CN217747582U

CN217747582U - Character spraying equipment

Info

Publication number: CN217747582U
Application number: CN202221705253.5U
Authority: CN
Inventors: 周俊; 高旭朝; 莫泉湖; 王志刚; 翟志余
Original assignee: Sichuan Guoruan Technology Group Co Ltd
Current assignee: Sichuan Guoruan Technology Group Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-11-08
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a character spraying equipment, including character subassembly and spraying assembly, the character subassembly includes character ring sum fixed axle, and the fixed axle is located to the character ring cover, and the character ring has a plurality of fretwork patterns that are used for coating to see through along its circumference evenly to construct, and spraying assembly is located character ring center, fixed axle and frame fixed connection, and the fixed axle is hollow structure, and is used for transporting behind the pipeline that coating and supply pressure passed the fixed axle and is linked together with spraying assembly, and spraying assembly is connected with the one end of fixed axle. The coating has the beneficial effects of avoiding coating or pressure supply blockage and preventing unsmooth rotation.

Description

Character spraying equipment

Technical Field

The utility model relates to a spraying equipment technical field, concretely relates to character spraying equipment.

Background

The spraying of products belongs to important processing steps in the entity manufacturing industry, and generally, specific character information such as numbers or letters and the like is sprayed on the surfaces of the products to play the roles of identification, distinguishing, tracing and the like.

When the existing spraying equipment is used for spraying codes on products, the paint sprayed by a spray head generally passes through a hollow character board and then is sprayed on the products; in order to improve the spraying efficiency and the diversity of spraying patterns, a character ring surrounding the character plate into a ring shape is derived, then a spray head is arranged at the center of the character ring, and the spray head finishes spraying by rotating the character ring, however, the spraying equipment has certain problems; that is, when the nozzle sprays paint, the pipeline for pressurizing and the pipeline for conveying the paint need to be communicated, so when the character ring rotates, the pipeline and the character ring are dragged or collided, and the paint or the pressure supply is blocked, or the character ring does not rotate smoothly, so that the spraying effect is influenced. Therefore, the above problems need to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a character spraying equipment solves the problem that exists among the prior art, has and avoids coating or supplies to press the beneficial effect that is obstructed, prevent to rotate unordered.

The utility model discloses a following technical scheme realizes:

a character spraying device comprises a character assembly and a spraying assembly, wherein the character assembly comprises a character ring and a fixed shaft;

the character ring is sleeved on the fixed shaft, a plurality of hollow patterns for paint to penetrate through are uniformly formed on the character ring along the circumferential direction of the character ring, and the spraying component is positioned at the center of the character ring;

the fixed shaft is fixedly connected with the rack, the fixed shaft is of a hollow structure, a pipeline for transporting paint and supplying pressure penetrates through the fixed shaft and then is communicated with the spraying assembly, and the spraying assembly is connected with one end of the fixed shaft.

In the technical scheme, the spraying component is positioned at the center of the character ring, and the power component is used for driving the character ring to rotate; the character ring is uniformly provided with a plurality of hollow patterns for paint to penetrate through along the circumferential direction, so that the spraying component can spray paint to penetrate through the hollow patterns on the character ring, and the spraying function is realized; for the problem that the spraying equipment among the prior art exists pipeline and character ring and involves, this equipment overlaps the character ring and establishes on the fixed axle, and the fixed axle is hollow structure and spraying assembly and the one end of fixed axle are connected, consequently, the pipeline that is used for supplying transport coating can penetrate from the other end of fixed axle then link to each other with spraying assembly after wearing out from the other end, and the fixed axle is with frame fixed connection, consequently, it keeps motionless at the spraying in-process, thereby the pipeline inside the fixed axle can not receive the influence, thereby also can not take place to involve or collide with the character ring, prevent that the character ring from rotating unsmoothly, coating transport is hindered or pipeline pressure supply is hindered simultaneously also avoided, can not exert an influence to the spraying effect.

Preferably, the character ring spraying device further comprises a rack, the rack is provided with a power assembly, the fixed shaft is fixedly connected with the rack, the power assembly is used for driving the character ring to rotate, the spraying assembly comprises a spray head, the spray head is located in the center of the character ring, and the spray head is provided with a valve port used for being connected with a pipeline.

Preferably, the spraying assembly further comprises an L-shaped mounting frame, the mounting frame comprises a first side plate and a second side plate which are vertically connected with each other, the spray head is fixed on the first side plate, the second side plate is connected with the fixed shaft, and the second side plate is provided with a positioning hole for the pipeline to pass through.

Preferably, the bottom of the second side plate is further provided with at least three uniformly distributed support columns, and the adjacent support columns have a spacing distance larger than the diameter of the pipeline.

The arrangement of the support column can separate two or more pipelines, prevent the pipelines from violently colliding or moving immediately before spraying, and further ensure smooth conveying of the coating or stable pressurization.

Preferably, the rack is provided with a shaft hole, the fixing shaft is matched with the shaft hole, and one end of the fixing shaft extending out of the rack is fixed through a nut.

The fixed shaft is fixed with the rack through the nut after being matched with the shaft hole, so that the fixed shaft is prevented from rotating in the spraying process.

Preferably, the number of the nuts is at least two, and the nuts are arranged to overlap each other.

The multiple nuts are overlapped and fixed, so that a good fixing effect can be achieved, and meanwhile, a locking effect is achieved on the nuts in direct frame contact.

Preferably, the shaft hole is further configured with a first pin hole communicated with the shaft hole, the fixing shaft is configured with a second pin hole, the first pin hole and the second pin hole correspond to each other, and a pin shaft for preventing the fixing shaft from rotating is installed in the first pin hole and the second pin hole.

The pin shaft is arranged in the first pin hole and the second pin hole, so that the fixed shaft and the rack are fixedly connected, and the effect of preventing the fixed shaft and the rack from rotating relatively is achieved.

Preferably, the character assembly further comprises a rotating part, the rotating part rotates around the fixed shaft, and the rotating part is fixedly connected with the character ring and is in transmission connection with the power assembly.

Preferably, the rotating part comprises a chassis matched with the character ring, a through hole is formed in the center of the chassis, a rotating part corresponding to the through hole is arranged at the bottom of the chassis, the rotating part winds the fixed shaft to rotate, and the power assembly comprises a transmission part matched with the rotating part.

Preferably, the rotating part further comprises a rotating ring and an end cover, the fixed shaft penetrates through the end cover, the rotating ring is fixedly sleeved on the fixed shaft, the rotating ring is installed inside the end cover in an adaptive mode, and the end cover is connected with the rotating part in an adaptive mode.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

the utility model provides a character spraying device, wherein a spraying component is positioned at the center of a character ring, and a power component is used for driving the character ring to rotate; the character ring is uniformly provided with a plurality of hollow patterns for paint to penetrate through along the circumferential direction, so that the spraying component can spray paint to penetrate through the hollow patterns on the character ring, and the spraying function is realized; for the problem that the spraying equipment among the prior art exists pipeline and character ring and involves, this equipment overlaps the character ring and establishes on the fixed axle, and the fixed axle is hollow structure and spraying assembly and the one end of fixed axle are connected, consequently, the pipeline that is used for supplying transport coating can penetrate from the other end of fixed axle then link to each other with spraying assembly after wearing out from the other end, and the fixed axle is with frame fixed connection, consequently, it keeps motionless at the spraying in-process, thereby the pipeline inside the fixed axle can not receive the influence, thereby also can not take place to involve or collide with the character ring, prevent that the character ring from rotating unsmoothly, coating transport is hindered or pipeline pressure supply is hindered simultaneously also avoided, can not exert an influence to the spraying effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of a character spraying apparatus according to an embodiment of the present invention;

fig. 2 is a schematic sectional view illustrating a fixing shaft according to an embodiment of the present invention;

fig. 3 is a schematic view illustrating an installation of a fixing shaft according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a fixing shaft according to an embodiment of the present invention;

fig. 5 is a schematic top view angle view of a character spraying apparatus according to an embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

100-a rack, 110-a shaft hole, 120-a first pin hole, 200-a spraying component, 210-a spray head, 211-a valve port, 220-a mounting rack, 221-a first side plate, 222-a second side plate, 230-a positioning hole, 240-a supporting column, 300-a character component, 310-a character ring, 320-a fixed shaft, 321-a second pin hole, 330-a chassis, 331-a through hole, 332-a rotating component, 340-a rotating ring, 350-an end cover, 400-a power component, 410-a transmission piece, 420-a controller, 500-a pin shaft and 600-a nut.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more clearly understood, the following description is given for further details of the present invention with reference to the accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention, and are not intended to limit the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.

Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present invention, the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention.

Examples

The utility model provides a character spraying equipment, including frame 100, spraying subassembly 200, character subassembly 300 and power component 400, character subassembly 300 includes character ring 310 and fixed axle 320;

the character ring 310 is sleeved on the fixing shaft 320, a plurality of hollow patterns for allowing paint to penetrate through are uniformly formed on the character ring 310 along the circumferential direction of the character ring 310, the spraying component 200 is located at the center of the character ring 310, and the power component 400 is used for driving the character ring 310 to rotate;

the fixing shaft 320 is fixedly connected to the frame 100, the fixing shaft 320 is a hollow structure, a pipeline for transporting paint passes through the fixing shaft 320 and then is communicated with the spraying assembly 200, and the spraying assembly 200 is connected to one end of the fixing shaft 320.

As shown in fig. 1 and 5, in the present embodiment, the character assembly 300 includes a fixed shaft 320 and a character ring 310, and the spray assembly 200 is located at the center of the character ring 310, to which a pipe for delivering paint and a pipe for supplying pressure can be connected; the power assembly 400 is positioned below the frame 100 and is used for driving the character ring 310 to rotate; the character ring 310 is uniformly configured with a plurality of hollow patterns (only one hollow pattern is shown in fig. 1) for the paint to penetrate through along the circumferential direction, so that the spraying component 200 can spray the paint to penetrate through the hollow patterns on the character ring 310, thereby realizing the spraying function; in order to solve the problem that the spraying equipment in the prior art involves the pipeline and the character ring 310, as shown in fig. 2, in this embodiment, the character ring 310 is sleeved on the fixed shaft 320, the character ring 310 can rotate around the fixed shaft 320, the fixed shaft 320 is a hollow structure, and the spraying component 200 is connected with one end of the fixed shaft 320, so that the pipeline can penetrate through the other end of the fixed shaft 320 and then penetrate out of the other end to be connected with the spraying component 200; the fixing shaft 320 is fixedly connected with the frame 100, so that the fixing shaft is kept still in the spraying process, the pipeline in the fixing shaft 320 cannot be influenced, the pipeline cannot be involved or collided with the character ring 310, the character ring 310 is prevented from rotating unsmoothly, and meanwhile, the coating conveying is prevented from being blocked or the pipeline pressure supply is prevented from being blocked, and the spraying effect cannot be influenced.

Preferably, the spray assembly 200 includes a spray head 210, the spray head 210 configured with a valve port 211 for connecting a pipe.

As shown in fig. 3 and 5, in the present embodiment, the spray head 210 is configured with two symmetrically distributed valve ports 211, the valve ports 211 are connected to the inside of the spray head 210, one valve port 211 is used for connecting a pipeline for delivering paint, and the other valve port 211 is used for connecting a pipeline for supplying pressure; that is, the two pipes are inserted into the other end of the fixed shaft 320, and then are passed out from the end of the fixed shaft 320 connected to the nozzle 210, and finally are connected to the two valve ports 211 of the nozzle 210.

Preferably, the spray assembly 200 further comprises an L-shaped mounting frame 220, the mounting frame 220 comprises a first side plate 221 and a second side plate 222 which are perpendicularly connected with each other, the spray head 210 is fixed on the first side plate 221, the second side plate 222 is connected with the fixed shaft 320, and the second side plate 222 is provided with a positioning hole 230 for the pipeline to pass through.

As shown in fig. 3, in the present embodiment, the mounting bracket 220 is located at the center of the character ring 310, and includes a first side plate 221 and a second side plate 222 vertically connected to each other, the second side plate 222 is horizontally disposed, and the bottom of the second side plate is connected to the fixed shaft 320 through a support and has a certain distance from the shaft end of the fixed shaft 320, so that the pipe can pass through the fixed shaft 320; one end of the nozzle 210 is fixed on the first side plate 221, and the entire nozzle 210 is parallel to the second side plate 222, so that after the character ring 310 rotates, the nozzle 210 can still be aligned with the character ring 310.

Preferably, at least three uniformly distributed support pillars 240 are further disposed at the bottom of the second side plate 222, and a spacing distance between adjacent support pillars 240 is greater than a diameter of the pipeline.

As shown in fig. 3, in the present embodiment, four supporting columns 240 are uniformly disposed at the bottom of the second side plate 222, and the four supporting columns 240 are vertically disposed between the shaft end of the fixing shaft 320 and the bottom of the second side plate 222, so that three spaced areas are formed by the four supporting columns 240 (in other embodiments, three supporting columns 240 may also be disposed), so that two pipes can be located in two different spaced areas, thereby realizing separation between the pipes, and preventing the pipes from being violently collided or entangled together (due to rapid delivery of the coating and sudden increase of pressure) at a moment before spraying is started, thereby further ensuring smooth delivery of the coating or stable pressurization.

Preferably, the frame 100 is configured with a shaft hole 110, the fixing shaft 320 is fitted into the shaft hole 110, and one end of the fixing shaft 320 extending out of the frame 100 is fixed by a nut 600.

As shown in fig. 3, in the present embodiment, the frame 100 is configured with a shaft hole 110, the shape of the shaft hole 110 is adapted to the cross-section of the fixing shaft 320, and after the fixing shaft 320 is inserted into the shaft hole 110, the fixing shaft 320 can be fixed to the frame 100 by a nut 600 at the end (provided with external threads) of the fixing shaft 320 far away from the character ring 310, so as to prevent the fixing shaft 320 from rotating during the spraying process.

Preferably, the number of the nuts 600 is at least two, and the nuts 600 are disposed to overlap each other.

As shown in fig. 1 to 3, in the present embodiment, two nuts 600 are mounted on the fixed shaft 320 in an overlapping manner, i.e., one nut 600 is in direct contact with the rack 100, and the other nut 600 is in contact with the previous nut 600; two nuts 600 use simultaneously, can play good fixed effect, play locking effect to the nut 600 of direct and frame 100 contact simultaneously to make fixed axle 320 and frame 100 be connected very firm, prolong both stable connection's life-span.

Preferably, a first pin hole 120 is further formed at the shaft hole 110 and is communicated with the shaft hole, a second pin hole 321 is formed at the fixing shaft 320, the first pin hole 120 and the second pin hole 321 correspond to each other, and a pin 500 for preventing the fixing shaft 320 from rotating is mounted in the first pin hole 120 and the second pin hole 321.

As shown in fig. 2 and 3, in the present embodiment, the shaft hole 110 is circular, the frame 100 is further configured with a first pin hole 120 communicated with the shaft hole 110, and a second pin hole 321 is configured on the fixed shaft 320, when the fixed shaft 320 is inserted into the shaft hole 110, the pin 500 can be installed in the first pin hole 120 and the second pin hole 321, so that the fixed shaft 320 and the frame 100 are fixedly connected, which plays a role of preventing relative rotation between the fixed shaft 320 and the frame 100, and ensures that only the character ring 310 rotates during the spraying process.

Preferably, the character assembly 300 further comprises a rotating part, the rotating part rotates around the fixed shaft 320, and the rotating part is fixedly connected with the character ring 310 and is in transmission connection with the power assembly 400.

As shown in fig. 1 and 2, in the present embodiment, the rotating portion is sleeved on the fixed shaft 320 and can rotate around the fixed shaft 320, the character ring 310 is connected above the rotating portion, and the power assembly 400 is in transmission connection with the rotating portion, so that the rotating portion can rotate around the fixed shaft 320 under the action of the power assembly 400, thereby driving the character ring 310 to rotate, and finally realizing the switching of the spraying patterns.

Preferably, the rotating part includes a chassis 330 adapted to the character ring 310, a through hole 331 is formed in the center of the chassis 330, a rotating member 332 corresponding to the through hole 331 is disposed at the bottom of the chassis 330, the rotating member 332 rotates around the fixed shaft 320, and the power assembly 400 includes a transmission member 410 adapted to the rotating member 332.

As shown in fig. 1 and 2, in the present embodiment, a bottom plate 330 is connected to the bottom of the character ring 310, and a through hole 331 is formed in the center of the bottom plate 330, the through hole 331 allowing the fixing shaft 320 to extend out, and allowing the supporting column 240 at the bottom of the second side plate 222 to be connected to the fixing shaft 320; the rotating member 332 is a gear ring, the gear ring is located outside the through hole 331 and is concentric with the through hole 331, the transmission member 410 is a gear, and the power assembly 400 further includes a motor and a reducer connected to each other, the motor and the reducer are fixedly connected to the frame 100, the gear is installed at an output end of the reducer, power transmission is realized through external engagement of the gear and the gear ring, so that the character ring 310 rotates, switching of the spraying pattern is realized, and the gear transmission has good stability, thereby enabling the rotation of the character ring 310 to be more stable.

It should be noted that, as shown in fig. 1, the power assembly 400 further includes a controller 420, the controller 420 is an absolute value encoder in the prior art, the rack 100 is further provided with a bearing seat, the bearing seat is arranged opposite to the motor and the reducer, the absolute value encoder is connected to the bearing seat so as to be mounted on the rack 100, meanwhile, an output shaft of the absolute value encoder passes through the other end of the bearing seat and is provided with a gear with the same size parameter as the gear, and the gear is also engaged with the gear ring, so that the gear can participate in the rotation of the gear ring, thereby controlling the rotating disc, accurately realizing the correspondence between the character plate and the spraying assembly 200, and ensuring the accuracy of spraying; and the absolute value encoder makes the angle of rotation of carousel every time fixed, for example in this embodiment, the profile of character frame is regular dodecagon, therefore the carousel rotates when rotating the character board adjacent with this character board by a character board, need rotate 30, therefore the angle of rotation every time is fixed, is 30 or the angle of 30 integral multiples to can realize accurate control to the carousel, ensure the accuracy of spraying and the integrality of pattern.

Preferably, the rotating portion further includes a rotating ring 340 and an end cap 350, the fixed shaft 320 penetrates the end cap 350, the rotating ring 340 is fixedly sleeved on the fixed shaft 320, the rotating ring 340 is fittingly installed inside the end cap 350, and the end cap 350 is fittingly connected with the rotating member 332.

As shown in fig. 2, in the present embodiment, the gear ring is fixedly connected to the end cap 350, and one end of the fixed shaft 320 passes through the end cap 350 and is connected to the second side plate 222; the rotating ring 340 is sleeved on the fixed shaft 320, the inner wall of the rotating ring is contacted with the outer wall of the fixed shaft 320, the outer wall of the rotating ring is contacted with the inner wall of the end cover 350, a retainer ring is further arranged in the end cover 350, the retainer ring is positioned at the upper end of the rotating ring 340 and embedded into the inner wall of the end cover 350 for limiting the rotating ring 340, and meanwhile, a nut 600 is arranged on the shaft section of the fixed shaft 320 in the retainer ring and is used together with the retainer ring to play a role of preventing the rotating ring 340 from axially moving on the fixed shaft 320; the rotating ring 340 and the end cap 350 can rotate relatively, so that the character ring 310 can be driven by the motor through gear transmission, and the connection area between the character ring 310 and the fixed shaft 320 is increased due to the existence of the end cap 350 and the rotating ring 340, so that the character ring 310 can rotate more stably without deflection.

The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A character spray apparatus comprising a character assembly (300) and a spray assembly (200), wherein the character assembly (300) comprises a character ring (310) and a fixed shaft (320);

the character ring (310) is sleeved on the fixed shaft (320), a plurality of hollow patterns for coating to penetrate through are uniformly formed on the character ring (310) along the circumferential direction of the character ring, and the spraying component (200) is located at the center of the character ring (310);

the fixed shaft (320) is of a hollow structure, a pipeline for conveying paint and supplying pressure penetrates through the fixed shaft (320) and then is communicated with the spraying assembly (200), and the spraying assembly (200) is connected with one end of the fixed shaft (320).

2. The character spraying apparatus of claim 1, further comprising a frame (100), wherein the frame (100) is provided with a power assembly (400), the fixed shaft (320) is fixedly connected with the frame (100), the power assembly (400) is used for driving the character ring (310) to rotate, the spraying assembly (200) comprises a spraying head (210), the spraying head (210) is positioned in the center of the character ring (310), and the spraying head (210) is configured with a valve port (211) for connecting a pipeline.

3. The character spraying apparatus according to claim 2, wherein said spraying assembly (200) further comprises an L-shaped mounting bracket (220), said mounting bracket (220) comprising a first side plate (221) and a second side plate (222) perpendicularly connected to each other, said spray head (210) being fixed to said first side plate (221), said second side plate (222) being connected to said fixed shaft (320), said second side plate (222) being configured with a positioning hole (230) for a pipe to pass through.

4. The character spraying apparatus of claim 3, wherein the bottom of the second side plate (222) is further provided with at least three uniformly distributed support pillars (240), and the adjacent support pillars (240) have a spacing distance greater than the diameter of the pipeline.

5. The character spraying apparatus of claim 2, wherein said frame (100) is configured with a shaft hole (110), said fixing shaft (320) is fitted into said shaft hole (110), and one end of said fixing shaft (320) extending out of said frame (100) is fixed by a nut (600).

6. The character spraying apparatus as claimed in claim 5, wherein said nuts (600) are at least two in number, and said nuts (600) are disposed to overlap each other.

7. The character spraying apparatus according to claim 5, wherein a first pin hole (120) is formed at the shaft hole (110) to communicate therewith, a second pin hole (321) is formed at the fixed shaft (320), the first pin hole (120) and the second pin hole (321) correspond to each other, and a pin shaft (500) for preventing the fixed shaft (320) from rotating is installed in the first pin hole (120) and the second pin hole (321).

8. The character spraying apparatus of claim 2, wherein said character assembly (300) further comprises a rotating portion, said rotating portion rotates around said fixed shaft (320), and said rotating portion is fixedly connected to said character ring (310) and drivingly connected to said power assembly (400).

9. The character spraying apparatus according to claim 8, wherein the rotating portion includes a base plate (330) fitted with the character ring (310), a through hole (331) is formed at the center of the base plate (330), and a rotating member (332) corresponding to the through hole (331) is provided at the bottom of the base plate (330), the rotating member (332) rotates around the fixed shaft (320), and the power assembly (400) includes a transmission member (410) fitted with the rotating member (332).

10. The character spraying equipment of claim 9, wherein the rotating part further comprises a rotating ring (340) and an end cover (350), the fixed shaft (320) penetrates through the end cover (350), the rotating ring (340) is fixedly sleeved on the fixed shaft (320), the rotating ring (340) is installed inside the end cover (350) in a matching mode, and the end cover (350) is connected with the rotating part (332) in a matching mode.