Slitting device for thermo-sensitive paper
By designing a slitting device including a U-shaped frame, a telescopic rod, a slitting device, a traction device and a limit guide device, the problem of inability to adapt to the offset in the thermal paper of different sizes and during the slitting process in the prior art is solved, and efficient slitting and offset prevention of thermal paper of different sizes is achieved.
Patent Information
- Application Number
- CN202421423690.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-21
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-06-21
AI Technical Summary
The existing slitting devices cannot adapt to different sizes of thermal paper, and are prone to deviation during the slitting process.
A slitting device including a U-shaped frame, a telescopic rod, a slitting device, a traction device and a limit guide device are designed. The position of the slitting knife is adjusted by a movable ring and a rotary handle, and the speed reduction motor, gears and pulling rollers are used for traction, and the limit guide is provided through the movable guide roller to prevent deviation.
The slitting of thermal papers of different sizes is achieved, offset is avoided, and slitting accuracy and efficiency are improved.
Smart Images
Figure CN222681019U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of thermal paper, in particular to a thermal paper cutting device. Background Art
[0002] Thermal paper is also known as thermal fax paper, thermal recording paper, and thermal copy paper. Thermal paper is a processed paper. Its manufacturing principle is to apply a layer of "thermal coating" on high-quality base paper. The manufacturing principle of thermal paper is to apply microparticle powder on ordinary paper base. The composition is colorless dye phenol or other acidic substances, separated by a film. Under heating conditions, the film melts and the powder mixes to react with color. The colored writing on thermal paper is unstable and easy to fade, making the content of the document difficult to recognize.
[0003] Thermal paper needs to be cut during the production process. The cutting devices on the market cannot adapt to thermal papers of different sizes and can only cut thermal papers of one size. Thermal paper is prone to deviation during the cutting process and needs to be improved. Utility Model Content
[0004] 1. Technical issues to be solved
[0005] The technical problem to be solved by the utility model is that the existing slitting device cannot adapt to thermal papers of different sizes and can only slit thermal papers of one size, and the thermal papers are prone to deviation during the slitting process.
[0006] (II) Technical solution
[0007] In order to solve the above technical problems, the technical solution provided by the utility model is: a thermal paper slitting device, comprising a U-shaped frame, an inverted U-shaped frame is provided on the top of the U-shaped frame, a telescopic rod is provided on the inverted U-shaped frame, a slitting device is provided at the output end of the telescopic rod, a traction device cooperating with the slitting device is provided on one side of the U-shaped frame, and a limiting guide device cooperating with the slitting device is provided on the other side.
[0008] As an improvement, the slitting device includes a U-shaped frame fixedly connected to the telescopic rod, a rod body connected to the U-shaped frame is provided inside the U-shaped frame, the rod body is provided with a groove arranged along the length direction of the rod body, a plurality of movable rings are sleeved on the rod body, a slitting knife is fixed on the ring, and a rotating handle is provided on the ring that passes through the ring and extends into the groove.
[0009] As an improvement, the traction device includes symmetrically arranged rotating shafts, the outer side of the U-shaped frame is provided with a reduction motor that cooperates with any rotating shaft, and the rotating shaft is provided with gears that mesh with each other and traction rollers that cooperate with each other.
[0010] As an improvement, the traction rollers are all provided with anti-slip sleeves that fit each other.
[0011] As an improvement, the limit guide device includes a rotating shaft 1 and a rotating shaft 2 that cooperate with each other, the rotating shaft 1 is sleeved with a symmetrically arranged and movable guide roller 1, the rotating shaft 2 is sleeved with a movable guide roller 2 that fits with the guide roller 1, the guide roller 1 includes a roller 1, a conical ring and a fixed ring 1 that are fixed in sequence, the guide roller 2 includes a fixed ring 2 and a roller 2 that fits with the roller 1, and the fixed ring 1 and the fixed ring 2 are respectively provided with bolts that penetrate the fixed ring 1 and the fixed ring 2 and abut against the rotating shaft 1 and the rotating shaft 2.
[0012] (III) Beneficial effects
[0013] The advantages of the utility model compared with the prior art are:
[0014] 1. The ring on the slitting device is movable, and the position of the ring can be adjusted according to the size of the thermal paper required, thereby adjusting the position of the slitting knife, so that the device can cut thermal papers of different sizes;
[0015] 2. The reduction motor, gear and traction roller on the traction device cooperate to traction the thermal paper;
[0016] 3. The guide roller 1 and the guide roller 2 on the position-limiting guide device cooperate with each other and are movable, so as to limit and guide thermal papers of different sizes to prevent them from deflecting. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 .
[0018] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 .
[0019] Figure 3 It is a structural schematic diagram of the main viewing state of the utility model.
[0020] Figure 4 This utility model Figure 3 Schematic diagram of the structure in cross-section at BB.
[0021] As shown in the figure: 1. U-shaped frame; 2. Inverted U-shaped frame; 3. Telescopic rod; 4. Slitting device; 5. Pulling device; 6. Limiting guide device; 7. U-shaped frame; 8. Rod body; 9. Groove; 10. Ring; 11. Slitting knife; 12. Rotary handle; 13. Rotating shaft; 14. Reducer motor; 15. Gear; 16. Pulling roller; 17. Anti-slip sleeve; 18. Rotating shaft one; 19. Rotating shaft two; 20. Guide roller one; 21. Guide roller two; 22. Roller one; 23. Conical ring; 24. Fixed ring one; 25. Fixed ring two; 26. Roller two; 27. Bolt. DETAILED DESCRIPTION
[0022] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.
[0023] In the description of the present invention: It should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "clockwise", "counterclockwise" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.
[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more, unless otherwise clearly defined.
[0025] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0026] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.
[0027] Embodiment 1
[0028] Combined with Figure 1 A thermal paper slitting device comprises a U-shaped frame 1, an inverted U-shaped frame 2 is arranged on the top of the U-shaped frame 1, a telescopic rod 3 is arranged on the inverted U-shaped frame 2, a slitting device 4 is arranged at the output end of the telescopic rod 3, the telescopic rod 3 can control the position height of the slitting device 4, so as to facilitate the installation of thermal paper in the device, and the slitting device 4 can slitting thermal paper of different sizes, a traction device 5 cooperating with the slitting device 4 is arranged on one side of the U-shaped frame 1, the traction device 5 can move the thermal paper, and a limiting guide device 6 cooperating with the slitting device 4 is arranged on the other side, and the limiting guide device 6 can limit and guide the thermal paper to prevent it from deviating during the slitting process and causing defective products.
[0029] Combined with Figure 2 The slitting device 4 includes a U-shaped frame 7 fixedly connected to the telescopic rod 3, a rod body 8 connected to the U-shaped frame 7 is provided in the U-shaped frame 7, a groove 9 arranged along the length direction of the rod body 8 is provided on the rod body 8, a plurality of movable rings 10 are sleeved on the rod body 8, a slitting knife 11 is fixed on the ring 10, and a rotary handle 12 is provided on the ring 10 that passes through the ring 10 and extends into the groove 9. The position of the ring 10 is adjusted. After the adjustment is completed, the rotary handle 12 is twisted so that the rotary handle 12 abuts against the groove 9 on the rod body 8 to fix the slitting knife 11, so that the slitting device 4 can cut thermal papers of different sizes.
[0030] Combined with Figure 3-4 The traction device 5 includes symmetrically arranged rotating shafts 13, and a reduction motor 14 is provided on the outer side of the U-shaped frame 1 to cooperate with any rotating shaft 13. The rotating shaft 13 is provided with mutually meshing gears 15 and mutually cooperating traction rollers 16, and the traction rollers 16 are sleeved with mutually fitting anti-slip sleeves 17. The reduction motor 14 rotates to drive the rotating shaft 13 connected to the reduction motor 14 to rotate, and the rotating shaft 13 connected to the reduction motor 14 rotates to drive the gear 15, and the gear 15 drives the rotation of the other rotating shaft 13 and the gear 15 thereon, thereby rotating the two traction rollers 16 to pull the thermal paper.
[0031] Combined with Figure 1The position limiting guide device 6 includes a rotating shaft 18 and a rotating shaft 2 19 which cooperate with each other. A symmetrically arranged and movable guide roller 20 is sleeved on the rotating shaft 18. A movable guide roller 21 which fits with the guide roller 20 is sleeved on the rotating shaft 2 19. The guide roller 20 includes a roller 22, a conical ring 23 and a fixed ring 24 which are fixed in sequence. The guide roller 21 includes a fixed ring 25 and a roller 26 which fits with the roller 22. The fixed ring 1 24 and the fixed ring 25 are respectively provided with bolts 27 which penetrate the fixed ring 1 24 and the fixed ring 25 and abut against the rotating shaft 18 and the rotating shaft 2 19. The thermal paper is placed between the roller 1 20 and the roller 2 26. When the thermal paper is attached to the movement of the rotating shaft 18, the rotating shaft 2 19, the guide roller 20 and the guide roller 2 21 rotate. The conical ring 23 on the guide roller 20 can limit the movement of the thermal paper to prevent it from deflecting.
[0032] The telescopic rod 3, the reduction motor 14 and its supporting power supply and controller mentioned in the utility model can be provided by the manufacturer. In addition, the circuits, electronic components and modules involved in the utility model are all existing technologies and can be fully implemented by those skilled in the art without further elaboration.
[0033] All features described in the specification, the attached claims and the drawings, whether alone or in any combination thereof, are important features of the present utility model.
[0034] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "an implementation", "specific implementation", "other implementations", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment, implementation or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described above may also be combined in a suitable manner in any one or more embodiments, implementations or examples. The technical solution recorded in the utility model also includes a technical solution formed by any one or more of the specific features, structures, materials or characteristics described above in a separate or combined manner.
[0035] Although the embodiments of the utility model have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limiting the utility model. Ordinary technicians in the field can change, modify, replace, modify, delete some features, add features or re-combine features to form a technical solution in the above embodiments without departing from the principles and purpose of the utility model within the scope of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the innovative principles of the utility model are still within the scope of the technical solution of the utility model.
Claims
1. A thermal paper cutting device, characterized in that: It comprises a U-shaped frame, the top of which is provided with an inverted U-shaped frame, the inverted U-shaped frame is provided with a telescopic rod, the output end of the telescopic rod is provided with a slitting device, one side of the U-shaped frame is provided with a traction device cooperating with the slitting device, and the other side is provided with a limiting guide device cooperating with the slitting device.
2. The thermal paper slitting device according to claim 1, characterized in that: The slitting device comprises a U-shaped frame fixedly connected to the telescopic rod, a rod body connected to the U-shaped frame is arranged inside the U-shaped frame, the rod body is provided with a groove arranged along the length direction of the rod body, a plurality of movable rings are sleeved on the rod body, a slitting knife is fixed on the ring, and a rotating handle is provided on the ring that passes through the ring and extends into the groove.
3. The thermal paper slitting device according to claim 1, characterized in that: The traction device comprises symmetrically arranged rotating shafts, a reduction motor matched with any rotating shaft is arranged on the outer side of the U-shaped frame, and mutually meshing gears and mutually matched traction rollers are arranged on the rotating shaft.
4. The thermal paper slitting device according to claim 3, characterized in that: The traction rollers are all sleeved with anti-skid sleeves that fit each other.
5. The thermal paper slitting device according to claim 1, characterized in that: The position limiting guide device includes a rotating shaft 1 and a rotating shaft 2 which cooperate with each other, the rotating shaft 1 is sleeved with a symmetrically arranged and movable guide roller 1, the rotating shaft 2 is sleeved with a movable guide roller 2 which fits with the guide roller 1, the guide roller 1 includes a roller 1, a conical ring and a fixed ring 1 which are fixed in sequence, the guide roller 2 includes a fixed ring 2 and a roller 2 which fits with the roller 1, and the fixed ring 1 and the fixed ring 2 are respectively provided with bolts which penetrate the fixed ring 1 and the fixed ring 2 and abut against the rotating shaft 1 and the rotating shaft 2.