Turning device for bolt
By using the linkage rod to the first mobile station in the bolt turning device, the continuous cleaning of the turning tool by the cleaning hand is achieved, and the impact of impurity residue on the turning quality and service life is solved, and higher turning quality and longer service life is achieved.
Patent Information
- Application Number
- CN202510395051.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2025-05-13
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
When the existing bolt turning device is working, too many impurities generated by turning may affect the turning quality, and the impurities remaining on the turning tool for a long time may cause corrosion to the turning tool and affect its service life.
The linkage rod is connected to the first mobile station, so that the cleaning hand continues to clean the turning tool to avoid impurities. At the same time, the first mobile station moves to drive the linkage lever to move, and the linkage lever drives the sweeper to rotate, and the sweeper cleans the cutting waste on the turning tool.
It effectively avoids the long-term residue of impurities on the turning tool, prevents corrosion, extends the service life of the turning tool, and improves the turning quality.
Smart Images

Figure CN119973711A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of bolt turning, in particular to a bolt turning device. Background Art
[0002] The bolt turning device refers to the lathe processing device needed in the bolt processing process. The cutting tool on the lathe can turn the bolts to be processed under the action of the transmission component to obtain the required finished bolts. During the processing, the type and position of the cutting tool need to be continuously adjusted to obtain different finished bolts. It is part of the bolt processing technology.
[0003] When the existing turning device is working, too many impurities are generated during turning, and some of the impurities remain on the turning tool, which may affect the quality of turning. At the same time, the impurities remaining on the turning tool for a long time may corrode the turning tool, affecting the service life of the turning tool, and may seriously cause economic losses. Summary of the invention
[0004] The object of the present invention is to provide a bolt turning device, which is connected to a first movable platform through a linkage rod, so that a cleaning hand can continuously clean the turning tool to avoid corrosion of the turning tool caused by impurities remaining on the turning tool for a long time, which may seriously affect the service life of the turning tool and cause economic losses.
[0005] To achieve the above object, the present invention provides the following technical solution: a bolt turning device, comprising a base, a turning mechanism is arranged on the base, a liquid adding mechanism is fixedly arranged on one side of the turning mechanism, a fixing mechanism is also arranged inside the base, and a shell is arranged on the upper end of the base;
[0006] The turning mechanism comprises a motor fixedly arranged on one side of the base, a threaded rod is arranged at the output end of the motor, a first gear is slidably arranged on the threaded rod, a first moving platform sliding on the threaded rod is arranged on one side of the first gear, a turning tool is arranged on the first moving platform, a linkage rod is also arranged on one side of the first moving platform, a fixed plate is arranged on the linkage rod, a second gear meshing with the first gear is arranged on the fixed plate, and a collecting plate is slidably arranged in the base;
[0007] The liquid adding mechanism comprises a connecting column fixedly arranged at one end of the linkage rod, one side of the connecting column is provided with an extrusion tube, and one side of the extrusion tube is communicated with the cutting fluid box.
[0008] Preferably, a flip plate is provided on one side of the housing, and the flip plate is detachable.
[0009] Preferably, one end of the threaded rod passes through the base and is connected to the motor, a connecting sleeve is provided on one side of the first gear, and one end of the connecting sleeve is connected to the first moving platform.
[0010] Preferably, a first connecting rod is provided on the first movable platform, one end of which is connected to the first scraper, a second connecting rod is provided on one side of the connecting column, one side of the second connecting rod is connected to the first scraper, the size of the first scraper is adapted to the outer shell, a first limiting column runs through the inside of the first movable platform, and both sides of the first limiting column are respectively connected to the base.
[0011] Preferably, a fixing rod is provided through the fixing plate, one side of the fixing rod is connected to the second gear, and a plurality of groups of cleaning hands are provided on the second gear, and one side of the cleaning hands is in contact with the turning tool.
[0012] Preferably, a second movable platform is provided on one side of the linkage rod, a second limiting rod is provided inside the second movable platform, both ends of the second limiting rod are connected to the base, and the upper end of the second movable platform is connected to the connecting column.
[0013] Preferably, a liquid storage column is provided on one side of the extruded tube, a water outlet nozzle is provided on the extruded tube, a connecting pipe is provided on the liquid storage column, and a one-way valve is provided on the connecting pipe.
[0014] Preferably, a collecting box is provided at the bottom of the base, and a first groove is provided at the upper end of the collecting box on the base.
[0015] Preferably, a second scraper is provided on the collecting plate, and one end of the second scraper is connected to the base.
[0016] Compared with the prior art, the present invention has the following beneficial effects:
[0017] 1. The present invention utilizes the first movable platform to drive the first gear to rotate when it moves, and the rotation of the first gear drives the rotation of the second gear, and the rotation of the second gear drives the cleaning hand to rotate, and the cleaning hand rotates to clean the cutting waste on the turning tool to avoid the cutting waste on the turning tool remaining and affecting the turning tool. At the same time, the first gear is connected to the first movable platform through a connecting sleeve, and the second gear is connected to the fixed plate through a fixed rod, and is connected to the linkage rod through the fixed plate, and is connected to the first movable platform through the linkage rod, so that the cleaning hand can continuously clean the turning tool to avoid the corrosion of the turning tool caused by impurities remaining on the turning tool for a long time, which may seriously affect the service life of the turning tool and cause economic losses.
[0018] 2. The present invention drives the first scraper to move by moving the first connecting rod, so as to scrape the impurities generated by turning inside the shell, so that the impurities fall into the collecting tray. At the same time, the connecting column moves to drive the second connecting rod to move. The second connecting rod moves to assist the first connecting rod to push the first scraper. At the same time, the first movable platform moves to push the collecting tray, so that the second scraper scrapes the impurities on the collecting tray. When the collecting tray is pushed to one end, the impurities on the collecting tray fall from one side of the collecting tray and fall into the collecting box through the first groove on the base for collection, so as to facilitate the subsequent secondary utilization of the cutting waste and avoid excessive cutting impurities remaining inside the device, which will affect the operation of the device and reduce the turning stability of the device.
[0019] 3. In the present invention, the movement of the first movable platform drives the linkage rod to move, the movement of the linkage rod drives the movement of the second movable platform, the movement of the second movable platform drives the connection column to move, the movement of the connection column drives the extrusion tube to move, the extrusion tube moves inside the liquid storage column to squeeze the cutting fluid inside the liquid storage column, and the cutting fluid in the liquid storage column is sprayed out from the water outlet nozzle during the extrusion, and evenly sprayed onto the bolt material fixed on the fixing mechanism, so as to facilitate the turning of the bolts and improve the turning quality of the bolts by the device. At the same time, when the extrusion tube is pulled back, the cutting fluid tank replenishes the liquid storage column through the connecting tube, so as to facilitate the next work. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 This is a schematic diagram of the overall structure of the present invention;
[0021] Figure 2 The second schematic diagram of the overall structure of the present invention;
[0022] Figure 3 It is a schematic diagram of the partial structure of the turning mechanism of the present invention;
[0023] Figure 4 The second schematic diagram of the partial structure of the turning mechanism of the present invention;
[0024] Figure 5 The third schematic diagram of the turning mechanism of the present invention;
[0025] Figure 6 It is a partial structural schematic diagram of the liquid adding mechanism of the present invention;
[0026] Figure 7 The fourth schematic diagram of the partial structure of the turning mechanism of the present invention.
[0027] In the figure: 1. base; 11. shell; 111. flip plate; 12. collection box; 13. fixing mechanism; 2. turning mechanism; 21. motor; 22. threaded rod; 221. first gear; 222. connecting sleeve; 23. first moving platform; 231. turning tool; 232. first connecting rod; 233. first scraper; 24. linkage rod; 241. fixing plate; 242. fixing rod; 243. second gear; 244. cleaning hand; 25. first limiting column; 26. collection plate; 261. second scraper; 3. liquid adding mechanism; 31. connecting column; 311. second moving platform; 312. second limiting rod; 313. second connecting rod; 32. extrusion tube; 321. water outlet nozzle; 33. liquid storage column; 34. cutting fluid tank; 341. connecting pipe. DETAILED DESCRIPTION
[0028] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0029] The present invention provides a bolt turning device, comprising a base 1, a turning mechanism 2 is arranged on the base 1, a liquid adding mechanism 3 is fixedly arranged on one side of the turning mechanism 2, a fixing mechanism 13 is also arranged inside the base 1, and a housing 11 is arranged on the upper end of the base 1;
[0030] The turning mechanism 2 includes a motor 21 fixedly arranged on one side of the base 1, a threaded rod 22 is arranged at the output end of the motor 21, a first gear 221 is slidably arranged on the threaded rod 22, a first moving platform 23 sliding on the threaded rod 22 is arranged on one side of the first gear 221, a turning tool 231 is arranged on the first moving platform 23, a linkage rod 24 is also arranged on one side of the first moving platform 23, a fixing plate 241 is arranged on the linkage rod 24, a second gear 243 meshing with the first gear 221 is arranged on the fixing plate 241, and a collecting plate 26 is slidably arranged in the base 1;
[0031] The liquid adding mechanism 3 includes a connecting column 31 fixedly arranged at one end of the linkage rod 24 , a squeeze tube 32 is arranged on one side of the connecting column 31 , and one side of the squeeze tube 32 is connected to a cutting fluid tank 34 .
[0032] Before using the device, the bolt material to be processed is placed in the fixing mechanism 13 by rotating the flip plate 111 for fixing. After the fixing is completed, the flip plate 111 is flipped and fixed inside the housing 11, and the motor 21 is started at the same time. The motor 21 drives the threaded rod 22 to rotate. The rotation of the threaded rod 22 drives the first moving platform 23 to move forward. The movement of the first moving platform 23 drives the turning tool 231 to move to turn the bolt material fixed on the fixing mechanism 13. At the same time, the movement of the first moving platform 23 drives the linkage rod 24 to move. The movement of the linkage rod 24 drives the second moving platform 31 1 moves, the second moving platform 311 moves to drive the connecting column 31 to move, the connecting column 31 moves to drive the squeezing tube 32 to move, the squeezing tube 32 moves inside the liquid storage column 33, and squeezes the cutting fluid inside the liquid storage column 33. During squeezing, the cutting fluid in the liquid storage column 33 is sprayed out from the water outlet nozzle 321 and evenly sprayed onto the bolt raw material fixed on the fixing mechanism 13, so as to facilitate the turning of the bolt and improve the turning quality of the bolt by the device. At the same time, when the squeezing tube 32 is pulled back, the cutting fluid tank 34 replenishes the liquid storage column 33 through the connecting pipe 341, so as to facilitate the next work.
[0033] At the same time, the movement of the first movable table 23 drives the movement of the first connecting rod 232, and the movement of the first connecting rod 232 drives the movement of the first scraper 233 to scrape the impurities generated by turning inside the outer shell 11, so that the impurities fall into the collection tray 26. At the same time, the movement of the connecting column 31 drives the movement of the second connecting rod 313, and the movement of the second connecting rod 313 assists the first connecting rod 232 to push the first scraper 233. At the same time, the first movable table 23 moves to push the collection tray 26, so that the second scraper 261 scrapes the impurities on the collection tray 26. When the collection tray 26 is pushed to one end, the impurities on the collection tray 26 fall from one side of the collection tray 26, and fall into the collection box 12 through the first groove on the base 1 for collection, which is convenient for the subsequent secondary utilization of the cutting waste, and at the same time avoids excessive cutting impurities remaining inside the device, which affects the operation of the device and reduces the turning stability of the device.
[0034] At the same time, when the first movable platform 23 moves, it drives the first gear 221 to rotate, and the rotation of the first gear 221 drives the second gear 243 to rotate, and the rotation of the second gear 243 drives the cleaning hand 244 to rotate. The cleaning hand 244 rotates to clean the cutting waste on the turning tool 231 to avoid the cutting waste on the turning tool 231 from remaining and affecting the turning tool 231. At the same time, the first gear 221 is connected to the first movable platform 23 through the connecting sleeve 222, and the second gear 243 is connected to the fixed plate 241 through the fixed rod 242, and is connected to the linkage rod 24 through the fixed plate 241, and is connected to the first movable platform 23 through the linkage rod 24, so that the cleaning hand 244 continues to clean the turning tool 231.
[0035] In an optional embodiment, a flip plate 111 is provided on one side of the housing 11 , and the flip plate 111 is detachably designed.
[0036] It should be noted that before starting to use this device, the outer shell 11 is opened by flipping the flip plate 111, so that the staff can place the raw materials to be turned inside the fixing mechanism 13. After the fixation is completed, the flip plate 111 is flipped over and fixed inside the outer shell 11 to prevent the waste generated during cutting from splashing and affecting the staff.
[0037] In an optional embodiment, one end of the threaded rod 22 passes through the base 1 and is connected to the motor 21 , a connecting sleeve 222 is provided on one side of the first gear 221 , and one end of the connecting sleeve 222 is connected to the first moving platform 23 .
[0038] It should be noted that the motor 21 drives the threaded rod 22 to rotate to control the moving distance of the first moving platform 23 , and the first moving platform 23 drives the connecting sleeve 222 to move, and the movement of the connecting sleeve 222 drives the first gear 221 to rotate.
[0039] In an optional embodiment, a first connecting rod 232 is provided on the first movable platform 23, one end of the first connecting rod 232 is connected to the first scraper 233, a second connecting rod 313 is provided on one side of the connecting column 31, one side of the second connecting rod 313 is connected to the first scraper 233, the size of the first scraper 233 is adapted to the outer shell 11, and a first limiting column 25 runs through the inside of the first movable platform 23, and both sides of the first limiting column 25 are respectively connected to the base 1.
[0040] It should be noted that the movement of the first movable table 23 drives the movement of the first connecting rod 232, and the movement of the first connecting rod 232 pushes the first scraper 233 to scrape the impurities inside the outer shell 11. The movement of the connecting column 31 drives the second connecting rod 313 to move, and the movement of the second connecting rod 313 assists the movement of the first scraper 233, and together drives the first scraper 233 to scrape. At the same time, the first limiting column 25 limits the first movable table 23 to prevent the first movable table 23 from deviating from the track when moving, which affects the turning tool 231 to process the raw material.
[0041] In an optional embodiment, a fixing rod 242 is provided through the fixing plate 241 , one side of the fixing rod 242 is connected to the second gear 243 , and multiple groups of cleaning hands 244 are provided on the second gear 243 , one side of the cleaning hands 244 is in contact with the turning tool 231 .
[0042] It should be noted that the movement of the fixed plate 241 drives the movement of the fixed rod 242, and the movement of the fixed rod 242 drives the movement of the second gear 243. The second gear 243 moves and continuously rotates in mesh with the first gear 221, driving the cleaning hand 244 to rotate, and continuously cleans the turning tool 231 to prevent residual impurities on the turning tool 231 from affecting the turning tool 231.
[0043] In an optional embodiment, a second movable platform 311 is provided on one side of the linkage rod 24 , a second limiting rod 312 is provided inside the second movable platform 311 , both ends of the second limiting rod 312 are connected to the base 1 , and the upper end of the second movable platform 311 is connected to the connecting column 31 .
[0044] It should be noted that the movement of the linkage rod 24 drives the second movable platform 311 to move, and the movement of the second movable platform 311 drives the connecting column 31 to move, ensuring that the water nozzle 321 continuously sprays cutting fluid on the raw material to ensure the quality of the produced bolts. At the same time, the second limiting rod 312 limits the second movable platform 311 to prevent the second movable platform 311 from deviating from the track when moving, which affects the operation of the device.
[0045] In an optional embodiment, a liquid storage column 33 is provided on one side of the extrusion tube 32 , a water outlet nozzle 321 is provided on the extrusion tube 32 , a connecting tube 341 is provided on the liquid storage column 33 , and a one-way valve is provided on the connecting tube 341 .
[0046] It should be noted that the movement of the connecting column 31 drives the extrusion tube 32 to move, and the extrusion tube 32 moves inside the liquid storage column 33 to squeeze the cutting fluid inside the liquid storage column 33. At the same time, the one-way valve inside the connecting tube 341 prevents the cutting fluid inside the liquid storage column 33 from flowing back from the connecting tube 341, so that the cutting fluid enters the extrusion tube 32 and is sprayed out through the water outlet nozzle 321.
[0047] In an optional embodiment, a collecting box 12 is disposed at the bottom of the base 1 , and a first groove is disposed at the upper end of the collecting box 12 on the base 1 .
[0048] It should be noted that when the collecting tray 26 is pushed to one end, the impurities on the collecting tray 26 fall down and fall into the collecting box 12 through the first groove on the base 1 to be collected.
[0049] In an optional embodiment, a second scraper 261 is provided on the collecting tray 26 , and one end of the second scraper 261 is connected to the base 1 .
[0050] It should be noted that when the collecting tray 26 is pushed, the second scraper 261 scrapes the impurities on the collecting tray 26 , so that the impurities on the collecting tray 26 fall off.
[0051] Working principle: Before using the device, the bolt material to be processed is placed in the fixing mechanism 13 by rotating the flip plate 111 for fixing. After the fixing is completed, the flip plate 111 is flipped and fixed inside the housing 11, and the motor 21 is started at the same time. The motor 21 drives the threaded rod 22 to rotate, and the rotation of the threaded rod 22 drives the first moving platform 23 to move forward. The movement of the first moving platform 23 drives the turning tool 231 to move to turn the bolt material fixed on the fixing mechanism 13. At the same time, the movement of the first moving platform 23 drives the linkage rod 24 to move, and the movement of the linkage rod 24 drives the second moving platform 311 moves, the second moving platform 311 moves to drive the connecting column 31 to move, the connecting column 31 moves to drive the extrusion tube 32 to move, the extrusion tube 32 moves inside the liquid storage column 33, and squeezes the cutting fluid inside the liquid storage column 33. During the extrusion, the cutting fluid in the liquid storage column 33 is sprayed out from the water outlet nozzle 321 and evenly sprayed onto the bolt material fixed on the fixing mechanism 13, so as to facilitate the turning of the bolts and improve the turning quality of the bolts by the device. At the same time, when the extrusion tube 32 is pulled back, the cutting fluid tank 34 replenishes the liquid storage column 33 through the connecting tube 341, so as to facilitate the next work.
[0052] At the same time, the movement of the first movable table 23 drives the movement of the first connecting rod 232, and the movement of the first connecting rod 232 drives the movement of the first scraper 233 to scrape the impurities generated by turning inside the outer shell 11, so that the impurities fall into the collection tray 26. At the same time, the movement of the connecting column 31 drives the movement of the second connecting rod 313, and the movement of the second connecting rod 313 assists the first connecting rod 232 to push the first scraper 233. At the same time, the first movable table 23 moves to push the collection tray 26, so that the second scraper 261 scrapes the impurities on the collection tray 26. When the collection tray 26 is pushed to one end, the impurities on the collection tray 26 fall from one side of the collection tray 26, and fall into the collection box 12 through the first groove on the base 1 for collection, which is convenient for the subsequent secondary utilization of the cutting waste, and at the same time avoids excessive cutting impurities remaining inside the device, which affects the operation of the device and reduces the turning stability of the device.
[0053] At the same time, when the first movable platform 23 moves, it drives the first gear 221 to rotate, and the rotation of the first gear 221 drives the second gear 243 to rotate, and the rotation of the second gear 243 drives the cleaning hand 244 to rotate. The cleaning hand 244 rotates to clean the cutting waste on the turning tool 231 to avoid the cutting waste on the turning tool 231 from remaining and affecting the turning tool 231. At the same time, the first gear 221 is connected to the first movable platform 23 through the connecting sleeve 222, and the second gear 243 is connected to the fixed plate 241 through the fixed rod 242, and is connected to the linkage rod 24 through the fixed plate 241, and is connected to the first movable platform 23 through the linkage rod 24, so that the cleaning hand 244 continues to clean the turning tool 231.
[0054] The first connecting rod 232 is driven to move by the movement of the first moving platform 23. The movement of the first connecting rod 232 pushes the first scraper 233 to scrape the impurities inside the shell 11. The movement of the connecting column 31 drives the second connecting rod 313 to move. The movement of the second connecting rod 313 assists the movement of the first scraper 233, and together drives the first scraper 233 to scrape. At the same time, the first limiting column 25 limits the first moving platform 23 to prevent the first moving platform 23 from getting off the track when moving, affecting the turning tool 231 to process the raw material. The movement of the linkage rod 24 drives the second moving platform 311 to move. The movement of the second moving platform 311 drives the connecting column 31 to move, ensuring that the water nozzle 321 continuously sprays cutting fluid on the raw material to ensure the quality of the produced bolts. At the same time, the second limiting rod 312 limits the second moving platform 311 to prevent the second moving platform 311 from getting off the track when moving, affecting the operation of the device.
[0055] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A bolt turning device, comprising a base (1), characterized in that: A turning device (2) is provided on the base (1); a liquid adding mechanism (3) is fixedly provided on one side of the turning mechanism (2); a fixing mechanism (13) is also provided inside the base (1); and a housing (11) is provided at the upper end of the base (1); The turning mechanism (2) comprises a motor (21) fixedly arranged on one side of a base (1); a threaded rod (22) is arranged at the output end of the motor (21); a first gear (221) is slidably arranged on the threaded rod (22); a first moving platform (23) which also slides on the threaded rod (22) is arranged on one side of the first gear (221); a turning tool (231) is arranged on the first moving platform (23); a linkage rod (24) is also arranged on one side of the first moving platform (23); a fixing plate (241) is arranged on the linkage rod (24); a second gear (243) meshing with the first gear (221) is arranged on the fixing plate (241); and a collecting plate (26) is slidably arranged in the base (1); The liquid adding mechanism (3) comprises a connecting column (31) fixedly arranged at one end of the linkage rod (24), a squeezing tube (32) being arranged on one side of the connecting column (31), and a side of the squeezing tube (32) being connected to a cutting fluid tank (34).
2. A bolt turning device according to claim 1, characterized in that: A flip plate (111) is provided on one side of the housing (11), and the flip plate (111) is detachably designed.
3. A bolt turning device according to claim 1, characterized in that: One end of the threaded rod (22) passes through the base (1) and is connected to the motor (21); a connecting sleeve (222) is provided on one side of the first gear (221); one end of the connecting sleeve (222) is connected to the first moving platform (23).
4. A bolt turning device according to claim 1, characterized in that: A first connecting rod (232) is provided on the first movable platform (23), one end of the first connecting rod (232) is connected to the first scraper (233), a second connecting rod (313) is provided on one side of the connecting column (31), one side of the second connecting rod (313) is connected to the first scraper (233), the size of the first scraper (233) is adapted to the outer shell (11), a first limiting column (25) runs through the inside of the first movable platform (23), and both sides of the first limiting column (25) are respectively connected to the base (1).
5. A bolt turning device according to claim 1, characterized in that: A fixing rod (242) is provided through the fixing plate (241), one side of the fixing rod (242) is connected to a second gear (243), and a plurality of groups of cleaning hands (244) are provided on the second gear (243), one side of the cleaning hands (244) is in contact with the turning tool (231).
6. A bolt turning device according to claim 5, characterized in that: A second movable platform (311) is arranged on one side of the linkage rod (24), a second limiting rod (312) is arranged inside the second movable platform (311), both ends of the second limiting rod (312) are connected to the base (1), and the upper end of the second movable platform (311) is connected to the connecting column (31).
7. A bolt turning device according to claim 1, characterized in that: A liquid storage column (33) is provided on one side of the extrusion tube (32), a water outlet nozzle (321) is provided on the extrusion tube (32), a connecting pipe (341) is provided on the liquid storage column (33), and a one-way valve is provided on the connecting pipe (341).
8. A bolt turning device according to claim 1, characterized in that: A collecting box (12) is provided at the bottom of the base (1), and a first groove is provided at the upper end of the collecting box (12) on the base (1).
9. A bolt turning device according to claim 1, characterized in that: The collecting plate (26) is provided with a second scraper (261), and one end of the second scraper (261) is connected to the base (1).