Screening device for shot blasting steel grit recovery

Abstract

The utility model relates to the technical field of automobile production and manufacturing, in particular to a screening device for shot blasting steel shot recovery. Comprising a base structure, a supporting structure arranged on the base structure, a vibration structure arranged on the supporting structure, a charging barrel structure arranged above the vibration structure and a screen structure arranged in the charging barrel structure. The charging barrel structure comprises a first barrel body and a second barrel body which are located at the bottom, a third barrel body located at the top and a top cover arranged on the top of the third barrel body in a covering mode, the number of the screen structures is two, the first screen structure is arranged between the first barrel body and the second barrel body, and the second screen structure is arranged between the first barrel body and the second barrel body. And the second group of screen structures are arranged between the second barrel body and the third barrel body. According to the shot blasting device, shot blasting steel grit meeting the size is screened and reused, so that the production cost and the resource waste are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile production and manufacturing, and particularly relates to a screening device for shot blasting steel sand recovery. BACKGROUND

[0002] Shot blasting steel sand is usually applied in the field of automobile production and manufacturing, and is mainly used for polishing and cleaning the surface of automobile parts, thereby improving the coating quality and corrosion resistance of automobiles.

[0003] In the existing production process, shot blasting steel sand is usually used once, and after the used shot blasting steel sand is collected by a steel sand collecting device, it is directly supplied to a dust and waste supplier for recovery after simple sand screening and sorting. However, part of the shot blasting steel sand that meets the size after one-time use will be directly recycled as waste, thereby causing waste.

[0004] Therefore, it is necessary to provide a screening device for shot blasting steel sand recovery. SUMMARY

[0005] Based on the above problems existing in the prior art, the purpose of the embodiments of the utility model is to provide a screening device for shot blasting steel sand recovery, which can reuse shot blasting steel sand that meets the size, thereby reducing production cost and resource waste.

[0006] The technical scheme adopted by the utility model to solve its technical problems is: the utility model discloses a screening device for shot blasting steel sand recovery, which comprises a base structure, a support structure arranged on the base structure, a vibration structure arranged on the support structure, a material cylinder structure arranged above the vibration structure and a screen structure arranged in the material cylinder structure, the material cylinder structure comprises a first cylinder body at the bottom, a second cylinder body, a third cylinder body at the top and a top cover arranged on the top of the third cylinder body, the screen structure is provided with two groups, the first group of screen structures is arranged between the first cylinder body and the second cylinder body, and the second group of screen structures is arranged between the second cylinder body and the third cylinder body.

[0007] Further, the base structure comprises a cylindrical base, a plurality of supporting legs arranged at the bottom of the cylindrical base and a mounting portion arranged above the cylindrical base.

[0008] Further, the mounting portion is in the form of a circular ring, and the mounting portion is located on the outer side surface of the top of the cylindrical base.

[0009] Further, the support structure is provided with multiple groups, which are uniformly installed on the mounting portions of the base structure respectively, and the support structure comprises a first positioning core, a second positioning core and a vibration spring installed between the first positioning core and the second positioning core.

[0010] Further, the first positioning core is uniformly installed on a circular ring-shaped mounting portion, the second positioning core corresponds to the first positioning core one by one in the vertical direction, and the second positioning core is uniformly installed on the vibration structure.

[0011] Further, the vibration structure comprises a motor fixing seat and a driving motor installed on the motor fixing seat.

[0012] Further, the motor fixing seat comprises a top mounting plate, a cylindrical mounting seat fixedly connected with the top mounting plate and a support connecting the top mounting plate and the cylindrical mounting seat.

[0013] Further, the first cylinder body comprises a bottom plate, a first side edge portion and a first discharge port formed on the first side edge portion.

[0014] Further, the top cover is provided with an inlet.

[0015] Further, the screen structure comprises an upper screen, a lower screen, a net rack arranged between the upper screen and the lower screen, a placing piece arranged on the lower screen and a bouncing ball arranged in the placing piece.

[0016] The beneficial effects of the utility model are: the utility model discloses a screening device for shot blasting steel sand recovery, which comprises a base structure, a support structure arranged on the base structure, a vibration structure arranged on the support structure, a material cylinder structure arranged above the vibration structure and a screen structure arranged in the material cylinder structure, the material cylinder structure comprises a first cylinder body at the bottom, a second cylinder body, a third cylinder body at the top and a top cover covered on the top of the third cylinder body, the screen structure is provided with two groups, a first group of screen structures is arranged between the first cylinder body and the second cylinder body, and a second group of screen structures is arranged between the second cylinder body and the third cylinder body. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model will be further described below in combination with the drawings and examples.

[0018] Figure 1 It is the structure schematic diagram of screening device for shot blasting steel sand recovery of the utility model;

[0019] Figure 2It is the sectional view of the screening device for shot blasting steel sand recovery of the utility model,

[0020] Figure 3 It is the structure schematic view of the material cylinder structure for shot blasting steel sand recovery of the utility model,

[0021] Figure 4 It is the structure schematic view of the screen structure for shot blasting steel sand recovery of the utility model,

[0022] Figure 5 It is Figure 1 The local enlarged schematic view of A in the middle,

[0023] The names and numbers of parts in the figure are as follows,

[0024] Base structure 1, cylindrical base 11, support leg 12, mounting portion 13,

[0025] Support structure 2, first positioning core 21, second positioning core 22, vibration spring 23,

[0026] Vibration structure 3, motor fixing base 31, driving motor 32, top mounting plate 311, mounting base 312, support piece 313,

[0027] Material cylinder structure 4, first cylinder body 41, bottom plate 411, first side edge portion 412, first discharge port 413, first connecting portion 414, second connecting portion 415, second cylinder body 42, second side edge portion 421, second discharge port 422, third connecting portion 423, fourth connecting portion 424, third cylinder body 43, third side edge portion 431, third discharge port 432, fifth connecting portion 433, sixth connecting portion 434, top cover 44, feeding port 441,

[0028] Screen structure 5, upper screen 51, screen plate 511, U-shaped groove 512, lower screen 52, screen frame 53, placing piece 54, bounce ball 55,

[0029] Detachable structure 6, arc-shaped clamp 61, U-shaped sealing ring 62, first mounting piece 63, second mounting piece 64, screw rod 65, rotating pin 66, stop piece 67. DETAILED DESCRIPTION

[0030] To make the technical problem to be solved, the technical solution, and the beneficial effects of this utility model clearer, the present utility model will now be described in detail with reference to the accompanying drawings. This drawing is a simplified schematic diagram, illustrating only the basic aspects of the present utility model, and therefore only shows the components relevant to the present utility model. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the scope of protection of this utility model.

[0031] like Figures 1-3 As shown, this utility model provides a screening device 100 for the recovery of shot-peened steel grit, comprising a base structure 1, a support structure 2 disposed on the base structure 1, a vibration structure 3 disposed on the support structure 2, a material cylinder structure 4 disposed above the vibration structure 3, a screen structure 5 disposed inside the material cylinder structure 4, and a detachable structure 6 disposed on the material cylinder structure 4.

[0032] In some embodiments, the base structure 1 includes a cylindrical base 11, a plurality of support feet 12 disposed at the bottom of the cylindrical base 11, and a mounting portion 13 disposed above the cylindrical base 11. The top of the cylindrical base 11 is circularly open, and the top of the cylindrical base 11 is suitable for mounting the vibration structure 3. A plurality of support feet 12 are provided, and the support feet 12 are made of rubber material, suitable for reducing noise when the screening device 100 for shot peening steel grit recovery is operating. The plurality of support feet 12 are evenly installed at the bottom of the cylindrical base 11. The mounting portion 13 is annular and located on the outer side of the top of the cylindrical base 11, and the mounting portion 13 is suitable for mounting the support structure 2.

[0033] In some embodiments, multiple sets of support structures 2 are provided, each evenly installed on the mounting portion 13 of the base structure 1. The support structure 2 includes a first positioning core 21, a second positioning core 22, and a vibration spring 23 installed between the first and second positioning cores 21 and 22. The first positioning cores 21 are evenly installed on the annular mounting portion 13, and the second positioning cores 22 correspond one-to-one with the first positioning cores 21 in the vertical direction. The second positioning cores 22 are evenly installed on the vibration structure 3. The vibration spring 23 is installed between the first and second positioning cores 21 and 22, and serves to provide support and also to vibrate the material cylinder structure 4 and screen structure 5 located above it, driven by the vibration structure 3.

[0034] In some embodiments, the vibration structure 3 comprises a motor fixing base 31 and a driving motor 32 mounted on the motor fixing base 31. The motor fixing base 31 comprises a top mounting plate 311, a cylindrical mounting base 312 fixedly connected with the top mounting plate 311, and a support 313 connecting the top mounting plate 311 and the cylindrical mounting base 312. The top mounting plate 311 is in the shape of a circular ring, the second positioning core 22 is uniformly mounted on the top mounting plate 311, and the outer diameter of the top mounting plate 311 is adapted to the outer side of the barrel structure 2, and the inner diameter of the top mounting plate 311 is adapted to the cylindrical mounting base 312, and the cylindrical mounting base 312 is adapted to be fixedly arranged at the central position of the top mounting plate 311. The cylindrical mounting base 312 is in the shape of a cylinder, and the driving motor 32 is adapted to be mounted in the cylindrical mounting base 312. The support 313 is provided with a plurality of supports, which are adapted to fixedly connect the top mounting plate 311 and the cylindrical mounting base 312, and play a role of supporting stability. The driving motor 32 is mounted in the cylindrical mounting base 312, and the driving motor 32 is adapted to drive the barrel structure 4 and the screen structure 5 to vibrate.

[0035] In some embodiments, the barrel structure 4 includes a first barrel 41 at the bottom, a second barrel 42, a third barrel 43 at the top, and a top cover 44 on the top of the third barrel 43. The first barrel 41 is installed above the top mounting plate 311 of the vibration structure 3, and includes a bottom plate 411, a first side edge 412, a first discharge port 413 on the first side edge 412, and a first connecting portion 414 and a second connecting portion 415 on the outer side of the upper and lower ends of the first side edge 412, respectively. The bottom plate 411 is a conical surface, and the bottom plate 411 is located below the side edge. The first side edge 412 is a circumferential side wall, and the first discharge port 413 is provided on the first side edge 412 and located below the side edge 412 for easy discharge. The first connecting portion 414 and the second connecting portion 415 are circular ring-shaped side edges, respectively located on the outer side of the upper and lower ends of the first side edge 412, for easy connection of the detachable structure 6. The second barrel 42 is located above the first barrel 41, and includes a second side edge 421, a second discharge port 422 on the second side edge 421, and a third connecting portion 423 and a fourth connecting portion 424 on the outer side of the upper and lower ends of the second side edge 421, respectively. The second side edge 421 is a circumferential side wall, and the second discharge port 422 is provided on the second side edge 421 for easy discharge. The third connecting portion 423 and the fourth connecting portion 424 are circular ring-shaped side edges, respectively located on the outer side of the upper and lower ends of the second side edge 421, for easy connection of the detachable structure 6. The third barrel 43 is located above the second barrel 42, and includes a third side edge 431, a third discharge port 432 on the third side edge 431, and a fifth connecting portion 433 and a sixth connecting portion 434 on the outer side of the upper and lower ends of the third side edge 431, respectively. The third side edge 431 is a circumferential side wall, and the third discharge port 432 is provided on the third side edge 431 for easy discharge. The fifth connecting portion 433 and the sixth connecting portion 434 are circular ring-shaped side edges, respectively located on the outer side of the upper and lower ends of the third side edge 431, for easy connection of the detachable structure 6. The outermost diameter of the top cover 44 is equal to the maximum diameter of the first barrel 41, and the top cover 44 has an inlet 441 for inputting the shot blasting steel sand to be screened through the inlet 441 on the top cover 44.

[0036] In some embodiments, the screen structure 5 is provided with two groups, the first group of screen structure 5 is connected between the first cylinder 41 and the second cylinder 42 through the detachable structure 6, and the second group of screen structure 5 is connected between the second cylinder 42 and the third cylinder 43 through the detachable structure 6. The screen structure 5 includes an upper screen 51, a lower screen 52, a screen frame 53 arranged between the upper screen 51 and the lower screen 52, a placing piece 54 arranged on the lower screen 52, and a bouncing ball 55 arranged in the placing piece 54. The upper screen 51 and the lower screen 52 are both provided with screen holes, and the upper screen 51 includes a screen plate 511 and a U-shaped groove 512 arranged around the screen plate 511. The cross section of the screen frame 53 is generally U-shaped, and the screen frame 53 is placed at the edge of the upper screen 51 and the lower screen 52 to serve as a fixed support. The placing piece 52 is provided with a plurality of placing pieces, which are evenly arranged in a circumferential manner between the upper screen 51 and the lower screen 52, and the placing piece 52 is in the form of a small-diameter cylinder. The bouncing ball 55 is provided with a plurality of bouncing balls 55, and the diameter of the bouncing ball 55 is greater than the diameter of the screen hole. A plurality of bouncing balls 55 are placed in each placing piece 52, and the bouncing ball 55 is made of elastic rubber material. In this embodiment, two bouncing balls 55 are placed in each placing piece 52. When the driving motor 32 in the vibration structure 3 is started, the material cylinder structure 4 is driven to vibrate, and at this time the bouncing ball 55 in the placing piece 52 drives the upper screen 51 and the lower screen 52 to vibrate, which can avoid the blockage of the screen holes by the material. Among them, the diameter of the screen hole on the first group of screen structure 5 is smaller than the diameter of the screen hole on the second group of screen structure 5. In this embodiment, the diameter of the screen hole on the first group of screen structure 5 is 0.4mm, and the diameter of the screen hole on the second group of screen structure 5 is 0.6mm, so that the shot blasting steel sand with a diameter greater than 0.6mm is screened in the third cylinder 43, and the shot blasting steel sand with a diameter greater than 0.6mm output from the third discharge port 432 can be reused in the stress shot blasting station; the diameter of the screen hole on the first screen structure 5 is 0.4mm, so that the shot blasting steel sand with a diameter between 0.4-0.6mm is screened in the second cylinder 42, and the shot blasting steel sand with a diameter between 0.4-0.6mm output from the second discharge port 422 can be reused in the fine shot blasting station; the shot blasting steel sand with a diameter less than 0.4mm is screened in the first cylinder 41, and the shot blasting steel sand with a diameter less than 0.4mm output from the first discharge port 413 is supplied to the dust and waste supplier for recycling.

[0037] In some embodiments, the detachable structure 6 is arranged outside the barrel structure 4 and is suitable for detaching the barrel structure 4. The detachable structure 6 is arranged in four groups, the first group of detachable structures 6 connects the motor fixing seat 31 of the vibration mechanism 3 and the first connecting part 414 of the first barrel 41; the second group of detachable structures 6 connects the second connecting part 415 of the first barrel 41 and the third connecting part 423 of the second barrel 42; the third group of detachable structures 6 connects the fourth connecting part 424 of the second barrel 42 and the fifth connecting part 433 of the third barrel 43; and the fourth group of detachable structures 6 connects the sixth connecting part 434 of the third barrel 43 and the outer edge of the top cover 44. The detachable structure 6 comprises two arc-shaped clamps 61, a U-shaped sealing ring 62, a first mounting piece 63, a second mounting piece 64, a screw rod 65, a rotating pin 66 rotatingly connecting the first mounting piece 63 and one end of the screw rod 65, and a stopper 67 arranged at the other end of the screw rod 65. The two arc-shaped clamps 61 form a circular clamp and are arranged around the outer side of the corresponding barrel structure 4. The U-shaped sealing ring is in the shape of a circular ring and has a U-shaped cross section, and is attached to the inner side of the arc-shaped clamp 61. The first mounting piece 63 is arranged at one end of the arc-shaped clamp 61, and the second mounting piece 62 is arranged at one end of the adjacent arc-shaped clamp 61. The rotating pin 66 penetrates through the first mounting piece 63 and one end of the screw rod 65, so that the screw rod 65 can rotate around the rotating pin 66. The stopper 67 is arranged at the other end of the screw rod 65, and when the other end of the screw rod 65 rotates to the second mounting piece 64, the stopper 67 is engaged with the second mounting piece 64, so that the detachable structure 6 is assembled.

[0038] In the description of the present application, it should be explained that, unless otherwise explicitly defined and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection or integrated connection, it can be mechanical connection, it can be direct connection or indirect connection through intermediate medium, it can be internal communication of two elements or interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0039] It should be understood that the directions or positional relationships indicated by the terms "length", "width", "upper", "lower", "front and back", "left and right", "vertical", "horizontal", "top", "bottom", "inner", "outer" are based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present application and simplifying the description, and cannot be understood as limiting the device or element indicated to have a specific direction, to be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present application.

[0040] With the above ideal embodiment of the present application as the inspiration, through the above description, relevant staff can make various changes and modifications without deviating from the scope of the present application. The technical scope of the present application is not limited to the content in the specification, and the technical scope must be determined according to the scope of claims.

Claims

1. A screening device for shot peening steel grit recovery, characterized in that, The application relates to a vibrating screen structure, which comprises a base structure, a support structure arranged on the base structure, a vibrating structure arranged on the support structure, a barrel structure arranged above the vibrating structure and a screen structure arranged inside the barrel structure, wherein the barrel structure comprises a first barrel body at the bottom, a second barrel body, a third barrel body at the top and a top cover arranged on the top of the third barrel body, and the screen structure is arranged in two groups, a first group of screen structures is arranged between the first barrel body and the second barrel body, and a second group of screen structures is arranged between the second barrel body and the third barrel body.

2. The screening device for shot blast steel grit recovery of claim 1, wherein, The base structure comprises a cylindrical base, a plurality of supporting legs arranged at the bottom of the cylindrical base and a mounting portion arranged above the cylindrical base.

3. The screening device for shot blast steel grit recovery of claim 2, wherein, The mounting portion is in the form of a circular ring, and the mounting portion is arranged on the outer side of the top of the cylindrical base.

4. The screening device for shot blast steel grit recovery of claim 3, wherein, The support structure is arranged in multiple groups and is uniformly arranged on the mounting portion of the base structure, and the support structure comprises a first positioning core, a second positioning core and a vibrating spring arranged between the first positioning core and the second positioning core.

5. The screening device for shot blast steel grit recovery of claim 4, wherein, The first positioning core is uniformly arranged on the circular ring-shaped mounting portion, the second positioning core corresponds to the first positioning core in the vertical direction, and the second positioning core is uniformly arranged on the vibrating structure.

6. The screening device for shot blast steel grit recovery of claim 1, wherein, The vibrating structure comprises a motor fixing seat and a driving motor arranged on the motor fixing seat.

7. The screening device for shot blast steel grit recovery of claim 6, wherein, The motor fixing seat comprises a top mounting plate, a cylindrical mounting seat fixedly connected with the top mounting plate and a supporting piece connecting the top mounting plate and the cylindrical mounting seat.

8. The screening device for shot blast steel grit recovery of claim 1, wherein, The first barrel body comprises a bottom plate, a first side edge portion and a first discharge port arranged on the first side edge portion.

9. The screening device for shot blast steel grit recovery of claim 1, wherein, The top cover is provided with an inlet.

10. The screening device for shot blast steel grit recovery of claim 9, wherein, The screen structure comprises an upper screen, a lower screen, a screen frame arranged between the upper screen and the lower screen, a placing piece arranged on the lower screen and a bouncing ball arranged in the placing piece.

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