CN212653555U

CN212653555U - Wet tissue slitting equipment

Info

Publication number: CN212653555U
Application number: CN202021259975.3U
Authority: CN
Inventors: 吕大羽; 余文斌; 闵志华
Original assignee: Hangzhou Hotaru Sanitary Products Co ltd
Current assignee: Hangzhou Hotaru Sanitary Products Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-05
Anticipated expiration: 2030-06-30

Abstract

The utility model provides a wet piece of cloth equipment of cutting, including deciding wide cutting mechanism, the mechanism of trading in turn, fixed length cutting mechanism and the finished product conveyer that sets gradually, and decide wide cutting mechanism's output, the mechanism of trading in turn, fixed length cutting mechanism and finished product conveyer's input all covers and is located a casing, wear to establish the import department of deciding wide cutting mechanism's output on the casing, set up the ultraviolet sterilization banks. The utility model discloses a this equipment can realize the section production of wet piece of cloth to guarantee the section quality, and can reduce external environment and to wet piece of cloth section in-process its clean influence.

Description

Wet tissue slitting equipment

Technical Field

The utility model relates to a wet piece of cloth cuts processing technology field, especially relates to a wet piece of cloth equipment of cutting.

Background

The wet tissue is a material which is prepared from pure water, spunlace non-woven fabrics and propylene glycol and used for people to clean, has good toughness and can lock water, so that the wet tissue is widely used in daily life of people. In the production and processing process of wet tissues, large wet tissues are often required to be cut to form different sizes for packaging, so that the use requirements of people are met, therefore, the cutting equipment for the wet tissues is taken as one of main equipment in the production process of the wet tissues, and in order to meet the requirements of production efficiency and cleanness in the production process, I has conducted corresponding improvement and research and development of the cutting equipment for the wet tissues.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at solves the problem that exists among the prior art, provides the section production that can realize wet piece of cloth to guarantee the section quality, and can reduce the wet piece of cloth equipment of cutting of external environment to the influence of wet piece of cloth section in-process its cleanliness factor.

In order to solve the technical problem, the utility model discloses a technical scheme is: a wet tissue slitting device comprises a fixed width slitting mechanism, an alternate reel changing mechanism, a fixed length slitting mechanism and a finished product conveyor which are sequentially arranged, wherein the output end of the fixed width slitting mechanism, the alternate reel changing mechanism, the fixed length slitting mechanism and the input end of the finished product conveyor are all covered in a casing, an inlet of the output end of the fixed width slitting mechanism is arranged on the casing in a penetrating manner, an ultraviolet sterilization lamp bank is arranged, the casing reduces the influence of the external environment on the cleanness of the wet tissue slitting process, the ultraviolet sterilization lamp bank at the inlet can perform sterilization treatment on the wet tissue, the sanitary quality of the wet tissue is ensured to be qualified, meanwhile, after the fixed width slitting mechanism performs fixed width slitting on a wet tissue winding roller, the full winding roller and an empty wet tissue roller are replaced by the alternate reel changing mechanism to place the full winding wet tissue roller in the fixed length slitting mechanism for length slicing, and the empty wet tissue roller continues to perform fixed width slitting, the alternate roll changing mechanism realizes the connection of the width-fixed slitting and the length-fixed slicing processing of the wet tissue, effectively ensures the continuity of production, reduces the labor intensity of workers and has higher processing efficiency.

Furthermore, decide wide cutting mechanism includes the frame, rotates the wet piece of cloth winding up roller of putting in the frame and be located the guide roller set and the surely wide branch cutter unit of wet piece of cloth winding up roller side, guide roller set and surely wide branch cutter unit rotate in proper order and stride and locate in the frame, wet piece of cloth winding up roller is with the wet piece of cloth on it to be led to surely wide branch cutter unit department through the guide roller set, carries out the surely wide of wet piece of cloth by surely wide branch cutter unit and cuts.

Further, decide wide branch cutter group including the branch cut roller that the rotation erects in the frame, slip cap locate the multiunit branch cutter on cutting the roller and lie in the backing roll of cutting the roller below, the multiunit divide the cutter by locking bolt locking on cutting the roller, the backing roll rotates and sets up between the frame, and this backing roll and cut form wet piece of cloth punishment in advance passageway between the roller, remove the branch cutter along cutting the roller to adjust the interval between the adjacent branch cutter, satisfy the demand of cutting of corresponding width specification wet piece of cloth, and after the adjustment targets in place, lock by locking bolt to the position of cutting the cutter, and the backing roll then can be in-process of cutting, carries out wet piece of cloth and supports, and wet piece of cloth is easily pressed down when reducing and is led to cutting the crooked problem of line, guarantees wet piece of cloth quality.

Further, alternate reel changing mechanism is including the support frame that is located the frame side, rotate the transposition subassembly that sets up on the support frame, and the corresponding roller subassembly that sets up on transposition subassembly output, by the rotatory 180 degrees of transposition subassembly, realize the transposition of adjacent roller subassembly, with the cooperation decide wide cutting mechanism carry out the collection of the wet piece of cloth after the width is cut, perhaps match the fixed length cutting mechanism and realize handling the re-slicer of the full roll wet piece of cloth roller after cutting, with linking decide wide cutting mechanism and fixed length cutting mechanism, save the operation of artifical full roll wet piece of cloth roller that shifts, guarantee the production continuity, effectively improve production efficiency.

Furthermore, the transposition assembly comprises a transposition motor arranged on the support frame, a transposition arm connected to the output end of the transposition motor, and an auxiliary transposition rod corresponding to the transposition arm, the auxiliary transposition rod is rotatably arranged on the support frame, a roller assembly is erected between the auxiliary transposition rod and the transposition arm, the transposition motor drives the transposition arm to rotate, and the rotation transposition of the roller assembly erected between the support frames is realized under the action of the auxiliary transposition rod.

Furthermore, a walking gear assembly can be arranged on each of the transposition arm and the auxiliary transposition rod, and the walking gear assembly further ensures the transposition stability of the roller assembly in the transposition process.

Further, the roller subassembly is including connecting in the U type frame on transposition subassembly output and locating the roller on the U type frame through the mount pad rotating turret, the roller is rotatory by the rotating electrical machines drive, is driven the roller by the rotating electrical machines and rotates to carry out the rolling of decide wide cutting mechanism after cutting wet piece of cloth, perhaps unreel the action to full roll wet piece of cloth roller.

Further, fixed length cutting mechanism is including being located the door type frame of roll change mechanism side in turn, wearing to locate the lift cylinder on the door type frame crossbeam, connecting in the slicing knife of lift cylinder output and the supplementary guide roller between the door type frame stand is located to the rotating turret, the both ends of slicing knife slide along door type frame stand, supplementary guide roller is located and is close to roll change mechanism one side in turn on the door type frame, and supplementary guide roller is with the wet piece of cloth guide to door type frame below of coiling on the wet piece of cloth roller of full lap to take the slicing knife to go up and down by lift cylinder drive, in order to realize the fixed length section of the wet piece of cloth of door type frame below and handle.

Further, still slide through the link piece between the door type frame stand and set up horizontal swager constructs and two sets of vertical swager constructs, horizontal swager constructs and is located finished product conveyer's input top, and is two sets of the corresponding both sides that are located the slicing knife of vertical swager constructs, matches by horizontal swager constructs and two sets of vertical swager constructs, supports to press on wet piece of cloth to when reducing the slicing knife and carrying out the fixed length section of wet piece of cloth, because of the lower tangential force of slicing knife, easily tear the problem that the wet piece of cloth removed and glided in the position of cutting, guarantee the fixed length section quality to wet piece of cloth.

Further, horizontal swager constructs and vertical swager constructs all include corresponding slip wear to locate the slide bar on the link up piece, connect in the terminal sleeve of slide bar, the cover locate on the slide bar and be located the push-and-pull spring between link up piece and the sleeve and rotate and pass telescopic compression roller, the both ends of compression roller are slided and are set up between the door type frame stand, through the cooperation of slide bar, sleeve, push-and-pull spring and compression roller for this wet piece of cloth swager constructs can satisfy the pressure of supporting to the wet piece of cloth of multiple thickness specification, and the suitability is strong.

The utility model has the advantages and positive effects that: the casing has reduced the influence that external environment cuts the cleanliness factor of in-process to wet piece of cloth, and the ultraviolet sterilization banks of its import department, then can carry out sterilization treatment to wet piece of cloth, guarantee that its sanitary quality is qualified, simultaneously, carry out wet piece of cloth winding up roller fixed width through fixed width cutting mechanism and cut the back, change a roll mechanism with full wet piece of cloth roller and vacant roller transposition by the alternative, carry out the fixed length section with full wet piece of cloth roller placed fixed length cutting mechanism department, and vacant roller then continues to carry out the rolling of the wet piece of cloth after the fixed width is cut, change a roll mechanism in turn has realized wet piece of cloth fixed width and cut and the linking of fixed length section processing, the continuity of production has effectively been guaranteed, the labor intensity is reduced, machining efficiency is higher.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the exploded structure of fig. 1.

Fig. 3 is a partial structure diagram of the ultraviolet sterilization lamp set part on the cabinet in fig. 2.

Fig. 4 is a schematic structural view of the middle fixed-width slitting mechanism of the present invention.

Fig. 5 is a schematic structural view of the alternative reel changing mechanism of the present invention.

Fig. 6 is a schematic structural diagram of the middle fixed length slitting mechanism, the finished product conveyor, the horizontal pressing mechanism and the vertical pressing mechanism of the present invention.

Fig. 7 is another directional structural diagram of fig. 6.

Fig. 8 is a block diagram of the control relationship between the controller and each component according to the present invention.

In the figure: the device comprises a fixed-width cutting mechanism 1, a rack 11, a wet tissue winding roller 12, a guide roller group 13, a fixed-width slitting cutter group 14, a slitting roller 141, a slitting cutter 142, a supporting roller 143, an alternate winding changing mechanism 2, a supporting frame 21, a transposition assembly 22, a transposition motor 221, a transposition arm 222, an auxiliary transposition rod 223, a walking gear assembly 224, a roller assembly 23, a U-shaped frame 231, a roller shaft 232, a rotating motor 233, a fixed-length slitting mechanism 3, a door-shaped frame 31, a lifting cylinder 32, a slitting knife 33, an auxiliary guide roller 34, a finished product conveyor 4, a casing 5, an ultraviolet sterilization lamp group 51, a horizontal pressing mechanism 6, a sliding rod 61, a sleeve 62, a push-pull spring 63, a pressing roller 64 and a vertical pressing mechanism 7.

Detailed Description

For a better understanding of the present invention, the following further description is given in conjunction with the following embodiments and accompanying drawings.

As shown in fig. 1-8, a wet tissue slitting device comprises a fixed width slitting mechanism 1, an alternate reel changing mechanism 2, a fixed length slitting mechanism 3 and a finished product conveyor 4, which are sequentially arranged, wherein the input ends of the output end of the fixed width slitting mechanism 1, the input ends of the alternate reel changing mechanism 2, the input end of the fixed length slitting mechanism 3 and the input end of the finished product conveyor 4 are all covered in a casing 5, the inlet of the output end of the fixed width slitting mechanism 1 is arranged on the casing 5 in a penetrating manner, and an ultraviolet sterilization lamp set 51 is arranged.

Specifically, the arrangement of the alternate roll changing mechanism 2 avoids the problems that the existing full roll roller of the wet tissue after fixed-width slitting needs to be manually transferred to a fixed-length slitting equipment for processing, the labor intensity of workers is increased, the production continuity cannot be ensured, and the production efficiency is easily reduced; the finished product conveyor 4 can be an existing belt conveyor; the matching of the machine shell 5 and the ultraviolet sterilization lamp set 51 constructs a sanitary and clean production environment for processing the wet tissue.

Further, the fixed-width slitting mechanism 1 comprises a frame 11, a wet tissue winding roller 12 rotatably overlapped on the frame 11, and a guide roller group 13 and a fixed-width slitting knife group 14 which are positioned beside the wet tissue winding roller 12, wherein the guide roller group 13 and the fixed-width slitting knife group 14 are sequentially and rotatably arranged on the frame 11 in a spanning manner.

Specifically, the wet tissue winding roll 12 is driven to rotate by a driving motor arranged on the rack 11 so as to realize the unwinding action of the wet tissue on the wet tissue winding roll 12, the guide roll group 13 can be arranged into two groups of guide rollers corresponding to each other up and down, and a material passing channel is formed between the two groups of guide rollers, so that the wet tissue on the wet tissue winding roll 12 can be guided to the fixed-width slitting knife group 14 for fixed-width slitting, and the problem that the wet tissue retracts when being slit, namely, the wet tissue winding roll 12 moves in the direction can be reduced.

Further, the fixed-width slitting knife group 14 includes a slitting roller 141 rotatably mounted on the frame 11, a multi-component knife 142 slidably sleeved on the slitting roller 141, and a supporting roller 143 located below the slitting roller 141, the multi-component knife 142 is locked on the slitting roller 141 by a locking bolt, the supporting roller 143 is rotatably disposed between the frame 11, and a wet tissue passing channel is formed between the supporting roller 143 and the slitting roller 141.

Specifically, cut roller 141 and drive rotatoryly through setting up driving motor two on frame 11, and offer the spout on should cutting roller 141, divide cutter 142 to locate on cutting roller 141 through the blade holder cover, the blade holder cooperatees and slides along the spout, and this blade holder accessible lock bolt is in the spout, realizes the injecing to cutter 142 position.

Further, the alternate reel changing mechanism 2 includes a supporting frame 21 located beside the frame 11, a position changing assembly 22 rotatably disposed on the supporting frame 21, and a roller assembly 23 correspondingly disposed on an output end of the position changing assembly 22.

Further, the transposition assembly 22 includes a transposition motor 221 disposed on the support frame 21, a transposition arm 222 connected to an output end of the transposition motor 221, and an auxiliary transposition rod 223 corresponding to the transposition arm 222, the auxiliary transposition rod 223 is rotatably disposed on the support frame 21, and a roller assembly 23 is disposed between the auxiliary transposition rod 223 and the transposition arm 222.

Specifically, the output end of the motor shaft of the transposition motor 221 is sleeved with the transposition arm 222, and of course, except for the mode that the transposition arm 222 directly rotates 180 degrees each time by using the transposition motor 221, other structures capable of assisting the transposition arm 222 to rotate 180 degrees each time, such as a rotary cylinder, can be adopted, and the extension is not extended here.

Further, a traveling gear assembly 224 may be provided on each of the index arm 222 and the auxiliary index lever 223.

Specifically, the traveling gear assembly 224 includes a main gear, traveling gears correspondingly engaged with two sides of the main gear, and a gear ring (not shown in the figure) disposed on the support frame 21, the traveling gears are engaged with the gear ring, the main gear and the traveling gears are both rotatably disposed on the shifting arm 222, when the shifting motor 221 drives the main gear on the shifting arm 222 to rotate, the traveling gears can synchronously rotate along with the main gear, and the traveling gears travel along the gear ring, so as to ensure the stability of the shifting process, at this time, the traveling gear assembly 224 at the auxiliary shifting rod 223 synchronously moves along with the traveling gear assembly 224 at the shifting arm 222 under the traction of the roller assembly 23.

Further, the roller assembly 23 includes a U-shaped frame 231 connected to the output end of the index assembly 22, and a roller shaft 232 rotatably mounted on the U-shaped frame 231 through a mounting seat, wherein the roller shaft 232 is driven to rotate by a rotating motor 233.

Specifically, the U-shaped frame 231 is fixed between the transposition arm 222 and the auxiliary transposition rod 223, the installation seats are fixed on the U-shaped frame 231 and are correspondingly arranged in two groups, the roller shaft 232 is rotatably arranged between the two groups of installation seats in a penetrating manner, the rotating motor 233 is fixed on the installation seats, and the output end of the motor shaft of the rotating motor is connected with the roller shaft 232 through a coupling.

Further, the fixed-length slitting mechanism 3 includes a door-shaped frame 31 located beside the alternative reel changing mechanism 2, a lifting cylinder 32 penetrating through a cross beam of the door-shaped frame 31, a slicing knife 33 connected to an output end of the lifting cylinder 32, and an auxiliary material guiding roller 34 rotatably mounted between upper vertical columns of the door-shaped frame 31, wherein two ends of the slicing knife 33 slide along the vertical columns of the door-shaped frame 31, and the auxiliary material guiding roller 34 is located on the door-shaped frame 31 near one side of the alternative reel changing mechanism 2.

Specifically, a lifting cylinder 32 is fixed on a cross beam of the portal frame 31 through a bolt, a piston rod of the lifting cylinder 32 penetrates through the cross beam of the portal frame 31, and an output end of the piston rod is fixed on the slicing knife 33.

Further, a horizontal pressing mechanism 6 and two sets of vertical pressing mechanisms 7 are arranged between the upright columns of the portal frame 31 in a sliding mode through a connecting piece, the horizontal pressing mechanism 6 is located above the input end of the finished product conveyor 4, and the two sets of vertical pressing mechanisms 7 are correspondingly located on two sides of the slicing knife 33.

Further, the horizontal pressing mechanism 6 and the vertical pressing mechanism 7 each include a sliding rod 61 correspondingly slidably disposed through the linking member, a sleeve 62 connected to the end of the sliding rod 61, a push-pull spring 63 sleeved on the sliding rod 61 and located between the linking member and the sleeve 62, and a pressing roller 64 rotatably disposed through the sleeve 62, and two ends of the pressing roller 64 are slidably overlapped between the columns of the door frame 31.

Specifically, one end of the push-pull spring 63 is fixed on the connecting piece, the other end of the push-pull spring 63 is fixed on the sleeve 62, in the case of the horizontal pressing mechanism 6, under the action of the elastic force of the push-pull spring 63 and the traction force of the conveying belt in the finished product conveyor 4, when the slicing knife 33 is effectively reduced to cut the wet tissues, the downward cutting force inclines the wet tissues to the side close to the alternate reel changing mechanism 2, so as to ensure the quality of the cut wet tissues, in the case of the vertical pressing mechanism 7, under the action of the elastic force of the push-pull spring 63 and the gravity of the compression roller 64, the compression roller 64 is ensured to be pressed on the wet tissues, wherein the elastic force of the spring and the gravity of the compression roller 64 should be smaller than the traction force of the conveying belt in the conveying mechanism on the wet tissues.

In addition, the specific model specifications of the finished product conveyor 4, the ultraviolet sterilization lamp group 51, the first driving motor, the second driving motor, the transposition motor 221, the rotating motor 233 and the lifting cylinder 32 need to be determined according to model selection calculation such as specification parameters of the slitting equipment and specifications of wet tissues to be sliced, the model selection calculation method is the prior art, the method is not improved in the application, meanwhile, a controller can be further arranged to improve the automation degree of the slitting equipment, the controller is electrically connected with the finished product conveyor 4, the ultraviolet sterilization lamp group 51, the first driving motor, the second driving motor, the transposition motor 221, the rotating motor 233 and the lifting cylinder 32, the specific electric connection mode and the control principle adopt the prior art, and detailed description is omitted.

Use the utility model provides a wet piece of cloth equipment of cutting can realize the section production of wet piece of cloth to guarantee the section quality, and can reduce external environment and to wet piece of cloth in-process its clean influence. The working process of the slitting equipment is as follows:

1. the distance between the multi-component cutters 142 on the slitting roller 141 is adjusted according to the size specification requirement of the wet tissue, and the multi-component cutters are locked by a locking bolt after being adjusted in place so as to ensure that the width requirement of the wet tissue is met;

2. the wet tissue winding roller 12 to be cut is arranged on the frame 11, and the starting end of the wet tissue wound on the winding roller passes through the material guide roller group 13 and enters a wet tissue passing channel between the slitting roller 141 and the supporting roller 143;

3. starting an ultraviolet sterilization lamp set 51, a first driving motor, a second driving motor and a rotating motor 233 close to one side of the fixed-width cutting mechanism 1, wherein at the moment, the ultraviolet sterilization lamp set 51 sterilizes wet tissues entering the inner cavity of the shell 5, the first driving motor drives the wet tissue winding roller 12 to continuously unwind, the second driving motor drives the slitting knife 142 on the slitting roller 141 to rotate and cut, the fixed-width cutting of the wet tissues in the wet tissue passing channel is realized, the slit wet tissues are wound on the roller shaft 232 (the principle that the initial ends of the slit wet tissues are wound on the roller shaft 232 is the prior art in the field), and the winding of the wet tissues after the fixed-width cutting is realized under the action of the rotating motor 233 until the wet tissues are fully wound;

4. after the roll shaft 232 is fully rolled in the step 3, the first driving motor, the second driving motor and the rotating motor 233 close to one side of the fixed-width slitting mechanism 1 are closed, the transposition motor 221 is started to work, the transposition arm 222 is driven by the transposition motor 221 to rotate for 180 degrees, and the transposition of the two corresponding sets of roll assemblies 23 is realized under the traction of the roll assemblies 23 and the cooperation of the auxiliary transposition rod 223, so that the full-roll wet tissue roll is placed at the fixed-length slitting mechanism 3 to cut into pieces with fixed length, and the empty roll continues to roll the wet tissue after fixed-width slitting;

5. after the step 4 is completed, the rotating motor 233, the lifting cylinder 32 and the conveying mechanism far away from one side of the fixed-width splitting mechanism 1 are started to work, the rotating motor 233 unwinds the wet tissues wound on the full-roll wet tissue roll and guides the wet tissues to the lower part of the portal frame 31 through the auxiliary material guide roller 34, at this time, the lifting cylinder 32 controls the slicing knife 33 to descend to split the wet tissues, in the process, the horizontal material pressing mechanism 6 and the two groups of vertical material pressing mechanisms 7 are pressed against the wet tissues to reduce the moving problem of the wet tissues in the splitting process and ensure the splitting quality of the wet tissues, and the conveying mechanism drives the split wet tissue wiping sheets to transfer, so that the fixed-length slicing of the wet tissues is realized, and after the splitting of the wet tissues wound on the group of full-roll wet tissues is completed, the rotating motor 233, the lifting cylinder 32 and the conveying mechanism far away from one side of the.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.

Claims

1. The utility model provides a wet piece of cloth equipment of cutting which characterized in that: wet piece of cloth equipment of cutting is including deciding wide cutting mechanism (1), the mechanism of trading in turn (2), fixed length cutting mechanism (3) and finished product conveyer (4) that set gradually, and decide the output of wide cutting mechanism (1), the input of the mechanism of trading in turn (2), fixed length cutting mechanism (3) and finished product conveyer (4) all covers and locates in a casing (5), wear to establish the import department of the output of deciding wide cutting mechanism (1) on casing (5), set up ultraviolet sterilization banks (51).

2. A wet towel slitting device as set forth in claim 1, wherein: decide width and cut mechanism (1) including frame (11), rotate and take wet piece of cloth winding up roller (12) in frame (11) in and be located wet piece of cloth winding up roller (12) side guide roller set (13) and decide width branch cutter group (14), guide roller set (13) and decide width branch cutter group (14) rotate in proper order and stride and locate frame (11) on.

3. A wet towel slitting device as claimed in claim 2, wherein: decide wide branch cutter unit (14) include that the rotating turret locates branch on frame (11) and cuts roller (141), slip cap locate the multiunit on dividing and cutting roller (141) and be located branch back-up roll (143) of cutting roller (141) below, multiunit divide cutter (142) to be locked on dividing and cutting roller (141) by the locking bolt, back-up roll (143) rotate to be set up between frame (11), and form wet piece of cloth punishment in advance passageway between this back-up roll (143) and the branch and cut roller (141).

4. A wet towel slitting device as set forth in claim 1, wherein: the alternate reel changing mechanism (2) comprises a support frame (21) positioned beside the rack (11), a transposition assembly (22) rotatably arranged on the support frame (21), and a roller assembly (23) correspondingly arranged on the output end of the transposition assembly (22).

5. A wet towel slitting device according to claim 4, characterized in that: the transposition assembly (22) comprises a transposition motor (221) arranged on the support frame (21), a transposition arm (222) connected to the output end of the transposition motor (221), and an auxiliary transposition rod (223) corresponding to the transposition arm (222), wherein the auxiliary transposition rod (223) is rotatably arranged on the support frame (21), and a roller assembly (23) is erected between the auxiliary transposition rod (223) and the transposition arm (222).

6. A wet towel slitting device according to claim 5, characterized in that: a travelling gear assembly (224) can be arranged on each of the transposition arm (222) and the auxiliary transposition rod (223).

7. A wet towel slitting device according to any one of claims 4 to 6, characterized in that: the roller assembly (23) comprises a U-shaped frame (231) connected to the output end of the transposition assembly (22) and a roller shaft (232) arranged on the U-shaped frame (231) through a mounting seat rotating frame, and the roller shaft (232) is driven to rotate by a rotating motor (233).

8. A wet towel slitting device as set forth in claim 1, wherein: fixed length cutting mechanism (3) including be located door type frame (31) of roll change mechanism (2) side in turn, wear to locate lift cylinder (32) on door type frame (31) crossbeam, connect in slicing knife (33) of lift cylinder (32) output and rotating turret and locate door type frame (31) and go up supplementary guide roller (34) between the stand, the both ends of slicing knife (33) slide along door type frame (31) stand, supplementary guide roller (34) are located and are close to roll change mechanism (2) one side in turn on door type frame (31).

9. A wet towel slitting device as set forth in claim 8 wherein: still set up horizontal swager constructs (6) and two sets of vertical swager constructs (7) through linking piece slip between door type frame (31) the stand, horizontal swager constructs (6) and is located the input top of finished product conveyer (4), and is two sets of vertical swager constructs (7) and is corresponding to be located the both sides of slicing knife (33).

10. A wet towel slitting device as set forth in claim 9 wherein: the horizontal pressing mechanism (6) and the vertical pressing mechanism (7) respectively comprise a sliding rod (61) correspondingly arranged on the connecting piece in a sliding mode in a penetrating mode, a sleeve (62) connected to the tail end of the sliding rod (61), a push-pull spring (63) sleeved on the sliding rod (61) and located between the connecting piece and the sleeve (62), and a pressing roller (64) penetrating through the sleeve (62) in a rotating mode, and two ends of the pressing roller (64) are arranged between the upright columns of the door-shaped frame (31) in a sliding mode.