CN213371931U - Multi-axis and high-precision dental three-dimensional scanner - Google Patents
Multi-axis and high-precision dental three-dimensional scanner Download PDFInfo
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- CN213371931U CN213371931U CN202021584277.0U CN202021584277U CN213371931U CN 213371931 U CN213371931 U CN 213371931U CN 202021584277 U CN202021584277 U CN 202021584277U CN 213371931 U CN213371931 U CN 213371931U
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Abstract
The utility model provides a dentistry three-dimensional scanner of multiaxis degree and high accuracy, which comprises a bod, set up the scanning cavity in the organism, the upper portion of scanning cavity is provided with the grating transmitter, the both sides of grating transmitter are provided with the CCD camera, it is connected with the swing arm to rotate on the lateral wall of scanning cavity, swing arm transmission is connected with the swing arm motor, it is provided with the lift layer board to slide on the swing arm, still be provided with the lift drive arrangement who drives the lift layer board and go up and down on the swing arm, be provided with the rotating electrical machines on the lift layer board, the last transmission of rotating electrical machines is connected with rotatory tray, still be provided. The utility model can be adjusted in multiple axial degrees, and has good applicability and good scanning effect; in addition, a double-camera grating type non-contact photographing scanning technology is adopted, more details can be captured by carrying two high-definition CCD cameras, the single-frame scanning time is only 5 seconds, the scanning precision is less than or equal to +/-0.015, the scanning effect is good, and the scanning precision is high.
Description
Technical Field
The utility model relates to a three-dimensional scanner, in particular to dentistry three-dimensional scanner of multiaxis degree and high accuracy.
Background
Dentures are artificial teeth that replace missing natural teeth. Also known as dentures. Partial or even complete loss of dentition can be caused by severe periodontal disease, dental caries, trauma, etc. After the teeth are lost, the functions of face appearance, pronunciation and chewing can be affected, the gastrointestinal burden is increased, if the teeth are not repaired in time, the adjacent teeth can be obliquely displaced, the jaw teeth can be extended, and the occlusion is disordered. The part of dentition is lost, and can be repaired by fixed denture or removable denture, and can be repaired by complete denture (total denture) when no teeth exist.
In the processing process of the false tooth, a plurality of models such as a dental model, an impression, wax biting and the like of a guest need to be scanned, but the existing three-dimensional scanner has the problems of less adjustable axial degree, incapability of well adapting to different models and insufficient scanning precision when in use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a dentistry three-dimensional scanner of multiaxis degree and high accuracy has solved among the prior art defect that the adjustable axiality of three-dimensional scanner is few and the scanning precision is not enough.
The technical scheme of the utility model is realized like this:
the utility model provides a three-dimensional dental scanner of multiaxis degree and high accuracy, which comprises a bod, set up the scanning cavity in the organism, the upper portion of scanning cavity is provided with the grating transmitter, the both sides of grating transmitter are provided with the CCD camera, it is connected with the swing arm to rotate on the lateral wall of scanning cavity, swing arm transmission is connected with the swing arm motor, it is provided with the lift layer board to slide on the swing arm, still be provided with the lift drive arrangement who drives the lift layer board and go up and down on the swing arm, be provided with the rotating electrical machines on the lift layer board, the last transmission of rotating electrical machines is connected with rotatory tray.
Furthermore, the lifting driving device comprises a servo motor, a lead screw nut, two slide bars and a linear bearing, wherein the lead screw and the two slide bars are vertically and rotatably connected to the swing arm, the lead screw is connected with the swing arm through the lead screw nut, the slide bars are connected with the swing arm through the linear bearing, and the servo motor is in transmission connection with the lead screw.
Furthermore, the chamber door comprises a slide rail and a door body arranged on the slide rail in a sliding manner, the upper part and the lower part of the front surface of the machine body are provided with horizontal slide rail grooves, and the slide rail is arranged in the slide rail grooves.
Further, a handle and an observation window are arranged on the door body.
Further, the pixels of the CCD camera are greater than 120 ten thousand.
Further, the automatic focusing device further comprises a controller, wherein the controller is electrically connected with a display screen and a plurality of keys, and the controller is electrically connected with the grating emitter, the CCD camera, the swing arm motor, the lifting driving device and the rotating motor.
Further, the display screen and the plurality of keys are positioned on the front surface of the body.
The utility model has the advantages that:
1. the swing arm motor of the utility model can drive the swing arm to swing back and forth to adjust the scanning angle; the lifting driving device can drive the lifting supporting plate to lift up and down to adjust the optimal scanning height; the rotating motor can drive the rotating tray to rotate, rotating scanning is carried out, the swing arm motor is matched with the rotating motor to realize inclined scanning at all angles, the adjustable axiality is multiple, the applicability is good, and the scanning effect is improved.
2. The utility model discloses a two camera grating formula non-contact scanning technique of shooing, through the CCD camera of carrying on two high definition, can catch more details, single scan time as long as 5 seconds, scanning precision is less than or equal to 0.015, and scanning effect is good and scanning precision is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a state diagram of the utility model when the door body is opened;
FIG. 2 is a state diagram of the door of the present invention when closed;
FIG. 3 is a schematic diagram of the swing arm and lift pallet;
fig. 4 is a cross-sectional view taken along line a-a of fig. 3.
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.
Referring to fig. 1-4, a multi-axis and high-precision dental three-dimensional scanner comprises a machine body 1, a scanning chamber 2 is arranged in the machine body 1, a grating emitter 3 is arranged on the upper portion of the scanning chamber 2, a CCD camera 4 is arranged on two sides of the grating emitter 3, a swing arm 5 is rotatably connected on the side wall of the scanning chamber 2, the swing arm 5 is in transmission connection with a swing arm motor 51, a lifting supporting plate 6 is slidably arranged on the swing arm 5, a lifting driving device for driving the lifting supporting plate to lift 6 is further arranged on the swing arm 5, a rotating motor 61 is arranged on the lifting supporting plate 6, a rotating tray 62 is rotatably connected on the rotating motor 61, and a chamber door matched with the scanning chamber is further.
Further, the lifting driving device comprises a servo motor 81, a lead screw 82, a lead screw nut 83, two slide bars 84 and a linear bearing 85, wherein the lead screw 82 and the two slide bars 84 are vertically and rotatably connected to the swing arm 5, the lead screw 82 is connected with the swing arm 5 through the lead screw nut 83, the slide bars 84 are connected with the swing arm 5 through the linear bearing 85, and the servo motor 81 is in transmission connection with the lead screw 82.
Further, the chamber door includes a slide rail 91 and a door body 92 slidably disposed on the slide rail 91, horizontal slide rail grooves 93 are disposed on the upper portion and the lower portion of the front surface of the machine body 1, and the slide rail 91 is disposed in the slide rail groove 93.
Further, the door 92 is provided with a handle 94 and an observation window 95.
Further, the pixels of the CCD camera 4 are larger than 120 ten thousand.
Further, the device comprises a controller 11, wherein the controller 11 is electrically connected with a display screen 12 and a plurality of keys 13, and the controller 1 is electrically connected with the grating emitter 3, the CCD camera 4, the swing arm motor 51, the lifting driving device and the rotating motor 61.
Further, the display 12 and the plurality of keys 13 are located on the front surface of the body 1.
The swing arm motor 51 of the utility model can drive the swing arm 5 to swing back and forth to adjust the scanning angle; the lifting driving device can drive the lifting supporting plate 6 to lift up and down, and the optimal scanning height is adjusted; the rotating tray 62 can be driven by the rotating motor 61 to rotate, rotating scanning is carried out, the swing arm motor 51 is matched with the rotating motor 61 to realize inclined scanning at various angles, the adjustable axial degree is large, the applicability is good, and the scanning effect is improved. The utility model discloses a two camera grating formula non-contact scanning technique of shooing, through carrying on two high definition's CCD camera 4, can catch more details, single scan time as long as 5 seconds, scanning precision is less than or equal to 0.015, and scanning effect is good and scanning precision is high.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a three-dimensional scanner of dentistry of multiaxis degree and high accuracy which characterized in that: the automatic scanning machine comprises a machine body, a scanning cavity is arranged in the machine body, a grating transmitter is arranged on the upper portion of the scanning cavity, CCD cameras are arranged on two sides of the grating transmitter, a swing arm is rotatably connected onto the side wall of the scanning cavity, a swing arm motor is connected in a transmission mode with the swing arm, a lifting supporting plate is arranged on the swing arm in a sliding mode, a lifting driving device which drives the lifting supporting plate to lift is further arranged on the swing arm, a rotating motor is arranged on the lifting supporting plate, a rotating tray is connected onto the rotating motor in a transmission mode, and a cavity door matched.
2. The multi-axis and high precision dental three-dimensional scanner of claim 1, wherein: the lifting driving device comprises a servo motor, a lead screw nut, two sliding rods and a linear bearing, wherein the lead screw and the two sliding rods are vertically and rotatably connected onto the swing arm, the lead screw is connected with the swing arm through the lead screw nut, the sliding rods are connected with the swing arm through the linear bearing, and the servo motor is in transmission connection with the lead screw.
3. The multi-axis and high precision dental three-dimensional scanner of claim 1, wherein: the chamber door comprises a sliding rail and a door body arranged on the sliding rail in a sliding mode, the upper portion and the lower portion of the front surface of the machine body are provided with horizontal sliding rail grooves, and the sliding rail is arranged in the sliding rail grooves.
4. The multi-axis and high precision dental three-dimensional scanner of claim 3, wherein: the door body is provided with a handle and an observation window.
5. The multi-axis and high precision dental three-dimensional scanner of claim 1, wherein: the pixels of the CCD camera are more than 120 ten thousand.
6. The multi-axis and high precision dental three-dimensional scanner of any of claims 1-5, wherein: the automatic focusing device is characterized by further comprising a controller, wherein the controller is electrically connected with a display screen and a plurality of keys, and the controller is electrically connected with the grating emitter, the CCD camera, the swing arm motor, the lifting driving device and the rotating motor.
7. The multi-axis and high precision dental three-dimensional scanner of claim 6, wherein: the display screen and the plurality of keys are positioned on the front surface of the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021584277.0U CN213371931U (en) | 2020-08-04 | 2020-08-04 | Multi-axis and high-precision dental three-dimensional scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021584277.0U CN213371931U (en) | 2020-08-04 | 2020-08-04 | Multi-axis and high-precision dental three-dimensional scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213371931U true CN213371931U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021584277.0U Active CN213371931U (en) | 2020-08-04 | 2020-08-04 | Multi-axis and high-precision dental three-dimensional scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213371931U (en) |
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2020
- 2020-08-04 CN CN202021584277.0U patent/CN213371931U/en active Active
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