阅读说明：本技术 一种手机背壳加工用具有防护结构的去毛刺装置 (Mobile phone back shell processing is with burring device that has protective structure ) 是由 曹祖铭 于 2021-06-26 设计创作，主要内容包括：本发明公开了一种手机背壳加工用具有防护结构的去毛刺装置,涉及手机背壳加工技术领域,具体为工作平台和收集框,所述工作平台外部的两端均设置有侧置架,且侧置架前端的外部安装有防护框体,所述工作平台外部一端的中部设置有内置平台。该一种手机背壳加工用具有防护结构的去毛刺装置,可在软毛刷传动至一定的位置时,可带动竖板的进行位置移动,竖板之间梳子型结构的设计,可对软毛刷进行梳理,使得软毛刷刷取手机背壳外部表面的灰尘进行弹起,同时利用连接弹簧的设计可使得竖板进行复位,便于循环对软毛刷进行梳理,灰尘弹起时可利用吸尘器和吸尘口的相互作用同步对灰尘进行吸附,使得工作台位置保持干净。(The invention discloses a deburring device with a protection structure for machining a mobile phone back shell, and relates to the technical field of mobile phone back shell machining. This processing of cell-phone dorsal scale is with burring device that has protective structure, can drive the position removal that carries on of riser when the pappus brush transmission is to certain position, the design of comb type structure between the riser, can comb the pappus brush, make the pappus brush get the dust of cell-phone dorsal scale outside surface and bounce, the design that utilizes coupling spring simultaneously can make the riser reset, it combs the pappus brush to be convenient for to circulate, usable dust catcher adsorbs the dust with the interact of dust absorption mouth in step when the dust bounces, make workstation position keep totally.)

1. The deburring device with the protection structure for machining the mobile phone back shell is characterized by comprising a working platform (1) and a collecting frame (9), wherein side placing frames (2) are arranged at two ends of the outer portion of the working platform (1), a protection frame body (3) is arranged at the front end of each side placing frame (2), a built-in platform (12) is arranged in the middle of one end of the outer portion of the working platform (1), a first hydraulic air rod (19) is arranged at one end of the outer portion of the built-in platform (12), a connecting frame (20) is arranged at one end of the outer portion of the first hydraulic air rod (19), a limiting component (25) is arranged inside the connecting frame (20), a splicing brush layer (21) is arranged at one end of the inner portion of the limiting component (25), a moving component (22) is arranged at one end of the outer portion of the splicing brush layer (21), a sanding disc (18) is arranged at the upper end of the outer portion of the moving component (22), a connecting shaft (17) is arranged at the upper end of the sanding disc (18), a motor (16) is installed at the upper end of the connecting shaft (17), a protective frame (15) is arranged outside the motor (16), a middle frame (14) is installed at the upper end outside the protective frame (15), adjusting frames (13) are arranged at two ends outside the middle frame (14), a linking frame body (4) is installed at one end outside the adjusting frame (13), a protective baffle (5) is arranged outside the front end of the linking frame body (4), side frames (6) are installed at two ends outside the linking frame body (4), a dust collector (7) is arranged inside the side frames (6), a dust collection opening (8) is installed at one end outside the dust collection opening (7), a soft brush (11) is arranged outside the tail end of the dust collection opening (8), and a conveyor belt (10) is installed at one end outside the soft brush (11), an auxiliary component (23) is arranged at one end, close to the side placing frame (2), of the outer portion of the soft hairbrush (11), and the collecting frame (9) is located at two ends of the outer portion of the working platform (1).

2. The deburring device with the protection structure for processing the mobile phone back shell as claimed in claim 1, wherein the soft brushes (11) are distributed at equal intervals, and one end of the outer part of the soft brushes (11) is connected with the conveyor belt (10) in an adhesion manner.

3. The deburring device with the protection structure for the mobile phone back shell machining according to claim 1, characterized in that the first hydraulic air rod (19) is fixedly connected with the connecting frame (20), and the connecting frame (20) is in an Contraband-shaped structure.

4. The deburring device with the protection structure for machining the back shell of the mobile phone as claimed in claim 1, wherein the moving assembly (22) comprises a support frame (221), a sliding block (222), a placing frame (223) and an electric sliding rail (224), the placing frame (223) is arranged at one end of the outer portion of the support frame (221), the sliding block (222) is installed in the middle of one end of the outer portion of the placing frame (223), and the electric sliding rail (224) is arranged on the outer portion of the sliding block (222).

5. The deburring device with the protection structure for machining the mobile phone back shell as claimed in claim 4, wherein the electric slide rail (224) is movably connected with the slide block (222), the slide block (222) is fixedly connected with the placing frame (223), and the support frames (221) are symmetrically distributed about a transverse central axis of the placing frame (223).

6. The deburring device with the protection structure for machining the mobile phone back shell as claimed in claim 1, wherein the auxiliary component (23) comprises a connecting block (231), a rotating shaft (232), a vertical plate (233) and a connecting spring (234), the rotating shaft (232) is arranged inside the connecting block (231), the vertical plate (233) is installed outside the rotating shaft (232), and the connecting spring (234) is arranged at one end outside the vertical plate (233).

7. The deburring device with the protection structure for processing the mobile phone back shell as claimed in claim 6, wherein the connecting spring (234) is fixedly connected with the vertical plate (233), the top of the vertical plate (233) is tightly attached to the rotating shaft (232), and the rotating shaft (232) is movably connected with the connecting block (231).

8. The deburring device with the protection structure for processing the mobile phone back shell as claimed in claim 1, wherein the adjusting component (24) comprises a fixing frame (241), a built-in cavity (242), a second hydraulic air rod (243) and a switching block (244), the built-in cavity (242) is arranged outside the fixing frame (241), the second hydraulic air rod (243) is installed inside the fixing frame (241), and the switching block (244) is arranged at one end of the outside of the second hydraulic air rod (243).

9. The deburring device with the protection structure for processing the mobile phone back shell as claimed in claim 8, wherein the second hydraulic air rod (243) is fixedly connected with the adapter block (244), and one end of the outer part of the adapter block (244) is connected with the middle frame (14) in a welding manner.

10. The deburring device with the protection structure for machining the mobile phone back shell is characterized in that the limiting component (25) comprises an electric push rod (251) and a clamping plate (252), the clamping plate (252) is arranged outside the tail end of the electric push rod (251), and the clamping plate (252) is tightly attached to the electric push rod (251).

Technical Field

The invention relates to the technical field of mobile phone back shells, in particular to a deburring device with a protection structure for processing a mobile phone back shell.

Background

A mobile phone, which is called a mobile phone or a wireless phone, is generally called a mobile phone, and the mobile phone is composed of a plurality of parts, wherein a mobile phone back shell is used, and the external surface of the mobile phone back shell needs to be deburred when the mobile phone back shell is processed.

The deburring device that current cell-phone dorsal scale processing was used can not clear up the residue on cell-phone dorsal scale outside surface in the use to and inconvenient carry out dust absorption processing once more to the clearance, and can not adjust the problem of burring position size as required.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a deburring device with a protective structure for machining a mobile phone back shell, which solves the problems that the existing deburring device for machining the mobile phone back shell cannot clean residues on the outer surface of the mobile phone back shell in the using process, is inconvenient to perform secondary dust collection treatment on the cleaned residues, and cannot adjust the deburring position according to the using requirement in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: a deburring device with a protective structure for machining a mobile phone back shell comprises a working platform and a collecting frame, wherein side frames are arranged at two ends of the outer portion of the working platform, a protective frame body is arranged at the outer portion of the front end of each side frame, a built-in platform is arranged in the middle of one end of the outer portion of the working platform, a first hydraulic air rod is arranged at one end of the outer portion of the built-in platform, a connecting frame is arranged at one end of the outer portion of the first hydraulic air rod, a limiting assembly is arranged inside the connecting frame, a splicing brush layer is arranged at one end inside the limiting assembly, a moving assembly is arranged at one end of the outer portion of the splicing brush layer, a sanding disc is arranged at the upper end of the outer portion of the moving assembly, a connecting shaft is arranged at the upper end of the sanding disc, a motor is arranged at the upper end of the connecting shaft, a protective frame is arranged outside the motor, a middle frame is arranged at the upper end of the outer portion of the protective frame, the outside both ends of center all are provided with the adjustment frame, and the outside one end of adjustment frame installs and link up the framework, the outside that links up the framework front end is provided with guard flap, link up the outside both ends of framework and all install the side and put the frame, and the inside of putting the frame to the side is provided with the dust catcher, the dust absorption mouth is installed to the outside one end of dust catcher, the terminal outside of dust absorption mouth is provided with the pappus brush, and the outside one end of pappus brush installs the conveyer belt, the outside one end of putting the frame by the side of pappus brush is provided with auxiliary assembly, it is located the outside both ends of work platform to collect the frame.

Optionally, the soft hairbrushes are distributed equidistantly, and one ends of the outer portions of the soft hairbrushes are connected with the conveying belt in an adhering mode.

Optionally, the first hydraulic air rod is fixedly connected with the connecting frame, and the connecting frame is in a Contraband-shaped structure.

Optionally, the moving assembly comprises a support frame, a sliding block, a placing frame and an electric sliding rail, the placing frame is arranged at one end of the outside of the support frame, the sliding block is arranged in the middle of one end of the outside of the placing frame, and the electric sliding rail is arranged outside the sliding block.

Optionally, be swing joint between electronic slide rail and the slider, and the slider with place for fixed connection between the frame to the support frame is the symmetric distribution about placing the horizontal axis of frame.

Optionally, the auxiliary assembly comprises a connecting block, a rotating shaft, a vertical plate and a connecting spring, the rotating shaft is arranged inside the connecting block, the vertical plate is arranged outside the rotating shaft, and the connecting spring is arranged at one end outside the vertical plate.

Optionally, be fixed connection between connecting spring and the riser, and the top and the pivot of riser closely laminate to be swing joint between pivot and the linking piece.

Optionally, the adjusting component comprises a fixing frame, a built-in cavity, a second hydraulic air rod and a switching block, the built-in cavity is arranged outside the fixing frame, the second hydraulic air rod is arranged inside the fixing frame, and the switching block is arranged at one end outside the second hydraulic air rod.

Optionally, the second hydraulic air rod is fixedly connected with the switching block, and one end of the switching block, which is external to the switching block, is connected with the middle frame in a welding manner.

Optionally, the limiting assembly comprises an electric push rod and a clamping plate, wherein the clamping plate is arranged outside the tail end of the electric push rod, and the clamping plate is tightly attached to the electric push rod.

The invention provides a deburring device with a protection structure for processing a mobile phone back shell, which has the following beneficial effects:

can carry out convenient material loading and unloading to article and handle to can splice the use to the size of abrasive disc according to the size of cell-phone dorsal scale, reduce the time of carrying out the burring to the cell-phone dorsal scale of large tracts of land, the local cell-phone dorsal scale of being convenient for carries out burring processing, and can clear up through the residue that forwards cell-phone dorsal scale outside surface after the burring finishes, can carry out dust absorption processing once more to the clearance thing simultaneously.

1. According to the deburring device with the protection structure for machining the mobile phone back shell, the hairbrush can be driven to rotate through the design of the conveying belt, so that residues of the mobile phone body shell conveyed to the outside of the hairbrush can be cleaned through the rotation of the hairbrush, and the situation that more residues exist on the outer surface of the mobile phone back shell to influence subsequent assembly is avoided;

2. the deburring device with the protection structure for machining the mobile phone back shell can drive the vertical plates to move when the soft hairbrush is driven to a certain position, the design of the comb-shaped structure between the vertical plates can comb the soft hairbrush, so that the dust on the outer surface of the mobile phone back shell is picked up by the soft hairbrush to bounce, meanwhile, the vertical plates can reset by the design of the connecting springs, the soft hairbrush can be combed circularly, and the dust can be adsorbed synchronously by the interaction of the dust collector and the dust collection port when bouncing, so that the position of a workbench is kept clean;

3. according to the deburring device with the protection structure for machining the mobile phone back shell, the mobile phone back shell needing deburring can be limited and placed by the placement frame, then the placement frame can be moved by the interaction of the sliding block and the electric sliding rail, the mobile phone back shell can be placed under a grinding disc by moving the placement frame, and the two ends of the placement frame are overlapped with the support frame, so that the sliding block and the electric sliding rail can be prevented from being damaged by pressure generated during rotation when the support frame is used for deburring the mobile phone back shell, the height of the placement frame is limited by the design of the support frame, and the electric sliding rail and the sliding block can be well protected while the stability is increased;

4. according to the deburring device with the protection structure for machining the mobile phone back shell, the switching block can be driven to move up and down through the design of the second hydraulic air rod, the middle frame can be driven to move up and down through the movement of the switching block, the adjustment can be conveniently carried out according to the thickness of the mobile phone back shell, two groups of adjusting assemblies are arranged, the two groups of adjusting assemblies can respectively drive the two protection frames and the internal connecting assembly to move up and down, and the deburring treatment can be conveniently carried out on different mobile phone back shell models independently;

5. this cell-phone dorsal scale processing is with burring device that has protective structure can be when carrying out burring to the cell-phone dorsal scale of great area, and the design of usable first hydraulic pressure pneumatic pole drives and links up the frame and carry out the correspondence of position, makes concatenation brush layer and dull polish disc joint each other when removing to the outside surface of dull polish disc together, then the design of usable electric putter and splint stops to the spacing of concatenation brush layer fixed, has realized the adjustment to the dull polish disc area.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic top view of a portion of the internal platen of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 5 is a schematic view of a riser configuration of the present invention;

FIG. 6 is a schematic side view of an adjusting frame according to the present invention;

FIG. 7 is a schematic view of the internal connection structure of the connection frame according to the present invention.

In the figure: 1. a working platform; 2. a side frame; 3. a protective frame body; 4. connecting the frame bodies; 5. a protective baffle; 6. laterally placing a frame; 7. a vacuum cleaner; 8. a dust suction port; 9. a collection frame; 10. a conveyor belt; 11. a soft brush; 12. a built-in platform; 13. adjusting the frame; 14. a middle frame; 15. a protective frame; 16. a motor; 17. a connecting shaft; 18. a sanding disc; 19. a first hydraulic gas lever; 20. a connecting frame; 21. splicing the brush layers; 22. a moving assembly; 221. a support frame; 222. a slider; 223. placing the frame; 224. an electric slide rail; 23. an auxiliary component; 231. a joining block; 232. a rotating shaft; 233. a vertical plate; 234. a connecting spring; 24. an adjustment assembly; 241. a fixing frame; 242. a cavity is arranged inside; 243. a second hydraulic gas lever; 244. a transfer block; 25. a limiting component; 251. an electric push rod; 252. and (4) clamping the plate.

Detailed Description

Referring to fig. 1 to 7, the present invention provides a technical solution: a deburring device with a protective structure for processing a mobile phone back shell comprises a working platform 1, a side frame 2, a protective frame body 3, a connecting frame body 4, a protective baffle 5, a side frame 6, a dust collector 7, a dust collection port 8, a collection frame 9, a conveyor belt 10, a soft brush 11, a built-in platform 12, an adjusting frame 13, a middle frame 14, a protective frame 15, a motor 16, a connecting shaft 17, a sanding disc 18, a first hydraulic air rod 19, a connecting frame 20, a splicing brush layer 21, a moving component 22, a support frame 221, a sliding block 222, a placing frame 223, an electric sliding rail 224, an auxiliary component 23, a connecting block 231, a rotating shaft 232, a vertical plate 233, a connecting spring 234, an adjusting component 24, a fixing frame 241, a built-in cavity 242, a second hydraulic air rod 243, a switching block 244, a limiting component 25, an electric push rod 251 and a clamping plate 252, wherein the side frame 2 is arranged at two ends outside the working platform 1, and the protective frame body 3 is arranged outside the front end of the side frame 2, the middle part of one end outside the working platform 1 is provided with a built-in platform 12, one end outside the built-in platform 12 is provided with a first hydraulic air rod 19, the first hydraulic air rod 19 is fixedly connected with a connecting frame 20, the connecting frame 20 is in a Contraband-shaped structure, one end outside the first hydraulic air rod 19 is provided with the connecting frame 20, the connecting frame 20 is internally provided with a limiting component 25, one end inside the limiting component 25 is provided with a splicing brush layer 21, one end outside the splicing brush layer 21 is provided with a moving component 22, the upper end outside the moving component 22 is provided with a grinding disc 18, the upper end of the grinding disc 18 is provided with a connecting shaft 17, the upper end of the connecting shaft 17 is provided with a motor 16, the outside of the motor 16 is provided with a protective frame 15, the upper end outside the protective frame 15 is provided with a middle frame 14, both ends outside the middle frame 14 are provided with adjusting frames 13, and one end outside the adjusting frame 13 is provided with a connecting frame 4, a protective baffle 5 is arranged outside the front end of the connecting frame body 4, side frames 6 are arranged at two ends outside the connecting frame body 4, a dust collector 7 is arranged inside the side frames 6, a dust collection port 8 is arranged at one end outside the dust collector 7, a soft hairbrush 11 is arranged outside the tail end of the dust collection port 8, a conveyor belt 10 is arranged at one end outside the soft hairbrush 11, the soft hairbrushes 11 are distributed at equal intervals, one end outside the soft hairbrush 11 is in adhesive connection with the conveyor belt 10, an auxiliary assembly 23 is arranged at one end outside the soft hairbrush 11 close to the side frame 2, and the collecting frames 9 are arranged at two ends outside the working platform 1;

the mobile phone back shell position conveying device is characterized in that firstly, the mobile assembly 22 can be used for conveying the position of a mobile phone back shell, then the sanding disc 18 can be spliced and adjusted according to the size selectivity of the mobile phone back shell, after adjustment is finished, the protective frame 15 is driven to move up and down through the design of the adjusting assembly 24, the sanding disc 18 can be driven to rotate through the interaction of the motor 16 and the connecting shaft 17, deburring can be carried out on the mobile phone back shell through rotation of the sanding disc 18, then the mobile assembly 22 can be used for moving the mobile phone back shell again, then the hairbrushes 11 can be driven to rotate through the design of the conveying belt 10, and therefore residues of the mobile phone back shell conveyed to the outside of the hairbrushes 11 can be cleaned through rotation of the hairbrushes 11.

As shown in fig. 3, the moving assembly 22 includes a supporting frame 221, a slider 222, a placing frame 223 and an electric slide rail 224, wherein the placing frame 223 is disposed at one end of the outside of the supporting frame 221, the slider 222 is mounted in the middle of one end of the outside of the placing frame 223, the electric slide rail 224 is disposed outside the slider 222, the electric slide rail 224 is movably connected with the slider 222, the slider 222 is fixedly connected with the placing frame 223, and the supporting frame 221 is symmetrically distributed about the transverse central axis of the placing frame 223;

the usable frame 223 of placing carries out spacing placing to the required cell-phone dorsal scale that carries out the burring, then usable slider 222 and electric slide rail 224's interact removes placing frame 223, can make the cell-phone dorsal scale place under dull polish disk 18 through the removal to placing frame 223, and the both ends of placing frame 223 coincide mutually with support frame 221, thereby can avoid the pressure that produces when rotatory to the cell-phone dorsal scale when utilizing support frame 221 to carry out the burring to produce the damage to slider 222 and electric slide rail 224, thereby utilize the design of support frame 221 to highly spacing placing frame 223, can carry out good protection to electric slide rail 224 and slider 222 when increasing stability.

As shown in fig. 2 and 4, the auxiliary assembly 23 includes a connecting block 231, a rotating shaft 232, a vertical plate 233 and a connecting spring 234, the rotating shaft 232 is disposed inside the connecting block 231, the vertical plate 233 is mounted outside the rotating shaft 232, the connecting spring 234 is disposed at one end of the vertical plate 233, the connecting spring 234 is fixedly connected to the vertical plate 233, the top of the vertical plate 233 is tightly attached to the rotating shaft 232, and the rotating shaft 232 is movably connected to the connecting block 231;

can drive the position removal that carries on of riser 233 when the transmission of pappus brush 11 is to certain position, the design of comb type structure between riser 233, can comb pappus brush 11, make the dust that cell-phone dorsal scale outside surface was got in the brush of pappus brush 11 bounce, the design that utilizes coupling spring 234 simultaneously can make riser 233 reset, it combs pappus brush 11 to be convenient for to circulate, the dust adsorbs the dust in step with the interact of dust absorption mouth 8 when bouncing off, make the workstation position keep totally.

As shown in fig. 6, the adjusting assembly 24 includes a fixing frame 241, an internal cavity 242, a second hydraulic air rod 243 and a joint block 244, the internal cavity 242 is disposed outside the fixing frame 241, the second hydraulic air rod 243 is mounted inside the fixing frame 241, the joint block 244 is disposed at one end of the outside of the second hydraulic air rod 243, the second hydraulic air rod 243 is fixedly connected with the joint block 244, and the one end of the outside of the joint block 244 is welded with the middle frame 14;

can drive the removal that the piece 244 carries out upper and lower position through the design of second hydraulic pressure gas pole 243, can drive the removal that the center 14 carried out upper and lower position through the removal to the piece 244 of connecing, be convenient for adjust according to the thickness of cell-phone dorsal scale, and adjustment assembly 24 is provided with two sets ofly, adjustment assembly 24 is provided with two, can drive two protection frames 15 and inside the removal that the subassembly carries out upper and lower position respectively, be convenient for stand alone type carries out burring to the cell-phone dorsal scale model of difference.

As shown in fig. 3 and 7, the limiting assembly 25 includes an electric push rod 251 and a clamping plate 252, the clamping plate 252 is arranged outside the end of the electric push rod 251, and the clamping plate 252 is tightly attached to the electric push rod 251;

can be when carrying out burring to the cell-phone backshell of great area, usable first hydraulic pressure pneumatic rod 19's design drives to link up frame 20 and carry out the correspondence of position, makes concatenation brush layer 21 and dull polish disc 18 block each other when removing to the outside surface of dull polish disc 18 and be in the same place, then usable electric putter 251 and splint 252's design stop the spacing of layer 21 of brushing in the concatenation fixed, realized the adjustment to dull polish disc 18 area.

In summary, when the deburring device with the protection structure for machining the mobile phone back shell is used, the mobile phone back shell can be conveyed by the design of the moving assembly 22, namely, the mobile phone back shell needing to be deburred can be limited and placed by the placing frame 223, then the placing frame 223 can be moved by the interaction of the sliding block 222 and the electric sliding rail 224, the mobile phone back shell can be placed under the abrasive disk 18 by moving the placing frame 223, and the two ends of the placing frame 223 are overlapped with the supporting frame 221, so that the sliding block 222 and the electric sliding rail 224 can be prevented from being damaged by pressure generated during rotation when the supporting frame 221 is used for deburring the mobile phone back shell, the height of the placing frame 223 is limited by the design of the supporting frame 221, the electric sliding rail 224 and the sliding block 222 can be well protected while the stability is increased, then, the size of the sanding disc 18 can be selectively spliced and adjusted according to the size of the back shell of the mobile phone, namely, the design of the first hydraulic air rod 19 is utilized to drive the connecting frame 20 to correspond to the position, the splicing brush layer 21 and the sanding disc 18 are mutually clamped together when the sanding disc 18 moves to the outer surface, then the design of the electric push rod 251 and the clamping plate 252 can be utilized to stop limiting and fixing the splicing brush layer 21, so that the area of the sanding disc 18 can be adjusted, after the adjustment is finished, the design of the adjusting component 24 is utilized to drive the protective frame 15 to move up and down, the design of the second hydraulic air rod 243 can drive the switching block 244 to move up and down, the middle frame 14 can be driven to move up and down by the movement of the switching block 244, the adjustment can be conveniently carried out according to the thickness of the back shell of the mobile phone, two groups of adjusting components 24 are arranged, and two groups of adjusting components 24 are arranged, can respectively drive two protective frames 15 and the components connected with the inner parts to move up and down, is convenient for independent deburring treatment on different models of the back shell of the mobile phone, thereby utilizing the interaction of a motor 16 and a connecting shaft 17 to drive a sanding disc 18 to rotate, deburring treatment can be carried out on the back shell of the mobile phone by rotating the sanding disc 18, then the back shell of the mobile phone can be moved by utilizing the design of a moving component 22 again, then the hairbrush 11 can be driven to rotate by the design of a conveying belt 10, so that the residues of the shell of the mobile phone conveyed to the outer part of the hairbrush 11 can be cleaned by the rotation of the hairbrush 11, the position movement of a vertical plate 233 can be driven when the hairbrush 11 is transmitted to a certain position, the design of a comb 233 type structure can comb 11 between the vertical plates, so that the hairbrush 11 can brush dust on the outer surface of the back shell of the mobile phone to bounce, meanwhile, the vertical plate 233 can be reset by the design of the connecting spring 234, so that the bristle brush 11 can be combed circularly, and dust can be adsorbed synchronously by the interaction of the dust collector 7 and the dust collection port 8 when the dust bounces, so that the position of the workbench is kept clean.