Atomizing and spraying device for hub surface pretreatment
By using an atomizing spray device and a guide plate design, the problems of rinsing tank contamination and chemical loss caused by the degreasing solution carried during the pretreatment of aluminum alloy wheels have been solved, achieving an environmentally friendly and energy-saving pretreatment effect.
Patent Information
- Application Number
- CN202422931636.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-29
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-11-29
AI Technical Summary
During the pretreatment of aluminum alloy wheels, the degreasing solution is carried into the rinsing tank, causing pollution and excessive phosphorus levels, which affects the rinsing effect and increases production costs.
A misting spray device is used to wash the surface of the wheel hub with water mist. Combined with the design of the guide plate and the blower, the amount of degreasing solution carried is reduced and the solution can be recycled.
It effectively reduces pollution and phosphorus contamination in the rinsing tank, extends the rinsing water replacement cycle, saves rinsing water consumption, reduces the loss of degreasing solution, and lowers production costs.
Smart Images
Figure CN223556660U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to aluminum alloy wheel hub manufacturing technical field especially relates to a wheel hub surface pretreatment atomization spraying device. BACKGROUND
[0002] Before entering the coating process, the aluminum alloy wheel hub needs to be pretreated on the surface, and the cutting lubricating oil, aluminum chips, dust and other impurities attached to the surface in the processing process of the aluminum alloy wheel hub are cleaned, so that a clean substrate surface is provided for the subsequent spraying process, and the wheel hub coating quality is guaranteed. Degreasing spraying is an important process step in the pretreatment and cleaning process of the aluminum alloy wheel hub. In order to achieve good oil removal and cleaning effect, the reagent used in degreasing spraying is usually a phosphorus-containing degreasing agent. After degreasing spraying is completed, the aluminum alloy wheel hub surface will carry part of the residual phosphorus-containing degreasing liquid into the subsequent rinsing tank for rinsing, so as to remove the residual degreasing liquid on the surface of the wheel hub. There are the following problems in this process:
[0003] 1. The pretreated wheel hub carrying the phosphorus-containing degreasing agent into the rinsing tank will cause pollution of the rinsing tank and exceed the standard of phosphorus, affect the rinsing effect of the wheel hub, and shorten the replacement cycle of the rinsing clean water;
[0004] 2. The pretreated wheel hub continuously carrying the degreasing liquid into the rinsing tank will cause unnecessary loss of the degreasing liquid, and the degreasing liquid needs to be frequently supplemented into the degreasing tank storing the degreasing liquid, which increases the production cost.
[0005] Therefore, it is urgent to develop a new type of wheel hub surface pretreatment atomization spraying device for application in production. UTILITY MODEL CONTENTS
[0006] The utility model aims at the above problems, provides a kind of wheel hub surface pretreatment atomization spraying device, to solve the current aluminum alloy wheel hub pretreatment process and cause the pollution of rinsing tank and exceed the standard of phosphorus, affect the rinsing effect of the wheel hub, shorten the replacement cycle of the rinsing clean water problem;Simultaneously solve the problem that degreasing liquid is easily produced unnecessary loss, and increase production cost.
[0007] To solve the above technical problems, the utility model adopts the technical scheme that:
[0008] A kind of wheel hub surface pretreatment atomization spraying device, including spraying chamber, corresponding to the wheel hub to be rinsed, atomization spraying pipeline is provided in the spraying chamber, the atomization spraying pipeline is communicated with flushing water source by connecting pipe, atomization spraying pipeline is connected with atomization nozzle, the atomization nozzle can be fully atomized after flushing clean water supplied by atomization spraying pipeline and sprayed on the wheel hub to be rinsed, and water mist flushing is implemented to the wheel hub to be rinsed.
[0009] Preferably, the atomizing spray pipeline corresponds to the front and back sides of the hub to be rinsed, and two atomizing spray pipelines are arranged respectively.
[0010] Preferably, a drip section is arranged in the spray chamber to provide space for water droplets attached to the surface of the hub to drip off the hub, so as to reduce the carrying amount of the degreasing agent on the surface of the hub to be rinsed.
[0011] Preferably, a guide plate is arranged at the bottom of the drip section to guide the flushing water dripping from the hub, and the guide plate is arranged in an inclined manner, and the tail end of the guide plate extends into the degreasing tank for storing the degreasing agent.
[0012] Preferably, an air blowing pipe is arranged in the spray chamber, the air blowing pipe corresponds to the hub to be rinsed, the air blowing pipe is communicated with a compressed air source, and the hub to be rinsed after water mist flushing is subjected to high-pressure blowing, so as to accelerate the dripping rate of the water mist.
[0013] The beneficial effects of the utility model lie in:
[0014] Before the hub enters the rinsing process, the water mist is used to pre-wash the degreasing agent on the surface of the hub through the atomizing nozzle, so that the carrying amount of the degreasing agent on the surface of the hub is greatly reduced, the pollution of the rinsing tank and the problem of excessive phosphorus are effectively alleviated, and the replacement cycle of the rinsing clean water is prolonged. Meanwhile, under the premise of ensuring a certain flushing effect, the water mist spraying saves the consumption of the flushing water. The setting of the guide plate makes the flushing water mixed with the degreasing agent dripping from the hub backflow to the degreasing tank through the guide plate, and the flushing water is recycled to participate in the degreasing spraying of the hub, so that the degreasing agent is recycled, and the application purposes of environmental protection and energy saving are achieved. The flushing water mixed with the degreasing agent offsets the natural loss of the degreasing agent to a certain extent, reduces unnecessary loss of the degreasing agent, and improves the trouble of frequently supplementing the degreasing agent into the degreasing tank. The setting of the air blowing pipe can perform high-pressure blowing on the hub to be rinsed after water mist flushing, so as to accelerate the dripping rate of the water mist and improve the pretreatment efficiency of the hub. BRIEF DESCRIPTION OF DRAWINGS
[0015] The utility model will be explained further in detail in combination with the drawings and specific embodiments.
[0016] Figure 1 The utility model is a structural schematic view.
[0017] Figure 2 The utility model is a structural schematic view. Figure 1 The utility model is a structural schematic view.
[0018] In the drawing: 10 is a spray chamber; 11 is an atomizing spray pipeline; 12 is a connecting pipe; 13 is a flushing water source; 14 is an atomizing nozzle; 15 is a drip section; 16 is a guide plate; 17 is a degreasing tank; 18 is an air blowing pipe. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection 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 the embodiments.
[0020] As shown in the figure, Figures 1-2 A wheel hub surface pretreatment atomizing spraying device, comprising a spraying chamber 10, an atomizing spraying pipeline 11 is arranged in the spraying chamber 10 and corresponds to the wheel hub to be rinsed, the atomizing spraying pipeline 11 is communicated with a flushing water source 13 through a connecting pipe 12, an atomizing nozzle 14 is connected to the atomizing spraying pipeline 11, the atomizing nozzle 14 can fully atomize the flushing clean water supplied by the atomizing spraying pipeline 11 and then spray it on the wheel hub to be rinsed, so as to implement water mist flushing on the wheel hub to be rinsed. When in use, the wheel hub to be rinsed after degreasing spraying enters the spraying chamber 10 in sequence, the atomizing nozzle 14 arranged corresponding to the wheel hub to be rinsed sprays the flushing clean water in the form of water mist on the surface of the wheel hub, so as to implement water mist flushing on the degreasing chemical liquid remaining on the surface of the wheel hub. In this embodiment, the degreasing chemical liquid on the surface of the wheel hub is pre-flushed by the atomizing nozzle 14 before the wheel hub enters the rinsing process, which greatly reduces the carrying amount of the degreasing chemical liquid on the surface of the wheel hub, effectively alleviates the pollution and phosphorus over-standard problem of the rinsing water tank, and prolongs the replacement cycle of the rinsing clean water; at the same time, the water mist spraying saves the consumption of flushing water under the premise of ensuring a certain flushing effect.
[0021] As a preferred embodiment, as shown in the figure, Figure 1 Two atomizing spraying pipelines 11 are arranged on the front and back sides of the wheel hub to be rinsed respectively, and the two atomizing spraying pipelines 11 are respectively communicated with the connecting pipe 12. The front and back sides of the wheel hub to be rinsed are simultaneously flushed by the two atomizing spraying pipelines 11 respectively, which improves the wheel hub flushing efficiency and flushing effect.
[0022] Preferably, as shown in the figure, Figure 2 A leaching section 15 is arranged in the spraying chamber 10, which provides a space for the water mist drops attached to the surface of the wheel hub to leach away from the wheel hub, so as to further improve the pollution and phosphorus over-standard problem of the rinsing water tank.
[0023] Preferably, the bottom of the draining section 15 is provided with a deflector 16 for guiding the rinsing water dripped from the wheel hub, the deflector 16 is obliquely arranged, and the tail end of the deflector 16 extends into the degreasing tank 17 for storing the degreasing liquid. The rinsing water mixed with the degreasing liquid dripped from the wheel hub is guided by the deflector 16 to flow back into the degreasing tank 17, and is recycled to participate in the degreasing spray of the wheel hub, so that the degreasing liquid is recycled, and the application purposes of environmental protection and energy saving are achieved. In the embodiment, the rinsing water mixed with the degreasing liquid is recycled to flow back into the degreasing tank 17, which to some extent supplements the natural loss of the degreasing liquid, reduces unnecessary loss of the degreasing liquid, and improves the trouble of frequently supplementing the degreasing liquid into the degreasing tank 17.
[0024] Preferably, the spraying chamber 10 is provided with a blowing pipe 18 corresponding to the wheel hub to be rinsed, the blowing pipe 18 is connected to a compressed air source, and the wheel hub rinsed by the water mist is subjected to high-pressure blowing, so as to accelerate the dripping rate of the water mist and improve the pretreatment efficiency of the wheel hub.
[0025] The above only discloses specific embodiments of the present application, but the present application is not limited thereto. For those skilled in the art, any modification made without departing from the principle of the present application shall be deemed to belong to the protection of the present application.
Claims
1. A wheel hub surface pre-treatment atomizing spray device, characterized by: The application relates to a wheel hub rinsing device, which comprises a spraying chamber (10), atomizing spraying pipelines (11) corresponding to the wheel hub to be rinsed are arranged in the spraying chamber (10), the atomizing spraying pipelines (11) are communicated with a flushing water source (13) through connecting pipes (12), atomizing nozzles (14) are connected to the atomizing spraying pipelines (11), the atomizing nozzles (14) can fully atomize the flushing clean water supplied by the atomizing spraying pipelines (11) and spray the clean water on the wheel hub to be rinsed, and the wheel hub to be rinsed is subjected to water mist flushing.
2. A wheel surface pre-treatment atomizing spray device according to claim 1, wherein: The atomizing spraying pipelines (11) are arranged on the front and back sides of the wheel hub to be rinsed respectively, and the two atomizing spraying pipelines (11) are communicated with the connecting pipes (12) respectively.
3. A wheel surface pre-treatment atomizing spray device as defined in claim 1, wherein: A liquid draining section (15) is arranged in the spraying chamber (10) to reduce the carrying amount of the degreasing liquid on the surface of the wheel hub to be rinsed.
4. A wheel surface pre-treatment atomizing spray device as defined in claim 3, wherein: A flow guide plate (16) is arranged at the bottom of the liquid draining section (15) and is used for guiding the flushing water dripped from the wheel hub, the flow guide plate (16) is arranged in an inclined mode, and the tail end of the flow guide plate (16) extends into a degreasing tank (17) used for storing the degreasing liquid.
5. The wheel surface pre-treatment atomizing spray device of claim 1, wherein: A blowing pipe (18) is arranged in the spraying chamber (10), the blowing pipe (18) is arranged corresponding to the wheel hub to be rinsed, the blowing pipe (18) is communicated with a compressed air source, and the wheel hub to be rinsed after water mist flushing is subjected to high-pressure blowing to accelerate the dripping speed of the water mist.