CN213505205U

CN213505205U - Paper receiving device of printing machine

Info

Publication number: CN213505205U
Application number: CN202022483093.1U
Authority: CN
Inventors: 刘平; 刁玉国; 房凯
Original assignee: Jinan Laiwu Fengcheng Printing Co ltd
Current assignee: Jinan Laiwu Fengcheng Printing Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-06-22
Anticipated expiration: 2030-10-30

Abstract

The utility model relates to a printing machine connects paper device, belong to the field of printing machine, it is including connecing the cardboard, it is square to connect cardboard upper surface shape, connect cardboard upper surface and the parallel both sides of the direction of form advancing to support the side, it all rotates and is connected with two first supporting blocks to support the side, two first supporting blocks are located respectively and support between side mid point and the both ends point, connect on the cardboard through connect the cardboard mid point and with connect the parallel line setting of cardboard support side to connect the cardboard central line, when first supporting block keeps away from to connect cardboard central line one end to shift over to and connect in the cardboard, first supporting block upper surface is in same horizontal plane with connecing the cardboard upper surface, it is provided with the first supporting block pivoted actuating mechanism of drive to connect in the cardboard. This application has the condition that reduces the paper dog-ear and appears, reduces workman intensity of labour's effect.

Description

Paper receiving device of printing machine

Technical Field

The application relates to the field of printing machines, in particular to a paper receiving device of a printing machine.

Background

A printer is a machine that prints text and images. Modern printing machines are generally composed of mechanisms for plate loading, inking, stamping, paper feeding, etc. The working principle is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred onto paper or other printing material, so that the same printed matter as that of the printing plate can be reproduced. The invention and the development of the printing machine play an important role in the propagation of human civilization and culture.

The utility model discloses a chinese utility model patent that the bulletin number of granting is CN206306613U discloses a books and periodicals printing machine, and it includes paper feed mechanism, first order two-sided printing mechanism, nth level two-sided printing mechanism, paper receiving mechanism, and paper feed mechanism dress is preceding at first order two-sided printing mechanism, and nth level two-sided printing mechanism dress is at the back of first order two-sided printing mechanism, and nth level two-sided printing mechanism is equipped with paper receiving mechanism at the back, is provided with the plain paper ware between nth level two-sided printing mechanism and the paper receiving mechanism.

The paper is sent to a first-stage double-sided printing mechanism and an Nth-stage double-sided printing mechanism through the paper feeding mechanism, the paper moves in the printing machine and is printed, the paper is divided into a front end and a rear end along the moving direction, one end of the paper close to the paper collecting mechanism is the front end, one end of the paper close to the paper feeding mechanism is the rear end, and the printed paper is flatly stacked on a paper receiving plate in the paper collecting mechanism after being processed by the paper flattening device.

In view of the above-mentioned related art, the inventor thinks that the paper is after finishing printing, when the paper flattening ware is too dirty and suction is not enough, the paper flattening ware can not play due effect, can appear the condition that the paper curls, and paper front end and rear end upwarp, and curling paper is constantly piled up on the paper receiving plate, thereby the upper strata paper extrudes lower floor's paper and leads to the condition that the dog-ear appears in lower floor's paper, and the workman need recover dog-ear paper, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition appearance of paper dog-ear, reduce workman intensity of labour, this application provides a printing machine connects paper device.

The application provides a printing machine connects paper device adopts following technical scheme:

the utility model provides a printing machine connects paper device, is including connecing the cardboard, it is square to connect cardboard upper surface shape, connect cardboard upper surface and the parallel both sides of the direction of form advancing for supporting the side, it all rotates and is connected with two first supporting blocks, two to support the side first supporting block is located respectively and supports between side midpoint and the both ends point, connect on the cardboard through connect the cardboard midpoint and with connect the parallel line setting of cardboard support side to connect the cardboard central line, work as first supporting block keeps away from and connects cardboard central line one end to change over to and connect in the cardboard, first supporting block upper surface is in same horizontal plane with connecing cardboard upper surface, it is provided with the first supporting block pivoted actuating mechanism of drive to connect in the cardboard.

Through adopting above-mentioned technical scheme, the first supporting block of actuating mechanism drive is followed and is rolled out in connecing the cardboard, falls on connecing the cardboard as the paper, and the paper is close to the both sides of supporting side and is being supported by the supporting shoe apical strut, and the center between paper both ends and the first supporting block is to the direction removal that is close to the paper both ends to make the paper both ends hang down under the action of gravity, effectively reduce because of the upwarp condition that leads to the paper to be extrudeed the dog-ear in both ends, reduce workman intensity of labour.

Optionally, the first supporting block upper surface is the wedge face, works as when first supporting block lower surface rotates to the horizontality, first supporting block upper surface is close to paper receiving plate central line one end and to being close to the slope of paper receiving plate upper surface direction.

Through adopting above-mentioned technical scheme, when the paper fell on first supporting block surface, the paper was close to the side both sides of supporting and is propped, and the paper focus is located the paper center to make the paper keep somewhere more steadily on connecing the cardboard.

Optionally, a containing groove for containing the first supporting block is formed in the paper receiving plate, a rotating shaft is fixedly connected to one end, close to the central line of the paper receiving plate, of the first supporting block, the rotating shaft is rotatably connected in the containing groove, and the axis of the rotating shaft is parallel to the length direction of the supporting side.

Through adopting above-mentioned technical scheme, first supporting block is kept away from and is connect cardboard central line one end to rise to make the paper focus shift to paper central point and put, thereby make the paper keep somewhere more steadily on connecing the cardboard.

Optionally, the cylindrical limiting rod is fixedly connected with the vertical side face of the wedge-shaped face of the first supporting block, the accommodating groove is provided with a first sliding groove towards the side wall of the limiting rod, the limiting rod is connected in the first sliding groove in a sliding mode, and two ends of the first sliding groove are not opened.

Through adopting above-mentioned technical scheme, gag lever post and first spout slide to first supporting block and play direction and limiting displacement to it is more stable to make first supporting block slide.

Optionally, the driving mechanism includes a worm rotatably connected in a paper receiving plate, the worm axis is parallel to the axis of the rotating shaft, a first connecting rod is rotatably connected in the paper receiving plate, the axis of the first connecting rod is perpendicular to and horizontal to the axis of the worm, a worm wheel is fixedly connected to the first connecting rod coaxially, the worm wheel is meshed with the worm, a second connecting rod is rotatably connected in the paper receiving plate, two ends of the second connecting rod are fixedly connected to two rotating shafts on the same supporting side coaxially, a second bevel gear is fixedly connected to the second connecting rod coaxially, a first bevel gear is fixedly connected to the first connecting rod coaxially, and the first bevel gear is meshed with the second bevel gear.

Through adopting above-mentioned technical scheme, the worm rotates and drives the worm wheel and rotate, and the worm wheel drives the head rod and rotates, and the head rod drives the second connecting rod through first bevel gear and second bevel gear and rotates, and the second connecting rod drives two axis of rotation rotations to drive first supporting block and rotate, easy operation is convenient.

Optionally, it has supporting mechanism to connect to be provided with horizontal sliding connection in the cardboard, the supporting mechanism direction of sliding is parallel with first supporting block axis of rotation, works as when first supporting block lower surface rotates to the horizontality, supporting mechanism slips to first supporting block below and with first supporting block butt.

Through adopting above-mentioned technical scheme, when first supporting block lower surface rotated to the horizontality, first supporting block played the supporting role to the paper, and supporting mechanism played the supporting role to first supporting block to increase the bearing capacity of first supporting block.

Optionally, a bidirectional screw is rotationally connected to the paper receiving plate, the axial direction of the bidirectional screw is parallel to the paper feeding direction, the supporting mechanism includes two second supporting blocks slidably connected to the paper receiving plate, the two second supporting blocks are respectively in threaded connection with the positive and negative threaded regions of the bidirectional screw, and when the lower surface of the first supporting block is rotationally connected to a horizontal state, the second supporting blocks are simultaneously abutted to the lower surface of the first supporting block and the bottom wall of the accommodating groove.

Through adopting above-mentioned technical scheme, two second supporting shoes of two-way lead screw rotation drive slide back to back, and the second supporting shoe plays the supporting role to first supporting shoe, increases first supporting shoe bearing capacity.

Optionally, an air vent is formed in the upper surface of the first support block, an air hose is fixedly connected in the first support block, one end of the air hose is communicated with the air vent, the other end of the air hose penetrates through the first support block and is far away from one end of the center line of the paper receiving plate, an exhaust fan is arranged, and an air suction port of the exhaust fan is sleeved with the air hose.

Through adopting above-mentioned technical scheme, the paper falls on connecing the cardboard, and the air exhauster passes through breather pipe and air vent and adsorbs the bottom paper on first supporting block to increase the stability of bottom paper on connecing the cardboard.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving mechanism drives the first supporting block to rotate out of the paper receiving plate, when paper falls on the paper receiving plate, two sides of the paper close to the supporting side are supported by the supporting blocks, and the center between two ends of the paper and the first supporting block moves towards the direction close to the two ends of the paper, so that the two ends of the paper droop under the action of gravity, the condition that the paper is extruded and folded due to upwarping of the two ends is effectively reduced, and the labor intensity of workers is reduced;

2. when the paper falls on the surface of the first supporting block, two sides of the paper close to the supporting side are supported, and the center of gravity of the paper is located at the center of the paper, so that the paper is more stably kept on the paper receiving plate;

3. the bidirectional screw rod rotates to drive the two second supporting blocks to slide back to back, and the second supporting blocks support the first supporting blocks to increase the bearing capacity of the first supporting blocks.

Drawings

FIG. 1 is a schematic view of the connection between the overall structure and the printing machine according to the embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is an exploded view of the overall structure of an embodiment of the present application;

FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3, shown primarily for illustrating the drive mechanism;

fig. 5 is a schematic cross-sectional view of a part of the structure of the embodiment of the present application, which is mainly used for illustrating the connection relationship between the vent hole and the first support block.

Description of reference numerals: 1. paper receiving plates; 11. a support side; 12. supporting legs; 13. a containing groove; 14. a first chute; 15. a second chute; 2. a first support block; 21. a rotating shaft; 22. a limiting rod; 23. a vent hole; 24. an air hose; 25. an exhaust fan; 3. a drive mechanism; 31. a worm; 32. a first connecting rod; 33. a worm gear; 34. a second connecting rod; 35. a second bevel gear; 36. a first bevel gear; 4. a support mechanism; 41. a bidirectional lead screw; 42. a second support block; 51. a paper feeding mechanism; 52. a first level of duplex printing mechanism; 53. an Nth-stage double-sided printing mechanism; 54. a paper delivery mechanism.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a printing machine connects paper device. Referring to fig. 1 and 2, a printing machine connects paper device is including connecing cardboard 1, connects cardboard 1 upper surface shape for the square, connects cardboard 1 upper surface and the parallel both sides of direction of form advancing for supporting side 11, and supporting side 11 all rotates and is connected with two first supporting blocks 2, and two first supporting blocks 2 are located respectively and support between side 11 mid point and the both ends point, and when first supporting block 2 was located and connects cardboard 1, first supporting block 2 upper surface was in same horizontal plane with connecing cardboard 1 upper surface. The paper receiving plate 1 is internally provided with a driving mechanism 3 for driving the first supporting block 2 to rotate. Connect and be provided with horizontal sliding connection in the cardboard 1 and have supporting mechanism 4, the direction of sliding of supporting mechanism 4 is parallel with 2 axis of rotation 21 lines of first supporting block, and when 2 lower surfaces of first supporting block rotated to the horizontality, supporting mechanism 4 slided to first supporting block 2 below and with 2 butt of first supporting block.

The driving mechanism 3 drives the first supporting block 2 to rotate, when the lower surface of the first supporting block 2 rotates to be in a horizontal state, the supporting mechanism 4 slides and abuts against the lower surface of the first supporting block 2, and the supporting mechanism 4 plays a supporting role on the first supporting block 2, so that the stability of the first supporting block 2 is improved; after the paper fell on connecing 1 upper surfaces of cardboard, the one side that is located the paper of support side 11 was supported by first braced block 2, and the paper shifts towards the direction at both ends with the both ends of the parallel both sides of direction of form advancing under the supporting role of first braced block 2, focus to make both ends droop under the action of gravity, thereby effectively reduce the condition that leads to the paper to be extruded the dog-ear because of the upwarp at both ends.

Referring to fig. 2, four support legs 12 are fixedly connected to the lower surface of the paper receiving plate 1.

Referring to fig. 2 and 3, a line which passes through the center of the paper receiving plate 1 and is parallel to the supporting side 11 of the paper receiving plate 1 is set as a central line of the paper receiving plate 1, a containing groove 13 for containing the first supporting block 2 is formed in the paper receiving plate 1, one end, close to the central line of the paper receiving plate 1, of the first supporting block 2 is fixedly connected with a rotating shaft 21, the rotating shaft 21 is rotatably connected in the containing groove 13, and the axis of the rotating shaft 21 is parallel to the length direction of the supporting side 11.

Rotation axis 21 rotates and drives first supporting block 2 and rotate, and first supporting block 2 is kept away from rotation axis 21 one end and is rotated out from holding tank 13, and when the paper fell on connecing 1 upper surface of cardboard, the paper was located one side of supporting side 11 and is had a jack-up by first supporting block 2, and the focus between paper both ends and the first supporting block 2 slides to the direction that is close to both ends to make both ends hang down under the action of gravity, thereby effectively reduce the condition that leads to the paper to be extrudeed the dog-ear because of the upwarp at both ends.

Referring to fig. 2, the upper surface of the first supporting block 2 is a wedge-shaped surface, and when the lower surface of the first supporting block 2 rotates to a horizontal state, one end of the upper surface of the first supporting block 2, which is close to the center line of the paper receiving plate 1, inclines towards the direction close to the upper surface of the paper receiving plate 1. When first braced block 2 lower surface rotates to the horizontality, the paper falls on connecing cardboard 1, and the paper position is lifted up in both sides under the 2 supporting role of first braced block to make the paper focus fall on the paper focus, thereby make the paper stop more steadily on connecing cardboard 1.

Referring to fig. 2 and 3, the first supporting block 2 deviates from one side of the first supporting block 2 located on the same supporting side 11 and is fixedly connected with a cylindrical limiting rod 22, the axis of the limiting rod 22 is parallel to the rotation axis of the first supporting block 2, the accommodating groove 13 faces the side wall of the limiting rod 22 and is provided with a first sliding groove 14, the limiting rod 22 is slidably connected in the first sliding groove 14, and two ends of the first sliding groove 14 are not opened. The limiting rod 22 and the first sliding groove 14 play a role in guiding and limiting the sliding of the first supporting block 2, so that the sliding of the first supporting block 2 is more stable.

Referring to fig. 3 and 4, the driving mechanism 3 includes a worm 31 rotatably connected in the paper receiving board 1, the axis of the worm 31 is parallel to the axis of the rotating shaft 21, a first connecting rod 32 is rotatably connected in the paper receiving board 1, the axis of the first connecting rod 32 is perpendicular to the axis of the worm 31 and is horizontally arranged, a worm wheel 33 is coaxially and fixedly connected to the first connecting rod 32, and the worm wheel 33 is meshed with the worm 31. A second connecting rod 34 is rotatably connected in the paper receiving plate 1, and two ends of the second connecting rod 34 are coaxially and fixedly connected with the two rotating shafts 21 on the same supporting side 11. A second bevel gear 35 is coaxially and fixedly connected to the second connecting rod 34, a first bevel gear 36 is coaxially and fixedly connected to the first connecting rod 32, and the first bevel gear 36 is meshed with the second bevel gear 35.

The worm 31 rotates to drive the worm wheel 33 to rotate, the worm wheel 33 drives the first connecting rod 32 to rotate, the first connecting rod 32 drives the second connecting rod 34 to rotate through the first bevel gear 36 and the second bevel gear 35, and the second connecting rod 34 drives the two rotating shafts 21 to rotate, so that the first supporting block 2 is driven to rotate, and the operation is simple and convenient.

Referring to fig. 2 and 3, a second sliding groove 15 is formed in the paper receiving board 1 along the axial direction of the rotating shaft 21, the second sliding groove 15 penetrates through the accommodating groove 13, and the second sliding groove 15 is located on the supporting side 11. The supporting mechanism 4 comprises two second supporting blocks 42 connected in the second sliding groove 15 in a sliding manner, the second sliding groove 15 is rotatably connected with a bidirectional screw rod 41, the two second supporting blocks 42 are respectively in threaded connection with positive and negative threaded areas of the bidirectional screw rod 41, when the lower surface of the first supporting block 2 is rotatably connected to a horizontal state, the upper surface of the second supporting block 42 abuts against the lower surface of the first supporting block 2, and the lower surface of the second supporting block 42 abuts against the bottom wall of the accommodating groove 13.

The bidirectional screw 41 rotates to drive the two second supporting blocks 42 to slide back to back, and after the second supporting blocks 42 slide to the lower side of the first supporting block 2, the second supporting blocks 42 support the first supporting block 2, so that the bearing capacity of the first supporting block 2 is increased.

Referring to fig. 2 and 5, two vent holes 23 are formed in the upper surface of the first support block 2, a vent hose 24 is fixedly connected to the inside of the first support block 2, one end of the vent hose 24 is communicated with the vent holes 23, the other end of the vent hose penetrates through the free end of the first support block 2 to be connected with an exhaust fan 25, and an air suction port of the exhaust fan 25 is sleeved with the vent hose 24. The paper falls on connecing cardboard 1, and air exhauster 25 adsorbs the bottommost paper on first supporting block 2 through breather pipe and air vent 23 to increase the stability of bottommost paper on connecing cardboard 1.

The implementation principle of the paper receiving device of the printing machine in the embodiment of the application is as follows: the worm 31 rotates to drive the worm wheel 33 to rotate, the worm wheel 33 drives the first connecting rod 32 to rotate, the first connecting rod 32 drives the second connecting rod 34 to rotate through the first bevel gear 36 and the second bevel gear 35, and the second connecting rod 34 drives the two rotating shafts 21 to rotate, so as to drive the first supporting block 2 to rotate. The first support block 2 is rotated out of the containing groove 13, and stops rotating when the limit rod 22 abuts against one end of the limit groove.

The bidirectional screw 41 drives the two second supporting blocks 42 to slide back to back, the second supporting blocks 42 and the third supporting blocks abut against the lower surface of the first supporting block 2, and the third supporting blocks abut against the bottom wall of the accommodating groove 13.

The paper falls on connecing cardboard 1, and the paper is when being propped up by first bracer 2 with the parallel both sides of direction of form advancing, and the paper is adsorbed on first bracer 2, and the paper shifts to the direction that is close to the paper both ends with the both ends of the parallel both sides of direction of form advancing under first bracer 2 supporting role to make the paper both ends droop under the effect of gravity.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A kind of printer connects the paper device, characterized by: comprises a paper receiving plate (1), the upper surface of the paper receiving plate (1) is square, the two sides of the upper surface of the paper receiving plate (1) parallel to the paper feeding direction are supporting sides (11), the supporting sides (11) are rotatably connected with two first supporting blocks (2), the two first supporting blocks (2) are respectively positioned between the middle point and two end points of the supporting sides (11), the line which passes through the center of the paper receiving plate (1) and is parallel to the supporting side (11) of the paper receiving plate (1) on the paper receiving plate (1) is set as the center line of the paper receiving plate (1), when one end of the first supporting block (2) far away from the center line of the paper receiving plate (1) is turned into the paper receiving plate (1), the upper surface of the first supporting block (2) and the upper surface of the paper receiving plate (1) are positioned on the same horizontal plane, and a driving mechanism (3) for driving the first supporting block (2) to rotate is arranged in the paper receiving plate (1).

2. A printing press delivery unit according to claim 1, wherein: first supporting block (2) upper surface is the wedge, works as when first supporting block (2) lower surface rotates to the horizontality, first supporting block (2) upper surface is close to and connects cardboard (1) central line one end to the slope of being close to cardboard (1) upper surface direction.

3. A printing press delivery unit according to claim 2, wherein: connect and offer storage tank (13) that hold first supporting block (2) on cardboard (1), one end fixedly connected with axis of rotation (21) that first supporting block (2) are close to and connect cardboard (1) central line, axis of rotation (21) rotate and connect in storage tank (13), axis of rotation (21) axis is parallel with support side (11) length direction.

4. A printing press delivery unit according to claim 3, wherein: first supporting block (2) and the cylindrical gag lever post (22) of the perpendicular side fixedly connected with of wedge, first spout (14) have been seted up towards the lateral wall of gag lever post (22) in storage tank (13), gag lever post (22) sliding connection is in first spout (14), first spout (14) both ends are all not opened.

5. A printing press delivery unit according to claim 4, wherein: the driving mechanism (3) comprises a worm (31) which is rotationally connected in the paper receiving plate (1), the axis of the worm (31) is parallel to the axis of the rotating shaft (21), a first connecting rod (32) is rotationally connected in the paper receiving plate (1), the axis of the first connecting rod (32) is vertical to the axis of the worm (31) and is horizontally arranged, a worm wheel (33) is coaxially and fixedly connected to the first connecting rod (32), the worm wheel (33) is meshed with the worm (31), a second connecting rod (34) is rotationally connected in the paper receiving plate (1), two ends of the second connecting rod (34) are coaxially and fixedly connected with two rotating shafts (21) on the same supporting side (11), a second bevel gear (35) is coaxially and fixedly connected to the second connecting rod (34), the first connecting rod (32) is coaxially and fixedly connected with a first bevel gear (36), and the first bevel gear (36) is meshed with a second bevel gear (35).

6. A printing press delivery unit according to claim 5, wherein: connect be provided with horizontal sliding connection in cardboard (1) and have supporting mechanism (4), supporting mechanism (4) direction of sliding is parallel with first supporting block (2) axis of rotation (21) line, works as when first supporting block (2) lower surface rotates to the horizontality, supporting mechanism (4) cunning move to first supporting block (2) below and with first supporting block (2) butt.

7. The printing press delivery unit of claim 6, wherein: connect cardboard (1) internal rotation to be connected with two-way lead screw (41), two-way lead screw (41) axial is parallel with the direction of form advancing, supporting mechanism (4) include along two second supporting blocks (42) of sliding connection in connecing cardboard (1), two second supporting block (42) respectively with two-way lead screw (41) just reverse thread district threaded connection, when first supporting block (2) lower surface rotates and is connected to the horizontality, second supporting block (42) butt simultaneously in first supporting block (2) lower surface and storage tank (13) diapire.

8. The printing press delivery unit of claim 7, wherein: air vent (23) have been seted up to first supporting block (2) upper surface, fixedly connected with breather hose (24) in first supporting block (2), breather hose (24) one end and air vent (23) intercommunication, breather hose (24) other end passes first supporting block (2) and keeps away from a cardboard (1) central line one end and sets up air exhauster (25), air exhauster (25) induction port and breather hose (24) cup joint.