CN108877389B - Examination paper machine is read in ideological and political theory class teaching test system special use - Google Patents
Examination paper machine is read in ideological and political theory class teaching test system special use Download PDFInfo
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- CN108877389B CN108877389B CN201810668371.5A CN201810668371A CN108877389B CN 108877389 B CN108877389 B CN 108877389B CN 201810668371 A CN201810668371 A CN 201810668371A CN 108877389 B CN108877389 B CN 108877389B
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
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Abstract
The invention provides a special book reader for an ideological and political theory course teaching test system, which comprises a shell, wherein a partition plate is arranged in the shell to divide the shell into a left scanning area and a right paper feeding area; the paper feeding area comprises a right paper twisting assembly and a left conveying assembly; the paper twisting assembly comprises a first supporting spring, a paper twisting supporting plate, a paper box and a paper twisting wheel, and the conveying assembly comprises a second supporting spring, a paper feeding supporting plate and a paper feeding wheel; according to the special examination paper reader for the ideological and political theory course teaching testing system, examination papers are conveyed horizontally through the paper feeding area and the scanning area until the examination papers are discharged, so that the examination papers are not easy to bend and jam.
Description
Technical Field
The invention relates to the technical field of teaching test auxiliary instruments, in particular to a special book reader for a teaching test system of ideological and political theory courses.
Background
The conventional ideological and political education still gives priority to teacher classroom teaching, when the ideological and political theory course teaching test is carried out, a pen test is still adopted, the contents of test questions are more and are divided into objective questions and subjective questions, students adopt answer cards for the objective questions at present, the subjective questions answer on test papers, the test papers are easy to bend and uneven, when the test papers are read, the conventional paper reader is complex in structure and only reads the answer cards, paper is easy to jam when the paper is fed, the paper jam is not easy to take out, the damage of the test papers is easy to occur, the subjective questions need to be read by a teacher one by one, the electronic document preparation is not facilitated after the paper reading, and the requirement of the test papers cannot be met.
Disclosure of Invention
The invention aims to provide the special book reader for the ideological and political theory course teaching test system, which is not easy to jam and convenient to disassemble.
In order to achieve the purpose, the invention adopts the technical scheme that:
a special book reader for a teaching test system of ideological and political theory courses comprises a shell, wherein a partition plate is arranged in the shell to divide the shell into a left scanning area and a right paper feeding area, a paper feeding port is formed in the partition plate to divide the partition plate into an upper partition plate and a lower partition plate, and the lower partition plate is connected with the bottom of the shell in a sliding manner; the top of the scanning area is provided with a camera, the lower part of the scanning area is provided with a conveying belt and a conveying wheel, and the paper feeding area comprises a right paper twisting assembly and a left conveying assembly; the paper twisting component comprises first supporting springs, a paper twisting supporting plate, a paper box and paper twisting wheels, the bottoms of the four first supporting springs are respectively connected to the bottom of the machine shell, the top of each first supporting spring is connected to the paper twisting supporting plate, the paper box is arranged on the paper twisting supporting plate, the paper twisting wheels are arranged at the left end above the paper box, friction plates are arranged at the right end above the paper box, and a guide rail is arranged at the top of the machine shell above the paper twisting component in the machine shell to enable the friction plates to slide left and right along the guide rail; the conveying assembly comprises second supporting springs, a paper feeding supporting plate and a paper feeding wheel, the bottoms of the four second supporting springs are respectively connected to the bottom of the machine shell, the tops of the second supporting springs are connected to the paper feeding supporting plate, and the paper feeding wheel is arranged above the paper feeding supporting plate; set up paper separation subassembly between paper rubbing subassembly and the conveying subassembly, paper separation subassembly includes first friction pad and second friction pad, first friction pad divide into horizontal part and vertical portion, vertical portion outwards bend, the contained angle between horizontal part and the vertical portion is greater than 95 and is less than 170, and first friction pad bottom sets up scalable bracing piece, scalable bracing piece bottom is fixed to the chassis bottom, second friction pad one end pivot is connected to the paper rubbing backup pad, and the slope of second friction pad is placed on the vertical partial surface of first friction pad.
Further, a fan is arranged above the paper separating assembly.
Furthermore, an upper paper feeding baffle is fixed at the bottom of the right side of the upper baffle, a lower paper feeding baffle is arranged at the top of the right side of the lower baffle, the left side of the lower paper feeding baffle is connected with the upper part of the right side of the lower baffle through a nylon buckle, and the right side of the lower paper feeding baffle is connected with the left side of the paper feeding supporting plate through a nylon buckle; the lower paper feeding baffle is an elastic telescopic belt.
Furthermore, the paper twisting wheel comprises a first central shaft, polyester rubber strips and metal strips are arranged on the outer side of the first central shaft in a crossed mode, the polyester rubber strips and the metal strips are connected with the first central shaft in a clamped mode, clamping strips along the axial direction of the first central shaft are evenly arranged on the outer side of the first central shaft in the clamped mode, clamping grooves opposite to the clamping strips are formed in the bottoms of the polyester rubber strips and the metal strips, and a wear-resistant layer is arranged on the outer side of the metal strips.
Further, the wear-resistant layer is prepared from the following raw materials in parts by weight: 8-14 parts of phenolic resin, 25-33 parts of nitrile rubber, 20-30 parts of alumina ceramic powder, 18-26 parts of metal molybdenum powder, 8-20 parts of calcium carbonate whisker and 10-15 parts of silicon oxide.
Further, the feed wheel includes the second center pin, the outside axial of second center pin is equipped with first sand grip, and the second center pin overcoat is equipped with same central axis's metal ring post, the inside of metal ring post is seted up with first sand grip matched with draw-in groove, and the second sand grip of 12 at least cross-sections of the outside axial fixity of metal ring post for being greater than the circular arc of 90 degrees, the metal ring post overcoat is equipped with same central axis's polyester and glues ring post, the inside of polyester is glued ring post and is seted up with second sand grip matched with draw-in groove, and the surface of polyester is glued ring post and is seted up the surface of cross-section for the semicircle along the recess of axis direction, the outer polyester of recess and is glued ring post and set up the rhombus impressed watermark.
Furthermore, a first hanging spring is arranged between the bottom of the paper rubbing supporting plate and the bottom of the machine shell, and hanging rings for hanging the first hanging spring are respectively arranged at the corresponding parts of the bottom of the paper rubbing supporting plate and the bottom of the machine shell.
Furthermore, a second hanging spring is arranged between the bottom of the paper feeding supporting plate and the bottom of the machine shell, and hanging rings for hanging the second hanging spring are respectively arranged at the corresponding parts of the bottom of the paper feeding supporting plate and the bottom of the machine shell.
Furthermore, the two sides of the conveying belt are uniformly distributed with stop blocks.
Furthermore, the bottom of the machine shell is provided with universal wheels.
The invention has the beneficial effects that:
1. according to the special paper reader for the ideological and political theory course teaching test system, the test paper is horizontally transported from the paper feeding area to the paper discharging area, so that the test paper is not bent and is not easy to jam; the lower part of the scanning area is provided with the conveying belt which is used as a scanning platform, the method is simple and convenient, the two sides of the conveying belt are uniformly provided with the stop blocks, and the test paper is fixed in the scanning area, so that the test paper is prevented from falling off; a friction plate is arranged at the right end above the paper box, the paper rubbing wheel rubs paper to drive the first paper at the uppermost end to be conveyed to the conveying assembly, the right end of the next paper is pressed upwards to the friction plate under the action of a first supporting spring, the next paper does not have forward power if the first paper is not conveyed, and the first paper is kept still under the action of the friction plate, so that the first paper is separated from the next paper, and the friction plate can slide left and right along the guide rail to enable the marking machine to be suitable for different sizes of paper; the conveying component realizes the conveying of the test paper; when the upper paper and the lower paper are driven simultaneously, the second friction pad enables the lower paper to bear friction force, the phenomenon of paper entrainment is further prevented, and the first friction pad prevents the situation of paper entrainment for the third time;
2. the fan is arranged above the paper separating assembly, and air is blown vertically, so that on one hand, paper is smoothly transmitted to the lower part of the paper feeding wheel for transmission when coming out of the paper twisting assembly, the risk of tilting the front section of the paper is avoided, and on the other hand, the heat generated by the paper feeding area can be reduced; the paper feeding upper baffle and the paper feeding lower baffle are arranged to ensure that test papers can smoothly pass through the paper feeding port, and the left side of the paper feeding lower baffle is connected with the upper part of the right side of the lower baffle through the nylon fastener tape, so that the paper feeding lower baffle is convenient to disassemble; the first hanging spring and the second hanging spring are arranged, when paper jam occurs, the first hanging spring and the second hanging spring are hooked with the hanging ring at the bottom of the machine shell, and the test paper can be taken out from the paper jam position conveniently;
3. according to the invention, the polyester rubber strips and the metal strips are arranged on the outer side of the first central shaft of the paper pickup wheel in a crossed manner, the polyester rubber strips are high in viscosity, strong in affinity with paper, high in paper pickup force and good in paper pickup effect, the metal strips enhance the strength of the paper pickup wheel and avoid deformation, and the outer sides of the metal strips are provided with the wear-resistant layers which ensure a larger friction coefficient and low wear; the polyester adhesive circular column of the paper feeding wheel is detachably connected with the metal circular column, the polyester adhesive circular column is convenient to replace when worn, resources are saved, the polyester adhesive circular column has strong affinity with paper, the paper feeding force is high, the paper grabbing effect is good, grooves and prismatic embossing on the outer surface of the paper feeding wheel increase the friction force between the paper feeding wheel and the paper, the paper grabbing effect is increased, and the paper is easier to convey.
Drawings
FIG. 1 is a schematic structural diagram of a special book reader for a teaching test system of ideological and political theory courses.
FIG. 2 is a schematic structural diagram of a paper pickup wheel of a special paper reader for the ideological and political theory course teaching testing system.
FIG. 3 is a schematic structural diagram of a paper feeding wheel of a special paper feeding machine for a teaching and testing system of ideological and political theory courses according to the present invention.
Fig. 4 is a schematic side view of the paper feeding wheel of fig. 3 of the special paper feeding machine for the ideological and political theory course teaching testing system of the invention.
The reference numbers in the drawings are as follows: 1 is a machine shell, 2 is an upper clapboard, 3 is a lower clapboard, 4 is a camera, 5 is a conveyer belt, 6 is a conveyer wheel, 7 is a first supporting spring, 8 is a paper twisting supporting plate, 9 is a paper box, 10 is a paper twisting wheel, 11 is a friction plate, 12 is a second supporting spring, 13 is a paper feeding supporting plate, 14 is a paper feeding wheel, 15 is a first friction pad, 16 is a second friction pad, 17 is a telescopic supporting rod, 18 is a fan, 19 is a paper feeding upper baffle, 20 is a first hanging spring, 21 is a second hanging spring, 22 is a baffle, 23 is a universal wheel, 24 is a paper feeding lower baffle, 101 is a first central shaft, 102 is a polyester rubber strip, 103 is a metal strip, 104 is a clamping strip, 105 is a wear-resistant layer, 141 is a second central shaft, 142 first convex strip, 143 is a metal circular ring column, 144 is a second convex strip, and 145 is a polyester rubber circular ring column.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Example 1
As shown in fig. 1 to 4, a special book reader for an ideological and political theory course teaching test system comprises a casing 1, wherein a partition board is arranged in the casing 1 to divide the casing 1 into a left scanning area and a right paper feeding area, a paper feeding port is formed in the partition board to divide the partition board into an upper partition board 2 and a lower partition board 3, and the lower partition board 3 is in sliding connection with the bottom of the casing 1 (namely, a sliding block is arranged at the bottom of the lower partition board 3, and a sliding groove corresponding to the sliding block is formed in the upper surface of the bottom of the casing 1 and is similar to a drawer type to pull a test paper out when the paper is jammed at the paper feeding port); the top of the scanning area is provided with a camera 4, the lower part of the scanning area is provided with a conveyer belt 5 and a conveyer wheel 6, and two sides of the conveyer belt 5 are uniformly distributed with stop blocks 22 (for preventing test paper from sliding out of the conveyer belt 5); a test paper outlet is formed in the left side of the scanning area; the paper feeding area comprises a right paper twisting assembly and a left conveying assembly; the paper twisting component comprises four first supporting springs 7, a paper twisting supporting plate 8, a paper box 9 and a paper twisting wheel 10, the bottoms of the four first supporting springs 7 are respectively connected to the bottom of the machine shell 1, the tops of the four first supporting springs 7 are respectively connected to four corners of the paper twisting supporting plate 8, the paper box 9 is arranged on the paper twisting supporting plate 8, the paper twisting wheel 10 is arranged at the left end above the paper box 9, a friction plate 11 is arranged at the right end above the paper box 9, and a guide rail is arranged at the top of the machine shell 1 above the paper twisting component in the machine shell 1 so that the friction plate 11 can slide left and right along the guide rail (a connecting plate is fixed above two ends of the friction plate 11, a sliding block is arranged at the top of the connecting plate, the guide rail is arranged at two sides of the top of the; the conveying assembly comprises four second supporting springs 12, a paper feeding supporting plate 13 and a paper feeding wheel 14, the bottoms of the four second supporting springs 12 are respectively connected to the bottom of the machine shell 1, the tops of the four second supporting springs 12 are respectively connected to four corners of the paper feeding supporting plate 13, and the paper feeding wheel 14 is arranged above the paper feeding supporting plate 13; a paper separation assembly is arranged between the paper rubbing assembly and the conveying assembly, the paper separation assembly comprises a first friction pad 15 and a second friction pad 16, the first friction pad 15 is divided into a horizontal part and a longitudinal part, the longitudinal part is bent outwards, an included angle between the horizontal part and the longitudinal part is larger than 95 degrees and smaller than 170 degrees, a telescopic support rod 17 is arranged at the bottom of the first friction pad 15, the bottom of the telescopic support rod 17 is fixed to the bottom of the machine shell 1, a rotating shaft at one end of the second friction pad 16 is connected to the paper rubbing support plate 8, and the second friction pad 16 is obliquely arranged on the surface of the longitudinal part of the first friction pad 15 (the width of the second friction pad 16 is larger than the vertical distance from the joint of the second friction pad 16 and the paper rubbing support plate 8 to the first friction pad 15); a fan 18 is arranged above the paper separation assembly; an upper paper feeding baffle plate 19 is fixed at the bottom of the right side of the upper partition plate 2, a lower paper feeding baffle plate 24 is arranged at the top of the right side of the lower partition plate 3, the left side of the lower paper feeding baffle plate 24 is connected with the upper nylon buckle at the right side of the lower partition plate 3, and the right side of the lower paper feeding baffle plate 24 is connected with the left nylon buckle of the paper feeding support plate 13; the lower paper feeding baffle 24 is an elastic telescopic belt; the paper twisting wheel 10 comprises a first central shaft 101, polyester rubber strips 102 and metal strips 103 are arranged on the outer side of the first central shaft 101 in a crossed mode, the polyester rubber strips 102 and the metal strips 103 are connected with the first central shaft 101 in a clamped mode, clamping strips 104 which are arranged on the outer side of the first central shaft 101 in the axial direction of the first central shaft 101 are uniformly arranged in the clamped mode, clamping grooves which are opposite to the clamping strips 104 are formed in the bottoms of the polyester rubber strips 102 and the metal strips 103, and a wear-resistant layer 105 is arranged on the outer side of the metal strips 103; the wear-resistant layer 105 is prepared from the following raw materials in parts by weight: 8-14 parts of phenolic resin, 25-33 parts of nitrile rubber, 20-30 parts of alumina ceramic powder, 18-26 parts of metal molybdenum powder, 8-20 parts of calcium carbonate whisker and 10-15 parts of silicon oxide; the feeding wheel 14 comprises a second central shaft 141, a first protruding strip 142 is axially arranged on the outer side of the second central shaft 141, a metal circular column 143 with the same central axis is sleeved outside the second central shaft 141, a clamping groove matched with the first protruding strip 142 is formed in the metal circular column 143, at least 12 second protruding strips 144 with circular arcs with sections larger than 90 degrees are axially fixed on the outer portion of the metal circular column 143, a polyester adhesive circular column 145 with the same central axis is sleeved outside the metal circular column 143, a clamping groove matched with the second protruding strip 144 is formed in the polyester adhesive circular column 145, a groove with a section being a semi-circular arc along the axial direction is formed in the outer surface of the polyester adhesive circular column 145, and rhombic embossed patterns are formed on the outer surface of the polyester adhesive circular column 145 outside the groove; a first hanging spring 20 is arranged between the bottom of the paper rubbing support plate 8 and the bottom of the casing 1, and hanging rings for hanging the first hanging spring 20 are respectively arranged at the corresponding parts of the bottom of the paper rubbing support plate 8 and the bottom of the casing 1; a second hanging spring 21 is arranged between the bottom of the paper feeding support plate 13 and the bottom of the machine shell 1, and hanging rings for hanging the second hanging spring 21 are respectively arranged at the corresponding parts of the bottom of the paper feeding support plate 13 and the bottom of the machine shell 1; the bottom of the machine shell 1 is provided with universal wheels 23.
Wherein, the front side of the case 1 is provided with a front door (not shown in the figure, the bottom of the front door is hinged with the bottom of the case 1, the top of the front door is connected with the top lock catch of the case 1), and the inner part of the case 1 can be operated by opening the front door when paper is jammed; the friction force between the paper rolling wheel 10 and the test paper is larger than the friction force between the two test papers and the friction force between the test paper and the friction plate 11; the friction force between the first friction pad 15 and the test paper is larger than the friction force between the two test papers and smaller than the friction force between the paper rolling wheel 10 and the test paper and between the paper feeding wheel 14 and the test paper; the friction force between the second friction pad 16 and the test paper is larger than the friction force between the two test papers and smaller than the friction force between the paper rolling wheel 10 and the test paper and between the paper feeding wheel 14 and the test paper; the friction force between the paper feed wheel 14 and the test paper is larger than the friction force between the two test papers and the friction force between the test paper and the paper feed support plate 13. The components of the wear-resistant layer 105 arranged on the outer side of the metal strip 103, the calcium carbonate whisker increases the friction coefficient, the phenolic resin bonds the components, the silicon oxide is used as a filling friction material to reduce the wear rate, and the aluminum oxide ceramic powder and the metal molybdenum powder are used in combination to reduce the wear rate while keeping a higher friction coefficient; the structure of the paper box 9 is prior art, the side plate of the paper box 9 can be adjusted according to the size of paper to enable the paper box 9 to clamp the paper, one side of the paper box 9, which is close to the second friction pad 16, is not provided with a baffle plate, when the teaching test of the ideological and political theory courses is carried out, the sizes of answer sheets and subjective test paper are not consistent, the paper box 9 is adjusted to enable the paper box 9 to clamp the test paper according to the size of the test paper, and meanwhile, the position of the friction plate 11 is adjusted to enable the paper box 9 to be. The outer side of the metal strip 103 is provided with a wear-resistant layer 105, and the specific preparation method comprises the following steps: weighing the raw materials according to the proportion of the raw materials of the wear-resistant layer 105, uniformly mixing, brushing the raw materials on the outer side of the metal strip 103 at room temperature to ensure that the surface of the coating is uniform and has no bubbles, then putting the coating into a vacuum drying oven, drying the coating for 5 hours at 70-90 ℃, putting the coating into a drying oven, drying the coating for 2 hours at 100 ℃, heating to 135 ℃, drying for 2 hours, and heating to 300 ℃ for drying for 2 hours.
When the test paper feeding device is used, test paper is placed in the paper box 9, the paper rolling wheel 10 starts to rotate to drive the first test paper to be conveyed leftwards, when the right end of the first test paper exceeds the lower part of the friction plate 11, the right end of the second test paper is contacted with the friction plate 11 under the action of the first supporting spring 7, the second test paper has no forward power, and therefore the second test paper is separated from the first test paper; even if the second test paper is still driven to be simultaneously conveyed forwards with the first test paper, the second test paper passes through the second friction pad 16 and the first friction pad 15 in sequence, the friction force between the second test paper and the friction pads enables the second test paper to be suspended forwards, the first test paper is enabled to be conveyed forwards under the action of the paper feeding wheel 14, the first test paper enters the conveying belt 5 through the paper inlet, and after the first test paper is scanned by the upper camera 4, the first test paper is discharged through the paper outlet; when a paper jam occurs, the front cover of the machine shell 1 is opened, and the first hanging spring 20 and the second hanging spring 21 are respectively hooked with the hanging ring at the bottom of the machine shell 1, so that the test paper can be taken out from the paper jam position conveniently.
Example 2
The same as example 1 except that: the outer side of the metal strip 103 is provided with a wear-resistant layer 105, and the specific preparation method comprises the following steps: weighing the following raw materials in proportion of the wear-resistant layer 105: the coating is prepared by 80g of phenolic resin, 250g of nitrile rubber, 200g of alumina ceramic powder, 180g of metal molybdenum powder, 80g of calcium carbonate whisker and 100g of silicon oxide, uniformly mixing, then, brushing the outer side of the metal strip 103 at room temperature, uniformly coating the surface of the coating without bubbles, then, putting the coating into a vacuum drying oven, drying the coating for 5 hours at 70 ℃, then, putting the coating into a drying oven, drying the coating for 2 hours at 100 ℃, heating to 135 ℃, drying for 2 hours, and heating to 300 ℃ and drying for 2 hours. The angle between the horizontal portion and the longitudinal portion of the first friction pad 15 is 135 °.
Example 3
The same as example 1 except that: the outer side of the metal strip 103 is provided with a wear-resistant layer 105, and the specific preparation method comprises the following steps: weighing the following raw materials in proportion of the wear-resistant layer 105: the coating is prepared by the steps of uniformly mixing 140g of phenolic resin, 330g of nitrile rubber, 300g of alumina ceramic powder, 260g of metal molybdenum powder, 200g of calcium carbonate whisker and 150g of silicon oxide, then brushing the mixture on the outer side of the metal strip 103 at room temperature, uniformly coating the surface of the coating without bubbles, then putting the coating into a vacuum drying oven, drying the coating for 5 hours at 90 ℃, then putting the coating into an oven, drying the coating for 2 hours at 100 ℃, heating to 135 ℃, drying for 2 hours, and then heating to 300 ℃ and drying for 2 hours. The angle between the horizontal portion and the longitudinal portion of the first friction pad 15 is 100 °.
Example 4
The same as example 1 except that: the outer side of the metal strip 103 is provided with a wear-resistant layer 105, and the specific preparation method comprises the following steps: weighing the following raw materials in proportion of the wear-resistant layer 105: 110g of phenolic resin, 300g of nitrile rubber, 260g of alumina ceramic powder, 210g of metal molybdenum powder, 150g of calcium carbonate whisker and 130g of silicon oxide, uniformly mixing, then, brushing the outer side of the metal strip 103 at room temperature, uniformly coating the surface of the coating without bubbles, then, putting the coating into a vacuum drying oven, drying the coating for 5 hours at 80 ℃, then, putting the coating into a drying oven, drying the coating for 2 hours at 100 ℃, heating to 135 ℃, drying for 2 hours, and heating to 300 ℃ and drying for 2 hours. The angle between the horizontal portion and the longitudinal portion of the first friction pad 15 is 160 °.
The above-mentioned embodiments are only preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes and modifications made according to the technical solutions described in the claims of the present invention should be included in the claims of the present invention.
Claims (8)
1. A special book reader for a teaching test system of ideological and political theory courses comprises a shell and is characterized in that a partition plate is arranged in the shell to divide the shell into a left scanning area and a right paper feeding area, a paper feeding port is formed in the partition plate to divide the partition plate into an upper partition plate and a lower partition plate, and the lower partition plate is connected with the bottom of the shell in a sliding mode; the top of the scanning area is provided with a camera, the lower part of the scanning area is provided with a conveying belt and a conveying wheel, two sides of the conveying belt are uniformly provided with stop blocks, and the paper feeding area comprises a right paper twisting assembly and a left conveying assembly; the paper twisting component comprises first supporting springs, a paper twisting supporting plate, a paper box and paper twisting wheels, the bottoms of the four first supporting springs are respectively connected to the bottom of the machine shell, the top of each first supporting spring is connected to the paper twisting supporting plate, the paper box is arranged on the paper twisting supporting plate, the paper twisting wheels are arranged at the left end above the paper box, friction plates are arranged at the right end above the paper box, and a guide rail is arranged at the top of the machine shell above the paper twisting component in the machine shell to enable the friction plates to slide left and right along the guide rail; the conveying assembly comprises second supporting springs, a paper feeding supporting plate and a paper feeding wheel, the bottoms of the four second supporting springs are respectively connected to the bottom of the machine shell, the tops of the second supporting springs are connected to the paper feeding supporting plate, and the paper feeding wheel is arranged above the paper feeding supporting plate; a paper separation assembly is arranged between the paper rubbing assembly and the conveying assembly, the paper separation assembly comprises a first friction pad and a second friction pad, the first friction pad is divided into a horizontal part and a longitudinal part, the longitudinal part is bent outwards, an included angle between the horizontal part and the longitudinal part is larger than 95 degrees and smaller than 170 degrees, a telescopic supporting rod is arranged at the bottom of the first friction pad, the bottom of the telescopic supporting rod is fixed to the bottom of the machine shell, a rotating shaft at one end of the second friction pad is connected to a paper rubbing supporting plate, and the second friction pad is obliquely arranged on the surface of the longitudinal part of the first friction pad; a paper feeding upper baffle is fixed at the bottom of the right side of the upper baffle, a paper feeding lower baffle is arranged at the top of the right side of the lower baffle, the left side of the paper feeding lower baffle is connected with the upper part of the right side of the lower baffle through a nylon fastener tape, and the right side of the paper feeding lower baffle is connected with the left side of the paper feeding supporting plate through a nylon fastener tape; the lower paper feeding baffle is an elastic telescopic belt.
2. The machine of claim 1, wherein a fan is provided above the paper separating assembly.
3. The special book reader for the ideological and political theory course teaching test system according to claim 1, wherein the paper twisting wheel comprises a first central shaft, polyester rubber strips and metal strips are arranged outside the first central shaft in a crossed manner, the polyester rubber strips and the metal strips are clamped with the first central shaft, the clamping is that clamping strips along the axial direction of the first central shaft are uniformly arranged outside the first central shaft, clamping grooves opposite to the clamping strips are arranged at the bottoms of the polyester rubber strips and the metal strips, and a wear-resistant layer is arranged outside the metal strips.
4. The special book reader for the ideological and political theory course teaching test system according to claim 3, wherein the wear-resistant layer is made of the following raw materials in parts by weight: 8-14 parts of phenolic resin, 25-33 parts of nitrile rubber, 20-30 parts of alumina ceramic powder, 18-26 parts of metal molybdenum powder, 8-20 parts of calcium carbonate whisker and 10-15 parts of silicon oxide.
5. The special book reader of ideological and political theory course teaching test system of claim 1, characterized in that, the paper feed wheel includes the second center pin, the outside axial of second center pin is equipped with first sand grip, the second center pin overcoat is equipped with the metal ring post of same central axis, the inside of metal ring post is seted up and is seted up the draw-in groove with first sand grip matched with, the outside axial fixity of metal ring post is the second sand grip that at least 12 sections are the circular arc that is greater than 90 degrees, the metal ring post overcoat is equipped with the polyester glue ring post of same central axis, the inside of polyester glue ring post is seted up and is equipped with the draw-in groove with second sand grip matched with, the surface of polyester glue ring post is seted up the surface and is set up the rhombus impressed watermark for the semicircle along the recess of axis direction, the outer surface of polyester glue ring post of recess.
6. The machine of claim 1, wherein a first hanging spring is disposed between the bottom of the paper rubbing support plate and the bottom of the case, and hanging rings for hanging the first hanging spring are disposed at corresponding positions of the bottom of the paper rubbing support plate and the bottom of the case respectively.
7. The special book reader for ideological and political theory course teaching test systems according to claim 1, wherein a second hanging spring is arranged between the bottom of the paper feeding supporting plate and the bottom of the case, and hanging rings for hanging the second hanging spring are respectively arranged at corresponding positions of the bottom of the paper feeding supporting plate and the bottom of the case.
8. The machine of claim 1, wherein universal wheels are arranged at the bottom of the machine shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810668371.5A CN108877389B (en) | 2018-06-26 | 2018-06-26 | Examination paper machine is read in ideological and political theory class teaching test system special use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810668371.5A CN108877389B (en) | 2018-06-26 | 2018-06-26 | Examination paper machine is read in ideological and political theory class teaching test system special use |
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| CN108877389A CN108877389A (en) | 2018-11-23 |
| CN108877389B true CN108877389B (en) | 2020-11-24 |
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| CN110407000A (en) * | 2019-07-30 | 2019-11-05 | 成都师范学院 | A kind of computer marking device based on artificial intelligence character recognition technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108877389A (en) | 2018-11-23 |
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