CN212250742U - Elastic sheet tensioning device for electronic board book production - Google Patents

Abstract

An elastic sheet tensioning device for electronic combined book production comprises a strip-shaped combined book conveying platform, wherein an elastic sheet tensioning device for preventing the combined book from being shifted in position in the conveying process is arranged on the combined book conveying platform, the elastic sheet tensioning device comprises a limiting plate and an elastic sheet mechanism, the limiting plate is arranged in the length direction of the combined book conveying platform, the elastic sheet mechanism is arranged on the combined book conveying platform, and a conveying channel for the combined book to pass through is formed between an elastic sheet assembly and the limiting plate; the utility model discloses compare with the manual work that passes through among the prior art and bond, the transport that closes the blackboard writing has unified transportation, and the characteristic of swift transport, whole journey be automatic control, need not engage too much staff, and production efficiency is high, the yields is high.

Description

Elastic sheet tensioning device for electronic board book production

Technical Field

The utility model relates to a children's electron closes board book production facility, concretely relates to shell fragment overspeed device tensioner that is used for electron to close board book production.

Background

The electronic blackboard-closing book for children refers to an educational book for a neonate learning and playing which generates self-cognition, generally speaking, the electronic blackboard-closing book for children is used together with a sounder, the sounder can emit different preset sounds by pressing keys, for example, sounds such as dog, duck, bird and the like are emitted, and the neonate learns to generate self-cognition by matching with the electronic blackboard-closing book and the sounder; generally, a sounder and a children board-combining book are sold in a matched mode, the sounder is adhered to an electronic board-combining book by utilizing white latex, at present, the sounder is adhered to the board-combining book mainly in a manual operation mode, the sounder is adhered to the electronic board-combining book manually, the board-combining book is not conveyed in a unified mode when the sounder is adhered to the board-combining book, a conveying mechanism for conveying the board-combining book quickly is taken and placed manually, the situation that the board-combining book is damaged by collision in the conveying process is easily caused, meanwhile, in the actual working process, many persons need to be hired, the production efficiency is low, and the yield is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the sounder among the prior art and mainly through the mode of work operation when bonding with the writing on blackboard, the sounder is not right at present with the writing on blackboard bonding the writing on blackboard unifies the transportation, and the conveying mechanism of swift transport is whole to be got through manual getting and put, leads to easily closing the condition that the writing on blackboard bumps the damage in the transportation, leads to in the actual work process simultaneously, and the personnel that need engage are many, and production efficiency is low, technical defect that the yields is low.

For solving the technical problem, the utility model discloses the technical scheme who adopts does:

the utility model provides an elastic sheet overspeed device tensioner for production of electron closed board book, includes rectangular form closed board book conveying platform, be equipped with on the closed board book conveying platform and be used for preventing closed board book takes place the elastic sheet overspeed device tensioner of offset in the transportation, elastic sheet overspeed device tensioner includes according to the limiting plate that closed board book conveying platform length direction set up, and set up the last elastic sheet mechanism of closed board book conveying platform, the elastic sheet subassembly with form the transportation passageway that supplies the closed board book to pass through between the limiting plate.

Furthermore, the spring plate mechanism comprises a long strip-shaped mounting plate, a plurality of roller assemblies are uniformly arranged on the mounting plate at intervals, each roller assembly comprises a spring plate, the middle part of each spring plate is hinged to the mounting plate through a first screw, a strip-shaped opening is formed in one end of each spring plate, a second screw is fixed to each strip-shaped opening, one side surface, located on each strip-shaped opening, of each spring plate is connected with one end of each spring, and the other end of each spring is fixed to the mounting plate through a straight screw; the other end of the elastic sheet is provided with a roller, and the transportation channel is formed between the outer roller surface of the roller and the limiting plate.

Furthermore, the shell fragment towards plywood book conveying platform back end direction slope sets up.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a set up the limiting plate on plywood book conveying platform, the shell fragment, the mounting panel, bar trompil and a plurality of screw etc, the realization avoids scraping the condition of flower, skew to the transportation in to the board book, the device of other functions of cooperation, make the bonding of closing the board book and vocal ware become an automatic production line, compare with the artifical bonding through among the prior art, the transport that closes the board book has unified transportation, the characteristic of swift transport, whole journey is automatic control, need not engage too much staff, high production efficiency, the yields is high.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic diagram of the overall structure of a fully automatic sounder apparatus;

FIG. 2 is a schematic bottom perspective view of the fully automatic sounder apparatus;

FIG. 3 is a schematic structural diagram of the fully automatic sounder device in an operating state;

FIG. 4 is a schematic view of the structure of the binding of the plywood book and the sounder;

FIG. 5 is a schematic diagram of an exploded structure of the fully automatic sounder apparatus;

FIG. 6 is a schematic structural diagram of a bin device loaded with sounders;

FIG. 7 is a schematic structural diagram of a storage bin device;

FIG. 8 is a schematic diagram of an exploded structure of the bin apparatus;

FIG. 9 is a schematic structural diagram of a left bin adjusting mechanism of the bin device;

FIG. 10 is a schematic structural view of a base mechanism of the silo device;

fig. 11 is a schematic structural view of a material pressing mechanism of the stock bin device;

FIG. 12 is a schematic structural view of a turnover mechanism of the storage bin device;

FIG. 13 is a schematic view of a pushing mechanism of the storage bin device;

FIG. 14 is a schematic view of the structure of an automatic glue applicator;

FIG. 15 is an exploded view of the robot apparatus;

FIG. 16 is a schematic diagram of a chuck mechanism of the robot apparatus;

FIG. 17 is a schematic view of the sounder positioning device;

fig. 18 is a schematic structural view of the conveying device of the present invention;

fig. 19 is a schematic view of the explosion structure of the conveying device of the present invention;

fig. 20 is a schematic structural view of a first driving mechanism of the conveying device of the present invention;

FIG. 21 is a schematic view of a book pressing device;

fig. 22 is an exploded view of the spring plate tensioner;

fig. 23 is a schematic structural view of the spring assembly;

fig. 24 is a schematic structural view of the roller assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-24, a full-automatic acoustic generator equipment that goes up for production of electronic closed board book, includes rectangular form closed board book conveying platform 1 to and set up acoustic generator conveying platform 2 in closed board book conveying platform 1 one side, its characterized in that: the board book conveying platform 1 is provided with a conveying device 9 for conveying the board book 11 from the front section to the rear section of the board book conveying platform 1, the conveying front section of the board book conveying platform 1 is provided with an automatic gluing device 5 for spraying an adhesive on the upper surface of the board book 11, the sounder conveying platform 2 is provided with a bin device 3 for stacking and storing the sounders 10 and sending out the sounders 10 one by one, the output end of the bin device 3 is provided with a sounder positioning device 4 for positioning the sounders 10 sent out from the bin device 3, a manipulator device 6 capable of moving back and forth between the board book conveying platform 1 and the sounder conveying platform 2 is arranged between the board book conveying platform 1 and the sounder conveying platform 2, the manipulator device 6 grabs the sounders 10 which are positioned and presses the sounders 10 downwards onto the board book 11 on the conveying middle section of the board book conveying platform 1, carry out first bonding, it is equipped with on the plywood book conveying platform 1 and is used for strengthening the book pressing device 7 that bonds to plywood book 11 that has bonded to close on the back end, still including setting up close being used for on the board book conveying platform 1 and prevent close the shell fragment overspeed device tensioner 8 that board book 11 took place the offset in the transportation.

Specifically, as shown in fig. 1, a gluing station, a bonding station and a pressing station are arranged on the board combining book conveying platform 1 at intervals from the front section to the rear end, the gluing station is located under the automatic gluing device 5, the bonding station is located under the mechanical arm device 6, the pressing station is located under the book pressing device 7, and the positioning center of the sounder positioning device 4 is a sounder fixing station.

Specifically, as shown in fig. 18, conveyor 9 sets up close board book conveying platform 1 bottom, close board book conveying platform 1 and go up according to length direction parallel and be equipped with two rectangular delivery holes 101, conveyor 9 is including being used for right close board book 11 go on to collude book mechanism and the drive of the transportation of close board book conveying platform 1 back end collude a actuating mechanism of book mechanism back-and-forth movement, collude book mechanism and pass through rectangular delivery hole 101 is to being located close board book 11 on board book conveying platform 1 transports from the front to the back.

Specifically, as shown in fig. 18, 19, 20, conveyor is still including being used for the installation collude book mechanism and first actuating mechanism's bottom plate 91, symmetry parallel arrangement has two first slide rails 911 on the bottom plate 91, be equipped with on the first slide rail 911 rather than sliding connection's first slide plate 912, first actuating mechanism is including fixing first driving motor 921 in bottom plate 91 one side, first driving motor 921 output shaft is connected with first synchronizing wheel 922, the fixed second synchronizing wheel 923 that is equipped with of opposite side of bottom plate 91, be connected through first synchronizing belt 924 between first synchronizing wheel 922 and the second synchronizing wheel 923, the bottom of first synchronizing belt 924 is fixed through first clamp plate 925 on first slide plate 912, be equipped with strip section bar 94 on first slide plate 912, strip section bar 94 installation direction with the length direction of first slide rail 911 is unanimous, three hook assemblies are uniformly arranged on the strip-shaped section bar 94 at intervals, and the distance between every two hook assemblies is equal to the adjacent distance between the gluing station, the bonding station and the pressing station.

Specifically, as shown in fig. 18 and 19, the hooking component includes a lifting cylinder 931 vertically fixed on the strip-shaped section bar 94, a book hooking part is connected to an output rod of the lifting cylinder 931, the book hooking part includes a cross rod 932 arranged in a horizontal direction and connected to the output rod of the lifting cylinder 931, two vertical upward pushing blocks 933 are arranged at intervals on the top of the cross rod 932, a relative distance between the two pushing blocks 933 is equal to a distance between two long conveying holes 101, the pushing blocks 933 can move up and down in the long conveying holes 101 and move along the length direction of the long conveying holes 101, and in a lifting state, the pushing blocks 933 are convexly arranged on the plate book conveying platform 1.

Specifically, as shown in fig. 14, the automatic glue spraying device 5 includes X-axis slide rails 51 respectively fixed on two sides of the board combination book conveying platform 1, two Y-axis slide rails 53 slidably connected to the two X-axis slide rails 51 are provided on the two X-axis slide rails 51, the Y-axis slide rails 53 are driven by a Y-axis motor 52 to slide left and right on the X-axis slide rails 51, a glue spraying head 55 is slidably connected to the Y-axis slide rails 53, the glue spraying head 55 is driven by a traverse motor 54 to slide back and forth on the Y-axis slide rails 53, and a spraying end of the glue spraying head 55 faces a glue spreading station below.

Specifically, as shown in fig. 7 and 8, the bin device includes a base mechanism 35 disposed on the sounder conveying platform 2, the upper surface of the base mechanism 35 and the plane of the sounder conveying platform 2 are in an inclined arrangement structure, a left bin adjusting mechanism 31 and a right bin adjusting mechanism 32 which can adjust the relative distance in opposite directions or in reverse directions are disposed on the base mechanism 35, an inclined loading space for loading the sounder 10 is formed between the left bin adjusting mechanism 31 and the right bin adjusting mechanism 32, the sounder 10 is stacked in the loading space, openings are disposed at two ends of the loading space, a bottom opening of the loading space is an output port of the sounder 10, the bin device further includes a turnover mechanism 34 disposed at the bottom opening of the loading space and used for closing or opening the bottom opening of the loading space, and a material pressing mechanism 33 for pressing the sounder 10 loaded in the loading space, and the material pushing mechanism 36 is arranged at the bottom of the base mechanism 35, and the sounder 10 is pushed to the sounder fixing station by the material pushing mechanism 36.

Specifically, as shown in fig. 9, the structure of the left bin adjusting mechanism 31 is the same as that of the right bin adjusting mechanism 32, the left bin adjusting mechanism 31 includes a baffle 311, one side of the bottom of the baffle 311 facing the right bin adjusting mechanism 32 is connected with a bottom plate 312, an angle between the baffle 311 and the bottom plate 312 is ninety degrees, two ends of one side of the baffle 311 away from the right bin adjusting mechanism 32 are both fixed with fixing blocks 314, two sliding rods 315 are connected between the fixing blocks 314, a material pressing slider 316 is slidably connected to the sliding rods 315, an upper end of the material pressing slider 316 is connected to the material pressing mechanism 33, a slider locking handle 317 for fixing the material pressing slider 316 to the sliding rods 315 is arranged on a side surface of the baffle 311, a fixing cylinder 318 is arranged on a side surface of the baffle 311, and a clamping block is arranged on an output shaft of the fixing cylinder 318, the stationary cylinder 318 may push out the clamp block to clamp the lowest penultimate sounder 10 located in the stowage space.

Specifically, as shown in fig. 10, the base mechanism 35 includes an inclined hollow support, a screw 355 connected to two inner sides of the hollow support through a bearing is disposed in the middle of the hollow support, a screw block a356 is fixed to one end of the screw 355, a screw block B354 is connected to the screw 355 in a threaded manner, tops of the screw block a356 and the screw block B354 are fixedly connected to the bottom plate 312, a rotary handle a353 for adjusting a position of the screw block B354 is disposed at the other end of the screw 355, two adjusting slide rails 351 are disposed on an inclined surface of the hollow support in parallel, a slide block 352 is disposed on each adjusting slide rail, and the slide block 352 is connected to the bottom plate 312.

Specifically, as shown in fig. 11, the pressing mechanism 33 includes a cross bar 331 connected with the top of the pressing slider 316 on both sides of the bin, the front side of the cross bar 331 is provided with a sliding groove 333, the sliding groove 333 is provided with a plurality of pressing rods 335 for pressing the sounder 10 in the loading space, the top of the pressing rod 335 is provided with a pressing rod 335 fixed to a pressing rod fixing handle 335 at a certain position on the sliding groove 333, one end of the cross bar 331 is fixedly connected with the pressing slider 316 on one side of the bin, the other end of the cross bar 331 is provided with a long-strip adjusting hole 332, the adjusting hole 332 is provided with a pressing slider fixing handle 334 capable of sliding in the adjusting hole 332 to adjust the position, and the pressing slider 316 on the other side of the pressing slider fixing handle 334 is connected with the pressing slider 316 on the other side of.

Specifically, as shown in fig. 12, the turnover mechanism 34 includes a turnover plate 343 disposed at the output port of the loading space, the turnover plate 343 is driven by a turnover motor 341 to turn over, two through transportation holes 344A are formed at intervals on the turnover plate 343, the turnover plate 343 can turn over upwards to close the output port of the loading space, when the fixed cylinder 318 clamps the penultimate sounder 10, the turnover plate 343 can turn over downwards to send the penultimate sounder 10 out of the output port of the loading space, and the sounder 10 is located on the upper surface of the turnover plate 343.

Specifically, as shown in fig. 13, the pushing mechanism 36 includes a pushing cylinder 361 disposed at the bottom of the base mechanism 35, an output shaft of the pushing cylinder 361 is connected to a push plate 362, two push claws 363 are vertically disposed on the push plate 362 at intervals, a distance between the two push claws 363 is equal to a distance between the two transport holes 344, the two push claws 363 correspondingly extend into the two transport holes 344, tops of the two push claws 363 are protrudingly disposed on the turnover plate 343 in a downward turnover state, and an adjusting mechanism capable of moving the pushing cylinder 361 forward and backward is disposed at one end of the pushing cylinder 361 away from the output shaft.

Specifically, as shown in fig. 13, the adjusting mechanism includes a pushing block 364 connected to the pushing cylinder 361, the bottom of the pushing block 364 is connected to a movable sliding rail 367, the movable sliding rail 367 is disposed on the sounder conveying platform 2, the upper portion of the pushing block 364 is connected to an adjusting screw 365, the upper portion and the lower portion are in threaded connection, the other end of the adjusting screw 365 is provided with a rotating handle B366 capable of adjusting the position of the pushing block 364, and one side of the pushing block 364 is provided with a pushing block fixing handle 368 capable of fixing the position of the pushing block 364 to a certain position of the movable sliding rail.

Specifically, as shown in fig. 17, the sounder positioning device 4 includes a positioning plate 44 disposed at the same height as the flip plate 343 in the downward flip state, the middle of the positioning plate 44 is the sounder fixing station, two conveying holes B45 are disposed on the positioning plate 44 corresponding to the conveying hole a344 of the flip plate 343, the conveying hole B45 is communicated with the conveying hole a344, two ends of the positioning plate 44 are symmetrically provided with a positioning mechanism a41 and a positioning mechanism B42, the positioning mechanism a41 is the same as the positioning mechanism B42, and the positioning mechanism a41 is positioned with the sounder 10 above the positioning mechanism B42.

Specifically, as shown in fig. 17, the positioning mechanism a42 includes a positioning cylinder 416, an output shaft of the positioning cylinder 616 is provided with a positioning clamping block 417, the bottom of the positioning cylinder 416 is connected to a sliding plate 413, the bottom of the sliding plate 413 is connected to a positioning slide rail 415 and the two are slidably connected, the middle of the sliding plate 413 is in threaded connection with a positioning screw 412, one end of the positioning screw 412 near the outside is provided with a positioning handle 411, and the sliding plate 413 is provided with a positioning fixing handle 414 capable of fixing the sliding plate 413 to a certain position of the positioning slide rail 415.

Specifically, as shown in fig. 15, the manipulator device 6 includes a support 611 fixed between the board combination book conveying platform 1 and the sounder conveying platform 2, two linear rails 612 are arranged at the top of the support 611, a suction cup mechanism 63 is connected between the two linear rails 612 in a sliding manner, a second driving mechanism 62 for driving the suction cup mechanism 63 to move between the board combination book conveying platform 1 and the sounder conveying platform 2 is arranged on the support 611, and the manipulator device further includes a pump platform 64 arranged on the support 611 and used for bearing an adhesive pump.

Specifically, as shown in fig. 15 and 16, the suction cup mechanism 63 includes an air cylinder block 632 with two ends slidably connected to the linear rail 612, a lifting air cylinder 631 is fixed on the air cylinder block 632, an output shaft of the lifting air cylinder 631 passes through the air cylinder block 632 to be connected to a motor fixing base, a motor 634 is fixed in the motor fixing base, a motor base 635 is fixed at the bottom of the motor 634, a sliding rod 633 is arranged between the air cylinder block 632 and the motor base 635, one end of the sliding rod 633 is fixed on the motor base 635, the other end of the sliding rod is slidably connected to the air cylinder block 632, and an output shaft of the motor 634 is connected to the suction cup 637.

Specifically, as shown in fig. 15, the second driving mechanism 62 includes a second driving motor 621 fixed on the support 611, an output shaft of the second driving motor 621 is connected to a third pulley 622, the support 611 is provided with a fourth pulley 625, the third pulley 622 and the fourth pulley 625 are connected by a second timing belt 623, and a bottom end of the second timing belt 623 is fixed on the cylinder block 632 by a second pressing plate 624.

Specifically, as shown in fig. 21, the book pressing device 7 includes two pieces fixed on one side of the pressing station

The mounting panel 75 of style of calligraphy, be provided with fixed plate 73 between the mounting panel 75, be equipped with cylinder mounting panel 74 between two mounting panels 75, the fixed cylinder 71 that presses that is equipped with on the cylinder mounting panel 74, the output of pressing cylinder 71 passes cylinder mounting panel 74 is connected with pressing plate 76, press the vertical slide bar 72 that is equipped with of pressing plate upper surface, the top of slide bar 72 is passed cylinder mounting panel 74 and both are sliding connection, pressing plate 76 is located press the station directly over.

Specifically, as shown in fig. 22 and 23, the elastic sheet tensioning device 8 includes a limiting plate 102 disposed along the length direction of the board combination book conveying platform 1, and an elastic sheet mechanism disposed on the board combination book conveying platform 1, and a transportation channel for the board combination book 11 to pass through is formed between the elastic sheet assembly and the limiting plate 102.

Specifically, as shown in fig. 23 and 24, the elastic sheet assembly includes a strip-shaped mounting plate 81, a plurality of roller assemblies are uniformly arranged on the mounting plate 81 at intervals, each roller assembly includes an elastic sheet 831, the middle portion of the elastic sheet 831 is hinged to the mounting plate 81 through a first screw 834, one end of the elastic sheet 831 is provided with a strip-shaped opening 836, a second screw 837 is fixed at the strip-shaped opening 836, one side surface of the elastic sheet 831 located at the strip-shaped opening 836 is connected to one end of a spring 835, and the other end of the spring 835 is fixed to the mounting plate 81 through the first screw 834; the other end of the elastic sheet is provided with a roller 832, and the transportation channel is formed between the outer roller surface of the roller 832 and the limiting plate 102.

The specific working principle is as follows: use the utility model discloses in the time, at first, the utility model provides a plywood book conveying platform 1's front end can be connected with other processing closes the conveying mechanism of blackboard book 11, and the rear end also can link to each other with processing apparatus, the utility model discloses when using, close blackboard book 11 follow plywood book conveying platform 1 front end is sent into, will close blackboard book 11 through the colluding hand subassembly on conveyor 9 and transmit extremely gluing station department, carry out the rubber coating to the upper surface of plywood book 11 through the bonding glue shower nozzle on the automatic rubber coating device, the rubber coating is accomplished the back, conveyor 9 will close blackboard book 11 and continue to transport to gluing station department and wait for and bond with vocal ware 10, meanwhile, the amasss in addition between feed bin left side adjustment mechanism 31 and the feed bin right side adjustment mechanism 32 in the feed bin device 3, is worth mentioning that, because the size of different vocal ware is different, the accessible is rotatory hand (hold) A353 adjusts the relative distance between left side adjustment mechanism 31 and the feed bin right side adjustment mechanism 32 When the positioning plates 343 are turned downwards, the penultimate sounder 10 is driven to turn downwards until the turning plate 343 is turned to a state of being equal to the height of the positioning plate 44, the material pushing mechanism pushes the sounder onto the positioning plate 44 through two push claws 363, at this time, the sounder 10 is clamped and positioned through two positioning mechanisms in the sounder positioning device, then the sucker mechanism in the manipulator device 6 moves to the position above the positioning station through a linear rail 612, the sucker mechanism extends downwards, the sounder 10 is sucked up through a sucker, is retracted upwards, is transported back to the position above the bonding station, extends downwards again, and performs primary bonding on the glued board combination book 11 below, after the bonding is finished, the sucking disc mechanism is deflated and retracted, the bonded board combination books 11 are conveyed to a book pressing mechanism at the rear section through a conveying device, the pressing plates 76 extend downwards through the pressing cylinders 71 on the book pressing mechanism, the board combination books 11 positioned on the pressing stations are further pressed and bonded, the pressing is finished when the pressing is carried out for a set time, the pressing plates 76 are retracted upwards, and the board combination books can be enabled not to be scratched in the conveying process and to be pushed more smoothly in the conveying process of the board combination books by arranging the elastic sheet tensioning device 8; the whole process of bonding the board combination book 11 and the sounder 10 is completed, and an automatic production line is formed by continuously circulating the processes.

It is worth mentioning that, the utility model discloses a cooperation controller, PLC for example uses, through installing corresponding sensor in various mechanisms, reaches to open the effect that stops according to program control and so on, and the aforesaid reaches the conventional technological means that automatic control effect can be known for technical personnel in the field through controller, sensor, therefore does not do this too much explanation again.

The utility model discloses a be provided with conveyor, automatic rubber coating device, feed bin device, vocal ware positioner, manipulator device, book pressing device, shell fragment overspeed device tensioner for the book of closing the board becomes an automatic production line with the bonding of vocal ware, compares with the artifical bonding of passing through among the prior art, and whole journey is automatic control, need not engage too much staff, and production efficiency is high, the yields is high.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (3)

1. The utility model provides an shell fragment overspeed device tensioner for production of electron plywood book, includes rectangular form plywood book conveying platform (1), its characterized in that: be equipped with on closing board book conveying platform (1) and be used for preventing close board book (11) take place offset's shell fragment overspeed device tensioner (8) in the transportation, shell fragment overspeed device tensioner (8) are including according to limiting plate (102) that plywood book conveying platform (1) length direction set up, and set up the shell fragment mechanism on plywood book conveying platform (1), shell fragment mechanism with form the transportation passageway that supplies to close board book (11) and pass through between limiting plate (102).

2. The spring plate tensioning device for electronic board combination book production of claim 1, wherein: the elastic sheet mechanism comprises a long strip-shaped mounting plate (81), a plurality of roller assemblies are uniformly arranged on the mounting plate (81) at intervals, each roller assembly comprises an elastic sheet (831), the middle of the elastic sheet (831) is hinged to the mounting plate (81) through a first screw (834), one end of the elastic sheet (831) is provided with a strip-shaped hole (836), a second screw (837) is fixed at the strip-shaped hole (836), one side face, located at the strip-shaped hole (836), of the elastic sheet (831) is connected with one end of a spring (835), and the other end of the spring (835) is fixed on the mounting plate (81) through the first screw (834); the other end of the elastic sheet is provided with a roller (832), and the transportation channel is formed between the outer roller surface of the roller (832) and the limiting plate (102).

3. The spring plate tensioning device for the production of the electronic board combination book according to claim 2, characterized in that: the elastic sheet (831) is obliquely arranged towards the direction of the rear section of the board combination book conveying platform (1).

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