Servo side aligning mechanism of die-cutting machine

Abstract

The utility model discloses a servo side beating and aligning mechanism of a die-cutting machine. The servo side beating and aligning mechanism comprises a paper conveying wallboard, a beating and aligning mechanism, a cross beam and a paper conveying detection photoelectric device, a paper conveying belt is arranged on the paper conveying wall plate; the cross beams are arranged on the paper conveying wall plate and located on the two sides of the tail end of the paper conveying belt. The pair of beating and aligning mechanisms are symmetrically arranged on the cross beams on the two sides of the paper conveying belt; the beating and aligning mechanism comprises a beating and aligning plate, a mounting seat, a transmission mechanism and a servo motor; the servo motor is fixed on the mounting seat and drives the beating and aligning plate through the transmission mechanism; the detection photoelectric device is arranged at the tail end of the paper conveying belt and located between the two beating and aligning mechanisms. The paper conveying detection photoelectricity detects a paper in-place signal, and the servo motor drives the aligning plates on the two sides to align the paper in the middle. Paper in-place signals are detected through paper conveying detection photoelectricity, the beating and aligning plate is driven by the servo motor to beat and align paper towards the center of the paper, accurate left-right positioning of the paper is achieved, paper adjustment is fast, noise is low, and production efficiency is high.

Description

Technical Field

[0001] The utility model relates to a conveying mechanism of a paper feeder of a die-cutting machine, in particular to a servo side alignment mechanism of the die-cutting machine. Background Art

[0002] When the die-cutting machine is working, it is necessary to continuously supply paper to the inside of the die-cutting machine. The paper feeding mechanism driven by mechanical cam and connecting rod is mostly used in the conveying side alignment structure of the die-cutting machine feeder on the market. The structure is relatively complex, noisy, and the alignment accuracy is low. The operator is also required to debug the mechanical action and installation position of the alignment structure in advance based on experience, which wastes a lot of time, increases the labor intensity of the operator, and reduces production efficiency. Summary of the Invention

[0003] In response to the above-mentioned existing technical problems, the utility model provides a servo side alignment mechanism for a die-cutting machine, which adopts digital signal servo control, can quickly adjust and align the paper, has low noise and high production efficiency.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: a servo-side snapping mechanism of a die-cutting machine, comprising a paper feed wall panel, an snapping mechanism, a crossbeam and a paper feed detection photoelectric device; a paper feed belt is arranged on the paper feed wall panel; the crossbeam is arranged on the paper feed wall panel, located on both sides of the end of the paper feed belt; the snapping mechanism has a pair of crossbeams symmetrically arranged on both sides of the paper feed belt; the snapping mechanism comprises an snapping plate, a mounting seat, a transmission mechanism and a servo motor; the servo motor is fixed on the mounting seat, and the servo motor drives the snapping plate through the transmission mechanism; the paper feed detection photoelectric device is arranged at the end of the paper feed belt, located between the two snapping mechanisms; the paper feed detection photoelectric device detects a paper in place signal, and drives the snapping plates on both sides to align the middle paper through the servo motor.

[0005] The utility model further comprises an eccentric shaft, a rocker arm, a center shaft, a push rod, a slider and a slide rail; the eccentric shaft is driven by a servo motor, one end of the rocker arm is connected to the eccentric shaft, and the other end is provided with a center shaft, the center shaft is connected to the push rod, a slider is provided on the push rod, the front end of the push rod is connected to a snapping plate, the slider is arranged on the slide rail, and the slide rail is fixed on the mounting seat; the servo motor drives the eccentric shaft to rotate and drive the rocker arm to rotate, and the rocker arm drives the push rod and the slider to move linearly along the slide rail through the center shaft, and the snapping plate performs the snapping action with the push rod.

[0006] Furthermore, the utility model has an adjusting groove on the crossbeam, and a positioning key is provided on the bottom of the mounting seat, and the mounting seat can slide along the adjusting groove through the positioning key.

[0007] The utility model further provides a locking handle on the mounting seat, a locking fixing block at the bottom of the adjustment groove, and the locking handle is connected to the locking fixing block via a thread.

[0008] Furthermore, the utility model provides an origin detection switch in the mounting seat.

[0009] Furthermore, the utility model provides a paper feeding bridge plate at the paper feeding position on the crossbeam.

[0010] The beneficial effects of adopting the above technical solution are: the aligning mechanism of the utility model adopts digital signal servo control, the paper feeding detection photoelectrically detects the paper in place signal, and the servo motor drives the aligning plate to the middle. When the front end of the paper reaches the front of the die-cutting machine and is positioned, the left and right aligning plates align the paper toward the center of the paper to achieve precise left and right positioning of the paper. This mechanism adopts digital signal servo control, with high aligning accuracy, fast paper adjustment, low noise and high production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural diagram of the utility model;

[0012] Figure 2 This is a schematic diagram of the aligning mechanism of the utility model;

[0013] Figure 3 This is a schematic diagram of the internal transmission mechanism of the aligning mechanism of the present invention;

[0014] Figure 4 This is a schematic diagram of the installation structure of the aligning mechanism of the utility model;

[0015] In the figure: 1. Paper feed wall panel, 2. Paper feed belt, 3. Paper feed bridge plate, 4. Alignment mechanism, 5. Paper feed detection photoelectric, 6. Crossbeam, 7. Alignment plate, 8. Origin detection switch, 9. Mounting seat, 10. Servo motor, 11. Locking handle, 12. Eccentric shaft, 13. Rocker arm, 14. Center shaft, 15. Push rod, 16. Slider, 17. Slide rail, 18. Positioning key, 19. Locking fixed block, 20. Adjustment groove. DETAILED DESCRIPTION

[0016] The present invention will be described in further detail below with reference to the accompanying drawings.

[0017] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0018] An embodiment of the present invention: Figure 1 and Figure 2 As shown, a servo-side alignment mechanism of a die-cutting machine includes a paper feed wall panel 1, an alignment mechanism 4, a crossbeam 6 and a paper feed detection photoelectric device 5; a paper feed belt 2 is arranged on the paper feed wall panel 1; the crossbeam 6 is arranged on the paper feed wall panel 1, and is located on both sides of the end of the paper feed belt 2; the alignment mechanism 3 has a pair of crossbeams 6 symmetrically arranged on both sides of the paper feed belt 2; the alignment mechanism 3 includes an alignment plate 7, a mounting seat 9, a transmission mechanism and a servo motor 10; the servo motor 10 is fixed on the mounting seat 9, and the servo motor 10 drives the alignment plate 7 through the transmission mechanism; the paper feed detection photoelectric device 5 is arranged at the end of the paper feed belt 2, and is located between the two alignment mechanisms; the paper feed detection photoelectric device 5 detects a paper arrival signal, and drives the alignment plates 7 on both sides to align the middle paper through the servo motor 10. The utility model adopts digital signal servo control, and the paper feeding detection photoelectric device 5 detects the paper arrival signal. The servo motor 10 controls the transmission mechanism to drive the left and right aligning plates 7 to align the paper toward the center of the paper, thereby realizing precise left and right positioning of the paper. This mechanism adopts digital signal servo control, has high aligning accuracy, fast paper adjustment, low noise and high production efficiency.

[0019] In other specific embodiments of the present invention, the rest are the same as the above embodiments, except that, Figure 2 and Figure 3As shown, the transmission mechanism includes an eccentric shaft 12, a rocker arm 13, a center shaft 14, a push rod 15, a slider 16 and a slide rail 17; the eccentric shaft 12 is driven by a servo motor 10, one end of the rocker arm 13 is connected to the eccentric shaft 12, and the other end is provided with a center shaft 14, the center shaft 14 is connected to the push rod 15, and a slider 16 is provided on the push rod 15, and the front end of the push rod 15 is connected to the aligning plate 7, the slider 16 is arranged on the slide rail 17, and the slide rail 17 is fixed on the mounting seat 9; the servo motor 10 drives the eccentric shaft 12 to rotate and drive the rocker arm 13 to rotate, and the rocker arm 13 drives the push rod 15 and the slider 16 to move linearly along the slide rail 17 through the center shaft 14, and the aligning plate 7 performs the aligning action with the push rod 15. In combination with the above embodiments, the working process of the utility model is as follows: first, the paper feeding detection photoelectric device 5 detects the paper arrival signal, and the servo motor 10 drives the aligning plate to push toward the middle. At this time, the paper continues to be transported. When the front end of the paper reaches the front of the die-cutting machine and is positioned, the servo motors 10 on the left and right sides respectively drive the eccentric shaft 12 to rotate and drive the rocker arm 13 to rotate. The rocker arm 13 drives the push rod 15 and the slider 16 to move linearly along the slide rail 17 through the center shaft 14. The aligning plate 7 performs the aligning action with the push rod 15, so that the aligning plates 7 on both sides align the paper toward the center of the paper.

[0020] In other specific embodiments of the present invention, the rest are the same as the above embodiments, except that, Figure 4 As shown, there is an adjustment groove 20 on the beam 6, and a positioning key 18 is provided at the bottom of the mounting seat 9. The mounting seat 9 can slide along the adjustment groove 20 through the positioning key 18. According to the width of the paper, the position of the alignment mechanism can be moved and adjusted to adapt to papers of different widths.

[0021] In other specific embodiments of the present invention, the rest are the same as the above embodiments, except that, Figure 4 As shown, the mounting base 9 is provided with a locking handle 11, and a locking block 19 is provided at the bottom of the adjustment groove 20. The locking handle 11 is connected to the locking block 19 via a thread. By rotating the locking handle 11 to tighten the locking block 19, the mounting base 9 can be locked to the crossbeam 6. By rotating the locking handle 11 in the opposite direction to release the locking block 19, the mounting base 9 can be moved to adjust its own position.

[0022] In other specific embodiments of the present invention, the rest are the same as the above embodiments, except that, Figure 2 As shown, an origin detection switch 8 is provided in the mounting seat 9. When a round of paper aligning and conveying is completed, the origin detection switch 8 gives a signal to the servo motor 10 to control the aligning plate 7 to return to the origin.

[0023] In other specific embodiments of the present invention, the rest are the same as the above embodiments, except that, Figure 1 As shown, the paper feeding bridge 3 is provided at the paper feeding portion on the crossbeam 6. If the paper width is large, both sides of the paper will pass over the crossbeam 6. The paper feeding bridge 3 is provided on this part of the crossbeam 6 to allow the paper to pass smoothly and prevent the paper from getting stuck on the crossbeam 6. The number of paper feeding bridges 3 is adjusted according to the width of the paper.

[0024] The above embodiments are intended only to illustrate the technical concepts and features of the present invention. Their purpose is to enable those familiar with the art to understand the present invention and implement it accordingly. They are not intended to limit the scope of protection of the present invention. Any equivalent changes or modifications based on the spirit of the main technical solution of the present invention are intended to be covered by the scope of protection of the present invention.

Claims

1. A die-cutting machine servo side alignment mechanism, characterized in that: Including paper feeding wall panel, aligning mechanism, crossbeam and paper feeding detection photoelectric system; A paper feeding belt is arranged on the paper feeding wallboard; The crossbeam is arranged on the paper feeding wallboard and is located on both sides of the end of the paper feeding belt; The aligning mechanism has a pair of symmetrically arranged on the beams on both sides of the paper feeding belt; the aligning mechanism includes an aligning plate, a mounting seat, a transmission mechanism and a servo motor; the servo motor is fixed on the mounting seat, and the servo motor drives the aligning plate through the transmission mechanism; The paper feeding detection photoelectric device is arranged at the end of the paper feeding belt, between the two aligning mechanisms; the paper feeding detection photoelectric device detects the paper arrival signal, and drives the aligning plates on both sides to align the middle paper through the servo motor.

2. The die-cutting machine servo side alignment mechanism according to claim 1, characterized in that: The transmission mechanism includes an eccentric shaft, a rocker arm, a central shaft, a push rod, a slider and a slide rail; The eccentric shaft is driven by a servo motor, one end of the rocker arm is connected to the eccentric shaft, and the other end is provided with a central shaft, the central shaft is connected to a push rod, a slider is provided on the push rod, the front end of the push rod is connected to a aligning plate, the slider is arranged on a slide rail, and the slide rail is fixed on a mounting seat; The servo motor drives the eccentric shaft to rotate and drives the rocker arm to rotate. The rocker arm drives the push rod and the slider to move linearly along the slide rail through the central axis, and the aligning plate performs the aligning action with the push rod.

3. The die-cutting machine servo side alignment mechanism according to claim 2, characterized in that: An adjusting groove is provided on the crossbeam, and a positioning key is provided at the bottom of the mounting seat. The mounting seat can slide along the adjusting groove through the positioning key.

4. The die-cutting machine servo side alignment mechanism according to claim 3, characterized in that: A locking handle is provided on the mounting seat, a locking fixing block is provided at the bottom of the adjusting groove, and the locking handle is connected to the locking fixing block through a thread.

5. The die-cutting machine servo side alignment mechanism according to claim 2, characterized in that: An origin detection switch is arranged in the mounting seat.

6. A die-cutting machine servo side alignment mechanism according to claim 1 or 2, characterized in that: A paper feeding bridge plate is provided at the paper feeding position on the crossbeam.

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