Rotation limiting mechanism of scanner

Abstract

The utility model discloses a scanner's rotation spacing mechanism relates to scanner technical field, the utility model discloses a scanner's rotation spacing mechanism, the scanner's rotation spacing mechanism includes the turntable, the outer wall of turntable is fixedly connected with the ring gear, the one side of turntable far away from the slip ring is fixedly connected with the slip ring, the surface of slip ring is in slip connection with the support disk, the support disk is in slip connection with the support disk. Supporting plates are fixedly connected to the top of the rotating disc, a fixing plate is fixedly connected between the supporting plates, a supporting table is fixedly connected to one ends of the supporting plates, a first motor is fixedly connected to the upper surface of the supporting table, and a threaded rod is fixedly connected to the output end of the first motor; according to the utility model, through the arrangement of the rotating disc, the supporting disc, the supporting plate, the moving plate and the rotating mechanism, the scanning camera can rotate during scanning work, and the horizontal position can be adjusted during rotation, so that the blind area of paper or files can be effectively covered, the scanning range is enlarged, and the scanning quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to scanner technical field, especially a kind of rotary limiting mechanism of scanner. BACKGROUND

[0002] In three-dimensional laser scanning equipment, two-axis electric rotating mechanism is needed to ensure that each laser can hit different spatial positions, which requires the rotating mechanism to provide accurate, smooth and speed-adjustable rotary motion;

[0003] But most scanners scan, scanning camera is usually fixed, resulting in visual blind area when scanning image or text, need manual adjustment of paper or file position, so that scanning efficiency is reduced, and scanning result quality is poor. INVENTION CONTENTS

[0004] The utility model discloses a kind of rotary limiting mechanism of scanner, by setting rotary disc, support disc, support plate, moving plate, rotating mechanism, so that scanning camera can be rotated when carrying out scanning work, it can also be adjusted in horizontal position while rotating, so that the blind area of paper or file can be effectively covered, improve the range of scanning, so as to improve the quality of scanning.

[0005] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0006] The utility model discloses a kind of rotary limiting mechanism of scanner, including rotary disc, the outer wall of rotary disc is fixedly connected with gear ring, the side of rotary disc away from the slip ring is fixedly connected with slip ring, the surface of slip ring is slidably connected with support disc, the top of rotary disc is fixedly connected with support plate, the fixed plate is fixedly connected between support plate, one end of support plate is fixedly connected with support station, the upper surface of support station is fixedly connected with first motor, the output end of first motor is fixedly connected with threaded rod, the surface of threaded rod is engaged rotationally connected with sliding block, the top of sliding block is fixedly connected with moving plate, the side of the set of support plate away from moving plate is fixedly connected with connecting plate, the end of connecting plate close to support disc is fixedly connected with electric telescopic rod, the upper surface of moving plate is fixedly connected with scanning camera, the inside of support disc is provided with rotating mechanism.

[0007] Further, the outer surface of the rotary disc is fixedly connected with the buckle ring, the outer surface of the support disc is provided with the annular groove, the slip ring is slidably connected with the annular groove, the top of the support disc is provided with the rolling groove, and the rolling groove is placed with a plurality of ball bearings.

[0008] Further, the rolling ball is rotationally connected with the inner wall of the rolling groove, the rolling ball is in contact with the outer wall of the rotating disc, the outer surface of the supporting disc is fixedly connected with a limiting ring, and the outer surface of the limiting ring is fixedly connected with a plurality of tabs.

[0009] Further, the supporting plates are symmetrically distributed around the rotating disc, the supporting plates are internally provided with sliding grooves, the fixed plates are symmetrically distributed around the supporting plates, the threaded rods are rotationally connected with the fixed plates, the moving plates are fixedly connected with clamping plates on both sides close to the supporting plates, and the clamping plates are slidingly connected with the sliding grooves.

[0010] Further, the output end of the electric telescopic rod is provided with a cutter head, the cutter head can be inserted into the gap between the tabs on the surface of the limiting ring, the rotating mechanism comprises a supporting rod one, and the supporting rod one is fixedly connected with the bottom of the supporting disc.

[0011] Further, the outer wall of the supporting rod one is fixedly connected with a supporting rod two, the upper surface of the supporting rod two is fixedly connected with a second motor, and the top output end of the second motor is fixedly connected with a driving gear.

[0012] Further, the outer surface of the driving gear is engaged with a speed reduction gear, the top of the speed reduction gear is fixedly connected with a driven gear, the driven gear is engaged with the gear ring, and the speed reduction gear is in contact with the bottom of the rotating disc.

[0013] The utility model has the following beneficial effects:

[0014] 1, the utility model discloses a second motor starts, makes driving gear drive speed reduction gear rotation, can make driven gear synchronous rotation when speed reduction gear rotation, makes driven gear pass gear ring drive rotating disc rotation, because the top of rotating disc is fixed with supporting plate, makes rotating disc when rotating will drive scanning camera synchronous rotation, when rotating to remove angle, electric telescopic rod will start when, make the cutter head of its end portion will be inserted into the tab gap on the surface of limiting ring, make rotating disc after stopping rotation will not have angle deviation, can realize the limiting of angle adjustment of scanning camera.

[0015] 2, the utility model discloses a first motor starts, makes its output end drive threaded rod rotation, to make slider relative displacement on the surface of threaded rod, make moving plate along sliding groove inside sliding, because the setting of clamping plate makes moving plate can be fixed in supporting plate interior and not fall off, under the movement of moving plate make scanning camera be synchronous drive movement, thereby the area of scanning camera blind area is carried out visual compensation, thereby improve the range of scanning, further improve the quality of scanning.

[0016] Of course, any product implementing the present application does not necessarily need to achieve all the advantages mentioned above simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed for the description of the embodiments will be briefly introduced. Obviously, the drawings described below are only some of the embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0019] Figure 2 It is a schematic diagram of the support disc structure of the present application.

[0020] Figure 3 It is a schematic diagram of the moving plate structure of the present application.

[0021] Figure 4 It is a schematic diagram of the support disc structure of the present application.

[0022] Figure 5 It is a schematic diagram of the rotating mechanism structure of the present application.

[0023] In the drawings, the component list represented by each number is as follows:

[0024] 1, turntable; 101, gear ring; 102, slip ring; 103, buckle ring; 2, support disc; 201, annular groove; 202, rolling groove; 203, ball; 204, limit ring; 3, support plate; 301, sliding groove; 4, fixed plate; 5, support table; 6, first motor; 7, threaded rod; 8, sliding block; 9, moving plate; 901, clamping plate; 10, connecting plate; 11, electric telescopic rod; 12, scanning camera; 13, rotating mechanism; 131, support rod one; 132, support rod two; 133, second motor; 134, drive gear; 135, speed reduction gear; 136, driven gear. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Please refer to Figures 1-5The utility model discloses a kind of rotary limiting mechanisms of scanner, including turntable 1, tooth ring 101 is fixedly connected on the outer wall of turntable 1, sliding ring 102 is fixedly connected with the side of turntable 1 away from sliding ring 102, support disc 2 is slidably connected to the surface of sliding ring 102, support plate 3 is fixedly connected to the top of turntable 1, fixed plate 4 is fixedly connected between support plate 3, support platform 5 is fixedly connected to one end of support plate 3, first motor 6 is fixedly connected to the upper surface of support platform 5, threaded rod 7 is fixedly connected to the output end of first motor 6, sliding block 8 is meshed rotationally connected to the surface of threaded rod 7, moving plate 9 is fixedly connected to the top of sliding block 8, a group of support plate 3 is fixedly connected with connecting plate 10 on the side away from moving plate 9, electric telescopic rod 11 is fixedly connected to the end of connecting plate 10 close to support disc 2, scanning camera 12 is fixedly connected to the upper surface of moving plate 9, rotating mechanism 13 is arranged in the inside of support disc 2.

[0027] As shown in the drawings, Figure 4 The outer surface of turntable 1 is fixedly connected with buckle ring 103, the outer surface of support disc 2 is provided with annular groove 201, sliding ring 102 is slidably connected with annular groove 201, the top of support disc 2 is provided with rolling groove 202, a plurality of ball bearings 203 are placed in the inside of rolling groove 202, due to the arrangement of ball bearings 203, the friction between turntable 1 and support disc 2 can be reduced when rotating, the arrangement of buckle ring 103 and sliding ring 102 makes turntable 1 not shake on the surface of support disc 2, and turntable 1 can be effectively fixed on support disc 2 without falling off.

[0028] As shown in the drawings, Figure 4 Ball bearings 203 are rotationally connected with the inner wall of rolling groove 202, ball bearings 203 are in contact with the outer wall of turntable 1, limit ring 204 is fixedly connected to the outer surface of support disc 2, a plurality of tabs are fixedly connected to the outer surface of limit ring 204, electric telescopic rod 11 is started, so that the tool bit at the end thereof is inserted into the gap between tabs on the surface of limit ring 204, so that turntable 1 does not deviate after stopping rotating.

[0029] As shown in the drawings, Figure 1 Support plate 3 is symmetrically distributed with turntable 1 as the axis, sliding groove 301 is arranged in the inside of support plate 3, fixed plate 4 is symmetrically distributed with support plate 3 as the axis, threaded rod 7 is rotationally connected with fixed plate 4, clamping plate 901 is fixedly connected to the two sides of support plate 3 close to moving plate 9, clamping plate 901 is slidably connected with sliding groove 301, threaded rod 7 rotates, so that sliding block 8 relatively displaces on the surface of threaded rod 7, so that moving plate 9 slides along the inside of sliding groove 301.

[0030] As shown in the drawings, Figure 2As shown, the output end of the electric telescopic rod 11 is provided with a cutter head which can be inserted at the gap between the surface protrusions of the limiting ring 204, and the rotating mechanism 13 comprises a supporting rod one 131 which is fixedly connected with the bottom of the supporting disc 2.

[0031] As shown in the figure, Figure 5 The outer wall of the supporting rod one 131 is fixedly connected with a supporting rod two 132, the upper surface of the supporting rod two 132 is fixedly connected with a second motor 133, and the top output end of the second motor 133 is fixedly connected with a driving gear 134.

[0032] As shown in the figure, Figure 5 The outer surface of the driving gear 134 is engaged with a speed reduction gear 135, the top of the speed reduction gear 135 is fixedly connected with a driven gear 136, the driven gear 136 is engaged with the tooth ring 101, the driven gear 136 drives the rotating disc 1 through the tooth ring 101, the speed reduction gear 135 is in contact connection with the bottom of the rotating disc 1, and the driving gear 134 drives the speed reduction gear 135 to rotate, so that the rotation speed output by the second motor 133 can be reduced, avoiding damage to the scanning camera 12 on the rotating disc 1 caused by too fast rotation speed.

[0033] One specific application of the embodiment is:

[0034] When the staff needs to use the device, the scanning device encounters a scanning blind area, at this time the second motor 133 starts, so that the drive gear 134 drives the speed reducer 135 to rotate, so that the rotating speed output by the second motor 133 can be reduced, and when the speed reducer 135 rotates, the driven gear 136 can rotate synchronously, so that the driven gear 136 drives the rotating disc 1 to rotate through the gear ring 101. Due to the arrangement of the ball 203, the rotating disc 1 can reduce the friction with the support disc 2 when rotating, so that the rotating process of the rotating disc 1 is more stable and smooth. The arrangement of the buckle ring 103 and the slip ring 102 makes the rotating disc 1 not shake on the surface of the support disc 2, and the rotating disc 1 can be effectively fixed on the support disc 2 without falling off. The top of the rotating disc 1 is fixed with the support plate 3, so that the rotating disc 1 drives the scanning camera 12 to rotate synchronously when rotating, and when the rotating angle is reached, the electric telescopic rod 11 starts, so that the cutter head at the end thereof is inserted into the tab gap on the surface of the limiting ring 204, so that the rotating disc 1 does not deviate after stopping rotating, thereby achieving the limiting of the angle adjustment of the scanning camera 12. After the rotating adjustment of the scanning camera 12, if there is still a visual blind area, the first motor 6 starts, so that the output end thereof drives the threaded rod 7 to rotate, so that the sliding block 8 is relatively displaced on the surface of the threaded rod 7, so that the moving plate 9 slides along the sliding groove 301. Due to the arrangement of the clamping plate 901, the moving plate 9 can be fixed in the support plate 3 without falling off. Under the movement of the moving plate 9, the scanning camera 12 is driven to move synchronously, so as to compensate the visual blind area of the scanning camera 12, thereby improving the scanning range and further improving the scanning quality.

[0035] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0036] The preferred embodiments of the application disclosed above are only used to help explain the application. The preferred embodiments do not describe all the details, nor limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and their entire scope and equivalents.

Claims

1. A rotation limiting mechanism of a scanner comprising a turntable (1), characterized in that: The outer wall of the rotating disc (1) is fixedly connected with a gear ring (101), one side of the rotating disc (1) is fixedly connected with a sliding ring (102), the surface of the sliding ring (102) is slidably connected with a support disc (2), the top of the rotating disc (1) is fixedly connected with a support plate (3), the support plate (3) is fixedly connected with a fixed plate (4) between, one end of the support plate (3) is fixedly connected with a support table (5), the upper surface of the support table (5) is fixedly connected with a first motor (6), the output end of the first motor (6) is fixedly connected with a threaded rod (7), the surface of the threaded rod (7) is rotatably connected with a sliding block (8), the top of the sliding block (8) is fixedly connected with a moving plate (9), one group of the support plate (3) is fixedly connected with a connecting plate (10) away from the moving plate (9), one end of the connecting plate (10) close to the support disc (2) is fixedly connected with an electric telescopic rod (11), the upper surface of the moving plate (9) is fixedly connected with a scanning camera (12), the inside of the support disc (2) is provided with a rotating mechanism (13).

2. The rotation limiting mechanism of a scanner according to claim 1, wherein, The outer surface of the rotating disc (1) is fixedly connected with a buckle ring (103), the outer surface of the support disc (2) is provided with an annular groove (201), the sliding ring (102) is slidably connected with the annular groove (201), the top of the support disc (2) is provided with a rolling groove (202), and a plurality of rolling balls (203) are placed in the rolling groove (202).

3. The rotation limiting mechanism of a scanner according to claim 2, wherein, The rolling ball (203) is rotatably connected with the inner wall of the rolling groove (202), the rolling ball (203) is in contact with the outer wall of the rotating disc (1), the outer surface of the support disc (2) is fixedly connected with a limiting ring (204), and the outer surface of the limiting ring (204) is fixedly connected with a plurality of tabs.

4. The rotation limiting mechanism of a scanner according to claim 1, wherein, The support plate (3) is symmetrically distributed around the rotating disc (1), the inside of the support plate (3) is provided with a sliding groove (301), the fixed plate (4) is symmetrically distributed around the support plate (3), the threaded rod (7) is rotatably connected with the fixed plate (4), and the moving plate (9) is fixedly connected with a clamping plate (901) close to the two sides of the support plate (3).

5. The rotation limiting mechanism of a scanner according to claim 3, wherein, The output end of the electric telescopic rod (11) is provided with a tool bit, the tool bit can be inserted into the gap between the tabs on the surface of the limiting ring (204), the rotating mechanism (13) comprises a support rod one (131), and the support rod one (131) is fixedly connected with the bottom of the support disc (2).

6. The rotation limiting mechanism of a scanner according to claim 5, wherein, The outer wall of the support rod one (131) is fixedly connected with a support rod two (132), the upper surface of the support rod two (132) is fixedly connected with a second motor (133), and the top output end of the second motor (133) is fixedly connected with a drive gear (134).

7. The rotation limiting mechanism of a scanner according to claim 6, wherein, The outer surface of the driving gear (134) is engaged with a speed reduction gear (135), the top of the speed reduction gear (135) is fixedly connected with a driven gear (136), the driven gear (136) is engaged with the gear ring (101), and the speed reduction gear (135) is in contact connection with the bottom of the rotating disc (1).

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