CN219563421U - Round die cutting machine is pressed to circle with differential compensation function - Google Patents
Round die cutting machine is pressed to circle with differential compensation function Download PDFInfo
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- CN219563421U CN219563421U CN202320387581.3U CN202320387581U CN219563421U CN 219563421 U CN219563421 U CN 219563421U CN 202320387581 U CN202320387581 U CN 202320387581U CN 219563421 U CN219563421 U CN 219563421U
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- roller
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- rubber cushion
- cutting machine
- die
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The circular pressing die cutting machine with the differential compensation function comprises a frame which is arranged separately left and right, an upper paper pressing roller, a lower paper pressing roller, a cutting die roller and a rubber cushion roller are rotationally connected between the two frames, support shafts which are rotationally connected with the frame are coaxially fixedly connected at the left end and the right end of the rubber cushion roller, and the support shafts at one end of the right side of the rubber cushion roller extend out of the outer side of the frame at the right side; the die cutting machine further comprises a servo transmission system which is arranged on the right side of the frame and is in transmission connection with a right side supporting shaft of the rubber cushion roller. The utility model can carry out speed compensation on the rubber pad roller in real time in the running process, so that the rubber pad roller can ensure that the linear speed is the same as that of a main machine, has a simpler structure, can effectively ensure that the grooving and line pressing positions of corrugated paper boards cannot have errors, reduces the replacement times of rubber pads, and reduces the production cost.
Description
Technical Field
The utility model relates to the technical field of printing rubber rollers, in particular to a circular pressing and circular die cutting machine with a differential compensation function.
Background
At present, the inside of the round pressing round die cutting equipment needs the paper feeding speed of corrugated paper to be the same as the die cutting speed, so that the die cutting precision of the corrugated paper can be guaranteed, and most of die cutting equipment adopts gears to drive the paper pressing roller, the knife die roller and the rubber pad roller, thereby guaranteeing the same linear speed.
However, with long-time production and processing, the rubber pad roller is worn in the long-time corrugated paper cutting process, and especially when the contact cutting of the cutter and the rubber pad on the rubber pad roller occurs, serious damage can be caused to the rubber pad, so that the diameter of the rubber pad roller is reduced after the rubber pad roller is worn. Therefore, the linear speed of the rubber pad roller and the linear speed of the cutting die roller are different, so that the paper feeding speed and the die cutting speed of corrugated paper are different, and the grooving and line pressing positions of the corrugated paper board are error. The conventional solution is to replace the rubber pad on the rubber pad roller to make the linear speed the same as that before abrasion, but the rubber pad needs to be replaced at intervals due to continuous production, so that the cost in the production process is increased intangibly.
Accordingly, there is a need for a die cutting apparatus that eliminates the above problems.
Disclosure of Invention
The utility model aims to provide a circular pressing and circular die cutting machine with a differential compensation function, which is used for compensating the linear speed of a rubber pad roller after the rubber pad roller is worn, so that the paper feeding speed of corrugated paper board is the same as the die cutting speed, and the frequency of rubber pad replacement is reduced.
The circular pressing die cutting machine with the differential compensation function comprises a frame which is arranged separately left and right, an upper paper pressing roller, a lower paper pressing roller, a cutting die roller and a rubber cushion roller are rotatably connected between the two frames, a gear box for carrying out gear transmission on the upper paper pressing roller, the lower paper pressing roller and the cutting die roller and a driving motor for driving are arranged on the outer side of the frame on the left side, supporting shafts which are rotatably connected with the frame are coaxially fixedly connected at the left end and the right end of the rubber cushion roller, and the supporting shafts at one end of the right side of the rubber cushion roller extend out of the frame on the right side; the die cutting machine also comprises
The servo transmission system is arranged on the right side of the frame and is in transmission connection with a right side supporting shaft of the rubber pad roller.
Further, the servo drive system includes:
a servo controller;
the servo motor is electrically connected with the servo controller and is in transmission connection with the support shaft on the right side of the rubber pad roller;
the cutting die roller detector is arranged on any frame, is electrically connected with the servo controller and is used for detecting the linear speed of the cutting die roller;
and the rubber cushion roller detector is arranged on any frame, is electrically connected with the servo controller and is used for detecting the linear speed of the rubber cushion roller.
Further, the servo motor is in transmission connection with a supporting shaft on the right side of the rubber pad roller through a belt.
Further, a belt tensioning device for tensioning the belt is arranged on the right side of the frame.
Further, the belt tensioner includes
The mounting seat is fixedly arranged on the frame and is provided with a cavity;
the torsion spring is sleeved in the cavity;
the tensioning arm, the one end shaping of tensioning arm has cylindric installation department, and installation department suit is in the torsion spring, and its other end is the free end, and installs the take-up pulley, the take-up pulley passes through torsion spring compresses tightly on the belt.
Compared with the prior art, the utility model has the beneficial effects that:
the embodiment of the utility model provides a circular pressing circular die cutting machine with a differential compensation function, wherein a host motor drives an upper paper pressing roller, a lower paper pressing roller and a cutting die roller through a gear box, a servo driving system independently drives a rubber pad roller, the detection of the cutting die roller and the rubber pad roller through a servo system can adjust the rotating speed of the rubber pad roller in real time, so that the rotating speed of the rubber pad roller is always the same as the linear speed of the host, and in order to ensure the efficiency of the servo motor in the power transmission process, a belt tensioning device is additionally arranged on a conveying belt, so that the belt is always kept in a tensioning state, and the power transmission is ensured; the circular pressing and circular die-cutting machine with the differential compensation function can compensate the speed of the rubber mat roller in real time in the running process, so that the linear speed of the circular pressing and circular die-cutting machine is the same as that of a main machine, the structure is simple, the grooving and line pressing positions of corrugated boards can be effectively guaranteed, errors can not occur, the frequency of rubber mat replacement is reduced, and the production cost is reduced.
The utility model is further described below with reference to the drawings and embodiments of the specification.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a side view of the present utility model.
Fig. 3 is a schematic exploded view of a belt tensioner of the present utility model.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It should be noted that all directional indications (such as up, down, left, right, front, and rear are used in the embodiments of the present utility model) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In addition, the descriptions of "first," "second," etc. in the embodiments of the present utility model are provided for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The embodiment of the utility model provides a circular pressing and circular die cutting machine with a differential compensation function, which can realize speed compensation when the diameter of a rubber pad roller 2 is reduced after the rubber pad is worn, so that the synchronization of paper feeding speed and die cutting speed can be realized, the positions of slotting and pressing lines on corrugated boards are ensured not to be in error, the frequency of rubber pad replacement is reduced, and the cost in the production process is reduced.
As shown in fig. 1-2, the circular press die cutter with differential compensation function provided by the embodiment of the utility model has two frames 1 which are separately arranged left and right, an upper press roller 11 and a lower press roller 12 are connected between the two frames 1 in a vertically corresponding rotation manner to form a paper feeding assembly, meanwhile, a rubber pad roller 2 and a cutter die roller 13 are connected between the two frames 1 in a vertically corresponding rotation manner and are positioned at the side of the paper feeding assembly, a driving motor and a gear box (not shown in the figure) are used as driving units for the upper press roller 11, the lower press roller 12 and the cutter die roller 13, and the driving units are arranged at the outer sides of the frames 1 at the left side, so that the upper press roller 11, the lower press roller 12 and the cutter die roller 13 have the same linear speed through gear transmission; the left end and the right end of the rubber cushion roller 2 are fixedly connected with supporting shafts 21 coaxial with the rubber cushion roller, the rubber cushion roller 2 is rotationally connected onto the two frames 1 through the supporting shafts 21, the supporting shafts 21 positioned on the right side extend out of the outer sides of the right-side frames 1, meanwhile, a servo transmission system 3 which is in transmission connection with the supporting shafts 21 extending out of the right-side frames 1 is further arranged on the frames 1, the servo transmission system 3 can automatically adjust the rotating speed through the driving of the rubber cushion roller 2, so that the line speed synchronization with the cutting die roller 13 is ensured, the synchronization of the paper feeding speed and the die cutting speed is ensured, the grooving and line pressing positions of corrugated boards are ensured not to be in error, and the grooving and die cutting precision is improved. The servo transmission system 3 comprises a servo controller, a servo motor 31, a cutter die roller detector and a rubber pad roller detector, wherein the servo motor 31 is electrically connected with the servo controller and is in transmission connection with a supporting shaft 21 on the right side of the rubber pad roller 2 so as to drive the rubber pad roller 2 to rotate, the cutter die roller detector is arranged on any one frame 1 and is electrically connected with the servo controller and is used for detecting the linear speed of the cutter die roller 13, so that the collected linear speed of the cutter die roller 13 can be transmitted to the servo controller, the same rubber pad roller detector can be arranged on any frame 1 and is electrically connected with the servo controller so as to detect the linear speed of the rubber pad roller 2 and transmit the collected linear speed data of the rubber pad roller 2 to the servo controller for data analysis, and the servo controller can adjust the speed of the rubber pad roller 2 through the two detectors so as to synchronize the speed of the cutter die roller 13, thereby solving the situation that the paper-insulating speed and the speed are not synchronized, reducing the die cutting error in the process, and reducing the die cutting error.
In this embodiment, as shown in fig. 1-2, the servo motor 31 is in transmission connection with the supporting shaft 21 on the right side of the rubber pad roller 2 through the belt 32, so as to drive the rubber pad roller 2 to rotate, and the servo motor 31 can be conveniently disassembled and assembled by the belt 32 through transmission connection, and meanwhile, the efficiency of power transmission can be ensured. More importantly, after the rubber cushion of the rubber cushion roller is worn, the gap between the rubber cushion roller and the cutting die roller is increased, so that the position of the rubber cushion roller needs to be adjusted, specifically, the rubber cushion roller is adjusted along the radial direction of the rubber cushion roller, the gap between the rubber cushion roller and the cutting die roller is reduced, and the paper board can pass through the rubber cushion roller conveniently, so that the rubber cushion roller is driven by a belt, the gap can be adjusted conveniently, and the transmission system is not affected too much. In this embodiment, in order to improve the situation that the belt 32 will not slip during the conveying process, more importantly, after the rubber pad roller is adjusted, the loosened belt still has tension, and a belt tensioning device is further arranged on the right frame 1, so that the belt 32 can be continuously in a tensioned state by pressing or pulling the belt 32, and the efficiency of power transmission is ensured. As shown in fig. 2-3, the belt tensioning device 4 includes a mounting seat 41 fixedly mounted on the frame and provided with a chamber, a torsion spring 42 is mounted in the chamber, a cylindrical mounting portion 44 on the tensioning arm 43 is also mounted in the chamber and sleeved in the torsion spring 42, the torsion spring 42 is twisted in advance in the assembly to have torsion force for driving the tensioning arm 43, the other end of the tensioning arm 43 is a free end, and a tensioning wheel 45 capable of being pressed on the belt is mounted, the tensioning arm 43 is driven to rotate towards the direction of the belt 32 under the action of the torsion spring 42, so that the tensioning wheel 45 is pressed on the belt 32, the belt 32 is in a pressed state under the action of the belt tensioning device 4, the belt 32 is always in a tensioned state, and when the jumping and gap of the rubber pad roller 2 are changed, the belt is also in a tensioned state under the action of elasticity of the spring, and the power transmission effect is better.
The working principle of the utility model is as follows:
before a driving motor of the circular die cutting machine starts to work, the diameter size/perimeter size of the cutting die roller 13 is input into a servo controller in advance, and the servo controller is combined with parameters of the cutting die roller 13 to adjust the rotation speed of the rubber pad roller 2, so that the linear speed of the rubber pad roller 2 is the same as that of the cutting die roller 13. Meanwhile, in the real-time operation process, the perimeter size/diameter size of the rubber cushion roller 2 and the cutting die roller 13 are detected through two detectors, detection data are uploaded to a servo controller, and the rotating speed of the rubber cushion roller 2 is adjusted through the real-time operation data, so that the state that the linear speeds of the rubber cushion roller 2 and the cutting die roller 13 are synchronous is achieved. Meanwhile, in order to ensure the efficiency of the servo motor in the power transmission process, the belt 32 is tightly pressed by the tensioning force driven by the air cylinder 41, so that the belt 32 is continuously in a tensioning state, and the power transmission is ensured. Through the structure, the linear speed of the rubber pad roller 2 and the linear speed of the host machine can be ensured to be synchronous, so that the fluting and line pressing positions of the corrugated board are ensured not to be in error when the corrugated board is subjected to paper feeding and die cutting at the same speed, the replacement frequency of the rubber pad is reduced, and the cost in the production process is reduced.
Various other corresponding changes and modifications will occur to those skilled in the art from the disclosure herein, and all such changes and modifications are intended to be included within the scope of the present utility model.
Claims (5)
1. The circular pressing die cutting machine with the differential compensation function comprises a frame which is arranged separately left and right, an upper paper pressing roller, a lower paper pressing roller, a cutting die roller and a rubber cushion roller are rotationally connected between the two frames, a gear box for carrying out gear transmission on the upper paper pressing roller, the lower paper pressing roller and the cutting die roller and a driving motor for driving are arranged on the outer side of the frame on the left side, and the circular pressing die cutting machine is characterized in that a supporting shaft which is rotationally connected with the frame is coaxially fixedly connected at the left end and the right end of the rubber cushion roller, and the supporting shaft at one end of the right side of the rubber cushion roller extends out of the outer side of the frame on the right side; the die cutting machine also comprises
The servo transmission system is arranged on the right side of the frame and is in transmission connection with a right side supporting shaft of the rubber pad roller.
2. The circular press die cutting machine with differential compensation function according to claim 1, wherein the servo transmission system comprises:
a servo controller;
the servo motor is electrically connected with the servo controller and is in transmission connection with the support shaft on the right side of the rubber pad roller;
the cutting die roller detector is arranged on any frame, is electrically connected with the servo controller and is used for detecting the linear speed of the cutting die roller;
and the rubber cushion roller detector is arranged on any frame, is electrically connected with the servo controller and is used for detecting the linear speed of the rubber cushion roller.
3. The circular pressing and circular die cutting machine with the differential compensation function according to claim 2, wherein the servo motor is in transmission connection with a supporting shaft on the right side of the rubber cushion roller through a belt.
4. A circular die cutting machine with differential compensation function according to claim 3, wherein a belt tensioning device for tensioning the belt is further arranged on the right side of the frame.
5. The die cutting machine with differential speed compensation function according to claim 4, wherein the belt tensioning device comprises
The mounting seat is fixedly arranged on the frame and is provided with a cavity;
the torsion spring is sleeved in the cavity;
the tensioning arm, the one end shaping of tensioning arm has cylindric installation department, and installation department suit is in the torsion spring, and its other end is the free end, and installs the take-up pulley, the take-up pulley passes through torsion spring compresses tightly on the belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320387581.3U CN219563421U (en) | 2023-03-06 | 2023-03-06 | Round die cutting machine is pressed to circle with differential compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320387581.3U CN219563421U (en) | 2023-03-06 | 2023-03-06 | Round die cutting machine is pressed to circle with differential compensation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219563421U true CN219563421U (en) | 2023-08-22 |
Family
ID=87647274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320387581.3U Active CN219563421U (en) | 2023-03-06 | 2023-03-06 | Round die cutting machine is pressed to circle with differential compensation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219563421U (en) |
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2023
- 2023-03-06 CN CN202320387581.3U patent/CN219563421U/en active Active
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