CN111924584B - Automatic paper marking device and automatic paper marking method - Google Patents
Automatic paper marking device and automatic paper marking method Download PDFInfo
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- CN111924584B CN111924584B CN202010987806.XA CN202010987806A CN111924584B CN 111924584 B CN111924584 B CN 111924584B CN 202010987806 A CN202010987806 A CN 202010987806A CN 111924584 B CN111924584 B CN 111924584B
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- 238000000034 method Methods 0.000 title abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 159
- 238000004804 winding Methods 0.000 claims abstract description 71
- 238000005096 rolling process Methods 0.000 claims abstract description 65
- 238000012360 testing method Methods 0.000 claims abstract description 43
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 239000000123 paper Substances 0.000 claims description 346
- 238000012546 transfer Methods 0.000 claims description 24
- 239000004033 plastic Substances 0.000 claims description 18
- 230000009467 reduction Effects 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 16
- 238000005056 compaction Methods 0.000 claims description 14
- 239000011087 paperboard Substances 0.000 claims description 6
- 210000000078 claw Anatomy 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000013077 scoring method Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract description 10
- 230000006872 improvement Effects 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/02—Separating articles from piles using friction forces between articles and separator
- B65H3/06—Rollers or like rotary separators
- B65H3/0638—Construction of the rollers or like rotary separators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
- B65H5/066—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers the articles resting on rollers or balls
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/10—Terrestrial scenes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention provides an automatic paper marking device and an automatic paper marking method, comprising a paper marking machine box body, a camera module, a paper marking device and a winding device; the paper marking machine box body comprises a paper marking box body frame, a supporting frame and a rolling box body frame; the paper marking device comprises: the paper clamping device, the pressing device, the transmission device and the paper shaking and twisting device; the winding device comprises a coil conveying device and a winding device. The advantages are that: the device has the advantages of easy operation, simple structure, labor saving and obvious office efficiency improvement. The paper feeding and discharging device has the advantages that the paper feeding and discharging reliability of the test paper is high, the paper jam phenomenon is not easy to occur, and therefore the use experience is improved.
Description
Technical Field
The invention belongs to the technical field of examination paper detection in the education industry, and particularly relates to an automatic examination paper reading device and an automatic examination paper reading method.
Background
Examination paper inspection is a cross field of a plurality of fields such as a mechanical paper feeding and discharging mechanism, education culture, examination paper image recognition and the like. The purpose of checking the test paper in batches is achieved through automation and computer technology, and the method has important significance for the education field.
At present, most of the marking machines on the market are cursor marking machines, and the working principle of the cursor marking machines is as follows: the scribbled content on the information card is identified, then the scribbled content is transmitted to a computer, and a teacher carries out paper reading on the computer. The cursor marking machine has the following problems: the cursor paper marking machine and paper marking card are expensive, cannot be widely popularized, and are especially unsuitable for being applied to small-scale examination at ordinary times. Other types of paper marking machines in the market are easy to cause paper jam and other phenomena when paper is fed and discharged, and the paper marking machine has the problem of poor use experience.
Therefore, it is particularly important to design a device which is small in size, lightweight, low in cost and high in use reliability.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides an automatic paper marking device and an automatic paper marking method, which can effectively solve the problems.
The technical scheme adopted by the invention is as follows:
The invention provides an automatic paper marking device which comprises a paper marking machine box body (1), a camera module (2), a paper marking device (3) and a winding device (4);
the paper marking machine box body (1) comprises a paper marking box body frame (1.1), a supporting frame (1.2) and a rolling box body frame (1.3);
The paper marking box body frame (1.1) comprises: a box left side plate (1.1.1), a box right side plate (1.1.2), a box front panel (1.1.3), a box rear panel (1.1.4), a box bottom plate (1.1.5) and a box upper panel (1.1.6); the box body left side plate (1.1.1), the box body rear panel (1.1.4), the box body right side plate (1.1.2) and the box body front panel (1.1.3) are connected end to form a peripheral frame, and are fixed on the box body bottom plate (1.1.5) and are positioned below the box body upper panel (1.1.6); the front panel (1.1.3) and the rear panel (1.1.4) of the box body are respectively provided with a notch;
The support (1.2) comprises: the paper-shaking and twisting device comprises a pressing device support frame (1.2.1), a paper-shaking and twisting device support frame (1.2.2), a conveying plate support frame (1.2.3), a first motor installation frame (1.2.4), a transmission gear module installation frame (1.2.5), a roll-transferring device installation frame (1.2.6) and a second motor installation frame (1.2.7); the pressing device supporting frame (1.2.1), the paper shaking and twisting device supporting frame (1.2.2), the first motor mounting frame (1.2.4) and the transmission gear module mounting frame (1.2.5) are fixed at the through holes of the box bottom plate (1.1.5); the conveying plate supporting frames (1.2.3) are fixed on two sides of a notch of the front panel (1.1.3) of the box body;
The winding box frame (1.3) comprises: a left side plate (1.3.1) of the winding box body, a right side plate (1.3.2) of the winding box body, a front panel (1.3.3) of the winding box body, a rear panel (1.3.4) of the winding box body, a bottom plate (1.3.5) of the winding box body and an upper panel (1.3.6) of the winding box body; the left side plate (1.3.1) of the winding box body, the rear panel (1.3.4) of the winding box body, the right side plate (1.3.2) of the winding box body and the front panel (1.3.3) of the winding box body are connected with each other and fixed on the bottom plate (1.3.5) of the winding box body, and are positioned below the upper panel (1.3.6) of the winding box body; a second motor mounting frame (1.2.7) and a coil conveying device mounting frame (1.2.6) are fixedly arranged on the bottom plate (1.3.5) of the winding box body; the front panel (1.3.3) of the winding box body and the rear panel (1.3.4) of the winding box body are respectively provided with a notch;
the camera module (2) is arranged above the side of the paper marking machine box body (1);
the paper marking device (3) comprises: a paper clamping device (3.1), a pressing device (3.2), a transmission device (3.3) and a paper shaking and twisting device (3.4);
the paper clamping device (3.1) comprises: a paper clamping mounting plate (3.1.1), a gear mounting plate (3.1.2), a paper clamping gear (3.1.3), a paper clamping rack (3.1.4), a paper clamping plate (3.1.5), a paper clamping plate baffle (3.1.6), a gear cover plate (3.1.7), an out-box paper clamping telescopic sleeve (3.1.8), a paper clamping support plate (3.1.9), a paper clamping guide rail (3.1.10), a guide rail wheel (3.1.11), a guide rail shaft (3.1.12) and an in-box telescopic sleeve (3.1.13);
The gear mounting plate (3.1.2) is fixed in the center of the paper clamping mounting plate (3.1.1); the paper clamping gear (3.1.3) is fixed at the position of the protruding shaft at the center of the gear mounting plate (3.1.2) through tight fit; the number of the paper clamping racks (3.1.4) is two, one end of each paper clamping rack (3.1.4) is meshed with the corresponding paper clamping gear (3.1.3), and the other end of each paper clamping rack is fixed with a paper clamping plate (3.1.5) on one side; the paper clamping plate baffle plates (3.1.6) are fixed on two sides of the gear mounting plate (3.1.2) and limit the positions of the paper clamping plates (3.1.5); the gear cover plate (3.1.7) is fixed on the gear mounting plate (3.1.2); the paper clamping telescopic sleeves (3.1.8) outside the box are connected to two sides of the gear mounting plate (3.1.2) through shafts and can stretch up and down, so that the height of the gear mounting plate (3.1.2) is adjusted; the paper clamping supporting plate (3.1.9) is arranged below the paper clamping mounting plate (3.1.1) and is connected to the upper surface of the box bottom plate (1.1.5) through a hinge; the paper clamping guide rails (3.1.10) are fixed on two sides of the paper clamping support plate (3.1.9); the paper clamping mounting plate (3.1.1) is connected to the paper clamping guide rail (3.1.10) through a guide rail wheel (3.1.11) and a guide rail shaft (3.1.12) to form a sliding pair, so that the paper clamping mounting plate (3.1.1) can move along the paper clamping guide rail (3.1.10) in a straight line; the top of the in-box telescopic sleeve (3.1.13) is fixed with a paper clamping supporting plate (3.1.9), the bottom of the in-box telescopic sleeve (3.1.13) is supported on a box bottom plate (1.1.5), and the in-box telescopic sleeve (3.1.13) stretches up and down, so that the height of the paper clamping installing plate (3.1.1) is adjusted;
The pressing device (3.2) comprises: a compaction bottom plate (3.2.1), a compaction plate (3.2.2), a plastic rotating shaft support (3.2.3), a spring plate (3.2.4) and a plastic tabletting (3.2.5); the compaction bottom plate (3.2.1) is fixed on the compaction device supporting frame (1.2.1); the compaction plate (3.2.2) is fixed on the compaction base plate (3.2.1); the plastic rotating shaft support (3.2.3) is fixed at the through hole at the inner side of the compacting plate (3.2.2) through a plastic retainer ring; the plastic pressing sheet (3.2.5) is fixed on the pressing plate (3.2.2) in a pasting mode;
The transmission (3.3) comprises: a driving gear (3.3.1), a reduction gear (3.3.2), a transmission gear (3.3.3), a transmission ratchet wheel (3.3.4), a transmission shaft (3.3.5), a braking incomplete gear cam (3.3.6), a paper-shaking and paper-twisting incomplete gear (3.3.7), a paper-shaking and paper-twisting square shaft (3.3.8) and an electromagnet mounting frame (3.3.9);
the driving gear (3.3.1) is fixed on a coupler through a shaft and a bearing, the coupler is linked with a motor, and the motor is arranged on a first motor mounting frame (1.2.4); the driving gear (3.3.1) is driven to rotate by a motor; the reduction gear (3.3.2) is fixed on the transmission gear module mounting frame (1.2.5) through a shaft and a bearing; the transmission gear (3.3.3) and the transmission ratchet (3.3.4) are fixed by a transmission shaft (3.3.5); the transmission shaft (3.3.5) is fixed on the transmission gear module mounting frame (1.2.5) through a bearing; the brake incomplete gear cam (3.3.6) and the paper shaking and twisting incomplete gear (3.3.7) are fixed through a paper shaking and twisting square shaft (3.3.8); the paper shaking and twisting square shaft (3.3.8) is fixed on the transmission gear module mounting frame (1.2.5) through a bearing; the electromagnet mounting frame (3.3.9) is fixed on the transmission gear module mounting frame (1.2.5); wherein the driving gear (3.3.1) is meshed with the reduction gear (3.3.2); the reduction gear (3.3.2) is meshed with the transmission ratchet wheel (3.3.4), and when the transmission ratchet wheel (3.3.4) is driven to rotate, the transmission shaft (3.3.5) is driven to rotate;
The paper shaking and twisting device (3.4) comprises a twisting paper board (3.4.1), a conveying board (3.4.2), a conveying installation frame (3.4.3), a roller (3.4.4), a rubber sleeve (3.4.5), a rubber roller (3.4.6), a conveying driven roller installation frame (3.4.7), a conveying roller (3.4.8), a conveying driven roller (3.4.9) and a paper shaking gasket (3.4.10); the paper twisting plate (3.4.1) is fixed on the transmission gear module mounting frame (1.2.5); the conveying plate (3.4.2) is fixed on the paper twisting plate (3.4.1); the transmission mounting frame (3.4.3) is fixed on the paper twisting plate (3.4.1); the roller (3.4.4) is fixed on the paper shaking and twisting square shaft (3.3.8) through a tight fit and a check ring; the rubber sleeve (3.4.5) is fixed on the roller (3.4.4); the rubber roller (3.4.6) is fixed on the rubber sleeve (3.4.5) through tight fit; the transmission passive roller mounting frame (3.4.7) is fixed on the transmission mounting frame (3.4.3); the transmission roller (3.4.8) is fixed on the transmission shaft (3.3.5) through a tight fit and a check ring; the transmission passive roller (3.4.9) is fixed on the transmission passive roller mounting frame (3.4.7) through a check ring and a spring; the paper shaking gasket (3.4.10) is fixed on the paper shaking and twisting square shaft (3.3.8);
the winding device (4) comprises a coil conveying device (4.1) and a winding device (4.2);
the roll transfer device (4.1) comprises: a roll-transferring driving gear (4.1.1), a roll-transferring driven gear (4.1.2), a roll-transferring shaft (4.1.3), a roll-transferring roller (4.1.4), a roll-transferring driven roller mounting frame (4.1.5), a roll-transferring driven roller frame (4.1.6) and a roll-transferring driven roller (4.1.7);
The coil transmission driving gear (4.1.1) is fixed on a coupler through a shaft and a bearing, the coupler is linked with a coil transmission motor, and the coil transmission motor is arranged on a second motor mounting frame (1.2.7); the coil conveying driven gear (4.1.2) is fixed on a coil conveying device mounting frame (1.2.6) through a shaft and a bearing; the transfer shaft (4.1.3) is positioned on the surface of the paper twisting plate (3.4.1), and one end of the transfer shaft (4.1.3) is fixed with the transfer driven gear (4.1.2); when the coil conveying driving gear (4.1.1) is driven by a coil conveying motor to rotate, the coil conveying driven gear (4.1.2) is driven to rotate, and then the coil conveying shaft (4.1.3) is driven to rotate; the coil conveying roller (4.1.4) is fixed on the coil conveying shaft (4.1.3), and when the coil conveying shaft (4.1.3) rotates, the coil conveying roller (4.1.4) is driven to rotate;
One end of the paper twisting plate (3.4.1) is supported in a notch of the rear panel (1.3.4) of the winding box body; the coil-transferring passive roller mounting frame (4.1.5) is fixed at one end of the paper twisting plate (3.4.1); the coil-transferring passive roller frame (4.1.6) is fixed on the coil-transferring passive roller mounting frame (4.1.5); the coil-transferring passive roller (4.1.7) is fixed on a coil-transferring passive roller frame (4.1.6) through a check ring and a spring; the roll-transferring passive roller (4.1.7) and the roll-transferring roller (4.1.4) are arranged in a vertically opposite manner; after passing through the paper twisting plate (3.4.1), the test paper is output from between the paper conveying passive roller (4.1.7) and the paper conveying roller (4.1.4);
The winding device (4.2) comprises: the rolling guide rail (4.2.1), a rolling guide rail wheel (4.2.2), a rolling guide rail wheel shaft (4.2.3) and a rolling drawing plate (4.2.4); the rolling guide rail (4.2.1) is fixed between the front panel (1.3.3) of the rolling box body and the rear panel (1.3.4) of the rolling box body; the rolling guide rail wheel (4.2.2) is fixed in the rolling guide rail (4.2.1) through a rolling guide rail wheel shaft (4.2.3); the rolling pull plate (4.2.4) is supported on the notch of the front panel (1.3.3) of the rolling box body and is positioned on the rolling guide rail (4.2.1), and the rolling pull plate (4.2.4) can linearly slide along the rolling guide rail (4.2.1) through the rolling guide rail wheel shaft (4.2.3) and the rolling guide rail (4.2.1) in sliding connection, so that the pulling movement of the rolling pull plate (4.2.4) is realized.
Preferably, the driving gear (3.3.1), the reduction gear (3.3.2), the transmission gear (3.3.3) and the transmission ratchet (3.3.4) are distributed in a straight line; the mounting positions of the brake incomplete gear cam (3.3.6) and the paper-shaking and paper-twisting incomplete gear (3.3.7) are above the side of the transmission gear (3.3.3); the electromagnet mounting frame (3.3.9) is arranged at the side lower part of the paper-shaking and paper-twisting incomplete gear (3.3.7).
Preferably, a spring is arranged between the transmission ratchet wheel (3.3.4) and the transmission gear module mounting frame (1.2.5), so that unidirectional steering of the transmission ratchet wheel (3.3.4) is ensured.
Preferably, the tooth width of the transmission gear (3.3.3) is equal to the sum of the tooth widths of the braking incomplete gear cam (3.3.6) and the paper-shaking incomplete gear (3.3.7).
Preferably, the braking incomplete gear cam (3.3.6) and the paper-shaking and paper-twisting incomplete gear (3.3.7) are elastically fixed by adopting springs.
Preferably, the camera module (2) comprises a camera base (2.1) and a camera connecting rod (2.2); the camera base (2.1) is fixed on one side of the paper twisting plate (3.4.1); the camera connecting rod (2.2) is fixed on the camera base (2.1).
Preferably, the camera module (2) is fixed at the center of one side of the paper twisting plate (3.4.1).
Preferably, the upper and lower positions of the pressing device supporting frame (1.2.1), the transmission gear module installing frame (1.2.5) and the coil conveying device installing frame (1.2.6) can be adjusted through nuts.
Preferably, the upper box panel (1.1.6) is hinged with the rear box panel (1.1.4), so that the upper box panel (1.1.6) can be opened in a rotating way under the special condition of the paper marking machine.
The invention also provides an automatic paper marking method of the automatic paper marking device, which comprises the following steps:
Step 1, a paper clamping mounting plate (3.1.1) is pulled out along a paper clamping guide rail (3.1.10), an out-box paper clamping telescopic sleeve (3.1.8) below a paper clamping plate (3.1.5) is pulled out, and the paper clamping plate (3.1.5) is supported; pulling out the winding drawing plate (4.2.4);
Placing the test paper on a paper clamping plate (3.1.5), and clamping the test paper by using the paper clamping plate (3.1.5);
step 2, the electromagnet attracts the electromagnet mounting rack (3.3.9) tightly, and releases the claw, so that the limit of the transmission shaft (3.3.5) is released;
the direct current motor drives the driving gear (3.3.1) to rotate, and the driving gear (3.3.1) drives the transmission gear (3.3.3) to rotate through the reduction gear (3.3.2);
When the transmission gear (3.3.3) rotates, the paper-shaking and paper-twisting square shaft (3.3.8) is driven to rotate by the paper-shaking and paper-twisting incomplete gear (3.3.7) and the brake incomplete gear cam (3.3.6); when the paper-shaking and paper-twisting square shaft (3.3.8) rotates, the paper-shaking gasket (3.4.10) is driven to rotate, and the plastic rotating shaft support (3.2.3) is pressed and loosened, so that the paper-shaking function is realized;
Meanwhile, when the paper shaking and twisting square shaft (3.3.8) rotates, the roller (3.4.4) is driven to rotate, the rubber roller (3.4.6) on the roller (3.4.4) rubs with the test paper, and the test paper is driven to be transmitted, so that the paper twisting function is realized;
When the transmission gear (3.3.3) rotates, the transmission shaft (3.3.5) is driven to rotate; when the transmission shaft (3.3.5) rotates, the transmission shaft (3.3.5) drives the transmission roller (3.4.8) to rotate, and the transmission roller (3.4.8) and the transmission driven roller (3.4.9) relatively rotate up and down to drive the twisted test paper to be transmitted forwards;
Step 3, when a twisted test paper is transmitted forwards and passes through the camera module (2), the camera module (2) photographs and identifies the test paper;
Step 4, starting a coil conveying motor, wherein the coil conveying motor drives a coil conveying driving gear (4.1.1) to rotate, and the driving gear (4.1.1) drives a coil conveying driven gear (4.1.2) to rotate so as to drive a coil conveying shaft (4.1.3) to rotate; when the transfer roller (4.1.3) rotates, the transfer roller (4.1.4) is driven to rotate; the paper conveying roller (4.1.4) and the paper conveying passive roller (4.1.7) rotate up and down relatively to drive the test paper after photographing and identification to be conveyed forwards;
and 5, finally, the test paper falls on the pulled-out winding drawing plate (4.2.4) to realize the winding function.
The automatic paper marking device and the automatic paper marking method provided by the invention have the following advantages:
(1) The automatic paper marking device adopts a direct current motor to provide power, has small volume, effectively reduces weight and saves space;
(2) The automatic paper feeding device is of a drawing type structure for feeding and discharging paper, and space utilization rate is improved. The paper feeding and discharging device has the advantages that the paper feeding and discharging reliability of the test paper is high, the paper jam phenomenon is not easy to occur, and therefore the use experience is improved.
(3) When the test paper is blocked, the case can be conveniently opened, the test paper can be completely taken out, and the effect of protecting the test paper is achieved.
(4) The automatic paper marking device adopts a nut adjusting mode, the distance and the matching distance of each device can be simply and finely adjusted, the emergency situation in the actual work of the device is effectively treated, and the practicability of the device is improved.
(5) The part of the automatic paper marking device adopts 3D printing, so that the portability can be realized;
(6) The automatic paper marking device adopts the processing characteristics of welding, bending and the like, thereby effectively saving the cost.
(7) The automatic paper marking device has the advantages of simplicity and easiness in operation, labor hour saving and office efficiency improvement.
(8) The automatic photographing and identifying device for the manual paper can automatically take pictures and identify the manual paper, solves the problems that the number of the paper for the students at the beginning of the school is large, the handwriting of the students is bad, and the correction difficulty of a teacher is large, effectively improves the work efficiency of the paper reading of the teacher, relieves the work pressure of the teacher, and changes the mode of the paper reading of the traditional school.
(9) As a machine capable of automatically identifying test papers, the automatic paper marking device is not limited to answer sheets, and effectively relieves the paper marking pressure of teachers; the device has the advantages of easy operation, simple structure, labor saving and obvious office efficiency improvement.
Drawings
FIG. 1 is an overall view of an automatic paper marking device provided by the invention;
FIG. 2 is an overall perspective view of the automatic paper marking device provided by the invention;
FIG. 3 is an isometric perspective view of a scoring box of the automatic scoring device provided by the invention;
FIG. 4 is an isometric perspective view of a winding box of the automatic paper marking device provided by the invention;
FIG. 5 is an isometric view of a camera module of the automatic paper marking device provided by the invention;
FIG. 6 is a perspective view of a paper clamping device of the automatic paper marking device provided by the invention;
FIG. 7 is an isometric perspective view of a compacting device of the automatic paper marking device provided by the invention;
FIG. 8 is an isometric perspective view of a paper shaking and twisting device of the automatic paper marking device provided by the invention;
FIG. 9 is an isometric perspective view of a paper conveying device of the automatic paper marking device provided by the invention;
Fig. 10 is an isometric perspective view of a winding device of the automatic paper marking device provided by the invention.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The automatic paper marking device provided by the invention can reliably twist and transmit the hand-written paper, and photograph, detect and identify each twisted paper, has high paper feeding and discharging reliability, and is not easy to cause paper jam, thereby improving the use experience.
The automatic paper marking device provided by the invention comprises a paper marking machine box body 1, a camera module 2, a paper marking device 3 and a winding device 4, and realizes specific automatic in-out photographing, identification and detection of handwritten paper.
The following describes the case 1 of the paper marking machine, the camera module 2, the paper marking device 3 and the winding device 4 in detail:
First, paper marking machine box
Referring to fig. 2, 3 and 4, which are schematic diagrams of a paper marking machine box 1 according to the present invention, the paper marking machine box 1 includes a paper marking box frame 1.1, a supporting frame 1.2 and a winding box frame 1.3;
The paper marking box body frame 1.1 comprises: the box body comprises a box body left side plate 1.1.1, a box body right side plate 1.1.2, a box body front panel 1.1.3, a box body rear panel 1.1.4, a box body bottom plate 1.1.5 and a box body upper panel 1.1.6; the left side plate 1.1.1, the rear plate 1.1.4, the right side plate 1.1.2 and the front plate 1.1.3 are connected end to end by fixing means such as screws to form a peripheral frame, and are fixed on the bottom plate 1.1.5 of the box and are positioned below the upper plate 1.1.6 of the box; the front panel 1.1.3 and the rear panel 1.1.4 of the box body are respectively provided with a notch, so that test paper between the paper clamping device 3.1 and the paper shaking and twisting device 3.4 can be conveniently transported;
The support 1.2 comprises: a pressing device support frame 1.2.1, a paper shaking and twisting device support frame 1.2.2, a conveying plate support frame 1.2.3, a first motor mounting frame 1.2.4, a transmission gear module mounting frame 1.2.5, a roll transfer device mounting frame 1.2.6 and a second motor mounting frame 1.2.7; the pressing device supporting frame 1.2.1, the paper shaking and twisting device supporting frame 1.2.2, the first motor mounting frame 1.2.4 and the transmission gear module mounting frame 1.2.5 are fixed at the through holes of the box bottom plate 1.1.5 in a fixing mode such as screws; the conveying plate supporting frames 1.2.3 are fixed on two sides of a notch of the front panel 1.1.3 of the box body in a fixing mode such as screws;
In practical application, the upper and lower positions of the pressing device support frame 1.2.1, the transmission gear module mounting frame 1.2.5 and the coil transmission device mounting frame 1.2.6 can be adjusted through nuts.
The winding box frame 1.3 comprises: the left side plate of the rolling box body is 1.3.1, the right side plate of the rolling box body is 1.3.2, the front panel of the rolling box body is 1.3.3, the rear panel of the rolling box body is 1.3.4, the bottom plate of the rolling box body is 1.3.5 and the upper panel of the rolling box body is 1.3.6; the left side plate 1.3.1, the back plate 1.3.4, the right side plate 1.3.2 and the front plate 1.3.3 are connected with each other by fixing means such as screws and the like and are fixed on the bottom plate 1.3.5 of the rolling box and are positioned below the upper plate 1.3.6 of the rolling box; the second motor mounting frame 1.2.7 and the coil transfer device mounting frame 1.2.6 are fixedly arranged on the bottom plate 1.3.5 of the winding box body in a fixed mode such as a screw and the like; the front panel 1.3.3 of the winding box body and the rear panel 1.3.4 of the winding box body are respectively provided with a notch; the back panel 1.3.4 of the winding box body is used for supporting the paper shaking and twisting device 3.4; the front panel 1.3.3 of the winding box body is used for supporting the drawing of the winding drawing plate.
In the invention, the upper panel 1.1.6 of the box body is connected with the rear panel 1.1.4 of the box body by adopting a hinge, so that the upper panel 1.1.6 of the box body can be opened in a rotating way under the special condition of the paper marking machine.
(II) Camera Module
Referring to fig. 5, a schematic view of a camera module according to the present invention is shown, wherein a camera module 2 is disposed above a side of a case 1 of a paper marking machine; the camera module 2 comprises a camera base 2.1 and a camera connecting rod 2.2; the camera base 2.1 is fixed on one side of the paper twisting plate 3.4.1; the camera connecting rod 2.2 is fixed on the camera base 2.1.
As a preferred form, the camera module 2 is fixed in the center of the side of the cardboard 3.4.1.
(III) paper marking device
Referring to fig. 6, 7 and 8, which are schematic diagrams of the marking apparatus of the present invention, the marking apparatus 3 includes: a paper clamping device 3.1, a pressing device 3.2, a transmission device 3.3 and a paper shaking and twisting device 3.4;
The paper clamping device 3.1 comprises: 3.1.1 parts of paper clamping mounting plate, 3.1.2 parts of gear mounting plate, 3.1.3 parts of paper clamping gear, 3.1.4 parts of paper clamping rack, 3.1.5 parts of paper clamping plate, 3.1.6 parts of paper clamping plate baffle, 3.1.7 parts of gear cover plate, 3.1.8 parts of paper clamping telescopic sleeve outside a box, 3.1.9 parts of paper clamping support plate, 3.1.10 parts of paper clamping guide rail, 3.1.11 parts of guide rail wheel, 3.1.12 parts of guide rail shaft and 3.1.13 parts of telescopic sleeve inside the box;
The gear mounting plate 3.1.2 is fixed in the center of the paper clamping mounting plate 3.1.1 in a fixing manner such as welding; the paper clamping gear 3.1.3 is fixed at the protruding shaft at the center of the gear mounting plate 3.1.2 through tight fit; the number of the paper clamping racks 3.1.4 is two, one end of the paper clamping racks 3.1.4 is meshed with the paper clamping gear 3.1.3, and the other end is fixed with the paper clamping plate 3.1.5 on one side in a fixing mode such as a screw; the paper clamping plate baffle plates 3.1.6 are fixed on two sides of the gear mounting plate 3.1.2 in a welding mode and the like, and the positions of the paper clamping plates 3.1.5 are limited; the gear cover plate 3.1.7 is fixed on the gear mounting plate 3.1.2 by fixing means such as screws; the paper clamping telescopic sleeves 3.1.8 outside the box are connected to two sides of the gear mounting plate 3.1.2 through shafts and can stretch up and down, so that the height of the gear mounting plate 3.1.2 is adjusted; the paper clamping supporting plate 3.1.9 is arranged below the paper clamping mounting plate 3.1.1 through a hinge and is connected above the box bottom plate 1.1.5 through a hinge; the paper clamping guide tracks 3.1.10 are fixed on two sides of the paper clamping support plate 3.1.9 in a fixing mode such as a screw; the paper clamping mounting plate 3.1.1 is connected to the paper clamping guide rail 3.1.10 through the guide rail wheel 3.1.11 and the guide rail shaft 3.1.12 to form a sliding pair, so that the paper clamping mounting plate 3.1.1 can move along the paper clamping guide rail 3.1.10 in a straight line; the top of the in-box telescopic sleeve 3.1.13 is fixed with the paper clamping supporting plate 3.1.9 in a screw mode and the like, the bottom of the in-box telescopic sleeve 3.1.13 is supported on the box bottom plate 1.1.5, and the in-box telescopic sleeve 3.1.13 stretches up and down, so that the height of the paper clamping installing plate 3.1.1 is adjusted;
The compacting device 3.2 comprises: 3.2.1 parts of a compression bottom plate, 3.2.2 parts of a compression plate, 3.2.3 parts of a plastic rotating shaft support, 3.2.4 parts of a spring plate and 3.2.5 parts of a plastic tabletting; the compaction bottom plate 3.2.1 is fixed on the compaction device support frame 1.2.1 by means of screws and the like; the compacting plates 3.2.2 are fixed on the compacting bottom plate 3.2.1 by means of screws and the like; the plastic rotating shaft support 3.2.3 is fixed at the through hole at the inner side of the compacting plate 3.2.2 through a plastic retainer ring; the plastic pressing sheet 3.2.5 is fixed on the compacting plate 3.2.2 in a pasting mode;
The transmission 3.3 comprises: a driving gear 3.3.1, a reduction gear 3.3.2, a transmission gear 3.3.3, a transmission ratchet wheel 3.3.4, a transmission shaft 3.3.5, a braking incomplete gear cam 3.3.6, a paper shaking and twisting incomplete gear 3.3.7, a paper shaking and twisting square shaft 3.3.8 and an electromagnet mounting rack 3.3.9;
The driving gear 3.3.1 is fixed on a coupler through a shaft and a bearing, the coupler is linked with a motor, and the motor is arranged on the first motor mounting frame 1.2.4; the driving gear 3.3.1 is driven to rotate by a motor; the reduction gear 3.3.2 is fixed on the transmission gear module mounting frame 1.2.5 through a shaft and a bearing; the transmission gear 3.3.3 and the transmission ratchet 3.3.4 are fixed by a transmission shaft 3.3.5; the transmission shaft 3.3.5 is fixed on the transmission gear module mounting frame 1.2.5 through a bearing; the brake incomplete gear cam 3.3.6 and the paper shaking and twisting incomplete gear 3.3.7 are fixed through a paper shaking and twisting square shaft 3.3.8; the paper shaking and twisting square shaft 3.3.8 is fixed on the transmission gear module mounting frame 1.2.5 through a bearing; the electromagnet mounting rack 3.3.9 is fixed on the transmission gear module mounting rack 1.2.5 by means of screws and the like; wherein the driving gear 3.3.1 is meshed with the reduction gear 3.3.2; the reduction gear 3.3.2 is meshed with the transmission ratchet wheel 3.3.4, and when the transmission ratchet wheel 3.3.4 is driven to rotate, the transmission shaft 3.3.5 is driven to rotate;
the paper shaking and twisting device 3.4 comprises a twisting paper board 3.4.1, a conveying board 3.4.2, a conveying installation frame 3.4.3, a roller 3.4.4, a rubber sleeve 3.4.5, a rubber roller 3.4.6, a conveying passive roller installation frame 3.4.7, a conveying roller 3.4.8, a conveying passive roller 3.4.9 and a paper shaking pad 3.4.10; the paper twisting plate 3.4.1 is fixed on the transmission gear module mounting frame 1.2.5 by means of screws and the like; the conveying plate 3.4.2 is fixed on the twisted paper board 3.4.1 by welding and the like; the transmission mounting frame 3.4.3 is fixed on the paper twisting plate 3.4.1 by means of screws and the like; the roller 3.4.4 is fixed on the paper shaking and twisting square shaft 3.3.8 through a tight fit and a check ring; the rubber sleeve 3.4.5 is fixed on the roller 3.4.4 by means of pins and the like; the rubber roller 3.4.6 is fixed on the rubber sleeve 3.4.5 through tight fit; the transmission passive roller mounting frame 3.4.7 is fixed on the transmission mounting frame 3.4.3 by means of screws and the like; the transmission roller 3.4.8 is fixed on the transmission shaft 3.3.5 through a tight fit and a check ring; the transmission passive roller 3.4.9 is fixed on the transmission passive roller mounting frame 3.4.7 through a check ring and a spring; the paper-shake spacer 3.4.10 is fixed to the paper-shake and-twist square shaft 3.3.8 by means of screws or the like.
In practical application, the driving gear 3.3.1, the reduction gear 3.3.2, the transmission gear 3.3.3 and the transmission ratchet wheel 3.3.4 are distributed in a straight line; the installation positions of the brake incomplete gear cam 3.3.6 and the paper shaking and twisting incomplete gear 3.3.7 are above the side of the transmission gear 3.3.3; the electromagnet mounting rack 3.3.9 is arranged below the side of the paper-shaking and paper-twisting incomplete gear 3.3.7.
A spring is arranged between the transmission ratchet wheel 3.3.4 and the transmission gear module mounting frame 1.2.5, so that unidirectional steering of the transmission ratchet wheel 3.3.4 is guaranteed.
The transmission gear 3.3.3 has a tooth width equal to the sum of the tooth widths of the brake incomplete gear cam 3.3.6 and the shake-and-twist incomplete gear 3.3.7.
The brake incomplete gear cam 3.3.6 and the paper-shaking and paper-twisting incomplete gear 3.3.7 are elastically fixed by a spring.
In addition, the bottom of the paper clamping mounting plate 3.1.1 is provided with a welded baffle, and the distance between the baffles is in line contact with the paper clamping rack 3.1.4.
The bottom of the twisting paper board 3.4.1 is welded with a supporting plate for ensuring tangential stress of the transmission shaft 3.3.5 and axially fixing the transmission shaft 3.3.5 and the transmission shaft 4.1.3.
(IV) coiling mechanism
Referring to fig. 9 and 10, a schematic diagram of a winding device according to the present invention includes a winding device 4.1 and a winding device 4.2;
The roll transfer device 4.1 comprises: a coil transmission driving gear 4.1.1, a coil transmission driven gear 4.1.2, a coil transmission shaft 4.1.3, a coil transmission roller 4.1.4, a coil transmission driven roller mounting frame 4.1.5, a coil transmission driven roller frame 4.1.6 and a coil transmission driven roller 4.1.7;
The coil transmission driving gear 4.1.1 is fixed on a coupler through a shaft and a bearing, the coupler is linked with a coil transmission motor, and the coil transmission motor is arranged on the second motor mounting frame 1.2.7; the coil conveying driven gear 4.1.2 is fixed on the coil conveying device mounting frame 1.2.6 through a shaft and a bearing; the transfer shaft 4.1.3 is positioned on the surface of the paper twisting plate 3.4.1, and one end of the transfer shaft 4.1.3 is fixed with the transfer driven gear 4.1.2; when the coil transmission driving gear 4.1.1 is driven by the coil transmission motor to rotate, the coil transmission driven gear 4.1.2 is driven to rotate, and then the coil transmission shaft 4.1.3 is driven to rotate; the coil transfer roller 4.1.4 is fixed on the coil transfer shaft 4.1.3, and when the coil transfer shaft 4.1.3 rotates, the coil transfer roller 4.1.4 is driven to rotate;
One end of the twisting paper board 3.4.1 is supported in a notch of the back panel 1.3.4 of the winding box body; the roller-conveying passive roller mounting frame 4.1.5 is fixed at one end of the paper twisting plate 3.4.1 by means of screws and the like; the roll-transferring passive roller frame 4.1.6 is fixed on the roll-transferring passive roller frame 4.1.5 by means of screws and the like; the coil-transferring passive roller 4.1.7 is fixed on the coil-transferring passive roller frame 4.1.6 through a retainer ring and a spring; the coil-transferring passive roller 4.1.7 and the coil-transferring roller 4.1.4 are arranged vertically opposite to each other; after passing through the paper twisting plate 3.4.1, the test paper is output from between the paper transmission driven roller 4.1.7 and the paper transmission roller 4.1.4;
The winding device 4.2 comprises: 4.2.1 parts of rolling guide rail, 4.2.2 parts of rolling guide rail wheel, 4.2.3 parts of rolling guide rail wheel shaft and 4.2.4 parts of rolling pull plate; the rolling guide rail 4.2.1 is fixed between the rolling box body front panel 1.3.3 and the rolling box body rear panel 1.3.4 by means of screws and the like; the rolling guide rail wheel 4.2.2 is fixed in the rolling guide rail 4.2.1 through the rolling guide rail wheel shaft 4.2.3; the rolling pull plate 4.2.4 is supported at the notch of the front panel 1.3.3 of the rolling box body and is positioned above the rolling guide rail 4.2.1, and is in sliding connection with the rolling guide rail 4.2.1 through the rolling guide rail wheel shaft 4.2.3, so that the rolling pull plate 4.2.4 can linearly slide along the rolling guide rail 4.2.1, and further the pulling movement of the rolling pull plate 4.2.4 is realized.
The invention also provides an automatic paper marking method using the automatic paper marking device, which comprises the following steps:
Step 1, the paper clamping mounting plate 3.1.1 is pulled out along the paper clamping guide rail 3.1.10, the paper clamping telescopic sleeve 3.1.8 outside the box below the paper clamping plate 3.1.5 is pulled out, and the paper clamping plate 3.1.5 is supported; pulling out the winding drawing plate 4.2.4;
Placing the test paper on a paper clamping plate 3.1.5, and clamping the test paper by using the paper clamping plate 3.1.5;
step 2, the electromagnet attracts the electromagnet mounting rack 3.3.9 tightly, and the hook claw is released, so that the limit of the transmission shaft 3.3.5 is released;
The direct current motor drives the driving gear 3.3.1 to rotate, and the driving gear 3.3.1 drives the transmission gear 3.3.3 to rotate through the reduction gear 3.3.2;
When the transmission gear 3.3.3 rotates, the paper-shaking and paper-twisting square shaft 3.3.8 is driven to rotate by the paper-shaking and paper-twisting incomplete gear 3.3.7 and the brake incomplete gear cam 3.3.6; when the paper shaking and twisting square shaft 3.3.8 rotates, the paper shaking gasket 3.4.10 is driven to rotate, and the plastic rotating shaft support 3.2.3 is pressed and loosened, so that the paper shaking function is realized;
meanwhile, when the paper shaking and twisting square shaft 3.3.8 rotates, the roller 3.4.4 is driven to rotate, the rubber roller 3.4.6 on the roller 3.4.4 rubs with the test paper, and the test paper is driven to be transmitted, so that the paper twisting function is realized;
When the transmission gear 3.3.3 rotates, the transmission shaft 3.3.5 is driven to rotate; when the transmission shaft 3.3.5 rotates, the transmission shaft 3.3.5 drives the transmission roller 3.4.8 to rotate, and the transmission roller 3.4.8 and the transmission driven roller 3.4.9 rotate up and down relatively to drive the twisted test paper to be transmitted forwards;
step 3, when a twisted test paper is transmitted forwards and passes through the camera module 2, the camera module 2 photographs and identifies the test paper;
Step 4, starting a coil conveying motor, wherein the coil conveying motor drives a coil conveying driving gear 4.1.1 to rotate, and the driving gear 4.1.1 drives a coil conveying driven gear 4.1.2 to rotate, so as to drive a coil conveying shaft 4.1.3 to rotate; when the transfer roller 4.1.3 rotates, the transfer roller 4.1.4 is driven to rotate; the paper conveying roller 4.1.4 and the paper conveying passive roller 4.1.7 rotate up and down relatively to drive the photographed and identified test paper to be conveyed forwards;
And 5, finally, the test paper falls on the pulled-out winding drawing plate 4.2.4, so that the winding function is realized.
The automatic paper marking device and the automatic paper marking method provided by the invention have the following advantages:
(1) The automatic paper marking device adopts a direct current motor to provide power, has small volume, effectively reduces weight and saves space;
(2) The automatic paper feeding device is of a drawing type structure for feeding and discharging paper, and space utilization rate is improved. The paper feeding and discharging device has the advantages that the paper feeding and discharging reliability of the test paper is high, the paper jam phenomenon is not easy to occur, and therefore the use experience is improved.
(3) When the test paper is blocked, the case can be conveniently opened, the test paper can be completely taken out, and the effect of protecting the test paper is achieved.
(4) The automatic paper marking device adopts a nut adjusting mode, the distance and the matching distance of each device can be simply and finely adjusted, the emergency situation in the actual work of the device is effectively treated, and the practicability of the device is improved.
(5) The part of the automatic paper marking device adopts 3D printing, so that the portability can be realized;
(6) The automatic paper marking device adopts the processing characteristics of welding, bending and the like, thereby effectively saving the cost.
(7) The automatic paper marking device has the advantages of simplicity and easiness in operation, labor hour saving and office efficiency improvement.
(8) The automatic photographing and identifying device for the manual paper can automatically take pictures and identify the manual paper, solves the problems that the number of the paper for the students at the beginning of the school is large, the handwriting of the students is bad, and the correction difficulty of a teacher is large, effectively improves the work efficiency of the paper reading of the teacher, relieves the work pressure of the teacher, and changes the mode of the paper reading of the traditional school.
(9) As a machine capable of automatically identifying test papers, the automatic paper marking device is not limited to answer sheets, and effectively relieves the paper marking pressure of teachers; the device has the advantages of easy operation, simple structure, labor saving and obvious office efficiency improvement.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which is also intended to be covered by the present invention.
Claims (8)
1. An automatic paper marking device is characterized by comprising a paper marking machine box body (1), a camera module (2), a paper marking device (3) and a winding device (4);
the paper marking machine box body (1) comprises a paper marking box body frame (1.1), a supporting frame (1.2) and a rolling box body frame (1.3);
The paper marking box body frame (1.1) comprises: a box left side plate (1.1.1), a box right side plate (1.1.2), a box front panel (1.1.3), a box rear panel (1.1.4), a box bottom plate (1.1.5) and a box upper panel (1.1.6); the box body left side plate (1.1.1), the box body rear panel (1.1.4), the box body right side plate (1.1.2) and the box body front panel (1.1.3) are connected end to form a peripheral frame, and are fixed on the box body bottom plate (1.1.5) and are positioned below the box body upper panel (1.1.6); the front panel (1.1.3) and the rear panel (1.1.4) of the box body are respectively provided with a notch;
The support (1.2) comprises: the paper-shaking and twisting device comprises a pressing device support frame (1.2.1), a paper-shaking and twisting device support frame (1.2.2), a conveying plate support frame (1.2.3), a first motor installation frame (1.2.4), a transmission gear module installation frame (1.2.5), a roll-transferring device installation frame (1.2.6) and a second motor installation frame (1.2.7); the pressing device supporting frame (1.2.1), the paper shaking and twisting device supporting frame (1.2.2), the first motor mounting frame (1.2.4) and the transmission gear module mounting frame (1.2.5) are fixed at the through holes of the box bottom plate (1.1.5); the conveying plate supporting frames (1.2.3) are fixed on two sides of a notch of the front panel (1.1.3) of the box body;
The winding box frame (1.3) comprises: a left side plate (1.3.1) of the winding box body, a right side plate (1.3.2) of the winding box body, a front panel (1.3.3) of the winding box body, a rear panel (1.3.4) of the winding box body, a bottom plate (1.3.5) of the winding box body and an upper panel (1.3.6) of the winding box body; the left side plate (1.3.1) of the winding box body, the rear panel (1.3.4) of the winding box body, the right side plate (1.3.2) of the winding box body and the front panel (1.3.3) of the winding box body are connected with each other and fixed on the bottom plate (1.3.5) of the winding box body, and are positioned below the upper panel (1.3.6) of the winding box body; a second motor mounting frame (1.2.7) and a coil conveying device mounting frame (1.2.6) are fixedly arranged on the bottom plate (1.3.5) of the winding box body; the front panel (1.3.3) of the winding box body and the rear panel (1.3.4) of the winding box body are respectively provided with a notch;
the camera module (2) is arranged above the side of the paper marking machine box body (1);
The paper marking device (3) comprises: a paper clamping device (3.1), a pressing device (3.2), a transmission device (3.3) and a paper shaking and twisting device (3.4);
The paper clamping device (3.1) comprises: a paper clamping mounting plate (3.1.1), a gear mounting plate (3.1.2), a paper clamping gear (3.1.3), a paper clamping rack (3.1.4), a paper clamping plate (3.1.5), a paper clamping plate baffle (3.1.6), a gear cover plate (3.1.7), an out-box paper clamping telescopic sleeve (3.1.8), a paper clamping support plate (3.1.9), a paper clamping guide rail (3.1.10), a guide rail wheel (3.1.11), a guide rail shaft (3.1.12) and an in-box telescopic sleeve (3.1.13);
the gear mounting plate (3.1.2) is fixed in the center of the paper clamping mounting plate (3.1.1); the paper clamping gear (3.1.3) is fixed at the position of the protruding shaft at the center of the gear mounting plate (3.1.2) through tight fit; the number of the paper clamping racks (3.1.4) is two, one end of each paper clamping rack (3.1.4) is meshed with the corresponding paper clamping gear (3.1.3), and the other end of each paper clamping rack is fixed with a paper clamping plate (3.1.5) on one side; the paper clamping plate baffle plates (3.1.6) are fixed on two sides of the gear mounting plate (3.1.2) and limit the positions of the paper clamping plates (3.1.5); the gear cover plate (3.1.7) is fixed on the gear mounting plate (3.1.2); the paper clamping telescopic sleeves (3.1.8) outside the box are connected to two sides of the gear mounting plate (3.1.2) through shafts and can stretch up and down, so that the height of the gear mounting plate (3.1.2) is adjusted; the paper clamping supporting plate (3.1.9) is arranged below the paper clamping mounting plate (3.1.1) and is connected to the upper surface of the box bottom plate (1.1.5) through a hinge; the paper clamping guide rails (3.1.10) are fixed on two sides of the paper clamping support plate (3.1.9); the paper clamping mounting plate (3.1.1) is connected to the paper clamping guide rail (3.1.10) through a guide rail wheel (3.1.11) and a guide rail shaft (3.1.12) to form a sliding pair, so that the paper clamping mounting plate (3.1.1) can move along the paper clamping guide rail (3.1.10) in a straight line; the top of the in-box telescopic sleeve (3.1.13) is fixed with a paper clamping supporting plate (3.1.9), the bottom of the in-box telescopic sleeve (3.1.13) is supported on a box bottom plate (1.1.5), and the in-box telescopic sleeve (3.1.13) stretches up and down, so that the height of the paper clamping installing plate (3.1.1) is adjusted;
The pressing device (3.2) comprises: a compaction bottom plate (3.2.1), a compaction plate (3.2.2), a plastic rotating shaft support (3.2.3), a spring plate (3.2.4) and a plastic tabletting (3.2.5); the compaction bottom plate (3.2.1) is fixed on the compaction device supporting frame (1.2.1); the compaction plate (3.2.2) is fixed on the compaction base plate (3.2.1); the plastic rotating shaft support (3.2.3) is fixed at the through hole at the inner side of the compacting plate (3.2.2) through a plastic retainer ring; the plastic pressing sheet (3.2.5) is fixed on the pressing plate (3.2.2) in a pasting mode;
The transmission (3.3) comprises: a driving gear (3.3.1), a reduction gear (3.3.2), a transmission gear (3.3.3), a transmission ratchet wheel (3.3.4), a transmission shaft (3.3.5), a braking incomplete gear cam (3.3.6), a paper-shaking and paper-twisting incomplete gear (3.3.7), a paper-shaking and paper-twisting square shaft (3.3.8) and an electromagnet mounting frame (3.3.9);
The driving gear (3.3.1) is fixed on a coupler through a shaft and a bearing, the coupler is linked with a motor, and the motor is arranged on a first motor mounting frame (1.2.4); the driving gear (3.3.1) is driven to rotate by a motor; the reduction gear (3.3.2) is fixed on the transmission gear module mounting frame (1.2.5) through a shaft and a bearing; the transmission gear (3.3.3) and the transmission ratchet (3.3.4) are fixed by a transmission shaft (3.3.5); the transmission shaft (3.3.5) is fixed on the transmission gear module mounting frame (1.2.5) through a bearing; the brake incomplete gear cam (3.3.6) and the paper shaking and twisting incomplete gear (3.3.7) are fixed through a paper shaking and twisting square shaft (3.3.8); the paper shaking and twisting square shaft (3.3.8) is fixed on the transmission gear module mounting frame (1.2.5) through a bearing; the electromagnet mounting frame (3.3.9) is fixed on the transmission gear module mounting frame (1.2.5); wherein the driving gear (3.3.1) is meshed with the reduction gear (3.3.2); the reduction gear (3.3.2) is meshed with the transmission ratchet wheel (3.3.4), and when the transmission ratchet wheel (3.3.4) is driven to rotate, the transmission shaft (3.3.5) is driven to rotate;
The paper shaking and twisting device (3.4) comprises a twisting paper board (3.4.1), a conveying board (3.4.2), a conveying installation frame (3.4.3), a roller (3.4.4), a rubber sleeve (3.4.5), a rubber roller (3.4.6), a conveying driven roller installation frame (3.4.7), a conveying roller (3.4.8), a conveying driven roller (3.4.9) and a paper shaking gasket (3.4.10); the paper twisting plate (3.4.1) is fixed on the transmission gear module mounting frame (1.2.5); the conveying plate (3.4.2) is fixed on the paper twisting plate (3.4.1); the transmission mounting frame (3.4.3) is fixed on the paper twisting plate (3.4.1); the roller (3.4.4) is fixed on the paper shaking and twisting square shaft (3.3.8) through a tight fit and a check ring; the rubber sleeve (3.4.5) is fixed on the roller (3.4.4); the rubber roller (3.4.6) is fixed on the rubber sleeve (3.4.5) through tight fit; the transmission passive roller mounting frame (3.4.7) is fixed on the transmission mounting frame (3.4.3); the transmission roller (3.4.8) is fixed on the transmission shaft (3.3.5) through a tight fit and a check ring; the transmission passive roller (3.4.9) is fixed on the transmission passive roller mounting frame (3.4.7) through a check ring and a spring; the paper shaking gasket (3.4.10) is fixed on the paper shaking and twisting square shaft (3.3.8);
the winding device (4) comprises a coil conveying device (4.1) and a winding device (4.2);
The roll transfer device (4.1) comprises: a roll-transferring driving gear (4.1.1), a roll-transferring driven gear (4.1.2), a roll-transferring shaft (4.1.3), a roll-transferring roller (4.1.4), a roll-transferring driven roller mounting frame (4.1.5), a roll-transferring driven roller frame (4.1.6) and a roll-transferring driven roller (4.1.7);
The coil transmission driving gear (4.1.1) is fixed on a coupler through a shaft and a bearing, the coupler is linked with a coil transmission motor, and the coil transmission motor is arranged on a second motor mounting frame (1.2.7); the coil conveying driven gear (4.1.2) is fixed on a coil conveying device mounting frame (1.2.6) through a shaft and a bearing; the transfer shaft (4.1.3) is positioned on the surface of the paper twisting plate (3.4.1), and one end of the transfer shaft (4.1.3) is fixed with the transfer driven gear (4.1.2); when the coil conveying driving gear (4.1.1) is driven by a coil conveying motor to rotate, the coil conveying driven gear (4.1.2) is driven to rotate, and then the coil conveying shaft (4.1.3) is driven to rotate; the coil conveying roller (4.1.4) is fixed on the coil conveying shaft (4.1.3), and when the coil conveying shaft (4.1.3) rotates, the coil conveying roller (4.1.4) is driven to rotate;
One end of the paper twisting plate (3.4.1) is supported in a notch of the rear panel (1.3.4) of the winding box body; the coil-transferring passive roller mounting frame (4.1.5) is fixed at one end of the paper twisting plate (3.4.1); the coil-transferring passive roller frame (4.1.6) is fixed on the coil-transferring passive roller mounting frame (4.1.5); the coil-transferring passive roller (4.1.7) is fixed on a coil-transferring passive roller frame (4.1.6) through a check ring and a spring; the roll-transferring passive roller (4.1.7) and the roll-transferring roller (4.1.4) are arranged in a vertically opposite manner; after passing through the paper twisting plate (3.4.1), the test paper is output from between the paper conveying passive roller (4.1.7) and the paper conveying roller (4.1.4);
The winding device (4.2) comprises: the rolling guide rail (4.2.1), a rolling guide rail wheel (4.2.2), a rolling guide rail wheel shaft (4.2.3) and a rolling drawing plate (4.2.4); the rolling guide rail (4.2.1) is fixed between the front panel (1.3.3) of the rolling box body and the rear panel (1.3.4) of the rolling box body; the rolling guide rail wheel (4.2.2) is fixed in the rolling guide rail (4.2.1) through a rolling guide rail wheel shaft (4.2.3); the rolling drawing plate (4.2.4) is supported on the notch of the front panel (1.3.3) of the rolling box body and is positioned on the rolling guide rail (4.2.1), and is in sliding connection with the rolling guide rail (4.2.1) through the rolling guide rail wheel shaft (4.2.3), so that the rolling drawing plate (4.2.4) can slide along the rolling guide rail (4.2.1) in a straight line, and drawing movement of the rolling drawing plate (4.2.4) is realized;
Wherein the driving gear (3.3.1), the reduction gear (3.3.2), the transmission gear (3.3.3) and the transmission ratchet (3.3.4) are distributed in a straight line; the mounting positions of the brake incomplete gear cam (3.3.6) and the paper-shaking and paper-twisting incomplete gear (3.3.7) are above the side of the transmission gear (3.3.3); the electromagnet mounting frame (3.3.9) is arranged below the side of the paper-shaking and paper-twisting incomplete gear (3.3.7);
The spring is arranged between the transmission ratchet wheel (3.3.4) and the transmission gear module installation frame (1.2.5), so that unidirectional steering of the transmission ratchet wheel (3.3.4) is guaranteed.
2. The automatic paper marking device according to claim 1, wherein the transmission gear (3.3.3) has a tooth width equal to a sum of tooth widths of the braking incomplete gear cam (3.3.6) and the paper-shake-out incomplete gear (3.3.7).
3. The automatic paper marking device according to claim 1, wherein the braking incomplete gear cam (3.3.6) and the paper-shaking incomplete gear (3.3.7) are elastically fixed by a spring.
4. The automatic paper marking device according to claim 1, wherein the camera module (2) comprises a camera base (2.1) and a camera connecting rod (2.2); the camera base (2.1) is fixed on one side of the paper twisting plate (3.4.1); the camera connecting rod (2.2) is fixed on the camera base (2.1).
5. The automatic paper marking device according to claim 1, wherein the camera module (2) is fixed at the center of one side of the paper twisting board (3.4.1).
6. The automatic paper marking device according to claim 1, wherein the pressing device supporting frame (1.2.1), the transmission gear module mounting frame (1.2.5) and the paper conveying device mounting frame (1.2.6) can be adjusted in upper and lower positions through nuts.
7. The automatic paper marking device according to claim 1, wherein the upper case panel (1.1.6) is hinged to the rear case panel (1.1.4), so that the upper case panel (1.1.6) can be opened in a rotatable manner under special conditions of paper marking operation.
8. An automatic scoring method of an automatic scoring apparatus according to any one of claims 1 to 7, comprising the steps of:
Step 1, a paper clamping mounting plate (3.1.1) is pulled out along a paper clamping guide rail (3.1.10), an out-box paper clamping telescopic sleeve (3.1.8) below a paper clamping plate (3.1.5) is pulled out, and the paper clamping plate (3.1.5) is supported; pulling out the winding drawing plate (4.2.4);
Placing the test paper on a paper clamping plate (3.1.5), and clamping the test paper by using the paper clamping plate (3.1.5);
Step 2, the electromagnet attracts the electromagnet mounting rack (3.3.9) tightly, and releases the claw, so that the limit of the transmission shaft (3.3.5) is released;
The direct current motor drives the driving gear (3.3.1) to rotate, and the driving gear (3.3.1) drives the transmission gear (3.3.3) to rotate through the reduction gear (3.3.2);
when the transmission gear (3.3.3) rotates, the paper-shaking and paper-twisting square shaft (3.3.8) is driven to rotate by the paper-shaking and paper-twisting incomplete gear (3.3.7) and the brake incomplete gear cam (3.3.6); when the paper-shaking and paper-twisting square shaft (3.3.8) rotates, the paper-shaking gasket (3.4.10) is driven to rotate, and the plastic rotating shaft support (3.2.3) is pressed and loosened, so that the paper-shaking function is realized;
Meanwhile, when the paper shaking and twisting square shaft (3.3.8) rotates, the roller (3.4.4) is driven to rotate, the rubber roller (3.4.6) on the roller (3.4.4) rubs with the test paper, and the test paper is driven to be transmitted, so that the paper twisting function is realized;
When the transmission gear (3.3.3) rotates, the transmission shaft (3.3.5) is driven to rotate; when the transmission shaft (3.3.5) rotates, the transmission shaft (3.3.5) drives the transmission roller (3.4.8) to rotate, and the transmission roller (3.4.8) and the transmission driven roller (3.4.9) relatively rotate up and down to drive the twisted test paper to be transmitted forwards;
step 3, when a twisted test paper is transmitted forwards and passes through the camera module (2), the camera module (2) photographs and identifies the test paper;
step 4, starting a coil conveying motor, wherein the coil conveying motor drives a coil conveying driving gear (4.1.1) to rotate, and the driving gear (4.1.1) drives a coil conveying driven gear (4.1.2) to rotate so as to drive a coil conveying shaft (4.1.3) to rotate; when the transfer roller (4.1.3) rotates, the transfer roller (4.1.4) is driven to rotate; the paper conveying roller (4.1.4) and the paper conveying passive roller (4.1.7) rotate up and down relatively to drive the test paper after photographing and identification to be conveyed forwards;
And 5, finally, the test paper falls on the pulled-out winding drawing plate (4.2.4) to realize the winding function.
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| JPH096896A (en) * | 1995-06-16 | 1997-01-10 | Hitachi Electron Eng Co Ltd | Optical image information reader |
| JP3822396B2 (en) * | 1999-09-10 | 2006-09-20 | 株式会社東芝 | Form reading system |
| CN208307985U (en) * | 2018-05-22 | 2019-01-01 | 北方工业大学 | It is a kind of continuously to go out master mode automatic portable office scanner |
| CN108877389B (en) * | 2018-06-26 | 2020-11-24 | 南阳理工学院 | Examination paper machine is read in ideological and political theory class teaching test system special use |
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