CN113726971A

CN113726971A - Expansion scanner

Info

Publication number: CN113726971A
Application number: CN202110747399.XA
Authority: CN
Inventors: 李辉; 翟星; 李琛曦; 李玉龙; 朱小龙; 钱龙; 马百衡; 谷明旭; 樊玉敬; 李堃正; 范成博; 郑军
Original assignee: Hebei Geological Environment Monitoring Institute Hebei Geological Disaster Emergency Technology Center Hebei Geological Environment Monitoring Station
Current assignee: Hebei Geological Environment Monitoring Institute Hebei Geological Disaster Emergency Technology Center Hebei Geological Environment Monitoring Station
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-11-30

Abstract

The invention discloses an expansion scanner, which comprises a flat plate, wherein a Y-axis moving mechanism is arranged at the top of the flat plate, an X-axis moving mechanism is installed on the Y-axis moving mechanism, the X-axis moving mechanism comprises a shell, the end part of the shell is fixedly connected with a second motor, the inner wall of the shell is rotatably connected with a second lead screw in transmission connection with a shaft extension end of the second motor, and the bottom of the shell is provided with a movable groove in a penetrating way; according to the invention, the drawing is flatly laid on the flat plate by arranging the X-axis moving mechanism, the Y-axis moving mechanism, the mounting plate, the scanning head and the like, and after the four corners of the drawing are fixed by using the angle pressing mechanism or the magnet, the drawing can be scanned by using the scanning head.

Description

Expansion scanner

Technical Field

The invention relates to a scanner, in particular to an expansion scanner.

Background

A scanner is a device that captures an image and converts the image into a digital format that can be displayed, edited, stored, and output by a computer.

At present, most scanners mainly put documents and drawings into a machine, and scan data after gradually sucking the documents and drawings through the machine. However, the quality of paper is reduced due to the problems of long time and the like of some drawings, the paper is easily torn when being sucked into a machine, and the like, especially geological drawings cannot be sucked and scanned by the existing equipment due to the fact that the paper is used for many times, the paper is blown by wind and sun in the field, and the like, and many drawings are often unique and cannot be estimated after being damaged, so that an expansion type scanner is urgently needed to avoid damage to the drawings in the scanning process.

Disclosure of Invention

It is an object of the present invention to provide an unfolding scanner to solve the above problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

an expansion scanner comprises a flat plate, a Y-axis moving mechanism is arranged at the top of the flat plate, the Y-axis moving mechanism is provided with an X-axis moving mechanism which comprises a shell, the end part of the shell is fixedly connected with a second motor, the inner wall of the shell is rotationally connected with a second screw rod which is in transmission connection with the shaft extension end of the second motor, a movable groove is arranged at the bottom of the shell in a penetrating way, a nut is connected with the outer wall of the second screw rod in a threaded way, the bottom of the nut is fixedly connected with a movable block matched with the movable groove, the bottom end of the movable block passes through the movable groove and then is fixedly connected with a mounting plate, the bottom of the mounting plate is fixedly connected with a scanning head and a light supplement lamp, the outer walls of the two sides of the shell are both connected with a compression roller through an elastic connection mechanism, the compression roller is abutted to the top surface of the flat plate, and four corner pressing mechanisms are arranged at the top of the flat plate.

As a further scheme of the invention: y axle moving mechanism includes two first lead screws that are parallel to each other, the both ends of first lead screw are all rotated and are connected with the riser, the bottom and the dull and stereotyped top fixed connection of riser, the outer wall threaded connection of first lead screw has the sliding seat, two the top of sliding seat all with the bottom fixed connection of casing, one the outer wall fixedly connected with first motor of riser, the axle of first motor is stretched the end and is corresponded first lead screw fixed connection, the outer wall of first lead screw is all fixed the sprocket, two of having cup jointed the sprocket passes through chain drive and connects.

As a further scheme of the invention: the guide rod parallel to the first screw rod is arranged below the first screw rod, the end part of the guide rod is fixedly connected with the corresponding vertical plate, the guide rod penetrates through the corresponding movable seat, and the movable seat is connected with the guide rod in a sliding manner.

As a further scheme of the invention: elastic connection mechanism includes two second connecting rods, two the second connecting rod rotates with the both ends of compression roller respectively and is connected, the outer wall of second connecting rod rotates and is connected with first connecting rod, the outer wall fixed connection of first connecting rod and casing, the outer wall of first connecting rod passes through the first spring of transition piece fixedly connected with, the bottom of first spring is through transition piece and the second connecting rod fixed connection who corresponds.

As a still further scheme of the invention: the angle pressing mechanism comprises a vertical rod fixedly connected with the top of a flat plate, a limiting block is fixedly connected to the top end of the vertical rod, a second spring and a sliding sleeve are sleeved on the outer wall of the vertical rod in a sliding mode from top to bottom, the top end of the second spring is abutted to the bottom of the limiting block, the bottom end of the second spring is abutted to the top of the sliding sleeve, a pressing block is fixedly connected to the outer wall of the sliding sleeve through a connecting arm, and the bottom surface of the pressing block is attached to the top surface of the flat plate.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the X-axis moving mechanism, the Y-axis moving mechanism, the mounting plate, the scanning head, the angle pressing mechanism and the like are arranged, the drawing is flatly laid on the flat plate, the angle pressing mechanism or the magnet is used for fixing the four corners of the drawing, the drawing can be scanned by using the scanning head, the scanning head can be moved by starting the first motor and the second motor in the scanning process, the drawing does not need to be adsorbed, the whole drawing can be scanned by using the scanning head, and the drawing can be prevented from being damaged in the scanning process.

2. In the scanning process, the pressing rollers positioned at the two sides of the shell can always press the drawings at the two sides of the scanning area on the flat plate, so that the drawings at the scanning area are tiled on the flat plate as much as possible, and the scanning imaging effect is improved.

3. When the angle pressing mechanism is used, the corners of the drawing can be pressed by the elasticity of the second spring only by lifting the sliding sleeve upwards, placing the corners of the drawing under the pressing block and then loosening the sliding sleeve, so that the operation is simple and rapid.

Drawings

Fig. 1 is a schematic view of an unfolding scanner.

Fig. 2 is a schematic view of a riser in an unfolded scanner.

FIG. 3 is a schematic diagram of a spring attachment mechanism for an unfolded scanner.

FIG. 4 is a schematic diagram of a deployment scanner medium compression mechanism.

The scanning device comprises a flat plate 1, a vertical plate 2, a first screw rod 3, a first motor 4, a movable seat 5, a guide rod 6, a shell 7, a second motor 8, a second screw rod 9, a movable groove 10, a nut 11, a movable block 12, a mounting plate 13, a scanning head 14, a pressing roller 15, a first connecting rod 16, a second connecting rod 17, a first spring 18, a chain wheel 19, an angle pressing mechanism 20, a vertical rod 21, a limiting block 22, a second spring 23, a sliding sleeve 24, a connecting arm 25 and a pressing block 26.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, are used merely to facilitate description of the present invention and to simplify description, and do not indicate or imply that the referenced devices or elements must have the particular orientations, configurations and operations described in the specification, and therefore are not to be considered limiting.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1 to 4, in an embodiment of the present invention, an expansion scanner includes a flat plate 1, the flat plate 1 is made of a metal material that can be adsorbed by a magnet, a Y-axis moving mechanism is disposed on a top of the flat plate 1, an X-axis moving mechanism is mounted on the Y-axis moving mechanism, the X-axis moving mechanism includes a housing 7, a second motor 8 is fixedly connected to an end of the housing 7, a second lead screw 9 that is in transmission connection with a shaft extension end of the second motor 8 is rotatably connected to an inner wall of the housing 7, a movable groove 10 is formed in a bottom of the housing 7 in a penetrating manner, a nut 11 is in threaded connection with an outer wall of the second lead screw 9, a movable block 12 that is adapted to the movable groove 10 is fixedly connected to a bottom of the nut 11, a mounting plate 13 is fixedly connected to a bottom end of the movable block 12 after passing through the movable groove 10, a scanning head 14 and a light supplement lamp are fixedly connected to a bottom of the mounting plate 13, the outer walls of the two sides of the shell 7 are connected with compression rollers 15 through elastic connection mechanisms, the compression rollers 15 are abutted to the top surface of the flat plate 1, and four corner pressing mechanisms 20 are arranged at the top of the flat plate 1.

Y axle moving mechanism includes two first lead screw 3 that are parallel to each other, the both ends of first lead screw 3 are all rotated and are connected with riser 2, the bottom of riser 2 and dull and stereotyped 1 top fixed connection, the outer wall threaded connection of first lead screw 3 has sliding seat 5, two the top of sliding seat 5 all with the bottom fixed connection of casing 7, one the first motor 4 of outer wall fixedly connected with of riser 2, the axle of first motor 4 is stretched the end and is corresponded 3 fixed connection of first lead screw, the outer wall of first lead screw 3 is all fixed the sprocket 19 that has cup jointed, two sprocket 19 passes through chain drive and connects.

A guide rod 6 parallel to the first screw rod 3 is arranged below the first screw rod 3, the end part of the guide rod 6 is fixedly connected with the corresponding vertical plate 2, the guide rod 6 penetrates through the corresponding movable seat 5, and the movable seat 5 is connected with the guide rod 6 in a sliding manner.

Elastic connection mechanism includes two second connecting rods 17, two second connecting rod 17 rotates with the both ends of compression roller 15 respectively and is connected, the outer wall of second connecting rod 17 rotates and is connected with first connecting rod 16, the outer wall fixed connection of first connecting rod 16 and casing 7, the outer wall of first connecting rod 16 passes through first spring 18 of transition piece fixedly connected with, the bottom of first spring 18 is through transition piece and the second connecting rod 17 fixed connection who corresponds.

The angle pressing mechanism comprises a vertical rod 21 fixedly connected with the top of the flat plate 1, a limiting block 22 is fixedly connected to the top end of the vertical rod 21, a second spring 23 and a sliding sleeve 24 are sleeved on the outer wall of the vertical rod 21 in a sliding mode from top to bottom, the top end of the second spring 23 abuts against the bottom of the limiting block 22, the bottom end of the second spring 23 abuts against the top of the sliding sleeve 24, the outer wall of the sliding sleeve 24 is provided with a pressing block 26 through a connecting arm 25 fixedly connected with, and the bottom surface of the pressing block 26 is attached to the top surface of the flat plate 1.

The first motor 4 and the second motor 8 are both stepping motors and are driven and controlled by a stepping driver, the stepping driver is electrically connected with a PC, and meanwhile, the scanning head 14 and the light supplement lamp are also electrically connected with the PC.

The working principle of the invention is as follows:

when the drawing scanning device is used, drawing paper is flatly laid on the flat plate 1, four corners of the drawing paper are fixed by using the angle pressing mechanism 20 or the magnet, then the drawing paper is scanned by the scanning head 14, in the scanning process, the scanning head 14 can be driven to move in the length direction of the first screw rod 3 by starting the first motor 4, utilizing the transmission connection of the two chain wheels 19 and the threaded matching of the first screw rod 3 and the movable seat 5, the scanning head 14 can be driven to move in the length direction of the second screw rod 9 by starting the second motor 8, utilizing the matching of the second screw rod 9 and the nut 11 and the guiding effect of the movable groove 10 on the movable block 12, the drawing paper does not need to be adsorbed, the whole drawing paper can be scanned by the scanning head 14, and the drawing paper can be prevented from being damaged in the scanning process.

In the scanning process, the pressing rollers 15 positioned at the two sides of the shell 7 can always press the drawings at the two sides of the scanning area on the flat plate 1, so that the drawings at the scanning area are spread on the flat plate 1 as much as possible, and the scanning imaging effect is improved.

In the invention, when the angle pressing mechanism 20 is used, the corners of the drawing can be pressed by the elasticity of the second spring 23 only by lifting the sliding sleeve 24 upwards and then placing the corners of the drawing under the pressing block 26 and then loosening the sliding sleeve 24, and the operation is simple and rapid.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. An unfolding scanner comprising a flat panel (1), characterized in that: the top of the flat plate (1) is provided with a Y-axis moving mechanism, the Y-axis moving mechanism is provided with an X-axis moving mechanism, the X-axis moving mechanism comprises a shell (7), the end part of the shell (7) is fixedly connected with a second motor (8), the inner wall of the shell (7) is rotatably connected with a second lead screw (9) in transmission connection with the shaft extension end of the second motor (8), the bottom of the shell (7) is penetrated and provided with a movable groove (10), the outer wall of the second lead screw (9) is in threaded connection with a nut (11), the bottom of the nut (11) is fixedly connected with a movable block (12) matched with the movable groove (10), the bottom of the movable block (12) penetrates through a mounting plate (13) fixedly connected behind the movable groove (10), the bottom of the mounting plate (13) is fixedly connected with a scanning head (14) and a light supplement lamp, the outer walls on two sides of the shell (7) are connected with a compression roller (15) through an elastic connection mechanism, the compression roller (15) is abutted against the top surface of the flat plate (1), and four corner pressing mechanisms (20) are arranged at the top of the flat plate (1).

2. The deployment scanner of claim 1, wherein: y axle moving mechanism includes two first lead screw (3) that are parallel to each other, the both ends of first lead screw (3) are all rotated and are connected with riser (2), the bottom of riser (2) and the top fixed connection of dull and stereotyped (1), the outer wall threaded connection of first lead screw (3) has sliding seat (5), two the top of sliding seat (5) all with the bottom fixed connection of casing (7), one the outer wall fixedly connected with first motor (4) of riser (2), the axle of first motor (4) is stretched the end and is connected with first lead screw (3) fixed connection that corresponds, the outer wall of first lead screw (3) is all fixed sprocket (19) of having cup jointed, two sprocket (19) are connected through chain drive.

3. The deployment scanner of claim 2, wherein: the guide rod (6) parallel to the first screw rod (3) is arranged below the first screw rod (3), the end part of the guide rod (6) is fixedly connected with the corresponding vertical plate (2), the guide rod (6) penetrates through the corresponding movable seat (5), and the movable seat (5) is connected with the guide rod (6) in a sliding manner.

4. The deployment scanner of claim 1, wherein: elastic connection mechanism includes two second connecting rods (17), two second connecting rod (17) rotate with the both ends of compression roller (15) respectively and are connected, the outer wall of second connecting rod (17) rotates and is connected with first connecting rod (16), the outer wall fixed connection of first connecting rod (16) and casing (7), the outer wall of first connecting rod (16) passes through first spring (18) of transition piece fixedly connected with, the bottom of first spring (18) is through transition piece and second connecting rod (17) fixed connection who corresponds.

5. The deployment scanner of claim 1, wherein: the angle pressing mechanism comprises a vertical rod (21) fixedly connected with the top of a flat plate (1), a limiting block (22) is fixedly connected to the top end of the vertical rod (21), a second spring (23) and a sliding sleeve (24) are sleeved on the outer wall of the vertical rod (21) in a sliding mode from top to bottom, the top end of the second spring (23) is abutted to the bottom of the limiting block (22), the bottom end of the second spring (23) is abutted to the top of the sliding sleeve (24), a pressing block (26) is fixedly connected to the outer wall of the sliding sleeve (24) through a connecting arm (25), and the bottom surface of the pressing block (26) is attached to the top surface of the flat plate (1).