Rapid fiber laying device for papermaking felt

Abstract

The utility model provides a rapid down paving device for papermaking felt, and relates to the technical field of down paving devices, the rapid down paving device comprises a down paving machine and an operation table, the top of the down paving machine is symmetrically and fixedly connected with electric sliding rails, and one side of the operation table is symmetrically and fixedly connected with sliding blocks. Before a papermaking felt is laid on an operation table to be subjected to pile laying processing, a servo motor is started to drive a threaded rod to rotate on a support, then a screw hole frame, a circular shaft and a felt roller can be driven to move back and forth on the operation table under the action of a limiting rod and a limiting hole, and then a gear at one end of the circular shaft can rotate on a rack in a meshed mode; the circular shaft and the felt roller are driven to rotate to clean the surface of the laid papermaking felt, dust, impurities and batting attached to the surface of the felt are brushed away and adhered in a limited mode, the cleanliness of the surface of the papermaking felt is improved, and the quality of the papermaking felt subjected to later-stage pile laying processing is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pile laying devices, in particular to a rapid pile laying device for a papermaking felt. Background Art

[0002] The pile laying device is an automated or semi-automated production equipment. It uses a specific process flow to evenly and quickly lay fiber materials on the substrate of the papermaking felt. It also uses processes such as needling and hot rolling to tightly combine the fibers with the substrate to form a papermaking felt with excellent performance.

[0003] Chinese patent document CN220361467U discloses a rapid pile-laying device for a papermaking felt, comprising a body, wherein both sides of the outer wall of the body are provided with a collecting box, a card slot is opened on one side of the outer wall surface of the collecting box, and a card block is fixedly installed on both sides of the outer wall of the body, and an electric slide rail is provided at the upper end of the body, and one side of the electric slide rail is movably connected with a slider; this rapid pile-laying device for a papermaking felt, through the arrangement of the collecting box, the card slot, the card block, the electric slide rail, the slider and the operating table, the collecting box can collect excess pile when the device is laying pile, and prevent the pile from flying everywhere, which is inconvenient to handle; the cooperation of the card slot and the card block can facilitate the collection and disassembly between the body, and the cooperation of the electric slide rail and the slider can drive the blanket to slide back and forth when laying pile, so that the pile will not pile up together and need to be spread manually when the lower hopper is laying pile, so that the device is more efficient when laying pile.

[0004] During the implementation of the above patent, although the cooperation of the electric slide rail and the slider can drive the blanket to slide back and forth when the blanket is being laid, so that the blanket will not pile up and need to be spread evenly manually when the lower hopper is laying the blanket, making the device more efficient when laying the blanket, but before laying the blanket, during the process of laying and taking the blanket, dust and impurities in the air and some wool fibers may adhere to the surface of the blanket, affecting the cleanliness of the blanket surface and reducing the quality of the papermaking blanket after the subsequent laying process. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a rapid pile laying device for a papermaking felt.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a papermaking blanket rapid tufting device, comprising a tufting machine and an operating table, the top of the tufting machine is symmetrically fixedly connected to an electric slide rail, one side of the operating table is symmetrically fixedly connected to a slider, the slider is slidably connected to the electric slide rail, both sides of the tufting machine are fixedly connected to a fixed frame, a lower hopper is provided between the two fixed frames, both sides of the operating table are fixedly connected to a fixed block, one side of the fixed block is fixedly connected to an electric lifting rod, the output end of the electric lifting rod is fixedly connected to a connecting block, a rotating shaft is passed through one side of the two connecting blocks, the outer surface of the rotating shaft is fixedly connected to an electric heating roller, one end of the rotating shaft is fixedly connected to a driving motor, and one side of the driving motor is fixedly connected to one side of one of the connecting blocks. A cleaning device is provided on one side of the operating table, and the cleaning device includes a screw hole rack, and an auxiliary device is provided on one side of the screw hole rack. Both sides of the operating table are fixedly connected to brackets, and a threaded rod is passed through one side of the two brackets, one end of the threaded rod is fixedly connected to a servo motor, and one side of the servo motor is fixedly connected to one side of one of the brackets, and the outer surface of the threaded rod is threadedly connected to the inner wall of the screw hole rack. A limiting hole is provided on one side of the screw hole rack, and a limiting rod is fixedly connected between one side of the two brackets, and the limiting rod is slidably connected to the limiting hole. A circular shaft is rotatably connected to one side of the screw hole rack, and a felt roller is fixedly connected to the outer surface of the circular shaft. A gear is fixedly connected to the outer surface of one end of the circular shaft, and a rack is fixedly connected to one side of the operating block, and the rack is meshed with the gear.

[0007] The effects achieved by the above components are as follows: by setting up a cleaning device, first move the pile laying machine to the designated position, connect the external power supply of the pile laying machine, and before laying the papermaking felt on the operating table for pile laying processing, start the servo motor to drive the threaded rod to rotate on the bracket, and then under the action of the limit rod and the limit hole, the screw hole rack, the round shaft and the felt roller can be driven to move back and forth on the operating table, and then the gear on one end of the round shaft will engage and rotate on the rack, driving the round shaft and the felt roller to rotate on their own to clean the surface of the laid papermaking felt, and separate the dust and impurities attached to its surface and the hair limit brush from adhering to it, thereby improving the cleanliness of the surface of the papermaking felt and improving the quality of the papermaking felt after the later pile laying processing.

[0008] Preferably, one side of the bracket is fixedly connected to a reinforcement rod, and one side of the reinforcement rod is fixedly connected to one side of the operating table.

[0009] The effect achieved by the above components is: by setting the reinforcement rod, the connection area between one end of the bracket and the operating table can be increased, making the connection more firm and stable and not easy to break or damage.

[0010] Preferably, a circular hole frame is rotatably connected to the outer surface of one end of the circular shaft, a sliding groove is provided on one side of the operating table, and one end of the circular hole frame is slidably connected to the inner wall of the sliding groove.

[0011] The effect achieved by the above components is that by providing the slide groove and the round hole frame, the end of the round shaft away from the screw hole frame can be supported and limited, so that it is not easy to shake when sliding back and forth.

[0012] Preferably, a bearing is fixedly connected to the outer surface of one end of the threaded rod, and the outer ring of the bearing is fixedly connected to a side of the bracket away from the servo motor.

[0013] The effect achieved by the above components is that by providing the bearing, the rotational wear between the threaded rod and the bracket can be reduced, thereby increasing the service life of both.

[0014] Preferably, the auxiliary device includes a bolt and a gear box, a slot is provided on one side of the screw hole frame, a threaded hole is provided on one side of the inner wall of the slot, a screw hole rod is fixedly connected to one side of the tooth box, one end of the screw hole rod is inserted in the inner wall of the slot, one end of the bolt is spirally inserted in the threaded hole and the inner wall of the screw hole rod, and one side of the tooth box is tightly attached to the outer surface of the felt roller.

[0015] The effect achieved by the above components is: by setting up an auxiliary device, when the felt roller rotates on the felt through the gear and rack to clean its surface, the outer surface of the felt roller will fit tightly with one side of the tooth box during the rotation, and the toothed side of the tooth box will scrape off the dust and impurities cleaned from the surface of the felt roller and the hair limit, so as to clean the surface of the felt roller and facilitate the continued cleaning and use of the felt roller. When the cleaning is completed, the bolt can be manually screwed out from the inner wall of the threaded hole and the screw rod, and then the screw rod can be pulled out of the slot to remove the tooth box from the screw frame, so as to facilitate the disposal of impurities and dust collected inside it.

[0016] Preferably, a longitudinal section of one end of the screw hole rod is trapezoidal in shape, and a dimension of the end of the screw hole rod away from the gear box is smaller than a dimension of the other end.

[0017] The effect achieved by the above components is: by setting one end of the screw hole rod in a trapezoidal shape, the area of ​​the one end of the screw hole rod can be reduced, making it easier to quickly align and insert it into the inner wall of the slot.

[0018] Preferably, a screw block is fixedly connected to one side of the bolt, and the longitudinal section of the screw block is hexagonal.

[0019] The effect achieved by the above components is: by setting the twist block, since the hexagon has edges and corners, it is convenient to manually hold it and it is not easy to slip when twisting, and it is more firmly held and easier to operate.

[0020] Preferably, a connecting rope is fixedly connected to one side of the screw block, and one end of the connecting rope is fixedly connected to one side of the screw hole frame.

[0021] The above components have the following effects: by arranging the connecting rope, the bolt can be limited on one side of the screw hole frame, so that it is not easy to be lost after being screwed out from the threaded hole and the inner wall of the screw hole rod.

[0022] Compared with the prior art, the advantages and positive effects of the present invention are:

[0023] In the utility model, by arranging a cleaning device, before the papermaking felt is laid on the operating table for pile laying processing, the servo motor is started to drive the threaded rod to rotate on the bracket, and then under the action of the limiting rod and the limiting hole, the screw hole rack, the round shaft and the felt roller can be driven to move back and forth on the operating table, and then the gear on one end of the round shaft will engage and rotate on the rack, driving the round shaft and the felt roller to rotate to clean the surface of the laid papermaking felt, and the dust and impurities attached to the surface and the lint are separated and adhered by the limiting brush, thereby improving the cleanliness of the surface of the papermaking felt and improving the quality of the papermaking felt after the later pile laying processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the three-dimensional structure of the operating table of the utility model;

[0026] Figure 3 for Figure 2 Schematic diagram of the three-dimensional structure of the servo motor;

[0027] Figure 4 for Figure 2 Schematic diagram of the three-dimensional structure of the middle bearing;

[0028] Figure 5 This is a schematic diagram of the three-dimensional structure of the felt roller of the utility model;

[0029] Figure 6 It is a three-dimensional structural diagram of the tooth box of the present invention.

[0030] Legend: 1. Velvet laying machine; 2. Cleaning device; 3. Auxiliary device; 4. Electric slide rail; 5. Operating table; 6. Slider; 7. Fixed frame; 8. Lower hopper; 9. Fixed block; 10. Electric lifting rod; 11. Connecting block; 12. Rotating shaft; 13. Electric heating roller; 14. Driving motor; 21. Bracket; 22. Threaded rod; 23. Servo motor; 24. Screw hole rack; 25. Round shaft; 26. Felt roller; 27. Rack; 28. Gear; 29. ​​Limit rod; 210. Limit hole; 211. Reinforcement rod; 212. Round hole rack; 213. Slide; 214. Bearing; 31. Slot; 32. Threaded hole; 33. Bolt; 34. Gear box; 35. Screw hole rod; 36. Twist block; 37. Connecting rope. DETAILED DESCRIPTION

[0031] Example 1, as Figure 1-6As shown, a rapid tufting device for a papermaking felt comprises a tufting machine 1 and an operating table 5. The top of the tufting machine 1 is symmetrically fixedly connected with an electric slide rail 4, and one side of the operating table 5 is symmetrically fixedly connected with a slider 6. The slider 6 is slidably connected to the electric slide rail 4. Both sides of the tufting machine 1 are fixedly connected with a fixed frame 7, and a lower hopper 8 is provided between the two fixed frames 7. Both sides of the operating table 5 are fixedly connected with a fixed block 9, and one side of the fixed block 9 is fixedly connected with an electric lifting rod 10. The output end of the electric lifting rod 10 is fixedly connected with a connecting block 11. A rotating shaft 12 is passed through one side of the two connecting blocks 11, and an outer surface of the rotating shaft 12 is fixedly connected with an electric heating roller 13. One end of the rotating shaft 12 is fixedly connected with a driving motor 14, and one side of the driving motor 14 is fixedly connected to one side of one of the connecting blocks 11. A cleaning device 2 is provided on one side of the operating table 5. The device 2 includes a screw hole rack 24, one side of which is provided with an auxiliary device 3, and both sides of the operating table 5 are fixedly connected with brackets 21, and a threaded rod 22 is passed through and connected between one side of the two brackets 21, one end of the threaded rod 22 is fixedly connected to a servo motor 23, and one side of the servo motor 23 is fixedly connected to one side of one of the brackets 21, and the outer surface of the threaded rod 22 is threadedly connected to the inner wall of the screw hole rack 24, and a limiting hole 210 is provided on one side of the screw hole rack 24, and a limiting rod 29 is fixedly connected between one side of the two brackets 21, and the limiting rod 29 is slidably connected to the limiting hole 210, and a circular shaft 25 is rotatably connected to one side of the screw hole rack 24, and the outer surface of the circular shaft 25 is fixedly connected to a felt roller 26, and the outer surface of one end of the circular shaft 25 is fixedly connected to a gear 28, and a rack 27 is fixedly connected to one side of the operating block, and the rack 27 is meshed with the gear 28.First, move the pile laying machine 1 to the designated position, connect the external power supply of the pile laying machine 1, and before laying the papermaking felt on the operating table 5 for pile laying, start the servo motor 23 to drive the threaded rod 22 to rotate on the bracket 21, and then, under the action of the limiting rod 29 and the limiting hole 210, the screw hole frame 24, the circular shaft 25 and the felt roller 26 can be driven to move back and forth on the operating table 5, and then the gear 28 on one end of the circular shaft 25 will mesh and rotate on the rack 27, driving the circular shaft 25 and the felt roller 26 to rotate back and forth on the operating table 5. The roller 26 rotates to clean the surface of the papermaking felt, and removes the dust and impurities attached to the surface and the lint limit brush, thereby improving the cleanliness of the papermaking felt surface and improving the quality of the papermaking felt after the later pile laying process. When not in use, the felt roller 26 is stored on one side of the operating table 5 so that it does not affect the subsequent processing. When laying the pile, first turn on the switch of the electric slide 4, so that the electric slide 4 drives the slider 6 and the operating table 5 to slide left and right, and then put the required The velvet is poured into the lower hopper 8, and then the velvet can be evenly spread on the blanket through the cooperation of the lower hopper 8 and the electric slide 4. After the velvet is completely spread on the blanket, one end of the operating table 5 is moved to the lower end of the electric heating roller 13, the switch of the electric slide 4 is turned off, and the switch of the electric heating roller 13 is turned on to heat the electric heating roller 13, and then the switch of the drive motor 14 is turned on to drive the shaft 12 and the electric heating roller 13 to rotate on the connecting block 11, and then the fixed block 9 is turned on. The switch of the electric lifting rod 10 is turned on, so that the electric lifting rod 10 drives the electric heating roller 13 to descend. When the electric heating roller 13 touches the blanket, the switch of the electric lifting rod 10 is turned off. Then, when the electric heating roller 13 is hot-pressing the blanket, the pressed end of the blanket is manually pulled to drive the blanket to move. During the manual pulling of the blanket, the electric heating roller 13 remains fixed so that the entire area of ​​the blanket can be hot-pressed and shaped. Finally, the power of the device is turned off when the device is not in use.

[0032] Reference Figure 2-5 As shown, this embodiment discloses that one side of the bracket 21 is fixedly connected to a reinforcement rod 211, and one side of the reinforcement rod 211 is fixedly connected to one side of the operating table 5. By providing the reinforcement rod 211, the connection area between one end of the bracket 21 and the operating table 5 can be increased, making the connection more firm and stable and not easy to break or damage. The outer surface of one end of the circular shaft 25 is rotatably connected to the circular hole frame 212, and a slide groove 213 is provided on one side of the operating table 5, and one end of the circular hole frame 212 is slidably connected to the inner wall of the slide groove 213. By providing the slide groove 213 and the circular hole frame 212, the circular shaft 25 can be supported and limited away from one end of the screw hole frame 24, so that it is not easy to shake when sliding back and forth.

[0033] Reference Figure 2-5As shown, this embodiment discloses a bearing 214 fixedly connected to the outer surface of one end of the threaded rod 22, and the outer ring of the bearing 214 is fixedly connected to the side of the bracket 21 away from the servo motor 23. By providing the bearing 214, the rotational wear between the threaded rod 22 and the bracket 21 can be reduced, thereby increasing the service life of both.

[0034] Reference Figure 6 As shown, this embodiment discloses that the auxiliary device 3 includes a bolt 33 and a gear box 34, a slot 31 is provided on one side of the screw hole frame 24, a threaded hole 32 is provided on one side of the inner wall of the slot 31, and a screw hole rod 35 is fixedly connected to one side of the tooth box 34, one end of the screw hole rod 35 is inserted into the inner wall of the slot 31, one end of the bolt 33 is spirally inserted into the threaded hole 32 and the inner wall of the screw hole rod 35, and one side of the tooth box 34 is tightly attached to the outer surface of the felt roller 26. When the felt roller 26 rotates on the blanket through the gear 28 and the rack 27 to clean its surface, the outer surface of the felt roller 26 will fit closely with one side of the tooth box 34 during the rotation of the felt roller 26, and the toothed side of the tooth box 34 will scrape off the dust and impurities cleaned from the surface of the felt roller 26 as well as the lint limit, so that the surface of the felt roller 26 is cleaned, which is convenient for the continued cleaning and use of the felt roller 26. When the cleaning is completed, the bolt 33 can be manually screwed out from the inner wall of the threaded hole 32 and the screw hole rod 35, and then the screw hole rod 35 can be pulled out from the slot 31, so that the tooth box 34 can be removed from the screw hole frame 24, so that the impurities and dust collected inside it can be disposed of.

[0035] Reference Figure 6 As shown, this embodiment discloses a screw rod 35 with a trapezoidal longitudinal cross-section at one end. The end of the screw rod 35 away from the gear box 34 is smaller than the other end. By designing one end of the screw rod 35 as a trapezoid, the area of ​​the end of the screw rod 35 can be reduced, making it easier to quickly align and insert the screw rod into the inner wall of the slot 31. A screw block 36 is fixedly connected to one side of the bolt 33. The screw block 36 has a hexagonal longitudinal cross-section. The hexagonal shape of the screw block 36 makes it easier to manually grasp and twist the screw, preventing it from slipping and providing a more secure grip and easier operation. A connecting rope 37 is fixedly connected to one side of the screw frame 24, one end of which is fixedly connected to the other side of the screw frame 24. The connecting rope 37 prevents the bolt 33 from being lost after being screwed out of the threaded hole 32 and the inner wall of the screw rod 35.

[0036] Working principle: first move the pile laying machine 1 to the designated position, connect the external power supply of the pile laying machine 1, and before laying the papermaking felt on the operating table 5 for pile laying processing, start the servo motor 23 to drive the threaded rod 22 to rotate on the bracket 21, and then under the action of the limiting rod 29 and the limiting hole 210, the screw hole frame 24, the circular shaft 25 and the felt roller 26 can be driven to move back and forth on the operating table 5, and then the gear 28 on one end of the circular shaft 25 will mesh and rotate on the rack 27, driving the circular shaft 2 5 and the felt roller 26 rotate to clean the surface of the laid papermaking felt, and remove the dust and impurities attached to the surface and the lint limiting brush from adhering to improve the cleanliness of the papermaking felt surface and improve the quality of the papermaking felt after the later pile laying process. When not in use, the felt roller 26 is stored on one side of the operating table 5 so that it does not affect the subsequent processing. When laying pile, first turn on the switch of the electric slide 4, so that the electric slide 4 drives the slider 6 and the operating table 5 to slide left and right, and then move the required The used velvet is poured into the lower hopper 8, and then the velvet can be evenly spread on the blanket through the cooperation of the lower hopper 8 and the electric slide 4. After the velvet is completely spread on the blanket, one end of the operating table 5 is moved to the lower end of the electric heating roller 13, the switch of the electric slide 4 is turned off, and the switch of the electric heating roller 13 is turned on to heat the electric heating roller 13, and then the switch of the drive motor 14 is turned on to drive the shaft 12 and the electric heating roller 13 to rotate on the connecting block 11, and then the fixed The switch of the electric lifting rod 10 on block 9 is turned on, so that the electric lifting rod 10 drives the electric heating roller 13 to descend. When the electric heating roller 13 touches the blanket, the switch of the electric lifting rod 10 is turned off. Then, when the electric heating roller 13 is hot-pressing the blanket, the pressed end of the blanket is manually pulled to drive the blanket to move. During the manual pulling of the blanket, the electric heating roller 13 remains fixed so that the entire area of ​​the blanket can be hot-pressed and shaped. Finally, the power of the device is turned off when the device is not in use.

[0037] When the felt roller 26 rotates on the blanket through the gear 28 and the rack 27 to clean its surface, the outer surface of the felt roller 26 will fit closely with one side of the tooth box 34 during its rotation, and the toothed side of the tooth box 34 will scrape off the dust and impurities cleaned from the surface of the felt roller 26 as well as the lint limit, so that the surface of the felt roller 26 is clean, which is convenient for the continued cleaning and use of the felt roller 26. When the cleaning is completed, the screw block 36 can be manually grasped to screw the bolt 33 out of the threaded hole 32 and the inner wall of the screw hole rod 35, and then the screw hole rod 35 can be pulled out from the slot 31, so that the tooth box 34 can be removed from the screw hole frame 24, so that the impurities and dust collected inside it can be disposed of.

Claims

1. A rapid pile laying device for a papermaking felt, comprising a pile laying machine (1) and an operating table (5), characterized in that: The top of the pile laying machine (1) is symmetrically fixedly connected to an electric slide rail (4), one side of the operating table (5) is symmetrically fixedly connected to a slider (6), the slider (6) is slidably connected to the electric slide rail (4), both sides of the pile laying machine (1) are fixedly connected to fixed frames (7), a lower hopper (8) is provided between the two fixed frames (7), both sides of the operating table (5) are fixedly connected to fixed blocks (9), one side of the fixed block (9) is fixedly connected to an electric lifting rod (10), the electric lifting rod ( The output end of the operating table (5) is fixedly connected to a connecting block (11), a rotating shaft (12) is provided between one side of the two connecting blocks (11), an outer surface of the rotating shaft (12) is fixedly connected to an electric heating roller (13), one end of the rotating shaft (12) is fixedly connected to a driving motor (14), one side of the driving motor (14) is fixedly connected to one side of one of the connecting blocks (11), a cleaning device (2) is provided on one side of the operating table (5), the cleaning device (2) includes a screw hole frame (24), the screw hole frame (24) An auxiliary device (3) is provided on one side of the hole frame (24), and brackets (21) are fixedly connected to both sides of the operating table (5). A threaded rod (22) is provided between one side of the two brackets (21), and one end of the threaded rod (22) is fixedly connected to a servo motor (23). One side of the servo motor (23) is fixedly connected to one side of one of the brackets (21). The outer surface of the threaded rod (22) is threadedly connected to the inner wall of the screw hole frame (24), and one side of the screw hole frame (24) is provided with a screw hole. A limiting hole (210) is provided, a limiting rod (29) is fixedly connected between one side of the two brackets (21), the limiting rod (29) is slidably connected to the limiting hole (210), one side of the screw hole frame (24) is rotatably connected to a circular shaft (25), the outer surface of the circular shaft (25) is fixedly connected to a felt roller (26), the outer surface of one end of the circular shaft (25) is fixedly connected to a gear (28), one side of the operating block is fixedly connected to a rack (27), and the rack (27) is meshed with the gear (28).

2. A rapid pile laying device for a papermaking felt according to claim 1, characterized in that: One side of the bracket (21) is fixedly connected to a reinforcement rod (211), and one side of the reinforcement rod (211) is fixedly connected to one side of the operating table (5).

3. The rapid pile laying device for a papermaking felt according to claim 1, characterized in that: The outer surface of one end of the circular shaft (25) is rotatably connected to a circular hole frame (212), a sliding groove (213) is provided on one side of the operating table (5), and one end of the circular hole frame (212) is slidably connected to the inner wall of the sliding groove (213).

4. The rapid pile laying device for a papermaking felt according to claim 1, characterized in that: A bearing (214) is fixedly connected to the outer surface of one end of the threaded rod (22), and the outer ring of the bearing (214) is fixedly connected to a side of the bracket (21) away from the servo motor (23).

5. The rapid pile laying device for a papermaking felt according to claim 1, characterized in that: The auxiliary device (3) comprises a bolt (33) and a tooth box (34); a slot (31) is provided on one side of the screw hole frame (24); a threaded hole (32) is provided on one side of the inner wall of the slot (31); a screw hole rod (35) is fixedly connected to one side of the tooth box (34); one end of the screw hole rod (35) is inserted into the inner wall of the slot (31); one end of the bolt (33) is spirally inserted into the threaded hole (32) and the inner wall of the screw hole rod (35); and one side of the tooth box (34) is in close contact with the outer surface of the felt roller (26).

6. A rapid pile laying device for a papermaking felt according to claim 5, characterized in that: One end of the screw hole rod (35) has a longitudinal section in a trapezoidal shape, and the size of one end of the screw hole rod (35) away from the gear box (34) is smaller than that of the other end.

7. The rapid pile laying device for a papermaking felt according to claim 5, characterized in that: A screw block (36) is fixedly connected to one side of the bolt (33), and the longitudinal section of the screw block (36) is hexagonal.

8. The rapid pile laying device for a papermaking felt according to claim 7, characterized in that: One side of the screw block (36) is fixedly connected to a connecting rope (37), and one end of the connecting rope (37) is fixedly connected to one side of the screw hole frame (24).

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