Powder spraying device capable of rapidly replacing powder

Abstract

The utility model discloses a powder spraying device capable of quickly changing powder, which comprises a shell, a rotary blanking assembly used for quickly changing powder and blanking is arranged in the shell, and a feeding spraying assembly used for controlling powder spraying is arranged at the inner bottom of the shell; the rotary discharging assembly comprises a rotary material changing assembly and a transmission discharging assembly. The rotary material changing assembly is installed on the inner wall of the shell, the transmission discharging assembly is installed on the inner wall of the shell, the rotary material changing assembly is connected with the transmission discharging assembly, and the rotary material changing assembly is connected with the feeding and spraying assembly. The powder replacing device has the advantage of being rapid in powder replacing, can control whether powder is discharged or not during powder replacing, and achieves the function of driving different charging barrels to discharge materials.

Description

TECHNICAL FIELD

[0001] The utility model relates to spraying technical field especially relates to a powder spraying device of quick powder change. BACKGROUND

[0002] In prior art, powder is sent to powder spraying gun by powder supply system, and the powder spraying gun sprays workpiece.

[0003] Among numerous prior art, Chinese patent application CN110918300A discloses a kind of powder coating spraying device of all-around quick spraying, including bottom plate, the upper side of bottom plate is equipped with storage tank, and the front and rear ends of the left and right sides of bottom plate upper end are all fixedly connected with support rod, and the front and rear ends of the left and right sides of storage tank lower end are respectively fixedly connected with the upper end of four support rods, the inside left and right sides of storage tank are all fixedly equipped with baffle and are divided into main storage cavity and two auxiliary storage cavities by two baffles, and two auxiliary storage cavities are respectively arranged on the left and right sides of main storage cavity, and the lower end of main storage cavity is fixedly connected with first discharge pipe, and the inside lower end of first discharge pipe is fixedly equipped with first control valve.

[0004] However, the powder discharge control of storage tank in the patent technology is relatively inconvenient, uses three control valves to control respectively, and the powder discharge cost of three motors to control different storage tanks is higher. UTILITY MODEL CONTENT

[0005] The utility model is aimed at providing a kind of powder spraying device of quick powder change to solve the above problems.

[0006] To achieve this purpose, the utility model adopts the following technical solutions:

[0007] A kind of powder spraying device of quick powder change, including shell, the inside installation of shell is used for the rotary discharge assembly of quick powder change and discharging, the inner bottom of shell is installed with the feeding spraying assembly for controlling powder spraying;The rotary discharge assembly includes rotary material changing assembly and transmission discharge assembly;Rotary material changing assembly is installed on the inner wall of shell, transmission discharge assembly is installed on the inner wall of shell, rotary material changing assembly is connected with transmission discharge assembly, and rotary material changing assembly is connected with feeding spraying assembly;Rotary material changing assembly includes motor one, connecting rod one, round plate one, barrel and round plate two;The inner top end of shell is fixedly installed with motor one, and the output end of motor one is fixedly connected with one end of connecting rod one, the other end of connecting rod one is rotatably connected with round plate two, the outer wall of connecting rod one is fixedly connected with round plate one, and the lower end surface of round plate one is fixedly installed with three groups of barrels, and the barrels are distributed at equidistant intervals around the rotation shaft of round plate one, the lower end of barrel is slidably connected with round plate two, round plate one and barrel are connected with transmission discharge assembly, and round plate two is connected with feeding spraying assembly.

[0008] Preferably, the right side of the round plate two is provided with a round hole matched with the barrel discharge.

[0009] Preferably, the rotating material changing assembly further comprises a feeding pipe; the feeding pipe is fixedly installed at the upper end of the barrel, and the feeding pipe penetrates through the first circular plate and is fixedly connected with the first circular plate.

[0010] Preferably, the transmission and discharging assembly comprises a belt transmission assembly one, a connecting rod two, a belt transmission assembly two and a motor two; one end of the transmission wheel rotating shaft of the belt transmission assembly one is fixedly connected with the connecting rod two, the other end of the transmission wheel rotating shaft of the belt transmission assembly one is rotatably connected with the upper end of the first circular plate, the outer wall of the connecting rod two is rotatably connected with the barrel, the upper end of the outer wall of the connecting rod two is rotatably connected with the first circular plate, the belt transmission assembly one is in transmission connection with the belt transmission assembly two, the inner right side of the shell is fixedly installed with a supporting plate, one end of the transmission wheel rotating shaft of the belt transmission assembly two is fixedly connected with the output end of the motor two and rotatably connected with the supporting plate at the inner right side of the shell, and the other end of the transmission wheel rotating shaft of the belt transmission assembly two is rotatably connected with the supporting plate at the inner right side of the shell.

[0011] Preferably, the motor two is fixedly installed on the inner right side wall of the shell.

[0012] Preferably, the lower part of the barrel is provided with a spiral baffle, and the spiral baffle is fixedly connected with the outer wall of the connecting rod two.

[0013] Preferably, the belt of the belt transmission assembly two is in friction transmission with the belt of the belt transmission assembly one.

[0014] Preferably, the feeding and spraying assembly comprises a connecting pipe one, an air pump, a powder spraying gun and a connecting pipe two; the connecting pipe one is fixedly installed at the inner bottom end of the shell, one end of the connecting pipe one is fixedly connected with the air pump, the other end of the connecting pipe one is fixedly connected with the powder spraying gun, the air pump is fixedly installed at the inner bottom end of the shell, the outer wall of the powder spraying gun is fixedly connected with the lower end of the left wall of the shell, one end of the connecting pipe two is in communication with the connecting pipe one, and the other end of the connecting pipe two is fixedly installed at the lower end of the second circular plate and is in communication with the discharging hole of the second circular plate.

[0015] The utility model discloses a powder spraying device, which comprises a shell, a rotating material changing assembly, a transmission and discharging assembly and a feeding and spraying assembly.

[0016] 2. When using this utility model, the feeding hole of the circular plate two can control the feeding of different material cylinders. When the feeding port of the material cylinder is aligned with the feeding hole of the circular plate two, the material can be fed. During the rotation of the material cylinder, if the feeding port of the material cylinder is not aligned with the feeding hole of the circular plate two, the material cannot be fed, thus realizing the feeding process of a single material cylinder; the feeding pipe can continue to add powder after it is used up, thus realizing continuous spraying operation.

[0017] 3. When this utility model is in use, if powder feeding is required, the output end of motor two drives one end of the transmission wheel of belt transmission assembly two to rotate. The transmission wheel of belt transmission assembly two drives its belt to rotate. The belt of belt transmission assembly two drives the belt of belt transmission assembly one to rotate through friction transmission. The belt of belt transmission assembly one drives the transmission wheel of belt transmission assembly one to rotate. The shaft of one end of the transmission wheel of belt transmission assembly one drives the connecting rod two to rotate. The connecting rod two drives the spiral baffle to rotate. The powder is conveyed downward along the spiral baffle to realize the powder feeding.

[0018] 4. When this utility model is used, if powder coating is required, the material is fed from the feed port of the barrel. The powder enters the connecting pipe 2 and the connecting pipe 1 through the feed hole of the circular plate 2. The air pump drives the powder to move towards the powder spray gun in the connecting pipe 1. The powder spray gun performs powder coating, thus realizing the effective powder coating. Attached Figure Description

[0019] The accompanying drawings further illustrate the present invention, but the content of the drawings does not constitute any limitation on the present invention.

[0020] Figure 1 This utility model relates to a three-dimensional powder coating device for rapid powder changing. Figure One ;

[0021] Figure 2 This is a partial three-dimensional view of a powder coating device for rapid powder changing according to the present invention. Figure Two ;

[0022] Figure 3 This is a partial three-dimensional view of a powder coating device for rapid powder changing according to the present invention. Figure Two The front view;

[0023] Figure 4 This is a partial three-dimensional view of a powder coating device for rapid powder changing according to the present invention. Figure Two The right view;

[0024] Figure 5 This is a partial three-dimensional view of a powder coating device for rapid powder changing according to the present invention. Figure Three ;

[0025] Figure 6 It is along Figure 4 A cross-sectional view along the AA direction;

[0026] Figure 7 is Figure Five Enlarged view at B in Figure.

[0027] In the drawings: 1, shell; 2, rotating feeding assembly; 21, rotating feeding assembly; 211, motor one; 212, connecting rod one; 213, round plate one; 214, barrel; 215, round plate two; 216, feeding pipe; 22, transmission feeding assembly; 221, belt transmission assembly one; 222, connecting rod two; 223, belt transmission assembly two; 224, motor two; 3, feeding and spraying assembly; 31, connecting pipe one; 32, air pump; 33, powder spraying gun; 34, connecting pipe two. DETAILED DESCRIPTION

[0028] The embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used only for explaining the present application, and cannot be understood as a limitation of the present application.

[0029] In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0030] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0031] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication between the two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0033] This embodiment provides a powder coating device for rapid powder changing, such as... Figures 1-7 As shown, the system includes a housing 1, inside which a rotary feeding assembly 2 for rapid powder changing and feeding is installed. A feeding and spraying assembly for controlling powder spraying is installed at the bottom inner side of the housing. The rotary feeding assembly 2 includes a rotary material changing assembly 21 and a transmission feeding assembly 22. The rotary material changing assembly 21 is mounted on the inner wall of the housing 1, and the transmission feeding assembly 22 is also mounted on the inner wall of the housing 1. The rotary material changing assembly 21 is connected to the transmission feeding assembly 22 and to the feeding and spraying assembly 3. The rotary material changing assembly 21 includes a motor 211, a connecting rod 212, a circular plate 213, and a material cylinder 2. 14 and circular plate 215; the motor 211 is fixedly installed at the inner top of the housing 1, the output end of the motor 211 is fixedly connected to one end of the connecting rod 212, the other end of the connecting rod 212 is rotatably connected to the circular plate 215, the outer wall of the connecting rod 212 is fixedly connected to the circular plate 213, three sets of material cylinders 214 are fixedly installed on the lower end face of the circular plate 213 and the material cylinders 214 are circumferentially distributed at equal intervals around the rotating shaft of the circular plate 213, the lower end of the material cylinders 214 is slidably connected to the circular plate 215, the circular plate 213 and the material cylinders 214 are connected to the transmission feeding assembly 22, and the circular plate 215 is connected to the feeding spraying assembly 3.

[0034] When this invention is in use, if powder replacement is required, motor 211 drives connecting rod 212 to rotate, connecting rod 212 drives circular plate 213 to rotate, and circular plate 213 drives material cylinder 214 to rotate to the unloading position of circular plate 215, transmitting the powder to the pipeline of feeding and spraying assembly 3, thus achieving rapid powder replacement. When powder coating is required, the transmission unloading assembly 22 drives the powder in the material cylinder 214 to be unloaded through transmission rotation. After absorbing the powder, the feeding and spraying assembly 3 sprays the workpiece, achieving effective powder coating. At the same time, when the required powder is being unloaded in the rotating material changing assembly, the interference of other powder unloading is avoided.

[0035] Furthermore, a circular hole for feeding material from the material cylinder 214 is provided on the right side of the circular plate 215.

[0036] When this utility model is used, a feeding hole opened in the circular plate 215 can control the feeding of different material cylinders 214. When the feeding port of the material cylinder is aligned with the feeding hole of the circular plate 2, the material can be fed. During the rotation of the material cylinder, if the feeding port of the material cylinder is not aligned with the feeding hole of the circular plate 2, the material cannot be fed, thus realizing the feeding process of a single material cylinder.

[0037] Further, the rotating feeding assembly 21 further comprises a feeding pipe 216; the feeding pipe 216 is fixedly installed on the upper end of the barrel 214, and the feeding pipe 216 penetrates through the circular plate one 213 and is fixedly connected with the circular plate one 213.

[0038] When the utility model is used, the feeding pipe 216 can continue to add after the powder is used up, and the continuous operation of spraying is realized.

[0039] Further, the transmission and discharging assembly 22 comprises a belt transmission assembly one 221, a connecting rod two 222, a belt transmission assembly two 223 and a motor two 224; the belt transmission assembly one 221 and the belt transmission assembly two 223 both comprise two transmission wheels and a belt, one end transmission wheel rotating shaft of the belt transmission assembly one 221 is fixedly connected with the connecting rod two 222, the other end transmission wheel rotating shaft of the belt transmission assembly one 221 is rotatably connected with the upper end of the circular plate one 213, the outer wall of the connecting rod two 222 is rotatably connected with the barrel 214, the upper end outer wall of the connecting rod two 222 is rotatably connected with the circular plate one 213, the belt transmission assembly one 221 is transmissionally connected with the belt transmission assembly two 223, one end transmission wheel rotating shaft of the belt transmission assembly two 223 is fixedly connected with the output end of the motor two 224 and rotatably connected with the right side supporting plate in the inside of the shell 1, the right side supporting plate is fixedly installed in the inside of the shell 1, the other end transmission wheel rotating shaft of the belt transmission assembly two 223 is rotatably connected with the right side supporting plate in the inside of the shell 1, and the motor two 224 is fixedly installed on the right side wall in the inside of the shell 1; the belt of the belt transmission assembly two 223 is frictionally transmissionally connected with the belt of the belt transmission assembly one 221; and the lower part pipe inner wall of the barrel 214 is provided with a spiral baffle, and the spiral baffle is fixedly connected with the outer wall of the connecting rod two 222.

[0040] When the utility model is used, when powder needs to be discharged, the output end of the motor two 224 drives one end transmission wheel of the belt transmission assembly two 223 to rotate, the transmission wheel of the belt transmission assembly two 223 drives its belt to rotate, the belt of the belt transmission assembly two 223 drives the belt of the belt transmission assembly one 221 to rotate through friction transmission, the belt of the belt transmission assembly one 221 drives the transmission wheel of the belt transmission assembly one 221 to rotate, one end transmission wheel rotating shaft of the belt transmission assembly one 221 drives the connecting rod two 222 to rotate, the connecting rod two 222 drives the spiral baffle to rotate, and the powder is transmitted downwards along the spiral baffle, so that the powder is discharged.

[0041] Further, the feeding and spraying assembly 3 comprises a first connecting pipe 31, a gas pump 32, a powder spraying gun 33 and a second connecting pipe 34; the first connecting pipe 31 is fixedly installed at the inner bottom end of the shell 1, one end of the first connecting pipe 31 is fixedly connected with the gas pump 32, the other end of the first connecting pipe 31 is fixedly connected with the powder spraying gun 33, the gas pump 32 is fixedly installed at the inner bottom end of the shell 1, the outer wall of the powder spraying gun 33 is fixedly connected with the lower end of the left wall of the shell 1, one end of the second connecting pipe 34 is communicated with the first connecting pipe 31, and the other end of the second connecting pipe 34 is fixedly installed at the lower end of the second circular plate 215 and communicated with the discharging hole of the second circular plate 215.

[0042] When the powder spraying is needed, the discharging hole of the material cylinder 214 discharges, the powder passes through the discharging hole of the second circular plate 215, enters the second connecting pipe 34 and the first connecting pipe 31, the gas pump 32 drives the powder to move in the first connecting pipe 31 to the powder spraying gun 33, the powder spraying gun 33 sprays the powder, and the effective powder spraying is realized.

[0043] The technical principles of the present application are described above in combination with specific embodiments. These descriptions are only for explaining the principles of the present application, and cannot be interpreted as limiting the protection scope of the present application in any way. Based on the explanations herein, other specific embodiments of the present application can be conceived by those skilled in the art without creative efforts, and these equivalent variations or replacements are all included in the scope defined by the claims of the present application.

[0044] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the exemplary description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way.

[0045] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A powder spraying device for quick powder change, comprising a housing (1), characterized in that: The shell (1) is internally provided with a rotating discharging assembly (2) for quick powder changing and discharging, and the inner bottom of the shell (1) is provided with a feeding spraying assembly (3) for controlling powder spraying; The rotating discharging assembly (2) comprises a rotating powder changing assembly (21) and a transmission discharging assembly (22); The rotating powder changing assembly (21) is installed on the inner wall of the shell (1), the transmission discharging assembly (22) is installed on the inner wall of the shell (1), the rotating powder changing assembly (21) is connected with the transmission discharging assembly (22), and the rotating powder changing assembly (21) is connected with the feeding spraying assembly (3); The rotating powder changing assembly (21) comprises a motor one (211), a connecting rod one (212), a circular plate one (213), a barrel (214) and a circular plate two (215); The motor one (211) is fixedly installed on the inner top end of the shell (1), the output end of the motor one (211) is fixedly connected with one end of the connecting rod one (212), the other end of the connecting rod one (212) is rotationally connected with the circular plate two (215), the outer wall of the connecting rod one (212) is fixedly connected with the circular plate one (213), three groups of the barrels (214) are fixedly installed on the lower end surface of the circular plate one (213) and are circumferentially distributed around the rotation shaft of the circular plate one (213) at equal intervals, the lower end of the barrel (214) is slidingly connected with the circular plate two (215), the circular plate one (213) and the barrel (214) are connected with the transmission discharging assembly (22), and the circular plate two (215) is connected with the feeding spraying assembly (3).

2. The quick-change powder powder spraying device of claim 1, wherein, A circular hole is formed in the right side of the circular plate two (215) and matched with the barrel (214) for discharging.

3. The quick-change powder powder spray device of claim 2, wherein, The rotating powder changing assembly (21) further comprises a feeding pipe (216); The feeding pipe (216) is fixedly installed on the upper end of the barrel (214) and passes through the circular plate one (213) and is fixedly connected with the circular plate one (213).

4. The quick-change powder powder spray device of claim 3, wherein, The transmission discharging assembly (22) comprises a belt transmission assembly one (221), a connecting rod two (222), a belt transmission assembly two (223) and a motor two (224); One end of the transmission shaft of the transmission wheel of the belt transmission assembly one (221) is fixedly connected with the connecting rod two (222), the other end of the transmission shaft of the transmission wheel of the belt transmission assembly one (221) is rotationally connected with the upper end of the circular plate one (213), the outer wall of the connecting rod two (222) is rotationally connected with the barrel (214), the upper end of the outer wall of the connecting rod two (222) is rotationally connected with the circular plate one (213), the belt transmission assembly one (221) is in transmission connection with the belt transmission assembly two (223), a supporting plate is fixedly installed on the inner right side of the shell (1), the transmission shaft of the transmission wheel of one end of the belt transmission assembly two (223) is fixedly connected with the output end of the motor two (224) and is rotationally connected with the supporting plate on the inner right side of the shell (1), and the transmission shaft of the transmission wheel of the other end of the belt transmission assembly two (223) is rotationally connected with the supporting plate on the inner right side of the shell (1).

5. The quick-change powder powder spray device of claim 4, wherein, The motor two (224) is fixedly installed on the inner right side wall of the shell (1).

6. The quick-change powder powder spray device of claim 5, wherein, The lower part of the inner wall of the barrel (214) is provided with a spiral baffle, and the spiral baffle is fixedly connected with the outer wall of the connecting rod two (222).

7. The quick-change powder powder spray device of claim 6, wherein, The belt of the belt transmission assembly two (223) matches the belt friction transmission of the belt transmission assembly one (221).

8. The quick-change powder powder spray device of claim 7, wherein, The feeding and spraying assembly (3) comprises a connecting pipe one (31), an air pump (32), a powder spraying gun (33) and a connecting pipe two (34). The connecting pipe one (31) is fixedly installed at the inner bottom end of the shell (1), one end of the connecting pipe one (31) is fixedly connected with the air pump (32), the other end of the connecting pipe one (31) is fixedly connected with the powder spraying gun (33), the air pump (32) is fixedly installed at the inner bottom end of the shell (1), the outer wall of the powder spraying gun (33) is fixedly connected with the lower end of the left wall of the shell (1), one end of the connecting pipe two (34) is communicated with the connecting pipe one (31), the other end of the connecting pipe two (34) is fixedly installed at the lower end of the circular plate two (215) and communicated with the discharging hole of the circular plate two (215).

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