Wire winding disc for 3D printing wires

Abstract

A wire winding disc for 3D printing wires comprises a base, rotating shafts are rotationally arranged on the two side walls of the base, and a wire winding disc body is fixedly connected between the two rotating shafts. Compared with the prior art, the wire winding device has the advantages that the reciprocating screw rod, the limiting rod, the moving block and the transmission mechanism are arranged, the reciprocating screw rod can be driven to rotate while the wire winding disc rotates, so that the moving block continuously reciprocates, wires are kept at uniform intervals and arranged in order in the winding process, and the wire winding efficiency is improved. The wires can be smoothly and continuously supplied in the printing process, and printing interruption and printing quality problems caused by accumulation or knotting of the wires are avoided. By means of the tensioning mechanism, the wires can always keep uniform tension in the winding process, the loosening phenomenon is avoided, and the winding quality is remarkably improved. And through the arrangement of the connecting shaft, the inserting groove and the key groove, the winding disc can be quickly connected with the motor shaft, the connecting process between the winding disc and the motor is simplified, and the mounting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to 3D printing wire material technical field especially relates to a kind of wire winding disc for 3D printing wire material. BACKGROUND

[0002] The wire material for 3D printing refers to the material used in the process of 3D printing, usually in the form of long strips. These wire materials are heated by 3D printers and stacked layer by layer to form three-dimensional objects. The wire winding disc is an important component for storing and supplying 3D printing materials. It is usually a disc-shaped device used to wind and store the wire-like material required for 3D printing.

[0003] In the traditional wire winding process, the wire winding disc often faces the problem of uneven arrangement of wire materials. During the winding process, the wire materials may overlap, cross or even knot, which not only affects the efficiency of wire materials, but also may cause damage to the wire materials during feeding. SUMMARY

[0004] The main purpose of the utility model is to provide a wire winding disc for 3D printing wire material, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme: a wire winding disc for 3D printing wire material, comprising a base, a rotating shaft is provided on both sides of the base, a wire winding disc is fixedly connected between the two rotating shafts, a reciprocating wire rod is rotatably provided between the inner walls of both sides of the base, two limiting rods are fixedly connected between the inner walls of both sides of the base and above the reciprocating wire rod, a moving block cooperating with the reciprocating wire rod is slidably provided between the two limiting rods, a transmission mechanism is provided between one of the rotating shafts and the reciprocating wire rod, and a tensioning mechanism is provided on the upper side wall of the moving block.

[0006] As a further description of the above technical scheme, the transmission mechanism includes a driving wheel, a driven wheel and a transmission belt, a driving wheel is fixedly provided on one of the rotating shafts, a driven wheel is fixedly provided on one end of the reciprocating wire rod, and a transmission belt is wound between the driving wheel and the driven wheel.

[0007] As a further description of the above technical scheme, the tensioning mechanism includes a bracket, a pressing plate and a pressing spring, a bracket is fixedly connected to the upper side wall of the moving block, a pressing plate is slidably provided between the inner walls of both sides of the bracket, and a pressing spring is provided between the upper inner wall of the bracket and the pressing plate.

[0008] As a further description of the above technical scheme, a wire passing ring is fixedly connected to the lower side wall of the pressing plate.

[0009] As a further description of the above technical scheme, one of the rotating shafts passes through a side wall of the base and is fixedly connected with a connecting shaft, a slot is formed on a side wall of the connecting shaft away from the rotating shaft, and a key groove is formed on a groove wall of the slot.

[0010] As a further description of the above technical scheme, mounting holes are formed at four corners of a lower side wall of the base.

[0011] Compared with the prior art, the 3D printing wire coiling disc has the following beneficial effects:

[0012] 1. The reciprocating wire rod, the limiting rod, the moving block and the transmission mechanism are arranged, so that the reciprocating wire rod is driven to rotate when the wire coiling disc rotates, the moving block is continuously reciprocated, the wire material is kept at a uniform interval and an orderly arrangement during the coiling process, and the wire material can be smoothly and continuously supplied during the printing process, so that the printing interruption and the printing quality problem caused by the accumulation or knotting of the wire material are avoided.

[0013] 2. The tensioning mechanism is arranged, so that the wire material is kept at a uniform tension during the coiling process, the slackening phenomenon is avoided, and the coiling quality is significantly improved.

[0014] 3. The connecting shaft, the slot and the key groove are arranged, so that the connecting shaft can be quickly connected with the motor shaft, the connection process between the wire coiling disc and the motor is simplified, and the installation efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the 3D printing wire coiling disc.

[0016] Figure 2 It is a transmission mechanism structure schematic view of the 3D printing wire coiling disc.

[0017] Figure 3 It is a tensioning mechanism structure schematic view of the 3D printing wire coiling disc.

[0018] Figure 4 It is a wire passing ring structure schematic view of the 3D printing wire coiling disc.

[0019] In the drawing: 1, base; 2, rotating shaft; 3, wire coiling disc; 4, reciprocating wire rod; 5, limiting rod; 6, moving block; 7, transmission mechanism; 8, tensioning mechanism; 71, driving wheel; 72, driven wheel; 73, transmission belt; 81, support; 82, pressing plate; 83, abutting spring; 9, wire passing ring; 21, connecting shaft; 22, slot; 23, key groove; 11, mounting hole. DETAILED DESCRIPTION

[0020] In order to make the technical means, creation features, and achieved purposes of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0021] In the description of the utility model, it needs to be explained that the directions or position relations indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like are the directions or position relations shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as limiting the utility model indicated or implied by the device or element must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] Please refer to Figures 1-4 The utility model provides a kind of winding disc for 3D printing wire, including pedestal 1, rotation is equipped with shaft 2 on the two side walls of pedestal 1, two shafts 2 are fixedly connected with winding disc 3 between two, reciprocating wire bar 4 is rotatably arranged between the two inner walls of pedestal 1, two limit rods 5 are fixedly connected between the two inner walls of pedestal 1 and above reciprocating wire bar 4, sliding sleeve is equipped with the moving block 6 matched with reciprocating wire bar 4 between two limit rods 5, one of the shafts 2 is equipped with transmission mechanism 7 between reciprocating wire bar 4, under the action of transmission mechanism 7, shaft 2 drives winding disc 3 to rotate while it can drive reciprocating wire bar 4 to rotate, reciprocating wire bar 4 can make moving block 6 constantly reciprocate along limit rod 5 when rotating, so that wire material keeps uniform spacing and neat arrangement in the process of coiling, in turn make wire material can be smoothly, continuously supplied in the process of printing wire feeding, tensioning mechanism 8 is equipped on the upper side wall of moving block 6.

[0024] Specifically, as Figure 2As shown in the drawings, the winding disc for 3D printing wire material, the transmission mechanism 7 includes a driving wheel 71, a driven wheel 72 and a transmission belt 73, one of the rotating shafts 2 is fixedly sleeved with the driving wheel 71, one end of the reciprocating wire rod 4 is fixedly sleeved with the driven wheel 72, the transmission belt 73 is arranged between the driving wheel 71 and the driven wheel 72, the rotating shaft 2 can drive the driving wheel 71 to rotate, and the driven wheel 72 drives the reciprocating wire rod 4 to rotate through the transmission of the transmission belt 73.

[0025] Specifically, as shown in the drawings, Figure 3 As shown in the drawings, the winding disc for 3D printing wire material, the tensioning mechanism 8 includes a bracket 81, a pressing plate 82 and a pressing spring 83, the upper side wall of the moving block 6 is fixedly connected with the bracket 81, the pressing plate 82 is slidably arranged between the two side walls of the bracket 81, the pressing spring 83 is arranged between the upper side wall of the bracket 81 and the pressing plate 82, and the pressing plate 82 always provides a downward pressure to the wire passing ring 9 under the action of the pressing spring 83 during the winding process, so that the wire material always maintains uniform tension during the winding process, avoiding the occurrence of relaxation phenomenon, and significantly improving the winding quality.

[0026] Specifically, as shown in the drawings, Figure 3 As shown in the drawings, the winding disc for 3D printing wire material, the lower side wall of the pressing plate 82 is fixedly connected with the wire passing ring 9, and the wire material is wound on the winding disc 3 after passing through the wire passing ring 9.

[0027] Specifically, as shown in the drawings, Figure 4 As shown in the drawings, the winding disc for 3D printing wire material, one of the rotating shafts 2 penetrates through one side wall of the base 1 and is fixedly connected with a connecting shaft 21, the connecting shaft 21 away from the rotating shaft 2 has a slot 22 on the side wall, the slot wall of the slot 22 is provided with a key groove 23, the motor shaft can be directly inserted into the slot 22 on the connecting shaft 21, and the flat key on the motor shaft is embedded into the key groove 23, so that the connection with the motor can be quickly completed, and the installation efficiency is significantly improved.

[0028] Specifically, as shown in the drawings, Figure 1 As shown in the drawings, the winding disc for 3D printing wire material, the lower side wall of the base 1 is provided with mounting holes 11 at four corners, which is used for connecting with the 3D printing equipment.

[0029] It needs to be explained that the utility model discloses a kind of 3D printing wire material with wire coiling disc, when using, motor shaft is directly inserted into the slot 22 on connecting shaft 21, flat key on motor shaft will be embedded in keyway 23, i.e. it can be quickly completed and connected with motor, significantly improve installation efficiency, when winding wire material, motor shaft drives connecting shaft 21 to rotate, connecting shaft 21 rotation drives one of the rotating shaft 2 to rotate, the rotating shaft 2 rotation can drive wire coiling disc 3 to rotate, wire coiling disc 3 rotation can make wire material coil on wire coiling disc 3, rotating shaft 2 rotates simultaneously drive driving wheel 71 to rotate, after the transmission of transmission belt 73, driven wheel 72 will drive reciprocating wire rod 4 to rotate, reciprocating wire rod 4 rotates when can make moving block 6 along the limit rod 5 constantly reciprocate, make wire material keep uniform spacing and neat arrangement in the process of coiling, further make wire material can be smooth, continuously supply in the process of printing wire feed, avoid the printing interruption and printing quality problem caused by wire material accumulation or knot, further improve printing quality, in the process of coiling, under the action of abutting spring 83, pressing plate 82 always provides down pressure to wire ring 9, so that wire material always keeps uniform tension in the process of coiling, avoid the occurrence of slack phenomenon, significantly improve winding quality.

[0030] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A filament reel for 3D printing filament, comprising a base (1), wherein rotating shafts (2) are rotatably provided on both side walls of the base (1), and a filament reel (3) is fixedly connected between the two rotating shafts (2), characterized in that: A reciprocating screw (4) is rotatably provided between the inner walls of the two sides of the base (1). Two limiting rods (5) are fixedly connected between the inner walls of the two sides of the base (1) and above the reciprocating screw (4). A moving block (6) that cooperates with the reciprocating screw (4) is slidably sleeved between the two limiting rods (5). A transmission mechanism (7) is provided between one of the rotating shafts (2) and the reciprocating screw (4). A tensioning mechanism (8) is provided on the upper side wall of the moving block (6).

2. The filament reel for 3D printing filament according to claim 1, characterized in that: The transmission mechanism (7) includes a drive wheel (71), a driven wheel (72) and a transmission belt (73). The drive wheel (71) is fixedly sleeved on one of the rotating shafts (2), and the driven wheel (72) is fixedly sleeved on one end of the reciprocating screw (4). The transmission belt (73) is wound between the drive wheel (71) and the driven wheel (72).

3. The filament reel for 3D printing filament according to claim 1, characterized in that: The tensioning mechanism (8) includes a bracket (81), a pressure plate (82) and a clamping spring (83). The bracket (81) is fixedly connected to the upper side wall of the moving block (6). The pressure plate (82) is slidably provided between the inner walls of the two sides of the bracket (81). The clamping spring (83) is provided between the upper inner wall of the bracket (81) and the pressure plate (82).

4. A filament reel for 3D printing filament according to claim 3, characterized in that: A threaded ring (9) is fixedly connected to the lower side wall of the pressure plate (82).

5. A filament reel for 3D printing filament according to claim 1, characterized in that: One of the rotating shafts (2) passes through one side wall of the base (1) and is fixedly connected to a connecting shaft (21). The connecting shaft (21) has a slot (22) on the side wall away from the rotating shaft (2). A keyway (23) is provided on the slot wall of the slot (22).

6. A filament reel for 3D printing filament according to claim 1, characterized in that: Mounting holes (11) are provided at the four corners of the lower side wall of the base (1).

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