CN211055994U

CN211055994U - Continuous book feeding device for plastic packaging machine

Info

Publication number: CN211055994U
Application number: CN201922029213.8U
Authority: CN
Inventors: 蒙德国; 孔令泉
Original assignee: Beijing Congreat Printing Co
Current assignee: Beijing Congreat Printing Co
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-21
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to an auxiliary device of a plastic packaging machine, in particular to a continuous book feeding device for the plastic packaging machine, which is arranged on a frame of a belt conveyor, the device comprises two support plates, a strip-shaped plate, a positioning adjusting device and a baffle plate, wherein the two support plates are respectively arranged on a frame, the lower part of each support plate is integrally provided with a clamping part, the connecting position of the clamping part and the support plate is formed with a right angle, the two strip-shaped plates are respectively vertically fixed at one end of the support plate far away from the clamping part, the strip-shaped plate is provided with a strip-shaped opening along the length direction, the strip-shaped opening is characterized in that a plurality of gaps are correspondingly and spaced on two inner walls in the length direction of the strip-shaped opening, the positioning and adjusting devices are provided with two groups and are respectively arranged on the strip-shaped opening in a sliding mode, the output ends of the positioning and adjusting devices can be clamped in the two corresponding gaps simultaneously, and the baffle is fixedly connected with the two groups of positioning and adjusting devices. The utility model has the characteristics of use manpower sparingly, be difficult for leading to the staff tired to appear.

Description

Continuous book feeding device for plastic packaging machine

Technical Field

The utility model relates to a plastic packaging machine auxiliary device, in particular to be used for plastic packaging machine to walk book device in succession.

Background

At present, in a printing workshop, after a complete book is formed through steps of printing, cementing, wrapping and the like, the book needs to be plastically packaged one by using a plastic packaging machine, so that the book is protected.

Present, the plastic packaging machine is including setting up the belt conveyer in plastic packaging machine body one end, the plastic packaging membrane loading attachment of setting in the conveyer top, carry out the plastic envelope during operation to books, the staff need place a large amount of books aside the conveyer in advance, switch-on plastic packaging machine body and conveyer belt power, place books on the conveyer belt one by one again, books in-process of conveying on the conveyer belt, the plastic packaging membrane wraps up books one by one, then pass through high temperature treatment after getting into the plastic packaging machine body, the staff takes off books at the other end of plastic packaging machine body, the completion is to the plastic envelope of books.

When a large number of books are subjected to plastic packaging, at least two workers are needed to be matched, one worker places the books on the conveying belt one by one, and the other worker takes the books subjected to plastic packaging down from the plastic packaging machine body.

The above prior art solutions have the following drawbacks: because the speed of the plastic packaging machine body for packaging books is slow and the books are continuously packaged, two workers carry out plastic packaging work, and the labor waste can be caused by occupying two workers under the condition of low working efficiency of the plastic packaging machine body; when carrying out the plastic envelope during operation, when a staff temporarily had an accident and when leaving, remaining staff perhaps pauses plastic envelope work, perhaps need go out the book frequently reciprocal walking between the one end of book and the conveyer belt at the plastic envelope machine body, accomplish the work of putting the book and getting the book simultaneously alone, frequent reciprocal walking leads to the staff to feel tired easily, and it is untimely still to appear getting the book simultaneously, and the book drops subaerial and the condition of damage from the plastic envelope machine.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a be used for plastic packaging machine to walk book device in succession, it has uses manpower sparingly, is difficult for leading to the staff characteristics that fatigue appears.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a be used for plastic packaging machine to walk book device in succession places in belt conveyer's frame, includes backup pad, strip shaped plate, positioning control device and baffle, the backup pad is provided with two and sets up respectively in the frame, and the lower part integrated into one piece of backup pad is provided with joint portion, the position that joint portion is connected with the backup pad is formed with the right angle, the strip shaped plate is provided with two and vertical one end of fixing in the backup pad and keeping away from joint portion respectively, has seted up the bar opening along its length direction on the strip shaped plate correspond and spaced apart a plurality of breachs that are equipped with on two inner walls of bar opening length direction, positioning control device is provided with two sets ofly and slides respectively and sets up on the bar opening, and positioning control device's output can block simultaneously in two corresponding breachs, baffle and two sets of positioning control device fixed.

By adopting the technical scheme, when in use, the two supporting plates are correspondingly placed on the rack at the feeding end of the belt conveyor, the right-angle part formed by the clamping part and the supporting plates is clamped at the upper part of one end of the rack, so that the two supporting plates can be stably arranged on the rack, the baffle is adjusted and positioned by the positioning adjusting device according to the thickness of the same batch of books, the distance between the lower part of the baffle and the belt is larger than the thickness of one book and smaller than the thickness of two books, a worker can place a stack of the same books on the conveyor belt at one time, when the books are conveyed, the weight of the stack of books is applied to the book at the lowest part, the friction force between the books at the lowest part and the belt is further increased, the conveyor belt can convey the books at the lowest part and pass through the gap between the baffle and the conveyor belt, and the rest books are blocked by the baffle, then convey the surplus books in proper order, and then just can reduce the staff and put the book on belt conveyer and go out the book frequently reciprocal walking between the end with the book at the plastic packaging machine body under the condition of only a staff for the staff is difficult for feeling tired, reduces the shared unnecessary staff of plastic packaging work, uses manpower sparingly.

The utility model discloses further set up to: the positioning and adjusting device comprises a slide block, a connecting part, a connecting rod, a clamping block and a spring, wherein the width of the slide block is larger than that of the strip-shaped opening, grooves are correspondingly formed in two opposite side surfaces of the slide block, the depth of each groove is equal to that of the strip-shaped opening, the slide block is arranged on the strip-shaped opening in a sliding manner, the baffle is fixed on the two slide blocks, the connecting part is fixedly connected with the slide block and is positioned on one side of the strip-shaped plate, the connecting rod is horizontally arranged and movably penetrates through the connecting part, a convex edge is integrally arranged on the end part, close to the connecting part and far away from the strip-shaped plate, of the connecting rod, the clamping block is fixed on the connecting rod, the connecting part is positioned between the clamping block and the convex edge, the length of the clamping block is equal to the distance, the spring horizontally pushes the fixture blocks to be positioned in the two corresponding notches.

By adopting the technical scheme, when in use, the sliding block can slide in the strip-shaped opening along the length direction of the strip-shaped opening, the spring in a compressed state can always horizontally push the clamping block to be stably clamped in the two notches under the limiting action of the convex edge on the connecting rod so as to relatively position the sliding block in the strip-shaped opening, when the height of the baffle is required to be adjusted according to the thickness of a book, a worker horizontally presses one end of the connecting rod, which is far away from the convex edge, so that the clamping block is horizontally separated from the two notches and secondarily compressed, then the spring moves up and down along the length direction of the strip-shaped opening, after the connecting rod is loosened, the secondarily compressed spring horizontally pushes the clamping block to be opened in the two corresponding notches, thereby realizing the adjustment of the gap between the baffle and the conveying belt and the positioning of the baffle, and the gaps can be accurately adjusted by the gaps which are, simple structure, easy operation, the staff of being convenient for uses.

The utility model discloses further set up to: the connecting rod sets up to the cuboid, set up the rectangular hole with the connecting rod cross section adaptation on the connecting portion.

Through adopting above-mentioned technical scheme, relative and cylindric connecting rod, cuboid form connecting rod can not take place relative rotation in the rectangular hole with it adaptation, and then makes the fixture block can remain the state that corresponds with two breachs all the time, and the fixture block that can not rotate is gone into two corresponding breachs more easily the card.

The utility model discloses further set up to: arc-shaped transition is arranged at the edge of one side of the convex edge of the two notches, which is close to the connecting rod, and the edge of one side of the clamping block, which is far away from the connecting rod.

Through adopting above-mentioned technical scheme, the arc transition at breach border can form the flaring to the lower part of breach, increases the area that the breach corresponds the fixture block, and the arc transition of fixture block can reduce the area that the fixture block corresponds the breach, under the less lateral part of fixture block and the great open-ended mating reaction of breach for the fixture block and the easier block of breach of mutual adaptation.

The utility model discloses further set up to: the positioning adjusting device further comprises a button, the connecting rod fixed by the button is far away from one end of the convex rib, the cross section of the button is larger than that of the connecting rod, and one side of the button, which deviates from the connecting rod, is a spherical surface.

Through adopting above-mentioned technical scheme, the button can increase when the staff presses the connecting rod the area of contact of finger and connecting rod tip, effectively reduces the pressure that the staff pointed and received, reduces the pricking sense that the staff pointed, still makes things convenient for the staff to press the connecting rod downwards simultaneously.

The utility model discloses further set up to: still include the handle, the handle is the U type form, and its both ends solid fixed sliding block deviates from one side of baffle and its length direction and the length direction of bar shaped plate are parallel to each other.

Through adopting above-mentioned technical scheme, when holding the handle with the hand, reuse the thumb and press the button, break away from the breach back when the fixture block, the staff just can remove the slider through the handle, and the staff of further being convenient for adjusts the position of baffle.

The utility model discloses further set up to: limiting plate, slide bar and guide bar, the limiting plate sets up between two backup pads, the slide bar activity is worn to establish in a backup pad, its length direction perpendicular to backup pad place face, and the slide bar is located one end and limiting plate fixed connection between two backup pads, and fixed being provided with the otic placode in the backup pad just the otic placode is located the top of slide bar, and vertical threaded connection has the jackscrew on the otic placode, the lower extreme of jackscrew can carry out the butt with the slide bar, the guide bar is provided with two, and the length direction of two guide bars is parallel to each other with the length direction of slide bar, and two equal activities of guide bar are worn to establish in the backup pad that is provided with the slide bar and with limiting plate fixed connection, and the length of guide bar.

Through adopting above-mentioned technical scheme, fix a position the limiting plate, place a pile of books on the conveyer belt between limiting plate and backup pad after, limiting plate and backup pad restrict books for the difficult condition that appears the slope of books on the conveyer belt, and then reduce books corner and baffle butt and impaired condition and take place.

The utility model discloses further set up to: still include gasket and stiffener, the gasket is provided with two and respectively fixed mounting in the lower part of two backup pads, and the gasket is made by flexible material, stiffener fixed connection is in two backup pads and is located the top of joint portion.

Through adopting above-mentioned technical scheme, two gaskets can increase the frictional force between two backup pads and belt conveyer's the frame, and then when the staff when touchhing the backup pad owing to operate improperly, the backup pad is difficult for taking place to remove in the direction of perpendicular to face, and then increases the reliability when using, and the stiffener carries out fixed connection to two backup pads, increases and walks the holistic structural stability of book device in succession.

To sum up, the utility model discloses the beneficial technological effect of utensil does:

1. the books are sequentially conveyed by the aid of the supporting plates, the strip-shaped plates, the positioning adjusting devices and the baffle plates, and under the condition that only one worker is needed, the problem that the worker frequently moves back and forth between the book placing end of the belt conveyor and the book outlet end of the plastic packaging machine body is solved, so that the worker is not prone to fatigue, unnecessary workers occupied by plastic packaging work are reduced, and manpower is saved;

2. the gap between the baffle and the conveyor belt can be adjusted and the baffle can be positioned by arranging the sliding block, the connecting part, the connecting rod, the fixture block and the spring, and the gaps can be accurately adjusted by arranging a plurality of gaps at intervals, so that the structure is simple, the operation is easy, and the use by workers is convenient;

3. through setting up the connecting rod for the cuboid for the fixture block can remain the state that corresponds with two breachs all the time, can not the pivoted fixture block go into in two corresponding breachs more easily card.

Drawings

FIG. 1 is a schematic structural diagram of a continuous book feeding device for a plastic packaging machine;

FIG. 2 is a schematic view of a projecting structure of the positioning adjustment device;

fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a belt conveyer; 11. a frame; 2. a support plate; 21. a clamping part; 22. an ear plate; 23. carrying out top thread; 3. a strip plate; 4. a positioning adjustment device; 41. a slider; 42. a connecting portion; 43. a connecting rod; 431. a rib; 44. a clamping block; 45. a spring; 46. a button; 47. a handle; 5. a baffle plate; 6. a limiting plate; 7. a slide bar; 8. a guide bar; 9. a gasket; 10. a reinforcing rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

Referring to fig. 1, the utility model discloses a be used for plastic packaging machine to walk book device in succession places in the frame 11 of band conveyer 1, including backup pad 2, strip shaped plate 3, positioning control device 4 and baffle 5.

Backup pad 2 is provided with two and sets up respectively in the frame 11 of belt conveyor 1, backup pad 2's lower part integrated into one piece is provided with joint portion 21, the position that joint portion 21 and backup pad 2 are connected is formed with the right angle, bar board 3 is provided with two and vertical one end of fixing keeping away from joint portion 21 in backup pad 2 respectively, the bar opening has been seted up along its length direction on bar board 3, it is equipped with a plurality of breachs to correspond and spaced apart on two inner walls of bar opening length direction, positioning adjustment device 4 is provided with two sets ofly and slides the setting respectively on the bar opening, positioning adjustment device 4's output can block simultaneously in two corresponding breachs, baffle 5 vertical setting and with two sets of positioning adjustment device 4 fixed connection.

When in use, the two supporting plates 2 are correspondingly placed on the rack 11 at the feeding end of the belt conveyor 1, the right-angle part formed by the clamping part 21 and the supporting plates 2 is clamped at the upper part of one end of the rack 11, so that the two supporting plates 2 can be stably arranged on the rack 11, the baffle 5 is adjusted and positioned by the positioning adjusting device 4 according to the thickness of the same batch of books, the distance between the lower part of the baffle 5 and the belt is larger than the thickness of one book and smaller than the thickness of two books, a worker can place a pile of the same books on the conveying belt at one time, when the books are conveyed, the weight of the pile of books is applied to the book at the bottom, so that the friction force between the books at the bottom and the belt is increased, the conveying belt can convey the books at the bottom and pass through the gap between the baffle 5 and the conveying belt, and the rest books are blocked by the baffle 5, then convey the surplus books in proper order, and then just can reduce the staff and put the book on belt conveyer 1 and go out the book frequently reciprocal walking between the end with the plastic packaging machine body on only the condition of a staff for the staff is difficult for feeling tired, reduces the shared unnecessary staff of plastic packaging work, uses manpower sparingly.

Referring to fig. 2 and 3, the positioning adjustment device 4 includes a slider 41, a connecting portion 42, a connecting rod 43, a fixture block 44 and a spring 45, the width of the slider 41 is greater than the width of the strip-shaped opening, two opposite side surfaces of the slider 41 are correspondingly provided with grooves, the depth of the grooves is equal to the width of the strip-shaped opening, the slider 41 is slidably disposed on the strip-shaped opening, the baffle 5 is fixed on one side of the two sliders 41 close to the support plate 2, the connecting portion 42 is fixedly connected with the slider 41 and located on one side of the strip-shaped plate 3, the connecting portion 42 is provided with a through hole with a horizontal axis direction, the cross section of the connecting rod 43 is adapted to the through hole and the connecting rod 43 is movably inserted into the through hole, the end of the connecting rod 43 close to the connecting portion 42 and far away from the strip-shaped plate 3 is integrally provided with a rib, the connecting portion 42 is located between the locking block 44 and the rib 431, the length of the locking block 44 is equal to the distance between two inner walls corresponding to the two corresponding notches, the width of the locking block 44 is consistent with that of the notches, the spring 45 is sleeved on the connecting rod 43 in a compressed state and located between the connecting portion 42 and the locking block 44, and the spring 45 horizontally pushes the locking block 44 to be located in the two corresponding notches.

When the book shelf is used, the sliding block 41 can slide in the strip-shaped opening along the length direction of the strip-shaped opening, under the limiting action of the convex ribs 431 on the connecting rod 43, the spring 45 in a compressed state can always horizontally push the fixture block 44 to be stably clamped in the two notches, so that the sliding block 41 can be relatively positioned in the strip-shaped opening, when the height of the baffle 5 is required to be adjusted according to the thickness of a book, a worker horizontally presses one end of the connecting rod 43, which is far away from the convex ribs 431, so that the fixture block 44 is horizontally separated from the two notches and secondarily compressed the spring 45, then the sliding block moves up and down along the length direction of the strip-shaped opening, after the connecting rod 43 is loosened, the spring 45 in secondary compression horizontally pushes the fixture block 44 to be opened in the two corresponding notches, so that the adjustment of the gap between the baffle 5 and a conveyor belt is realized, the baffle 5 is positioned, and a, simple structure, easy operation, the staff of being convenient for uses.

Referring to fig. 2, preferably, the connecting rod 43 is a rectangular parallelepiped, the through hole formed in the connecting portion 42 is a rectangular hole adapted to the cross section of the connecting rod 43, and the rectangular connecting rod 43 is in the rectangular hole adapted to the cylindrical connecting rod 43 and cannot rotate relatively, so that the latch 44 can always maintain a state corresponding to two notches, and the latch 44 that cannot rotate is more easily latched into the two corresponding notches.

Preferably, be provided with the arc transition at the border department that two breachs are close to connecting rod 43 bead 431 one side and the border department that fixture block 44 deviates from connecting rod 43 one side, the arc transition at breach border can form the flaring to the lower part of breach, increases the area that the breach corresponds fixture block 44, the arc transition of fixture block 44 can reduce the area that fixture block 44 corresponds the breach, under the less lateral part of fixture block 44 and the great open-ended mating reaction of breach for the fixture block 44 and the easier block of breach of mutual adaptation.

The positioning adjusting device 4 further comprises a button 46, the connecting rod 43 fixed by the button 46 is far away from one end of the convex rib 431, the cross section of the button 46 is larger than that of the connecting rod 43, one side of the connecting rod 43, which deviates from the cross section, is arranged to be a spherical surface, the button 46 can increase the contact area between the fingers and the end part of the connecting rod 43 when the worker presses the connecting rod 43, the pressure intensity of the fingers of the worker is effectively reduced, the pricking feeling of the fingers of the worker is reduced, and meanwhile, the worker can press the connecting rod 43 downwards conveniently.

The positioning and adjusting device 4 further comprises a handle 47, the handle 47 is in a U shape, the two ends of the handle are fixed on the side, away from the baffle 5, of the sliding block 41, the length direction of the sliding block is parallel to the length direction of the strip-shaped plate 3, when an operator needs to adjust the position of the baffle 5, the operator holds the handle 47 with a hand and presses the button 46 with the thumb, after the clamping block 44 is separated from the notch, the operator can move the sliding block 41 through the handle 47, and the position of the baffle 5 can be adjusted conveniently.

Combine fig. 1 and fig. 3, during the in-service use, need the slope to place when the staff places a pile of books on the conveyer belt and places, the slope can make a part of below books contact with continuous pivoted conveyer belt earlier when placing, can take place the slope after a pile of books are whole to be placed on the conveyer belt, and then the corner that can appear books and baffle 5 butt and form the damage to its corner, be provided with limiting plate 6 for this reason, slide bar 7 and guide bar 8 for book on the conveyer belt carries on spacingly.

Limiting plate 6 sets up between two backup pads 2 and its place face is parallel to each other with backup pad 2 place face, slide bar 7 activity is worn to establish on a backup pad 2, its length direction perpendicular to backup pad 2 place face, slide bar 7 is located the one end between two backup pads 2 and limiting plate 6 fixed connection, backup pad 2 is gone up to be fixed with otic placode 22 and the otic placode 22 is located the top of slide bar 7, vertical threaded connection has jackscrew 23 on the otic placode 22, the lower extreme of jackscrew 23 can carry out the butt with slide bar 7, guide bar 8 is provided with two, the length direction of two guide bars 8 is parallel to each other with the length direction of slide bar 7, two equal activities of guide bar 8 are worn to establish in backup pad 2 that is provided with slide bar 7 and with limiting plate 6 fixed connection, the length of guide bar 8 and slide bar 7 all is not less than the vertical interval.

According to the width of books, promote slide bar 7 and adjust the spacing distance between limiting plate 6 and the backup pad 2 that does not have otic placode 22, make the interval between the two be a bit more than the width of books, then twist jackscrew 23 and make jackscrew 23 support slide bar 7 tightly, fix a position limiting plate 6, place a pile of books on the conveyer belt between limiting plate 6 and backup pad 2 after, limiting plate 6 limits books with backup pad 2, make the difficult condition that the slope appears of books on the conveyer belt, and then reduce the books corner and baffle 5 butt and impaired condition takes place.

Referring to fig. 1, it still includes gasket 9 and stiffener 10 to walk the book device in succession, gasket 9 is provided with two and respectively fixed mounting in the lower part of two backup pads 2, gasket 9 is made by flexible material, for example plastics, rubber etc., stiffener 10 fixed connection is on two backup pads 2 and is located the top of joint portion 21, two gaskets 9 can increase the frictional force between two backup pads 2 and the frame 11 of belt conveyer 1, and then when the staff runs into backup pad 2 because the misoperation, backup pad 2 is difficult for taking place to remove in the direction of perpendicular to face, and then increase the reliability when using, stiffener 10 carries out fixed connection to two backup pads 2, increase the holistic structural stability of book device of walking in succession.

The embodiment of this embodiment is the utility model discloses preferred embodiment is not according to this restriction the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a be used for plastic packaging machine to walk book device in succession, places on frame (11) of belt conveyer (1), its characterized in that: comprises a supporting plate (2), a strip-shaped plate (3), a positioning adjusting device (4) and a baffle (5), two supporting plates (2) are arranged and are respectively arranged on the frame (11), the lower part of the supporting plates (2) is integrally formed with a clamping part (21), the connecting position of the clamping part (21) and the supporting plate (2) forms a right angle, the strip-shaped plates (3) are provided with two strips which are respectively and vertically fixed at one end of the supporting plate (2) far away from the clamping part (21), strip-shaped openings are arranged on the strip-shaped plates (3) along the length direction, a plurality of gaps are correspondingly and separately arranged on the two inner walls in the length direction of the strip-shaped opening, two groups of positioning and adjusting devices (4) are arranged on the strip-shaped opening in a sliding way respectively, the output ends of the positioning and adjusting devices (4) can be clamped in the two corresponding gaps simultaneously, the baffle (5) is fixedly connected with the two groups of positioning adjusting devices (4).

2. The continuous book feeding device for the plastic packaging machine according to claim 1, characterized in that: the positioning adjusting device (4) comprises a sliding block (41), a connecting part (42), a connecting rod (43), a clamping block (44) and a spring (45), wherein the width of the sliding block (41) is greater than the width of the strip-shaped opening, two opposite side surfaces of the sliding block (41) are correspondingly provided with grooves, the depth of each groove is equal to the width of the strip-shaped opening, the sliding block (41) is arranged on the strip-shaped opening in a sliding manner, the baffle (5) is fixed on the two sliding blocks (41), the connecting part (42) is fixedly connected with the sliding block (41) and is positioned on one side of the strip-shaped plate (3), the connecting rod (43) is horizontally arranged and movably penetrates through the connecting part (42), a convex rib (431) is integrally arranged on the end part, close to the connecting part (42), far away from the strip-shaped plate (3), the clamping block (44) is fixed on the connecting rod (43), and the connecting part (42, the length of the clamping block (44) is equal to the distance between the two inner walls opposite to the two corresponding notches, the width of the clamping block is consistent with that of the notches, the spring (45) is sleeved on the connecting rod (43) in a compressed state and is located between the connecting part (42) and the clamping block (44), and the spring (45) horizontally pushes the clamping block (44) to be located in the two corresponding notches.

3. The continuous book feeding device for the plastic packaging machine according to claim 2, characterized in that: the connecting rod (43) is arranged to be a cuboid, and a rectangular hole matched with the cross section of the connecting rod (43) is formed in the connecting portion (42).

4. The continuous book feeding device for the plastic packaging machine according to claim 2, characterized in that: arc-shaped transition is arranged at the edge of one side of the two notches, which is close to the convex rib (431) of the connecting rod (43), and the edge of one side of the clamping block (44), which is far away from the connecting rod (43).

5. The continuous book feeding device for the plastic packaging machine according to claim 2, characterized in that: the positioning adjusting device (4) further comprises a button (46), the connecting rod (43) fixed by the button (46) is arranged on one end, away from the convex rib (431), of the connecting rod (43), and the cross section of the button (46) is larger than that of the connecting rod (43) and one side, away from the connecting rod (43), of the connecting rod is arranged to be a spherical surface.

6. The continuous book feeding device for the plastic packaging machine according to claim 2 or 5, characterized in that: still include handle (47), handle (47) are the U type form, and its both ends fixed sliding block (41) deviate from one side of baffle (5) and the length direction of its length direction and strip shaped plate (3) is parallel to each other.

7. The continuous book feeding device for the plastic packaging machine according to claim 1, characterized in that: the limiting plate (6) is arranged between two supporting plates (2), the slide rod (7) is movably arranged on one supporting plate (2) in a penetrating mode, the length direction of the slide rod is perpendicular to the surface of the supporting plate (2), one end, located between the two supporting plates (2), of the slide rod (7) is fixedly connected with the limiting plate (6), the supporting plate (2) is fixedly provided with an ear plate (22), the ear plate (22) is located above the slide rod (7), the ear plate (22) is vertically in threaded connection with a jackscrew (23), the lower end of the jackscrew (23) can be abutted against the slide rod (7), the two guide rods (8) are arranged, the length directions of the two guide rods (8) are parallel to the length direction of the slide rod (7), the two guide rods (8) are movably arranged on the supporting plate (2) provided with the slide rod (7) in a penetrating mode and are fixedly connected with the limiting plate (6), the length of the guide rod (8) and the slide rod (7) is not less than the vertical distance between the two support plates (2).

8. The continuous book feeding device for the plastic packaging machine according to claim 7, characterized in that: still include gasket (9) and stiffener (10), gasket (9) are provided with two and respectively fixed mounting in the lower part of two backup pads (2), and gasket (9) are made by flexible material, stiffener (10) fixed connection is on two backup pads (2) and is located the top of joint portion (21).