Corrugated board paper feeding bracket for carton digital printing machine

Abstract

The invention relates to the technical field of packaging and printing, in particular to a corrugated board paper feeding bracket for a carton digital printer, which comprises a support frame, a linear guide rail arranged on the support frame, and a sliding paper supporting table device and a sliding paper blocking table device which are arranged on the linear guide rail in a sliding manner, the sliding paper supporting table device comprises a supporting base, a paper supporting table and a lifting mechanism arranged between the supporting base and the paper supporting table, and the rear end of the paper supporting table extends downwards to form a paper supporting part used for supporting the rear edge of a corrugated board; by arranging the sliding paper supporting table device and the sliding paper blocking table device which are installed on the linear guide rail in a sliding mode, the corrugated board can be limited according to the size of the corrugated board so that the processing position of the corrugated board can be aligned, and therefore the upper front edge paper feeding part of the digital printing machine can be assisted; and large and long corrugated boards are stably fed into a printing unit of the digital printing machine, so that the problems that the corrugated boards deviate and paper is difficult to feed are effectively prevented.

Description

Technical Field

[0001] The invention relates to the technical field of packaging printing, in particular to a corrugated paperboard feeding bracket for a carton digital printing machine. Background Art

[0002] The leading edge paper feeding method is a relatively advanced paper feeding method for carton printing machines. The components of a carton printing machine using this paper feeding method include a leading edge paper feeding unit, a printing unit, a slotting unit and a die-cutting unit. The leading edge paper feeding unit uses one or more sets of paper feeding wheels to drive the corrugated cardboard to slide forward. Its advantage is that it can reduce the pressure of the paper pulling glue shaft on the corrugated cardboard. However, the leading edge paper feeding unit of the existing carton printing machine is unstable in conveying large and long corrugated cardboard. The corrugated cardboard to be printed sometimes deviates or paper feeding is difficult. Summary of the invention

[0003] The purpose of the present invention is to provide a corrugated paperboard feeding bracket for a carton digital printing machine to overcome the problems existing in the existing equipment.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is as follows: a corrugated cardboard feed bracket for a carton digital printing machine, comprising a support frame, a linear guide rail arranged on the support frame, and a sliding paper support platform device and a sliding paper stop platform device slidably mounted on the linear guide rail, the sliding paper support platform device comprising a support base, a paper support platform and a lifting mechanism arranged between the support base and the paper support platform, the rear end of the paper support platform extends downward to form a paper support portion for holding the rear edge of the corrugated cardboard; the sliding paper stop platform device comprises a sliding base, a plurality of sliding paper stop platforms arranged on the sliding base and a plurality of side baffles, the plurality of side baffles are used to limit the left and right positions of the corrugated cardboard, each group of side baffles comprises an automatic side baffle and a manual side baffle arranged oppositely on the left and right, the bottom of the automatic side baffle and the manual side baffle are both equipped with mounting seats, the mounting seats at the bottom of the automatic side baffle are connected to the side baffle driving mechanism, and the mounting seats at the bottom of the manual side baffles of each group of side baffles are correspondingly connected to the plurality of slide rails.

[0005] On the basis of the above technical solution, the present invention can also be improved as follows: As a further improvement of the above technical solution, the support base includes a support plate, a first slider arranged below the support plate and a support tube arranged above the support plate. The first slider is slidably installed on the linear guide rail, and the front end of the paper support platform is connected to the lifting mechanism.

[0006] As a further improvement of the above technical solution, the lifting mechanism includes two spiral elevators and a lifting reducer installed on a supporting base. The two spiral elevators are connected to the bottom of the paper support platform respectively. The two spiral elevators are arranged on both sides of the lifting reducer. A reduction connecting rod is connected between each spiral elevator and the lifting reducer.

[0007] As a further improvement of the above technical solution, the sliding base includes a slide, a second slider arranged below the slide, and multiple groups of side panels arranged above the slide, the second slider is slidably installed on the linear guide rail, the multiple groups of side panels are arranged at intervals along a direction perpendicular to the linear guide rail, each group of side panels includes multiple side panels, and the multiple side panels are arranged along a direction parallel to the linear guide rail.

[0008] As a further improvement of the above technical solution, the multiple sliding paper stoppers are arranged along a direction perpendicular to the linear guide rail, and each sliding paper stopper includes multiple rollers. The rollers of the multiple sliding paper stoppers are located in the same plane, and the multiple rollers of each sliding paper stopper are arranged along a direction parallel to the linear guide rail, and the multiple rollers of each sliding paper stopper are rotatably connected between two adjacent groups of side panels.

[0009] As a further improvement of the above technical solution, the multiple groups of side fences are arranged at intervals between multiple rollers of the sliding paper stop along a direction parallel to the linear guide rail, the side fence driving mechanism includes a motor and a screw connected to the motor, the mounting seat at the bottom of the automatic side fence is threadedly connected to the screw, the motor that drives the automatic side fence of each group of side fences to move is installed correspondingly on the leftmost group of side panels, and the multiple slide rails are installed correspondingly on the rightmost group of side panels.

[0010] As a further improvement of the above technical solution, the roller can be made of aluminum, the slide is an aluminum profile, the side plate is a stainless steel plate, the second slider is a stainless steel block, and the second slider and the side plate are fixed to the slide by screws; the paper support is made of stainless steel, the support plate is a stainless steel plate, the first slider is a stainless steel block, the support tube is a steel square tube, and the first slider and the support tube are fixed to the support plate by welding.

[0011] As a further improvement of the above technical solution, the support frame is welded from multiple square tubes, the square tubes are stainless steel tubes or iron tubes, and multiple footings are provided at the bottom of the support frame. Two linear guide rails are fixed on both sides of the support frame by screws, and the linear guide rails extend in the front and rear directions. Two limit baffles are fixed at both ends of each linear guide rail for limiting the first slider and the second slider.

[0012] As a further improvement of the above technical solution, two drag chain grooves are fixed on both sides of the support frame by screws, and the drag chain grooves are used to accommodate the drag chain.

[0013] The beneficial effects of the present invention are as follows: the corrugated cardboard paper feed bracket provided by the present invention is provided with a sliding paper support platform device and a sliding paper stop platform device which are slidably mounted on a linear guide rail, and can limit the position of the corrugated cardboard according to the size of the corrugated cardboard so as to align the processing position of the corrugated cardboard, thereby assisting the upper front edge paper feeding part of the digital printing machine to stably feed large and long corrugated cardboard into the printing unit of the digital printing machine, thereby effectively preventing the problem of the corrugated cardboard running off track and difficulty in feeding paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0015] Figure 1 It is a structural schematic diagram of a corrugated paperboard feeding bracket for a carton digital printing machine provided by a preferred embodiment of the present invention; Figure 2 yes Figure 1 The corrugated cardboard feed tray is viewed along the right side; Figure 3 yes Figure 1 A front side view of the corrugated cardboard feed tray; Figure 4 yes Figure 1 A rear side view of the corrugated cardboard feed tray; Figure 5 yes Figure 1 A top view of the corrugated cardboard feed tray in FIG. In the figure: 1. support frame; 11. foot; 12. drag chain slot; 2. linear guide rail; 21. limit baffle; 3. sliding paper support platform device; 31. support base; 311. first slider; 312. support plate; 313. support tube; 32. paper support platform; 321. paper support part; 331. spiral lift; 332. lifting reducer; 333. reduction connecting rod; 4. sliding paper stop platform device; 41. sliding base; 411. second slider; 412. slide; 413. side plate; 42. sliding paper stop platform; 421. roller; 43. side baffle; 431. automatic side baffle; 432. manual side baffle; 433. mounting seat; 434. motor; 435. screw; 436. slide rail. DETAILED DESCRIPTION

[0016] The present invention will now be further described in detail with reference to the accompanying drawings and embodiments. These drawings are simplified schematic diagrams that only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0017] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0019] like Figures 1 to 5 As shown, a preferred embodiment of the present invention provides a corrugated cardboard paper feeding bracket for a carton digital printing machine, which is used to assist the upper front edge paper feeding part of the carton digital printing machine to assist in feeding large and long corrugated cardboard, including a support frame 1, a linear guide rail 2 arranged on the support frame 1, and a sliding paper support table device 3 and a sliding paper stop table device 4 slidably installed on the linear guide rail 2.

[0020] The support frame 1 is welded by a plurality of square tubes, which are stainless steel tubes or iron tubes. A plurality of footings 11 are arranged at the bottom of the support frame 1. Two linear guide rails 2 are fixed on both sides of the support frame 1 by screws, and the linear guide rails 2 extend in the front-rear direction.

[0021] The sliding paper support device 3 is used to limit the rear edge of the corrugated board to be printed, and includes a support base 31 , a paper support 32 , and a lifting mechanism arranged between the support base 31 and the paper support 32 .

[0022] The support base 31 includes a support plate 312, a first slider 311 disposed below the support plate 312, and a support tube 313 disposed above the support plate 312. The first slider 311 is slidably mounted on the linear guide rail 2. In this embodiment, the paper support platform 32 is made of stainless steel, the support plate 312 is a stainless steel plate, the first slider 311 is a stainless steel block, the support tube 313 is a steel square tube, and the first slider 311 and the support tube 313 are fixed to the support plate 312 by welding. The front end of the paper support platform 32 is connected to the lifting mechanism, and the rear end of the paper support platform 32 extends downward to form a paper support portion 321 for supporting the rear edge of the corrugated cardboard.

[0023] The lifting mechanism provides support and power for the lifting of the paper support platform 32, including two spiral elevators 331 and a lifting reducer 332 installed on the support base 31. The two spiral elevators 331 are connected to the bottom of the paper support platform 32 respectively. The two spiral elevators 331 are arranged on both sides of the lifting reducer 332. A reduction connecting rod 333 is connected between each spiral elevator 331 and the lifting reducer 332. The spiral elevator 331 is connected to the lifting reducer 332 through the reduction connecting rod 333. The reduction connecting rod 333 transmits the power output by the lifting reducer 332 to the spiral elevator 331, so that the spiral elevator 331 drives the paper support platform 32 to lift and lower, so that one lifting reducer 332 can synchronously control the two spiral elevators 331, with a simple structure and convenient control.

[0024] The sliding paper stopper device 4 comprises a sliding base 41, a plurality of sliding paper stoppers 42 and a plurality of side baffles 43 disposed on the sliding base 41. In this embodiment, three sliding paper stoppers 42 and three side baffles 43 are disposed on the sliding base 41.

[0025] The sliding base 41 includes a slide 412, a second slider 411 disposed below the slide 412, and a plurality of side panels 413 disposed above the slide 412, and the second slider 411 is slidably mounted on the linear guide 2. The plurality of side panels 413 are arranged at intervals along a direction perpendicular to the linear guide 2, and each group of side panels 413 includes a plurality of side panels 413, and the plurality of side panels 413 are arranged along a direction parallel to the linear guide 2. In this embodiment, the slide 412 is an aluminum profile, the side panels 413 are stainless steel plates, the second slider 411 is a stainless steel block, and the second slider 411 and the side panels 413 are fixed to the slide 412 by screws.

[0026] The multiple sliding paper stops 42 are arranged along a direction perpendicular to the linear guide rail 2, and each sliding paper stop 42 includes a plurality of rollers 421, which can be made of aluminum. The rollers 421 of the multiple sliding paper stops 42 are located in the same plane, and the multiple rollers 421 of each sliding paper stop 42 are arranged along a direction parallel to the linear guide rail 2, and the multiple rollers 421 of each sliding paper stop 42 are rotatably connected between two adjacent groups of side panels 413. The corrugated cardboard to be printed is placed on the multiple rollers 421 of the sliding paper stop 42, and the corrugated cardboard is in contact with the multiple rollers 421, thereby reducing the wear of the corrugated cardboard.

[0027] The plurality of side baffles 43 are used to limit the left and right positions of the corrugated paperboard so as to align the processing position of the corrugated paperboard. The plurality of side baffles 43 are arranged between the plurality of rollers 421 of the sliding paper baffle 42 along a direction parallel to the linear guide rail 2, each set of side baffles 43 includes an automatic side baffle 431 and a manual side baffle 432, the automatic side baffle 431 and the manual side baffle 432 of each set of side baffles 43 are arranged opposite to each other, and the bottoms of the automatic side baffles 431 and the manual side baffles 432 are both installed with mounting seats 433 by screws.

[0028] The mounting seat 433 at the bottom of the automatic side baffle 431 is connected to the side baffle driving mechanism, and the side baffle driving mechanism drives the automatic side baffle 431 to move in a direction perpendicular to the linear guide rail 2. Specifically, the side baffle driving mechanism includes a motor 434 and a screw rod 435 connected to the motor 434. The mounting seat 433 at the bottom of the automatic side baffle 431 is connected to the screw rod 435 through a threaded connection. The motor 434 drives the automatic side baffle 431 to move along the screw rod 435 to adjust the position of the automatic side baffle 431. Each motor 434 that drives the automatic side baffle 431 of each group of side baffles 43 to move is correspondingly installed on the leftmost group of side plates 413. Each motor 434 drives each automatic side baffle 431 to move synchronously. The motor 434 and the lifting reducer 332 are controlled by a PLC controller to accurately control the position of the automatic side baffle 431.

[0029] The mounting base 433 at the bottom of the manual side baffle 432 of each group of side baffles 43 is connected to a plurality of slide rails 436. The manual side baffle 432 is manually adjusted to move along the slide rails 436 to adjust the distance between the manual side baffle 432 and the automatic side baffle 431. The plurality of slide rails 436 are correspondingly installed on the rightmost group of side panels 413.

[0030] Optionally, two drag chain slots 12 are fixed on both sides of the support frame 1 by screws, and the drag chain slots 12 are used to accommodate the drag chain. Two limit baffles 21 are fixedly arranged at both ends of each linear guide rail 2, which are used to limit the first slider 311 and the second slider 411.

[0031] The working principle of the present invention is as follows: in actual work, the corrugated cardboard paper feed bracket is installed on the upper front edge paper feeding part of the carton digital printing machine, the sliding paper stopper device 4 is moved along the linear guide rail 2, and the large and long corrugated cardboard to be printed is placed on the multiple rollers 421 of the sliding paper stopper 42, and the distance between the manual side baffle 432 and the automatic side baffle 431 is adjusted according to the width of the corrugated cardboard to align the processing position of the corrugated cardboard, and the position of the automatic side baffle 431 is adjusted by driving the automatic side baffle 431 to move through the side baffle driving mechanism , so that the left edge of the corrugated cardboard abuts against the automatic side baffle 431, and the manual side baffle 432 is manually adjusted to make the manual side baffle 432 abut against the right edge of the corrugated cardboard; then move the sliding paper support platform device 3 along the linear guide rail 2, and adjust the height of the paper support platform 32 through the lifting mechanism, so that the paper support part 321 of the paper support platform 32 supports the rear edge of the cardboard, thereby assisting the upper front edge paper feeding part of the digital printing press to stably feed the large and long corrugated cardboard into the printing unit of the digital printing press, thereby effectively preventing the problem of the corrugated cardboard running off track and difficulty in feeding paper.

[0032] The corrugated cardboard paper feed bracket provided by the present invention is provided with a sliding paper support platform device 3 and a sliding paper stop platform device 4 which are slidably mounted on a linear guide rail 2, and can limit the corrugated cardboard according to the size of the corrugated cardboard so as to align the processing position of the corrugated cardboard, thereby assisting the upper front edge paper feeding part of the digital printing press to stably feed large and long corrugated cardboard into the printing unit of the digital printing press, thereby effectively preventing the problem of the corrugated cardboard running off track and difficulty in feeding paper.

[0033] Any details not mentioned in the above specific embodiments of the present invention belong to the known technologies in the art and can be implemented with reference to the known technologies.

[0034] The above is based on the ideal embodiment of the present invention. Through the above description, relevant personnel can make various changes and modifications without departing from the technical concept of the present invention. The technical scope of the present invention is not limited to the content in the specification, and the technical scope must be determined according to the scope of the claims.

Claims

1. A corrugated cardboard feed bracket for a carton digital printing machine, characterized in that: The invention comprises a support frame, a linear guide rail arranged on the support frame, and a sliding paper support platform device and a sliding paper stop platform device slidably arranged on the linear guide rail. The sliding paper support platform device comprises a support base, a paper support platform and a lifting mechanism arranged between the support base and the paper support platform. The rear end of the paper support platform extends downward to form a paper support portion for holding the rear edge of the corrugated cardboard. The sliding paper stop platform device comprises a sliding base, a plurality of sliding paper stop platforms arranged on the sliding base, and a plurality of side baffles. The plurality of side baffles are used to limit the left and right positions of the corrugated cardboard. Each group of side baffles comprises an automatic side baffle and a manual side baffle arranged oppositely on the left and right. The bottom of the automatic side baffle and the manual side baffle are both equipped with mounting seats. The mounting seats at the bottom of the automatic side baffle are connected to the side baffle driving mechanism. The mounting seats at the bottom of the manual side baffles of each group of side baffles are correspondingly connected to the plurality of slide rails.

2. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 1, characterized in that: The support base includes a support plate, a first slider arranged below the support plate and a support tube arranged above the support plate. The first slider is slidably mounted on the linear guide rail, and the front end of the paper support platform is connected to the lifting mechanism.

3. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 2, characterized in that: The lifting mechanism includes two spiral elevators and a lifting reducer installed on a supporting base. The two spiral elevators are connected to the bottom of the paper support platform respectively. The two spiral elevators are arranged on both sides of the lifting reducer. A reduction connecting rod is connected between each spiral elevator and the lifting reducer.

4. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 3, characterized in that: The sliding base includes a slide, a second slider arranged below the slide, and multiple groups of side plates arranged above the slide. The second slider is slidably installed on the linear guide rail. The multiple groups of side plates are arranged at intervals along a direction perpendicular to the linear guide rail. Each group of side plates includes multiple side plates, and the multiple side plates are arranged along a direction parallel to the linear guide rail.

5. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 4, characterized in that: The multiple sliding paper stoppers are arranged along a direction perpendicular to the linear guide rail, and each sliding paper stopper includes a plurality of rollers. The rollers of the multiple sliding paper stoppers are located in the same plane, and the multiple rollers of each sliding paper stopper are arranged along a direction parallel to the linear guide rail, and the multiple rollers of each sliding paper stopper are rotatably connected between two adjacent groups of side plates.

6. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 5, characterized in that: The multiple groups of side fences are arranged at intervals between multiple rollers of the sliding paper stop along a direction parallel to the linear guide rail. The side fence driving mechanism includes a motor and a screw connected to the motor. The mounting seat at the bottom of the automatic side fence is connected to the screw by a thread. The motor that drives the automatic side fences of each group of side fences to move is installed correspondingly on the leftmost group of side panels, and the multiple slide rails are installed correspondingly on the rightmost group of side panels.

7. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 6, characterized in that: The roller can be made of aluminum, the slide is an aluminum profile, the side plate is a stainless steel plate, the second slider is a stainless steel block, and the second slider and the side plate are fixed to the slide by screws; the paper support is made of stainless steel, the support plate is a stainless steel plate, the first slider is a stainless steel block, the support tube is a steel square tube, and the first slider and the support tube are fixed to the support plate by welding.

8. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 7, characterized in that: The support frame is welded from a plurality of square tubes, which are stainless steel tubes or iron tubes. A plurality of footings are provided at the bottom of the support frame. Two linear guide rails are fixed on both sides of the support frame by screws. The linear guide rails extend in the front-rear direction. Two limit baffles are fixed at both ends of each linear guide rail for limiting the first slider and the second slider.

9. The corrugated paperboard feeding bracket for a carton digital printing machine according to claim 8, characterized in that: Two drag chain grooves are fixed on both sides of the support frame by screws, and the drag chain grooves are used to accommodate the drag chain.

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