CN213500882U

CN213500882U - Material groove locking structure of 3D printer and 3D printer

Info

Publication number: CN213500882U
Application number: CN202022394224.9U
Authority: CN
Inventors: 李富华; 苏启聪
Original assignee: Guangzhou Trenrde Tech Co ltd
Current assignee: Guangzhou Trenrde Tech Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-06-22
Anticipated expiration: 2030-10-23

Abstract

The utility model provides a silo locking structure and 3D printer of 3D printer, the silo locking structure of 3D printer includes: the device comprises a machine table, a trough and a locking mechanism arranged on the machine table; the machine table is provided with a light through hole and a plurality of positioning grooves which are arranged around the light through hole; the bottom surface of the trough is provided with a plurality of supporting pieces protruding out of the bottom surface of the trough; the locking mechanism comprises a plurality of locking buckles, and the locking buckles are rotatably arranged on the machine table and arranged around the light through holes; when the silo sets up when on the board, support piece card is gone into the constant head tank, the locking is detained and is rotated the back will the silo is detained on the board. The utility model discloses a silo locking structure of 3D printer not only can stabilize the location silo through the support piece of silo bottom for the silo can not slide the skew, and support piece can also play and prop up the silo and make the bottom surface of silo peel off the membrane unsettledly, makes the bottom surface of silo peel off the membrane and can not receive the damage.

Description

Material groove locking structure of 3D printer and 3D printer

Technical Field

The utility model relates to a 3D prints technical field, concretely relates to silo locking structure and 3D printer of 3D printer.

Background

With the development of technology, 3D printing is increasingly used. Generally, a 3D printer prints an object layer by layer in a printing job, especially for a 3D printer using SLA process. SLA (stereo lithography Apparatus) is based on the principle that photosensitive resin is solidified by being irradiated by ultraviolet light, and controls a light source to irradiate a selected part of liquid photosensitive resin according to a CAD (computer aided design) drawing of a layered section of an object to be printed by a computer, so that the part of the liquid photosensitive resin is solidified, i.e. printed, and the solid object to be printed can be finally obtained after layer-by-layer solidification and printing. The silo of present 3D printer is unstable easy sliding after the locking.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome shortcoming and not enough among the prior art, provide a silo locking structure and 3D printer of 3D printer.

An embodiment of the utility model provides a silo locking structure of 3D printer, include: the device comprises a machine table, a trough and a locking mechanism arranged on the machine table;

the machine table is provided with a light through hole and a plurality of positioning grooves which are arranged around the light through hole;

the bottom surface of the trough is provided with a plurality of supporting pieces protruding out of the bottom surface of the trough;

the locking mechanism comprises a plurality of locking buckles, and the locking buckles are rotatably arranged on the machine table and arranged around the light through holes;

when the silo sets up when on the board, support piece card is gone into the constant head tank, the locking is detained and is rotated the back will the silo is detained on the board.

Compared with the prior art, the utility model discloses a silo locking structure of 3D printer not only can stabilize the location silo through the support piece of silo bottom for the silo can not slide the skew, does not use at the silo and places when other positions such as desktop, and support piece can also play and prop up the silo and make the bottom surface stripping film of silo unsettled, makes the stripping film of the bottom surface of silo can not receive the damage.

Further, the supporting piece comprises a base body, a supporting block and an elastic piece, a cavity is arranged in the base body, an opening is formed in the bottom of the base body, the supporting block is movably arranged in the cavity and extends out of the opening, the elastic piece is arranged in the cavity and is respectively abutted against the supporting block and the inner wall of the cavity, and when the trough is placed, the elastic piece is compressed to generate elastic deformation. Through elastic piece buffering supporting shoe, can ensure stable the placing of silo

Further, the bottom of the base body protrudes out of the bottom surface of the trough. When the supporting block completely enters the cavity, the bottom of the base body can also play a role in supporting the material groove.

Further, the supporting block is spherical, and the diameter of the opening is smaller than that of the supporting block. This design facilitates the setting up of the support blocks and reduces friction.

Furthermore, the locking mechanism comprises two locking buckles which are respectively arranged at two sides of the light through hole;

the locking buckle comprises a swinging piece and a fixing piece, the swinging piece is connected with the machine table in a rotating mode, the fixing piece is arranged at the end portion of the swinging piece, and after the swinging piece rotates, the fixing piece is pressed against the top of the trough. The locking buckle compresses tightly the silo towards the board in the both sides of silo, and is more stable.

Furthermore, two inclined abutting surfaces are arranged at the inner edge of the notch of the trough, the swinging piece drives the fixing piece to cross the outer edge of the notch of the trough after rotating, and the fixing piece abuts against the abutting surfaces. This design can avoid the horizontal skew of silo more.

Furthermore, two sides of the abutting surface are also provided with limiting parts which protrude out of the abutting surface. The limiting part can avoid the deviation of the fixing piece.

Further, the fixed part is cylindrical and is connected with the swinging part in a rotating mode, and the rotating axis of the fixed part is parallel to the rotating axis of the swinging part. The fixing part can move after contacting the trough.

Further, the top of silo still is provided with two U type handles, the both ends of U type handle are located the both sides of propping the pressure surface. When the fixing piece is deducted, the hand part can be placed on the U-shaped handle to press the trough, then the fixing piece is deducted, and the phenomenon that the trough slides in a deviated way due to the elasticity or vibration and the like when the fixing piece is deducted is avoided.

An embodiment of the utility model provides a 3D printer, include: the machine table is arranged on the machine frame and is positioned between the curing light source and the printing table.

In order that the invention may be more clearly understood, particular embodiments of the invention will now be described with reference to the accompanying drawings.

Drawings

Fig. 1 is an exploded view of a chute locking structure of a 3D printer according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a support member according to an embodiment of the present invention;

fig. 3 is a schematic structural view of one side of a trough according to an embodiment of the present invention;

FIG. 4 is an enlarged view of FIG. 3 at A;

fig. 5 is a cross-sectional view of one side of a chute locking structure of a 3D printer according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of the trough shown in FIG. 3;

fig. 7 is a partial schematic view of a 3D printer according to another embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1, which is an exploded view of a silo locking structure of a 3D printer according to an embodiment of the present invention, the silo locking structure of the 3D printer is characterized by comprising: the device comprises a machine table 10, a trough 20 and a locking mechanism arranged on the machine table 10.

The machine table 10 is provided with a light through hole 11 and a plurality of positioning grooves 12 which are arranged around the light through hole 11; the bottom surface of the trough 20 is provided with a plurality of supporting pieces 21 protruding out of the bottom surface of the trough 20; the locking mechanism comprises a plurality of locking buckles 31, and the locking buckles 31 are rotatably arranged on the machine table 10 and arranged around the light through hole 11; when the trough 20 is arranged on the machine table 10, the supporting member 21 is clamped into the positioning groove 12, and the locking buckle 31 rotates to buckle the trough 20 on the machine table 10. It should be noted that, the bottom of the trough 20 has a stripping film 25, and the stripping film 25 is attached to the screen at the light through hole 11, so that after the supporting member 21 is clamped into the positioning groove 12, the bottom of the trough 20 abuts against the machine station 10, and when the trough 20 is idle, the supporting member 21 can support the trough 20, and prevent the stripping film 25 from touching the idle position to scrape the flower.

Please refer to fig. 2, which is a schematic structural diagram of a supporting member according to an embodiment of the present invention, in some optional embodiments, the supporting member 21 includes a base 211, a supporting block 212 and an elastic member 213, a cavity is disposed in the base 211, an opening is disposed at the bottom of the base 211, the supporting block 212 is movably disposed in the cavity and extends out of the opening, the elastic member 213 is disposed in the cavity and abuts against the supporting block 212 and an inner wall of the cavity, when the trough 20 is placed, the elastic member 213 is compressed to generate elastic deformation, and the elastic member 213 can play a certain buffering role, thereby facilitating stable placement of the trough 20. The elastic member 213 may be a spring or the like having elasticity.

Referring to fig. 3 and 4, fig. 3 is a schematic structural diagram of one side of a trough according to an embodiment of the present invention, fig. 4 is an enlarged view of a position a shown in fig. 3, and in some alternative embodiments, the bottom of the base 211 protrudes from the bottom surface of the trough 20, so that the trough 20 can be supported by the bottom of the base 211 after the supporting block 212 completely enters the cavity.

It should be noted that the connection mode between the supporting member 21 and the trough 20 can be designed according to actual needs, for example, the supporting member 21 is directly fastened to the trough 20, or the supporting member 21 and the trough 20 are integrally provided. In some alternative embodiments, the outer side of the base 211 is provided with an external thread, the bottom of the trough 20 is provided with an internal thread hole, and the base 211 is in threaded connection with the internal thread hole.

In some alternative embodiments, the supporting block 212 is spherical, and the diameter of the opening is smaller than that of the supporting block 212, which is convenient for production, and of course, the structure of the supporting block 212 is appropriately designed according to actual needs, for example, the supporting block 212 is cube-shaped, at this time, the inner wall of the opening may be provided with a limiting protrusion, sliding grooves are provided on both sides of the supporting block 212, and the limiting protrusion extends into the sliding grooves, so that the supporting block 212 moves within a certain range, but not limited thereto. In addition, the shape of the positioning groove 12 matches the shape of the support 21.

It should be noted that the structure of the locking buckle 31 can be designed according to actual needs, for example, the locking buckle 31 can be a cam mechanism, after the cam rotates, the protruding position of the cam presses the trough 20, and then the trough 20 is released after the cam rotates, or the locking buckle 31 can also be a buckle, etc., without being limited thereto. Referring to fig. 5, which is a cross-sectional view of one side of a chute locking structure of a 3D printer according to an embodiment of the present invention, in some optional embodiments, the locking mechanism includes two locking buckles 31 respectively disposed at two sides of the light through hole 11; the locking buckle 31 comprises a swinging member 311 and a fixing member 312, the swinging member 311 is rotatably connected with the machine table 10, the fixing member 312 is arranged at the end of the swinging member 311, and after the swinging member 311 rotates, the fixing member 312 is pressed against the top of the trough 20 to press the trough 20 against the machine table 10, so that the trough 20 is fixed.

Referring to fig. 6, which is a schematic structural diagram of the trough shown in fig. 3, in some optional embodiments, two inclined pressing surfaces 22 are disposed at an inner edge of a notch of the trough 20, after the swinging member 311 rotates, the fixing member 312 is driven to pass over the outer edge of the notch of the trough 20, the fixing member 312 presses against the pressing surfaces 22, at this time, the force applied to the trough 20 by the two fixing members 312 has a horizontal vector and a vertical vector, and the directions of the two horizontal vectors are opposite, so that the trough 20 can be fixed in the horizontal direction without shifting.

In some alternative embodiments, the two sides of the abutting surface 22 are further formed with a stopper 23, and the stopper 23 protrudes from the abutting surface 22, in this embodiment, a recess is formed at the inner edge of the notch of the trough 20, so as to form the abutting surface 22 and the stopper 23.

In some alternative embodiments, the fixed member 312 is cylindrical and is rotatably connected to the swinging member 311, and the rotation axis thereof is parallel to the rotation axis of the swinging member 311. Of course, in order to facilitate the movement of the fixed member 312, it is also possible to design the fixed member 312 to have elasticity, or to design the swinging member 311 to have elasticity.

In some optional embodiments, two U-shaped handles 24 are further disposed on the top of the trough 20, two ends of each U-shaped handle 24 are located on two sides of the pressing surface 22, the U-shaped handles 24 are not only convenient for lifting the trough 20, but also can be used for pressing the trough 20 with a palm when the fixing member 312 is deducted, and fingers extend to the fixing member 312 for deduction, so that the trough 20 cannot vibrate and deviate, and the materials inside are prevented from being spilled.

In some optional embodiments, the locking buckle 31 further includes a protective outer shell 213, the protective outer shell 213 is disposed around the swinging member 311 and the fixing member 312, and the protective outer shell 213 is rotatably connected to the machine platform 10.

Compared with the prior art, the utility model discloses a silo locking structure of 3D printer support piece through silo bottom not only can stabilize the location silo for the silo can not slide the skew, does not use at the silo and places when other positions such as desktop, and support piece can also play and prop up the silo and make the bottom surface stripping film of silo unsettled, makes the bottom surface stripping film of silo can not receive the damage.

Above-mentioned silo locking structure of 3D printer can use on the 3D printer, please refer to fig. 7, fig. 7 is the utility model discloses the local schematic diagram of 3D printer of another embodiment, this 3D printer includes: the machine table 10 is arranged on the rack and is positioned between the curing light source and the printing table.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a silo locking structure of 3D printer which characterized in that includes: the device comprises a machine table, a trough and a locking mechanism arranged on the machine table;

2. The channel locking structure of the 3D printer according to claim 1, wherein: the supporting piece comprises a base body, a supporting block and an elastic piece, a cavity is arranged in the base body, an opening is formed in the bottom of the base body, the supporting block is movably arranged in the cavity and extends out of the opening, the elastic piece is arranged in the cavity and is respectively abutted against the supporting block and the inner wall of the cavity, and when the trough is placed, the elastic piece is compressed to generate elastic deformation.

3. The channel locking structure of the 3D printer according to claim 2, wherein: the bottom of the base body protrudes out of the bottom surface of the trough.

4. The channel locking structure of the 3D printer according to claim 2, wherein: the supporting block is spherical, and the diameter of the opening is smaller than that of the supporting block.

5. The tank locking structure of a 3D printer according to any one of claims 1 to 4, wherein: the locking mechanism comprises two locking buckles which are respectively arranged at two sides of the light through hole;

the locking buckle comprises a swinging piece and a fixing piece, the swinging piece is connected with the machine table in a rotating mode, the fixing piece is arranged at the end portion of the swinging piece, and after the swinging piece rotates, the fixing piece is pressed against the top of the trough.

6. The channel locking structure of the 3D printer according to claim 5, wherein: two inclined abutting surfaces are arranged at the inner edge of the notch of the trough, the swinging piece drives the fixing piece to cross the outer edge of the notch of the trough after rotating, and the fixing piece abuts against the abutting surfaces.

7. The channel locking structure of the 3D printer according to claim 6, wherein: and limiting parts are formed on two sides of the abutting surface and protrude out of the abutting surface.

8. The channel locking structure of the 3D printer according to claim 6, wherein: the top of the trough is also provided with two U-shaped handles, and two ends of each U-shaped handle are located on two sides of the abutting surface.

9. The channel locking structure of the 3D printer according to claim 5, wherein: the fixing piece is cylindrical and is connected with the swinging piece in a rotating mode, and the rotating axis of the fixing piece is parallel to the rotating axis of the swinging piece.

10. A3D printer, comprising: the 3D printer comprises a machine frame, a curing light source arranged on the machine frame, a printing table movably arranged on the machine frame, a lifting device for driving the printing table to lift, and a trough locking structure of the 3D printer according to any one of claims 1 to 9, wherein the machine table is arranged on the machine frame and is positioned between the curing light source and the printing table.