CN211138126U - FDM3D printer hold-in range overspeed device tensioner - Google Patents
FDM3D printer hold-in range overspeed device tensioner Download PDFInfo
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- CN211138126U CN211138126U CN201921370309.4U CN201921370309U CN211138126U CN 211138126 U CN211138126 U CN 211138126U CN 201921370309 U CN201921370309 U CN 201921370309U CN 211138126 U CN211138126 U CN 211138126U
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- fastening nut
- optical axis
- mounting
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- spout
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Abstract
The utility model discloses a FDM3D printer hold-in range overspeed device tensioner, which comprises a mounting, be equipped with the multiunit spout on the mounting, the multiunit spout is linked together through the lift passageway, the optical axis is inserted in the spout, optical axis surface one side is rotated and is equipped with the take-up pulley, optical axis surface opposite side is equipped with fastening nut one and fastening nut two, fastening nut one and fastening nut two set up respectively in the mounting both sides, the utility model discloses stage regulation take-up pulley position makes things convenient for the screens, and structural stability is good, and convenient error is eliminated.
Description
Technical Field
The utility model relates to a 3D printer accessory, in particular to FDM3D printer hold-in range overspeed device tensioner.
Background
The material of FDM is typically a thermoplastic material such as wax, ABS, nylon, etc. The material is heated and melted in a nozzle in a filamentous form, the nozzle moves along the cross-sectional profile and the filling trajectory of the part while extruding the melted material, and the material rapidly solidifies and coagulates with the surrounding material. The hot melt extrusion head system is simple in structure principle and operation, so that the maintenance cost is low, and the system is safe to operate.
In the prior art, a driving wheel is installed on a motor shaft, an idler wheel is installed on an outer frame of a printer, the driving wheel and the idler wheel are connected through a synchronous belt to form a driving system of the printer, and the synchronous belt is easy to stretch and deform and becomes loose after being used for a long time, so that the power transmission efficiency is easily influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a FDM3D printer hold-in range overspeed device tensioner, the device stage is adjusted the take-up pulley position, makes things convenient for the screens, and structural stability is good, makes things convenient for the error to eliminate.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides a FDM3D printer hold-in range overspeed device tensioner, includes the mounting, be equipped with the multiunit spout on the mounting, the multiunit spout is linked together through the lift passageway, place the optical axis in the spout, optical axis surface one side is rotated and is equipped with the take-up pulley, optical axis surface opposite side is equipped with fastening nut one and fastening nut two, fastening nut one and fastening nut two set up respectively in the mounting both sides.
Preferably, the first fastening nut and the second fastening nut have the same specification.
Preferably, the upper end of the fixing part is provided with a hanging lug, the hanging lug and the edges of two sides of the lower end of the fixing part are provided with positioning holes, and a fixing bolt is installed in each positioning hole.
Preferably, an external thread is processed at one end of the optical axis, the first fastening nut and the second fastening nut are connected with the optical axis through the external thread, a rotating part is arranged at the other end of the optical axis, the tensioning wheel is sleeved on the rotating part, a threaded hole is formed in the end face, close to the rotating part, of the optical axis, and a limit screw is engaged in the threaded hole.
Preferably, the tension wheel and the rotating part on the optical axis are in clearance fit.
Preferably, a conical gasket is arranged between the second fastening nut and the fixing piece, and the optical axis is sleeved with the conical gasket.
By adopting the technical scheme, as a plurality of communicated chutes are arranged, the optical axis passes through the lifting channel and is arranged in different chutes as required, the tensioning degree can be conveniently adjusted according to the use condition of the synchronous belts in different stages, the optical axis can be conveniently clamped, even when the first fastening nut and the second fastening nut are loosened, the optical axis cannot slide downwards in the chutes, the first fastening nut and the second fastening nut realize double-sided clamping, the fixing effect of the optical axis in the chutes is improved, the first fastening nut or the second fastening nut is unscrewed, the position of the optical axis can be moved in the chutes on the premise of not disassembling the optical axis, the positions of the first fastening nut and the second fastening nut on the optical axis can be adjusted, the distance between the tensioning wheel and the fixing piece can be adjusted, the installation error between the tensioning wheel and the synchronous belts during the installation of the fixing piece is eliminated, the position of the tensioning wheel, convenient screens, structural stability is good, makes things convenient for the error to eliminate.
Drawings
Fig. 1 is a front view of a first embodiment of the present invention;
fig. 2 is a left side view of a first embodiment of the present invention;
FIG. 3 is an exploded view of the assembly of the center beam shaft and the tension wheel of the present invention;
fig. 4 is a front view of a second embodiment of the present invention;
fig. 5 is a front view of a fixing member according to a second embodiment of the present invention.
In the figure, 1-fixed part, 2-sliding groove, 3-lifting channel, 4-hanging lug, 5-tensioning wheel, 6-fixed bolt, 7-optical axis, 8-fastening nut I, 9-conical gasket, 10-fastening nut II, 71-external thread, 72-rotating part, 73-threaded hole and 74-limiting screw.
Detailed Description
The following description of the present invention will be made with reference to the accompanying drawings 1-5. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The first embodiment is as follows:
the utility model provides a FDM3D printer hold-in range overspeed device tensioner, including mounting 1, mounting 1's shape is fan-shaped, is equipped with multiunit spout 2 on mounting 1, and multiunit spout 2 is linked together through lift passageway 3, and the contained angle between the adjacent spout 2 is 30, inserts optical axis 7 in the spout 2, and optical axis 7 surface one side is rotated and is equipped with take-up pulley 5, and optical axis 7 surface opposite side is equipped with fastening nut one 8 and two 10 of fastening nut, and fastening nut one 8 and two 10 of fastening nut set up respectively in mounting 1 both sides.
Preferably, the first fastening nut 8 and the second fastening nut 10 have the same specification.
Preferably, 1 upper end of mounting is equipped with hangers 4, and the locating hole is all seted up to hangers 4 and 1 lower extreme both sides edge of mounting, and installation fixing bolt 6 in the locating hole passes several groups of locating holes and installs on the take-up pulley support with fixing bolt 6, accomplishes the installation of mounting 1.
Preferably, an external thread 71 is processed at one end of the optical axis 7, the first fastening nut 8 and the second fastening nut 10 are connected with the optical axis 7 through the external thread 71, the other end of the optical axis 7 is provided with a rotating part 72, the tensioning wheel 5 is sleeved on the rotating part 72, a threaded hole 73 is formed in the end face, close to the rotating part 72, of the optical axis 7, a limiting screw 74 is engaged in the threaded hole 73, the design of the external thread 71 facilitates the adjustment of the positions of the first fastening nut 8 and the second fastening nut 10 on the optical axis 7, when the tensioning wheel 5 rotates on the rotating part 72, the limiting screw 74 plays a limiting role, and the tensioning.
Preferably, the tension wheel 5 and the rotating part 72 on the optical axis 7 are in clearance fit.
Preferably, a tapered gasket 9 is arranged between the second fastening nut 10 and the fixing member 1, the tapered gasket 9 is sleeved on the optical axis 7, the tapered gasket 9 increases the fastening effect of the second fastening nut 10, and the connection stability between the fixing member 1 and the optical axis 7 is increased.
Example two:
the difference from the first embodiment is that: the fixing piece 1 is rectangular, and a plurality of groups of sliding grooves 2 are arranged on the fixing piece 1 at equal intervals from top to bottom.
The working principle is as follows:
when adjusting the rate of tension, unscrew fastening nut 8, slide optical axis 7 from a set of spout 2 in through lift passageway 3 to another group's spout 2, tighten fastening nut 8 again, make fastening nut 8 and two 10 clamping fixture 1 of fastening nut, accomplish the regulation of take-up pulley 5 position on optical axis 7, adjust fastening nut 8 and two 10 positions on optical axis 7, make the distance between take-up pulley 5 of optical axis 7 one end and mounting 1 change, error between take-up pulley 5 and the hold-in range when conveniently eliminating mounting 1 installation, the 2 symmetry settings of multiunit spout on fan-shaped mounting 1, when spout 2 on one side co-altitude damaged, can replace the use by spout 2 of opposite side, increase of service life.
The utility model discloses the tensioning wheel position is adjusted in the stage, makes things convenient for the screens, and structural stability is good, makes things convenient for the error to eliminate.
The embodiments of the present invention have been described in detail with reference to fig. 1 to 5, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (6)
1. The utility model provides a FDM3D printer hold-in range overspeed device tensioner which characterized in that: including mounting (1), be equipped with multiunit spout (2) on mounting (1), multiunit spout (2) are linked together through lift passageway (3), install in spout (2) optical axis (7), optical axis (7) surface one side is rotated and is equipped with take-up pulley (5), optical axis (7) surface opposite side is equipped with fastening nut (8) and fastening nut two (10), fastening nut one (8) and fastening nut two (10) set up respectively in mounting (1) both sides.
2. The FDM3D printer timing belt tensioning device of claim 1, wherein: the first fastening nut (8) and the second fastening nut (10) are the same in specification.
3. The FDM3D printer timing belt tensioning device of claim 1, wherein: the fixing piece is characterized in that a hanging lug (4) is arranged at the upper end of the fixing piece (1), positioning holes are formed in the edges of two sides of the lower end of the hanging lug (4) and the lower end of the fixing piece (1), and a fixing bolt (6) is installed in each positioning hole.
4. The FDM3D printer timing belt tensioning device of claim 1, wherein: external screw thread (71) is processed to optical axis (7) one end, fastening nut (8) and fastening nut two (10) all are connected with optical axis (7) through external screw thread (71), optical axis (7) other end is equipped with rotating part (72), take-up pulley (5) cover is on rotating part (72), set up screw hole (73) on optical axis (7) are close to the terminal surface of rotating part (72), screw hole (73) inner gearing limit screw (74).
5. The FDM3D printer timing belt tensioning device of claim 4, wherein: the tension wheel (5) is in clearance fit with the rotating part (72) on the optical axis (7).
6. The FDM3D printer timing belt tensioning device of claim 1, wherein: and a conical gasket (9) is arranged between the second fastening nut (10) and the fixing piece (1), and the optical axis (7) is sleeved with the conical gasket (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921370309.4U CN211138126U (en) | 2019-08-22 | 2019-08-22 | FDM3D printer hold-in range overspeed device tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921370309.4U CN211138126U (en) | 2019-08-22 | 2019-08-22 | FDM3D printer hold-in range overspeed device tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211138126U true CN211138126U (en) | 2020-07-31 |
Family
ID=71758925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921370309.4U Active CN211138126U (en) | 2019-08-22 | 2019-08-22 | FDM3D printer hold-in range overspeed device tensioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211138126U (en) |
-
2019
- 2019-08-22 CN CN201921370309.4U patent/CN211138126U/en active Active
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