CN213536785U

CN213536785U - Feeding mechanism of printing machine

Info

Publication number: CN213536785U
Application number: CN202022544397.4U
Authority: CN
Inventors: 段黎睿
Original assignee: Wuxi Tianchen Technology And Trade Dev Co ltd
Current assignee: Wuxi Tianchen Technology And Trade Dev Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-06-25
Anticipated expiration: 2030-11-05

Abstract

The application relates to a printing machine feed mechanism, it includes the frame, is provided with the conveyer belt of carrying the paper in the frame, rotates in the frame and is connected with a roll paper section of thick bamboo, and a roll paper section of thick bamboo is located the one end of conveyer belt, still is provided with first driving piece in the frame, and a driving piece drive roll paper section of thick bamboo rotates, and it is connected with the cut-off knife to slide in the frame, and the cut-off knife is located the top of conveyer belt, and the direction of sliding of cut-off knife is vertical setting, still is provided with drive mechanism in the frame, and drive mechanism. Through setting up cut-off knife, drive mechanism, conveyer belt and a roll paper section of thick bamboo, the roll paper section of thick bamboo drive stock form on it removes to the conveyer belt, and the conveyer belt carries the stock form, and control drive mechanism drive cut-off knife moves down and tailors the stock form, and the conveyer belt drives the paper feeding mechanism who tailors good paper entering printing machine in, has reduced the number of times that the staff adds the paper in toward the printing machine for it is more convenient to feed for the printing machine.

Description

Feeding mechanism of printing machine

Technical Field

The application relates to the field of printing machines, in particular to a feeding mechanism of a printing machine.

Background

A printer is a machine that prints text and images. Modern printing presses typically consist of mechanisms for plating, inking, stamping, feeding (including folding), 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 on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the same printed matter as the printing plate.

By adopting the modern printing machine, the inventor finds that the number of the papers allowed to be put in the paper conveying mechanism on the printing machine is limited, and when a large number of printed documents are required, the workers are required to continuously add the papers into the paper conveying mechanism, which is troublesome.

SUMMERY OF THE UTILITY MODEL

In order to improve frequently to adding the more troublesome problem of paper in the printing machine, this application provides a printing machine feed mechanism.

The application provides a printing machine feed mechanism adopts following technical scheme:

the utility model provides a printing machine feed mechanism, includes the frame, be provided with the conveyer belt of carrying the paper in the frame, it is connected with a roll paper section of thick bamboo to rotate in the frame, a roll paper section of thick bamboo is located the one end of conveyer belt, still be provided with first driving piece in the frame, first driving piece drive a roll paper section of thick bamboo rotates, it is connected with the cut-off knife to slide in the frame, the cut-off knife is located the top of conveyer belt, the direction of sliding of cut-off knife is vertical setting, still be provided with drive mechanism in the frame, the drive mechanism drive the cut-off knife removes.

By adopting the technical scheme, the roll paper cylinder rotates to drive the roll paper on the roll paper cylinder to move to the conveying belt, the conveying belt drives the roll paper to convey through the friction resistance between the conveying belt and the roll paper, the transmission mechanism is controlled to drive the cutter to move downwards to cut the roll paper, the size of the cut paper is matched with that of the printing machine, the transmission mechanism is controlled to drive the cutter to move upwards, the conveying belt drives the cut paper to enter the paper conveying mechanism of the printing machine, the roll paper cylinder can be wound with roll paper with larger length, cutting the roll paper by a cutter, feeding the cut paper into a printer by a conveyor belt, after the stock form on the stock form section of thick bamboo used up, new stock form can in winding for the stock form section of thick bamboo, compare in adding a certain amount of paper in toward the printing machine many times, the stock form on the stock form section of thick bamboo can use longer time, has reduced the number of times that the staff added the paper in toward the printing machine for it is more convenient to feed for the printing machine.

Optionally, the cutter comprises a cutter body connected to the frame in a sliding manner and a fixed block arranged on the cutter body, and the fixed block is located on one side of the cutter body close to the paper winding drum; drive mechanism includes first gear, second gear, third gear and adjusting part, first gear coaxial set up in the axis of rotation of a roll paper section of thick bamboo, the second gear with the third gear all rotate connect in the frame, the second gear with first gear engagement, the third gear with second gear engagement, adjusting part articulate in the frame, adjusting part's articulated axis is on a parallel with the axis of rotation setting of third gear, adjusting part conflicts the lower extreme setting of fixed block, the third gear drives adjusting part overturns.

Through adopting above-mentioned technical scheme, the winding drum rotates the in-process and drives first gear and rotate together, and first gear drives the second gear through the meshing with the second gear and rotates together, and the second gear drives the third gear through the meshing with the third gear and rotates together, and the third gear rotates and drives adjusting part and overturn for the lower extreme of adjusting part conflict fixed block drives the fixed block and reciprocates, and then drives the cutter body and reciprocates, makes the removal of cut-off knife more convenient.

Optionally, the adjusting part including coaxial set up in the epaxial regulating block of axis of rotation of third gear with articulate in adjust pole in the frame, the regulating block supports tightly adjust the pole and keep away from the tip setting of cut-off knife, the confession has been seted up on the lateral wall of regulating block adjust the recess that the pole card was gone into, it is close to adjust the pole the tip conflict of cut-off knife the fixed block sets up.

By adopting the technical scheme, the third gear rotates to drive the adjusting block to rotate, the adjusting block abuts against the end part of the adjusting rod far away from the cutter, so that the adjusting rod abuts against the lower end of the fixing block and drives the fixing block to move upwards, and further drives the cutter body to move upwards, when the adjusting block rotates until the adjusting rod is clamped into the groove on the adjusting block, the adjusting rod turns over under the action of gravity of the fixing block and the cutter body, so that the cutter body rapidly moves downwards under the action of gravity in the period of time when the adjusting rod is clamped into the groove, the roll paper on the conveying belt is cut, when the adjusting block rotates until the adjusting rod is separated from the groove, the outer side wall of the adjusting block continuously abuts against the adjusting rod and drives the adjusting rod to turn over, so that the adjusting rod abuts against the lower end of the fixing block again to drive the cutter body to move upwards, the rotating speed of the roll paper barrel is constant, the size of the cut paper is consistent, the size of the paper does not need to be manually and visually measured, and the cutter is controlled to fall, so that the cutter can cut the roll paper more conveniently.

Optionally, a spring is arranged on the frame, and the spring enables the cutter to have a tendency to approach the conveyor belt.

Through adopting above-mentioned technical scheme, set up the spring, increased the effort of cut-off knife whereabouts, be favorable to the cut-off knife to the tailorring of stock form to resell more fast for the tangent plane of the paper of cutting off is more level and more smooth.

Optionally, the lateral wall of the roll paper is provided with a positioning groove, the length direction of the positioning groove is parallel to the rotation axis of the roll paper tube, an elastic member is arranged on one inner lateral wall of the positioning groove along the length direction of the positioning groove, and the elastic member abuts against the other inner lateral wall of the positioning groove.

Through adopting above-mentioned technical scheme, set up constant head tank and elastic component, the stock form on the stock form section of thick bamboo uses up the back, the one end of new stock form is filled in between the relative inside wall of elastic component and constant head tank, support the tip of stock form tightly in the constant head tank through the elastic component, control first driving piece drive stock form section of thick bamboo antiport, drive the stock form and twine on the stock form section of thick bamboo, place the other end of stock form on the conveyer belt again can, need not artifical manual winding stock form, it is more convenient to make to add the stock form.

Optionally, a pressing plate is lifted and slid on the rack, the pressing plate is located above the conveyor belt and abuts against the upper end face of paper on the conveyor belt, a second driving piece is further arranged on the rack and drives the pressing plate to move.

Through adopting above-mentioned technical scheme, set up the clamp plate, when the stock form was carried on the conveyer belt, control second driving piece drive clamp plate removal made the clamp plate conflict the up end of paper on the conveyer belt, flatten the paper, reduce the condition that the paper heaved or produced the fold in data send process, make the paper surface of cutting out more level and more smooth, the influence to the paper printing has been reduced, steerable second driving piece drives the clamp plate simultaneously and removes the thickness with the adaptation paper, the suitability of printing machine feed mechanism has been improved.

Optionally, the frame is further provided with baffles, and the baffles are located on two opposite sides of the conveyor belt along the conveying direction of the conveyor belt.

Through adopting above-mentioned technical scheme, set up the baffle, carry on spacingly to the stock form on the conveyer belt, reduced the stock form and carried the condition that the orbit takes place the skew in transportation process for the paper shape of cutting out is more elaborate.

Optionally, a blanking table is further arranged on the rack, the blanking table is located at the end, away from the paper winding drum, of the conveyor belt, a positioning block is arranged on the blanking table, and the positioning block is clamped into a paper conveying mechanism on the printing machine and is positioned on the blanking table.

By adopting the technical scheme, the positioning block on the blanking table is clamped into the paper conveying mechanism on the printing machine to realize positioning, so that when the cut paper is conveyed from the conveyor belt, the paper falls into the paper conveying mechanism on the printing machine along the blanking table, and the condition that the paper falls out of the paper conveying mechanism is reduced.

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

1. by arranging the cut-off knife, the transmission mechanism, the transmission belt and the roll paper barrel, the roll paper barrel drives roll paper on the roll paper barrel to move onto the transmission belt, the roll paper is conveyed by the transmission belt, the transmission mechanism is controlled to drive the cut-off knife to move downwards to cut the roll paper, and the transmission belt drives the cut paper to enter a paper conveying mechanism of a printing machine, so that the times of adding the paper into the printing machine by workers are reduced, and the feeding of the printing machine is more convenient;

2. by arranging the first gear, the second gear, the third gear, the adjusting block and the adjusting rod, when the roll paper is conveyed, the cutter cuts the roll paper at intervals under the mutual matching of the first gear, the second gear, the third gear, the adjusting block and the adjusting rod, so that the size of the cut paper is consistent, the size of the paper does not need to be manually observed, and the cutter is controlled to fall, so that the cutter cuts the roll paper more conveniently;

3. through setting up the clamp plate, flatten the paper, reduce the paper and bulge or produce the condition of fold in data send process for the paper surface of cutting out is more level and more smooth, has reduced the influence to paper printing.

Drawings

FIG. 1 is an overall schematic view of an embodiment of the present application;

FIG. 2 is a block diagram of the embodiment of the present application taken at the machine frame, mainly illustrating the structure of the conveyor belt;

FIG. 3 is a partial schematic structural view of an embodiment of the present application, mainly illustrating the structure of a roll paper tube;

fig. 4 is a structural diagram of the embodiment of the present application, cut away at a machine frame, mainly showing the structure of a transmission mechanism.

Description of reference numerals: 1. a frame; 11. a universal wheel; 12. a first driving member; 13. a handle; 2. a conveyor belt; 3. a cutter; 31. a cutter body; 32. a fixed block; 4. a paper winding drum; 41. positioning a groove; 411. an elastic member; 5. pressing a plate; 51. a second driving member; 6. a baffle plate; 7. a spring; 8. a transmission mechanism; 81. a first gear; 82. a second gear; 83. a third gear; 84. an adjustment assembly; 841. an adjusting block; 8411. a groove; 842. adjusting a rod; 9. a blanking table; 91. an inclined surface; 92. positioning blocks; 10. and (4) caulking grooves.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses printing machine feed mechanism. Referring to fig. 1, the feeding mechanism of the printing machine comprises a frame 1, wherein four universal wheels 11 are rotatably connected to the lower end face of the frame 1, and the four universal wheels 11 are distributed in a rectangular shape. The frame 1 is provided with a conveyor belt 2, a cutter 3 and a paper winding tube 4.

Referring to fig. 2, conveyer belt 2 is the level setting, and conveyer belt 2 includes that two change rod, belt and motor, and two change the rod along horizontal direction interval distribution, and two change the rod and be parallel to each other and align the setting, and the belt tensioning is changeed between the rod in two, and the motor rotates the one end fixed connection of rod with one of them, and motor drive corresponds changes the rod and rotates and drive another and change the rod and rotate together to drive the belt and rotate.

Referring to fig. 2, a press plate 5 is also slidably moved on the frame 1 in a lifting manner, the press plate 5 is located above the belt, and the press plate 5 is horizontally arranged. A second driving member 51 is further fixed on the frame 1, in this embodiment, the second driving member 51 is an air cylinder, the second driving member 51 is located above the pressing plate 5, a piston rod of the second driving member 51 is disposed downward and is fixedly connected to the upper end surface of the pressing plate 5, and the second driving member 51 drives the pressing plate 5 to move.

Referring to fig. 2, the frame 1 is further fixed with two baffles 6, the two baffles 6 are respectively located on two opposite sides of the conveyor belt 2 along the conveying direction of the conveyor belt and are aligned, and the length directions of the two baffles 6 are both parallel to the conveying direction of the conveyor belt 2. The up end of two baffles 6 all is higher than the up end setting of belt.

Referring to fig. 2 and 3, the paper winding tube 4 is rotatably connected to the frame 1, the paper winding tube 4 is positioned at the front end of the conveyor belt 2 along the conveying direction and is horizontally arranged, the rotation axis of the paper winding tube 4 is perpendicular to the conveying direction of the conveyor belt 2, and the rotation direction of the paper winding tube 4 is the same as the rotation direction of the belt. The outer side wall of the paper roll 4 is provided with a positioning groove 41, and the length direction of the positioning groove 41 is parallel to the rotation axis of the paper roll 4. The positioning groove 41 is fixed with an elastic element 411 along an inner side wall of the length direction thereof, the length direction of the elastic element 411 is arranged along the length direction of the positioning groove 41, and the elastic element 411 abuts against another inner side wall of the positioning groove 41, in this embodiment, the elastic element 411 is made of rubber.

Referring to fig. 2, a first driving member 12 is further fixed on the frame 1, in this embodiment, the first driving member 12 is a servo motor, an output shaft of the first driving member 12 is fixedly connected with a rotating shaft of the paper winding drum 4, and the first driving member 12 drives the paper winding drum 4 to rotate.

Referring to fig. 2, the cutter 3 is located above the conveyor belt 2 and located at an end of the conveyor belt 2 far away from the paper winding drum 4, the cutter 3 includes a cutter body 31 and a fixing block 32, the cutter body 31 is slidably connected to the frame 1, the sliding direction of the cutter body 31 is vertically arranged, and the tip of the cutter body 31 is arranged downward. The fixing block 32 is fixed on the cutter body 31 and horizontally arranged, and the fixing block 32 is positioned on one side of the cutter body 31 close to the paper winding tube 4.

Referring to fig. 1 and 2, a spring 7 is further fixed on the frame 1, the spring 7 is located above the cutter body 31, the spring 7 is vertically arranged, the lower end of the spring 7 abuts against the upper end of the cutter body 31, and the cutter body 31 tends to be close to the conveyor belt 2 due to the spring 7.

Referring to fig. 4, the frame 1 is further provided with a transmission mechanism 8, the transmission mechanism 8 includes a first gear 81, a second gear 82, a third gear 83 and an adjusting assembly 84, and the first gear 81 is coaxially fixed on the rotation shaft of the paper winding cylinder 4. The second gear 82 and the third gear 83 are both located above the first gear 81, the second gear 82 and the third gear 83 are both rotationally connected to the frame 1, and the rotational axes of the second gear 82 and the third gear 83 are both parallel to the rotational axis of the first gear 81. The diameter of the second gear 82 is smaller than that of the first gear 81, and the second gear 82 and the first gear 81 are disposed in mesh with each other. The diameter of the third gear 83 is smaller than that of the first gear 81, and the third gear 83 and the second gear 82 are disposed in mesh with each other.

Referring to fig. 4, the adjusting assembly 84 includes an adjusting block 841 and an adjusting rod 842, the adjusting block 841 is disc-shaped, the adjusting block 841 is coaxially fixed on the rotating shaft of the third gear 83, a groove 8411 is formed on the outer side wall of the adjusting block 841, and the groove 8411 penetrates through the adjusting block 841 along the axial line of the adjusting block 841.

Referring to fig. 4, the adjustment lever 842 is hinged on the frame 1 and disposed near the cutter 3, a hinge axis of the adjustment lever 842 is disposed parallel to a rotation axis of the third gear 83, and a hinge axis of the adjustment lever 842 is located at a middle portion of the adjustment lever 842. The end of the adjusting rod 842 close to the cutting knife 3 abuts against the lower end of the fixing block 32, and at this time, the end of the adjusting rod 842 far from the cutting knife 3 is clamped into the groove 8411 of the adjusting block 841.

Referring to fig. 1, a blanking table 9 is further fixed on the frame 1, the blanking table 9 is located at an end portion of the conveyor belt 2 far away from the paper roll 4, an inclined surface 91 is fixed on the blanking table 9, and the inclined surface 91 is inclined downwards in a direction far away from the conveyor belt 2. Two positioning blocks 92 are fixed on the lower end surface of the blanking table 9, and the two positioning blocks 92 are respectively positioned on two opposite sides of the blanking table 9 along the conveying direction of the conveyor belt 2.

Referring to fig. 1 and 2, a handle 13 is further fixed on the frame 1, and the handle 13 is positioned on one side of the paper winding drum 4 far away from the conveyor belt 2. The rack 1 is further provided with an embedded groove 10, and the position of the embedded groove 10 corresponds to the lower end of the cutter body 31.

The implementation principle of the feeding mechanism of the printing machine in the embodiment of the application is as follows:

the handle 13 is held and the frame 1 is pushed, so that the frame 1 moves to the front of a printer needing to add paper, the two positioning blocks 92 on the blanking table 9 are clamped into a paper conveying mechanism on the printer, and the positioning is realized by the two positioning blocks 92 abutting against the inner wall of the paper conveying mechanism.

Put into between clamp plate 5 and the belt with the tip that the paper roll 4 was kept away from to the paper roll 4 on the paper roll 4, control second driving piece 51 drive clamp plate 5 and remove the up end that makes the 2 stock papers of clamp plate 5 conflict conveyer belt, the 12 drive paper roll 4 of first driving piece of the second control rotate, paper roll 4 rotates and drives the stock papers on it and remove to conveyer belt 2, the 2 rotations of motor drive conveyer belt of second control, conveyer belt 2 drives the stock papers through the frictional resistance between belt and the stock papers and carries, thereby two 6 relative both sides of the 2 direction of delivery of conveyer belt are followed to the stock papers on the 2 last stock papers of conveyer belt of contradicting respectively of baffle 6 carry on spacingly to the.

Meanwhile, the roll paper cylinder 4 rotates to drive the first gear 81 to rotate, the first gear 81 drives the second gear 82 to rotate through meshing with the second gear 82, the second gear 82 drives the third gear 83 to rotate through meshing with the third gear 83, the third gear 83 drives the adjusting block 841 to rotate together, the outer side wall of the adjusting block 841 downward abuts against the end part of the adjusting rod 842 far away from the cutter 3, so that the end part of the adjusting rod 842 close to the cutter 3 upwards abuts against the lower end of the fixing block 32 to enable the cutter 3 to move upwards and far away from roll paper on the conveying belt 2, when the adjusting block 841 rotates to the groove 8411 where the adjusting rod 842 is clamped, the adjusting rod 842 overturns under the gravity action of the fixing block 32 and the cutter body 31 and the elastic force of the spring 7, so that the cutter body 31 rapidly moves downwards under the gravity action and the elastic force of the spring 7 and is clamped into the caulking groove 10 in the period of time when the adjusting rod 842 is clamped into the groove 8411, and the roll paper on, when the adjusting block 841 continues to rotate until the adjusting rod 842 is separated from the groove 8411, the outer side wall of the adjusting block 841 continues to tightly abut against the adjusting rod 842 and drives the adjusting rod 842 to turn over, so that the adjusting rod 842 tightly abuts against the lower end of the fixing block 32 again to drive the cutter body 31 to move upwards, and the cutter body 31 moves up and down.

The blanking platform 9 is pushed up by the stock form at back to the paper of cutting out to in the paper feed mechanism of inclined plane 91 entering printing machine on the blanking platform 9, compare in adding a quantitative paper toward the printing machine many times, the stock form on the stock form section of thick bamboo 4 can use longer time, has reduced the number of times that the staff added the paper toward the printing machine in, makes for it is more convenient to feed for the printing machine.

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. The utility model provides a printing machine feed mechanism, includes frame (1), its characterized in that: be provided with conveyer belt (2) of carrying the paper on frame (1), it is connected with a roll paper section of thick bamboo (4) to rotate on frame (1), a roll paper section of thick bamboo (4) are located the one end of conveyer belt (2), still be provided with first driving piece (12) on frame (1), first driving piece (12) drive a roll paper section of thick bamboo (4) rotate, it is connected with cut-off knife (3) to slide on frame (1), cut-off knife (3) are located the top of conveyer belt (2), the direction of sliding of cut-off knife (3) is vertical setting, still be provided with drive mechanism (8) on frame (1), drive mechanism (8) drive cut-off knife (3) remove.

2. A printing press feed mechanism according to claim 1, wherein: the cutter (3) comprises a cutter body (31) connected to the rack (1) in a sliding mode and a fixing block (32) arranged on the cutter body (31), and the fixing block (32) is located on one side, close to the paper winding drum (4), of the cutter body (31);

drive mechanism (8) include first gear (81), second gear (82), third gear (83) and adjusting part (84), first gear (81) coaxial set up in the axis of rotation of winding paper section of thick bamboo (4), second gear (82) with third gear (83) all rotate connect in on frame (1), second gear (82) with first gear (81) meshing, third gear (83) with second gear (82) meshing, adjusting part (84) articulate in on frame (1), the articulated axis of adjusting part (84) is on a parallel with the axis of rotation setting of third gear (83), adjusting part (84) are contradicted the lower extreme setting of fixed block (32), third gear (83) drive adjusting part (84) overturn.

3. The printer feed mechanism of claim 2, wherein: adjusting part (84) including coaxial set up in epaxial regulating block (841) of rotation of third gear (83) with articulate in adjust pole (842) on frame (1), regulating block (841) support tightly adjust pole (842) and keep away from the tip setting of cut-off knife (3), the confession has been seted up on the lateral wall of regulating block (841) adjust recess (8411) that pole (842) card was gone into, it is close to adjust pole (842) the tip of cut-off knife (3) is contradicted fixed block (32) set up.

4. A printing press feed mechanism according to claim 3, wherein: the frame (1) is provided with a spring (7), and the spring (7) enables the cut-off knife (3) to have a tendency of being close to the conveyor belt (2).

5. A printing press feed mechanism according to claim 1, wherein: the outer side wall of the paper winding barrel (4) is provided with a positioning groove (41), the length direction of the positioning groove (41) is parallel to the rotation axis of the paper winding barrel (4), an elastic piece (411) is arranged on one inner side wall of the positioning groove (41) along the length direction of the positioning groove, and the elastic piece (411) is abutted to the other inner side wall of the positioning groove (41).

6. A printing press feed mechanism according to claim 1, wherein: still go up and down to slide in frame (1) and have clamp plate (5), clamp plate (5) are located the top of conveyer belt (2), clamp plate (5) are contradicted the up end setting of paper on conveyer belt (2), still be provided with second driving piece (51) on frame (1), second driving piece (51) drive clamp plate (5) remove.

7. A printing press loading mechanism according to claim 6, wherein: the conveyor belt is characterized in that a baffle (6) is further arranged on the rack (1), and the baffle (6) is located on two opposite sides of the conveyor belt (2) in the conveying direction of the conveyor belt.

8. The printer feed mechanism of claim 7, wherein: still be provided with unloading platform (9) on frame (1), unloading platform (9) are located conveyer belt (2) are kept away from the tip of a roll of paper section of thick bamboo (4), be provided with locating piece (92) on unloading platform (9), paper feed mechanism and location on the printing machine are gone into to locating piece (92) card unloading platform (9).