inner wall of the paint spraying tube 2. The stirring rod 5 rotates to drive the scraper 12 to The inner wall of the paint spray can 2 is cleaned, and the rotation of the stirring rod 5 and the stirring blade 6 can ensure that the paint in the paint spray can 2 is fully and evenly mixed, avoiding the uneven phenomenon of paint due to sedimentation or stratification, thereby ensuring the stability and consistency of the spraying quality. The deformation and rebound of the spring 9 enables the scraper 12 to always fit closely to the inner wall of the paint spray can 2, and effectively remove the paint residues attached to the inner wall, which can not only keep the paint spray can 2 clean, reduce the spraying problems caused by residues, but also extend the service life of the paint spray can 2.

[0038] Furthermore, the first bevel gear 13 is fixedly sleeved on the outer surface of the stirring rod 5 above the fixed plate 4 , and the outer surface of the first bevel gear 13 is meshedly connected with the second bevel gear 14 .

[0039] Furthermore, a lithium battery 27 is fixedly connected to the upper surface of the fixing plate, and a telescopic wire is connected between the lithium battery 27 and the heating sleeve 25 .

[0040] Working principle: When using this device, start the electric motor 7, and the output end of the electric motor 7 drives the stirring rod 5 and the stirring blade 6 thereon to rotate, so as to stir and mix the paint in the paint spray tube 2. The spring 9 in the sleeve 8 deforms and rebounds to drive the connecting rod 11 and the scraper 12 thereon to always fit the inner wall of the paint spray tube 2. The stirring rod 5 rotates and drives the scraper 12 to clean the inner wall of the paint spray tube 2. The rotation of the stirring rod 5 and the stirring blade 6 can ensure that the paint in the paint spray tube 2 is fully and evenly mixed, avoiding the uneven phenomenon of the paint due to sedimentation or stratification, thereby ensuring the stability and consistency of the spraying quality. The deformation and rebound of the spring 9 enables the scraper 12 to always fit closely to the inner wall of the paint spray tube 2, and effectively removes the paint residue attached to the inner wall, which can not only keep the paint spray tube 2 clean, reduce the spraying problems caused by residues, but also extend the service life of the paint spray tube 2.

[0041] The electric motor 7 is started, and the output end of the electric motor 7 drives the stirring rod 5 and the first bevel gear 13 thereon to rotate, drives the second bevel gear 14 and the fan gear 16 on the first rotating shaft 15 to rotate, and further drives the gear 17 and the third bevel gear 20 on the second rotating shaft 18 to rotate, thereby driving the fourth bevel gear 21 meshing with it to rotate, driving the threaded rod 24 and the heating sleeve 25 thereon to move downward, and the rotating gear 17 applies a torsional force to the torsion spring 19, so that the torsion spring 19 is torsionally deformed, and the torsion spring 19 torsional rebounds, driving the gear 17 and the third bevel gear 20 to rotate. 0 and the fourth bevel gear 21 rotate, driving the heating sleeve 25 to move upward. The reciprocating movement of the heating sleeve 25 can ensure that the paint in the paint spray can 2 is heated evenly. Compared with the heating method at a fixed position, this method avoids the problem of local overheating or insufficient heating, so that the paint can achieve ideal fluidity and spraying effect in the entire paint spray can 2. Through reciprocating movement, the heating sleeve 25 can reduce the long-term continuous heating of the outer surface of the paint spray can 2, reducing the risk of material aging and damage caused by local overheating, helping to extend the service life of the heating sleeve 25 and the paint spray can 2, and reducing the frequency of maintenance and replacement.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A paint spray gun for advertising production, characterized in that: The invention comprises a paint spray gun body (1), wherein the paint spray gun body (1) is connected to a paint spray barrel (2) via a connecting piece, a cylinder (3) is fixedly sleeved on the outer surface of the paint spray barrel (2), and a stirring device is arranged inside the paint spray barrel (2), and the stirring device is used to stir and mix the paint in the paint spray barrel (2); A mechanism for reciprocatingly heating a paint spraying can (2), the mechanism for reciprocatingly heating the paint spraying can (2) being located in a cylinder (3), and the mechanism for reciprocatingly heating the paint spraying can (2) comprising a first bevel gear (13), a second bevel gear (14), a first rotating shaft (15), a sector gear (16), a gear (17), a torsion spring (19), a second rotating shaft (18), a third bevel gear (20), a fourth bevel gear (21), a threaded rod (24), a sliding rod (23), a heating sleeve (25) and two sliding sleeves (26); The first rotating shaft (15) is rotatably connected to the inner wall of the paint spraying tube (2), the second bevel gear (14) is fixedly sleeved on one end of the first rotating shaft (15) away from the inner wall of the paint spraying tube (2), the fan gear is fixedly sleeved on the outer surface of the first rotating shaft (15), the second rotating shaft (18) is rotatably connected to the inner wall of the paint spraying tube (2) and extends to the inside of the cylinder (3), and the second rotating shaft (18) is located below the first rotating shaft (15).

2. The paint spray gun for advertising production according to claim 1, characterized in that: The gear (17) is fixedly sleeved on the outer surface of the second rotating shaft (18), the outer surface of the gear (17) is meshedly connected with the sector gear (16), the torsion spring (19) is sleeved on the outer surface of the second rotating shaft (18), one end of the torsion spring (19) is fixedly connected to the outer surface of the gear (17), the other end of the torsion spring (19) is fixedly connected to the inner wall of the paint spraying tube (2), and the third bevel gear (20) is fixedly sleeved on the end of the second rotating shaft (18) away from the gear (17); The inner wall of the cylinder (3) is provided with a corresponding groove (22), both ends of the slide rod (23) are fixedly connected to the inner wall of the groove (22), and both ends of the threaded rod (24) are fixedly connected to the inner wall of the corresponding groove (22).

3. The paint spray gun for advertising production according to claim 2, characterized in that: The fourth bevel gear (21) is fixedly sleeved on the outer surface of the threaded rod (24), the fourth bevel gear (21) is meshedly connected with the third bevel gear (20), the sliding sleeve (26) is threadedly connected with the outer surface of the threaded rod (24), the sliding sleeve (26) away from the threaded rod (24) is slidably connected with the outer surface of the sliding rod (23), the two sliding sleeves (26) are slidably connected with the inner wall of the groove (22), the corresponding surfaces of the two sliding sleeves (26) are fixedly connected with the heating sleeve (25), the heating sleeve (25) is sleeved on the outer surface of the paint spraying tube (2), and the heating sleeve (25) is slidably connected with the outer surface of the paint spraying tube (2).

4. The paint spray gun for advertising production according to claim 1, characterized in that: The stirring device comprises a fixed plate (4), a stirring rod (5), an electric motor (7), a stirring blade (6), a sleeve (8), a spring (9), a movable plate (10), a connecting rod (11) and a scraper (12); the fixed plate (4) is fixedly mounted on the inner wall of the paint spraying tube (2); the stirring rod (5) is rotatably connected to the upper surface of the fixed plate (4) and penetrates the lower surface of the fixed plate (4); one end of the stirring rod (5) located above the fixed plate (4) is fixedly connected to the output end of the electric motor (7); and the stirring blade (6) is fixedly sleeved on the outer surface of the stirring rod (5) located below the fixed plate (4).

5. The paint spray gun for advertising production according to claim 4, characterized in that: The two sleeves (8) are fixedly connected to the outer surface of the stirring rod (5), the two springs (9) are fixedly connected to the inner bottom ends of the two sleeves (8), the two movable plates (10) are fixedly connected to the bottom ends of the two springs (9) away from the sleeves (8), the two movable plates (10) are slidably connected to the inner wall of the sleeve (8), the two connecting rods (11) are fixedly connected to the sides of the two movable plates (10) away from the springs (9), and the two connecting rods (11) are movably connected to the inner wall of the sleeve (8); The two scrapers (12) are respectively fixedly connected to the diverging ends of the two connecting rods (11), and the cross-sectional shape of the two scrapers (12) is triangular. The diverging ends of the two scrapers (12) are both slidably connected to the inner wall of the paint spraying tube (2).

6. The paint spray gun for advertising production according to claim 1, characterized in that: The first bevel gear (13) is fixedly sleeved on the outer surface of the stirring rod (5) located above the fixed plate (4), and the outer surface of the first bevel gear (13) is meshingly connected with the second bevel gear (14).

7. The paint spray gun for advertising production according to claim 4, characterized in that: A lithium battery (27) is fixedly connected to the upper surface of the fixing plate (4), and a telescopic wire is connected between the lithium battery (27) and the heating sleeve (25).

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