CN210724982U

CN210724982U - Rail type large-breadth scanning device of handheld scanner

Info

Publication number: CN210724982U
Application number: CN202020012370.8U
Authority: CN
Inventors: 黄森尧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-05
Filing date: 2020-01-05
Publication date: 2020-06-09
Anticipated expiration: 2030-01-05

Abstract

The utility model provides a track type large breadth scanning device of a hand-held scanner, two Y-direction sucker positioning rods which are parallelly adsorbed on a flat plate fix two ends of an X-direction guide rod through an XY right-angle connecting device, so that a tray provided with the hand-held scanner can stably conduct scanning on the X-direction guide rod in a straight line way, and a scanned long strip image is not deformed in a skew way; the parallelism of each image scanning is ensured and the overlapping area of each group of adjacent images is determined through the Y-direction gear device; the positioning device arranged on the X guide rod ensures that the length of scanned images is basically consistent, meets the basic characteristic requirements of large-format image automatic synthesis software on multiple images, improves the success rate of software operation, has the characteristics of practicability, portability and easy carrying of a handheld scanner, and is expanded and applied to the field of large-format image scanning.

Description

Rail type large-breadth scanning device of handheld scanner

Technical Field

The utility model discloses the technique belongs to image scanning processing field, relates to a track type large format scanning device of handheld scanner.

Background

The conventional large-format image scanner in the current market is generally a drum type and a flat plate type, has large volume and high price, and is more than tens of thousands of yuan or even more than tens of thousands of yuan.

The handheld scanner is small in size, does not need to be connected with a computer, is provided with a battery and a storage, has the characteristic of scanning images at any time and any place, has the market price of hundreds to thousands of yuan, is difficult to keep straight-line long image scanning because the handheld scanner needs manual handheld movement when scanning images, is easy to generate image deflection and the like, and is generally only applied to image scanning of an A4 breadth.

To improve the problem that the linear scanning image of the handheld scanner is skewed and only a small image such as A4 can be scanned, the design of the prior art is as follows: a portable large-breadth auxiliary scanning device with a convertible breadth, utility model No. 201220608080.5, a foldable portable large-breadth scanner, utility model No. 201220407955.5, an auxiliary scanning device is designed for a handheld scanner, and the large-breadth auxiliary scanning device is applied to the field of large-breadth image scanning, but when a large-breadth long-strip image is scanned, the support design of an L shape enables the handheld scanner to be unstable when moving on an X-direction guide rod, the reason is that only one end of the X-direction guide rod is fixed, so that when the handheld scanner is moved by manual force along the X-direction guide rod to scan, the other end of the X-direction guide rod deviates, the image scanning fixed on a bottom plate is crooked and deformed, and the error rate of software automatic synthesis of the large-breadth image in the later period is caused; moreover, a gear positioning device is arranged in the Y direction, when a plurality of parallel images with large breadth are scanned, manual movement is random, the overlapping area of adjacent images is large or small, the overlapping area requirement of image synthesis software on automatic synthesis of the images cannot be ensured, and the failure rate of automatic synthesis during the processing of the large-breadth image software at the later stage is caused; and according to the general requirement of large-format image synthesis software on a single image, the length and the width of each image are required to be basically equal, the image width scanned by the handheld scanner is determined by the hardware of the CIS sensor, the image width is consistent and unchangeable, but the image length scanned is determined by the rolling perimeter and the rolling circle number of the contact image of the bottom roller of the handheld scanner, if a corresponding positioning device is not arranged in the scanning direction to ensure the length consistency of the image scanned every time, and the scanning length is only visually observed by human eyes, the operation error rate of the large-format image automatic synthesis software in the later period can be caused.

Disclosure of Invention

The utility model provides a track-type large-breadth scanning device of a handheld scanner, which ensures that the two ends of an X-direction guide rod are respectively fixed on two Y-direction sucker rods which are arranged in parallel by adding a right-angle connecting device of the Y-direction sucker rod and the X-direction guide rod, ensures that the image linearly scanned on the X-direction guide rod by the handheld scanner is not deformed and skewed when a large-breadth single-line long image is scanned, and solves the stability of the linear scanning of the handheld scanner; a plurality of groups of symmetrical gear devices are arranged on two parallel Y-direction sucker rods, so that when each long image is scanned, the overlapping area of each group of adjacent images is determined, and the parallelism of each long image is also ensured, thereby improving the operation success rate of the later large-format image automatic synthesis software; through the two positioning clamps arranged on the X-direction guide rod, when the tray provided with the handheld scanner scans on the X-direction guide rod, the starting and ending scanning positions are determined, the consistency of the scanning length of each image is ensured, and the basic requirement of large-format image automatic synthesis software on the basic consistency of the length and the width of each image is met.

The technical scheme is as follows.

The utility model discloses the technique mainly includes: the X-direction scanning device comprises a scanner clamping device, an X-direction scanning guide rod device, an XY right-angle connecting device, a Y-direction sucking disc rod device, a gear device and a positioning device.

The scanner clamping device is a tray of a square structural member, two steel shafts are mounted at the front end of the tray, a handheld scanner is arranged in the middle of the two steel shafts for clamping, a guide U-shaped groove structure with a downward opening is arranged at the bottom of the tray and can be placed on an X-shaped guide rod for linear guide, and the scanning direction of the handheld scanner and the guide U-shaped groove are parallel.

The X-direction scanning guide rod device is an X-direction guide rod which can be inserted, the X-direction guide rod is in a strip shape, and XY right-angle connecting devices are respectively arranged at two ends of the X-direction scanning guide rod device and can be respectively arranged on two Y-direction sucker rods.

The XY right-angle connecting device is a right-angle connecting piece, the X direction is provided with a jack, the side is provided with a fixed screw hole, the head of the X direction guide rod can be inserted into the jack and fixed by screws, the Y direction is provided with a fixed U-shaped groove with a downward opening, the side is provided with a hand-screwing screw hole, the fixed U-shaped groove can be placed on the Y direction sucker rod, the right-angle connecting piece and the Y direction sucker rod are fixed by hand-screwing screws, and the axis of the jack and the fixed U-shaped groove are 90 degrees.

The Y-direction sucker rod device is a Y-direction sucker rod with a plurality of screw suckers uniformly arranged at the bottoms, the Y-direction sucker rod is strip-shaped, and the screw suckers are fixed on the Y-direction sucker rod through threaded connection.

The gear device is a plurality of groups of opening elastic sleeves which are symmetrically arranged on the two Y-direction sucker rods at equal intervals, the opening elastic sleeves are in a U-shaped opening shape, and elastic clamping is fixed on the Y-direction sucker rods.

The positioning device comprises two elastic positioning clamps, wherein the elastic positioning clamps are U-shaped openings and elastically clamped on the X-direction guide rod.

Has the beneficial effects.

The utility model discloses the technique has following advantage: the utility model provides a track type large breadth scanning device of a hand-held scanner, two Y-direction sucker positioning rods which are parallelly adsorbed on a flat plate fix two ends of an X-direction guide rod through an XY right-angle connecting device, so that a tray provided with the hand-held scanner can stably conduct scanning on the X-direction guide rod in a straight line way, and a scanned long strip image is not deformed in a skew way; the parallelism of each image scanning is ensured and the overlapping area of each group of adjacent images is determined through the Y-direction gear device; the positioning device arranged on the X guide rod ensures that the length of scanned images is basically consistent, meets the basic characteristic requirements of large-format image automatic synthesis software on multiple images, improves the success rate of software operation, has the characteristics of practicability, portability and easy carrying of a handheld scanner, and is expanded and applied to the field of large-format image scanning.

Description of the drawings.

FIG. 1: a scanning method of a track-type large-format scanning device of a handheld scanner is disclosed.

FIG. 2 is a drawing: a three-dimensional view of a track type large-breadth scanning device of a handheld scanner is provided.

FIG. 3: three views of the tray.

FIG. 4 is a drawing: scanner clamping device schematic.

FIG. 5: XY right angle linkage three views.

FIG. 6: a schematic view of a Y-direction sucker rod device.

FIG. 7: schematic diagram of X-direction scanning guide rod device.

FIG. 8: three views of the open elastic sleeve.

FIG. 9: elastic positioning clip three views.

Reference numerals: 1. tray, 2, steel shaft, 3, handheld scanner, 4, direction U-shaped groove, 5, X-direction guide bar, 6, right angle connecting block, 7, jack, 8, screw hole, 9, screw, 10, fixed U-shaped groove, 11, hand screw, 12, hand screw hole, 13, screw rod sucking disc, 14, Y are to sucking disc pole, 15, opening elastic sleeve, 16, elastic locating clamp, 17, scanned object.

Detailed description of the preferred embodiments.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples, which are provided for illustration of the present invention and are not intended to limit the scope of the present invention.

Installing the scanner, see fig. 2, fig. 3, fig. 4: the handheld scanner 3 is placed between the two steel shafts 2 of the tray 1 and clamped and fixed.

Assembling the X-direction scanning guide, see fig. 2, fig. 5, fig. 7: two ends of the inserted X-direction guide rod 5 are respectively inserted into the insertion holes 7 of the two right-angle connecting blocks 6, the X-direction guide rod 5 is fixed by screws 9, and hand screws 11 are preassembled at hand screw holes 12 of the right-angle connecting blocks 6.

Assembling the Y-direction sucker rod assembly, see fig. 6: the screw suction cups 13 are screwed to the Y-direction suction cup rods 14.

Assembled shift position device, see fig. 1, fig. 2, fig. 8: the plurality of opening elastic sleeves 15 are evenly clamped on the two Y-direction sucker rods 14 according to the distance required by the automatic large-format image synthesis software.

The whole assembly is shown in the attached figures 1, 2, 4, 5, 6 and 7: the screw rod sucker 13 on one assembled Y-direction sucker rod device is completely sucked on a adsorbable flat plate, the fixed U-shaped groove 10 on the left right-angle connecting block 6 of the assembled X-direction scanning guide rod device is clamped on the Y-direction sucker rod 14 and abuts against one side of the lower first-gear opening elastic sleeve 15, the left hand screw 11 is rotationally fixed on the Y-direction sucker rod 14, the fixed U-shaped groove 10 on the right side of the X-direction scanning guide rod device is arranged on the Y-direction sucker rod 14 of the other assembled Y-direction sucker rod device and abuts against one side of the lower first-gear opening elastic sleeve 15, the lowest ends of the two Y-direction sucker rods 14 are horizontally aligned, the hand screw 11 is rotationally fixed on the right-angle connector 6 and the right Y-direction sucker rod 14, and then the lowest screw rod sucker 13 on the right Y-direction sucker rod device is sucked on the flat plate, unscrewing the hand screws 11 on the left side and the right side, taking up the X-direction scanning guide rod device, respectively clamping the fixed U-shaped grooves 10 on the left end and the right end at the upper ends of the left Y-direction sucker rods 14 and the right Y-direction sucker rods 14, abutting against one side of the opening elastic sleeve 15 on the uppermost gear, enabling the two Y-direction sucker rods 14 to be placed in parallel, then adsorbing all the screw rod suckers 13 on the right Y-direction sucker rod 14 on a flat plate, and at the moment, enabling the two Y-direction sucker rods to be fixedly placed in parallel and enabling the ends of the two Y-direction sucker rods to be; and loosening the hand-screwed screws 11 at the left side and the right side, respectively installing two ends of the X-direction scanning guide rod device on one side of the first-gear opening elastic sleeve 15 at the bottommost part of the two Y-direction sucker rods 14, and completely assembling.

Start scanning the first image, see fig. 1, fig. 2, fig. 4: the method comprises the steps of flatly laying an object to be scanned 17 on a flat plate, determining the length of a required scanned image, fixing two elastic positioning clamps 16 on two sides of an X-direction guide rod 5 respectively, clamping a guide U-shaped groove 4 on a tray 1 provided with a handheld scanner 3 on the X-direction guide rod 5, leaning against one side of the elastic positioning clamp 16 on the right, starting linear leftward guide scanning by a key until the left side of the tray 1 is contacted with one side of the elastic positioning clamp 16 on the left, and finishing the first image scanning.

Starting a second image scan, see fig. 1, fig. 2, fig. 4: the scanner clamping device is moved out, the hand-screwed screws 11 on the left side and the right side are loosened, the X-direction scanning guide rod device is taken up by hands, the two fixed U-shaped grooves 10 on the left end and the right end are clamped on one sides of the 2 nd-gear opening elastic sleeves 15 of the left Y-direction sucker rods 14 and the right Y-direction sucker rods 14 respectively, the hand-screwed screws 11 on the left side and the right side are screwed, the horizontal position of the X-direction guide rod 5 is fixed, the guide U-shaped groove 4 on the tray 1 provided with the hand-held scanner 3 is clamped on the X-direction guide rod 5 and leans against one side of the elastic positioning clamp 16 arranged on the right side, the key starts to perform left-direction scanning until the left side on the tray 1 is contacted with the elastic positioning clamp 16 arranged.

Scanning the whole image, see figures 1, 2: according to the required image width of the scanned object 17, the required image width is scanned sequentially according to the shift order by the second image scanning method of the previous step until all the image features are scanned.

Through the assembling, installing and scanning method, N parallel images with the same overlapping area and the same length can be obtained through scanning, enough basic synthesis elements are provided for large-format image automatic seamless synthesis software, and the operation success rate of the multi-image automatic seamless synthesis software is effectively improved.

The foregoing is merely a preferred embodiment of the present invention and the foregoing detailed description will provide those skilled in the art with a convenient road map for an exemplary embodiment; it will be understood by those skilled in the art that various modifications and changes may be made to the present invention without departing from the scope of the invention as defined in the appended claims.

Claims

1. A track type large-breadth scanning device of a handheld scanner is characterized by comprising: the scanner clamping device is used for fixing the handheld scanner and can guide linearly, the X-direction scanning guide rod device which enables the tray to move in a linear guide mode, the XY right-angle connecting device which can fix the X-direction guide rod and the Y-direction sucking disc rod to be fixedly connected in a right-angle mode, the Y-direction sucking disc rod device which can be adsorbed on a fixed flat plate, a plurality of gear devices for scanning the height of an image and the positioning device for fixing the length of the image scanned at one time.

2. The track-type large-breadth scanning device of claim 1, wherein the scanner holding device is a tray of a square structure, two steel shafts are mounted at the front end of the tray, the handheld scanner is held between the two steel shafts, a guiding U-shaped groove structure with a downward opening is arranged at the bottom of the tray and can be placed on the X-direction guiding rod to be guided linearly, and the scanning direction of the handheld scanner and the guiding U-shaped groove are parallel.

3. The rail-type large-format scanning device of the handheld scanner of claim 1, wherein the X-direction scanning guide bar device is a pluggable X-direction guide bar, the X-direction guide bar is in a strip shape, and two ends of the X-direction guide bar are respectively provided with an XY right-angle coupling device.

4. The track-type large-format scanning device of claim 3, wherein the XY right-angle connecting device is a right-angle connecting member, the X-direction is provided with a jack, the side edge of the X-direction is provided with a fixing screw hole, the head of the X-direction guiding rod can be inserted into the jack and fixed by a screw, the Y-direction is provided with a fixing U-shaped groove which is opened downwards, the side edge of the Y-direction is provided with a hand-screwing screw hole, the fixing U-shaped groove can be placed on the Y-direction sucker rod, the right-angle connecting member and the Y-direction sucker rod are fixed by the hand-screwing screw, and the axial lead of the jack is 90 degrees to.

5. The track-type large-format scanning device of claim 1, wherein the Y-directional sucker rod devices are two Y-directional sucker rods each having a plurality of screw suckers uniformly mounted on a bottom thereof, and the Y-directional sucker rods are in a strip shape, and the screw suckers are fixed to the Y-directional sucker rods by means of screw connection.

6. The track-type large-format scanning device of claim 1, wherein the plurality of sets of shifting devices are elastic open sleeves symmetrically mounted on the two Y-direction sucker rods at equal intervals, and the elastic open sleeves are U-shaped and clamped and fixed on the Y-direction sucker rods.

7. The track-type large-format scanning device of claim 1, wherein the positioning device comprises two elastic positioning clips, each elastic positioning clip has a U-shaped opening and is elastically clamped on the X-direction guide rod.