Wire coil
Through the baffle of the online disk to protect the edge of the connected board with different materials, the problem of easy deformation of the paper disk in a humid environment is solved, and the service life of the wire disk is extended.
Patent Information
- Application Number
- CN202421199354.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-28
AI Technical Summary
Existing paper wire trays are prone to irreversible deformation in humid environments, resulting in a shorter service life.
A line disk is designed with a winding shaft and a baffle structure at both ends. Among them, the baffle includes a fixed ring setting of the connecting board and the edges. Essence
By protecting the edge of the connecting board with different fixed rings of materials, it effectively prevent deformation in the humid environment and extend the service life of the wire disc.
Smart Images
Figure CN222407194U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of 3D printing, in particular to a wire reel. Background Art
[0002] 3D printing technology is a type of rapid prototyping technology, also known as additive manufacturing. It is a technology that uses 3D model files as the basis and uses adhesive materials such as powdered metal or plastic to construct objects by printing layer by layer.
[0003] The hot melt lamination technology in 3D printing requires the use of linear consumables to print models. In order to meet the needs of environmental protection, the consumable reels have begun to use paper reels. The reels need to be placed in the feeding and unloading device for forward and reverse rotation to feed or unload.
[0004] However, in a humid environment, the edge of the paper wire reel is prone to irreversible deformation under the action of external force. Utility Model Content
[0005] In order to overcome the problems existing in the related art, the purpose of the utility model is to provide a wire reel to solve the problem that the edges of the existing wire reels are prone to irreversible deformation in a humid environment.
[0006] In a first aspect, the present application provides a wire reel for storing 3D printing wire, the wire reel comprising a winding shaft and baffles arranged at both ends of the winding shaft, the baffle comprising a connecting plate for connecting to the winding shaft, and a fixing ring arranged at the edge of the connecting plate, the material of the fixing ring being different from the material of the connecting plate.
[0007] Optionally, the connecting plate is cardboard, and the fixing ring is a plastic ring, a rubber ring or a silicone ring provided on the cardboard.
[0008] Optionally, the fixing ring is hot-melt coated on the edge of the connecting plate, or the fixing ring is sleeved on the edge of the connecting plate.
[0009] Optionally, the connecting plate is in an annular shape, a friction groove is provided on the circumferential surface of the connecting plate, and the shape of the connecting plate matches the shape of the circumferential surface of the connecting plate; or
[0010] The connecting plate is in an annular shape, a protrusion is provided on the circumferential surface of the connecting plate, and the shape of the connecting plate matches the shape of the circumferential surface of the connecting plate; or,
[0011] At least part of the surface of the fixing ring is provided with friction grooves; or,
[0012] At least part of the surface of the fixing ring is provided with protrusions.
[0013] Optionally, the connecting plate is in a circular ring shape, and in the radial direction of the connecting plate, the thickness of the fixing ring is less than 4 mm.
[0014] Optionally, the thickness of the fixing ring is less than 0.5 mm.
[0015] Optionally, a window hole is provided on the connecting plate, and a scale is also provided on the connecting plate, and the scale is close to the window hole; the material of the fixing ring is waterproof material.
[0016] Optionally, a wire insertion hole is provided on the edge of the connecting plate, and the diameter of the wire insertion hole is greater than 1.7 mm.
[0017] Optionally, the winding shaft is in the shape of a hollow column, the inner diameter of the annular connecting plate is smaller than the inner diameter of the winding shaft; and / or,
[0018] The connecting plate and the winding shaft are both made of paper, and the connecting plate and the winding shaft are bonded together.
[0019] Optionally, the winding shaft is integrally formed or separately provided; and / or,
[0020] The winding shaft is provided with a wire clamping hole arranged in the radial direction.
[0021] The beneficial effects of the utility model are:
[0022] The above-mentioned wire reel includes a winding shaft and baffles arranged at both ends of the winding shaft. The baffle includes a connecting plate for connecting to the winding shaft and a fixing ring arranged at the edge of the connecting plate. The material of the fixing ring is different from that of the connecting plate. The connecting plate and the fixing ring are made of different materials. For example, the fixing ring is made of waterproof material, which can make the edge of the connecting plate waterproof. The fixing ring strengthens and fixes the edge of the connecting plate to prevent the edge of the connecting plate from irreversible deformation under the action of external force, thereby increasing the life of the wire reel.
[0023] Other features and advantages of the utility model will be described in the subsequent description, and partly become apparent from the description, or understood by practicing the invention. The purpose and other advantages of the invention can be realized and obtained by the structures specifically pointed out in the written description, claims, and drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of the wire drum in an embodiment of the present invention;
[0025] Figure 2 It is a schematic diagram of the side view structure of the wire drum in an embodiment of the present invention;
[0026] Figure 3 for Figure 2Schematic diagram of the cross-sectional structure along the middle line AA. DETAILED DESCRIPTION
[0027] The preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the preferred embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present invention more thorough and complete, and to fully convey the scope of the present invention to those skilled in the art.
[0028] As attached Figure 1-3 As shown, a wire reel 10 provided in an embodiment of the present application is used to store 3D printing wire; the wire reel 10 includes a winding shaft 12 and two baffles 11, a baffle 11 is respectively arranged at both ends of the winding shaft 12, the winding shaft 12 is for winding the 3D printing wire, and the baffle 11 is used to block the 3D printing wire to prevent the 3D printing wire from escaping from the end of the winding shaft 12.
[0029] The shape of the baffle 11 is not limited, such as circular, annular, polygonal, etc. The connection structure between the baffle 11 and the winding shaft 12 is not limited. The baffle 11 can be connected to the winding shaft 12 by snapping, bonding, threading, etc. In the embodiment of the present application, the baffle 11 is bonded to the winding shaft 12, the bonding is firm, and no redundant structure is required. The material of the baffle 11 includes cardboard, and the cardboard material is environmentally friendly and meets the needs of green development.
[0030] Among them, the winding shaft 12 is in the shape of a hollow column. The winding shaft 12 is hollow, which can reduce the material of the winding shaft 12 and reduce the weight of the winding shaft 12, thereby reducing the production cost and transportation cost of the winding shaft 12. Specifically, the winding shaft 12 can be in the shape of a hollow cylinder or a hollow multi-prism. This embodiment is subsequently described with the winding shaft 12 being in the shape of a hollow cylinder, but the winding shaft 12 is not limited to being in the shape of a hollow cylinder.
[0031] The material of the winding shaft 12 is not limited, such as plastic or paper. In the present application, the material of the winding shaft 12 is paper. Paper is light and has sufficient hardness to be used on the product. Paper is also environmentally friendly and easy to recycle.
[0032] If the winding shaft 12 is in a hollow column shape, the outer diameter of the winding shaft 12 is 60-150 mm.
[0033] The winding shaft 12 can be integrally formed or separately provided. If the winding shaft 12 is integrally formed, then the two ends of the winding shaft 12 are respectively connected to a baffle 11. If the winding shaft 12 is separately provided, such as the winding shaft 12 includes a first sub-shaft (not shown) and a second sub-shaft (not shown), then the first sub-shaft is connected to a baffle 11, and the second sub-shaft is connected to another baffle 11, and the first sub-shaft and the second sub-shaft are detachably connected. Specifically, the first sub-shaft and the second sub-shaft can be snap-connected. In the present application, the specific connection structure of the first sub-shaft and the second sub-shaft is not limited.
[0034] The winding shaft 12 is provided with a wire clamping hole 121 (not shown) arranged radially or toward the center of the winding shaft 12. The wire clamping hole 121 may or may not pass through the winding shaft 12. If the winding shaft 12 is provided in a split body, the wire clamping hole 121 may be provided on the first sub-shaft or the second sub-shaft. The wire clamping hole 121 is provided for inserting one end of the 3D printing wire to fix or limit the movement of the 3D printing wire.
[0035] The baffle 11 includes a connecting plate 111 for connecting to the winding shaft 12, and a fixing ring 112 arranged at the edge of the connecting plate 111, and the material of the fixing ring 112 is different from that of the connecting plate 111. The material of the connecting plate 111 can be paper. The fixing ring 112 is used to protect the edge of the connecting plate 111.
[0036] The connecting plate 111 can be connected to one end of the winding shaft 12 by clamping, bonding, threading, etc. In the embodiment of the present application, the connecting plate 111 is bonded to the winding shaft 12, the bonding is firm, and no redundant structure is required. The material of the connecting plate 111 includes paper material, that is, the connecting plate 111 is cardboard. The shape of the connecting plate 111 is not limited, such as circular, annular, polygonal, etc.
[0037] In the present application, the connecting plate 111 is in a circular shape, which can reduce the material used for the connecting plate 111 and reduce the weight of the connecting plate 111. The circular hole in the center of the connecting plate 111 can be used for the wire reel 10 to be hung on the material, thereby increasing the usage of the wire reel 10. The inner diameter of the connecting plate 111 is smaller than the inner diameter of the winding shaft 12, so that the connecting plate 111 can be fixed on the winding shaft 12.
[0038] The connecting plate 111 is provided with a viewing window 1111, and a scale (not shown) is also provided on the connecting plate 111, and the scale is close to the viewing window 1111. The viewing window 1111 allows the user to check the remaining amount of the 3D printing wire. The scale is used for the user to more intuitively confirm the remaining amount of the 3D printing wire.
[0039] The shape and size of the viewing hole 1111 are not limited. The viewing hole 1111 extends along the radial direction of the connecting plate 111 to facilitate viewing of the remaining amount of the 3D printing wire.
[0040] The scale is close to the window hole 1111, that is, the distance between the scale and the window hole 1111 is less than 20 mm. In the present application, the unit of the scale is weight, such as gram or kilogram.
[0041] A wire insertion hole 1112 is also provided on the edge of the connecting plate 111, and the diameter of the wire insertion hole 1112 is greater than 1.7 mm. The wire insertion hole 1112 is for inserting one end of the 3D printing wire. After the wire reel 10 is used, in order to prevent the 3D printing wire from being scattered, one end of the 3D printing wire can be inserted into the wire insertion hole 1112 to fix the 3D printing wire. Among them, a plurality of wire insertion holes 1112 can be provided on the connecting plate 111, and the plurality of wire insertion holes 1112 can be evenly distributed along the circumference of the edge of the connecting plate 111.
[0042] The material of the fixing ring 112 can be waterproof material, and the specific material of the fixing ring 112 is not limited, as long as it can prevent the edge of the connecting plate 111 from being easily deformed in a humid environment. For example, the fixing ring 112 is a plastic ring, a rubber ring or a silicone ring set on a cardboard.
[0043] The manner or structure in which the fixing ring 112 is arranged on the edge of the connecting plate 111 is not limited, such as the fixing ring 112 is hot-melt coated on the edge of the connecting plate 111, or the fixing ring 112 is sleeved on the edge of the connecting plate 111. In the present application, the fixing ring 112 is hot-melt coated on the edge of the connecting plate 111, and the connection effect of the fixing ring 112 is good, and no additional connection structure is required. Among them, the fixing ring 112 can be arranged on the radial circumferential surface of the connecting plate 111, and / or the fixing ring 112 can also be arranged on the axial end face of the connecting plate 111. In this embodiment, the fixing ring 112 is arranged on the radial circumferential surface of the connecting plate 111, which can better protect the edge of the connecting plate 111.
[0044] In order to increase the friction between the edge of the wire drum 10 and the device driving the wire drum 10, the connecting plate 111 is in a circular ring shape, a friction groove is provided on the circumferential surface of the connecting plate 111, and the shape of the fixing ring 112 matches the shape of the circumferential surface of the connecting plate 111; or the connecting plate 111 is in a circular ring shape, a protrusion is provided on the circumferential surface of the connecting plate 111, and the shape of the connecting plate 111 matches the shape of the circumferential surface of the connecting plate 111; or, friction grooves are provided on at least part of the surface of the fixing ring 112; or, protrusions are provided on at least part of the surface of the fixing ring 112.
[0045] The friction groove is a groove used for friction. The size of the friction groove is not limited. For example, the friction groove can be a groove with a depth of less than 1 mm, or even a notch. As another form, a protrusion can also play a role in increasing friction. The size of the protrusion is also not limited, such as a protrusion with a height of less than 1 mm. The size of the friction groove and the protrusion can be set as needed, and can also be greater than 1 mm respectively.
[0046] In the radial direction of the connecting plate 111, the thickness of the fixing ring 112 is less than 4 mm. Optionally, the thickness of the fixing ring 112 is less than 0.5 mm. When the fixing ring 112 is hot-melt coated on the edge of the connecting plate 111, the fixing ring 112 can be fixed with a very small thickness.
[0047] In the present application, a wire reel 10 is provided for storing 3D printing wire. The wire reel 10 includes a winding shaft 12 and two baffles 11. A baffle 11 is respectively arranged at both ends of the winding shaft 12. The baffle 11 includes a connecting plate 111 for connecting to the winding shaft 12, and a fixing ring 112 arranged on the edge of the connecting plate 111. The material of the fixing ring 112 is different from that of the connecting plate 111.
[0048] The connecting plate 111 is made of cardboard, and the fixing ring 112 is a plastic ring, a rubber ring or a silicone ring arranged on the cardboard.
[0049] The fixing ring 112 is hot-melt coated on the edge of the connecting plate 111 , or the fixing ring 112 is sleeved on the edge of the connecting plate 111 .
[0050] The connecting plate 111 is in a circular shape, a friction groove is provided on the circumferential surface of the connecting plate 111, and the shape of the fixing ring 112 matches the shape of the circumferential surface of the connecting plate 111; or
[0051] The connecting plate 111 is in the shape of a ring, and a protrusion is provided on the circumferential surface of the connecting plate 111, and the shape of the connecting plate 111 matches the shape of the circumferential surface of the connecting plate 111; or,
[0052] At least part of the surface of the fixing ring 112 is provided with friction grooves; or,
[0053] At least a portion of the surface of the fixing ring 112 is provided with protrusions.
[0054] The connecting plate 111 is in a circular ring shape, and in the radial direction of the connecting plate 111 , the thickness of the fixing ring 112 is less than 4 mm.
[0055] The thickness of the fixing ring 112 is less than 0.5 mm.
[0056] A window hole 1111 is provided on the connecting plate 111 , and a scale is also provided on the connecting plate 111 , and the scale is close to the window hole 1111 ; the fixing ring 112 is made of waterproof material.
[0057] A wire insertion hole 1112 is provided on the edge of the connecting plate 111 , and the diameter of the wire insertion hole 1112 is greater than 1.7 mm.
[0058] The winding shaft 12 is in the shape of a hollow column, the connecting plate 111 is in the shape of a circular ring, and the inner diameter of the connecting plate 111 is smaller than the inner diameter of the winding shaft 12; and / or,
[0059] The connecting plate 111 and the winding shaft 12 are both made of paper, and the connecting plate 111 and the winding shaft 12 are bonded together.
[0060] The winding shaft 12 is integrally formed or separately provided; and / or,
[0061] The winding shaft 12 is provided with a wire holding hole 121 arranged radially or toward the center of the winding shaft 12 .
[0062] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.
Claims
1. A wire reel for storing 3D printing wire, characterized in that: The wire drum includes a winding shaft and two baffles, a baffle is respectively arranged at both ends of the winding shaft, and the baffle includes a connecting plate for connecting to the winding shaft and a fixing ring arranged at the edge of the connecting plate, and the material of the fixing ring is different from that of the connecting plate.
2. The cable drum according to claim 1, characterized in that: The connecting plate is a cardboard, and the fixing ring is a plastic ring, a rubber ring or a silicone ring arranged on the cardboard.
3. The cable drum according to claim 2, characterized in that: The fixing ring is hot-melt coated on the edge of the connecting plate, or the fixing ring is sleeved on the edge of the connecting plate.
4. The cable drum according to claim 1, characterized in that: The connecting plate is in an annular shape, a friction groove is provided on the circumferential surface of the connecting plate, and the shape of the fixing ring matches the shape of the circumferential surface of the connecting plate; or The connecting plate is in an annular shape, a protrusion is provided on the circumferential surface of the connecting plate, and the shape of the connecting plate matches the shape of the circumferential surface of the connecting plate; or, At least part of the surface of the fixing ring is provided with friction grooves; or, At least part of the surface of the fixing ring is provided with protrusions.
5. The cable drum according to claim 2, characterized in that: The connecting plate is in the shape of a circular ring, and in the radial direction of the connecting plate, the thickness of the fixing ring is less than 4 mm.
6. The cable drum according to claim 5, characterized in that: The thickness of the fixing ring is less than 0.5 mm.
7. The cable drum according to claim 1, characterized in that: The connecting plate is provided with a viewing window hole, and is also provided with a scale, wherein the scale is close to the viewing window hole; the fixing ring is made of a waterproof material.
8. The cable drum according to claim 1, characterized in that: A wire insertion hole is provided on the edge of the connecting plate, and the diameter of the wire insertion hole is greater than 1.7 mm.
9. The cable drum according to claim 1, characterized in that: The winding shaft is in the shape of a hollow column, the connecting plate is in the shape of a circular ring, and the inner diameter of the connecting plate is smaller than the inner diameter of the winding shaft; and / or, The connecting plate and the winding shaft are both made of paper, and the connecting plate and the winding shaft are bonded together.
10. The cable drum according to claim 1, characterized in that: The winding shaft is integrally formed or separately provided; and / or, The winding shaft is provided with a wire clamping hole arranged in a radial direction or toward the center of the winding shaft.