Automotive mold cleaning device

CN224895030UActive Publication Date: 2026-10-27FUJIAN FUQIANG MACHINERY MOLD
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Patent Information

Application Number
CN202522615892.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-10
Publication Date
2026-10-27
Estimated Expiration
2035-12-10

AI Technical Summary

Technical Problem

[0003]在面对中小型模具时,市面上大多数的模具清洗装置使用清洁液与毛刷对模具进行手动清洗,这种清洗方式容易在模具缝隙处遗留污渍,并且在清洗完成后会有大量的水滴粘在模具上,模具需要去除水滴才能参与工作,使其还需要等待较长时间

Benefits of technology

[0013]本申请的有益效果是:使用时将中小型汽车模具放置于可替换夹块之间,利用转动夹具将模具夹紧,利用电动滑杆将模具调整到合适的高度,然后拉动并启动可伸缩式清洗件,将模具环绕式清洗,清洗完成后再拉动并启动可伸缩式吹风件,将模具环绕式吹干,由于清洗吹干的过程中,模具始终为悬空状态,且无需手持,因此清洗方便,易清洗死角,提升清洁效率,并且受重力影响水滴不易蓄于模具上,而且清洗完成后环绕时吹干,使模具进一步快速风干,从而能够快速投入到生产流程中去,从而解决了现有技术中清洗容易在模具缝隙处遗留污渍,并且在清洗完成后会有大量的水滴粘在模具上,模具需要去除水滴才能参与工作,使其还需要等待较长时间的问题。

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Abstract

The application provides an automobile mold cleaning device and relates to the technical field of cleaning.The automobile mold cleaning device comprises a working plane, and a small or medium-sized automobile mold is placed between replaceable clamping blocks during use.The mold is clamped by rotating a clamp, the mold is adjusted to a suitable height by using an electric sliding rod, then the mold is cleaned by pulling and starting a telescopic cleaning part, the mold is dried by pulling and starting a telescopic blowing part after cleaning, the mold is always in a suspended state during the cleaning and drying process, and the mold does not need to be held, so that the mold is convenient to clean, dead corners are easy to clean, the cleaning efficiency is improved, water droplets are not easy to accumulate on the mold due to the influence of gravity, the mold is further quickly dried when being cleaned and dried, and therefore, the mold can be quickly put into a production process, thereby solving the problems that stains are easy to be left in gaps of the mold during cleaning in the prior art, and the mold needs to be waited for a long time.
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Description

Technical Field

[0001] This application relates to the field of clean technology, and more specifically, to an automotive mold cleaning device. Background Technology

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by methods such as injection molding or forging. After injection molding or die casting is completed, when the ejection mechanism in the mold ejects the product, waste material will stick to the core and cavity of the mold, so the mold needs to be cleaned.

[0003] When dealing with small and medium-sized molds, most mold cleaning devices on the market use cleaning fluid and brushes to manually clean the molds. This cleaning method easily leaves stains in the mold crevices, and after cleaning, a large amount of water droplets stick to the mold. The mold needs to have the water droplets removed before it can be used, which requires a longer waiting time. Therefore, it has shortcomings. Utility Model Content

[0004] To overcome the above shortcomings, this utility model provides an automotive mold cleaning device that can quickly clean the automotive mold after clamping it, and can quickly dry it after cleaning, thereby improving cleaning efficiency.

[0005] This application is implemented as follows: A working plane, on both sides of which are fixedly connected electric slide rods, and a rotating clamp is fixedly installed on the electric slide rods. A replaceable clamping block is threaded onto the rotating clamp, and an automobile mold is clamped between the replaceable clamping blocks. The working plane is provided with a retractable cleaning component and a retractable blowing component, both of which are located on one side above the car mold. A control panel is provided on the working plane.

[0006] In one embodiment of this application, the electric slide bar includes a slide rail, a lead screw, a rotary motor, and an extended slide arm. The slide rail is fixedly connected to both sides of the working plane. One end of the lead screw passes through the extended slide arm and is rotatably connected to the side wall of the slide rail. The extended slide arm is slidably connected to the slide rail. The output end of the rotary motor is fixedly connected to the other end of the lead screw.

[0007] In one embodiment of this application, the rotating clamp includes a mounting block, a rotating threaded rod, a knob, and a mounting threaded ring. The mounting block is fixedly connected to the extended sliding arm, one end of the rotating threaded rod passes through the mounting block and is fixedly connected to the mounting threaded ring, and the knob is fixedly connected to the other end of the rotating threaded rod.

[0008] In one embodiment of this application, the replaceable clamp includes a clamp body and a mounting threaded head, one end of which is rotatably connected to the clamp body, and the other end of which is threadedly rotated within the mounting threaded ring.

[0009] In one embodiment of this application, the retractable cleaning component includes a first self-rotating drum, a flexible corrugated pipe, a connecting pipe, a high-pressure cleaning nozzle, a first mounting post, a lifting ring, a water circuit rotary joint, and a water storage tank. The first self-rotating drum is mounted on the working plane, the first mounting post is fixedly connected to the working plane, the lifting ring is fixedly connected to the first mounting post, the flexible corrugated pipe is wound around the first self-rotating drum, one end of one connecting pipe is fixedly connected to one end of the flexible corrugated pipe, and the other end of the connecting pipe bypasses the lifting ring and is fixedly connected to the high-pressure cleaning nozzle. One end of another connecting pipe is fixedly connected to the other end of the flexible corrugated pipe, and the other end of the connecting pipe is fixedly connected to the water storage tank through the water circuit rotary joint. The water storage tank is equipped with a water circuit valve and a water pump.

[0010] In one embodiment of this application, the retractable blower includes a second self-rotating roller, a second flexible corrugated pipe, a connecting air pipe, a sweeping nozzle, a second mounting post, a second lifting ring, an air circuit rotary joint, and a compressed air tank. The second self-rotating roller is mounted on the working plane, the second mounting post is fixedly connected to the working plane, the second lifting ring is fixedly connected to the second mounting post, the second flexible corrugated pipe is wound around the second self-rotating roller, one end of one connecting air pipe is fixedly connected to one end of the second flexible corrugated pipe, and the other end of the connecting air pipe passes around the second lifting ring and is fixedly connected to the sweeping nozzle. One end of another connecting air pipe is fixedly connected to the other end of the second flexible corrugated pipe, and the other end of the connecting air pipe is fixedly connected to the compressed air tank through the air circuit rotary joint. The compressed air tank is equipped with a pressure valve and an air pump.

[0011] In one embodiment of this application, the first self-rotating roller and the second self-rotating roller have the same structure. The first self-rotating roller includes a roller mounting column, a rotating shaft, a torsion spring, and a roller body. The roller mounting column is mounted on the working plane and is symmetrically arranged. One end of the rotating shaft is rotatably connected to the roller mounting column, and the other end of the rotating shaft is rotatably connected to the side of the roller body. The torsion spring is sleeved on the rotating shaft, and one end of the torsion spring is fixedly connected to the side of the roller mounting column, and the other end of the torsion spring is fixedly connected to the side of the roller body.

[0012] In one embodiment of this application, the working plane is provided with multiple drainage outlets.

[0013] The beneficial effects of this application are as follows: When in use, small and medium-sized car molds are placed between replaceable clamping blocks, the molds are clamped by rotating clamps, and the molds are adjusted to a suitable height by using an electric slide bar. Then, the retractable cleaning component is pulled and activated to clean the molds in a circular motion. After cleaning, the retractable blowing component is pulled and activated to dry the molds in a circular motion. Since the molds are always suspended in the air during the cleaning and drying process and do not need to be held by hand, cleaning is convenient, hard corners are easy to clean, and cleaning efficiency is improved. Furthermore, due to gravity, water droplets are less likely to accumulate on the molds. Moreover, the circular drying after cleaning allows the molds to dry quickly, enabling them to be quickly put into the production process. This solves the problem in the prior art that cleaning easily leaves stains in the mold gaps, and that after cleaning, a large number of water droplets stick to the molds, requiring the removal of water droplets before the molds can be used, which requires a long waiting time. Attached Figure Description

[0014] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained from these drawings without creative effort.

[0015] Figure 1 A schematic diagram of the structure of an automotive mold cleaning device is provided for the embodiments of this application; Figure 2 A schematic diagram of the structure of the electric slide bar is provided for the embodiments of this application; Figure 3 A schematic diagram of the rotating clamp is provided for the embodiments of this application; Figure 4 A structural schematic diagram of a retractable cleaning component is provided for the embodiments of this application; Figure 5 A structural schematic diagram of a retractable blower is provided for embodiments of this application; Figure 6 A schematic diagram of the structure of the first self-rotating drum is provided for the embodiments of this application; In the diagram: 1-Working plane; 11-Drain outlet; 2-Electric slide bar; 21-Slide rail; 22-Screw rod; 23-Rotating motor; 24-Extending slide arm; 3-Rotating clamp; 31-Mounting block; 32-Rotating threaded rod; 33-Knob; 34-Mounting threaded ring; 4-Replaceable clamping block; 41-Clamping block body; 42-Mounting threaded head; 5-Retractable cleaning component; 51-First self-rotating drum; 511-Drum mounting column; 512-Rotating shaft; 513-Torsion spring 514-Drum body; 52-Flexible corrugated pipe; 53-Connecting pipe; 54-High-pressure cleaning nozzle; 55-First mounting post; 56-Lifting ring; 57-Water circuit rotary joint; 58-Water tank; 6-Retractable blower; 61-Second self-rotating drum; 62-Second flexible corrugated pipe; 63-Connecting air pipe; 64-Sweeping nozzle; 65-Second mounting post; 66-Second lifting ring; 67-Air circuit rotary joint; 68-Compressed air tank; 7-Control panel. Detailed Implementation

[0016] The following detailed description, in conjunction with the accompanying drawings, outlines some embodiments of the present invention. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0017] like Figures 1-6 As shown, the automotive mold cleaning device according to an embodiment of this application includes: The working plane 1 has electric slide rods 2 fixedly connected to both sides. A rotating clamp 3 is fixedly installed on the electric slide rod 2. A replaceable clamping block 4 is threadedly fixed on the rotating clamp 3. The replaceable clamping blocks 4 clamp the car mold between the two clamps. A retractable cleaning component 5 and a retractable blowing component 6 are respectively installed on the working plane 1. Both the retractable cleaning component 5 and the retractable blowing component 6 are located on one side above the automobile mold. A control panel 7 is installed on the working plane 1. It should be noted that the control panel 7 is used to control the electric mechanism in the device. In use, small and medium-sized car molds are placed between replaceable clamping blocks 4, and the molds are clamped using rotating clamps 3. The molds are then adjusted to a suitable height using electric sliding rods 2. The retractable cleaning component 5 is then pulled and activated to clean the molds in a circular motion. After cleaning, the retractable blowing component 6 is pulled and activated to dry the molds in a circular motion. Since the molds are always suspended in the air during the cleaning and drying process and do not require hand-holding, cleaning is convenient, hard-to-reach areas are easily cleaned, and cleaning efficiency is improved. Furthermore, due to gravity, water droplets are less likely to accumulate on the molds. Moreover, the circular drying process after cleaning allows the molds to dry quickly, enabling them to be quickly put into the production process. This solves the problem in existing technologies where cleaning easily leaves stains in the mold crevices, and a large number of water droplets stick to the molds after cleaning, requiring the removal of water droplets before the molds can be used, which also results in a longer waiting time.

[0018] like Figure 2 As shown, the electric slide bar 2 includes a slide rail 21, a lead screw 22, a rotary motor 23, and an extended slide arm 24. The slide rail 21 is fixedly connected to both sides of the working surface 1. One end of the lead screw 22 passes through the extended slide arm 24 and is rotatably connected to the side wall of the slide rail 21. The extended slide arm 24 is slidably connected to the slide rail 21. The output end of the rotary motor 23 is fixedly connected to the other end of the lead screw 22. Starting the rotary motor 23 drives the lead screw 22 to rotate, thereby causing the extended slide arm 24 to slide up and down, facilitating the adjustment of the mold height. Multiple drain outlets 11 are provided on the working surface 1. After cleaning, wastewater automatically flows out of the working surface 1, facilitating subsequent cleaning.

[0019] like Figure 3 As shown, the rotating clamp 3 includes a mounting block 31, a rotating threaded rod 32, a knob 33, and a mounting threaded ring 34. The mounting block 31 is fixedly connected to the extended sliding arm 24. One end of the rotating threaded rod 32 passes through the mounting block 31 and is fixedly connected to the mounting threaded ring 34. The knob 33 is fixedly connected to the other end of the rotating threaded rod 32. Rotating the knob 33 drives the rotating threaded rod 32 to rotate, thereby causing the mounting threaded rings 34 to move closer or further apart, and thus causing the clamping block bodies 41 mounted on the mounting threaded rings 34 to move closer or further apart. The replaceable clamping block 4 includes a clamping block body 41 and a mounting threaded head 42. One end of the mounting threaded head 42 is rotatably connected to the clamping block body 41, and the other end of the mounting threaded head 42 is threaded into the mounting threaded ring 34. According to the shape of the automotive mold, the style of the clamping block body 41 can be flexibly adjusted to ensure that the clamping block body 41 can fit tightly against the surface of the mold.

[0020] like Figure 4As shown, the retractable cleaning component 5 includes a first self-rotating drum 51, a flexible corrugated pipe 52, a connecting pipe 53, a high-pressure cleaning nozzle 54, a first mounting post 55, a lifting ring 56, a water circuit rotary joint 57, and a water storage tank 58. The first self-rotating drum 51 is mounted on the working plane 1, the first mounting post 55 is fixedly connected to the working plane 1, the lifting ring 56 is fixedly connected to the first mounting post 55, the flexible corrugated pipe 52 is wound around the first self-rotating drum 51, one end of a connecting pipe 53 is fixedly connected to one end of the flexible corrugated pipe 52, and the other end of the connecting pipe 53 passes around the lifting ring 56 and is fixedly connected to the high-pressure cleaning nozzle 54. One end of another connecting pipe 53 is fixedly connected to the other end of the flexible corrugated pipe 52, and the other end of the connecting pipe 53 is fixedly connected to the water storage tank 58 through the water circuit rotary joint 57. The water storage tank 58 is equipped with a water circuit valve and a water pump. During the cleaning process, the high-pressure cleaning nozzle 54 is pulled so that it can appear in all corners of the mold, thus enabling flexible cleaning. When pulling, the lifting ring 56 serves as a support point, causing the first self-rotating roller 51 to rotate, thereby extending the length of the pipe near the high-pressure cleaning nozzle 54, thus achieving flexible pulling. Furthermore, the water valve and water pump on the water storage tank 58 are opened through the control panel 7, causing the cleaning fluid to be sprayed out from the high-pressure cleaning nozzle 54 for cleaning.

[0021] like Figure 5 As shown, the retractable blower 6 includes a second self-rotating roller 61, a second flexible corrugated pipe 62, a connecting air pipe 63, a sweeping nozzle 64, a second mounting post 65, a second lifting ring 66, an air passage rotary joint 67, and a compressed air tank 68. The second self-rotating roller 61 is mounted on the working plane 1, the second mounting post 65 is fixedly connected to the working plane 1, the second lifting ring 66 is fixedly connected to the second mounting post 65, the second flexible corrugated pipe 62 is wound around the second self-rotating roller 61, one end of one connecting air pipe 63 is fixedly connected to one end of the second flexible corrugated pipe 62, and the other end of the connecting air pipe 63 passes around the second lifting ring 66 and is fixedly connected to the sweeping nozzle 64. One end of another connecting air pipe 63 is fixedly connected to the other end of the second flexible corrugated pipe 62, and the other end of the connecting air pipe 63 is fixedly connected to the compressed air tank 68 through the air passage rotary joint 67. The compressed air tank 68 is equipped with a pressure valve and an air pump. During the actual drying process, the sweeping nozzle 64 is pulled so that it can appear in all corners of the mold, thus allowing for flexible drying. When pulling, the second lifting ring 66 serves as a support point, causing the second self-rotating roller 61 to rotate, thereby extending the length of the pipe near the sweeping nozzle 64, thus achieving flexible pulling. Furthermore, the pressure valve and air pump on the compressed air tank 68 are opened through the control panel 7, causing air to be ejected from the sweeping nozzle 64 for rapid drying.

[0022] like Figure 6As shown, the first self-rotating roller 51 and the second self-rotating roller 61 have the same structure. The first self-rotating roller 51 includes a roller mounting post 511, a rotating shaft 512, a torsion spring 513, and a roller body 514. The roller mounting post 511 is mounted on the working plane 1 and is symmetrically arranged. One end of the rotating shaft 512 is rotatably connected to the roller mounting post 511, and the other end of the rotating shaft 512 is rotatably connected to the side of the roller body 514. The torsion spring 513 is sleeved on the rotating shaft 512, and one end of the torsion spring 513 is fixedly connected to the side of the roller mounting post 511, and the other end of the torsion spring 513 is fixedly connected to the side of the roller body 514. It should be noted that the first self-rotating roller 51 and the second self-rotating roller 61 are provided with spiral guide grooves to facilitate the winding of the flexible corrugated pipe 52. When the drum body 514 is pulled by the flexible corrugated tube 52 and rotates between the rotating shafts 512, the torsion spring 513 generates torque. When the flexible corrugated tube 52 is no longer pulled, the torsion spring 513 releases the torque, which drives the drum body 514 to automatically roll back, so that the flexible corrugated tube 52 wrapped on the drum body 514 is automatically wound back, thereby realizing the self-winding function, so that the high-pressure cleaning nozzle 54 can flexibly change direction and extend and retract length.

[0023] In summary, the working principle of the automotive mold cleaning device of this utility model embodiment is as follows: When in use, a small or medium-sized automotive mold is placed between the clamping block bodies 41. Rotating the knob 33 drives the rotating threaded rod 32 to rotate, thereby bringing the mounting threaded rings 34 closer together. This, in turn, brings the clamping block bodies 41 mounted on the mounting threaded rings 34 closer together, thus clamping the mold. Starting the rotating motor 23 drives the lead screw 22 to rotate, causing the extended sliding arm 24 to slide up and down, facilitating the adjustment of the mold to a suitable height. Then, pulling the high-pressure cleaning nozzle 54 and activating the water valve and water pump on the water tank 58 cleans the mold in a circular motion. After cleaning, pulling the sweeping and blowing mechanism... The nozzle 64 activates the pressure valve and air pump on the compressed air tank 68 to blow-dry the mold in a circular motion. Since the mold is always suspended in the air during the cleaning and drying process and does not need to be held, cleaning is convenient, hard corners are easy to clean, and cleaning efficiency is improved. In addition, due to gravity, water droplets are not easy to accumulate on the mold. Moreover, the circular blowing after cleaning allows the mold to dry quickly, so that it can be quickly put into the production process. This solves the problem in the existing technology that it is easy to leave stains in the mold gaps after cleaning, and a large number of water droplets will stick to the mold after cleaning, requiring the removal of water droplets before the mold can be used, which requires a long waiting time.

[0024] It is important to note that the constructions and arrangements of this application shown in several different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, those who consult this disclosure will readily understand that many modifications are possible (e.g., changes in the size, dimensions, structure, shape, and proportions of various elements, as well as parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, orientation, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in this application). For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of elements may be inverted or otherwise altered, and the nature or number or position of discrete elements may be changed or altered. Therefore, all such modifications are intended to be included within the scope of the invention. The order or sequence of any process or method steps may be changed or rearranged according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and not only structurally equivalent but also equivalent in structure. Other substitutions, modifications, alterations, and omissions may be made in the design, operation, and arrangement of the exemplary embodiments without departing from the scope of the invention. Therefore, the present invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.

[0025] Furthermore, in order to provide a concise description of exemplary embodiments, not all features of actual embodiments (i.e., those features that are not relevant to the currently considered best mode for carrying out the invention, or those features that are not relevant to implementing the invention) may be omitted.

[0026] It should be understood that numerous specific implementation decisions can be made during the development of any practical implementation, such as in any engineering or design project. Such development efforts may be complex and time-consuming, but for those skilled in the art who benefit from this disclosure, the development effort will be a routine work of design, manufacturing, and production without requiring much experimentation.

[0027] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit it. Although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all such modifications or substitutions should be covered within the scope of the claims of the present invention.

Claims

1. An automotive mold cleaning device, characterized in that, include: A working plane (1) is fixedly connected to two sides of the working plane (1). A rotating clamp (3) is fixedly installed on the electric sliding rod (2). A replaceable clamping block (4) is threaded on the rotating clamp (3). The replaceable clamping blocks (4) clamp the car mold between the two clamping blocks. The working plane (1) is provided with a retractable cleaning component (5) and a retractable blowing component (6), which are both located on one side above the car mold. The working plane (1) is provided with a control panel (7).

2. The automotive mold cleaning device according to claim 1, characterized in that, The electric slide bar (2) includes a slide rail (21), a lead screw (22), a rotary motor (23), and an extension slide arm (24). The slide rail (21) is fixedly connected to both sides of the working plane (1). One end of the lead screw (22) passes through the extension slide arm (24) and is rotatably connected to the side wall of the slide rail (21). The extension slide arm (24) is slidably connected to the slide rail (21). The output end of the rotary motor (23) is fixedly connected to the other end of the lead screw (22).

3. The automotive mold cleaning device according to claim 2, characterized in that, The rotating clamp (3) includes a mounting block (31), a rotating threaded rod (32), a knob (33), and a mounting threaded ring (34). The mounting block (31) is fixedly connected to the extended sliding arm (24). One end of the rotating threaded rod (32) passes through the mounting block (31) and is fixedly connected to the mounting threaded ring (34). The knob (33) is fixedly connected to the other end of the rotating threaded rod (32).

4. The automotive mold cleaning device according to claim 3, characterized in that, The replaceable clamp (4) includes a clamp body (41) and a mounting thread head (42). One end of the mounting thread head (42) is rotatably connected to the clamp body (41), and the other end of the mounting thread head (42) is threadedly rotated in the mounting thread ring (34).

5. The automotive mold cleaning device according to claim 1, characterized in that, The retractable cleaning component (5) includes a first self-rotating drum (51), a flexible corrugated pipe (52), a connecting pipe (53), a high-pressure cleaning nozzle (54), a first mounting post (55), a lifting ring (56), a water circuit rotary joint (57), and a water storage tank (58). The first self-rotating drum (51) is mounted on the working plane (1), the first mounting post (55) is fixedly connected to the working plane (1), the lifting ring (56) is fixedly connected to the first mounting post (55), and the flexible corrugated pipe (52) is wound around the first... On the self-rotating drum (51), one end of one of the connecting pipes (53) is fixedly connected to one end of the flexible corrugated pipe (52), and the other end of the connecting pipe (53) is fixedly connected to the high-pressure cleaning nozzle (54) by passing around the lifting ring (56). One end of the other connecting pipe (53) is fixedly connected to the other end of the flexible corrugated pipe (52), and the other end of the connecting pipe (53) is fixedly connected to the water storage tank (58) through the water circuit rotary joint (57). The water storage tank (58) is equipped with a water circuit valve and a water pump.

6. The automotive mold cleaning device according to claim 5, characterized in that, The retractable blower (6) includes a second self-rotating roller (61), a second flexible corrugated pipe (62), a connecting air pipe (63), a sweeping nozzle (64), a second mounting post (65), a second lifting ring (66), an air circuit rotary joint (67), and a compressed air tank (68). The second self-rotating roller (61) is mounted on the working plane (1), the second mounting post (65) is fixedly connected to the working plane (1), the second lifting ring (66) is fixedly connected to the second mounting post (65), and the second flexible corrugated pipe (62) is wound around the second self-rotating roller (61). On the two self-rotating drums (61), one end of one of the connecting air pipes (63) is fixedly connected to one end of the second flexible corrugated pipe (62), and the other end of the connecting air pipe (63) passes around the second lifting ring (66) and is fixedly connected to the sweeping nozzle (64). One end of the other connecting air pipe (63) is fixedly connected to the other end of the second flexible corrugated pipe (62), and the other end of the connecting air pipe (63) is fixedly connected to the compressed air tank (68) through the air circuit rotary joint (67). The compressed air tank (68) is equipped with a pressure valve and an air pump.

7. The automotive mold cleaning device according to claim 6, characterized in that, The first self-rotating roller (51) and the second self-rotating roller (61) have the same structure. The first self-rotating roller (51) includes a roller mounting column (511), a rotating shaft (512), a torsion spring (513), and a roller body (514). The roller mounting column (511) is mounted on the working plane (1). The roller mounting columns (511) are symmetrically arranged. One end of the rotating shaft (512) is rotatably connected to the roller mounting column (511), and the other end of the rotating shaft (512) is rotatably connected to the side of the roller body (514). The torsion spring (513) is sleeved on the rotating shaft (512). One end of the torsion spring (513) is fixedly connected to the side of the roller mounting column (511), and the other end of the torsion spring (513) is fixedly connected to the side of the roller body (514).

8. The automotive mold cleaning device according to claim 1, characterized in that, Multiple drainage outlets (11) are provided on the working plane (1).