CN212128790U - Supplementary levelling device of road surface 3D printing apparatus ejection of compact - Google Patents
Supplementary levelling device of road surface 3D printing apparatus ejection of compact Download PDFInfo
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- CN212128790U CN212128790U CN202020405099.4U CN202020405099U CN212128790U CN 212128790 U CN212128790 U CN 212128790U CN 202020405099 U CN202020405099 U CN 202020405099U CN 212128790 U CN212128790 U CN 212128790U
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- leveling device
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- spray head
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Abstract
The utility model relates to a discharge auxiliary leveling device of a pavement 3D printing device, which comprises a structural support, and a spray head and a distance sensor which are arranged on the structural support side by side; the upper part of the spray head is a cylindrical storage bin, the lower part of the spray head is a conical nozzle, and a discharge quantity control system is arranged in the storage bin. The utility model discloses an ejection of compact accuse volume system can be gathered according to distance sensor and the printing platform between the distance carry out ejection of compact speed's adjustment, realize intelligent recognition road surface unevenness situation and control ejection of compact thickness to it is more complete to make the pattern of printing.
Description
Technical Field
The utility model belongs to the technical field of the road surface construction, concretely relates to leveling device is assisted to road surface 3D printing apparatus ejection of compact.
Background
The 3D printing technology, also known as "rapid prototyping technology", appeared in the 80's of the 20 th century, is a technology for constructing objects by layer-by-layer printing using bondable materials based on digital model files. After years of exploration and development, the 3D printing technology has great progress and is widely applied to the fields of automobile manufacturing industry, industrial design and the like.
3D printing apparatus can meet some problems when printing the road surface, because the highway can have some little diseases to lead to the road surface unevenness, just need carry out the device leveling during printing, consequently need research and development a supplementary levelling device of road surface 3D printing apparatus ejection of compact, through intelligent recognition road surface unevenness situation, in time adjust, control ejection of compact thickness to it is more complete to make the pattern of printing.
Disclosure of Invention
The utility model aims at providing a leveling device is assisted in ejection of compact of road surface 3D printing apparatus solves the problem that the operation requirement that current 3D printing apparatus ejection of compact exists is high, unable automatic completion, through increasing distance sensor and ejection of compact accuse volume system, realizes intelligent recognition road surface unevenness situation and control ejection of compact thickness.
The utility model discloses the technical scheme who adopts does:
the utility model provides a leveling device is assisted in ejection of compact of road surface 3D printing apparatus which characterized in that:
the leveling device comprises a structural support, and a spray head and a distance sensor which are arranged on the structural support side by side;
the upper part of the spray head is a cylindrical storage bin, the lower part of the spray head is a conical nozzle, and a discharge quantity control system is arranged in the storage bin.
The discharging quantity control system comprises a discharging cavity, wherein a discharging hole is formed in the bottom of the discharging cavity and is connected with a nozzle;
the discharge gate is big end down's awl cylindric structure, is provided with the striker plate in the discharge gate, and the striker plate is big end down's awl lid shape structure, and the striker plate bottom is fixed with screw assembly and reciprocates by screw assembly control.
The screw assembly comprises a connecting rod, a driving screw and a nut;
a connecting rod which is horizontally arranged is fixed on the inner conical surface of the striker plate, and a downward driving screw rod is fixed in the middle of the connecting rod;
the bottom edge of the inner part of the discharge port is provided with a plurality of connecting rods which are arranged in the radial direction, the outer ends of the connecting rods are fixed on the inner wall of the discharge port, the inner ends of the connecting rods are fixed on a nut positioned in the center, and a driving screw rod is inserted into the nut.
The bottom end of the driving screw is inserted and fixed on a horizontal rotating wheel, and the rotating wheel is connected with a motor through a conveying belt to provide power so as to realize rotation.
The bottom end of the distance sensor and the bottom end of the spray head are positioned on the same plane.
The distance sensor is an ultrasonic sensor and collects the distance between the distance sensor and the printing platform.
The distance sensor is provided with a probe which is an infrared inductor and used for collecting road surface flatness information.
The utility model has the advantages of it is following:
1. the utility model discloses a distance sensor is last to have infra red ray induction, and the bottom probe intellectual detection system and the difference in height between the print platform convey to ejection of compact accuse volume system. The discharging quantity control system comprises a driving screw rod, and a rotating wheel is arranged at the bottom of the driving screw rod to control the rotating speed of the driving screw rod. The discharging quantity control system comprises a discharging cavity, a discharging hole is formed in the bottom of the discharging cavity, the discharging hole is of a fan-shaped structure with a large top and a small bottom, the striker plate is of a conical structure with a large top and a small bottom, the driving screw is rotated on the nut to drive the striker plate to move, the size of the discharging gap of the inner wall of the periphery of the bottom edge of the striker plate and the bottom of the discharging hole is changed by controlling the rotating speed of the driving screw, the discharging speed is controlled, the discharging thickness is controlled, and the unevenness of the printing platform is.
2. The utility model discloses an intelligent recognition road surface unevenness situation in time adjusts, control ejection of compact thickness to it is more complete to make the pattern of printing.
Drawings
Fig. 1 is a structural diagram of the present invention.
FIG. 2 is a functional schematic diagram of a discharge control system.
The labels in the figure are: the device comprises a structural support 1, a storage bin 2, a spray head 3, a distance sensor 4, a discharge quantity control system 5, a probe 401, a discharge cavity 501, a striker plate 502, a driving screw 503, a nut 504, a connecting rod 505, a rotating wheel 506 and a motor 6.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The utility model relates to a leveling device is assisted in road surface 3D printing apparatus ejection of compact, the leveling device includes shower nozzle 3 and the distance sensor 4 that set up side by side on structural support 1 and the structural support 1. The upper part of the spray head 3 is a cylindrical storage bin 2, the lower part of the storage bin 2 is a conical nozzle, and a discharge quantity control system 5 is arranged in the storage bin 2. The bottom end of the distance sensor 4 and the bottom end of the spray head 3 are positioned on the same plane. The distance information between the distance sensor 4 and the road surface is collected by the probe at the bottom, so that the printing equipment obtains the information of uneven road surface, and the discharging speed of the spray head 3 is controlled by the discharging quantity control system 5.
The discharging quantity control system 5 comprises a discharging cavity 501, the bottom of the discharging cavity 501 is a discharging hole, and the discharging hole is connected with a nozzle; the discharge port is a tapered cylindrical structure with a large upper part and a small lower part, a baffle plate 502 is arranged in the discharge port, the baffle plate 502 is a tapered cap-shaped structure with a large upper part and a large lower part, and a screw assembly is fixed at the bottom of the baffle plate 502 and is controlled to move up and down by the screw assembly. The striker plate 502 reciprocates for the clearance between striker plate 502 outer fringe and the ejection of compact cavity 501 inner wall changes, makes the flow of the printing material who flows into the space below from ejection of compact cavity 501 also change, realizes the control of flow.
The screw assembly comprises a connecting rod 505, a drive screw 503 and a nut 504; a connecting rod 505 which is horizontally arranged is fixed on the inner conical surface of the material baffle plate 502, and a downward driving screw 503 is fixed in the middle of the connecting rod 505; the bottom edge of the inner part of the discharge hole is provided with a plurality of connecting rods 505 which are arranged radially, the outer ends of the connecting rods 505 are fixed on the inner wall of the discharge hole, the inner ends of the connecting rods 505 are fixed on a nut 504 which is positioned at the center, and a driving screw 503 is inserted into the nut 504. The bottom end of the driving screw 503 is inserted into and fixed on a horizontal rotating wheel 506, and the rotating wheel 506 is connected with a motor 6 through a conveyor belt to provide power to realize rotation. The motor 6 is a servo motor, the rotation of the motor is controlled through a servo controller, and the rotating motor provides rotating power which is output to the rotating wheel through the conveying belt to realize rotation.
The distance sensor 4 is an ultrasonic sensor and collects the distance between the distance sensor and the printing platform. Ultrasonic waves emitted by the ultrasonic sensor are reflected back after encountering an object, and the distance between the ultrasonic sensor and the printing platform is automatically calculated after receiving signals. Given that the propagation speed of ultrasonic waves in air is 340m/s, assuming that the sensor receives a signal reflected from the printing platform 0.01s after sending the signal, the distance s between the printing platform and the sensor is calculated by the following method: time t = characterised by emission of ultrasonic waves to the print head, 0.01s =0.005s, and distance of the print head from the sensor from v = s/t is s = vSoundt=340m/s×0.005s=1.7m。
The distance sensor 4 is provided with a probe 401, and the probe 401 is an infrared sensor and is used for collecting road surface flatness information.
The distance sensor 4 sends the collected information of the distance between the distance sensor and the printing platform to a control system of the printing equipment, and the control system of the printing equipment adjusts the rotating speed of the rotating wheel 506 according to the information of the distance, so that the discharging speed of the discharging quantity control system 5 is controlled.
The content of the present invention is not limited to the examples, and any equivalent transformation adopted by the technical solution of the present invention is covered by the claims of the present invention by those skilled in the art through reading the present invention.
Claims (7)
1. The utility model provides a leveling device is assisted in ejection of compact of road surface 3D printing apparatus which characterized in that:
the leveling device comprises a structural support (1), and a spray head (3) and a distance sensor (4) which are arranged on the structural support (1) side by side;
the upper part of the spray head (3) is a cylindrical storage bin (2), the lower part of the spray head is a conical nozzle, and a discharge quantity control system (5) is arranged in the storage bin (2).
2. The auxiliary discharging leveling device of the pavement 3D printing equipment as claimed in claim 1, wherein:
the discharging quantity control system (5) comprises a discharging cavity (501), wherein a discharging hole is formed in the bottom of the discharging cavity (501), and is connected with a nozzle;
the discharge port is of a conical cylindrical structure with a large upper part and a small lower part, a material baffle plate (502) is arranged in the discharge port, the material baffle plate (502) is of a conical cover-shaped structure with a large upper part and a large lower part, and a screw assembly is fixed at the bottom of the material baffle plate (502) and is controlled to move up and down by the screw assembly.
3. The auxiliary discharging leveling device of the pavement 3D printing equipment as claimed in claim 2, wherein:
the screw assembly comprises a connecting rod (505), a driving screw (503) and a nut (504);
a connecting rod (505) which is horizontally arranged is fixed on the inner conical surface of the material baffle plate (502), and a downward driving screw rod (503) is fixed in the middle of the connecting rod (505);
the bottom edge of the inner part of the discharge hole is provided with a plurality of connecting rods (505) which are arranged radially, the outer ends of the connecting rods (505) are fixed on the inner wall of the discharge hole, the inner ends of the connecting rods (505) are fixed on a nut (504) which is positioned in the center, and a driving screw (503) is inserted into the nut (504).
4. The auxiliary discharging leveling device of the pavement 3D printing equipment as claimed in claim 3, wherein:
the bottom end of the driving screw rod (503) is inserted and fixed on a horizontal rotating wheel (506), and the rotating wheel (506) is connected with a motor (6) through a conveyor belt to provide power so as to realize rotation.
5. The auxiliary discharging leveling device of the pavement 3D printing equipment is characterized in that:
the bottom end of the distance sensor (4) and the bottom end of the spray head (3) are positioned on the same plane.
6. The auxiliary discharging leveling device of the pavement 3D printing equipment as claimed in claim 5, wherein:
the distance sensor (4) is an ultrasonic sensor and is used for collecting the distance between the distance sensor and the printing platform.
7. The auxiliary discharging leveling device of the pavement 3D printing equipment as claimed in claim 6, wherein:
the distance sensor (4) is provided with a probe (401), and the probe (401) is an infrared sensor and is used for collecting road surface flatness information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405099.4U CN212128790U (en) | 2020-03-26 | 2020-03-26 | Supplementary levelling device of road surface 3D printing apparatus ejection of compact |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405099.4U CN212128790U (en) | 2020-03-26 | 2020-03-26 | Supplementary levelling device of road surface 3D printing apparatus ejection of compact |
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| CN212128790U true CN212128790U (en) | 2020-12-11 |
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| CN202020405099.4U Active CN212128790U (en) | 2020-03-26 | 2020-03-26 | Supplementary levelling device of road surface 3D printing apparatus ejection of compact |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700007A (en) * | 2021-09-09 | 2021-11-26 | 安徽振元建设工程有限公司 | Construction method for backfilling drainage pipeline support of road construction at complex section |
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2020
- 2020-03-26 CN CN202020405099.4U patent/CN212128790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113700007A (en) * | 2021-09-09 | 2021-11-26 | 安徽振元建设工程有限公司 | Construction method for backfilling drainage pipeline support of road construction at complex section |
| CN113700007B (en) * | 2021-09-09 | 2022-07-29 | 安徽振元建设工程有限公司 | Construction method for backfilling drainage pipeline support of road construction at complex section |
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