CN214455311U - Paper suction mechanism and horizontal collating machine - Google Patents
Paper suction mechanism and horizontal collating machine Download PDFInfo
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- CN214455311U CN214455311U CN202021423239.7U CN202021423239U CN214455311U CN 214455311 U CN214455311 U CN 214455311U CN 202021423239 U CN202021423239 U CN 202021423239U CN 214455311 U CN214455311 U CN 214455311U
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Abstract
The utility model discloses a paper suction mechanism and a horizontal collating machine, which comprises an air duct, a supporting arm, a sucker and a top device, wherein two ends of the air duct are respectively connected with the supporting arm, the suckers are connected into a row and arranged at the bottom of the air duct, one end of the supporting arm is fixedly connected with the air duct, the other end is rotatably connected with a frame of the collating machine, the middle part is hinged with the top device, the paper suction mechanism jacks up the supporting arm through the top device to drive the sucker to move upwards, the movement track of the sucker is a pitch arc, after the paper suction mechanism is used for the collating machine, the collating machine also comprises a frame and a paper clamping mechanism, a paper conveying mechanism and a paper lifting mechanism which are arranged on the frame, the sucker is positioned above one side of the paper lifting platform which is close to the paper clamping mechanism, the starting point of the movement of the sucker is tangent to the plane of a paper pile, when the paper is sucked upwards in an inclined way, the first paper and the second paper generate displacement in the horizontal direction, double paper is avoided, the sucking disc slopes gradually in the process of the absorption, and the curvature of the bending part of the paper which is transited from the absorbed end to the drooping end is small, so that the paper is not easy to fall off.
Description
Technical Field
The utility model relates to a inhale paper mechanism and horizontal collating machine belongs to the lithography apparatus field.
Background
The horizontal collating machine comprises a frame, and a paper lifting mechanism, a paper suction mechanism, a paper clamping mechanism and a paper conveying mechanism which are arranged on the frame. The paper lifting mechanism is used for placing the stacked paper and lifting the stacked paper in the working process of the assembling machine, and the stacked paper is lifted up to facilitate the paper suction mechanism to suck the paper; the paper clamping mechanism is used for clamping the paper sucked by the paper sucking mechanism and sending the paper to the paper conveying mechanism; the paper conveying mechanism advances one station after receiving one paper (one page), and a plurality of paper lifting mechanisms on the horizontal collating machine are arranged in a straight line and are used for placing paper piles with different page numbers on different paper lifting mechanisms according to the page number sequence, so that continuous collating can be realized.
In the prior art, a paper suction mode of a paper suction mechanism of a horizontal collating machine is to suck paper vertically, namely, a paper stack is horizontally placed on a paper lifting mechanism, the paper suction mechanism is arranged above the paper stack, a suction cup arranged on the paper suction mechanism vertically moves downwards to suck the uppermost paper of the paper stack, then moves upwards, and a paper frame is moved away by a paper clamping mechanism. The vertical suction paper is divided into the following two forms:
first, the paper suction mechanism is provided with suckers above four corners of the paper stack, so that the four corners of the paper are sucked when the paper is sucked, and the whole paper is sucked. The mode is easy to cause the condition of double sheets, when the paper stack is relatively orderly and flat, air hardly exists between the adjacent sheets, the weight of a single sheet of paper is light, the suction cup moves vertically, the adjacent sheets with completely overlapped outlines are easy to suck at the same time, although the suction cup sucks only the first sheet on the paper stack, the second sheet is taken away by the first sheet due to the action of atmospheric pressure. This results in two pages of the same book having the same contents.
And secondly, the sucker of the paper suction mechanism is arranged above one side of the paper pile close to the paper clamping mechanism, and only two corners of one end of the paper close to the paper clamping mechanism are sucked when the paper is sucked. The mode can avoid the condition of double sheets, because only one end of the paper can be greatly bent when being sucked, the paper is beneficial to mutually separating the adjacent paper with completely overlapped outlines. However, in this way, the situation of page missing easily occurs, after one end of the paper is vertically sucked up, the curvature of the bending part which is transited from the sucked-up end of the paper to the hung-down end is larger, and the paper is easily separated from the sucking disc in the upward movement process of the sucking disc and falls back to the paper pile, so that the page missing of the book is caused.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a paper suction mechanism for reducing the occurrence of double-sheet and missing pages.
The utility model provides a technical scheme that its technical problem adopted is:
the paper suction mechanism comprises an air guide pipe, supporting arms, suckers and an upper jacking device, wherein two ends of the air guide pipe are respectively connected with one supporting arm, the suckers are connected into a row and arranged at the bottom of the air guide pipe and communicated with the air guide pipe, one end of each supporting arm is fixedly connected with the air guide pipe, the other end of each supporting arm is rotatably connected to a rack of a collating machine, the middle part of each supporting arm is hinged to the upper jacking device, and the air guide pipe is communicated with an air suction pipe connected with an external exhaust fan.
Preferably, the top device is an air cylinder, the output end of the air cylinder is hinged with the middle part of the supporting arm, and the other end of the air cylinder is rotatably connected to a frame of the collating machine.
Preferably, the jacking device comprises a mandril, a ram and a cam, the upper end of the mandril is hinged with the middle part of the supporting arm, one end of the ram is hinged with the lower end of the mandril, the other end of the ram is rotatably connected to the frame of the collating machine, the middle part of the ram is lapped on the cam, and the rotating shaft of the cam is rotatably connected to the frame of the collating machine and is in transmission connection with the output end of a motor.
In order to overcome the defects of the prior art, the utility model also provides an adopt the above-mentioned horizontal collating machine who inhales paper mechanism, its technical scheme who adopts is:
a horizontal collating machine comprises a rack, a paper clamping mechanism, a paper conveying mechanism, a paper lifting mechanism and a paper sucking mechanism, wherein the paper clamping mechanism, the paper conveying mechanism and the paper lifting mechanism are arranged on the rack, the paper lifting mechanism comprises a paper lifting table and a driving device for driving the paper lifting table to lift, and a sucker is positioned above one side, close to the paper clamping mechanism, of the paper lifting table.
Preferably, the paper clamping mechanism comprises a chain, a guide wheel, a reciprocating rod, paper clamps and a driving mechanism for driving the chain to move, the chain and the guide wheel are symmetrically arranged on two inner sides of the rack, the chain winds around the guide wheel to form a loop, the reciprocating rod is parallel to the air guide pipe, two ends of the reciprocating rod are respectively installed on the chain, and the paper clamps are connected to the reciprocating rod in a row.
The driving mechanism comprises the following two forms:
the driving mechanism comprises a push block connected to the chain, a crank connected to the output end of the motor, and a swing rod hinged to the crank, and the swing rod is in transmission connection with the push block.
Preferably, the inboard invagination of frame is provided with the spout, it is provided with the slider to slide in the spout, the pendulum rod for with the other end of the articulated one end of crank with the slider is articulated, ejector pad and slider are through a telescopic link transmission, the middle part swivelling joint of telescopic link is in the frame, both ends are the telescopic structure, wherein one end with the ejector pad is articulated, the other end with the slider is articulated, the telescopic link with frame swivelling joint department to with the articulated distance of ejector pad is greater than the telescopic link with frame swivelling joint department to with the articulated distance of slider.
The driving mechanism comprises a second-stage chain wheel which is rotatably connected to the inner side of the rack, the motor is a bidirectional motor, the first stage of the second-stage chain wheel with the large diameter is meshed with the chain, and the first stage of the second-stage chain wheel with the small diameter is connected to the motor in a transmission mode.
The utility model has the advantages that: the paper suction mechanism of the utility model jacks up the supporting arm through the jacking device to drive the sucker to move upwards, the motion trail of the sucker is a section of arc, after the paper suction mechanism is used for the horizontal collating machine, the starting point of the arc motion of the sucker is tangent to the plane of the paper stack, when the first paper on the top surface of the paper stack is sucked up in the oblique direction, the first paper and the second paper can be displaced in the horizontal direction, and the situation of double paper is avoided; and the sucking disc also inclines gradually in the sucking-up process, the curvature of the bending part of the paper which is transited from the sucked-up end to the hung-down end is small, the paper is not easy to fall off, and the occurrence frequency of page missing is favorably reduced greatly.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural view of the present invention when the inner side of the frame is viewed from the front;
fig. 2 is a second schematic structural view of the present invention when the inner side surface of the frame is viewed;
fig. 3 is a third schematic structural view of the present invention when the inner side surface of the frame is viewed;
FIG. 4 is a fourth schematic structural view of the present invention when the inner side surface of the frame is viewed;
FIG. 5 is a front view of a horizontal collator;
FIG. 6 is a schematic view of the cross-sectional structure of the horizontal collating machine at different depths in the main viewing direction;
FIG. 7 is a perspective view of a horizontal collator;
fig. 8 is a comparison graph of the bending state of the paper caused by the vertical paper suction and the paper suction of the present invention.
Detailed Description
Referring to fig. 1 and 6, the paper suction mechanism comprises an air guide pipe 1, support arms 11, suckers 12 and a top lifting device, wherein two ends of the air guide pipe 1 are respectively connected with one of the support arms 11, namely, the air guide pipe 1 is connected between the two support arms 11, the suckers 12 are connected into a row and arranged at the bottom of the air guide pipe 1 and communicated with the air guide pipe 1, one end of each support arm 11 is fixedly connected with the air guide pipe 1, the other end of each support arm is rotatably connected to a frame of the collating machine, the middle of each support arm is hinged to the top lifting device, and the air guide pipe 1 is communicated with an air suction pipe 14 connected with an external exhaust fan. The utility model discloses a inhale paper mechanism drives the sucking disc upward movement through last top mounted jack-up support arm, support arm 11 and 2 swivelling joints of frame department as the fulcrum, and the motion trail of sucking disc 12 is one section oblique ascending pitch arc. Referring to fig. 8, after the paper suction mechanism is used in a horizontal collating machine, the starting point of the arc motion of the suction cup 12 is tangent to the plane of the paper stack, and when the first paper on the top surface of the paper stack is sucked up in an inclined direction, the first paper and the second paper are displaced in the horizontal direction, so that the situation of double paper is avoided; and the sucking disc also inclines gradually in the process of sucking, the curvature of the bending part of the paper which is transited from the sucked end to the hung end is smaller, namely the bending degree of the paper close to the sucking disc 12 in the figure 8 is small, air leakage between the paper and the sucking disc is not easy, the paper is not easy to fall off, and the occurrence frequency of page faults can be greatly reduced.
The form of the top device includes but is not limited to the following two:
firstly, the top-up device is an air cylinder, the output end of the air cylinder is hinged with the middle part of the supporting arm 11, and the other end of the air cylinder is rotatably connected to a frame of the collating machine.
Secondly, the jacking device comprises a top rod 13, a ram 15 and a cam 16, the upper end of the top rod 13 is hinged with the middle part of the supporting arm 11, one end of the ram 15 is hinged with the lower end of the top rod 13, the other end of the ram is rotatably connected to the frame of the collating machine, the middle part of the ram is lapped on the cam 16, and the rotating shaft of the cam 16 is rotatably connected to the frame of the collating machine and is in transmission connection with the output end of a motor 7.
Above two kinds of modes can both be realized, when adopting the second kind mode, can make the motor of paper clamping mechanism sharing of top mounted device and horizontal collating machine, save a drive, and can guarantee strict synchronization, inhale paper mechanism and just inhale paper and rise when paper clamping mechanism is close to inhales paper mechanism promptly, concrete mode as follows:
referring to fig. 5 to 7, the horizontal collating machine comprises a frame 2, and a paper clamping mechanism 3, a paper conveying mechanism 4, a paper lifting mechanism 6 and the paper sucking mechanism which are mounted on the frame 2, wherein the paper lifting mechanism 6 comprises a paper lifting table and a driving device for driving the paper lifting table to lift, and the suction cup 12 is located above one side of the paper lifting table close to the paper clamping mechanism 3. The driving device for driving the paper lifting table to lift can be a hanging chain, a screw rod or an air cylinder, for example, the hanging chain is shown in fig. 5 and 7, the hanging chain is connected with four corners of the paper lifting table, the paper lifting table is used for placing stacked paper and lifting in the working process of the collating machine, and the stacked paper is lifted to facilitate the paper suction mechanism to suck the paper; the paper clamping mechanism is used for clamping the paper sucked by the paper sucking mechanism and sending the paper to the paper conveying mechanism; the paper conveying mechanism 3 advances one station after receiving one paper (one page), a plurality of paper lifting mechanisms on the horizontal collating machine are arranged in a straight line, and paper piles with different page numbers are placed on different paper lifting mechanisms according to the page number sequence, so that continuous collating can be realized.
The paper clamping mechanism 3 comprises a chain 31, a guide wheel 311, a reciprocating rod 32, paper clamps 33 and a driving mechanism for driving the chain 31 to move, the chain 31 and the guide wheel 311 are symmetrically arranged on two inner sides of the frame 2, the chain 31 rounds the guide wheel 311 to form a loop, the reciprocating rod 32 is parallel to the air guide pipe 1, two ends of the reciprocating rod are respectively connected with one chain 31, as shown in fig. 6, the reciprocating rod is arranged between the two chains 31, and the paper clamps 33 are connected to the reciprocating rod 32 in rows. The motor used for the driving mechanism is the motor 7 used in the second jacking device.
The driving mechanism comprises the following two forms:
referring to fig. 1 and 2, the driving mechanism includes a pushing block 34 connected to the chain 31, a crank 36 connected to the output end of the motor 7, and a swing link 37 hinged to the crank 36, and the swing link 37 is in transmission connection with the pushing block 34. Since the paper clip 33 moves with a large amplitude, the following improvement is proposed to make the pushing block 34 move with the same amplitude and occupy a large space of the frame.
Referring to fig. 3 and 4, the driving mechanism includes a secondary sprocket 38 rotatably connected to the inner side of the frame 2, the motor 7 is a bidirectional motor, the primary sprocket 38 with a larger diameter is engaged with the chain 31, and the primary sprocket with a smaller diameter is connected to the motor 7 in a transmission manner. The scheme can also realize that the paper clamping mechanism of the jacking device and the horizontal collating machine shares one motor, can ensure strict synchronization, but the volume of the secondary chain wheel 38 still needs to be larger.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and decorations can be made without departing from the principle of the invention, and these modifications and decorations are also regarded as the protection scope of the present invention.
Claims (8)
1. The paper suction mechanism is characterized by comprising an air guide pipe (1), a supporting arm (11), suckers (12) and an upper jacking device, wherein two ends of the air guide pipe (1) are respectively connected with the supporting arm (11), the suckers (12) are connected into a row and arranged at the bottom of the air guide pipe (1) and communicated with the air guide pipe (1), one end of the supporting arm (11) is fixedly connected with the air guide pipe (1), the other end of the supporting arm is rotatably connected to a frame of a collating machine, the middle of the supporting arm is hinged to the upper jacking device, and the air guide pipe (1) is communicated with an air exhaust pipe (14) connected with an external exhaust fan.
2. The paper suction mechanism according to claim 1, wherein the jacking device is a cylinder, the output end of the cylinder is hinged with the middle part of the supporting arm (11), and the other end of the cylinder is rotatably connected to the frame of the collating machine.
3. The paper suction mechanism according to claim 1, wherein the jacking device comprises a jacking rod (13), a ram (15) and a cam (16), the upper end of the jacking rod (13) is hinged with the middle part of the supporting arm (11), one end of the ram (15) is hinged with the lower end of the jacking rod (13), the other end of the ram is rotatably connected to the frame of the collating machine, the middle part of the ram is lapped on the cam (16), and the rotating shaft of the cam (16) is rotatably connected to the frame of the collating machine and is in transmission connection with the output end of a motor (7).
4. A horizontal collating machine is characterized by comprising a rack (2), and a paper clamping mechanism (3), a paper conveying mechanism (4), a paper lifting mechanism (6) and a paper sucking mechanism according to claim 3 which are arranged on the rack (2), wherein the paper lifting mechanism (6) comprises a paper lifting table and a driving device for driving the paper lifting table to lift, and a sucking disc (12) is positioned above one side of the paper lifting table, which is close to the paper clamping mechanism (3).
5. The horizontal collating machine according to claim 4, wherein the paper clamping mechanism (3) comprises a chain (31), a guide wheel (311), a reciprocating rod (32), a paper clamp (33) and a driving mechanism for driving the chain (31) to move, the chain (31) and the guide wheel (311) are symmetrically arranged on two inner sides of the frame (2), the chain (31) rounds the guide wheel (311) to form a loop, the reciprocating rod (32) is parallel to the air guide pipe (1), two ends of the reciprocating rod are respectively arranged on one chain (31), and the paper clamps (33) are connected to the reciprocating rod (32) in a row.
6. The horizontal collating machine according to claim 5, characterized in that the driving mechanism comprises a push block (34) connected to the chain (31), a crank (36) connected to the output end of the motor (7), and a swing link (37) hinged to the crank (36), the swing link (37) being in transmission connection with the push block (34).
7. The horizontal collating machine according to claim 6, characterized in that the inside of the frame (2) is recessed with a chute (21), a sliding block (211) is arranged in the sliding groove (21) in a sliding manner, the other end of the swinging rod (37) which is hinged with the crank (36) is hinged with the sliding block (211), the push block (34) and the slide block (211) are driven by a telescopic rod (35), the middle part of the telescopic rod (35) is rotationally connected to the frame (2), both ends are telescopic structures, wherein one end is hinged with the push block (34), the other end is hinged with the slide block (211), the distance from the rotary connection position of the telescopic rod (35) and the rack (2) to the hinge position of the push block (34) is greater than the distance from the rotary connection position of the telescopic rod (35) and the rack (2) to the hinge position of the slide block (211).
8. The horizontal gatherer according to claim 5, characterized in that the drive mechanism comprises a secondary sprocket (38) rotatably connected inside the frame (2), the motor (7) is a bidirectional motor, the primary sprocket (38) with a larger diameter meshes with the chain (31), and the primary sprocket with a smaller diameter is drivingly connected to the motor (7).
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CN202021423239.7U CN214455311U (en) | 2020-07-17 | 2020-07-17 | Paper suction mechanism and horizontal collating machine |
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CN202021423239.7U CN214455311U (en) | 2020-07-17 | 2020-07-17 | Paper suction mechanism and horizontal collating machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114834176A (en) * | 2022-05-12 | 2022-08-02 | 平湖英厚机械有限公司 | Paper-sucking page-turning mechanism used in cooperation with flap knife |
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2020
- 2020-07-17 CN CN202021423239.7U patent/CN214455311U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114834176A (en) * | 2022-05-12 | 2022-08-02 | 平湖英厚机械有限公司 | Paper-sucking page-turning mechanism used in cooperation with flap knife |
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