Separating and conveying mechanism convenient to clean

Abstract

The utility model provides a material distributing and conveying mechanism convenient to clean, belongs to the technical field of pearl wool material distributing, and aims to solve the problems that scraps are inconvenient to clean; and the distance between two groups of cutter wheels is inconvenient to adjust according to the actual slitting width. Comprising a supporting table; a driving structure is fixedly arranged between the two supporting tables, and a conveying assembly is fixedly arranged at the top of one supporting table. A material distributing assembly is fixedly arranged on the inner side of the driving structure, and an auxiliary structure is fixedly arranged at the top of the driving structure. By arranging a fan, the interior of the auxiliary box can be in a negative pressure state; meanwhile, by means of a one-way valve, a connecting hose, a connecting pipe and a dust suction nozzle, chippings generated when the cutting knife wheel cuts the pearl wool can be sucked into the auxiliary box; the phenomenon that chippings fly along with the rotating cutting knife wheel can be avoided; and chippings generated when the cutting knife wheel cuts the pearl wool can be collected.

Description

Technical Field

[0001] The utility model belongs to the technical field of pearl cotton material distribution, and more specifically, particularly relates to a material distribution transmission mechanism which is easy to clean. Background Art

[0002] Pearl cotton is a new type of environmentally friendly packaging material; it is composed of countless independent bubbles produced by physical foaming of low-density polyethylene resin; in order to facilitate further processing of the rolled pearl cotton, the pearl cotton needs to be cut into strips.

[0003] When the existing pearl cotton is cut into strips, multiple sets of rotating knife wheels are usually used for material separation. When the rotating knife wheels cut the pearl cotton, certain debris will appear. As a result, the debris may fly with the rotating knife wheels. The debris may cover the workbench, making it inconvenient to clean the debris. In addition, in order to ensure that multiple sets of knife wheels rotate at the same time, the existing material separation transmission mechanism may be inconvenient to adjust the spacing between the knife wheels, which makes it inconvenient to adjust the spacing between the two sets of knife wheels according to the actual width of the strips. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a material distribution and transmission mechanism that is easy to clean, so as to solve the problems raised in the above background technology that it is inconvenient to clean the debris; and it is inconvenient to adjust the distance between the two sets of knife wheels according to the actual width of the strips.

[0005] The utility model provides a material distribution and transmission mechanism that is easy to clean, which is achieved by the following specific technical means:

[0006] A material distribution and transmission mechanism that is easy to clean, comprising a support platform; a double-headed screw is rotatably arranged on the outer side of the support platform, and the double-headed screw and the support platform are both arranged in two groups; synchronous wheels are fixedly arranged on the outer sides of the two groups of double-headed screws, and a synchronous belt device is installed on the outer sides of the synchronous wheels, and a hand wheel is fixedly arranged on the top of the double-headed screw; a limited position seat is slidably arranged on the outer side of the support platform through a dovetail groove, and the limited position seat is arranged on the outer side of the double-headed screw through a threaded connection, and the limited position seat is symmetrically arranged;

[0007] A driving structure is fixedly arranged between the two groups of support tables, and a transmission component is fixedly arranged on the top of one group of support tables; a material dividing component is fixedly arranged on the inner side of the driving structure, and an auxiliary structure is fixedly arranged on the top of the driving structure; the driving structure includes: a driving frame, an auxiliary roller, a supporting frame and a hydraulic cylinder; the driving frame is fixedly arranged between the two groups of support tables, and the number of driving frames is set to two groups; the auxiliary roller is rotatably arranged between the two groups of driving frames, and the top of the auxiliary roller is level with the top of the supporting table; the supporting frame is fixedly arranged on the top of the driving frame; the hydraulic cylinder is fixedly arranged inside the top side of the supporting frame.

[0008] In at least some embodiments, fixed seats are fixedly provided on both sides of the top of the support platform, and a guide cross bar is slidably provided inside the fixed seat; a limit plate is fixedly provided on the top of the guide cross bar, and a fixed connection is provided between the limit plate and the limit seat.

[0009] In at least some embodiments, the driving structure also includes: an adjustment seat, a driving column and a transmission groove; the adjustment seat is slidably arranged inside the driving frame, and the number of adjustment seats is set to two groups; the driving column is rotatably arranged between the two groups of adjustment seats, and the driving column is also fixedly arranged on the shaft end of the motor device, and the motor device is fixedly arranged on the outside of the adjustment seat; the transmission groove is opened in a ring array inside the driving column.

[0010] In at least some embodiments, the transmission assembly includes: a transmission frame, a hydraulic rod, a pressure seat, a transmission roller and a limit frame; the transmission frame is fixedly arranged on the top of the support platform; the hydraulic rod is fixedly arranged on the top of the transmission frame; the pressure seat is slidably arranged inside the transmission frame, and the pressure seat and the telescopic end of the hydraulic rod are arranged to be fixedly connected, and the number of pressure seats is set to two groups; the transmission roller is rotatably arranged between the two groups of pressure seats, and the transmission roller is also fixedly arranged on the shaft end of the motor device, and the motor device is fixedly arranged on the outside of the pressure seat; the limit frame is movably arranged on the outside of the transmission roller, and the limit frame and the limit plate are arranged to be fixedly connected.

[0011] In at least some embodiments, the material dividing assembly includes: a material dividing rack, a threaded rod, a threaded barrel, a material dividing seat, a rotating barrel, a transmission bar and a cutting wheel; the material dividing rack is fixedly arranged between the tops of the two groups of adjustment seats, and the material dividing rack and the telescopic end of the hydraulic cylinder are arranged to be fixedly connected; the threaded rod is fixedly arranged at the top of the inner side of the material dividing rack; the threaded barrel is arranged on the outer side of the threaded rod through a threaded connection; the material dividing seat is rotatably arranged on the outer side of the threaded barrel; the rotating barrel is rotatably arranged inside the bottom side of the material dividing seat, and the rotating barrel is movably arranged on the outer side of the driving column; the transmission bar is fixedly arranged on the inner side of the rotating barrel, and the transmission bar is movably arranged on the inner side of the transmission groove; the cutting wheel is fixedly arranged on the outer side of the rotating barrel.

[0012] In at least some embodiments, the material distribution component further includes: a dust nozzle and a connecting pipe; the dust nozzle is fixedly arranged on both sides of the material distribution seat; the connecting pipe is fixedly arranged inside the top side of the dust nozzle, and the connecting pipe is arranged in an inverted U shape.

[0013] In at least some embodiments, the auxiliary structure includes: an auxiliary box, a fan, a one-way valve, a connecting hose, a guide plate, a metal plate, a sealing plate and a magnetic block; the auxiliary box is fixedly arranged on the outside of the support frame; the fan is fixedly arranged on the inside of the top side of the auxiliary box, and a filter is fixedly arranged on the bottom of the fan; the one-way valve is fixedly arranged on the inside of the bottom side of the auxiliary box; the connecting hose is fixedly arranged between the bottom of the one-way valve and the connecting pipe; the guide plates are fixedly arranged on both sides of the auxiliary box, and the guide plates are symmetrically arranged in four groups; the metal plate is fixedly arranged between the two groups of guide plates; the sealing plate is movably arranged on the outside of the auxiliary box; the magnetic blocks are fixedly arranged on both sides of the sealing plate, and the magnetic blocks are movably arranged between the two groups of guide plates, and the magnetic blocks and the metal plates are attracted to each other.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. In the utility model, by providing a fan, the interior of the auxiliary box can be in a negative pressure state; at the same time, by using a one-way valve and a connecting hose as well as a connecting pipe and a dust suction nozzle, the debris generated when the cutting wheel cuts the pearl cotton can be sucked into the interior of the auxiliary box; the phenomenon of debris flying with the rotating cutting wheel can be avoided; it is beneficial to collect the debris generated when the cutting wheel cuts the pearl cotton; and by using a magnetic block and a metal plate, the sealing plate can be quickly disassembled and installed, which is beneficial to remove the collected debris; and it is convenient to clean the debris.

[0016] 2. In the utility model, by providing a threaded rod and a threaded cylinder, the material dividing seat can slide horizontally on the outside of the driving column; at the same time, by utilizing the transmission bar and the transmission groove, the driving column can drive the rotating cylinder and the cutting wheel to rotate; thus, the distance between the two groups of cutting wheels can be adjusted while ensuring that multiple groups of cutting wheels rotate at the same time; it is beneficial to adjust the distance between the two groups of cutting wheels according to the actual width of the strips.

[0017] 3. In the utility model, by providing a synchronous wheel and a synchronous belt device, the two sets of double-headed screws can respectively drive the two sets of limit seats to move in opposite directions at the same time, so that the spacing between the two sets of limit plates can be adjusted according to the actual width of the pearl cotton roll; it is beneficial to ensure the linear transmission of the pearl cotton and prevent the pearl cotton from tilting during the transmission process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2 It is a structural schematic diagram of the upper surface of the support platform of the utility model.

[0020] Figure 3 It is a structural schematic diagram of the driving structure of the utility model.

[0021] Figure 4 It is a schematic diagram of the connection structure between the driving structure and the material distribution component of the utility model.

[0022] Figure 5 It is a structural schematic diagram of the material dividing seat of the utility model.

[0023] Figure 6 It is a schematic diagram of the split structure of the auxiliary structure of the utility model.

[0024] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0025] 1. Support platform; 101. Double-head screw; 102. Synchronous wheel; 103. Limit seat; 104. Fixed seat; 105. Guide cross bar; 106. Limit plate;

[0026] 2. Driving structure; 201. Driving frame; 202. Auxiliary roller; 203. Adjusting seat; 204. Driving column; 205. Transmission slot; 206. Support frame; 207. Hydraulic cylinder;

[0027] 3. Transmission assembly; 301. Transmission frame; 302. Hydraulic rod; 303. Pressure seat; 304. Transmission roller; 305. Limit frame;

[0028] 4. Material distribution assembly; 401. Material distribution frame; 402. Threaded rod; 403. Threaded cylinder; 404. Material distribution seat; 405. Rotating cylinder; 406. Transmission bar; 407. Cutting wheel; 408. Dust nozzle; 409. Connecting pipe;

[0029] 5. Auxiliary structure; 501. Auxiliary box; 502. Fan; 503. One-way valve; 504. Connecting hose; 505. Guide plate; 506. Metal plate; 507. Sealing plate; 508. Magnetic block. DETAILED DESCRIPTION

[0030] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0031] Embodiment 1:

[0032] As attached Figure 1 To Attachment Figure 6 As shown:

[0033] The utility model provides a material distribution and transmission mechanism that is easy to clean, comprising a support platform 1; a double-headed screw 101 is rotatably arranged on the outer side of the support platform 1, and the double-headed screw 101 and the support platform 1 are both arranged in two groups; synchronous wheels 102 are fixedly arranged on the outer sides of the two groups of double-headed screws 101, and a synchronous belt device is installed on the outer side of the synchronous wheel 102, and a hand wheel is fixedly arranged on the top of the double-headed screw 101; a limited seat 103 is slidably arranged on the outer side of the support platform 1 through a dovetail groove, and the limited seat 103 is arranged on the outer side of the double-headed screw 101 through a threaded connection, and the limited seat 103 is symmetrically arranged;

[0034] In the embodiment of the present disclosure, a driving structure 2 is fixedly arranged between two groups of support platforms 1, and a transmission component 3 is fixedly arranged on the top of one group of support platforms 1; a material dividing component 4 is fixedly arranged on the inner side of the driving structure 2, and an auxiliary structure 5 is fixedly arranged on the top of the driving structure 2; the driving structure 2 includes: a driving frame 201, an auxiliary roller 202, a supporting frame 206 and a hydraulic cylinder 207; the driving frame 201 is fixedly arranged between the two groups of support platforms 1, and the number of driving frames 201 is set to two groups; the auxiliary roller 202 is rotatably arranged between the two groups of driving frames 201, and the top of the auxiliary roller 202 is level with the top of the supporting platform 1; the supporting frame 206 is fixedly arranged on the top of the driving frame 201; the hydraulic cylinder 207 is fixedly arranged inside the top side of the supporting frame 206; fixed seats 104 are fixedly arranged on both sides of the top of the supporting platform 1, and a guide cross bar 105 is slidably arranged inside the fixed seat 104; a limiting plate 106 is fixedly arranged on the top of the guiding cross bar 105, and a fixed connection is set between the limiting plate 106 and the limiting seat 103; the transmission component 3 includes: The invention comprises: a transmission frame 301, a hydraulic rod 302, a pressure seat 303, a transmission roller 304 and a limit frame 305; the transmission frame 301 is fixedly arranged on the top of the support platform 1; the hydraulic rod 302 is fixedly arranged on the top of the transmission frame 301; the pressure seat 303 is slidably arranged inside the transmission frame 301, and the pressure seat 303 and the telescopic end of the hydraulic rod 302 are arranged to be fixedly connected, and the number of the pressure seats 303 is arranged in two groups; the transmission roller 304 is rotatably arranged between the two groups of pressure seats 303, and the transmission roller 304 is rotatably arranged between the two groups of pressure seats 303, and the transmission roller 30 4 is also fixedly arranged at the shaft end of the motor device, and the motor device is fixedly arranged outside the pressure seat 303; the limit frame 305 is movably arranged outside the transmission roller 304, and the limit frame 305 and the limit plate 106 are arranged to be fixedly connected; its specific function is: by arranging the synchronous wheel 102 and the synchronous belt device, the two sets of double-headed screws 101 can respectively drive the two sets of limit seats 103 to move in opposite directions at the same time, so that the spacing between the two sets of limit plates 106 can be adjusted according to the actual width of the pearl cotton roll.

[0035] Embodiment 2:

[0036] As attached Figure 3 To Attachment Figure 5As shown: On the basis of embodiment 1, the driving structure 2 also includes: an adjusting seat 203, a driving column 204 and a transmission groove 205; the adjusting seat 203 is slidably arranged inside the driving frame 201, and the number of adjusting seats 203 is set to two groups; the driving column 204 is rotatably arranged between the two groups of adjusting seats 203, and the driving column 204 is also fixedly arranged on the shaft end of the motor device, and the motor device is fixedly arranged on the outside of the adjusting seat 203; the transmission groove 205 is arranged in a ring array inside the driving column 204; the material distribution component 4 includes: a material distribution frame 401, a threaded rod 402, a threaded cylinder 403, a material distribution seat 404, a rotating cylinder 405, a transmission bar 406 and a cutting wheel 407; the material distribution frame 401 is fixedly arranged between the tops of the two groups of adjusting seats 203, and the material distribution frame 401 and the telescopic end of the hydraulic cylinder 207 are set to be fixedly connected; the threaded rod 402 is fixedly arranged in the material distribution frame 401 The top of the side; the threaded cylinder 403 is arranged on the outside of the threaded rod 402 through a threaded connection; the material distribution seat 404 is rotatably arranged on the outside of the threaded cylinder 403; the rotating cylinder 405 is rotatably arranged inside the bottom side of the material distribution seat 404, and the rotating cylinder 405 is movably arranged on the outside of the driving column 204; the transmission bar 406 is fixedly arranged on the inside of the rotating cylinder 405, and the transmission bar 406 is movably arranged on the inside of the transmission groove 205; the cutting wheel 407 is fixedly arranged on the outside of the rotating cylinder 405; its specific function is: by arranging the threaded rod 402 and the threaded cylinder 403, the material distribution seat 404 can slide horizontally on the outside of the driving column 204; at the same time, the transmission bar 406 and the transmission groove 205 can be used to make the driving column 204 drive the rotating cylinder 405 and the cutting wheel 407 to rotate; and then the distance between the two groups of cutting wheels 407 can be adjusted under the premise of ensuring that multiple groups of cutting wheels 407 rotate at the same time.

[0037] Embodiment three:

[0038] As attached Figure 5 With attached Figure 6As shown: On the basis of the first and second embodiments, the material distribution component 4 also includes: a dust nozzle 408 and a connecting pipe 409; the dust nozzle 408 is fixedly arranged on both sides of the material distribution seat 404; the connecting pipe 409 is fixedly arranged inside the top side of the dust nozzle 408, and the connecting pipe 409 is arranged in an inverted U shape; the auxiliary structure 5 includes: an auxiliary box 501, a fan 502, a one-way valve 503, a connecting hose 504, a guide plate 505, a metal plate 506, a sealing plate 507 and a magnetic block 508; the auxiliary box 501 is fixedly arranged on the outside of the support frame 206; the fan 502 is fixedly arranged inside the top side of the auxiliary box 501, and a filter is fixedly arranged at the bottom of the fan 502; the one-way valve 503 is fixedly arranged inside the bottom side of the auxiliary box 501; the connecting hose 504 is fixedly arranged at the bottom of the one-way valve 503 and the connecting pipe 409 between; guide plates 505 are fixedly arranged on both sides of the auxiliary box 501, and four groups of guide plates 505 are symmetrically arranged; metal plates 506 are fixedly arranged between the two groups of guide plates 505; sealing plates 507 are movably arranged on the outside of the auxiliary box 501; magnetic blocks 508 are fixedly arranged on both sides of the sealing plates 507, and the magnetic blocks 508 are movably arranged between the two groups of guide plates 505, and the magnetic blocks 508 and the metal plates 506 are attracted to each other; its specific functions are: by providing a fan 502, the interior of the auxiliary box 501 can be in a negative pressure state; at the same time, the one-way valve 503 and the connecting hose 504 and the connecting pipe 409 and the dust suction nozzle 408 can be used to suck the debris generated when the cutting wheel 407 cuts the pearl cotton into the interior of the auxiliary box 501; the phenomenon of debris flying with the rotating cutting wheel 407 can be avoided.

[0039] The specific usage and function of this embodiment are as follows:

[0040] When the utility model is used, one group of double-headed screws 101 is rotated, and the two groups of double-headed screws 101 rotate simultaneously through the two groups of synchronous wheels 102 and the synchronous belt device; so that the two groups of double-headed screws 101 respectively drive the two groups of limiting seats 103 to move in opposite directions; so that the spacing between the two groups of limiting plates 106 is adjusted; then the movable end of the pearl cotton roll is unfolded, and the end of the pearl cotton is placed under the transmission roller 304, and the hydraulic rod 302 is started. The hydraulic rod 302 drives the transmission roller 304 to move downward through the pressure seat 303, so that the bottom of the transmission roller 304 fits the top of the pearl cotton; then the threaded cylinder 403 is rotated, and the threaded cylinder 403 drives the material distribution seat 404 to slide horizontally through the threaded rod 402, so that the spacing between the two groups of cutting wheels 407 is adjusted; start the hydraulic cylinder 207, and the hydraulic cylinder 207 drives the material distribution frame 401 to move downward, so that The cutting wheel 407 reaches the cutting position; the motor device is started to drive the driving column 204 to rotate, and the driving column 204 drives the rotating cylinder 405 and the cutting wheel 407 to rotate through the transmission bar 406 and the transmission groove 205, so that multiple groups of cutting wheels 407 cut the pearl cotton at the same time; at the same time, the transmission roller 304 drags the pearl cotton forward by friction, so that the pearl cotton can be divided into strips; at the same time, the fan 502 is started, and the fan 502 makes the inside of the auxiliary box 501 in a negative pressure state; the dust suction nozzle 408 absorbs the debris on both sides of the cutting wheel 407 through the negative pressure, so that the debris enters the auxiliary box 501 through the connecting pipe 409, the connecting hose 504 and the one-way valve 503; the sealing plate 507 can be disassembled and installed by using the magnetic block 508 and the metal plate 506, which is conducive to removing the debris collected in the auxiliary box 501.

Claims

1. A material distribution and transmission mechanism that is easy to clean, characterized in that: include: Support platform; a double-headed screw is rotatably arranged on the outer side of the support platform, and the number of double-headed screws and support platforms is set to two groups; synchronous wheels are fixedly arranged on the outer sides of the two groups of double-headed screws, and a synchronous belt device is installed on the outer side of the synchronous wheel, and a hand wheel is fixedly arranged on the top of the double-headed screw; a limited seat is slidably arranged on the outer side of the support platform through a dovetail groove, and the limited seat is arranged on the outer side of the double-headed screw through a threaded connection, and the limited seat is symmetrically arranged; A driving structure is fixedly arranged between the two groups of support tables, and a transmission component is fixedly arranged on the top of one group of support tables; a material dividing component is fixedly arranged on the inner side of the driving structure, and an auxiliary structure is fixedly arranged on the top of the driving structure; the driving structure includes: a driving frame, an auxiliary roller, a supporting frame and a hydraulic cylinder; the driving frame is fixedly arranged between the two groups of support tables, and the number of driving frames is set to two groups; the auxiliary roller is rotatably arranged between the two groups of driving frames, and the top of the auxiliary roller is level with the top of the supporting table; the supporting frame is fixedly arranged on the top of the driving frame; the hydraulic cylinder is fixedly arranged inside the top side of the supporting frame.

2. A material distribution and transmission mechanism that is easy to clean according to claim 1, characterized in that: Fixed seats are fixedly arranged on both sides of the top of the support platform, and a guide cross bar is slidably arranged inside the fixed seat; a limit plate is fixedly arranged on the top of the guide cross bar, and a fixed connection is arranged between the limit plate and the limit seat.

3. The material distribution and transmission mechanism that is easy to clean according to claim 1 is characterized in that: The driving structure also includes: an adjustment seat, a driving column and a transmission groove; the adjustment seat is slidably arranged inside the driving frame, and the number of the adjustment seats is set to two groups; the driving column is rotatably arranged between the two groups of adjustment seats, and the driving column is also fixedly arranged on the shaft end of the motor device, and the motor device is fixedly arranged on the outside of the adjustment seat; the transmission groove is opened in the driving column in a ring array.

4. The material distribution and transmission mechanism that is easy to clean according to claim 1 is characterized in that: The transmission component includes: a transmission frame, a hydraulic rod, a pressure seat, a transmission roller and a limit frame; the transmission frame is fixedly arranged on the top of the support platform; the hydraulic rod is fixedly arranged on the top of the transmission frame; the pressure seat is slidably arranged inside the transmission frame, and the pressure seat and the telescopic end of the hydraulic rod are arranged to be fixedly connected, and the number of pressure seats is set to two groups; the transmission roller is rotatably arranged between the two groups of pressure seats, and the transmission roller is also fixedly arranged on the shaft end of the motor device, and the motor device is fixedly arranged on the outside of the pressure seat; the limit frame is movably arranged on the outside of the transmission roller, and the limit frame and the limit plate are arranged to be fixedly connected.

5. The material distribution and transmission mechanism that is easy to clean according to claim 3 is characterized in that: The material dividing assembly includes: a material dividing rack, a threaded rod, a threaded barrel, a material dividing seat, a rotating barrel, a transmission bar and a cutting wheel; the material dividing rack is fixedly arranged between the tops of the two groups of adjustment seats, and the material dividing rack and the telescopic end of the hydraulic cylinder are arranged to be fixedly connected; the threaded rod is fixedly arranged at the top of the inner side of the material dividing rack; the threaded barrel is arranged on the outer side of the threaded rod through a threaded connection; the material dividing seat is rotatably arranged on the outer side of the threaded barrel; the rotating barrel is rotatably arranged inside the bottom side of the material dividing seat, and the rotating barrel is movably arranged on the outer side of the driving column; the transmission bar is fixedly arranged on the inner side of the rotating barrel, and the transmission bar is movably arranged on the inner side of the transmission groove; the cutting wheel is fixedly arranged on the outer side of the rotating barrel.

6. A material distribution and transmission mechanism that is easy to clean according to claim 5, characterized in that: The material distribution component also includes: a dust suction nozzle and a connecting pipe; the dust suction nozzle is fixedly arranged on both sides of the material distribution seat; the connecting pipe is fixedly arranged inside the top side of the dust suction nozzle, and the connecting pipe is arranged in an inverted U shape.

7. A material distribution and transmission mechanism that is easy to clean according to claim 6, characterized in that: The auxiliary structure includes: an auxiliary box, a fan, a one-way valve, a connecting hose, a guide plate, a metal plate, a sealing plate and a magnetic block; the auxiliary box is fixedly arranged on the outside of the support frame; the fan is fixedly arranged inside the top side of the auxiliary box, and a filter is fixedly arranged at the bottom of the fan; the one-way valve is fixedly arranged inside the bottom side of the auxiliary box; the connecting hose is fixedly arranged between the bottom of the one-way valve and the connecting pipe; the guide plates are fixedly arranged on both sides of the auxiliary box, and four groups of guide plates are symmetrically arranged; the metal plate is fixedly arranged between the two groups of guide plates; the sealing plate is movably arranged on the outside of the auxiliary box; the magnetic blocks are fixedly arranged on both sides of the sealing plate, and the magnetic blocks are movably arranged between the two groups of guide plates, and the magnetic blocks and the metal plates are attracted to each other.

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