Cloth rolling machine facilitating roller replacement
By setting a translation and flipping component at the end of the fabric winding machine, the problem of the inability to replace fabric winding rollers with rollers of different diameters is solved, realizing convenient replacement of fabric winding rollers and improving operating efficiency.
Patent Information
- Application Number
- CN202423045266.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-10
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-12-10
AI Technical Summary
The existing fabric rolling machines have fixed winding rollers, which cannot be replaced with rollers of different diameters according to the actual fabric needs, resulting in poor adaptability.
A translation component and a flipping component are installed at the end of the fabric winding machine. The translation component allows the fabric winding roller to be disengaged from the roller frame, and the flipping component flips it to the outside of the fabric winding machine, making it easy to replace the fabric winding roller with a new diameter. The flipping component and the limiting component are used to limit the flipping amplitude and position to ensure that the new roller shaft is matched with the power component.
It enables convenient replacement of the fabric roll, avoids damage to the fabric roll during replacement, and improves the adaptability and operating efficiency of the fabric rolling machine.
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Figure CN223467977U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to cloth rolling equipment technical field, especially is a cloth rolling machine convenient to change roll. BACKGROUND
[0002] The cloth rolling machine is used for various cloth, including non-woven fabric, foam, leather, paper, reflective material, acetate cloth, reinforcing tape, conductive cloth and other material roll packaging and various fabric work cut before the repeated rolling, the utility model discloses a cloth rolling machine's cloth tightening device can tighten the rolled cloth, but in the actual use process, it is found that the cloth rolling roller at the end of the rolling machine cannot be replaced by the roller with different diameters because the distance between the cloth rolling rollers is fixed and the rollers are fixedly connected with the components. SUMMARY
[0003] Other features and advantages of the present utility model will be set forth in the following description of the application, and in part will become apparent to those skilled in the art upon examination of the following or can be learned by practice of the present utility model. The objects and other advantages of the present utility model can be realized and attained by the structure particularly pointed out in the description and the accompanying drawings.
[0004] The utility model discloses a cloth rolling machine convenient to change roll, through setting up the translation subassembly on the end cloth rolling roller of cloth rolling machine, when needing to replace the roller shaft of new diameter, the cloth rolling roller can be easily separated from the roller frame, the turnover subassembly of additional setting is rotationally connected on the cloth rolling machine, after the cloth rolling roller is separated from the roller frame, the staff overturns the turnover piece with force, makes the cloth rolling roller overturn to the outside of the cloth rolling machine, under the assistance of the turnover piece, the staff can take down the bulky cloth rolling roller with the cloth, thereby replacing the cloth rolling roller of new diameter, the limiting piece below the turnover piece limits the rotation amplitude and translation distance of the turnover piece, makes new roller shaft still be able to match with power assembly again, facilitates the next cloth rolling process.
[0005] The utility model provides a cloth rolling machine convenient to change roll, including the end setting cloth rolling roller subassembly of cloth rolling machine, set up in this cloth rolling machine with this cloth rolling roller subassembly between turnover subassembly and set up on this cloth rolling machine and with this turnover subassembly connection translation subassembly,
[0006] The cloth rolling roller subassembly includes roller frame, cloth rolling roller and rotation motor, the roller frame sets up at the both sides of the end of the cloth rolling machine, and the cloth rolling roller is detachably connected between the two roller frames, the turnover subassembly sets up at the both sides of the end of the cloth rolling machine and is located below the roller frame, the turnover subassembly includes the turnover piece of inclination setting, one end of the turnover piece is connected with the cloth rolling roller, and the other end of the turnover piece is rotationally connected with the end of the cloth rolling machine through the translation subassembly.
[0007] The improvement of the winding roller assembly arranged at the end of the winding machine, the roller frame is arranged to fix the position of the winding roller, the translation assembly is arranged to move horizontally, when the winding roller is removed from the roller frame when the new diameter roller shaft is needed, the turnover part connected with the winding roller is removed horizontally, the worker turns over the winding roller to make it outside the winding machine, so that the winding roller with the winding cloth can be taken out smoothly, and the interference of the components inside the winding machine is avoided, after replacing the new winding roller, the turnover part is turned back to the original position, the translation assembly is driven to move horizontally, and the winding roller is inserted into the roller frame again to complete the whole replacement process.
[0008] In some embodiments, the roller frame includes a left roller frame and a right roller frame, the rotating motor is arranged outside the right roller frame and connected with the winding machine, and the left roller frame is connected with the translation assembly and abuts against the winding machine. The rotating motor drives the winding roller to rotate to complete the winding action; the right roller frame fixes the position, and the left roller frame is connected with the translation assembly, which means that the action of driving the winding roller to separate from the roller frame is to move to the left, and the action of reinserting the winding roller into the roller frame is to move to the right.
[0009] In some embodiments, a conversion part is arranged to rotate in the right roller frame, one end of the conversion part is connected with the driving shaft of the rotating motor, the other end of the conversion part is connected with the inner shaft of the winding roller, and the other end of the inner shaft of the winding roller is rotatably connected with the left roller frame. The winding roller includes an inner shaft and an outer shaft, the inner shaft is arranged to match the conversion part, so that the winding roller can still be driven by the rotating motor after repeated insertion and removal actions, the outer shaft has different diameters and is arranged to adapt to the needs of winding cloth of different materials and weights, and the left roller frame is arranged to fix the position of the winding roller and cooperate with the rotation thereof.
[0010] In some embodiments, the turnover part is rotatably connected with the inner shaft of the winding roller, the turnover part is located between the outer shaft of the winding roller and the roller frame, and a notch is arranged on the turnover part. The position of the turnover part is arranged so that the turnover part can still support the winding roller after the winding roller is separated from the roller frame, so as to avoid the winding roller with cloth from falling sharply and being damaged after losing the support of the roller frame. After the turnover part is manually turned over, the winding roller can be removed from the notch, and the new winding roller can be replaced conveniently.
[0011] In some embodiments, the turnover assembly further includes a limiting part, the top of the limiting part is provided with a Y-shaped limiting groove, and the Y-shaped limiting groove abuts against the lower part of the turnover part. The limiting part is arranged to limit the turning range of the turnover part, the left side of the limiting groove matches the original position of the winding roller, so as to facilitate the reinsertion of the winding roller into the roller frame, and the right side of the limiting groove is arranged to limit the position after turning over, so as to facilitate the worker to take out and replace the new winding roller while the winding roller is separated from the notch.
[0012] In some embodiments, the limit groove is provided with a limit plate on the lower side, a moving guide rail is arranged outside the limit plate, a moving sliding groove is arranged on the cloth rolling machine corresponding to the moving guide rail, and the moving guide rail is in sliding connection with the moving sliding groove. The limit plate is arranged to connect the limit member and the moving sliding groove. The limit member can move horizontally under the cooperation of the moving guide rail and the moving sliding groove. The specific structure of the moving guide rail and the moving sliding groove can refer to the prior art, and the specific structure can be changed as needed, and the specific connection mode is not limited herein.
[0013] In some embodiments, the translation assembly comprises a left rotating shaft and a right rotating shaft. The left rotating shaft is arranged on the left side of the cloth rolling machine, and the right rotating shaft is arranged on the right side of the cloth rolling machine. The left rotating shaft is in rotating connection with the corresponding turnover member, and the turnover member can move horizontally along the left rotating shaft. The right rotating shaft is in rotating connection with the corresponding turnover member, and the right rotating shaft can move horizontally in the cloth rolling machine. The left rotating shaft and the right rotating shaft are arranged to enable the turnover member connected thereto to move horizontally, so that the cloth rolling roller is separated from the roller frame. The left rotating shaft is used for horizontal movement of the turnover member, and the right rotating shaft is used for horizontal movement of the turnover member from the cloth rolling machine.
[0014] In some embodiments, the translation assembly further comprises a moving screw. A moving groove is arranged on the left side of the cloth rolling machine, and the left roller frame is movably arranged in the moving groove. The moving screw is arranged on the side of the moving groove and drives the left roller frame in the moving groove to move horizontally. The moving screw is arranged to provide power for the entire translation process. Under the driving of the screw motor, the left roller frame moves horizontally to the left, thereby driving the cloth rolling roller connected thereto to move. After the right side of the cloth rolling roller is separated from the right roller frame by a certain distance, the worker pulls out the cloth rolling roller to separate it from the left roller frame, controls the turnover member to turn the cloth rolling roller, replaces a new cloth rolling roller, and then the worker assists the cloth rolling roller to turn back and reinserts it into the left roller frame. The screw motor is driven to move, so that the right side of the cloth rolling roller is matched with the rotating motor again. The specific structure of the moving screw can refer to the prior art, and details are not repeated herein.
[0015] By adopting the above technical scheme, the cloth rolling machine has the following advantages:
[0016] The translation assembly is arranged on the end cloth rolling roller of the cloth rolling machine. When a new roller shaft with a new diameter needs to be replaced, the cloth rolling roller can be easily separated from the roller frame. The turnover assembly is rotatably connected to the cloth rolling machine. After the cloth rolling roller is separated from the roller frame, the worker turns the turnover member to turn the cloth rolling roller to the outside of the cloth rolling machine. Under the assistance of the turnover member, the worker can easily take out the large-volume cloth rolling roller with the cloth rolled thereon, thereby replacing the new cloth rolling roller with a new diameter. The limit member arranged below the turnover member limits the rotation amplitude and translation distance of the turnover member, so that the new roller shaft can be matched with the power assembly again, and the next cloth rolling process is facilitated.
[0017] It is to be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
[0018] It is to be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
[0019] To let above and other purposes, features and advantages of the utility model can be more obvious and easy to understand, below one or several preferred embodiments are raised, and cooperate shown drawing, make detailed description as follows. BRIEF DESCRIPTION OF DRAWINGS
[0020] The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and are used to explain the utility model together with embodiments of the utility model, and do not constitute the limitation of the utility model.
[0021] In the drawings, same parts use same reference numerals, and the drawings are schematic, and are not necessarily drawn according to actual proportion.
[0022] To more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in embodiment or prior art description, obviously, the drawings in the following description are only one or several embodiments of the utility model, and those skilled in the art can obtain other drawings according to such drawings without paying creative labor.
[0023] Figure 1 It is the whole structure schematic diagram of the cloth reel for some embodiments of the utility model;
[0024] Figure 2 It is the connection schematic diagram of the cloth roller assembly and the turnover assembly for some embodiments of the utility model;
[0025] Figure 3 It is the turnover process schematic diagram of the turnover assembly for some embodiments of the utility model;
[0026] Figure 4 It is the cutaway schematic diagram of the connection structure of the turnover assembly and the translation assembly for some embodiments of the utility model.
[0027] Main drawing mark explanation:
[0028] 1, cloth roller assembly;
[0029] 11, left roller frame;12, right roller frame;13, cloth roller;14, rotating motor;
[0030] 2, turnover assembly;
[0031] 21. A turnover member;
[0032] 22. A limiting member;
[0033] 221. A limiting groove;
[0034] 222. A limiting plate;
[0035] 3. A translation assembly;
[0036] 31. A left rotation shaft;
[0037] 32. A right rotation shaft;
[0038] 33. A moving screw
[0039] 4. A conversion member;
[0040] 5. A moving sliding groove;
[0041] 6. A moving groove. DETAILED DESCRIPTION
[0042] In order to make the purpose, technical scheme and advantages of the utility model more clearly understood, the utility model is further described in detail below in combination with specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model, but not used to limit the utility model.
[0043] In addition, in the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like is based on the orientation or position relationship shown in the drawings, and is only used for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.
[0044] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integral; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements or the interaction relationship between two elements. However, it is noted that direct connection means that the connection between the two main bodies does not form a connection relationship through a transition structure, but is connected only through a connection structure to form a whole. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0045] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples.
[0046] Referring to Figure 1 With Figure 3 , Figure 1 is the overall structure diagram of the cloth winding machine in some embodiments of the present application; Figure 3 is the turning process schematic view of the turning assembly in some embodiments of the present application;
[0047] According to some embodiments of the present application, the present application provides a cloth winding machine convenient for roller replacement, comprising a cloth winding machine provided with a cloth winding roller assembly 1 at the end, a turning assembly 2 provided between the cloth winding machine and the cloth winding roller assembly 1, and a translation assembly 3 provided on the cloth winding machine and connected with the turning assembly 2;
[0048] The cloth winding roller assembly 1 comprises a roller bracket, a cloth winding roller 13 and a rotating motor 14, the roller bracket is provided at both sides of the end of the cloth winding machine, the cloth winding roller 13 is detachably connected between the two roller brackets, the turning assembly 2 is provided at both sides of the end of the cloth winding machine and located below the roller bracket, the turning assembly 2 comprises an inclined turning piece 21, one end of the turning piece 21 is connected with the cloth winding roller 13, and the other end of the turning piece 21 is rotatably connected with the end of the cloth winding machine through the translation assembly 3.
[0049] The cloth winding roller assembly 1 provided at the end of the cloth winding machine is improved, the roller bracket is provided to fix the position of the cloth winding roller 13, and the translation assembly 3 is provided to move horizontally. When a new diameter roller shaft needs to be replaced, the cloth winding roller 13 is pulled out of the roller bracket, the turning piece 21 connected with the cloth winding roller 13 is pulled out horizontally together with the cloth winding roller 13, the cloth winding roller 13 is turned by the staff to be located outside the cloth winding machine, so that the cloth winding roller 13 with the collected cloth can be smoothly taken out, and the interference of the components inside the cloth winding machine is avoided. After replacing the new cloth winding roller 13, the turning piece 21 is turned back to the original position, the translation assembly 3 is driven to move horizontally, the cloth winding roller 13 is reinserted into the roller bracket, and the whole replacement process is completed.
[0050] The turnover piece 21 is rotationally connected with the inner shaft of the cloth winding roller 13, is located between the outer shaft of the cloth winding roller 13 and the roller frame, and is provided with a notch. The position of the turnover piece 21 is arranged such that, after the cloth winding roller 13 is separated from the roller frame, the turnover piece 21 can still play a supporting role, so that the cloth winding roller 13 wound with cloth does not fall and is damaged after losing the support of the roller frame. After the turnover piece 21 is manually turned over, the cloth winding roller 13 can be separated from the notch, and a new cloth winding roller 13 can be conveniently replaced.
[0051] The turnover assembly 2 further comprises a limiting piece 22, the top of the limiting piece 22 is provided with a Y-shaped limiting groove 221, and the Y-shaped limiting groove 221 is in contact with the lower side of the turnover piece 21. The limiting piece 22 is arranged to limit the turning range of the turnover piece 21. The left side of the limiting groove 221 is used to match the original position of the cloth winding roller 13, so that the cloth winding roller 13 can be conveniently inserted into the roller frame. The right side of the limiting groove 221 is used to limit the position after turning over, so that the cloth winding roller 13 can be separated from the notch, and a new cloth winding roller 13 can be conveniently taken out and replaced.
[0052] Referring to Figure 2 , Figure 2 It is a schematic view of the connection between the cloth winding roller assembly and the turnover assembly in some embodiments of the utility model.
[0053] According to some embodiments of the utility model, optionally, the roller frame comprises a left roller frame 11 and a right roller frame 12, the rotating motor 14 is arranged on the outer side of the right roller frame 12 and is connected with the cloth winding machine, and the left roller frame 11 is connected with the translation assembly 3 and is in contact with the cloth winding machine. The rotating motor 14 drives the cloth winding roller 13 to rotate and complete the cloth winding action. The right roller frame 12 is fixed in position, and the left roller frame 11 is connected with the translation assembly 3, so that the action of driving the cloth winding roller 13 to separate from the roller frame is moving to the left, and the action of reinserting the cloth winding roller 13 into the roller frame is moving to the right.
[0054] The limiting plate 222 is arranged on the lower side of the limiting groove 221, the outer side of the limiting plate 222 is provided with a moving guide rail, the moving guide rail is in sliding connection with a moving sliding groove 5 arranged on the cloth winding machine, and the moving guide rail is in sliding connection with the moving sliding groove 5. The limiting plate 222 is arranged to realize the connection between the limiting piece 22 and the moving sliding groove 5. Under the cooperation of the moving guide rail and the moving sliding groove 5, the limiting piece 22 can realize transverse movement. The specific structure of the moving guide rail and the moving sliding groove 5 can refer to the prior art, and the specific structure can also be changed adaptively. The specific connection mode is not limited herein.
[0055] The translation assembly 3 comprises a left rotating shaft 31 and a right rotating shaft 32, the left rotating shaft 31 is arranged on the left side of the cloth rolling machine, the right rotating shaft 32 is arranged on the right side of the cloth rolling machine, the left rotating shaft 31 is rotationally connected with the corresponding turnover piece 21, and the turnover piece 21 can move transversely along the left rotating shaft 31; the right rotating shaft 32 is rotationally connected with the corresponding turnover piece 21 and can move transversely in the cloth rolling machine. The left rotating shaft 31 and the right rotating shaft 32 are arranged so that the turnover piece 21 connected with each other can move transversely, so that the cloth rolling roller 13 is separated from the roller frame, the left rotating shaft 31 is used for transverse movement of the turnover piece 21, and the right rotating shaft 32 is used for transverse movement of the turnover piece 21 from the cloth rolling machine.
[0056] The translation assembly 3 further comprises a moving screw 33, a moving groove 6 is formed outwardly on the left side of the cloth rolling machine, the left roller frame 11 is movably arranged in the moving groove 6, and the moving screw 33 is arranged on the side of the moving groove 6 and drives the left roller frame 11 in the moving groove 6 to move transversely. The moving screw 33 is arranged to provide power for the entire translation process, under the drive of the screw motor, the left roller frame 11 moves transversely to the left, thereby driving the cloth rolling roller 13 to move, the right side of the cloth rolling roller 13 is separated from the right roller frame 12 by a certain distance, then the worker pulls out the cloth rolling roller 13 to separate it from the left roller frame 11, controls the turnover piece 21 to overturn the cloth rolling roller 13, replaces the new cloth rolling roller 13, the worker assists the cloth rolling roller 13 to turn back and reinserts the cloth rolling roller 13 into the left roller frame 11, drives the screw motor to move, and the right side of the cloth rolling roller 13 is matched with the rotating motor 14 again. The specific structure of the moving screw 33 can refer to the prior art, and will not be described here.
[0057] Referring to Figure 4 , Figure 4 It is a cross-sectional view of the connection structure of the turnover assembly and the translation assembly in some embodiments of the utility model.
[0058] According to some embodiments of the utility model, the right roller frame 12 is rotationally arranged with a conversion piece 4, one end of the conversion piece 4 is connected with the driving shaft of the rotating motor 14, the other end of the conversion piece 4 is connected with the inner shaft of the cloth rolling roller 13, and the other end of the inner shaft of the cloth rolling roller 13 is rotationally connected with the left roller frame 11. The cloth rolling roller 13 comprises an inner shaft and an outer shaft, the inner shaft is arranged to match the conversion piece 4, so that the cloth rolling roller 13 can be driven by the rotating motor 14 after repeated insertion and extraction, and the outer shaft has different diameters and is used to adapt to different materials and weights of the rolled cloth. The left roller frame 11 is used to fix the position of the cloth rolling roller 13 and cooperate with the rotation thereof.
[0059] It is to be understood that the embodiments disclosed herein are not limited to particular treatments or materials disclosed herein but are extended to equivalents thereof It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting.
[0060] As used in this description, the term "embodiment" means a specific feature, or a combination of features described in connection with an embodiment includes in at least one embodiment of the present application. Therefore, the phrase or "embodiment" appearing throughout this description does not necessarily refer to the same embodiment.
[0061] Furthermore, the described features or characteristics can be incorporated in one or more embodiments in any other suitable manner. In the above description, some specific details are provided, such as thickness, number, etc., to provide a thorough understanding of embodiments of the present application. However, those skilled in the relevant art will understand that the present application can be implemented without one or more of the specific details or also by using other methods, components, materials, etc.
Claims
1. A roll changer for a fabric roll, characterized in that, Comprising A cloth rolling machine, the end of which is provided with a cloth rolling roller assembly; A turnover assembly arranged between the cloth rolling machine and the cloth rolling roller assembly; A translation assembly arranged on the cloth rolling machine and connected with the turnover assembly; The cloth rolling roller assembly comprises a roller frame, a cloth rolling roller and a rotating motor, the roller frame is arranged on both sides of the end of the cloth rolling machine, the cloth rolling roller is detachably connected between the two roller frames, the turnover assembly is arranged on both sides of the end of the cloth rolling machine and below the roller frame, the turnover assembly comprises an obliquely arranged turnover piece, one end of the turnover piece is connected with the cloth rolling roller, and the other end of the turnover piece is rotatably connected with the end of the cloth rolling machine through the translation assembly.
2. The cloth winding machine for easy roller replacement according to claim 1, characterized in that: The roller frame comprises a left roller frame and a right roller frame, the rotating motor is arranged outside the right roller frame and connected with the cloth rolling machine, and the left roller frame is connected with the translation assembly and abuts against the cloth rolling machine.
3. The roll changer of claim 2, wherein, A conversion piece is rotatably arranged in the right roller frame, one end of the conversion piece is connected with the driving shaft of the rotating motor, the other end of the conversion piece is connected with the inner shaft of the cloth rolling roller, and the other end of the inner shaft of the cloth rolling roller is rotatably connected with the left roller frame.
4. The roll changer of claim 3, wherein, The turnover piece is rotatably connected with the inner shaft of the cloth rolling roller, and the turnover piece is located between the outer shaft of the cloth rolling roller and the roller frame.
5. The roll changer of claim 1, wherein, The turnover assembly further comprises a limiting piece, the top of the limiting piece is provided with a Y-shaped limiting groove, and the Y-shaped limiting groove abuts against the turnover piece from below.
6. The roll changer of claim 5, wherein, A limiting plate is arranged below the limiting groove, a moving guide rail is arranged outside the limiting plate, a moving sliding groove is formed in the cloth rolling machine at a position corresponding to the moving guide rail, and the moving guide rail is slidably connected with the moving sliding groove.
7. The roll changer of claim 2, wherein, The translation assembly comprises a left rotating shaft and a right rotating shaft, the left rotating shaft is arranged on the left side of the cloth rolling machine, the right rotating shaft is arranged on the right side of the cloth rolling machine, the left rotating shaft is rotatably connected with the corresponding turnover piece, and the turnover piece can move transversely along the left rotating shaft, and the right rotating shaft is rotatably connected with the corresponding turnover piece and can move transversely in the cloth rolling machine.
8. The roll changer of claim 7, wherein, The translation assembly further comprises a moving screw, a moving groove is formed in the left side of the cloth rolling machine, the left roller frame is movably arranged in the moving groove, and the moving screw is arranged at the side of the moving groove and drives the left roller frame movably arranged in the moving groove to move transversely.
Citation Information
Patent Citations
Cloth tightening device for cloth rolling machine
CN216996950U