CN110143078B

CN110143078B - Teaching is with automatic device of ordering of sealing of paper

Info

Publication number: CN110143078B
Application number: CN201910465514.7A
Authority: CN
Inventors: 付文涵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-10-20
Anticipated expiration: 2039-05-30
Also published as: CN110143078A

Abstract

The invention relates to the technical field of education and teaching instruments, in particular to an automatic sealing and binding device for test paper for teaching, which comprises a base, conveying belts, a second spring and a punching threading needle, wherein a first motor is fixedly connected to the left end surface of a left side supporting plate above the base, the first motor is dual-shaft output, conveying wheels are fixedly connected to front and rear output shafts, the right side supporting plate is also connected with two conveying wheels through a conveying wheel fixing plate and a conveying wheel shaft, the front and rear two groups of conveying wheels are connected through one conveying belt respectively, two pressing rollers are arranged above the two conveying belts, a second motor is fixedly connected to the top wall in a motor box, the second motor is connected with the punching threading needle, a rotating shuttle is arranged below a transverse supporting plate, and a rotating shuttle connecting shaft is connected with the second motor through. The test paper perforating and sewing machine is reasonable in structural design, the conveying belt is used for conveying test papers, and the perforating and threading needle which moves up and down and the rotating shuttle complete sewing, so that automatic operation of perforating and sewing the test papers is realized.

Description

Teaching is with automatic device of ordering of sealing of paper

Technical Field

The invention relates to the technical field of education and teaching instruments, in particular to an automatic examination paper sealing and binding device for teaching.

Background

The student is after the examination, and the teacher will be sealed binding to student's paper usually, can be so that the part of writing student's information is hidden outside the binding line, and is cleaner and tidier when not only making the teacher change the paper, can not cause to lose or make office area be mixed and disorderly because of the paper is too much, has also played fair effect simultaneously, in addition, also is convenient for accomodate the file after sealing and binding the paper. At present, most of common schools adopt a mode of punching firstly and then sewing, the manual punching is time-consuming and labor-consuming, and the sewing can be inconvenient due to staggered holes in the sewing process. In chinese patent application No. CN108891147A, an automatic binder for test paper for teachers is disclosed, which can achieve the purpose of integrating the functions of automatic transportation, self-punching and binding of test paper, and stitches while punching, however, this device needs to perform position coding in advance to determine the position of the hole, which makes the operation complicated. In summary, the technical problem to be solved by the technical solution is: the traditional test paper binding method cannot realize automatic operation of punching and sewing.

Disclosure of Invention

The invention aims to overcome the technical defects and provide an automatic sealing and binding device for teaching test paper.

The technical scheme adopted by the invention for solving the technical problems is as follows: an automatic binding device for test paper for teaching comprises a base, a conveyor belt, a second spring and a punching threading needle, wherein side supporting plates are fixedly connected to the left side and the right side of the upper end surface of the base, notches are formed in the front side and the rear side of the lower portion of each side supporting plate, a first motor is fixedly connected to the left end surface of each left side supporting plate, the first motor is a double-shaft output shaft, a conveying wheel is fixedly connected to each front output shaft and the rear output shaft, a conveying wheel fixing plate is fixedly connected to the right end surface of each right side supporting plate, conveying wheel shafts are fixedly connected to the front side and the rear side of each conveying wheel fixing plate, conveying wheels are also sleeved on the conveying wheel shafts, the number of the conveying belts is two, the front conveying wheels and the rear conveying wheels are connected through one conveyor belt, the front conveying belt is wider than the rear conveying belt, so that when test paper is placed on the two conveying belts, a main body portion on, wherein, the lower part of the conveyor belt passes through the gap to ensure that the conveyor belt can normally run when the first motor is started, a transverse support plate is fixedly connected at the top end of the side support plate, a through groove is arranged in the middle of the transverse support plate, L-shaped connecting rods are fixedly connected at the left side and the right side of the rear end surface of the transverse support plate, a limiting block is fixedly connected at the top end of the connecting rod, a sliding cylinder is sleeved on the connecting rod, a supporting spring is sleeved between the sliding cylinder and the limiting block outside the connecting rod, a roller shaft is fixedly connected at the front end surface of the sliding cylinder, two pressing rollers are sleeved outside the roller shaft above the two conveyor belts, a pulling rod is fixedly connected between the two sliding cylinders, one end of the inner side of each limiting block is fixedly connected with a switch fixing plate, a trigger switch is fixedly connected below the switch fixing plate, a second spring is fixedly connected at the upper end surface, the top end of the supporting column is fixedly connected with a motor box, the front end face of the motor box is hinged with a box door, the top wall in the motor box is fixedly connected with a second motor, the second motor is double-shaft output, the front side output shaft is fixedly connected with a rotary plate, the outer edge of the front end face of the rotary plate is fixedly connected with a first transmission rod, the front end of the first transmission rod is connected with the upper end of a second transmission rod in an inserting mode, the lower end of the second transmission rod is hinged with a punching threading needle, the punching threading needle penetrates out of the motor box and is positioned right above the through groove, the bottom end of the punching threading needle is provided with a needle eye, when the second motor rotates, the rotary plate rotates and moves up and down through the punching threading needle of the first transmission rod and the second transmission rod, punching and threading can be simultaneously carried out, the front part of the inner bottom face of the motor box is fixedly connected with a first coil shaft, the outer side of the first coil, an upper binding wire extends downwards from the wire outlet hole and penetrates through the needle eye, an output shaft at the rear side of the second motor is fixedly connected with an upper driving wheel, the rear side of the lower end surface of the motor box is provided with an opening, the lower end surface of the transverse supporting plate is fixedly connected with a fixing frame below the punching and threading needle, a connecting shaft is inserted into the fixing frame, a lower driving wheel is fixedly connected at the rear end of the connecting shaft, the upper driving wheel is connected with the lower driving wheel through a driving belt penetrating through the opening, the front end of the connecting shaft is fixedly connected with a connecting frame and a second coil shaft, the front end of the connecting frame is fixedly connected with a rotating shuttle, a second coil is sleeved on the second coil shaft, a lower binding wire is wound on the second coil and extends out of the outlet of the main control shuttle to the upper part of the through groove, an external power supply is fixedly connected at the left side of the base, the top end of the motor box is fixedly connected, the test paper to be bound is placed on a conveying belt, the right side of the test paper is close to a left pressing roller, a binding line is located right below a punching threading needle above a through groove, a pulling rod is lifted up to drive two sliding cylinders to move upwards, meanwhile, a second spring presses a trigger switch to control a first motor and a second motor to start, when the first motor operates, the conveying belt drives the test paper to move rightwards, the pulling rod can be loosened at the same time, the positions of the sliding cylinders are kept according to the thickness of a pile of test paper, the second spring can continuously press the trigger switch to enable the device to operate, meanwhile, two front and back pressing rollers can press and press two sides of the binding line of the test paper tightly by virtue of downward force generated by a supporting spring to ensure the compactness of the test paper during punching and sewing, when the second motor rotates, an upper driving wheel drives a lower driving wheel to rotate by virtue of the conveying belt and enables an upper rotating shuttle on a connecting shaft to rotate, because the needle of threading that punches at this moment also reciprocates, and the staple line of going up is worn out from the eye of a needle, the suture can be accomplished to the two cooperation, thereby realized the automation mechanized operation that the paper punched and the suture, because the staple line itself of binding the paper is thick, can fully fill the eye of a needle and produce enough big frictional force in order to guarantee that the staple line of going up can be mentioned by the needle of threading that punches, when the paper shifts out under the right side pressure roller, the position descends under supporting spring's effect to the slide cartridge, the second spring is no longer extrudeed trigger switch, then first motor and second motor stall, punch and the suture operation stops simultaneously.

Furthermore, the conveying wheel and the conveying belt are both provided with anti-skid grains so as to improve the friction force between the conveying wheel and the conveying belt.

Furthermore, the second coil shaft front end overcoat has connect spacing cap, and spacing cap is used for preventing that the second coil breaks away from the second coil shaft, and simultaneously, spacing cap can directly be pulled out to the second coil of renewal.

Furthermore, the connecting shaft is fixedly connected with an I-shaped limiting sleeve at two sides of the fixing frame to prevent the connecting shaft from moving left and right.

The invention has the beneficial effects that: the test paper to be bound is placed on a conveyor belt, the right side of the conveyor belt is close to a left pressing roller, then a pulling rod is lifted to enable a second spring to extrude a trigger switch to enable the device to be started, the second spring keeps extruding the trigger switch by depending on the thickness of a pile of test paper, the device is enabled to run continuously, when a first motor and a second motor run, the conveyor belt, a punching threading needle and a rotating shuttle run, the conveyor belt drives the test paper to move rightwards, the front pressing roller and the rear pressing roller tightly press two sides of a binding line of the test paper by depending on the downward force generated by a supporting spring, the punching threading needle and the rotating shuttle cooperate to complete the sewing, so that the automatic operation of punching and sewing of the test paper is realized, when the test paper is moved out from the right pressing roller, the sliding cylinder descends under the action of the supporting spring, the second spring does not extrude the trigger switch any more, the first motor and the second motor stop running, the perforation and the suture operation are stopped simultaneously.

Drawings

FIG. 1 is a schematic diagram of the external structure of the present invention.

Fig. 2 is a schematic view of the connection between the transfer wheel and the transfer belt of the present invention.

FIG. 3 is a structural side view of the pressing roller according to the present invention.

Fig. 4 is a schematic view of the internal structure of the motor box and the rotating shuttle according to the present invention.

FIG. 5 is a schematic structural view of a second motor and a punching threading needle according to the present invention.

Fig. 6 is a schematic structural view of the rotating shuttle of the present invention.

Fig. 7 is a schematic circuit connection diagram of the present invention.

Detailed Description

The present invention will be described in detail below with reference to fig. 1 to 7.

As shown in fig. 1 to 7, the present invention comprises a base 1, a conveyor belt 7, a second spring 22 and a perforation threading needle 23, wherein the left and right sides of the upper end surface of the base 1 are fixedly connected with side support plates 2, the front and back sides of the lower part of the side support plates 2 are provided with notches 2-1, the left end surface of the left side support plate 2 is fixedly connected with a first motor 3, the first motor 3 is a dual-shaft output, the front and back output shafts are fixedly connected with a conveyor wheel 4, the right end surface of the right side support plate 2 is fixedly connected with a conveyor wheel fixing plate 5, the front and back sides of the conveyor wheel fixing plate 5 are fixedly connected with a conveyor wheel shaft 6, the conveyor wheel shaft 6 is also sleeved with a conveyor wheel 4, the conveyor belt 7 is two, the front and back two sets of conveyor wheels 4 are respectively connected through a conveyor belt 7, and the front conveyor belt 7 is wider than the back conveyor belt 7, so as to ensure that when a test paper is, the left narrower part of the binding line is arranged on the rear side conveyor belt 7, wherein the lower part of the conveyor belt 7 passes through a gap 2-1 to ensure that the conveyor belt 7 can normally run when the first motor 3 is started, the top end of the side support plate 2 is fixedly connected with a transverse support plate 8, the middle part of the transverse support plate 8 is provided with a through groove 8-1, the left side and the right side of the rear end surface of the transverse support plate 8 are fixedly connected with an L-shaped connecting rod 9, the top end of the connecting rod 9 is fixedly connected with a limit block 10, a slide cylinder 11 is sleeved on the connecting rod 9, a supporting spring 12 is sleeved outside the connecting rod 9 between the slide cylinder 11 and the limit block 10, the front end surface of the slide cylinder 11 is fixedly connected with a roll shaft 13, two pressing rolls 14 are sleeved outside the roll shaft 13 above the two conveyor belts 7, a pulling rod 21 is fixedly connected between the two slide cylinders 11, one end of, the upper end surface of the pulling rod 21 is fixedly connected with a second spring 22 under the trigger switch 38, the top end of the second spring 22 is in contact connection with the lower end of the trigger switch 38, the left and right parts of the rear side of the base 1 are fixedly connected with supporting columns 15, the top end of the supporting column 15 is fixedly connected with a motor box 16, the front end surface of the motor box 16 is hinged with a box door 16-3, the top wall of the inner wall of the motor box 16 is fixedly connected with a second motor 17, the second motor 17 is in double-shaft output, a rotary plate 18 is fixedly connected on the output shaft of the front side, the outer edge of the front end surface of the rotary plate 18 is fixedly connected with a first transmission rod 19, the front end of the first transmission rod 19 is connected with the upper end of a second transmission rod 20 in an inserting manner, the lower end of the second transmission rod 20 is hinged with a punching threading needle 23, the punching threading needle 23 penetrates out of the motor box 16 and is, the rotary table 18 rotates and drives the punching threading needle 23 to move up and down through the first transmission rod 19 and the second transmission rod 20, so as to punch and thread simultaneously, the front part of the inner bottom surface of the motor box 16 is fixedly connected with a first coil shaft 24-1, a first coil 24 is sleeved outside the first coil shaft 24-1, the inner bottom surface of the motor box 16 is provided with a wire outlet 16-1 at the rear side of the first coil shaft 24-1, an upper binding wire is wound on the first coil 24, the upper binding wire extends downwards from the wire outlet 16-1 and penetrates through a needle eye 23-1, an upper transmission wheel 25 is fixedly connected on an output shaft at the rear side of the second motor 17, the rear side of the lower end surface of the motor box 16 is provided with an opening 16-2, the lower end surface of the transverse supporting plate 8 is fixedly connected with a fixed frame 26 at the lower rear side of the punching threading needle 23, a connecting shaft 27 is inserted on the fixed frame 26, and a lower transmission, the upper driving wheel 25 is connected with the lower driving wheel 28 through a driving belt 29 penetrating through the opening 16-2, the front end of the connecting shaft 27 is fixedly connected with a connecting frame 30 and a second coil shaft 31-1, the front end of the connecting frame 30 is fixedly connected with a rotating shuttle 32, the second coil shaft 31-1 is sleeved with a second coil 31, a lower binding wire is wound on the second coil 31 and extends out of the outlet of the rotating shuttle 32 to the upper part of the through groove 8-1, the left side of the base 1 is fixedly connected with an external power supply 34, the top end of the motor box 16 is fixedly connected with a main control switch 35, a left trigger switch 38 and a right trigger switch 38 are connected in parallel, the first motor 3 and the second motor 17 are connected in parallel, a test paper to be bound is placed on the driving belt 7, the right side of the test paper to be bound is close to the left pressing roller 14, the binding wire is positioned right below the punching threading needle 23 above the through groove 8-1, the toggle rod 21 drives the two sliding cylinders 11 to move upwards, the second spring 22 presses the trigger switch 38 to enable the trigger switch 38 to control the first motor 3 and the second motor 17 to start, when the first motor 3 operates, the conveyor belt 7 drives the test paper to move rightwards, at the same time, the toggle rod 21 can be loosened, the position of the sliding cylinder 11 is kept depending on the thickness of a stack of test paper, the second spring 22 can continuously press the trigger switch 38 to enable the device to operate, at the same time, the front and rear pressing rollers 14 can press the two sides of the binding line of the test paper tightly depending on the downward force generated by the supporting spring 12 to ensure the compactness of the test paper during punching and sewing, when the second motor 17 rotates, the upper driving wheel 25 drives the lower driving wheel 28 to rotate through the driving belt 29 and enables the upper shuttle 32 on the connecting shaft 27 to rotate, because the punching and threading needle 23 also moves upwards and downwards at the moment, and the upper binding line penetrates out of the needle eye 23-1, the two can cooperate to finish the suture, thus has realized the automatic operation of perforating and suture of the test paper, because the binding thread of binding the test paper is itself thick, can fully fill the needle eye 23-1 and produce the sufficient frictional force to guarantee that the upper binding thread can be lifted by the perforating threading needle 23, when the test paper moves out from under the right side pressing roller 14, the position of the slide cartridge 11 descends under the effect of the supporting spring 12, the second spring 22 no longer extrudes the trigger switch 38, then the first motor 3 and the second motor 17 stop running, punch and suture operation stop at the same time.

In this embodiment, the conveying wheel 4 and the conveying belt 7 are provided with anti-slip threads 36 to increase the friction between the conveying wheel 4 and the conveying belt 7.

In this embodiment, a limiting cap 37 is sleeved outside the front end of the second coil shaft 31-1, the limiting cap 37 is used to prevent the second coil 31 from being separated from the second coil shaft 31-1, and meanwhile, the limiting cap 37 can be directly removed to facilitate replacement of a new second coil 31.

In this embodiment, the connecting shaft 27 is fixedly connected with an i-shaped limiting sleeve 27-1 at two sides of the fixing frame 26 to prevent the connecting shaft 27 from moving left and right.

When the invention is used, a test paper to be bound is placed on the conveyor belt 7, the right side of the test paper is close to the left pressing roller 14, the binding line is positioned right below the punching threading needle 23 above the through groove 8-1, then the pulling rod 21 is lifted, the pulling rod 21 drives the two sliding cylinders 11 to move upwards, the second spring 22 squeezes the trigger switch 38 to enable the trigger switch 38 to control the first motor 3 and the second motor 17 to start, the conveyor belt 7, the punching threading needle 23 and the rotating shuttle 32 start to operate, at the moment, the pulling rod 21 is released, the test paper is driven to move rightwards by the conveyor belt 7, the front and the rear pressing rollers 14 tightly press the two sides of the binding line of the test paper by virtue of the downward force generated by the supporting spring 12, the punching threading needle 23 and the rotating shuttle 32 cooperate to complete the stitching, so that the automatic operation of punching and stitching of the test paper is realized, when the test paper is moved out from the right pressing roller 14, the sliding cylinders 11 descend under the action of the supporting spring 12, the trigger switch 38 is no longer pressed by the second spring 22, and the first motor 3 and the second motor 17 are stopped, and the punching and sewing operations are stopped at the same time.

Claims

1. The utility model provides a device is ordered with automatic sealing of test paper to teaching, includes base, conveyer belt, second spring and punches threading needle, its characterized in that: the left side and the right side of the upper end surface of the base are fixedly connected with side supporting plates, the front side and the rear side of the lower part of each side supporting plate are provided with notches, the left end surface of each left side supporting plate is fixedly connected with a first motor, the first motors are double-shaft output, conveying wheels are fixedly connected to front and rear output shafts, a conveying wheel fixing plate is fixedly connected to the right end surface of each right side supporting plate, conveying wheel shafts are fixedly connected to the front side and the rear side of each conveying wheel shaft, the conveying wheels are sleeved on the conveying wheel shafts, the two conveying belts are totally two, the front conveying wheels and the rear conveying wheels are connected through one conveying belt, the front conveying belts are wider than the rear conveying belts, the top ends of the side supporting plates are fixedly connected with transverse supporting plates, through grooves are formed in the middle parts of the transverse supporting plates, L-shaped connecting rods are fixedly connected to the left side and the, the front end face of the sliding barrel is fixedly connected with a roller shaft, two press rollers are sleeved outside the roller shaft above two conveying belts, a pulling rod is fixedly connected between the two sliding barrels, one end of the inner side of each limiting block is fixedly connected with a switch fixing plate, a trigger switch is fixedly connected below the switch fixing plate, the upper end face of the pulling rod is fixedly connected below the trigger switch, the top end of a second spring is in contact connection with the lower end of the trigger switch, the left part and the right part of the rear side of the base are fixedly connected with supporting columns, the top end of each supporting column is fixedly connected with a motor box, the front end face of the motor box is hinged with a box door, the top wall in the motor box is fixedly connected with a second motor, the second motor is a double-shaft output, a rotary plate is fixedly connected on a front output shaft, a first transmission rod is fixedly connected on the outer edge of the front end face of the rotary plate, the front end of the first transmission rod is inserted, the bottom end of the punching threading needle is provided with a needle eye, the front part of the inner bottom surface of the motor box is fixedly connected with a first coil shaft, the first coil shaft is sleeved with a first coil, the inner bottom surface of the motor box is provided with a wire outlet hole at the rear side of the first coil shaft, an output shaft at the rear side of a second motor is fixedly connected with an upper driving wheel, the rear side of the lower end surface of the motor box is provided with an opening, the lower end surface of the transverse supporting plate is fixedly connected with a fixed frame at the lower rear part of the punching threading needle, a connecting shaft is inserted on the fixed frame, the rear end of the connecting shaft is fixedly connected with a lower driving wheel, the upper driving wheel is connected with the lower driving wheel through a driving belt penetrating the opening, the front end of the connecting shaft is fixedly connected with a connecting frame and a second coil shaft, the front end of the connecting frame is fixedly connected with a rotating shuttle, the second coil shaft is sleeved with a second, the first motor and the second motor are connected in parallel.

2. The automatic examination paper sealing and binding device for teaching of claim 1, wherein: and the conveying wheel and the conveying belt are both provided with anti-skid lines.

3. The automatic examination paper sealing and binding device for teaching of claim 1, wherein: and the front end of the second coil shaft is sleeved with a limiting cap.

4. The automatic examination paper sealing and binding device for teaching of claim 1, wherein: the connecting shaft is fixedly connected with I-shaped limiting sleeves at two sides of the fixing frame.