CN219789722U - Threading structure and file binding device - Google Patents

Threading structure and file binding device Download PDF

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Publication number
CN219789722U
CN219789722U CN202321100053.1U CN202321100053U CN219789722U CN 219789722 U CN219789722 U CN 219789722U CN 202321100053 U CN202321100053 U CN 202321100053U CN 219789722 U CN219789722 U CN 219789722U
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CN
China
Prior art keywords
clamping plate
support column
threading
shaft
push
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Active
Application number
CN202321100053.1U
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Chinese (zh)
Inventor
石青林
陈羽
方肖云
覃群玲
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Nanning Third People's Hospital
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Nanning Third People's Hospital
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Priority to CN202321100053.1U priority Critical patent/CN219789722U/en
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Publication of CN219789722U publication Critical patent/CN219789722U/en
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Abstract

The utility model belongs to the technical field of text binding apparatuses, and particularly relates to a threading structure and a document binding device, wherein the threading structure comprises: support column, push up subassembly, fly leaf, clamping plate and top board, push up subassembly, the fly leaf, clamping plate and top board all install on the support column, push up the subassembly and be located the fly leaf below, the fly leaf is located the clamping plate below, the clamping plate is located the top board below, the length of the last push rod that sets up of push up subassembly is adjustable, the angle between depression bar and the linkage roller is also adjustable, push up the position of subassembly installation on the support column simultaneously also can dismantle and install, be convenient for promote the perforating needle and punch threading work, and through setting up the support column, push up the subassembly, the fly leaf, clamping plate and top board can give up file case threading when binding, can punch and the work of threading again after fixed by the centre gripping, reduce the loaded down with trivial details step of binding, the effectual efficiency that has improved the device and bound file or file.

Description

Threading structure and file binding device
Technical Field
The utility model relates to the technical field of text binding instruments, in particular to a threading structure and a document binding device.
Background
Thread is one of the methods of book binding. It is obviously characterized in that the bound book lines are exposed outside the book. The line dress is a traditional binding method in China and is relatively compared with foreign' books. When binding, the printed pages are folded according to the center seam, so that the book ports are aligned, the sealing surfaces are arranged at the front and back of the book, and the book is formed by punching and threading.
When managing texts such as files, the texts usually need to be bound together, wherein a binding mode adopted frequently is thread binding, at present, when the text is bound by thread binding, the text is usually punched manually, a tool is used for hooking the binding thread and passing through the punched hole, and finally the binding thread is knotted, so that the binding of the text is realized. By adopting the mode, the efficiency is low, the steps are complex, the binding precision is difficult to ensure, and the text is easy to damage.
Therefore, how to design a threading structure and a document binding device is a problem that we need to solve at present.
Disclosure of Invention
The utility model aims to provide a threading structure and a document binding device, which are used for solving the problems of complicated binding steps and low efficiency in the prior art.
To achieve the above object, in one aspect, the present utility model provides a threading structure comprising:
the support column is provided with a guide groove for sliding guide on the inner side wall, and a plurality of fixing holes penetrating through the guide groove are formed on the outer side wall of the support column;
the pushing-up assembly is detachably arranged on the support column, the pushing-up assembly is a lever with a fulcrum located in the fixing hole and arranged on the support column, the pushing-up assembly comprises a pressing rod, a linkage roller and a connecting shaft, the connecting shaft is the fulcrum, one side of the lever is the linkage roller, and the other side of the lever is the pressing rod;
the movable plate is movably arranged on the support column and is positioned above the push-up assembly, and a plurality of perforating needles with threading holes are arranged at the upper end of the movable plate;
the clamping plate is movably arranged on the supporting column and is positioned above the movable plate, two sides of the clamping plate for clamping the archive file are provided with contraction members for providing traction force for upward movement, and clamping plates corresponding to the punching needles are provided with clamping plate grooves; and
and the top plate is detachably arranged on the support column and positioned above the clamping plate, and a top plate slot corresponding to the clamping plate slot is formed in the top plate.
Preferably, in the above technical solution, the contraction member is a contraction spring tube, and the contraction spring tube is located in the guide groove.
Preferably, in the above technical solution, one end of the retraction spring tube is connected to the clamping plate slider, and the other end is connected to the upper end in the guide groove.
Preferably, in the above technical solution, the clamping plate sliding blocks are relatively disposed at two ends of the clamping plate, and the clamping plate sliding blocks can slide in the guide grooves.
Preferably, in the above technical solution, side sliders are disposed at opposite positions of two ends of the movable plate, and the side sliders can slide in the guide grooves.
Preferably, in the above technical scheme, the connecting shaft can penetrate through the fixing hole, one end of the connecting shaft is a holding part, the other end of the connecting shaft is a threaded column provided with a shaft nut, and two shaft side blocks positioned on the same straight line are arranged in the middle and at two sides of the connecting shaft.
Preferably, in the above technical solution, the compression bar includes:
a handle;
the pressing connecting cylinder is arranged at two ends of the handle, and a cavity for accommodating is formed in the pressing connecting cylinder;
the pressing connecting rod is detachably arranged in the cavity arranged in the pressing connecting cylinder;
the rod connecting hole is formed in the cylindrical block connected with the pressing connecting rod, and the connecting shaft can penetrate through the rod connecting hole.
Preferably, in the above technical solution, the linkage roller installed between two cylindrical blocks includes:
a connecting cylinder;
a roller connecting hole which is formed in the connecting cylinder, and through which the connecting shaft can pass;
the extrusion block is arranged on the connecting cylinder and is semi-cylindrical.
Preferably, in the above technical solution, a plurality of grooves which are arranged along a ring shape and can be inserted into the shaft side block are provided in each of the rod connection hole and the roller connection hole.
Preferably, in the above technical solution, the shaft side blocks provided at two sides of the connecting shaft may be respectively inserted into the two rod connecting holes, and the shaft side blocks provided at a middle part of the connecting shaft may be inserted into the roller connecting holes.
In order to achieve the above object, in another aspect, the present utility model provides a document binding apparatus characterized by comprising the threading structure as described above.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the file binding device, the supporting columns, the push-up assembly, the movable plate, the clamping plate and the top plate are arranged, so that when files or files are punched, threaded and bound, punching and threading can be performed simultaneously after the files or files are clamped and fixed, complicated steps of binding are reduced, and the efficiency of the device for binding the files or files is effectively improved.
2. According to the utility model, the pressing rod, the linkage roller, the plurality of fixing holes and the connecting shaft are arranged, so that the upward pushing component can adjust the installation position according to the requirement or according to the working distance of punching and threading by pushing the movable plate upwards, and the punching needle arranged on the movable plate can completely penetrate through files or documents to be bound, thereby effectively improving the punching and threading effects of the device.
3. According to the utility model, the shaft side block, the roller connecting hole and the rod connecting hole are arranged, so that the angle between the pressure rod and the linkage roller can be adjusted, and a user or a worker can adjust the angle between the pressure rod and the linkage roller according to own habits, thereby the pressure rod arranged on the push-up assembly is more convenient for the user or the worker to press, and the practicability of the device in use is effectively improved.
Drawings
Fig. 1 is a schematic overall structure of the device of the present utility model.
FIG. 2 is a schematic diagram of the device of the present utility model holding files or other documents.
Fig. 3 is a schematic structural view of the present utility model when the support column, the pressure lever and the linkage roller are connected.
Fig. 4 is a schematic structural view of the coupling roller of the present utility model.
Fig. 5 is a schematic structural view of a compression bar according to the present utility model.
Fig. 6 is a schematic structural view of the connecting shaft of the present utility model.
Fig. 7 is a schematic structural view of the top plate of the present utility model.
Fig. 8 is a schematic view of the structure of the clamping plate of the present utility model when connected to a support column.
Fig. 9 is a schematic structural view of the movable plate with binding threads connected with the support column.
Fig. 10 is a schematic view of the structure of the receiving ball and the hanging plate of the present utility model.
Fig. 11 is a schematic structural view of a part of the structure of the perforating needle of the present utility model.
Reference numerals illustrate: 1. a bottom plate; 2. a support column; 3. a compression bar; 4. a linkage roller; 5. a movable plate; 6. a clamping plate; 7. a top plate; 8. a fixing hole; 9. a guide groove; 10. a connecting shaft; 11. extruding a block; 12. a roller connection hole; 13. a connecting cylinder; 14. pressing the connecting rod; 15. pressing the connecting cylinder; 16. a rod connection hole; 17. a handle; 18. a spindle nut; 19. a shaft side block; 20. grooving the top plate; 21. contracting the spring tube; 22. slotting the clamping plate; 23. a clamping plate sliding block; 24. a side slider; 25. receiving the ball; 26. a perforating needle; 27. a hanging plate; 28. a wire guide; 29. a wire filling port; 30. and a threading hole.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.
In describing the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. refer to the orientation or positional relationship based on that shown in the drawings, or that the present utility model product is conventionally placed in use, merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby a feature defining "first," "second," or the like, may explicitly or implicitly include one or more such features, and in the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise specifically limited.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9 and 11, this embodiment discloses a threading structure comprising: support column 2, push-up assembly, movable plate 5, clamping plate 6 and top plate 7.
Specifically, the inner side wall of the support column 2 is provided with a guide groove 9 for sliding guide, and the outer side wall of the support column 2 is provided with a plurality of fixing holes 8 penetrating through the guide groove 9; the push-up component is a lever with a pivot point positioned in the fixed hole 8 and arranged on the support column 2, the push-up component is detachably arranged on the support column 2, the push-up component is a lever with a pivot point positioned in the fixed hole 8 and arranged on the support column 2, the push-up component comprises a compression bar 3, a linkage roller 4 and a connecting shaft 10, the connecting shaft 10 is a pivot point, one side of the lever is the linkage roller 4, and the other side of the lever is the compression bar 3; the movable plate 5 is movably arranged on the support column 2 and is positioned above the push-up assembly, and a plurality of perforating needles 26 provided with threading holes 30 are arranged at the upper end of the movable plate 5; the clamping plate 6 is movably arranged on the support column 2 and is positioned above the movable plate 5, two sides of the clamping plate 6 for clamping the archive file are provided with contraction members for providing upward moving pulling force, and the clamping plate 6 is provided with clamping plate grooves 22 corresponding to the perforating needles 26; and top board 7 detachably installs on support column 2 and be located the top of clamping plate 6, top board 7 is last to be offered the roof fluting 20 that corresponds with splint fluting 22, the fly leaf 5 that sets up on the device and clamping plate 6 all can be at two support columns 2 activity from top to bottom, when binding archives or files through the device, only need place archives or files on clamping plate 6 and prop up right angle limit and align, make splint fluting 22 be located the middle part of archives or files, then pull up clamping plate 6 through shrink mechanism, let file or file be held between clamping plate 6 and top board 7, thereby fix archives or files, then press depression bar 3 through the principle of lever, make the push-up subassembly use connecting axle 10 as the pivoted axle, and let linkage roller 4 upwards top fly leaf 5, make fly leaf 5 upwards move, let simultaneously in the through hole 30 the perforating needle 26 that has the binding wire pass through splint fluting 22 in proper order, archives and fluting 20, make in the file perforating wire along with the line that the perforating needle produces and the line that has cut out the line that the file and need be located the top board 7 and can directly be used for the file according to the line of binding work, the file needs of the line that the line is cut-out of the file is directly to be located the top board, the file binding personnel can be saved, the time need to the line of binding personnel.
Referring to fig. 1, 2 and 8, in the preferred embodiment, the shrinkage member is a shrinkage spring tube 21, the shrinkage spring tube 21 is located in the guide groove 9, the shrinkage spring tube 21 is provided with a plurality of elastic forces provided by shrinkage of the shrinkage spring tube 21 to enable the clamping plate 6 to have an upward moving force, and when binding and placing files or documents on the clamping plate 6, the files or documents can be clamped and fixed between the clamping plate 6 and the top plate 7 by the force generated by shrinkage of the shrinkage spring tube 21, thereby playing a role of clamping and fixing the files or documents and effectively improving the stability of clamping and fixing the files or documents.
Specifically, the one end of shrink spring pipe 21 links to each other with splint slider 23, and the other end links to each other with the upper end in the guide way 9, and shrink spring pipe 21 is installed through the mode of screw tightening fixed for shrink spring pipe 21 can dismantle under the circumstances that deformation or damage appears and change or maintain, and top board 7 also fixes the top at two spinal branch daggers 2 through the screw, thereby makes the device can dismantle when not using and store into the accessory, makes things convenient for the transportation and the storage of device, and the effectual convenience that has improved the device dismantlement and installation.
Further, the clamping plate sliding blocks 23 are relatively arranged at two ends of the clamping plate 6, the clamping plate sliding blocks 23 can slide in the guide grooves 9, the clamping plate 6 can slide in the guide grooves 9 arranged in the support columns 2 through the clamping plate sliding blocks 23, when the clamping plate 6 clamps a placed file or document, the clamping plate can slide or move along the guide grooves 9, and after the clamping plate 6 clamps the file or document, the clamping plate 6 cannot move or shake in the horizontal direction due to the limitation of the clamping plate sliding blocks 23 caused by the guide grooves 9, so that the clamped file or document is prevented from being displaced or offset, and the situation of guiding and preventing the clamped file or document from being displaced is achieved.
Referring to fig. 1, 2, 9 and 10, in a preferred embodiment, the opposite positions of two ends of the movable plate 5 are provided with side sliding blocks 24, the side sliding blocks 24 can slide in the guide grooves 9, and the movable plate 5 can slide in the guide grooves 9 arranged in the support column 2 through the side sliding blocks 24, so that the movable plate 5 can stably move or slide when moving and carrying out punching and threading on an archive file through the punching needle 26, deviation of punching positions is reduced, and accuracy of punching and threading positions of the archive file is effectively improved.
In addition, the storage ball 25 that links to each other with link plate 27 passes through the screw to be installed on fly leaf 5, wire guide 28 has been seted up to the top of storage ball 25, wire loading mouth 29 has been seted up to the lateral wall of storage ball 25, storage ball 25 is the ball that the inside is provided with the cavity, the binding thread that is used for binding can be placed to storage ball 25 in from wire loading mouth 29, the one end that needs to be used for binding the threading can be worn out and pull out from wire guide 28 and wear in the through wires hole 30 that perforating needle 26 set up, thereby let the staff be convenient for accomodate or take the binding thread, the effectual convenience that has improved the binding thread and taken and placed the accomodate.
Referring to fig. 1, 2, 3, 4, 5 and 6, in a preferred embodiment, the connecting shaft 10 can penetrate through the fixing hole 8, one end of the connecting shaft 10 is a holding part, the other end is a threaded column provided with a shaft nut 18, two shaft side blocks 19 positioned on the same straight line are arranged in the middle and two sides of the connecting shaft 10, a push-up component similar to the lever principle can be installed on the supporting column 2, the device is supported by the supporting column 2 and the bottom plate 1 connected with the lower end of the supporting column 2, and the position of the push-up component on the supporting column 2 can be selected according to the position of the fixing hole 8, so that the height or distance of the upward pushing of the linkage roller 4 in the push-up component can be adjusted according to the situation, and the installation position of the push-up component is adjusted.
Further, the pressing lever 3 includes: a handle 17; the pressing connecting cylinders 15 are arranged at two ends of the handle 17, and a cavity for accommodating is arranged in the pressing connecting cylinders 15; the pressing connecting rod 14 is detachably arranged in a cavity arranged in the pressing connecting cylinder 15; the pole connecting hole 16 set up in with press the cylinder piece that the connecting rod 14 links to each other, the connecting axle 10 can run through pole connecting hole 16, push up the subassembly and similar with lever construction principle, the last push down connecting rod 14 of depression bar 3 and the scalable regulation of position of pressing the connecting cylinder 15, and accessible bolt and nut are connected fixedly, thereby let the length of depression bar 3 can carry out flexible regulation, can adjust the lever length of holding one end promptly, make the subassembly that pushes up can be more laborsaving when pressing down through the principle of lever, the power when letting gangroller 4 upwards promote simultaneously is bigger, make the perforation threading work of archives or files more laborsaving, the effectual convenience of archives or file perforation threading that has improved.
Further, the interlocking roller 4 installed between the two cylindrical blocks includes: a connecting cylinder 13; the roller connecting hole 12 is formed in the connecting cylinder 13, and the connecting shaft 10 can penetrate through the roller connecting hole 12; the extrusion piece 11 sets up on connecting cylinder 13, and extrusion piece 11 is semicylindrical, through the connection and the installation of connecting axle 10, the live-action roller 4 also can upwards press and remove fly leaf 5 simultaneously with pressing the depression bar 3, and the extrusion piece 11 that sets up on the live-action roller 4 is the arcwall face in the one side that upwards presses and contacts fly leaf 5 for extrusion piece 11 can reduce the resistance that promotes the production when upwards pressing the fly leaf 5 to support, and the work of threading of punching of letting shelves or file is more laborsaving, has played the effect of reducing contact friction.
Further, all be provided with a plurality of grooves along annular range and can imbed axle side piece 19 in pole connecting hole 16 and the roller connecting hole 12 for pole connecting hole 16 corresponds and aligns with the roller connecting hole 12 that sets up on the linkage roller 4 after the depression bar 3 is guaranteeing to rotate, just can change the angle between depression bar 3 and the linkage roller 4, and convenient to use person or staff can adjust the angle between depression bar 3 and the linkage roller 4 according to own custom, and convenient to use person or staff presses the action of depression bar 3, the effectual practicality that improves the device use.
Further, the shaft side blocks 19 arranged at two side parts of the connecting shaft 10 can be respectively embedded into the two rod connecting holes 16, the shaft side blocks 19 arranged at the middle part of the connecting shaft 10 can be embedded into the roller connecting holes 12, the pressing rod 3 and the linkage roller 4 arranged on the push-up assembly are connected through the connecting shaft 10 and are arranged on the supporting column 2, the connecting shaft 10 can clamp the rod connecting holes 16 and the roller connecting holes 12 when the pressing rod 3 and the linkage roller 4 are connected through the shaft side blocks 19, the pressing rod 3 and the linkage roller 4 can rotate in the fixing holes 8 arranged on the supporting column 2 when in use, and the shaft side blocks 19 are provided with a plurality of blocks, so that the stability of connection and fixation with the pressing rod 3 and the linkage roller 4 is enhanced.
In this embodiment, there is also provided a document binding apparatus including the threading structure as described above.
The working principle of the embodiment is as follows:
when binding files or documents, the files or documents are firstly placed on the clamping plate 6 and aligned with the right-angle sides, and meanwhile, the scales arranged on the top plate 7 are used for comparing, so that the positions of the files or documents, which are required to be bound and threaded by staff or operators, are aligned with the clamping plate grooves 22 arranged on the clamping plate 6 and the top plate grooves 20 arranged on the top plate 7.
The clamping plate 6 is then pulled upwards by the force provided when the plurality of retraction spring tubes 21 are retracted, leaving the file or document clamped between the clamping plate 6 and the top plate 7.
Then, the binding thread passes through the threading hole 30 arranged by the perforating needle 26, then the pressing rod 3 is pressed downwards, the movable plate 5 is pushed upwards by the extrusion block 11 arranged by the linkage roller 4 through the linkage of the lever principle and the pressing rod 3 and the linkage roller 4, the perforating needle 26 arranged on the movable plate 5 sequentially penetrates through the clamping plate slot 22, the archive file and the top plate slot 20, and the binding thread passing through the threading hole 30 penetrates out of the archive file clamped between the clamping plate 6 and the top plate 7.
Finally, the staff can cut the binding line penetrating out of the archive file and displayed above the top plate 7 according to the length required by knotting, and the staff can directly perform knotting work of the binding line after punching and threading the archive file, so that the efficiency of archive or file binding is effectively improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A threading structure comprising:
the support column (2) is provided with a guide groove (9) for sliding guide on the inner side wall, and a plurality of fixing holes (8) penetrating through the guide groove (9) are formed on the outer side wall of the support column (2);
the pushing-up assembly is detachably arranged on the support column (2), is a lever with a fulcrum located in the fixing hole (8) and arranged on the support column (2), and comprises a compression rod (3), a linkage roller (4) and a connecting shaft (10), wherein the connecting shaft (10) is the fulcrum, one side of the lever is the linkage roller (4), and the other side of the lever is the compression rod (3);
the movable plate (5) is movably arranged on the support column (2) and is positioned above the push-up assembly, and a plurality of perforating needles (26) with threading holes (30) are arranged at the upper end of the movable plate (5);
a clamping plate (6) which is movably arranged on the support column (2) and is positioned above the movable plate (5), two sides of the clamping plate (6) for clamping the archive file are provided with contraction members for providing upward traction force, and the clamping plate (6) is provided with clamping plate grooves (22) corresponding to the perforating needles (26); and
and the top plate (7) is detachably arranged on the support column (2) and is positioned above the clamping plate (6), and a top plate slot (20) corresponding to the clamping plate slot (22) is formed in the top plate (7).
2. Threading structure according to claim 1, characterized in that the constriction member is a constriction spring tube (21), which constriction spring tube (21) is located in the guide groove (9).
3. Threading structure according to claim 2, characterized in that one end of the retraction spring tube (21) is connected to the clamping plate slider (23) and the other end is connected to the upper end in the guide slot (9).
4. A threading structure according to claim 3, characterized in that the clamping plate slider (23) is arranged at opposite ends of the clamping plate (6), the clamping plate slider (23) being slidable in the guide groove (9).
5. Threading structure according to claim 1, characterized in that the two opposite ends of the mobile plate (5) are provided with lateral sliding blocks (24), the lateral sliding blocks (24) being able to slide in the guide grooves (9).
6. Threading structure according to claim 1, characterized in that the connecting shaft (10) can penetrate through the fixing hole (8), one end of the connecting shaft (10) is a holding part, the other end is a threaded column provided with a shaft nut (18), and two shaft side blocks (19) positioned on the same straight line are arranged in the middle and two sides of the connecting shaft (10).
7. Threading structure according to claim 6, characterized in that said presser bar (3) comprises:
a handle (17);
a pressing connection cylinder (15) which is arranged at two ends of the handle (17), wherein a cavity for accommodating is arranged in the pressing connection cylinder (15);
a pressing connection rod (14) detachably mounted in a cavity provided in the pressing connection cylinder (15);
and a rod connection hole (16) which is formed in a cylindrical block connected to the pressing connection rod (14), wherein the connection shaft (10) can penetrate through the rod connection hole (16).
8. Threading structure according to claim 7, characterized in that the linkage roller (4) mounted between two of the cylindrical blocks comprises:
a connecting cylinder (13);
a roller connection hole (12) which is provided in the connection tube (13), and through which the connection shaft (10) can pass through the roller connection hole (12);
and the extrusion block (11) is arranged on the connecting cylinder (13), and the extrusion block (11) is semi-cylindrical.
9. Threading structure according to claim 8, characterized in that a plurality of grooves which are arranged along a ring shape and can be embedded into the shaft side blocks (19) are arranged in the rod connecting hole (16) and the roller connecting hole (12), the shaft side blocks (19) arranged at two sides of the connecting shaft (10) can be respectively embedded into the two rod connecting holes (16), and the shaft side blocks (19) arranged at the middle part of the connecting shaft (10) can be embedded into the roller connecting hole (12).
10. Document binding apparatus comprising a threading arrangement according to any one of claims 1 to 9.
CN202321100053.1U 2023-05-09 2023-05-09 Threading structure and file binding device Active CN219789722U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321100053.1U CN219789722U (en) 2023-05-09 2023-05-09 Threading structure and file binding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321100053.1U CN219789722U (en) 2023-05-09 2023-05-09 Threading structure and file binding device

Publications (1)

Publication Number Publication Date
CN219789722U true CN219789722U (en) 2023-10-03

Family

ID=88181830

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321100053.1U Active CN219789722U (en) 2023-05-09 2023-05-09 Threading structure and file binding device

Country Status (1)

Country Link
CN (1) CN219789722U (en)

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