CN210553028U - Moving mechanism for 3d printer - Google Patents
Moving mechanism for 3d printer Download PDFInfo
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- CN210553028U CN210553028U CN201921275304.3U CN201921275304U CN210553028U CN 210553028 U CN210553028 U CN 210553028U CN 201921275304 U CN201921275304 U CN 201921275304U CN 210553028 U CN210553028 U CN 210553028U
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- guide rail
- slider
- sand grip
- belt
- printer according
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Abstract
The utility model relates to a moving mechanism for 3D printer belongs to 3D and prints the field, it include the guide rail with movably set up in slider on the guide rail, the both sides of guide rail are provided with the sand grip, the sand grip along the length direction of guide rail sets up, the slider corresponds the guide rail is provided with the holding tank, all seted up on the both sides lateral wall of holding tank and held the chamber, it rotationally is provided with a plurality of gyro wheels to hold the intracavity, the surface correspondence of gyro wheel the sand grip is provided with annular groove, the sand grip be held in the annular groove. The utility model discloses a displacement accuracy is high.
Description
Technical Field
The utility model relates to a processing equipment field, in particular to a moving mechanism for 3d printer.
Background
The 3D printing technique is a general term for a series of rapid prototyping techniques, and its basic principle is lamination manufacturing, in which a rapid prototyping machine forms the cross-sectional shape of a workpiece in an X-Y plane by scanning, and performs displacement of the slice thickness intermittently in the Z coordinate, to finally form a three-dimensional part. When the printer head is used for printing, the printer head freely moves in space through the XY moving module to print three-dimensional works, and the XY moving module comprises a plurality of guide rails movably connected with each other, so that the movable connecting structure between the guide rails has higher requirements on accuracy.
SUMMERY OF THE UTILITY MODEL
On the basis, it is necessary to provide a moving mechanism for 3d printer, including the guide rail with movably set up in slider on the guide rail, the both sides of guide rail are provided with the sand grip, the sand grip along the length direction setting of guide rail, the slider corresponds the guide rail is provided with the holding tank, all seted up on the both sides lateral wall of holding tank and held the chamber, it rotationally is provided with a plurality of gyro wheels to hold the intracavity, the surface correspondence of gyro wheel the sand grip is provided with annular groove, the sand grip is held in annular groove.
The utility model discloses in, the guide rail is installed on the 3d printer fuselage horizontally, sets up on the guide rail slider slidable, and the upper surface of slider can also be fixed and set up another guide rail to make two guide rails can relative movement.
Wherein, the annular groove card of the gyro wheel of holding tank both sides is on the sand grip of guide rail both sides, the annular groove with the surface of sand grip laminate completely, the slider when moving along the length direction of guide rail, the gyro wheel on it rolls along with the removal of slider, the slider can not take place to beat and deflect to can guarantee the accuracy of slider at the removal in-process.
Preferably, the cross section of the convex strip is semicircular.
Preferably, both ends of the guide rail are rotatably provided with a rotary drum, the rotary drums at both ends of the guide rail are sleeved with an annular belt, the upper surface and the lower surface of the guide rail are provided with an upper channel and a lower channel along the length direction of the guide rail, the annular belt penetrates through the upper channel and the lower channel, and the sliding block is fixedly connected with the annular belt.
The annular belt can be driven to reciprocate in the upper channel and the lower channel through the forward rotation and the reverse rotation of the rotary drum, so that the sliding block fixed on the annular belt is driven to reciprocate on the guide rail.
Further, the top detachably of holding tank is provided with the fixed block, the fixed slot has been seted up to the upper surface of fixed block, the top of holding tank corresponds the fixed slot is provided with the lug, the belt is pressed from both sides and is located the lug with between the fixed slot.
The utility model discloses during the fixed endless belt, at first need pull down the fixed block from the slider, then support the lower surface that leans on the lug with endless belt, then install the fixed block on the slider to make the fixed slot on the fixed block with the belt card between it and lug, thereby accomplished the fixed to endless belt, wherein, the fixed block can set up on the slider through bolted construction detachably.
Furthermore, the bottom surface of the fixed block is abutted to the surface of the upper channel, and the bottom surface of the fixed block is arranged in sliding fit with the surface of the upper channel.
The bottom of the fixed block is abutted against the surface of the upper channel, so that the fixed block can be used for supporting the sliding block and sharing the pressure of the sliding block on the roller, and the sliding block is prevented from jumping and deflecting when moving on the guide rail due to deformation caused by overlarge pressure on the roller; in addition, the sliding block presses the fixed block on the upper channel, so that the clamping structure of the fixed block on the annular belt can be further reinforced, the annular belt can be effectively prevented from sliding relative to the sliding block, and the moving precision of the sliding block can be ensured; the surface of the upper channel and the bottom surface of the fixing block are smooth surfaces, and the fixing block can slide in the upper channel.
Furthermore, the annular belt is a toothed belt, and the bottom surface of the fixing groove is provided with teeth which are embedded with the toothed belt corresponding to the toothed belt.
The mutual gomphosis of the tooth on the endless belt and the tooth of the bottom surface of fixed slot can further prevent the endless belt and move for the slider, improves the removal precision of slider.
Further, the two ends of the guide rail are fixedly provided with mounting seats, mounting cavities are formed in the mounting seats, bearings are arranged on two sides of each mounting cavity, rotating shafts are mounted on the bearings and extend out of the mounting cavities, rotating drums are fixedly arranged on the rotating shafts, and the rotating drums are located between the bearings arranged on two sides of the mounting cavities.
Wherein, the mount pad is installed on the fuselage of 3d printer, the pivot that extends the installation cavity is used for being connected with actuating mechanism, actuating mechanism can drive the rotary drum rotation in the mount pad, thereby drive the belt on the rotary drum and remove, move on the guide rail with the drive slider, because the mount pad is installed independently on the fuselage of 3d printer, consequently partial vibration of actuating mechanism during operation can be transmitted for the fuselage of 3d printer by the mount pad, thereby can reduce actuating mechanism's vibration to the influence of guide rail, in order to guarantee the accuracy of slider displacement.
Furthermore, the surface of the rotary drum is provided with teeth which are embedded with the toothed belt corresponding to the toothed belt.
The teeth on the endless belt and the teeth on the surface of the drum are engaged with each other to prevent the endless belt from sliding relative to the drum, so that the accuracy of the movement of the slider relative to the guide rail is improved.
Furthermore, the lower surface of the bump is obliquely arranged, and the bottom surface of the fixing groove is parallel to the lower surface of the bump.
The bottom surface of lug lower surface and fixed slot sets up with the corresponding slope, then the belt of being pressed from both sides between the clamp is also can incline, then installs the fixed block back on the slider, can further straighten taut endless belt, avoids endless belt lax, can effectively improve the accuracy of slider displacement.
The principle and effect of the present invention will be further explained by combining the above technical solutions:
1. the utility model discloses in, the annular groove card of the gyro wheel of holding tank both sides is on the sand grip of guide rail both sides, the annular groove with the surface of sand grip laminate completely, the slider when moving along the length direction of guide rail, the gyro wheel on it rolls along with the removal of slider, the slider can not take place to beat and deflect to can guarantee the slider accuracy at the removal in-process.
2. The utility model discloses in, the mutual gomphosis of tooth on the bottom surface of tooth and the fixed slot on the rotary drum on the endless belt can prevent that endless belt from sliding for slider and rotary drum, improves the removal precision of slider.
3. The utility model discloses in, the bottom surface of lug lower surface and fixed slot slope setting correspondingly, then clamped the belt wherein and also can incline, then install the fixed block back on the slider, can further straighten taut endless belt, avoid endless belt lax, can effectively improve the accuracy of slider displacement.
Drawings
Fig. 1 is a schematic structural diagram of a moving mechanism for a 3d printer according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a guide rail according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a slider according to an embodiment of the present invention;
FIG. 4 is an enlarged partial schematic view of FIG. 3;
fig. 5 is a structural solid diagram of the mounting base according to the embodiment of the present invention;
fig. 6 is a usage status diagram of a moving mechanism for a 3d printer according to an embodiment of the present invention.
Description of reference numerals:
1-guide rail, 11-convex strip, 12-mounting seat, 13-rotating shaft, 14-upper channel, 15-lower channel, 16-rotating drum, 161, 242-tooth, 17-bearing, 18-endless belt, 2-sliding block, 21-accommodating groove, 22-accommodating cavity, 23-roller, 231-annular groove, 24-fixing block, 241-fixing groove, 25-convex block, 3-driving mechanism and 4-3d printer body.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples:
as shown in fig. 1-6, a moving mechanism for 3d printer, includes guide rail 1 and movably set up in slider 2 on guide rail 1, the both sides of guide rail 1 are provided with sand grip 11, sand grip 11 sets up along the length direction of guide rail 1, slider 2 corresponds guide rail 1 is provided with holding tank 21, all seted up on the both sides lateral wall of holding tank 21 and held the chamber 22, rotationally be provided with a plurality of gyro wheels 23 in holding the chamber 22, the surface correspondence of gyro wheel 23 sand grip 11 is provided with annular groove 231, sand grip 11 is held in annular groove 231.
The utility model discloses in, guide rail 1 installs horizontally on 3d printer fuselage 4, sets up on guide rail 1 slider 2 slidable, and the upper surface of slider 2 can also be fixed and set up another guide rail 1 to make two guide rails 1 can relative movement.
In one embodiment, the cross section of the protruding strip 11 is semicircular.
Wherein, the annular groove 231 card of the gyro wheel 23 of holding tank 21 both sides is on the sand grip 11 of guide rail 1 both sides, and annular groove 231's the surface with sand grip 11 is laminated completely, and slider 2 is when moving along the length direction of guide rail 1, and gyro wheel 23 on it rolls along with slider 2's removal, and slider 2 can not take place to beat and deflect to can guarantee the accuracy of slider 2 at the removal in-process.
In one embodiment, the guide rail 1 is rotatably provided with a rotating drum 16 at both ends, the rotating drum 16 at both ends of the guide rail 1 is sleeved with an endless belt 18, the upper surface and the lower surface of the guide rail 1 are provided with an upper channel 14 and a lower channel 15 along the length direction of the guide rail 1, the endless belt 18 passes through the upper channel 14 and the lower channel 15, and the sliding block 2 is fixedly connected with the endless belt 18.
The endless belt 18 is reciprocated in the upper and lower channels 14 and 15 by the forward and reverse rotation of the drum 16, thereby reciprocating the slider 2 fixed to the endless belt 18 on the guide rail 1.
In one embodiment, a fixing block 24 is detachably disposed at the top of the accommodating groove 21, a fixing groove 241 is disposed on the upper surface of the fixing block 24, a protruding block 25 is disposed at the top of the accommodating groove 21 corresponding to the fixing groove 241, and the belt is clamped between the protruding block 25 and the fixing groove 241.
The utility model discloses during fixed endless belt 18, at first need pull down fixed block 24 from slider 2, then support endless belt 18 against the lower surface to lug 25, then install fixed block 24 on slider 2 to make fixed slot 241 on the fixed block 24 with the belt card between it and lug 25, thereby accomplished the fixed to endless belt 18, wherein, fixed block 24 can set up on slider 2 through bolted construction detachably.
In one embodiment, the bottom surface of the fixing block 24 abuts against the surface of the upper channel 14, and the bottom surface of the fixing block 24 is slidably fitted with the surface of the upper channel 14.
The bottom of the fixed block 24 is abutted against the surface of the upper channel 14, so that the fixed block 24 can be used for supporting the sliding block 2 to share the pressure of the sliding block 2 on the roller 23, and the sliding block 2 is prevented from jumping and deflecting when moving on the guide rail 1 due to the deformation of the roller 23 caused by the excessive pressure; in addition, the sliding block 2 presses the fixed block 24 on the upper channel 14, so that the clamping structure of the fixed block 24 on the annular belt 18 can be further reinforced, the annular belt 18 can be effectively prevented from sliding relative to the sliding block 2, and the moving precision of the sliding block 2 can be ensured; wherein, the surface of the upper channel 14 and the bottom surface of the fixing block 24 are both smooth surfaces, and the fixing block 24 can slide in the upper channel 14.
In one embodiment, the endless belt 18 is a toothed belt, and the bottom surface of the fixing groove 241 is provided with teeth 242 corresponding to the toothed belt and engaged with the toothed belt.
The teeth of the endless belt 18 are fitted with the teeth 242 of the bottom surface of the fixing groove 241, thereby further preventing the endless belt 18 from moving relative to the slider 2 and improving the accuracy of movement of the slider 2.
In one embodiment, mounting seats 12 are fixedly arranged at two ends of the guide rail 1, a mounting cavity is arranged in each mounting seat 12, bearings 17 are arranged on two sides of each mounting cavity, a rotating shaft 13 is mounted on each bearing 17, each rotating shaft 13 extends out of each mounting cavity, a rotating drum 16 is fixedly arranged on each rotating shaft 13, and each rotating drum 16 is located between the bearings 17 arranged on two sides of each mounting cavity.
Wherein, mount pad 12 is installed on the fuselage of 3d printer, the pivot 13 that extends the installation cavity is used for being connected with actuating mechanism 3, actuating mechanism 3 can drive the rotary drum 16 rotation in the mount pad 12, thereby drive the belt on the rotary drum 16 and remove, move on guide rail 1 with drive slider 2, because mount pad 12 installs independently on the fuselage of 3d printer, consequently partial vibration of actuating mechanism 3 during operation can be transmitted for the fuselage of 3d printer by mount pad 12, thereby can reduce the influence of actuating mechanism 3's vibration to guide rail 1, in order to guarantee the accuracy of slider 2 displacement.
In one embodiment, the surface of the drum 16 is provided with teeth 161 corresponding to the toothed belt and engaged with the toothed belt.
The engagement of the teeth on the endless belt 18 with the teeth 161 on the surface of the drum 16 prevents the endless belt 18 from slipping relative to the drum 16, thereby improving the accuracy of the movement of the slider 2 relative to the guide rail 1.
In one embodiment, the lower surface of the protrusion 25 is disposed obliquely, and the bottom surface of the fixing groove 241 is disposed parallel to the lower surface of the protrusion 25.
The lower surface of the bump 25 and the bottom surface of the fixing groove 241 are correspondingly inclined, so that the belt clamped between the bump 25 and the fixing groove 241 is also inclined, and after the fixing block 24 is installed on the sliding block 2, the annular belt 18 can be further straightened and tensioned, the annular belt 18 is prevented from being loosened, and the displacement accuracy of the sliding block 2 can be effectively improved.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides a moving mechanism for 3d printer, include the guide rail with movably set up in slider on the guide rail, its characterized in that, the both sides of guide rail are provided with the sand grip, the sand grip along the length direction setting of guide rail, the slider corresponds the guide rail is provided with the holding tank, all seted up on the both sides lateral wall of holding tank and held the chamber, it rotationally is provided with a plurality of gyro wheels to hold the intracavity, the surface correspondence of gyro wheel the sand grip is provided with annular groove, the sand grip be held in the annular groove just the surface of sand grip with the laminating of annular groove.
2. The translation mechanism for a 3d printer of claim 1, wherein the cross-section of the ribs is semicircular.
3. The moving mechanism for a 3d printer according to claim 1, wherein the guide rail is provided with a rotating drum at both ends thereof, the rotating drum at both ends of the guide rail is sleeved with an endless belt, the upper surface and the lower surface of the guide rail are provided with an upper channel and a lower channel along the length direction of the guide rail, the endless belt passes through the upper channel and the lower channel, and the sliding block is fixedly connected with the endless belt.
4. The moving mechanism for a 3d printer according to claim 3, wherein a fixing block is detachably disposed on a top of the receiving groove, a fixing groove is disposed on an upper surface of the fixing block, a protruding block is disposed on the top of the receiving groove corresponding to the fixing groove, and the belt is clamped between the protruding block and the fixing groove.
5. The movement mechanism for a 3d printer according to claim 4, wherein a bottom surface of the fixed block abuts against a surface of the upper channel, and the bottom surface of the fixed block is in sliding fit with the surface of the upper channel.
6. The movement mechanism for a 3d printer according to claim 4, wherein the endless belt is a toothed belt, and a bottom surface of the fixing groove is provided with teeth that engage with the toothed belt corresponding to the toothed belt.
7. The moving mechanism for a 3d printer according to claim 6, wherein two ends of the guide rail are fixedly provided with a mounting seat, a mounting cavity is arranged in the mounting seat, two sides of the mounting cavity are provided with bearings, a rotating shaft is mounted on the bearings, the rotating shaft extends out of the mounting cavity, a rotating drum is fixedly arranged on the rotating shaft, and the rotating drum is located between the bearings arranged on two sides of the mounting cavity.
8. A movement mechanism for a 3d printer according to claim 7, wherein the surface of the drum is provided with teeth corresponding to the toothed belt, which engage with the toothed belt.
9. The moving mechanism for a 3d printer according to claim 4 or 5, wherein a lower surface of the projection is obliquely disposed, and a bottom surface of the fixing groove is disposed in parallel with the lower surface of the projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921275304.3U CN210553028U (en) | 2019-08-08 | 2019-08-08 | Moving mechanism for 3d printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921275304.3U CN210553028U (en) | 2019-08-08 | 2019-08-08 | Moving mechanism for 3d printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210553028U true CN210553028U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921275304.3U Active CN210553028U (en) | 2019-08-08 | 2019-08-08 | Moving mechanism for 3d printer |
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| Country | Link |
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| CN (1) | CN210553028U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636278A (en) * | 2021-09-14 | 2021-11-12 | 奥瑞金科技股份有限公司 | Reciprocating motion device |
-
2019
- 2019-08-08 CN CN201921275304.3U patent/CN210553028U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636278A (en) * | 2021-09-14 | 2021-11-12 | 奥瑞金科技股份有限公司 | Reciprocating motion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 516025 No. 209 and 210, 2nd floor, plant service building (Building B), No. 7 JINDA Road, Huinan high tech Industrial Park, huiao Avenue, Huizhou City, Guangdong Province Patentee after: Huizhou Zhongke Advanced Manufacturing Co.,Ltd. Address before: 516025 Huatai Road, Huinan High-tech Industrial Park, Zhongkai High-tech Zone, Huizhou City, Guangdong Province Patentee before: Huizhou Zhongke Advanced Manufacturing Research Center Co.,Ltd. |
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| CP03 | Change of name, title or address |