CN217833886U

CN217833886U - Printed product leftover material raking mechanism

Info

Publication number: CN217833886U
Application number: CN202222356020.5U
Authority: CN
Inventors: 蓝国欣; 卢剑彪
Original assignee: Shantou Shunxinlong Printing Machinery Co ltd
Current assignee: Shantou Shunxinlong Printing Machinery Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2022-11-18
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a printing article leftover bits harrow except that mechanism, its characterized in that: comprises a rake removing support, a rake base, at least one rake and a reciprocating swing mechanism which can drive the rake base to swing back and forth; the reciprocating swing mechanism is arranged on the raking support, the rake seat is arranged on the power output end of the reciprocating swing mechanism, and the rake is arranged on the rake seat. The printed product leftover material raking mechanism firstly adjusts the raking support to a proper position so that the rake is in contact with the whole edge of the overprinted product; and the rake seat is driven to swing back and forth by the back and forth swing mechanism, so that the rake on the rake seat turns downwards towards the corners of the whole overprint product and digs down towards the edge materials, and the edge materials raked by the rake are raked out, so that the rake can be automatically adjusted to be in contact with the corners of the whole overprint product, the alignment is accurate, and the waste removing efficiency is improved.

Description

Printed product leftover material raking mechanism

Technical Field

The utility model relates to a printing article processing equipment, in particular to printing article leftover bits harrow removes mechanism.

Background

In the production process of printed products (particularly die-cut paper products), a die-cutting device needs to remove corners on a paper board and then cut out a plurality of printed product units according to the designed shapes of the printed products. In order to improve the die cutting efficiency, some manufacturers adopt a printed matter waste removing machine to remove the corners of the overprinted products.

The applicant applies Chinese utility model patent with the publication number of CN217072613U (publication number of 2022: 07 month 29), which discloses a whole stack printed product leftover material waste removing machine, comprising a frame, a lifting mechanism, a lifting frame, a material bearing table, a pressing mechanism and at least one leftover material removing mechanism, wherein the lifting mechanism is arranged on the frame, the lifting frame is arranged on the lifting mechanism, the leftover material removing mechanism is arranged on the lifting frame, the material bearing table is movably arranged at the bottom of the frame, and the pressing mechanism is arranged at the top of the frame and corresponds to the material bearing table; the working process of the rim charge removing mechanism is as follows: the position of rejecting driving motor, first shaft coupling, second shaft coupling, transmission shaft, clear useless gear is adjusted suitable position simultaneously earlier through first slip adjustment mechanism, second slip adjustment mechanism, makes clear useless gear and whole overprinting goods corner contact, and the rethread is rejected driving motor drive transmission shaft and is rotated for clear useless gear rotates along with the rotation of transmission shaft, and the rotation through clear useless gear comes the rim charge of whole overprinting goods to clear away gradually. Although this kind of rim charge mechanism of rejecting can be to hundreds of printed matters or even thousands of printed matters superpose from top to bottom together clear useless, improve clear useless efficiency, the size of printed matter has multiple specification, when clearing useless to the printed matters of different specifications, need readjust clear useless gear's position so that it cooperates with whole pile of contact of printed matter corner, because the mounted position of the clear useless gear of transmission epaxial is difficult to adjust, when changing different specifications printed matters and clear useless every time, need spend a large amount of time to adjust clear useless gear's position, influence clear useless efficiency. In addition, after the whole stack of printed products is placed on the material bearing table, the whole stack of printed products cannot be absolutely vertical and neat in the up-down direction, the waste clearing gear and the whole stack of printed products are not aligned accurately in the edge and corner, and when waste is cleared below the whole stack of printed products, the printed products are easily damaged by mistake.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a printing article leftover bits harrow except that mechanism is provided, this kind of printing article leftover bits harrow except that mechanism can be automatic with whole pile of printed matter corner contact cooperation, and the counterpoint is accurate, improves clear useless efficiency.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

the utility model provides a printed matter leftover bits rake removes mechanism which characterized in that: comprises a rake removing support, a nail and rake seat, at least one nail rake and a reciprocating swing mechanism which can drive the nail and rake seat to swing back and forth; the reciprocating swing mechanism is arranged on the raking support, the rake seat is arranged on the power output end of the reciprocating swing mechanism, and the rake is arranged on the rake seat.

The above definition of front and rear: the whole printed product is taken as a reference object, one side of the rake close to the whole printed product is taken as the front, and one side of the rake far away from the whole printed product is taken as the back.

The working process of the printed product leftover material raking mechanism is as follows: firstly, adjusting the raking support to a proper position to enable the rake to be in contact with the corners of the whole stack of printed products; and then the rake seat is driven by the reciprocating swing mechanism to swing in a reciprocating way, so that the rake on the rake seat turns downwards towards the corners of the whole stack of printed products and is pulled down towards the edge materials, and the edge materials raked by the rake are raked.

In a preferred scheme, the reciprocating swing mechanism comprises a transmission shaft, a reciprocating linkage mechanism, a swing mechanism and a driving device capable of driving the transmission shaft to rotate, the driving device is installed on the raking support, and the transmission shaft is rotatably installed on the raking support and is in transmission connection with a power output end of the driving device; the nail and rake seat is arranged on the front side of the transmission shaft, the end part of the transmission shaft is linked with the end part of the nail and rake seat through the reciprocating linkage mechanism, the fixed end of the swing mechanism is arranged on the end part of the nail and rake seat, and the swing end of the swing mechanism is linked with the reciprocating linkage mechanism. The driving device drives the transmission shaft to rotate, so that the reciprocating linkage mechanism acts to drive the rake seat to reciprocate back and forth, and the rake seat can reciprocate back and forth under the linkage of the swinging mechanism.

In a further preferred scheme, the reciprocating linkage mechanism comprises a first connecting rod and a second connecting rod, the front end of the raking support is provided with a strip-shaped guide hole, and the end part of the nailing and raking seat is positioned in the strip-shaped guide hole and can move in the strip-shaped guide hole; the fixed end of the first connecting rod is connected with the transmission shaft, one end of the second connecting rod is hinged with the movable end of the first connecting rod, and the other end of the second connecting rod is hinged with the end part of the nail and rake seat. The other end of the second connecting rod is used as a power output end of the reciprocating swing mechanism, the transmission shaft, the first connecting rod and the second connecting rod form an eccentric driving structure, the nail and rake seat is driven to reciprocate back and forth in the strip-shaped guide hole under the guidance of the strip-shaped guide hole, namely, the nail and rake seat is driven to move from front to back and then gradually switched to move from back to front, and meanwhile, the linked swing mechanism drives the nail rake on the nail rake seat to rake off the leftover materials of the whole overprint product.

In a further preferable scheme, a rotatable pulley is arranged at the end part of the nail and rake seat, and the pulley is positioned in the strip-shaped guide hole. The rotatable pulley is arranged on the end part of the nail and rake seat, so that the end part of the nail and rake seat can slide in the strip-shaped guide hole more smoothly.

In a further preferable scheme, the swing mechanism comprises a cam, a straight rod, a cross rod and a tension spring, the cam is installed at the end part of the transmission shaft, the lower end of the straight rod is connected with the end part of the nail and rake seat, the front end of the cross rod is connected with the upper end of the straight rod, and the rear end of the cross rod is connected with the rear end of the rake removing support through the tension spring; the lower surface of the cross rod is attached to the wheel surface of the cam. The straight rod plays a guiding role in turning the nail and rake seat. The rear end of the cross rod is connected with the rear end of the rake removing support through the tension spring, and under the elastic action of the tension spring, the lower surface of the cross rod is tightly pressed on the wheel surface of the cam, so that the cross rod swings at the high and low positions of the cam along with the rotation of the cam, and the rake type operation of the rake is realized by driving the rake base to overturn.

In a still further preferable scheme, the cam is a sector cam, the sector cam is provided with an arc-shaped wheel surface and two straight line segment wheel surfaces, and the circle center of the sector cam is installed on the transmission shaft. When the transmission shaft drives the sector cam to rotate, the sector cam changes from a low position to a high position from a straight-line segment wheel surface to an arc-shaped segment wheel surface, so that the high position and the low position of the sector cam can be rapidly switched.

In a further preferred scheme, the driving device comprises a driving motor and a speed reducer, the driving motor and the speed reducer are both mounted on the raking support, a power output shaft of the driving motor is connected with a power input shaft of the speed reducer, and the transmission shaft is in transmission connection with the power output shaft of the speed reducer. Through the arrangement, the driving motor can drive the transmission shaft to rotate by the power output shaft of the speed reducer after the rotating speed of the speed reducer is reduced, and then the reciprocating linkage mechanism is driven to act.

In the preferred scheme, a plurality of positioning screw holes are formed in the nail and rake seat, positioning bolts are installed in the positioning screw holes, through holes are formed in the fixed end of the nail and rake, the rod parts of the positioning bolts penetrate through the through holes, and the head parts of the positioning bolts and the upper surface of the nail and rake seat clamp the fixed end of the nail and rake together. The fixed end of the rake is fixedly arranged on the rake seat by arranging a plurality of positioning screw holes on the rake seat and utilizing a positioning bolt to penetrate through a through hole on the fixed end of the rake and be locked in the positioning screw holes on the upper surface of the rake seat.

In a further preferred scheme, the rake comprises a rake rod and at least one grabbing nail, the fixed end of the rake rod is installed on the rake seat, the grabbing nail is installed on the free end of the rake rod, and the nail tip of the grabbing nail is arranged downwards. When the nail and rake seat is driven by the reciprocating swing mechanism to swing back and forth, the tip of the nail grabbing nail on the rake rod carries out self-up-down digging on the rim charge of the whole stack of printed products, and then the knocked rim charge is raked back.

Compared with the prior art, the utility model, have following advantage:

the printed product leftover material raking mechanism drives the rake on the rake seat to rake from top to bottom through the reciprocating swing mechanism, can automatically adjust the rake to be in contact with the whole stack of printed product leftover bits and pieces, is accurate in alignment, and improves waste cleaning efficiency.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a swing mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a reciprocating linkage mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural view of the rake according to the embodiment of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, the printed leftover material raking mechanism in the embodiment includes a raking support 1, a rake base 2, three rakes 3, and a reciprocating swing mechanism 4 capable of driving the rake base 2 to swing back and forth; the reciprocating swing mechanism 4 is arranged on the raking support 1, the rake seat 2 is arranged on the power output end of the reciprocating swing mechanism 4, and the rake 3 is arranged on the rake seat 2.

The definition of the above front and back: the whole overprinted product is taken as a reference object, one side of the rake 3 close to the whole overprinted product is taken as the front, and one side of the rake 3 far away from the whole overprinted product is taken as the back.

The working process of the printed product leftover material raking mechanism is as follows: firstly, adjusting the raking support 1 to a proper position to enable the rake 3 to be in contact with the corners of the whole overprinting product; and then the nail and rake seat 2 is driven to swing back and forth by the back and forth swing mechanism 4, so that the nail rake 3 on the nail and rake seat 2 turns downwards towards the edge corner of the whole stack of printed products and digs downwards towards the edge materials, and then the edge materials raked by the nail rake 3 are raked.

The reciprocating swing mechanism 4 comprises a transmission shaft 41, a reciprocating linkage mechanism 42, a swing mechanism 43 and a driving device 44 capable of driving the transmission shaft 41 to rotate, the driving device 44 is installed on the raking support 1, and the transmission shaft 41 is rotatably installed on the raking support 1 and is in transmission connection with a power output end of the driving device 44; the nail and rake seat 2 is positioned at the front side of the transmission shaft 41, the end part of the transmission shaft 41 is linked with the end part of the nail and rake seat 2 through the reciprocating linkage mechanism 42, the fixed end of the swing mechanism 43 is arranged on the end part of the nail and rake seat 2, and the swing end of the swing mechanism 43 is linked with the reciprocating linkage mechanism 42. The driving device 44 drives the transmission shaft 41 to rotate, so that the reciprocating linkage mechanism 42 acts to drive the nail and rake base 2 to reciprocate back and forth, and the nail and rake base 2 can reciprocate back and forth under the linkage of the swinging mechanism 43.

The reciprocating linkage mechanism 42 comprises a first connecting rod 421 and a second connecting rod 422, the front end of the raking support 1 is provided with a strip-shaped guide hole 11, and the end part of the nailing and raking seat 2 is positioned in the strip-shaped guide hole 11 and can move in the strip-shaped guide hole 11; the fixed end of the first link 421 is connected to the transmission shaft 41, one end of the second link 422 is hinged to the movable end of the first link 421, and the other end of the second link 422 is hinged to the end of the rake base 2. The other end of the second connecting rod 422 is used as the power output end of the reciprocating swing mechanism 4, the transmission shaft 41, the first connecting rod 421 and the second connecting rod 422 form an eccentric driving structure, the nail and rake seat 2 is driven to reciprocate back and forth in the strip-shaped guide hole 11 under the guidance of the strip-shaped guide hole 11, namely, the nail and rake seat moves from front to back and then gradually switches from back to front, and meanwhile, the linked swing mechanism 43 drives the nail and rake 3 on the nail and rake seat 2 to rake off the leftover materials of the overprint products.

The end part of the nail and rake seat 2 is provided with a rotatable pulley 21, and the pulley 21 is positioned in the strip-shaped guide hole 11. The rotatable pulley 21 is arranged at the end part of the nail and rake seat 2, so that the end part of the nail and rake seat 2 can slide in the strip-shaped guide hole 11 more smoothly.

The swing mechanism 43 comprises a cam 431, a straight rod 432, a cross rod 433 and a tension spring 434, the cam 431 is installed at the end part of the transmission shaft 41, the lower end of the straight rod 432 is connected with the end part of the nail and rake seat 2, the front end of the cross rod 433 is connected with the upper end of the straight rod 432, and the rear end of the cross rod 433 is connected with the rear end of the rake removing seat 1 through the tension spring 434; the lower surface of the cross bar 433 abuts against the tread of the cam 431. The straight rod 432 is used for guiding the nail and rake base 2 to turn over. The rear end of the cross rod 433 is connected with the rear end of the rake removal support 1 through the tension spring 434, and under the elastic action of the tension spring 434, the lower surface of the cross rod 433 is tightly pressed on the wheel surface of the cam 431, so that the cross rod 433 swings at the high-low positions of the cam 431 along with the rotation of the cam 431, and the rake type operation of the rake 3 is realized by driving the rake base 2 to overturn.

The cam 431 is a sector cam, and the sector cam is provided with an arc-shaped wheel surface 4311 and two straight-line wheel surfaces 4312, and the circle center of the sector cam is arranged on the transmission shaft 41. When the transmission shaft 41 drives the sector cam to rotate, the sector cam changes from a low position to a high position from the straight-line segment wheel surface 4312 to the arc-shaped segment wheel surface 4311, so that the sector cam can rapidly switch the high and low positions.

The driving device 44 comprises a driving motor 441 and a speed reducer 442, the driving motor 441 and the speed reducer 442 are both mounted on the raking bracket 1, a power output shaft of the driving motor 441 is coupled with a power input shaft of the speed reducer 442, and the transmission shaft 41 is in transmission connection with the power output shaft of the speed reducer 442. With this arrangement, the driving motor 441 can reduce the rotation speed of the speed reducer 442, and then the power output shaft of the speed reducer 442 drives the transmission shaft 41 to rotate, thereby driving the reciprocating link mechanism 42 to operate.

The nail and rake seat 2 is provided with a plurality of positioning screw holes 22, positioning bolts 23 are installed in the positioning screw holes 22, through holes 31 are formed in the fixed ends of the nail and rake 3, the rod parts of the positioning bolts 23 penetrate through the through holes 31, and the head parts of the positioning bolts 23 and the upper surface of the nail and rake seat 2 clamp the fixed ends of the nail and rake 3 together. The fixed end of the rake 3 is fixedly arranged on the rake seat 2 by arranging a plurality of positioning screw holes 22 on the rake seat 2 and utilizing the positioning bolts 23 to penetrate through the through holes 31 on the fixed end of the rake 3 and be locked in the positioning screw holes 22 on the upper surface of the rake seat 2.

The rake 3 comprises a rake rod 32 and three grabbing nails 33, wherein the fixed end of the rake rod 32 is arranged on the rake seat 2, the grabbing nails 33 are arranged on the free end of the rake rod 32, and the nail tips of the grabbing nails 33 are arranged downwards. When the nail harrow seat 2 is driven by the reciprocating swing mechanism 4 to swing back and forth, the nail tip of the grabbing nail 33 on the harrow bar 32 digs the rim charge of the whole stack of printed products from top to bottom, and then rakes the digged rim charge backwards.

In addition, it should be noted that the names of the various parts of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structures, characteristics and principles of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a printed matter leftover bits rake removes mechanism which characterized in that: comprises a rake removing support, a nail and rake seat, at least one nail rake and a reciprocating swing mechanism which can drive the nail and rake seat to swing back and forth; the reciprocating swing mechanism is arranged on the rake removing support, the rake seat is arranged on the power output end of the reciprocating swing mechanism, and the rake is arranged on the rake seat.

2. The printed product scrap raking mechanism according to claim 1, wherein: the reciprocating swing mechanism comprises a transmission shaft, a reciprocating linkage mechanism, a swing mechanism and a driving device capable of driving the transmission shaft to rotate, the driving device is installed on the raking support, and the transmission shaft is rotatably installed on the raking support and is in transmission connection with a power output end of the driving device; the nail and rake seat is arranged on the front side of the transmission shaft, the end part of the transmission shaft is linked with the end part of the nail and rake seat through the reciprocating linkage mechanism, the fixed end of the swing mechanism is arranged on the end part of the nail and rake seat, and the swing end of the swing mechanism is linked with the reciprocating linkage mechanism.

3. The printed product scrap raking mechanism according to claim 2, wherein: the reciprocating linkage mechanism comprises a first connecting rod and a second connecting rod, the front end of the raking support is provided with a strip-shaped guide hole, and the end part of the nailing and raking seat is positioned in the strip-shaped guide hole and can move in the strip-shaped guide hole; the fixed end of the first connecting rod is connected with the transmission shaft, one end of the second connecting rod is hinged with the movable end of the first connecting rod, and the other end of the second connecting rod is hinged with the end part of the nail and rake seat.

4. The printed matter leftover material raking mechanism as claimed in claim 3, wherein: the end part of the nail and rake seat is provided with a rotatable pulley which is positioned in the strip-shaped guide hole.

5. The printed matter leftover bits raking mechanism of claim 3, wherein: the swing mechanism comprises a cam, a straight rod, a cross rod and a tension spring, the cam is installed at the end part of the transmission shaft, the lower end of the straight rod is connected with the end part of the nail and rake seat, the front end of the cross rod is connected with the upper end of the straight rod, and the rear end of the cross rod is connected with the rear end of the rake removing support through the tension spring; the lower surface of the cross rod is attached to the wheel surface of the cam.

6. The printed matter leftover bits raking mechanism of claim 5, wherein: the cam is a sector cam, the sector cam is provided with an arc-shaped wheel surface and two straight-line-segment wheel surfaces, and the circle center of the sector cam is installed on the transmission shaft.

7. The printed product scrap raking mechanism according to claim 2, wherein: the driving device comprises a driving motor and a speed reducer, the driving motor and the speed reducer are both arranged on the raking support, a power output shaft of the driving motor is connected with a power input shaft of the speed reducer, and the transmission shaft is in transmission connection with the power output shaft of the speed reducer.

8. The printed product scrap raking mechanism according to claim 1, wherein: the nail and rake seat is provided with a plurality of positioning screw holes, positioning bolts are installed in the positioning screw holes, through holes are formed in the fixed end of the nail and rake, the rod parts of the positioning bolts penetrate through the through holes, and the head parts of the positioning bolts and the upper surface of the nail and rake seat clamp the fixed end of the nail and rake together.

9. The printed product scrap raking mechanism according to claim 8, wherein: the rake comprises a rake rod and at least one grabbing nail, the fixed end of the rake rod is arranged on the rake seat, the grabbing nail is arranged on the free end of the rake rod, and the nail tip of the grabbing nail is arranged downwards.