CN116604880A - Printing label cutting machine tool for positioning bowl bottom by cursor and identification cutting method - Google Patents
Printing label cutting machine tool for positioning bowl bottom by cursor and identification cutting method Download PDFInfo
- Publication number
- CN116604880A CN116604880A CN202310710988.XA CN202310710988A CN116604880A CN 116604880 A CN116604880 A CN 116604880A CN 202310710988 A CN202310710988 A CN 202310710988A CN 116604880 A CN116604880 A CN 116604880A
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- cutting
- printing
- bowl
- paper
- cursor
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- 238000005520 cutting process Methods 0.000 title claims abstract description 167
- 238000007639 printing Methods 0.000 title claims abstract description 146
- 238000000034 method Methods 0.000 title claims description 17
- 230000003287 optical effect Effects 0.000 claims abstract description 67
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims description 79
- 238000003825 pressing Methods 0.000 claims description 59
- 238000004049 embossing Methods 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 2
- 241001122767 Theaceae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/3806—Cutting-out; Stamping-out wherein relative movements of tool head and work during cutting have a component tangential to the work surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/20—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed
- B26D5/30—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed having the cutting member controlled by scanning a record carrier
- B26D5/34—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed having the cutting member controlled by scanning a record carrier scanning being effected by a photosensitive device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B50/20—Cutting sheets or blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/74—Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/74—Auxiliary operations
- B31B50/88—Printing; Embossing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
- B41F19/008—Apparatus or machines for carrying out printing operations combined with other operations with means for stamping or cutting out
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/16—Programming systems for automatic control of sequence of operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2217/00—Printing machines of special types or for particular purposes
- B41P2217/50—Printing presses for particular purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2217/00—Printing machines of special types or for particular purposes
- B41P2217/50—Printing presses for particular purposes
- B41P2217/60—Means for supporting the articles
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to the technical field of undercut forming of paper bowl and discloses a printing label cutting machine tool for positioning a bowl bottom by a cursor, which comprises a printing cutting machine table, wherein the printing cutting machine table is sequentially provided with a cursor positioning mechanism, a printing mechanism and a cutting mechanism along the conveying direction of bowl bottom paper; the cursor positioning mechanism comprises a first optical sensor and a second optical sensor, wherein the first optical sensor is used for identifying a low-speed cursor of the bowl base paper, and the second optical sensor is used for identifying a printing cutting cursor of the bowl base paper; when the first optical sensor identifies a low-speed cursor of bowl base paper, the cutting machine runs at a low speed; when the second optical sensor recognizes the print cutting cursor of the bowl base paper, the bowl base paper stops conveying. The cursor identification technology is utilized to judge the conveying condition of the bowl base paper, so that the machine tool is not required to convey the bowl base at a constant speed, the conveying precision of the machine tool is reduced, the cutting precision of the bowl base paper is improved, and the conveying precision of the bowl base paper is not influenced by equipment errors on the machine tool.
Description
Technical Field
The invention relates to the technical field of undercut forming of paper bowl bowls, in particular to a printing label cutting machine tool for positioning a bowl bottom by a cursor and an identification cutting method.
Background
The paper bowl forming machine is a multi-station automatic forming machine, and is an ideal device for producing beverage paper cups, tea paper cups, coffee paper cups, advertisement paper cups, market paper cups, ice cream paper cups or other disposable frustum-shaped food paper containers through continuous processes such as automatic paper feeding (printed fan-shaped paper sheets), sealing (heat sealing paper cup walls), oiling (upper rolling mouth lubrication), punching (automatic punching of the cup bottom from rolled paper), heating, knurling (cup bottom sealing), curling, cup unloading and collecting, and the like, and has the functions of photoelectric detection, fault alarm, counting, and the like. In the process of bottom flushing, corresponding labels are required to be printed on the bowl base paper, then the positions of the labels are cut to obtain standard round bowl bottoms, however, the conventional paper bowl printing device cannot ensure uniform advance and printing of paper due to error influence, the bowl base paper can deviate forwards and backwards, and the printing position does not correspond to the subsequent cutting position; secondly, when the equipment stops conveying bowl base paper, the bowl base paper can be driven to continuously and forwards convey for a certain distance due to equipment errors and inertia after the motor stops rotating, and the distance for continuously and forwards conveying is uncontrollable due to the errors which are not fixed values, so that a certain deviation exists between a printing position and a cutting position, the cutting position is covered to the printing position frequently, a large amount of waste products are caused, the reject ratio is increased, and the production cost is increased.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a printing label cutting machine tool for positioning a bowl bottom by a cursor and an identification cutting method, which are used for solving the problems in the prior art.
The aim of the invention is realized by the following technical scheme: a printing label cutting machine tool for positioning a cursor at the bottom of a bowl comprises a printing cutting machine table, wherein the printing cutting machine table is sequentially provided with a cursor positioning mechanism, a printing mechanism and a cutting mechanism along the conveying direction of bowl bottom paper;
the cursor positioning mechanism comprises a first optical sensor, a second optical sensor and a quick-break driving mechanism, wherein the quick-break driving mechanism is positioned below the printing and cutting machine table, the first optical sensor and the second optical sensor are arranged in a staggered manner along the conveying direction perpendicular to the bowl base paper, the first optical sensor is used for identifying a low-speed cursor of the bowl base paper, and the second optical sensor is used for identifying a printing and cutting cursor of the bowl base paper;
the printing mechanism comprises a printing roller and an embossing conveying roller which are rotatably arranged, the embossing conveying roller is positioned above the printing roller, and a printing gap for passing bowl base paper is formed between the embossing conveying roller and the printing roller;
the quick-break driving mechanism is connected with the printing roller and the embossing conveying roller simultaneously through a belt transmission mechanism;
when the first optical sensor identifies a low-speed cursor of bowl base paper, the quick-break driving mechanism runs at a low speed;
when the second optical sensor recognizes the printing cutting cursor of the bowl base paper, the quick-break driving mechanism is in a break state.
In some embodiments, the quick-break driving mechanism comprises a motor, a driving box body, a driving shaft and a driving shaft, wherein the driving shaft and the driving shaft are both rotationally connected in the driving box body, the driving shaft is arranged opposite to the driving shaft, a first friction disc is fixedly sleeved at one end of the driving shaft, which is close to the driving shaft, the other end of the driving shaft is in transmission connection with an output shaft of the motor through a coupling, a second friction disc is slidingly sleeved at one end of the driving shaft, which is close to the driving shaft, a first limit friction disc is fixedly sleeved on the driving shaft, a second limit friction disc is arranged at one side of the driving shaft, and the second limit friction disc moves along the axial direction of the driving shaft;
when the first optical sensor identifies a low-speed cursor of bowl base paper, the motor runs at a low speed;
when the second optical sensor identifies the printing cutting cursor of the bowl base paper, the first friction disc is separated from the second friction disc, and the first limit friction disc is propped against the second limit friction disc.
In some embodiments, a spline groove is formed in the transmission shaft, spline teeth are arranged on the inner wall of the second friction disc, the spline teeth are slidably matched in the spline groove, an annular electromagnet is arranged between the second friction disc and the first limiting friction disc, one end, close to the annular electromagnet, of the second friction disc is fixed with the annular disc, the annular electromagnet is electrified to generate a magnetic pole with the same magnetic property as that of the annular disc, a reset spring is arranged in the spline groove, two ends of the reset spring are respectively connected with the transmission shaft and the spline teeth, and when the reset spring is in a normal state, the first friction disc and the second friction disc are in a separated state.
In some embodiments, an air cylinder is arranged on the transmission case body, a telescopic shaft of the air cylinder penetrates into the transmission case body to be connected with the second limiting friction disc, and a pressure sensor is embedded in the end face, close to the first limiting friction disc, of the second limiting friction disc.
In some embodiments, the belt transmission mechanism comprises a first belt pulley, an intermediate shaft and a second belt pulley, wherein one end of the transmission shaft, far away from the driving shaft, penetrates out of the transmission box body to be connected with the first belt pulley and the second belt pulley, the intermediate shaft is rotationally connected to the side wall of the printing and cutting machine table, a third belt pulley is arranged at one end of the printing roller, the first belt pulley is connected with the third belt pulley through a first belt transmission, a fourth belt pulley and a first gear are arranged on the intermediate shaft, a second gear is arranged at one end of the imprinting transmission roller, the second gear is meshed with the first gear, and the fourth belt pulley is connected with the second belt pulley through a second belt transmission.
In some embodiments, two positioning plates are connected to the printing cutting machine table through bolts, the two positioning plates are arranged along the axial direction of the printing roller at intervals, the distance between the two positioning plates is equal to the width of the bowl base paper, a limiting beam is fixed to the top of the printing cutting machine table, two groups of paper pressing rods are arranged on the limiting beam along the axial direction of the printing roller at intervals, one end of each paper pressing rod is rotationally connected with the limiting beam, the height of the other end of each paper pressing rod is gradually increased along the direction away from the printing roller, and the rotating directions of the two groups of paper pressing rods are opposite.
In some embodiments, the upper portion of platen rod low side is fixed with the rotor plate, be fixed with the rotation axis on the rotor plate, set up the mounting groove on the spacing crossbeam, the rotation axis passes through the torsional spring rotation and sets up in the mounting groove, the lateral wall of rotation axis is fixed with the magnetic plate, the lateral wall of mounting groove is fixed with the electro-magnet, the electro-magnet circular telegram produces with the magnetic pole that the magnetic plate magnetism is opposite.
In some embodiments, the cutting mechanism comprises a portal frame, an installation beam plate, a hollow cutting cylinder and a paper pressing mechanism, wherein the portal frame is vertically erected above the printing cutting machine table, the portal frame moves along the height direction of the printing cutting machine table, the installation beam plate is fixedly arranged on the portal frame, the hollow cutting cylinder rotates to penetrate through the installation beam plate, an annular blade knife is fixed at the bottom of the hollow cutting cylinder, a negative pressure conveying pipe is rotationally connected to the top of the hollow cutting cylinder, paper pressing mechanisms are arranged at two ends of the installation beam plate, and the paper pressing mechanisms are used for pressing bowl base paper at two ends of the hollow cutting cylinder.
In some embodiments, a vertical cylinder is arranged on the portal frame, a telescopic shaft of the vertical cylinder is connected with the portal frame, an outer gear ring is fixedly sleeved on the hollow cutting cylinder, a cutting motor is arranged on the mounting beam plate, and an output shaft of the cutting motor is provided with a gear which is meshed with the outer gear ring;
the paper pressing mechanism comprises a telescopic rod, a paper pressing frame and a paper pressing roller, one end of the telescopic rod is connected with the installation beam plate, the other end of the telescopic rod is connected with the paper pressing frame, the paper pressing roller is fixedly installed on the paper pressing frame, the bottom height of the paper pressing roller is lower than the bottom height of the annular blade knife, a spring is sleeved on the telescopic rod, and two ends of the spring are respectively connected with the installation beam plate and the paper pressing frame.
A cursor positioning bowl bottom identification cutting method includes the steps that a plurality of cursor groups are marked on bowl bottom paper at equal intervals, each cursor group comprises a printing cutting cursor and a low-speed cursor which are sequentially arranged along the conveying direction of the bowl bottom paper, a first optical sensor is located on the moving path of the low-speed cursor, a second optical sensor is located on the moving path of the printing cutting cursor, the bowl bottom paper is firstly sensed by the first optical sensor in the conveying process, at the moment, the bowl bottom paper is conveyed at a low speed, and when the printing cutting cursor is sensed by the second optical sensor, the bowl bottom paper stops conveying and enters cutting operation.
The beneficial effects of the invention are as follows:
1. the bowl bottom paper is provided with a low-speed cursor and a printing cutting cursor at intervals, the bowl bottom paper is firstly sensed by a first optical sensor in the conveying process, the printing position of the bowl bottom paper is indicated to be conveyed to a cutting mechanism, at the moment, a machine tool conveys the bowl bottom paper at a low speed, the conveying inertia in the stopping process is reduced by reducing the conveying speed of the bowl bottom paper, after the printing cutting cursor is sensed by a second optical sensor, the printing position of the bowl bottom paper is indicated to correspond to the cutting area of the cutting mechanism, at the moment, the machine tool stops conveying the bowl bottom paper, and because the conveying speed of the bowl bottom paper is lower at the moment, the inertial offset after stopping is greatly reduced, the error range is controlled in a reasonable range, the cutting area of the cutting mechanism is not covered by the printing position, the production qualification rate is improved, and the production cost is reduced.
2. The cursor identification technology is utilized to judge the conveying condition of the bowl base paper, so that the machine tool is not required to convey the bowl base at a constant speed, the conveying precision of the machine tool is reduced, the cutting precision of the bowl base paper is improved, and the conveying precision of the bowl base paper is not influenced by equipment errors on the machine tool.
3. When the second optical sensor senses the printing cutting cursor, the first friction disk is separated from the second friction disk, the motor stops rotating at the same time, the power transmission of the motor to the transmission shaft is cut off, the stop inertia of the motor does not act on the transmission shaft, meanwhile, the first limit friction disk is propped against the second limit friction disk, so that the inertia of the transmission shaft is eliminated, the printing roller and the embossing transmission roller can stop immediately, the transmission influence of equipment stop inertia on bowl base paper is greatly reduced, the corresponding cutting area of the printing area of the bowl base paper is ensured, the cutting precision is improved, and the cutting quality of a paper bowl bottom plate is ensured.
Drawings
FIG. 1 is a schematic diagram of a cutting machine for printing labels with a cursor positioned at the bottom of a bowl;
FIG. 2 is a top view of a machine tool for cutting printed labels with a cursor positioned bowl bottom according to the present invention;
FIG. 3 is a schematic diagram of the internal structure of a transmission case in a machine tool for cutting printed labels with cursor positioning bowl bottoms;
FIG. 4 is an enlarged view of FIG. 3 at B;
FIG. 5 is a schematic diagram II of a machine tool for cutting printed labels at the bottom of a cursor positioning bowl;
FIG. 6 is a schematic diagram III of a machine tool for cutting printed labels at the bottom of a cursor positioning bowl according to the invention;
FIG. 7 is an enlarged view of FIG. 6 at A;
FIG. 8 is a schematic diagram showing the connection between a limiting beam and a rotating shaft in a printing label cutting machine tool with a cursor positioning bowl bottom;
FIG. 9 is an enlarged view of FIG. 8 at C;
in the figure, the printing cutting machine table 1, the first optical sensor 2, the second optical sensor 3, the printing roller 4, the embossing transmission roller 5, the motor 6, the transmission box 7, the driving shaft 8, the transmission shaft 9, the first friction disc 10, the second friction disc 11, the first friction disc 12, the first friction disc 13, the second friction disc 13, the spline groove 14, the spline tooth 15, the ring electromagnet 16, the ring disc 17, the reset spring 18, the cylinder 19, the pressure sensor 20, the first belt pulley 21, the intermediate shaft 22, the second belt pulley 23, the third belt pulley 24, the first belt 25, the fourth belt pulley 26, the first gear 27, the second gear 28, the second belt 29, the positioning plate 30, the limiting beam 31, the pressing paper rod 32, the rotating plate 33, the rotating shaft 34, the mounting groove 35, the magnetic plate 36, the electromagnet 37, the portal frame 38, the mounting beam plate 39, the hollow cutting cylinder 40, the motor 41, the ring magnet 42, the negative blade 43, the paper roll 48, the telescopic transmission roller 46, the paper roll 46, the telescopic transmission roller 48, the paper roll 46, the telescopic transmission roller 46, the paper roll 46 and the telescopic paper roll.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
The first embodiment is shown in fig. 1 to 9, and is a printing label cutting machine tool for positioning a cursor at a bowl bottom, comprising a printing cutting machine table 1, wherein the printing cutting machine table 1 is sequentially provided with a cursor positioning mechanism, a printing mechanism and a cutting mechanism along the conveying direction of bowl bottom paper; the cursor positioning mechanism comprises a first optical sensor 2, a second optical sensor 3 and a quick-break driving mechanism, wherein the quick-break driving mechanism is positioned below the printing and cutting machine table 1, as shown in fig. 1 and 2, the first optical sensor 2 and the second optical sensor 3 are arranged in a staggered manner along the conveying direction perpendicular to the bowl bottom paper, the positions of the first optical sensor 2 and the second optical sensor 3 in the conveying direction of the bowl bottom paper are consistent, but are arranged in a staggered manner left and right, so that the first optical sensor 2 and the second optical sensor 3 are prevented from generating interference or blocking detection signals mutually, the first optical sensor 2 is used for identifying a low-speed cursor of the bowl bottom paper, the second optical sensor 3 is used for identifying a printing and cutting cursor of the bowl bottom paper, and the conveying condition of the bowl bottom paper is judged by utilizing a cursor identification technology, so that a machine tool is not required to convey the bowl bottom at a uniform speed, the conveying precision of the machine tool is reduced, the cutting precision of the bowl bottom paper is improved, and the conveying precision of the bowl bottom paper is not influenced by equipment errors on the machine tool; the printing mechanism comprises a printing roller 4 and an embossing conveying roller 5 which are rotatably arranged, the embossing conveying roller 5 is positioned above the printing roller 4, a printing gap for passing bowl base paper is formed between the embossing conveying roller 5 and the printing roller 4, the printing roller 4 and the embossing conveying roller 5 are simultaneously connected through a belt transmission mechanism, the bowl base paper is conveyed through the rotating printing roller 4 and the embossing conveying roller 5, meanwhile, the bowl base paper is printed through the printing roller 4, a printing cutting machine table 1 is arranged on a machine seat of a machine tool, an ink box is arranged on the machine seat, the bottom of the printing roller 4 is immersed in the ink box, the rotating printing roller 4 carries ink to print the bowl base paper, and in the rotating process of the printing roller 4, the printing paper is scraped by a scraper at a non-printing position on the printing roller 4 and then is contacted with the bowl base paper to print; when the first optical sensor 2 recognizes a low-speed cursor of bowl base paper, the quick-break driving mechanism runs at a low speed; when the second optical sensor 3 recognizes the printing cutting cursor of the bowl base paper, the quick-break driving mechanism is in a break state; the low-speed cursors and the printing cutting cursors are arranged on the bowl base paper at intervals, the low-speed cursors and the printing cutting cursors are arranged left and right in a staggered mode, so that the low-speed cursors can be smoothly detected by the first optical sensor 2 and avoid the detection of the second optical sensor 3, the printing cutting cursors can be smoothly detected by the second optical sensor 3 and avoid the detection of the first optical sensor 2, the bowl base paper is firstly sensed by the first optical sensor 2 in the process of conveying, the printing position of the bowl base paper is indicated to be conveyed to the cutting mechanism, at the moment, the machine tool conveys the bowl base paper at a low speed, the conveying inertia in the stopping process is reduced by reducing the conveying speed of the bowl base paper, after the printing cutting cursors are sensed by the second optical sensor 3, the printing position of the bowl base paper is indicated to correspond to the cutting area of the cutting mechanism, at the moment, the machine tool stops conveying the bowl base paper is stopped, the conveying speed is slow, the inertial offset after the machine tool is greatly reduced, the error range is controlled in a reasonable range, the printing position of the cutting mechanism cannot be covered, the production cost is improved, and the production cost is reduced.
In the second embodiment, although the bowl base paper is conveyed to a stop state from a low speed, the stop inertia of the equipment is greatly reduced, the stop inertia still exists and is uncontrollable, although a printing area is basically positioned in a cutting area, the printing area is more or less deviated, the printing label is deviated to different degrees on the bowl base, and the production quality of the bowl base is reduced, therefore, on the basis of the first embodiment, as shown in fig. 3 and 4, the quick-break driving mechanism comprises a motor 6, a driving box 7, a driving shaft 8 and a driving shaft 9, the driving shaft 8 and the driving shaft 9 are both rotationally connected in the driving box 7, the driving shaft 8 and the driving shaft 9 are oppositely arranged, one end of the driving shaft 8 close to the driving shaft 9 is fixedly sleeved with a first friction disk 10, the other end of the driving shaft 8 is in transmission connection with an output shaft of the motor 6 through a coupling, one end of the driving shaft 9 close to the driving shaft 8 is slidably sleeved with a second friction disk 11, the driving shaft 9 is fixedly sleeved with a first limit friction disk 12, one side of the driving shaft 9 is provided with a second limit friction disk 13, and the second limit friction disk 13 moves along the axial direction of the driving shaft 9; when the first optical sensor 2 recognizes a low-speed cursor of bowl base paper, the motor 6 runs at a low speed; when the second optical sensor 3 recognizes the printing cutting cursor of the bowl base paper, the first friction disk 10 is separated from the second friction disk 11, the first limit friction disk 12 is propped against the second limit friction disk 13, the motor 6 drives the driving shaft 8 to rotate, the driving shaft 8 drives the driving shaft 9 to rotate through the close contact of the first friction disk 10 and the second friction disk 11, the driving shaft 9 drives the printing roller 4 and the embossing conveying roller 5 to rotate through the belt transmission mechanism, the printing and conveying of the bowl base paper are completed, when the first optical sensor 2 detects the low-speed cursor on the bowl base paper, the motor 6 runs at a low speed, so that the bowl base paper is buffered and conveyed, the rotation inertia of the motor 6 is reduced when the motor is stopped, when the second optical sensor 3 senses the printing cutting cursor, the first friction disk 10 is separated from the second friction disk 11, meanwhile, the motor 6 stops rotating, the power transmission of the motor 6 to the transmission shaft 9 is cut off, the stop inertia of the motor 6 can not act on the transmission shaft 9, meanwhile, the first limit friction disk 12 is propped against the second limit friction disk 13, so that the inertia of the transmission shaft 9 is eliminated, the printing roller 4 and the imprinting transmission roller 5 can be immediately stopped, the transmission influence of the equipment stop inertia on bowl bottom paper is greatly reduced, the printing area of the bowl bottom paper is ensured to correspond to the cutting area, the printing label is positioned at the central position of the bowl bottom plate, the cutting precision is improved, and the cutting quality of the bowl bottom plate is ensured.
Further, as shown in fig. 3 and 4, a spline groove 14 is formed in the transmission shaft 9, spline teeth 15 are formed in the inner wall of the second friction disk 11, the spline teeth 15 are slidably fit in the spline groove 14, so that the second friction disk 11 has freedom of moving along the axial direction of the transmission shaft 9, an annular electromagnet 16 is arranged between the second friction disk 11 and the first limit friction disk 12, an annular magnetic disk 17 is fixed at one end, close to the annular electromagnet 16, of the second friction disk 11, the annular electromagnet 16 is electrified to generate magnetic poles with the same magnetism as that of the annular magnetic disk 17, a reset spring 18 is arranged in the spline groove 14, two ends of the reset spring 18 are respectively connected with the transmission shaft 9 and the spline teeth 15, when the reset spring 18 is in a normal state, the first friction disk 10 and the second friction disk 11 are in a separated state, when the motor 6 transmits the transmission shaft 9, the annular electromagnet 16 is in an electrified state, the annular electromagnet 16 repels the annular magnetic disk 17 so as to drive the second friction disk 11 to move close to the first friction disk 10, the second friction disk 11 is tightly contacts the first friction disk 10, the first friction disk 10 and the second friction disk 11 has a relatively high contact strength, and the transmission shaft 6 can stably transmit torque to the bowl 9; the cylinder 19 is arranged on the transmission box body 7, the telescopic shaft of the cylinder 19 penetrates into the transmission box body 7 to be connected with the second limit friction disk 13, the end face of the second limit friction disk 13, which is close to the first limit friction disk 12, is embedded with the pressure sensor 20, when bowl bottom paper is stopped to be transmitted for cutting, the annular electromagnet 16 is powered off, the second friction disk 11 is separated from the first friction disk 10 under the action of the reset spring 18, meanwhile, the cylinder 19 is started to drive the second limit friction disk 13 to abut against the first limit friction disk 12, sufficient acting force is provided by the cylinder 19, so that the first limit friction disk 12 and the second limit friction disk 13 have larger contact strength, friction force between the first limit friction disk 12 and the second limit friction disk 13 is improved, under the condition that the inertia of the transmission shaft 9 rotates little, the second limit friction disk 13 can immediately limit the rotation of the transmission shaft 9, so that the inertia of the transmission shaft is eliminated, the printing roller 4 and the imprinting transmission roller 5 can immediately stop, the transmission influence of equipment stopping inertia on bowl bottom paper is greatly reduced, the corresponding area of bowl bottom paper is ensured, the bowl bottom paper cutting precision is improved, and bowl bottom paper bowl bottom cutting precision is ensured; it should be noted that, to reduce the contact time between the second limit friction disk 13 and the first limit friction disk 12, when the transmission shaft 9 rotates normally, the distance between the second limit friction disk 13 and the first limit friction disk 12 is smaller than 2mm, so that the response time of the second limit friction disk 13 contacting the first limit friction disk 12 is very small and negligible.
On the basis of the third embodiment, as shown in fig. 5, the belt transmission mechanism comprises a first belt pulley 21, an intermediate shaft 22 and a second belt pulley 23, one end of a transmission shaft 9, far away from a driving shaft 8, penetrates through a transmission box 7 to be connected with the first belt pulley 21 and the second belt pulley 23, the intermediate shaft 22 is rotationally connected to the side wall of the printing and cutting machine table 1, one end of a printing roller 4 is provided with a third belt pulley 24, the first belt pulley 21 is in transmission connection with the third belt pulley 24 through a first belt 25, the intermediate shaft 22 is provided with a fourth belt pulley 26 and a first gear 27, one end of an embossing transmission roller 5 is provided with a second gear 28, the second gear 28 is meshed with the first gear 27, the fourth belt pulley 26 is in transmission connection with the second belt pulley 23 through a second belt 29, the transmission shaft 9 drives the first belt pulley 21 and the second belt pulley 23 on the transmission shaft to rotate, the first belt pulley 21 drives the third belt pulley 24 through the first belt 25 to rotate, the second belt pulley 23 drives the fourth belt pulley 26 through the second belt 29 to rotate, the intermediate shaft 22 is driven by the second belt pulley 26 to rotate, and the intermediate shaft 22 is driven by the second belt 27 to rotate through the second belt 29 to drive the fourth belt pulley 26 to rotate, and the intermediate shaft 22 is meshed with the embossing transmission roller 5.
On the basis of the fourth embodiment, as shown in fig. 1 and 5, two positioning plates 30 are connected to the printing cutting machine table 1 through bolts, the two positioning plates 30 are arranged along the axial direction of the printing roller 4 at intervals, the distance between the two positioning plates 30 is equal to the width of bowl base paper, the bowl base paper is conveyed through the two positioning plates 30 to be limited, so that the bowl base paper can accurately enter a printing gap, the situation that offset can not occur in the bowl base paper conveying process is ensured, the printing position is ensured to be more accurate, the subsequent cutting position is further ensured to be more accurate, a limiting beam 31 is fixed at the top of the printing cutting machine table 1, two groups of paper pressing rods 32 are arranged on the limiting beam 31 along the axial direction of the printing roller 4 at intervals, one end of each paper pressing rod 32 is rotationally connected with the limiting beam 31, the other end of the two sets of paper pressing rods 32 gradually increases along the direction away from the printing roller 4, the rotation directions of the two sets of paper pressing rods 32 are opposite, the height of the paper pressing rods 32 gradually increases along the direction away from the printing roller 4, the distance between the paper pressing rods 32 and the table top of the printing cutting machine table 1 gradually decreases along the direction close to the cutting mechanism, so that the paper pressing rods 32 guide the bowl base paper, the bowl base paper is gradually pressed onto the table top of the printing cutting machine table 1, the bowl base paper is attached to the conveying surface of the printing cutting machine table 1 for conveying, and the bowl base paper is flatly conveyed on the table top of the printing cutting machine table 1 by being matched with the limit of the two locating plates 30, so that the situation that the bowl base paper bends or folds is avoided, the printing quality and the printing accuracy are improved, and the influence of conveying errors on the bowl base cutting quality is eliminated; secondly, the paper pressing rods 32 have rotational freedom, when the second optical sensor 3 detects a printing cutting cursor, the paper pressing rods 32 deflect downwards, so that the paper pressing rods 32 press the bowl base paper on the table top of the printing cutting machine table 1, stability of the bowl base paper is guaranteed, the rotation directions of the two paper pressing rods 32 are opposite to each other, the bowl base paper is propped against the two sides of the bowl base paper in the width direction, the bowl base paper is stressed, and the bowl base paper can be further conveyed smoothly.
Further, as shown in fig. 5, 8 and 9, the rotating plate 33 is fixed on the upper portion of the lower end of the platen 32, the rotating shaft 34 is fixed on the rotating plate 33, the mounting groove 35 is formed on the limiting beam 31, the rotating shaft 34 is rotatably arranged in the mounting groove 35 through the torsion spring, a slot hole for accommodating the pin of the torsion spring is formed on the inner wall of the mounting groove 35, when the torsion spring is in a normal state, a conveying gap for passing through the bowl base paper is formed between the lower end of the platen 32 and the table top of the printing cutter table 1, the magnetic plate 36 is fixed on the side wall of the rotating shaft 34, the electromagnet 37 is fixed on the side wall of the mounting groove 35, the electromagnet 37 is electrified to generate a magnetic pole with the magnetism opposite to that of the magnetic plate 36, when the second optical sensor 3 detects the printing cutting cursor, the electromagnet 37 is electrified to attract the magnetic plate 36, so as to drive the rotating shaft 34 to deflect, and further drive the platen 32 on the rotating plate 33 to deflect near the table top of the printing cutter table 1, so that the bowl base paper is limited, and after the bowl undercut is completed, the bowl base paper is continuously conveyed, at this moment, the electromagnet 37 is powered off, and the motor 32 is powered on, and the bowl base paper is conveyed under the action force of the torsion spring.
In the fifth embodiment, although the influence on the cutting precision of the bowl base paper is eliminated from the transmission error and the machine halt inertia of the equipment, the bowl base paper is offset due to the cutting action of the cutting mechanism in the cutting process, so that the cutting mechanism has errors in the cutting process, therefore, on the basis of the fourth embodiment, as shown in fig. 1, 5, 6 and 7, the cutting mechanism comprises a portal frame 38, a mounting beam plate 39, a hollow cutting cylinder 40 and a paper pressing mechanism, the portal frame 38 is vertically erected above the printing cutter table 1, the portal frame 38 is fixedly arranged on the portal frame 38 along the height direction of the printing cutter table 1, a hollow cutting cylinder 40 is rotatably arranged on the mounting beam plate 39, the bottom of the hollow cutting cylinder 40 is fixedly provided with a ring-shaped blade cutter 41, the top of the hollow cutting cylinder 40 is rotatably connected with a negative pressure transmission pipe 42, both ends of the mounting beam plate 39 are respectively provided with a paper pressing mechanism for pressing the bowl base paper at both ends of the hollow cutting cylinder 40, the portal frame 38 is provided with a motor 43, the vertical shaft 43 is connected with a cylinder ring gear 46, the ring gear 46 is rotatably arranged on the hollow cutting cylinder 40, the ring gear 46 is rotatably connected with the ring-shaped cutter 46, the ring-shaped cutter 45 is rotatably arranged on the hollow cutting cylinder 40, and the ring cutter 46 is rotatably meshed with the ring-shaped cutter 44, and the ring cutter 46 is rotatably arranged on the ring cutter 46, and the ring cutter 44 is rotatably meshed with the ring cutter 46, and the ring cutter is rotatably connected with the ring cutter 46, and the ring cutter 45 is rotatably meshed with the ring cutter 46, the cut bowl bottom is conveyed into a negative pressure conveying pipe 42 in a negative pressure mode, and then the bowl bottom is conveyed into a next work station through the negative pressure conveying pipe 42, so that automatic cutting and conveying of the bowl bottom are realized; the paper pressing mechanism comprises a telescopic rod 47, a paper pressing frame 48 and a paper pressing roller 49, one end of the telescopic rod 47 is connected with the mounting beam plate 39, the other end of the telescopic rod is connected with the paper pressing frame 48, the paper pressing roller 49 is fixedly mounted on the paper pressing frame 48, the bottom of the paper pressing roller 49 is lower than the bottom of the annular knife 41, a spring 50 is sleeved on the telescopic rod 47, two ends of the spring 50 are respectively connected with the mounting beam plate 39 and the paper pressing frame 48, when cutting operation is carried out, the vertical air cylinder 43 drives the portal frame 38 to descend, the paper pressing roller 49 is firstly contacted with bowl bottom paper to limit due to the fact that the bottom of the paper pressing roller 49 is lower than the bottom of the annular knife 41, the paper pressing roller 49 is enabled to press the spring 50 to deform along with the continuous descent of the portal frame 38, the annular knife 41 is enabled to be contacted with the bowl bottom paper at the same time, cutting of the bowl bottom is achieved by matching with rotation of the annular knife 41, and cutting of the bowl bottom paper is avoided in the cutting process.
In summary, the precision is improved from the inertial error of equipment shutdown, the conveying error of bowl base paper and the cutting error, so that the cutting precision of the bowl bottom of the paper bowl is comprehensively improved, the production quality of the bowl bottom is improved, and the production cost is reduced.
The identification cutting method for the bowl bottom by using the cursor positioning is characterized in that a plurality of cursor groups are marked on the bowl bottom paper at equal intervals by using the printing label cutting machine tool, each cursor group comprises a printing cutting cursor and a low-speed cursor which are sequentially arranged along the conveying direction of the bowl bottom paper, the first optical sensor 2 is positioned on the moving path of the low-speed cursor, the second optical sensor 3 is positioned on the moving path of the printing cutting cursor, the bowl bottom paper is firstly sensed by the first optical sensor 2 in the conveying process of the bowl bottom paper, at the moment, the bowl bottom paper is conveyed at a low speed, and when the printing cutting cursor is sensed by the second optical sensor 3, the bowl bottom paper stops conveying and enters the cutting operation.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention; and those of ordinary skill in the art will appreciate that the benefits achieved by the present invention are merely better than those achieved by the current embodiments of the prior art in certain circumstances and are not intended to be the most excellent uses directly in the industry.
The foregoing is merely a preferred embodiment of the invention, and it is to be understood that the invention is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (10)
1. The printing label cutting machine tool for positioning the bowl bottom by the cursor is characterized by comprising a printing cutting machine table (1), wherein the printing cutting machine table (1) is sequentially provided with a cursor positioning mechanism, a printing mechanism and a cutting mechanism along the conveying direction of bowl bottom paper;
the cursor positioning mechanism comprises a first optical sensor (2), a second optical sensor (3) and a quick-break driving mechanism, wherein the quick-break driving mechanism is positioned below the printing and cutting machine table (1), the first optical sensor (2) and the second optical sensor (3) are arranged in a staggered manner along the conveying direction perpendicular to the bowl base paper, the first optical sensor (2) is used for recognizing a low-speed cursor of the bowl base paper, and the second optical sensor (3) is used for recognizing a printing and cutting cursor of the bowl base paper;
the printing mechanism comprises a printing roller (4) and an embossing conveying roller (5) which are rotatably arranged, the embossing conveying roller (5) is positioned above the printing roller (4), and a printing gap for passing bowl base paper is formed between the embossing conveying roller (5) and the printing roller (4);
the quick-break driving mechanism is simultaneously connected with the printing roller (4) and the embossing conveying roller (5) through a belt transmission mechanism;
when the first optical sensor (2) identifies a low-speed cursor of bowl base paper, the quick-break driving mechanism runs at a low speed;
when the second optical sensor (3) recognizes the printing cutting cursor of the bowl base paper, the quick-break driving mechanism is in a break state.
2. The machine tool for cutting printed labels at the bottom of a cursor positioning bowl according to claim 1, characterized in that the quick-break driving mechanism comprises a motor (6), a transmission box body (7), a driving shaft (8) and a transmission shaft (9), wherein the driving shaft (8) and the transmission shaft (9) are both rotatably connected in the transmission box body (7), the driving shaft (8) and the transmission shaft (9) are oppositely arranged, a first friction disc (10) is fixedly sleeved at one end, close to the transmission shaft (9), of the driving shaft (8), the other end of the driving shaft (8) is connected with an output shaft of the motor (6) through a coupling in a transmission manner, a second friction disc (11) is slidably sleeved at one end, close to the driving shaft (8), of the transmission shaft (9) is fixedly sleeved with a first limit friction disc (12), one side of the transmission shaft (9) is provided with a second limit friction disc (13), and the second limit friction disc (13) moves along the axial direction of the transmission shaft (9);
when the first optical sensor (2) recognizes a low-speed cursor of bowl base paper, the motor (6) runs at a low speed;
when the second optical sensor (3) recognizes a printing cutting cursor of bowl base paper, the first friction disc (10) is separated from the second friction disc (11), and the first limit friction disc (12) is abutted against the second limit friction disc (13).
3. The machine tool for cutting printed labels at the bottom of a cursor positioning bowl according to claim 2, characterized in that a spline groove (14) is formed in the transmission shaft (9), spline teeth (15) are arranged on the inner wall of the second friction disc (11), the spline teeth (15) are slidably matched in the spline groove (14), an annular electromagnet (16) is arranged between the second friction disc (11) and the first limiting friction disc (12), an annular magnetic disc (17) is fixed at one end, close to the annular electromagnet (16), of the second friction disc (11), the annular electromagnet (16) is electrified to generate magnetic poles with the same magnetic property as the annular magnetic disc (17), a reset spring (18) is arranged in the spline groove (14), two ends of the reset spring (18) are respectively connected with the transmission shaft (9) and the spline teeth (15), and when the reset spring (18) is in a normal state, the first friction disc (10) and the second friction disc (11) are in a separated state.
4. A machine tool for cutting printed labels at the bottom of a cursor positioning bowl according to claim 3, characterized in that a cylinder (19) is arranged on the transmission box body (7), a telescopic shaft of the cylinder (19) penetrates into the transmission box body (7) to be connected with the second limiting friction disc (13), and a pressure sensor (20) is embedded on the end face, close to the first limiting friction disc (12), of the second limiting friction disc (13).
5. The machine tool for cutting printed labels at the bottom of a cursor positioning bowl according to claim 4, characterized in that the belt transmission mechanism comprises a first belt pulley (21), an intermediate shaft (22) and a second belt pulley (23), one end of the transmission shaft (9) far away from the driving shaft (8) penetrates out of the transmission box body (7) to connect the first belt pulley (21) and the second belt pulley (23), the intermediate shaft (22) is rotationally connected to the side wall of the printing cutting machine table (1), one end of the printing roller (4) is provided with a third belt pulley (24), the first belt pulley (21) is in transmission connection with the third belt pulley (24) through a first belt (25), a fourth belt pulley (26) and a first gear (27) are arranged on the intermediate shaft (22), one end of the imprinting transmission roller (5) is provided with a second gear (28), the second gear (28) is meshed with the first gear (27), and the fourth belt pulley (26) is in transmission connection with the second belt pulley (23) through a second belt (29).
6. The machine tool for cutting printed labels on a bowl bottom with cursor positioning according to claim 5, characterized in that two positioning plates (30) are connected to the printing cutting machine table (1) through bolts, the two positioning plates (30) are arranged along the axial direction of the printing roller (4) at intervals, the distance between the two positioning plates (30) is equal to the width of bowl bottom paper, a limiting cross beam (31) is fixed to the top of the printing cutting machine table (1), two groups of paper pressing rods (32) are arranged on the limiting cross beam (31) along the axial direction of the printing roller (4) at intervals, one end of each paper pressing rod (32) is rotationally connected with the limiting cross beam (31), the height of the other end of each paper pressing rod is gradually increased along the direction away from the printing roller (4), and the rotating directions of the two groups of paper pressing rods (32) are opposite.
7. The machine tool for cutting printed labels at the bottom of a cursor positioning bowl according to claim 6, characterized in that a rotating plate (33) is fixed on the upper portion of the lower end of the paper pressing rod (32), a rotating shaft (34) is fixed on the rotating plate (33), a mounting groove (35) is formed in the limiting beam (31), the rotating shaft (34) is rotatably arranged in the mounting groove (35) through a torsion spring, a magnetic plate (36) is fixed on the side wall of the rotating shaft (34), an electromagnet (37) is fixed on the side wall of the mounting groove (35), and the electromagnet (37) is electrified to generate a magnetic pole opposite to the magnetic plate (36).
8. The machine tool for cutting printing labels at the bottom of a cursor positioning bowl according to claim 7, characterized in that the cutting mechanism comprises a portal frame (38), a mounting beam plate (39), a hollow cutting cylinder (40) and a paper pressing mechanism, wherein the portal frame (38) is vertically erected above the printing cutting machine table (1), the portal frame (38) moves along the height direction of the printing cutting machine table (1), the mounting beam plate (39) is fixedly arranged on the portal frame (38), the hollow cutting cylinder (40) is rotatably arranged on the mounting beam plate (39), an annular blade knife (41) is fixedly arranged at the bottom of the hollow cutting cylinder (40), a negative pressure conveying pipe (42) is rotatably connected at the top of the hollow cutting cylinder (40), the paper pressing mechanisms are arranged at two ends of the mounting beam plate (39), and the paper pressing mechanisms are used for pressing bowl bottom papers at two ends of the hollow cutting cylinder (40).
9. The machine tool for cutting printed labels at the bottom of a cursor positioning bowl according to claim 8, characterized in that a vertical cylinder (43) is arranged on the portal frame (38), a telescopic shaft of the vertical cylinder (43) is connected with the portal frame (38), an outer gear ring (44) is fixedly sleeved on the hollow cutting cylinder (40), a cutting motor (45) is arranged on the mounting beam plate (39), a gear (46) is arranged on an output shaft of the cutting motor (45), and the gear (46) is meshed with the outer gear ring (44);
the paper pressing mechanism comprises a telescopic rod (47), a paper pressing frame (48) and a paper pressing roller (49), one end of the telescopic rod (47) is connected with the installation beam plate (39), the other end of the telescopic rod is connected with the paper pressing frame (48), the paper pressing roller (49) is fixedly installed on the paper pressing frame (48), the bottom height of the paper pressing roller (49) is lower than that of the annular blade knife (41), a spring (50) is sleeved on the telescopic rod (47), and two ends of the spring (50) are respectively connected with the installation beam plate (39) and the paper pressing frame (48).
10. The identification cutting method for the bowl bottom by using the cursor positioning is characterized in that a plurality of cursor groups are marked on the bowl bottom paper at equal intervals, the cursor groups comprise printing cutting cursors and low-speed cursors which are sequentially arranged along the conveying direction of the bowl bottom paper, a first optical sensor (2) is positioned on the moving path of the low-speed cursors, a second optical sensor (3) is positioned on the moving path of the printing cutting cursors, the low-speed cursors are firstly sensed by the first optical sensor (2) in the conveying process of the bowl bottom paper, at the moment, the bowl bottom paper is conveyed at a low speed, and the bowl bottom paper stops conveying and enters the cutting operation when the printing cutting cursors are sensed by the second optical sensor (3).
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| CN202310710988.XA CN116604880B (en) | 2023-06-15 | 2023-06-15 | Printing label cutting machine tool for positioning bowl bottom by cursor and identification cutting method |
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| CN202310710988.XA CN116604880B (en) | 2023-06-15 | 2023-06-15 | Printing label cutting machine tool for positioning bowl bottom by cursor and identification cutting method |
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