CN220278267U - Be used for metal powder 3D printer lower powder to spread powder device - Google Patents
Be used for metal powder 3D printer lower powder to spread powder device Download PDFInfo
- Publication number
- CN220278267U CN220278267U CN202322037769.8U CN202322037769U CN220278267U CN 220278267 U CN220278267 U CN 220278267U CN 202322037769 U CN202322037769 U CN 202322037769U CN 220278267 U CN220278267 U CN 220278267U
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- Prior art keywords
- powder
- frame
- paving
- guide plate
- wall
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- 239000000843 powder Substances 0.000 title claims abstract description 213
- 239000002184 metal Substances 0.000 title claims abstract description 40
- 238000010030 laminating Methods 0.000 claims 2
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000010146 3D printing Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Abstract
The utility model discloses a powder laying device for a metal powder 3D printer, which relates to the technical field of metal powder 3D printing, and comprises a powder laying frame, a powder laying mechanism arranged outside the powder laying frame, a powder laying assembly and a flow guiding assembly; the powder paving component comprises a control box, a powder paving roller, anti-slip patterns and a powder paving belt, wherein the control box is fixedly connected with the outer wall of the powder paving frame, the powder paving roller is connected with the inner wall of the control box in a screwed mode, the anti-slip patterns are formed in the outer wall of the powder paving roller, the powder paving frame slides to drive the powder paving roller to roll relatively with metal powder at the bottom through the anti-slip patterns, the powder paving roller rolls to drive the driving guide plate to rotate through the powder paving belt, the driving guide plate rotates to drive the driven guide plate to rotate through the connecting belt, and the powder paving frame is favorable for uniformly discharging the metal powder to one side of the powder paving roller through the driven guide plate and the driving guide plate, so that non-uniformity of discharging of the metal powder is avoided.
Description
Technical Field
The utility model relates to the technical field of 3D printing of metal powder, in particular to a powder laying device for a metal powder 3D printer.
Background
The 3D printer is also called as a three-dimensional printer, is a cumulative manufacturing technology, namely a machine of a rapid prototyping technology, is a machine based on a digital model file, utilizes special wax materials, powdery metal or plastic and other bondable materials, manufactures a three-dimensional object by printing a layer of bonding materials, is used for manufacturing a product at present, and constructs the object in a layer-by-layer printing mode.
When the existing powder laying device for the metal powder 3D printer is used, the metal powder is directly laid, and the powder laying mouth is long, so that uneven powder laying is easy to occur during powder laying due to uneven powder laying, and therefore, in view of the problem, the existing structure is not enough, research and improvement are carried out, and the powder laying device for the metal powder 3D printer is provided.
Disclosure of Invention
The utility model aims to provide a powder laying device for metal powder 3D printer, which is used for solving the problem that uneven powder laying is easy to occur when powder is laid due to uneven powder laying in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the powder laying device comprises a powder laying frame and a powder laying mechanism arranged outside the powder laying frame, wherein the powder laying mechanism also comprises a powder laying assembly and a flow guiding assembly;
the powder spreading assembly comprises a control box, a powder spreading roller, anti-skidding lines and a powder spreading belt, wherein the outer wall of the powder spreading frame is fixedly connected with the control box, the inner wall of the control box is connected with the powder spreading roller in a screwed mode, the anti-skidding lines are formed in the outer wall of the powder spreading roller, and one end of the powder spreading roller is attached to the powder spreading belt;
the guide assembly comprises a driving guide plate, a connecting belt, a driven guide plate and a side plate, wherein the outer wall of the powder paving belt is attached to the driving guide plate which is screwed with the inner wall of the powder paving frame, one end of the driving guide plate is sleeved with the connecting belt, the outer wall of the connecting belt is located above the driving guide plate and is attached to the driven guide plate which is screwed with the inner wall of the powder paving frame, and one side of the driven guide plate is located on the side plate fixedly connected with the inner wall of the powder paving frame.
Preferably, one side of shop's powder frame is provided with the support, the outer wall fixedly connected with servo motor of support, the lead screw is installed to servo motor's output, the outer wall threaded connection of lead screw has the direction slider, the outer wall fixedly connected with of direction slider is connected with control box outer wall fixed connection's connection slider, the connection position of connection slider and support is provided with the gag lever post.
Preferably, the shape of the anti-skid pattern is spiral.
Preferably, two groups of powder spreading rollers are arranged and are connected through a powder spreading belt.
Preferably, the driving guide plate forms a rotating structure with the powder laying frame through the powder laying roller and the powder laying belt, and the driven guide plate forms a rotating structure with the powder laying frame through the driving guide plate and the connecting belt.
Preferably, the driving guide plate is in a hexagonal star shape, and the driven guide plate is in a cross shape.
Preferably, the side plates are inclined in shape, and the rotation center of the driving guide plate and the rotation center of the driven guide plate are located on the same vertical plane.
Preferably, the connecting sliding block forms a sliding structure with the limiting rod through the screw rod and the guiding sliding block, and the cross section of the limiting rod is inverted trapezoid.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the driven guide plate and the driving guide plate are arranged, the powder laying frame slides to drive the powder laying roller and the metal powder at the bottom to relatively roll through the anti-skid patterns, the powder laying operation is carried out on the metal powder, the powder laying roller rolls to drive the driving guide plate to rotate through the powder laying belt, and the driving guide plate rotates to drive the driven guide plate to rotate through the connecting belt, so that the metal powder in the powder laying frame is uniformly fed to one side of the powder laying roller through the driven guide plate and the driving guide plate, and the non-uniform feeding of the metal powder is avoided.
2. According to the utility model, the limiting rod is arranged, the guide sliding block slides to drive the connecting sliding block to slide along the outer wall of the limiting rod, the connecting sliding block slides to drive the powder paving frame to synchronously slide through the control box, and the cross section of the limiting rod is in an inverted trapezoid shape, so that the sliding stability of the powder paving frame is improved.
Drawings
FIG. 1 is a schematic perspective view of a frame support for laying powder;
FIG. 2 is a schematic perspective cross-sectional view of a powder placement frame;
FIG. 3 is a schematic perspective cross-sectional view of a driving guide plate and a driven guide plate;
fig. 4 is a schematic perspective view of a connecting slider and a stop lever.
In the figure: 1. a powder paving frame; 2. a powder spreading mechanism; 21. a powder spreading component; 211. a control box; 212. powder spreading rollers; 213. anti-skid lines; 214. powder spreading belts; 22. a flow guiding assembly; 221. an active guide plate; 222. a connecting belt; 223. a driven guide plate; 224. a side plate; 3. a bracket; 4. a servo motor; 5. a screw rod; 6. a guide slide block; 7. the connecting slide block; 8. and a limit rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1-3, a powder laying device for a metal powder 3D printer comprises a powder laying frame 1 and a powder laying mechanism 2 arranged outside the powder laying frame 1, wherein the powder laying mechanism 2 further comprises a powder laying assembly 21 and a flow guiding assembly 22;
the powder spreading assembly 21 comprises a control box 211, a powder spreading roller 212, anti-slip patterns 213 and a powder spreading belt 214, wherein the control box 211 is fixedly connected to the outer wall of the powder spreading frame 1, the inner wall of the control box 211 is rotatably connected with the powder spreading roller 212, the anti-slip patterns 213 are formed in the outer wall of the powder spreading roller 212, and one end of the powder spreading roller 212 is attached with the powder spreading belt 214;
the flow guiding component 22 comprises a driving guide plate 221, a connecting belt 222, a driven guide plate 223 and a side plate 224, wherein the outer wall of the powder paving belt 214 is attached with the driving guide plate 221 screwed with the inner wall of the powder paving frame 1, one end of the driving guide plate 221 is sleeved with the connecting belt 222, the outer wall of the connecting belt 222 is located above the driving guide plate 221 and is attached with the driven guide plate 223 screwed with the inner wall of the powder paving frame 1, and one side of the driven guide plate 223 is located on the inner wall of the powder paving frame 1 and is fixedly connected with the side plate 224.
Specifically, the appearance of anti-skidding line 213 is the heliciform, and during operation is through setting up heliciform anti-skidding line 213, is favorable to spreading powder frame 1 slip and drives the metal powder of spreading powder roller 212 and bottom through anti-skidding line 213 and roll relatively, avoids spreading powder roller 212 and metal powder to appear sliding relatively.
Specifically, two groups of powder paving rollers 212 are arranged, the two groups of powder paving rollers 212 are connected through a powder paving belt 214, and in operation, the two groups of powder paving rollers 212 are arranged, so that the control operation of reciprocating powder paving of the powder paving frame 1 is facilitated.
Specifically, the driving guide plate 221 forms a rotating structure with the powder paving frame 1 through the powder paving roller 212 and the powder paving belt 214, the driven guide plate 223 forms a rotating structure with the powder paving frame 1 through the driving guide plate 221 and the connecting belt 222, and when the powder paving frame 1 works, the powder paving frame 1 slides to drive the powder paving roller 212 to roll relatively with the metal powder at the bottom through the anti-skid patterns 213, the powder paving operation is carried out on the metal powder, the powder paving roller 212 rolls to drive the driving guide plate 221 to rotate through the powder paving belt 214, the driving guide plate 221 rotates to drive the driven guide plate 223 to rotate through the connecting belt 222, and the control operation of the driving guide plate 221 and the driven guide plate 223 is realized.
Specifically, the appearance of initiative baffle 221 is the hexagram form, and the appearance of driven baffle 223 is the cross, and during operation is through setting up crisscross driven baffle 223 and the initiative baffle 221 of hexagram form, is favorable to evenly laying powder to one side of laying powder roller 212 through driven baffle 223 and initiative baffle 221 with the metal powder in the powder frame 1, avoids the metal powder inhomogeneous of laying powder.
Specifically, the side plate 224 is inclined, and the rotation center of the driving guide plate 221 and the rotation center of the driven guide plate 223 are located on the same vertical plane, which is beneficial to the rotation of the driven guide plate 223 and the rapid powder discharging operation of the driven guide plate 223 during operation.
Example 2
As shown in fig. 1 and fig. 4, in the powder laying device for the lower powder of the metal powder 3D printer provided by the utility model, compared with the first embodiment, as another implementation mode of the utility model, one side of the powder laying frame 1 is provided with the bracket 3, the outer wall of the bracket 3 is fixedly connected with the servo motor 4, the output end of the servo motor 4 is provided with the screw rod 5, the outer wall of the screw rod 5 is in threaded connection with the guide slide block 6, the outer wall of the guide slide block 6 is fixedly connected with the connecting slide block 7 fixedly connected with the outer wall of the control box 211, the connecting part of the connecting slide block 7 and the bracket 3 is provided with the limit rod 8, when in operation, the servo motor 4 works to drive the guide slide block 6 to slide through the working screw rod 5, the guide slide block 6 drives the connecting slide block 7 to slide along the outer wall of the limit rod 8, the connecting slide through the control box 211 drives the powder laying frame 1 to slide synchronously, and the limit rod 8 with the inverted trapezoid cross section is arranged, so that the stability of the sliding of the powder laying frame 1 is improved.
The connecting slide block 7 forms a sliding structure through the screw rod 5, the guide slide block 6 and the limiting rod 8, the cross section of the limiting rod 8 is inverted trapezoid, and when the powder paving frame 1 is driven to synchronously slide through the control box 211 in a sliding mode, and the sliding stability of the powder paving frame 1 is improved by arranging the limiting rod 8 with the inverted trapezoid cross section.
The specific operation flow of the utility model is as follows:
when using this a device for powder is spread to metal powder 3D printer lower powder, at first, servo motor 4 work drives guide slide 6 through work lead screw 5 and slides, and guide slide 6 slides and drives the outer wall that connects slider 7 along gag lever post 8 and slide, and connecting slider 7 slides and drive shop powder frame 1 synchronous slip through control box 211, through setting up the gag lever post 8 that the transversal trapezoidal that personally submits is favorable to improving shop powder frame 1 gliding stability.
Finally, the powder laying frame 1 slides and drives the powder laying roller 212 and the metal powder at the bottom to roll relatively through the anti-slip patterns 213, the powder laying roller 212 rolls and drives the driving guide plate 221 to rotate through the powder laying belt 214, the driving guide plate 221 rotates and drives the driven guide plate 223 to rotate through the connecting belt 222, the metal powder is prevented from accumulating on the edge of the inner wall of the powder laying frame 1 through the inclined side plate 224, and the cross-shaped driven guide plate 223 and the hexagram-shaped driving guide plate 221 are arranged, so that the metal powder in the powder laying frame 1 is uniformly fed to one side of the powder laying roller 212 through the driven guide plate 223 and the driving guide plate 221, and uneven metal powder feeding is avoided, namely the working principle of the powder feeding device for the metal powder 3D printer is provided.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a shop's powder device is spread to powder for metal powder 3D printer lower powder, includes shop's powder frame (1) and sets up shop's powder mechanism (2) in shop's powder frame (1) outside, its characterized in that: the powder spreading mechanism (2) further comprises a powder spreading component (21) and a flow guiding component (22);
the powder paving assembly (21) comprises a control box (211), a powder paving roller (212), anti-skidding patterns (213) and a powder paving belt (214), wherein the control box (211) is fixedly connected to the outer wall of the powder paving frame (1), the inner wall of the control box (211) is screwed with the powder paving roller (212), the anti-skidding patterns (213) are formed in the outer wall of the powder paving roller (212), and the powder paving belt (214) is attached to one end of the powder paving roller (212);
the utility model discloses a powder paving frame, including powder paving frame (1), guide assembly (22), powder paving assembly, powder paving frame (1) and powder paving frame (1) are connected in advance, guide assembly (22) are including initiative baffle (221), connecting belt (222), driven baffle (223) and curb plate (224), the outer wall laminating of powder paving belt (214) has initiative baffle (221) with the inner wall of powder paving frame (1) soon, connecting belt (222) have been cup jointed to one end of initiative baffle (221), the outer wall of connecting belt (222) is located the top laminating of initiative baffle (221) has driven baffle (223) with powder paving frame (1) inner wall spin-connected, one side of driven baffle (223) is located inner wall fixedly connected with curb plate (224) of powder paving frame (1).
2. The device for laying down powder in a metal powder 3D printer of claim 1, wherein: one side of shop's powder frame (1) is provided with support (3), the outer wall fixedly connected with servo motor (4) of support (3), lead screw (5) are installed to the output of servo motor (4), the outer wall threaded connection of lead screw (5) has direction slider (6), the outer wall fixedly connected with of direction slider (6) is connected slider (7) with control box (211) outer wall fixed connection, the junction of connection slider (7) and support (3) is provided with gag lever post (8).
3. The device for laying down powder in a metal powder 3D printer of claim 1, wherein: the anti-skid patterns (213) are spiral in shape.
4. The device for laying down powder in a metal powder 3D printer of claim 1, wherein: the powder spreading rollers (212) are provided with two groups, and the two groups of powder spreading rollers (212) are connected through a powder spreading belt (214).
5. The device for laying down powder in a metal powder 3D printer of claim 1, wherein: the driving guide plate (221) forms a rotating structure between the powder laying roller (212) and the powder laying belt (214) and the powder laying frame (1), and the driven guide plate (223) forms a rotating structure between the driving guide plate (221) and the connecting belt (222) and the powder laying frame (1).
6. The device for laying down powder in a metal powder 3D printer of claim 1, wherein: the shape of the driving guide plate (221) is hexagonal, and the shape of the driven guide plate (223) is cross-shaped.
7. The device for laying down powder in a metal powder 3D printer of claim 1, wherein: the side plates (224) are inclined in shape, and the rotation center of the driving guide plate (221) and the rotation center of the driven guide plate (223) are positioned on the same vertical plane.
8. The device for powder laying of a metal powder 3D printer according to claim 2, wherein: the connecting sliding block (7) forms a sliding structure between the guide sliding block (6) and the limiting rod (8) through the screw rod (5), and the cross section of the limiting rod (8) is inverted trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037769.8U CN220278267U (en) | 2023-08-01 | 2023-08-01 | Be used for metal powder 3D printer lower powder to spread powder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037769.8U CN220278267U (en) | 2023-08-01 | 2023-08-01 | Be used for metal powder 3D printer lower powder to spread powder device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220278267U true CN220278267U (en) | 2024-01-02 |
Family
ID=89343974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322037769.8U Active CN220278267U (en) | 2023-08-01 | 2023-08-01 | Be used for metal powder 3D printer lower powder to spread powder device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220278267U (en) |
-
2023
- 2023-08-01 CN CN202322037769.8U patent/CN220278267U/en active Active
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