CN207415997U - A kind of 3D printer stage mechanism - Google Patents
A kind of 3D printer stage mechanism Download PDFInfo
- Publication number
- CN207415997U CN207415997U CN201721518875.6U CN201721518875U CN207415997U CN 207415997 U CN207415997 U CN 207415997U CN 201721518875 U CN201721518875 U CN 201721518875U CN 207415997 U CN207415997 U CN 207415997U
- Authority
- CN
- China
- Prior art keywords
- optical axis
- support end
- straight optical
- objective table
- connecting pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of 3D printer stage mechanism, including installing plate, Z-axis lifting mechanism, supporting plate and the objective table on supporting plate.Z-axis lifting mechanism is mounted on the installing plate, feed screw nut including power screw, on power screw, for installing a pair of bearing of power screw, two-by-two two straight optical axis, four linear bearings on two straight optical axis, two pairs of fixed seats for being respectively used to fix two straight optical axis, servomotor and toothed belt transmission component for connecting servo motor output shaft and power screw.Power screw and two straight optical axis are parallel to each other, and power screw is between two straight optical axis.Supporting plate includes support end and connecting pin, and connecting pin is connected with feed screw nut, and the connecting pin of two linear bearings on each straight optical axis connects the upper and lower end face of connecting pin respectively.The utility model can effectively solve the jitter problem that the 3D printer objective table of existing unilateral support occurs in print head flying print.
Description
Technical field
The utility model is related to 3D printing apparatus fields, and in particular to a kind of 3D printer stage mechanism.
Background technology
3D printer is a kind of rapid shaping technique of rising in recent years, is integrated with CAD, CAM, laser technology, numerical control
The multinomial technology such as technology, material.It is based on the mathematical model of computer generation, with the material with caking property (such as gold
Belong to powder, ceramic powders and plastics etc.), by each layer of shape successively print, be sintered, be layering, as plant growth
Generally finally print complete material object.
In traditional 3D printer, objective table is oriented to by the guiding axis of objective table corner, and structure is more too fat to move,
Reduce operable space, therefore, new stage mechanism occur, that is, cancel two guiding axis in front side, only after
Two guiding axis of side guide as being oriented to and support objective table.Its drawback is that objective table, supporting plate and printout have
There is certain weight, rely solely on the unilateral support of guiding axis of rear side, form tilting moment, easily cause the unilateral of guiding mechanism
Abrasion, meanwhile, in print head flying print, objective table is present with high-frequency jitter phenomenon, influences printing precision, and generates
Larger noise.
Utility model content
The purpose of this utility model is to provide a kind of 3D printer stage mechanism, to solve existing 3D printer loading
The jitter problem that platform occurs in print head flying print, and realize the quick smoothing of objective table.
To achieve the above object, the utility model uses following technical scheme：
A kind of 3D printer stage mechanism, including：
Installing plate, the installing plate are equipped with several bolts hole for being connected with the cabinets cavity wall of 3D printer；
Z-axis lifting mechanism, the Z-axis lifting mechanism are mounted on the installing plate, including power screw, mounted on dynamic
Feed screw nut on power screw, for installing a pair of bearing of power screw, two straight optical axis, be mounted on two line lights two-by-two
Four linear bearings on axis are respectively used to fix two pairs of fixed seats of two straight optical axis, servomotor and be watched for connecting
The toothed belt transmission component of motor output shaft and power screw is taken, the power screw and two straight optical axis are parallel to each other, and institute
Power screw is stated between two straight optical axis；
Supporting plate, the supporting plate include support end and connecting pin, and connecting pin is connected with the feed screw nut, and each line light
The connecting pin of two linear bearings on axis connects the upper and lower end face of the connecting pin respectively；
And the objective table on supporting plate support end.
Further, the objective table is mounted on the support of the supporting plate by the levelling device of three groups of distributions triangular in shape
On end, the levelling device includes bolt, spring and adjusting knob, and the screw cap end of the bolt is extended with fixed plate, described solid
Fixed board and the objective table pin connection, the bolt pass through the support end of the supporting plate, and the spring is socketed on the bolt
And between the nut and the support end, the adjusting knob is screwed on bolt and below the support end.
Further, the corner at the support end is respectively equipped with guide finger, and the objective table is equipped with corresponding four guiding
The pilot hole of pin.
Further, the width at the support end is less than the width of the connecting pin and the objective table, the support
The center alignment at the center at end, the center of connecting pin and objective table.
Further, the objective table and saddle are made of aluminium alloy, hollow out to be formed in the middle part of the support end of the saddle
Frame-shaped.
Further, deep floor, the deep floor are extended with below two frames of the support end along its length
Connecting pin is extended to by the support end.
Further, it is machined with to install the axis hole of the straight optical axis in the fixed seat and along the aperture axis
To and with the opening grooving that mutually passes through of the axis hole；It is same along being also machined on the opening grooving direction, the fixed seat
Axis is distributed in the bolt hole and tapped blind hole of the opening grooving front and rear sides.
After adopting the above technical scheme, the utility model compared with background technology, has the following advantages that：
In 3D printer stage mechanism designed by the utility model, every straight optical axis is respectively provided with two and is oppositely arranged
Linear bearing be connected with the upper and lower end face respectively with supporting plate connecting pin, larger support degree is formd to supporting plate, is alleviated
The uneven wear problem of linear bearing, the high frequency jitter phenomenon of objective table during so as to overcome print head flying print；Meanwhile it adopts
Supporting plate and objective table are manufactured with aluminium alloy, cuts out the excess weight of supporting plate bearing end, then carries out intensity reinforcement with deep floor,
The power of toppling that linear bearing is born is reduced, further reduces noise and bearing loss；Levelling device is set on supporting plate, easily
In the leveling for realizing objective table.
Description of the drawings
Fig. 1 is the utility model assembly diagram；
Fig. 2 is the separation schematic diagram of the utility model supporting plate and objective table；
Fig. 3 is the schematic diagram of the utility model fixed seat；
Fig. 4 is the assembly figure of the utility model and 3D printer babinet.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that term " on " " under " " left side " " right side " " vertical " " level " " interior " " outer " etc. in the utility model
It is based on orientation shown in the drawings or position relationship, it is only for convenient for description the utility model and simplify description, without
Be instruction or imply the utility model device or element must have specific orientation, therefore it is not intended that this practicality newly
The limitation of type.
Embodiment
Refering to what is shown in Fig. 1, the utility model discloses a kind of 3D printer stage mechanism, including installing plate 1, Z axis liter
Descending mechanism 2, supporting plate 3 and objective table 4.
Wherein, installing plate 1 is equipped with 6 bolts hole 11 close to its marginal position, to realize case of the installing plate 1 in 3D printer
Fixation (as shown in Figure 4) in the internal chamber wall of body 5, so as to which entire 3D printer stage mechanism is mounted in babinet 5.
Z-axis lifting mechanism 2 is mounted on installing plate 1, including power screw 21, the screw on power screw 21
Nut 22, for install a pair of bearing 23 of power screw 21, two straight optical axis 24, two-by-two be mounted on two straight optical axis 24
Four linear bearings 25, be respectively used to fix two pairs of fixed seats 26 of two straight optical axis 24, servomotor 27 and for even
Connect the output shaft of servomotor 27 and the toothed belt transmission component 28 of power screw 21.21 and two straight optical axis 24 of power screw is mutually
It is parallel, and power screw 21 is between two straight optical axis 24.Toothed belt transmission component 28 includes being mounted on servomotor 27
Output shaft on driving wheel 281, mounted on 21 one end of power screw driven wheel 282 and connection driving wheel 281 with it is driven
The synchronous belt 283 of wheel 282.
Supporting plate 3 includes support end 31 and connecting pin 32, and connecting pin 32 is connected with feed screw nut 22, and each straight optical axis 24
On the connecting pins of two linear bearings 25 connect the upper and lower end face of connecting pin 32 respectively.Objective table 4 is mounted on support end 31.
Refering to what is shown in Fig. 2, objective table 4 is mounted on by the levelling device 33 of three groups of distributions triangular in shape on support end 31.
Levelling device 33 includes bolt 331, spring 332 and adjusting knob 333.The screw cap end of bolt 331 is extended with fixed plate 334, Gu
Fixed board 334 is equipped with the pin hole 41 corresponding to connecting pin 335 by connecting pin 335 and 4 pin connection of objective table, objective table 4.Bolt
331 pass through support end 31, and spring 332 is socketed on bolt 331 and between nut and support end, and adjusting knob 333 is screwed on
On bolt 331 and below support end.In this way, a plane is determined due to 3 points, by adjusting in three groups of levelling devices
Adjusting knob 333, you can objective table 4 is smoothed.It since levelling device is resilient support, is susceptible to and rocks, in order into one
Step improves the smoothing precision of objective table 4, and the corner at support end 31 is respectively equipped with guide finger 311, and objective table 4 is equipped with four corresponding
The pilot hole 42 of guide finger 311.
Wherein, the width at support end 31 is less than the width of connecting pin 32 and objective table 4, to reduce the integral face of supporting plate 3
Product, the center alignment at the center at support end 31, the center of connecting pin 32 and objective table 4.In the present embodiment, to mitigate weight,
Objective table 4 and saddle 3 are made of aluminium alloy, and the middle part at support end 31 hollows out to form frame-shaped.To improve the carrying at support end 31
Ability, the two frames lower section of support end 31 along its length are extended with deep floor 312, and deep floor 312 is by support end 31
Extend to connecting pin 32.
As shown in figure 3, it is machined in fixed seat 26 for its own installation through hole 261 on a mounting board, installation is straight
The axis hole 262 of linear light axis 24 and along axis hole 261 radially and the opening grooving 263 that is passed through with 261 phase of axis hole.It is cut perpendicular to opening on edge
263 direction of slot is also machined with the coaxial bolt hole 264 and screw thread for being distributed in 263 front and rear sides of opening grooving in fixed seat 26
Blind hole (does not mark) in figure.In this way, bolt by bolt hole 264 is stretched into and is locked on the tapped blind hole, you can compression
The groove width of opening grooving 263, and then change the bore of axis hole 262 to lock straight optical axis 24.Being so designed that is advantageous in that：It is existing
Have in design, the connection of fixed seat and straight optical axis is mostly realized using tight fit mode, but due to straight optical axis and power silk
Depth of parallelism requirement between bar is harsh, so, using traditional approach to the installation accuracy and its axis hole machining accuracy of fixed seat all
There is very harsh requirement, easily straight optical axis 24 can be locked in advance in fixed seat 26 by the way of opening grooving,
Centering locking is carried out according to the lifting situation of supporting plate 3 afterwards, reduces installation difficulty.
The above is only the preferable specific embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, can be readily occurred in
Change or replacement, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should
It is subject to the protection scope in claims.
Claims (7)
1. a kind of 3D printer stage mechanism, which is characterized in that including：
Installing plate, the installing plate are equipped with several bolts hole for being connected with the cabinets cavity wall of 3D printer；
Z-axis lifting mechanism, the Z-axis lifting mechanism is mounted on the installing plate, including power screw, mounted on power silk
Feed screw nut on bar, for installing a pair of bearing of power screw, two straight optical axis, be mounted on two straight optical axis two-by-two
Four linear bearings, be respectively used to fix two pairs of fixed seats of two straight optical axis, servomotor and for connecting servo electricity
The toothed belt transmission component of machine output shaft and power screw, the power screw and two straight optical axis are parallel to each other, and described dynamic
Power screw is between two straight optical axis；
Supporting plate, the supporting plate include support end and connecting pin, and connecting pin is connected with the feed screw nut, and on each straight optical axis
The connecting pins of two linear bearings connect the upper and lower end face of the connecting pin respectively；
And the objective table on supporting plate support end.
2. a kind of 3D printer stage mechanism as described in claim 1, it is characterised in that：The objective table is in by three groups
The levelling device of Triangle-Profile is mounted on the support end of the supporting plate, and the levelling device includes bolt, spring and adjusting
Knob, the screw cap end of the bolt are extended with fixed plate, the fixed plate and the objective table pin connection, and the bolt passes through institute
The support end of supporting plate is stated, the spring is socketed on the bolt and between the nut and the support end, the tune
Section knob is screwed on bolt and below the support end.
3. a kind of 3D printer stage mechanism as claimed in claim 2, it is characterised in that：The corner difference at the support end
Equipped with guide finger, the objective table is equipped with the pilot hole of corresponding four guide fingers.
4. a kind of 3D printer stage mechanism as described in claim 1, it is characterised in that：The width at the support end is less than
The connecting pin and the width of the objective table, center, the center of connecting pin and the center of objective table at the support end
Alignment.
5. a kind of 3D printer stage mechanism as claimed in claim 4, it is characterised in that：The objective table and saddle are by aluminium
Alloy is made, and hollows out to form frame-shaped in the middle part of the support end of the saddle.
6. a kind of 3D printer stage mechanism as claimed in claim 5, it is characterised in that：The support end is along its length
Two frames below be extended with deep floor, the deep floor extends to connecting pin by the support end.
7. a kind of 3D printer stage mechanism as described in claim 1, it is characterised in that：It is processed in the fixed seat useful
In the axis hole for installing the straight optical axis and along the axis hole radially and the opening grooving that is mutually passed through with the axis hole；Along perpendicular to
The grooving direction that is open, is also machined with the bolt hole for being coaxially distributed in the opening grooving front and rear sides in the fixed seat
And tapped blind hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721518875.6U CN207415997U (en) | 2017-11-15 | 2017-11-15 | A kind of 3D printer stage mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721518875.6U CN207415997U (en) | 2017-11-15 | 2017-11-15 | A kind of 3D printer stage mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207415997U true CN207415997U (en) | 2018-05-29 |
Family
ID=62306193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721518875.6U Expired - Fee Related CN207415997U (en) | 2017-11-15 | 2017-11-15 | A kind of 3D printer stage mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207415997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385852A (en) * | 2019-07-23 | 2019-10-29 | 佛山科学技术学院 | A kind of 3 points of 3D printers leveling |
-
2017
- 2017-11-15 CN CN201721518875.6U patent/CN207415997U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385852A (en) * | 2019-07-23 | 2019-10-29 | 佛山科学技术学院 | A kind of 3 points of 3D printers leveling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20201115 |