Dry and wet dual-purpose sand blasting machine

Abstract

The utility model discloses a wet and dry dual-purpose sand blasting machine, and relates to the technical field of sand blasting machines. The sand blasting device comprises a bottom plate and a mixed storage funnel, a sand blasting mechanism is arranged on the mixed storage funnel, and the sand blasting mechanism comprises a stirring assembly, a storage assembly and a sand blasting assembly; the stirring assembly comprises a stirring shaft penetrating through the mixed storage funnel, the stirring shaft is rotationally connected with the inner wall of the mixed storage funnel, stirring blades are fixedly connected to the outer wall of the stirring shaft, a rotating shaft sealing ring is fixedly connected to the inner wall of the mixed storage funnel, and the inner wall of the rotating shaft sealing ring is rotationally connected with the outer wall of the stirring shaft; according to the sand blasting machine, the stirring assembly is arranged, after water and dry sand enter the mixed storage funnel, the stirring shaft and the stirring blades on the stirring shaft rotate under the driving of the motor, the water and the dry sand are fully stirred, the water and the dry sand are mixed more fully, and the sand blasting effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of sandblasting machines, in particular to a dry and wet dual-purpose sandblasting machine. Background Art

[0002] In the prior art, after searching, it was found that a Chinese patent disclosed a "dry and wet dual-purpose portable environmentally friendly sandblasting machine" with an application number of "CN201620956414.6". The patent mainly includes a material collection box, a sand collecting bucket is provided inside, an air compressor and a liquid pipeline are provided outside, and the bottom is fixed to the frame through a bracket; a nozzle is provided with branches respectively connected to the sand collecting bucket, the air compressor and the liquid pipeline; a nozzle is connected to the three branches of the nozzle. The utility model uses the air compressor and the liquid pipeline as a power source to spray the sand in the sand collecting bucket outward.

[0003] However, the above-mentioned sandblasting machine lacks a stirring component and cannot directly fully stir the water and dry sand. The air compressor and the liquid pipeline are used as power sources. The water and dry sand are mixed just before sandblasting. The unstable flow rate of one pipeline may result in uneven sandblasting effect on the surface of the object to be processed, thereby reducing the effect of sandblasting. Utility Model Content

[0004] The utility model aims to provide a wet and dry dual-purpose sandblasting machine. By providing a stirring component, water and dry sand can be fully stirred, thereby improving the sandblasting effect. The problem that the water and dry sand cannot be directly fully stirred due to the lack of a stirring component is solved, and the air compressor and the liquid pipeline are used as a power source together. The water and dry sand are mixed just before sandblasting, which may cause the sandblasting effect of the surface of the object to be processed to be uneven due to the unstable flow rate of a certain pipeline, thereby reducing the sandblasting effect.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a dry and wet dual-purpose sandblasting machine, comprising a bottom plate and a mixing and storage funnel, characterized in that: a sandblasting mechanism is arranged on the mixing and storage funnel, and the sandblasting mechanism comprises a stirring component, a storage component and a sandblasting component;

[0007] The stirring assembly includes a stirring shaft that passes through the mixing and storage funnel, the stirring shaft is rotatably connected to the inner wall of the mixing and storage funnel, a stirring blade is fixedly connected to the outer wall of the stirring shaft, a rotating shaft sealing ring is fixedly connected to the inner wall of the mixing and storage funnel, the inner wall of the rotating shaft sealing ring is rotatably connected to the outer wall of the stirring shaft, and a second sealing ring is fixedly connected to the inner wall of the stirring shaft.

[0008] Further, the storage component includes a storage barrel support frame fixedly connected to the top surface of the bottom plate. One end of the storage barrel support frame away from the bottom plate is fixedly connected with a storage barrel. A dry sand storage funnel is fixedly connected to the inner wall of the storage barrel. Two cylindrical notches are opened on the inner wall of the dry sand storage funnel. Springs are fixedly connected to the inner walls of the two cylindrical notches. One ends of the two springs away from the inner walls of the cylindrical notches are fixedly connected with bolts. The bolts are slidably connected with the cylindrical notches. A dry sand inlet is communicated with the outer wall of the storage barrel, and a mixing inlet is communicated with the outer wall of the storage barrel.

[0009] Further, the sandblasting component includes a sand outlet pipe penetrating through the outer wall of the top of the storage barrel. The sand outlet pipe is slidably connected with the storage barrel. The outer wall of the sand outlet pipe is slidably connected with the bolt. The top end of the sand outlet pipe is communicated with a sandblasting hose. A first sealing ring is fixedly connected to the inner wall of the dry sand inlet. The sand outlet pipe penetrates through the first sealing ring. The first sealing ring is slidably connected with the sand outlet pipe. Two notches are opened on the sand outlet pipe, and the notches are adapted to the bolts.

[0010] Further, an adjusting mechanism is arranged on the bottom plate;

[0011] The adjusting mechanism includes an adjusting support plate fixedly connected to the top surface of the storage barrel. A first adjusting shaft is fixedly connected to the adjusting support plate. A fixed block is fixedly connected to the outer wall of the sand outlet pipe. A second adjusting shaft is arranged in the sliding groove of the fixed block. The second adjusting shaft is slidably connected with the sliding groove of the fixed block. An adjusting handle is fixedly connected to the outer wall of the second adjusting shaft. The adjusting handle is rotatably connected with the first adjusting shaft.

[0012] Further, a driving mechanism is arranged on the bottom plate;

[0013] The driving mechanism includes a motor fixing plate fixedly connected to the top surface of the bottom plate. A motor is fixedly connected to the top surface of the motor fixing plate. A first gear is fixedly connected to the output end of the motor. A second gear is fixedly connected to the bottom end of the stirring shaft. The first gear is meshed with the second gear.

[0014] Further, a support frame is fixedly connected to the top surface of the bottom plate. A handrail is fixedly connected to the top end of the support frame. A U-shaped fixing plate is fixedly connected to the bottom surface of the bottom plate. A wheel shaft is fixedly connected to the U-shaped fixing plate. Wheels are arranged inside the U-shaped fixing plate. The wheel shaft penetrates through the wheels. The wheel shaft is rotatably connected with the wheels.

[0015] Further, a compressor fixing plate is fixedly connected to the top surface of the bottom plate. An air compressor is fixedly connected to the top surface of the compressor fixing plate. A hose is fixedly connected to the air outlet of the air compressor. The bottom end of the hose is fixedly connected with an air outlet. The air outlet penetrates through the second sealing ring. The outer wall of the air outlet is rotatably connected with the inner wall of the second sealing ring.

[0016] Furthermore, a collecting bucket is fixedly connected to the top surface of the bottom plate, a bucket cover is hingedly connected to the top surface of the collecting bucket, and a collecting hose is fixedly connected to the outer wall of the collecting bucket.

[0017] The utility model has the following beneficial effects:

[0018] 1. By setting a stirring component, after the water and dry sand enter the mixing storage funnel, the stirring shaft and the stirring blades thereon rotate under the drive of the motor to fully stir the water and dry sand, making the mixture more complete and improving the sand blasting effect.

[0019] 2. A storage component is provided, in which a dry sand storage funnel and a mixing storage funnel are respectively provided. Dry sand enters the dry sand storage funnel through a dry sand feed port, and water and dry sand enter the mixing storage funnel through a mixing feed port. When dry sand needs to be sprayed, only the dry sand in the dry sand storage funnel needs to be sprayed out. When wet sand needs to be sprayed, the wet sand stored in the mixing storage funnel can also be quickly sprayed out.

[0020] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 This is a schematic diagram of the overall structure of the wet and dry dual-purpose sandblasting machine of the utility model;

[0023] Figure 2 It is a structural schematic diagram of the storage mechanism of the wet and dry dual-purpose sandblasting machine of the utility model;

[0024] Figure 3 It is a structural schematic diagram of the adjustment mechanism of the wet and dry dual-purpose sandblasting machine of the utility model;

[0025] Figure 4 It is a structural schematic diagram of the driving mechanism of the wet and dry dual-purpose sandblasting machine of the utility model;

[0026] Figure 5 for Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0027] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0028] 1. Bottom plate; 2. Driving mechanism; 3. Adjusting mechanism; 4. Sandblasting mechanism; 101. Support frame; 102. Armrest; 103. C-shaped fixing plate; 104. Wheel axle; 105. Wheel; 201. Motor fixing plate; 202. Motor; 203. First gear; 204. Second gear; 211. Stirring blade; 212. Stirring shaft; 213. Rotating shaft seal ring; 214. Second seal ring; 301. Compressor fixing plate; 302. Air compressor; 303. Hose; 304. Air outlet; 401. Storage barrel; 402. Dry sand storage funnel; 403. Mixed storage funnel; 404. Dry sand inlet; 405. Mixed inlet; 406. Spring; 407. Plug; 408. Storage barrel support frame; 409. Cylindrical notch; 411. Sand outlet pipe; 412. Sandblasting hose; 413. First seal ring; 414. Notch; 421. Adjusting support plate; 422. Adjusting handle; 423. First adjusting shaft; 424. Second adjusting shaft; 425. Fixed block; 501. Bucket cover; 502. Collection bucket; 503. Collection hose. Detailed implementation manners

[0029] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0030] Please refer to Figure 1-5 As shown, the present invention is a wet and dry dual-purpose sandblaster, including a bottom plate 1 and a mixed storage funnel 403. A sandblasting mechanism 4 is provided on the mixed storage funnel 403. The sandblasting mechanism 4 includes a stirring assembly, a storage assembly, and a sandblasting assembly;

[0031] The stirring assembly includes a stirring shaft 212 penetrating through the mixed storage funnel 403. The stirring shaft 212 is rotationally connected to the inner wall of the mixed storage funnel 403. Stirring blades 211 are fixedly connected to the outer wall of the stirring shaft 212. A rotating shaft seal ring 213 is fixedly connected to the inner wall of the mixed storage funnel 403. The inner wall of the rotating shaft seal ring 213 is rotationally connected to the outer wall of the stirring shaft 212. A second seal ring 214 is fixedly connected to the inner wall of the stirring shaft 212.

[0032] By providing a stirring assembly, after water and dry sand enter the mixed storage funnel 403, the mixture is not uniform. At this time, the stirring blades 211 on the stirring shaft 212 rotate driven by the motor 202, which can fully stir water and dry sand to make the mixture more sufficient.

[0033] Among them, such as Figure 2, Figure 4 and Figure 5 As shown, the storage component includes a storage barrel support frame 408 fixedly connected to the top surface of the base plate 1, the storage barrel support frame 408 is fixedly connected to the storage barrel 401 at one end away from the base plate 1, the inner wall of the storage barrel 401 is fixedly connected to a dry sand storage funnel 402, the inner wall of the dry sand storage funnel 402 is provided with two cylindrical notches 409, the inner walls of the two cylindrical notches 409 are fixedly connected with springs 406, the ends of the two springs 406 away from the inner walls of the cylindrical notches 409 are fixedly connected with latches 407, the latches 407 and the cylindrical notches 409 are slidably connected, the outer wall of the storage barrel 401 is connected to a dry sand feed port 404, and the outer wall of the storage barrel 401 is connected to a mixing feed port 405.

[0034] By setting up a storage component, a dry sand storage funnel 402 and a mixing storage funnel 403 are respectively provided in the storage component. Dry sand enters the dry sand storage funnel 402 through a dry sand feed port 404, and water and dry sand enter the mixing storage funnel 403 through a mixing feed port 405. When dry sand needs to be sprayed, only the dry sand in the dry sand storage funnel 402 needs to be sprayed out. When wet sand needs to be sprayed, the wet sand stored in the mixing storage funnel 403 can also be quickly sprayed out, thereby improving the sandblasting effect.

[0035] Among them Figure 2 , Figure 4 and Figure 5 As shown, the sandblasting assembly includes a sand outlet pipe 411 that passes through the top outer wall of the storage barrel 401, the sand outlet pipe 411 is slidably connected to the storage barrel 401, the outer wall of the sand outlet pipe 411 is slidably connected to the latch 407, a sandblasting hose 412 is provided at the top of the sand outlet pipe 411, a first sealing ring 413 is fixedly connected to the inner wall of the dry sand feed port 404, the sand outlet pipe 411 passes through the first sealing ring 413, the first sealing ring 413 and the sand outlet pipe 411 are slidably connected, and the sand outlet pipe 411 is provided with two notches 414, and the notches 414 and the latch 407 are adapted to each other.

[0036] By providing a sandblasting assembly, when it is necessary to spray dry sand, it is only necessary to pull up the adjusting handle 422, the sand outlet pipe 411 moves downward, and the bottom end of the sand outlet pipe 411 is in close contact with the air outlet 304. At this time, the dry sand will enter the sand outlet pipe 411 through the notch in the middle of the sand outlet pipe 411 and move upward. After entering the sandblasting hose 412, the sandblasting port 63 is opened to spray dry sand. When it is necessary to spray wet sand, it is only necessary to press down the adjusting handle 422, the sand outlet pipe 411 moves upward, the notch in the middle of the sand outlet pipe 411 will be blocked by the latch 407, and a gap will be formed between the bottom end of the sand outlet pipe 411 and the air outlet 304. The wet sand will enter the sand outlet pipe 411 through the gap and move upward. After entering the sandblasting hose 412, the sandblasting port 63 is opened to spray wet sand. The setting of the sandblasting mechanism 6 enables the sandblasting machine to quickly switch between different modes, thereby improving the efficiency of sandblasting.

[0037] Among them Figure 2 , Figure 3 and Figure 4 As shown, an adjustment mechanism is provided on the bottom plate 1;

[0038] The adjustment mechanism 3 includes an adjustment support plate 421 fixedly connected to the top surface of the storage barrel 401, a first adjustment shaft 423 is fixedly connected to the adjustment support plate 421, a fixed block 425 is fixedly connected to the outer wall of the sand outlet pipe 411, a second adjustment shaft 424 is arranged in the slide groove of the fixed block 425, the second adjustment shaft 424 and the slide groove of the fixed block 425 are slidably connected, an adjustment handle 422 is fixedly connected to the outer wall of the second adjustment shaft 424, and the adjustment handle 422 and the first adjustment shaft 423 are rotatably connected.

[0039] By providing the adjustment mechanism 3, when the height of the sand outlet pipe 411 needs to be adjusted, the adjustment handle 422 is pressed down or pulled up, and the adjustment handle 422 rotates with the first adjustment shaft 423 as a fulcrum, thereby driving the second adjustment shaft 424 to slide in the sliding groove of the fixed block 425 and move upward or downward.

[0040] Among them Figure 4 As shown, a driving mechanism 2 is provided on the bottom plate 1;

[0041] The driving mechanism 2 includes a motor fixing plate 201 fixedly connected to the top surface of the base plate 1, a motor 202 is fixedly connected to the top surface of the motor fixing plate 201, a first gear 203 is fixedly connected to the output end of the motor 202, a second gear 204 is fixedly connected to the bottom end of the stirring shaft 212, and the first gear 203 and the second gear 204 are meshed.

[0042] By providing a driving mechanism 2, the motor 2 is fixedly installed on the bottom plate 1. When the stirring mechanism 4 requires power, the motor 2 is started. The output shaft of the motor 2 drives the first gear 203 to rotate. The first gear 203 meshes with the second gear 204, thereby driving the second gear 204 to rotate. The second gear 204 then drives the stirring shaft 212 to rotate, ensuring the stability of the mechanism transmission.

[0043] As shown in Figure 3 and Figure 4 On the top surface of the bottom plate 1, a support frame 101 is fixedly connected. At the top of the support frame 101, a handrail 102 is fixedly connected. On the bottom surface of the bottom plate 1, a U-shaped fixing plate 103 is fixedly connected. On the U-shaped fixing plate 103, a wheel shaft 104 is fixedly connected. Inside the U-shaped fixing plate 103, a wheel 105 is provided. The wheel shaft 104 passes through the wheel 105, and the wheel shaft 104 is rotatably connected to the wheel 105.

[0044] By providing the bottom plate 1, the bottom plate 1 provides a supporting function for the mechanisms arranged above and also facilitates the installation of some mechanisms. Wheels 105 are installed below the bottom plate 1. When it is necessary to move the sandblasting machine, the handrail 102 can be pushed to quickly move it, enriching the usage scenarios of the sandblasting machine.

[0045] As shown in Figure 2 and Figure 3 On the top surface of the bottom plate 1, a compressor fixing plate 301 is fixedly connected. On the top surface of the compressor fixing plate 301, an air compressor 302 is fixedly connected. The air outlet of the air compressor 302 is fixedly connected to a hose 303. The bottom end of the hose 303 is fixedly connected to an air outlet 304. The air outlet 304 passes through the second sealing ring 214, and the outer wall of the air outlet 304 is rotatably connected to the inner wall of the second sealing ring 214.

[0046] By providing the air compressor 302, after the air compressor 302 is started, the pressure inside the sand outlet pipe 411 decreases, and the air flow moves upward inside the sand outlet pipe 411, driving dry sand or wet sand into the sandblasting hose 412, ensuring the stability of sandblasting.

[0047] As shown in Figure 3 On the top surface of the bottom plate 1, a collection bucket 502 is fixedly connected. The top surface of the collection bucket 502 is hinged with a bucket cover 501, and a collection hose 503 is fixedly connected to the outer wall of the collection bucket 502.

[0048] By providing the collection bucket 502, the sand ejected is collected through the collection hose 503. The collection bucket 502 processes the collected sand. After the processing is completed, the bucket cover 501 is opened to take out the sand for the next use, improving the utilization rate of the sand.

[0049] A specific application of this embodiment is: by providing a stirring assembly, after water and dry sand enter the mixing storage funnel 403, the mixing is not uniform. At this time, the stirring shaft 212 and the stirring blades 211 thereon rotate under the drive of the motor 202, and the water and dry sand can be fully stirred to make the mixing more complete;

[0050] By providing a storage component, a dry sand storage funnel 402 and a mixing storage funnel 403 are provided in the storage component, dry sand enters the dry sand storage funnel 402 through a dry sand feed port 404, and water and dry sand enter the mixing storage funnel 403 through a mixing feed port 405. When dry sand needs to be sprayed, only the dry sand in the dry sand storage funnel 402 needs to be sprayed. When wet sand needs to be sprayed, the wet sand stored in the mixing storage funnel 403 can also be quickly sprayed, thereby improving the sand blasting effect.

[0051] By providing a sandblasting assembly, when it is necessary to spray dry sand, it is only necessary to pull up the adjusting handle 422, the sand outlet pipe 411 moves downward, and the bottom end of the sand outlet pipe 411 is in close contact with the air outlet 304. At this time, the dry sand will enter the sand outlet pipe 411 through the notch in the middle of the sand outlet pipe 411 and move upward. After entering the sandblasting hose 412, the sandblasting port 63 is opened to spray dry sand. When it is necessary to spray wet sand, it is only necessary to press down the adjusting handle 422, the sand outlet pipe 411 moves upward, the notch in the middle of the sand outlet pipe 411 is blocked by the latch 407, and a gap is formed between the bottom end of the sand outlet pipe 411 and the air outlet 304. The wet sand will enter the sand outlet pipe 411 through the gap and move upward. After entering the sandblasting hose 412, the sandblasting port 63 is opened to spray wet sand. The setting of the sandblasting mechanism 6 enables the sandblasting machine to quickly switch between different modes, thereby improving the efficiency of sandblasting.

[0052] By providing the adjustment mechanism 3, when the height of the sand outlet pipe 411 needs to be adjusted, the adjustment handle 422 is pressed down or pulled up, and the adjustment handle 422 rotates with the first adjustment shaft 423 as a fulcrum, thereby driving the second adjustment shaft 424 to slide in the slide groove of the fixed block 425 and move upward or downward;

[0053] By providing a driving mechanism 2, the motor 2 is fixedly mounted on the bottom plate 1. When the stirring mechanism 4 needs power, the motor 2 is started, and the output shaft of the motor 2 drives the first gear 203 to rotate. The first gear 203 is meshed with the second gear 204, thereby driving the second gear 204 to rotate. The second gear 204 then drives the stirring shaft 212 to rotate, thereby ensuring the stability of the mechanism transmission.

[0054] By providing a bottom plate 1, the bottom plate 1 provides a support for the mechanism arranged thereon, and also facilitates the installation of some mechanisms. Wheels 105 are installed under the bottom plate 1. When the sandblasting machine needs to be moved, the handrail 102 can be pushed to move it quickly, thus enriching the use scenarios of the sandblasting machine.

[0055] By providing an air compressor 302, after the air compressor 302 is started, the pressure inside the sand outlet pipe 411 is reduced, and the air flow moves upward inside the sand outlet pipe 411, driving dry sand or wet sand into the sand blasting hose 412, thereby ensuring the stability of sand blasting;

[0056] By providing a collection bucket 502, the sprayed sand is collected through a collection hose 503, and the collection bucket 502 processes the collected sand. After the processing is completed, the bucket cover 501 is opened to take out the sand for next use, thereby improving the utilization rate of the sand.

[0057] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to 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 manner.

[0058] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A wet and dry sandblasting machine, comprising a bottom plate (1) and a mixing and storage funnel (403), characterized in that: The mixing and storing funnel (403) is provided with a sandblasting mechanism (4), and the sandblasting mechanism (4) comprises a stirring component, a storage component and a sandblasting component; The stirring assembly comprises a stirring shaft (212) passing through the mixing and storing funnel (403); the stirring shaft (212) is rotatably connected to the inner wall of the mixing and storing funnel (403); a stirring blade (211) is fixedly connected to the outer wall of the stirring shaft (212); a rotating shaft sealing ring (213) is fixedly connected to the inner wall of the mixing and storing funnel (403); the inner wall of the rotating shaft sealing ring (213) is rotatably connected to the outer wall of the stirring shaft (212); and a second sealing ring (214) is fixedly connected to the inner wall of the stirring shaft (212).

2. The wet and dry sandblasting machine according to claim 1, characterized in that: The storage assembly comprises a storage barrel support frame (408) fixedly connected to the top surface of the bottom plate (1); the storage barrel support frame (408) is fixedly connected to the storage barrel (401) at one end away from the bottom plate (1); the inner wall of the storage barrel (401) is fixedly connected to a dry sand storage funnel (402); the inner wall of the dry sand storage funnel (402) is provided with two cylindrical notches (409); the inner walls of the two cylindrical notches (409) are fixedly connected to springs (406); the ends of the two springs (406) away from the inner walls of the cylindrical notches (409) are fixedly connected to latches (407); the latches (407) and the cylindrical notches (409) are slidably connected; the outer wall of the storage barrel (401) is provided with a dry sand feed port (404); the outer wall of the storage barrel (401) is provided with a mixed feed port (405).

3. The wet and dry sandblasting machine according to claim 2, characterized in that: The sand blasting assembly comprises a sand outlet pipe (411) penetrating through the outer wall of the top of a storage barrel (401); the sand outlet pipe (411) and the storage barrel (401) are slidably connected; the outer wall of the sand outlet pipe (411) and the latch (407) are slidably connected; a sand blasting hose (412) is provided at the top of the sand outlet pipe (411); a first sealing ring (413) is fixedly connected to the inner wall of the dry sand feed port (404); the sand outlet pipe (411) penetrates the first sealing ring (413); the first sealing ring (413) and the sand outlet pipe (411) are slidably connected; the sand outlet pipe (411) is provided with two notches (414); the notches (414) and the latch (407) are adapted to each other.

4. The wet and dry sandblasting machine according to claim 3, characterized in that: The bottom plate (1) is provided with an adjustment mechanism (3); The adjustment mechanism (3) comprises an adjustment support plate (421) fixedly connected to the top surface of the storage barrel (401), a first adjustment shaft (423) fixedly connected to the adjustment support plate (421), a fixed block (425) fixedly connected to the outer wall of the sand outlet pipe (411), a second adjustment shaft (424) arranged in a slide groove of the fixed block (425), the second adjustment shaft (424) and the slide groove of the fixed block (425) are slidably connected, an adjustment handle (422) fixedly connected to the outer wall of the second adjustment shaft (424), and the adjustment handle (422) and the first adjustment shaft (423) are rotatably connected.

5. The wet and dry sandblasting machine according to claim 4, characterized in that: The base plate (1) is provided with a driving mechanism (2); The driving mechanism includes a motor fixing plate (201) fixedly connected to the top surface of the bottom plate (1). A motor (202) is fixedly connected to the top surface of the motor fixing plate (201). A first gear (203) is fixedly connected to the output end of the motor (202). A second gear (204) is fixedly connected to the bottom end of the stirring shaft (212). The first gear (203) and the second gear (204) are meshed with each other.

6. The wet and dry sandblasting machine according to claim 5, characterized in that: A support frame (101) is fixedly connected to the top surface of the bottom plate (1). A handrail (102) is fixedly connected to the top end of the support frame (101). A U-shaped fixing plate (103) is fixedly connected to the bottom surface of the bottom plate (1). A wheel shaft (104) is fixedly connected to the U-shaped fixing plate (103). A wheel (105) is arranged inside the U-shaped fixing plate (103). The wheel shaft (104) penetrates through the wheel (105), and the wheel shaft (104) is rotatably connected to the wheel (105).

7. The wet and dry sandblasting machine according to claim 6, characterized in that: A compressor fixing plate (301) is fixedly connected to the top surface of the bottom plate (1). An air compressor (302) is fixedly connected to the top surface of the compressor fixing plate (301). A hose (303) is fixedly connected to the air outlet of the air compressor (302). The bottom end of the hose (303) is fixedly connected to an air outlet (304). The air outlet (304) penetrates through the second sealing ring (214), and the outer wall of the air outlet (304) is rotatably connected to the inner wall of the second sealing ring (214).

8. The wet and dry sandblasting machine according to claim 7, characterized in that: A collection bucket (502) is fixedly connected to the top surface of the bottom plate (1). A bucket cover (501) is hinged to the top surface of the collection bucket (502). A collection hose (503) is fixedly connected to the outer wall of the collection bucket (502).

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