CN102794978B - Automatic cutting receiving device for high-speed reeling printing machine - Google Patents

Automatic cutting receiving device for high-speed reeling printing machine Download PDF

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Publication number
CN102794978B
CN102794978B CN201210304589.5A CN201210304589A CN102794978B CN 102794978 B CN102794978 B CN 102794978B CN 201210304589 A CN201210304589 A CN 201210304589A CN 102794978 B CN102794978 B CN 102794978B
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cut
cutting
pressure roller
cylinder
mechanisms
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CN102794978A (en
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吕培峰
张西放
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NINGBO XINDA PRINTING MACHINERY CO Ltd
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NINGBO XINDA PRINTING MACHINERY CO Ltd
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Abstract

The invention discloses an automatic cutting receiving device for a high-speed reeling printing machine, which comprises two wall plates (1), two cutting mechanisms, two receiving mechanisms and two lifting mechanisms, wherein the two lifting mechanisms are respectively arranged on the two wall plates (1); a supporting beam (16), of which the two ends are connected with the lifting mechanisms, is arranged between the two lifting mechanisms; the two cutting mechanisms and the two receiving mechanisms are symmetrically arranged on the two sides of the supporting beam (16) around the axis of the supporting beam (16); two ends of each of the cutting mechanisms are respectively connected with the two lifting mechanisms; two ends of each of the receiving mechanisms are respectively connected with the cutting mechanism on the same side; and the middle part of each of the receiving mechanisms is respectively connected with the supporting beam (16). The automatic cutting receiving device provided by the invention has the advantages that the occupied space is smaller and the cutting and receiving reliability is higher.

Description

The automatic cutting cut-grafting materials device of high speed winding printer
Technical field
The present invention relates to printing machinery technical field, specifically a kind of automatic cutting cut-grafting materials device of high speed winding printer.
Background technology
Printing machine can be divided into individual material printing machine and winding printer by the type of stock, and high speed winding printer generally refers to that print speed printing speed is greater than the winding printer of 250 ms/min.High speed winding printer is made up of multiple part, cutting material-receiving device is wherein important part, along with improving constantly of automaticity, current high speed winding printer mostly adopts automatic cutting cut-grafting materials device, high speed winding printer is different according to the demand of printing, be divided into inner print and table print, be provided with the automatic cutting cut-grafting materials device of inner print and table print accordingly.
The automatic cutting cut-grafting materials device of the high speed winding printer of prior art has the following disadvantages: 1. because the automatic cutting cut-grafting materials device of print in high speed winding printer and table print is provided separately, the space shared by automatic cutting cut-grafting materials device of this kind of structure is larger; 2., when cutting splicing, because the diameter of new and old wound roll material is different, cuts position and fixing, cause the Interconnection error cutting rear new and old wound roll material larger, splicing is failure easily, and waste of material is comparatively large, can not meet the automatic cutting cut-grafting material requirement during printing of high speed winding printer.
Summary of the invention
Technical problem to be solved by this invention is: provide one to take up room less, cuts the automatic cutting cut-grafting materials device of the stronger high speed winding printer of splicing reliability.
The technical solution used in the present invention is: the automatic cutting cut-grafting materials device providing a kind of high speed winding printer, comprise two wallboards, two cutting mechanisms and two material receiving mechanisms, it also comprises two elevating mechanisms be located at respectively on two wallboard inwalls, the support beam that two ends are connected with elevating mechanism is provided with between two elevating mechanisms, two described cutting mechanisms and two material receiving mechanisms are all arranged on the both sides of supportting beam with the axisymmetrical supportting beam, the two ends of each cutting mechanism are connected with two elevating mechanisms respectively, the two ends of each material receiving mechanism are all connected with the cutting mechanism of homonymy, the middle part of each material receiving mechanism is all connected with support beam.
Described elevating mechanism is provided with the inductor for responding to wound roll material position.
Described inductor refers to photoelectric sensor, and photoelectric sensor is located on two elevating mechanisms between two relatively, the launch point coaxial line of two relative photoelectric sensors.
Described elevating mechanism comprises reducing motor, power transmission shaft, screw mandrel, screw rodb base, slide rail, slide block and slide plate; Described screw mandrel is connected on the inwall of wallboard through nut rotation, described slide rail is two, two slide rails are all fixed on the inwall of wallboard, and be located at the both sides of screw mandrel respectively, described screw rodb base screws on screw mandrel, and the both sides of screw rodb base are equipped with connecting plate, and one end of connecting plate is connected with screw rodb base, the other end of connecting plate is connected with the top of slide plate and the slide block slided on slide rail, and the lower end of slide plate is all connected with cutting mechanism; Described reducing motor is located at the top of wallboard and is connected with power transmission shaft, and described power transmission shaft to be laterally located on two wallboards and to be connected with screw mandrel with pitch wheel on screw mandrel through being located at power transmission shaft.
Described cutting mechanism comprises cut-off knife, fixes cut-off knife seat, cut-off knife swing arm, the back shaft of cut-off knife and cut cylinder, described cuts the right that cylinder is positioned at slide plate, the upper end cutting cylinder is hinged with the fulcrum being connected to slide plate upper end, the middle part of the piston rod that the lower end cutting cylinder is stretched out and cut-off knife swing arm is hinged, the upper end of described cut-off knife swing arm is connected with cut-off knife seat, the lower end of cut-off knife swing arm is connected with back shaft, the two ends of described back shaft are rotatably connected on the lower end of the slide plate of both sides, and the middle part of back shaft is connected with material receiving mechanism.
Described material receiving mechanism comprises splicing pressure roller, rigid staybolt axle and pressure roller cylinder, splicing pressure roller, rigid staybolt axle is all located between two cut-off knife swing arms, and splicing pressure roller, the axis of rigid staybolt axle and back shaft three is parallel to each other, the two ends of splicing pressure roller shaft and the two ends of rigid staybolt axle are equipped with the swing arm of triangle pressure roller, the two ends of rigid staybolt axle are fixedly connected with the through hole being located at angle in the swing arm of triangle pressure roller, the two ends of splicing pressure roller shaft are rotationally connected with the through hole being located at triangle pressure roller swing arm inferior horn, back shaft is rotationally connected with the through hole being located at angle in the swing arm of triangle pressure roller, the upper end of described pressure roller cylinder is hinged with support beam, the piston rod that the lower end of pressure roller cylinder is stretched out and rigid staybolt axle hinged.
After adopting above structure, the automatic cutting cut-grafting materials device of high speed winding printer of the present invention compared to the prior art, there is following advantage: because two cutting mechanisms of this automatic cutting cut-grafting materials device and material receiving mechanism are arranged on the both sides of support beam with the axisymmetrical supportting beam, the two ends of each cutting mechanism are connected with two elevating mechanisms respectively, the two ends of each material receiving mechanism are all connected with the cutting mechanism of homonymy, the middle part of each material receiving mechanism is connected with support beam, the automatic cutting cut-grafting materials device of this structure connects compact, two cutting mechanisms and material receiving mechanism are merged, institute takes up space less, when needing to cut the wound roll material run, reducing motor starts, drive drive axis, because power transmission shaft and screw mandrel are provided with pitch wheel, the rotating band movable wire bar of power transmission shaft rotates, the screw rodb base screwed on screw mandrel is moved at screw mandrel, the cutting mechanism be now connected with the slide plate on screw rodb base starts to be moved down by position A, to be located on elevating mechanism photoelectric sensor facing each other along with moving down, when photoelectric sensor is blocked by new coiled strip cylinder, cutting mechanism stops at position B, now, new coiled strip cylinder starts to rotate, when the linear velocity of new coiled strip cylinder is identical with operating wound roll material linear velocity, cut cylinder to promote to cut swing arm, make to cut swing arm to rotate around back shaft, cutting swing arm drives the cut-off knife on cut-off knife seat to cut operating wound roll material, the piston rod of pressure roller cylinder promotes rigid staybolt axle simultaneously, due to rigid staybolt axle, splicing pressure roller is rotatably connected on back shaft by leg-of-mutton pressure roller swing arm, the stub bar of new coiled strip cylinder is provided with adhesive, piston rod promotes rigid staybolt axle makes splicing pressure roller press down around back shaft rotation, the coiled strip of severing and virgin material are rolled up and is bonded together, complete and cut splicing, the photoelectric sensor herein arranged can reduce gradually according to coiled strip cylinder coiled strip in printing process and diameter reduce gradually after diverse location effectively follow the tracks of, elevating mechanism is elevated in time, ensure that the uniformity of new coiled strip cylinder and old coiled strip cylinder linear velocity when splicing, ensure that the reliability of splicing.
As improvement, described back shaft is rotatably connected to guide roller, the length of guide roller is consistent with splicing pressure roller length,
Guide cylinder can transmit wound roll material better.
As further improvement, the cylinder that cuts of each cutting mechanism is two, and two cut cylinder and are symmetricly set on two elevating mechanisms with the center line of the width supportting beam, the balance of driving when can ensure to cut and the planarization of coiled strip when cutting.
As further improvement, the upper end of described screw mandrel is provided with encoder and code-disc for carrying out roll diameter compute to coiled strip cylinder, arranges encoder and code-disc, can more effectively calculate the diameter of coiled strip, guarantee the precision of splicing synchronizing speed further, ensure the reliability of splicing.
As further improving, described slide plate and wallboard are provided with for carrying out spacing limit switch and contact block to cutting mechanism lifting, can effectively control the limit position run up and down of elevating mechanism.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
Accompanying drawing 2 is A-A view (during inner print) in accompanying drawing 1.
Accompanying drawing 3 is A-A view in accompanying drawing 1 (during table print).
Accompanying drawing 4 is the structure diagram of elevating mechanism of the present invention.
Accompanying drawing 5 is top view of the present invention.
In figure, 1, wallboard, 2, reducing motor, 3, gripper shoe, 4, power transmission shaft, 5, support, 6, encoder, 7, code-disc, 8, connecting plate, 9, fulcrum, 10, cut cylinder, 11, cut-off knife seat, 12, rigid staybolt axle, 13, cut-off knife, 14, pressure roller cylinder, 15, air cylinder support, 16, support beam, 17, guide roller, 18, back shaft, 19, screw mandrel, 20, slide block, 21, slide rail, 22, cut-off knife swing arm, 23, fixed pin shaft, 24, screw rodb base, 25, slide plate, 26, pressure roller swing arm, 27, splicing pressure roller, 28, limit switch, 29, contact block, 30, photoelectric sensor, 31, gear.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As shown in accompanying drawing 1 ~ accompanying drawing 5, the automatic cutting cut-grafting materials device of high speed winding printer of the present invention, comprise two wallboards 1, two cutting mechanisms and two material receiving mechanisms, two wallboards 1 are respectively equipped with two elevating mechanisms, the support beam 16 that two ends are connected with elevating mechanism is provided with between two elevating mechanisms, two cutting mechanisms and two material receiving mechanisms are arranged on the both sides of supportting beam 16 with the axisymmetrical supportting beam 16, the two ends of each cutting mechanism are connected with two elevating mechanisms respectively, the two ends of each material receiving mechanism are all connected with the cutting mechanism of homonymy, the middle part of material receiving mechanism is connected with support beam 16, elevating mechanism is provided with the inductor for responding to wound roll material position, be exactly (as shown in Figure 1) specifically, sinistral hoist structure is located on left wallboard, dextral hoist structure is located on right wallboard, the left end of cutting mechanism is connected with sinistral hoist structure, the right-hand member of cutting mechanism is connected with dextral hoist structure, the left end of material receiving mechanism is connected with the left end of cutting mechanism, the right-hand member of material receiving mechanism is connected with the right-hand member of cutting mechanism.
In the specific implementation, elevating mechanism comprises reducing motor 2, power transmission shaft 4, screw mandrel 19, screw rodb base 24, slide rail 21, slide block 20 and slide plate 25 in the present invention, reducing motor 2 is screwed on wallboard 1 by gripper shoe 3, power transmission shaft 4 is laterally located at the upper end of two wallboards 1, the two ends of power transmission shaft 4 are supported by the rolling bearing units be located on two wallboards 1, reducing motor 2 is connected with power transmission shaft 4 by the output shaft of reduction box, screw mandrel 19, slide rail 21 is all longitudinally located on the inwall of wallboard 1, screw mandrel 19 is rotatably connected on the inwall on wallboard 1, that is the inwall on wallboard 1 is fixedly connected with nut (not marking in figure), screw mandrel 19 screws in the hole of nut, slide rail 21 is two, the both sides of screw mandrel 19 are located at respectively by two slide rails 21, screw rodb base 24 screws on screw mandrel 19, the both sides of screw rodb base 24 are equipped with connecting plate 8, one end of connecting plate 8 is connected with screw rodb base 24, the other end of connecting plate 8 is connected with the top of slide plate 25 and the slide block 20 slided on slide rail 21, namely connecting plate 8 is provided with slide block 20 towards the face of slide rail 21, connecting plate 8 connects the slide plate 25 longitudinally arranged on the face of slide rail 21, the lower end of slide plate 25 is connected with cutting mechanism, the two ends of support beam 16 are connected with the screw rodb base 24 of both sides respectively, top and the power transmission shaft 4 of screw mandrel 19 are provided with pitch wheel 31, reducing motor 2 realizes the transmission to screw mandrel 19 by pitch wheel 31, slide plate 25 and wallboard 1 are provided with for carrying out spacing limit switch 28 and contact block 29 to cutting mechanism lifting, limit switch 28 is located on wallboard 1 inwall, contact block 29 is located on slide plate 25, screw mandrel 19 upper end is also provided with encoder 6 and code-disc 7, in elevating mechanism lifting process, roll diameter compute is carried out to coiled strip cylinder, code-disc 7 is directly arranged in screw mandrel 19 upper end, encoder 6 is located on the support 5 of wallboard 1 upper end, what inductor adopted is photoelectric sensor 30, photoelectric sensor 30 is located on the slide plate 25 of both sides between two relatively, the launch point coaxial line of two relative photoelectric sensors 30, namely two photoelectric sensors 30 are located on the slide plate 25 of left end elevating mechanism and the slide plate 25 of right-hand member elevating mechanism respectively, two photoelectric sensors 30 carry out correlation mutually, the position of wound roll material is responded to.
Cutting mechanism comprises cut-off knife 13, the cut-off knife seat 11 of fixing cut-off knife 13, cut-off knife swing arm 22, back shaft 18 and cut cylinder 10, cut the right that cylinder 10 is vertically located at slide plate 25, namely slide plate 25 is back to the side of slide rail 21, the upper end cutting cylinder 10 is hinged with the fulcrum 9 being connected to slide plate 25 upper end, the piston rod that the lower end cutting cylinder 10 is stretched out is hinged by the fixed pin shaft 23 be connected in the middle part of cut-off knife swing arm 22, the upper end of cut-off knife swing arm 22 is connected with cut-off knife seat 11, the lower end of cut-off knife swing arm 22 is connected with back shaft 18 by the bolt through the hole on back shaft 18 with back shaft 18, the two ends of back shaft 18 are rotatably connected on the lower end of two sideskids 25 by bearing, the middle part of back shaft 18 is connected with material receiving mechanism, back shaft 18 is rotatably connected to guide roller 17 by bearing, guide roller 17 is located at the centre position of back shaft 18, the length of guide roller 17 is consistent with splicing pressure roller 27 length.
In the present embodiment, the cylinder 10 that cuts of each cutting mechanism is two, and two cut cylinder 10 and are symmetricly set on two elevating mechanisms with the center line of the width supportting beam 16, right side cut the left that cylinder 10 is located at slide plate 25.
Material receiving mechanism comprises splicing pressure roller 27, rigid staybolt axle 12 and pressure roller cylinder 14, splicing pressure roller 27, rigid staybolt axle 12 is all located between two cut-off knife swing arms 22, and splicing pressure roller 27, the axis of rigid staybolt axle 12 and back shaft 18 three is parallel to each other (in figure, 27 for launching view), the two ends of splicing pressure roller 27 axle and the two ends of rigid staybolt axle 12 are equipped with triangle pressure roller swing arm 26, the two ends of rigid staybolt axle 12 are fixedly connected with the through hole being located at angle in triangle pressure roller swing arm 26, the two ends of splicing pressure roller 27 axle are rotationally connected with the through hole being located at triangle pressure roller swing arm 26 inferior horn, back shaft 18 is rotationally connected with the through hole being located at angle in triangle pressure roller swing arm 26, that is triangle pressure roller swing arm 26 is provided with three through holes at three angles place, the through hole that rigid staybolt axle 12 is higher relative to other through holes with position is fixedly connected with, the through hole that the two ends of splicing pressure roller 27 axle are lower relative to other through holes with position is rotationally connected by bearing, the through hole that back shaft 18 and position are positioned at middle part is rotationally connected by bearing, the upper end of pressure roller cylinder 14 is hinged with support beam 16 by air cylinder support 15, the piston rod that stretches out of the lower end of pressure roller cylinder 14 by bearing and rigid staybolt axle 12 hinged.
The present invention operationally, when old wound roll material is close to material tail, control system sends instruction, (control system is prior art herein, not belonging to the content of the present invention's protection) reducing motor 2 starts, power transmission shaft 4 is driven to rotate, because power transmission shaft 4 and screw mandrel 19 are provided with pitch wheel 31, the rotating band movable wire bar 19 of power transmission shaft 4 rotates, the screw rodb base 24 screwed on screw mandrel 19 is moved at screw mandrel 19, the cutting mechanism be now connected with the slide plate 25 on screw rodb base 24 starts to be moved down by position A, be located at encoder 6 on screw mandrel 19 and code-disc 7 starts to calculate the diameter of new wound roll material, be located at photoelectric sensor 30 on slide plate 25 along with moving down, when photoelectric sensor 30 is blocked by new coiled strip cylinder, cutting mechanism stops at position B, now, new coiled strip cylinder starts to rotate, when the linear velocity of new wound roll material is identical with operating wound roll material linear velocity, cut cylinder 10 to promote to cut swing arm 22, namely make to cut swing arm 22 to rotate around back shaft 18, cutting swing arm 22 drives the cut-off knife 13 on cut-off knife seat 11 to cut operating coiled strip, the piston rod of pressure roller cylinder 14 promotes rigid staybolt axle 37 simultaneously, due to rigid staybolt axle 37, splicing pressure roller 27 is rotatably connected on back shaft 18 by leg-of-mutton pressure roller swing arm 26, the stub bar of new coiled strip cylinder is provided with adhesive, piston rod promotes rigid staybolt axle 37 makes splicing pressure roller 27 press down around back shaft 18 rotation, the coiled strip of severing and virgin material are rolled up and is bonded together, complete and cut splicing, after new coiled strip cylinder uses a period of time, cutting mechanism moves to position C, simultaneously the encoder 6 of screw mandrel 19 upper end and code-disc 7 continue to calculate material coil diameter, after arriving certain value, control system sends instruction, cutting mechanism comes back to position A, start to circulate next time cut splicing.

Claims (9)

1. the automatic cutting cut-grafting materials device of a high speed winding printer, comprise two wallboards (1), two cutting mechanisms and two material receiving mechanisms, it is characterized in that: it also comprises two elevating mechanisms be located at respectively on two wallboards (1), the support beam (16) that two ends are connected with elevating mechanism is provided with between two elevating mechanisms, two described cutting mechanisms and two material receiving mechanisms are all arranged on the both sides of supportting beam (16) with the axisymmetrical supportting beam (16), the two ends of each cutting mechanism are connected with two elevating mechanisms respectively, the two ends of each material receiving mechanism are all connected with the cutting mechanism of homonymy, the middle part of each material receiving mechanism is all connected with support beam (16), described elevating mechanism comprises reducing motor (2), power transmission shaft (4), screw mandrel (19), screw rodb base (24), slide rail (21), slide block (20) and slide plate (25), described screw mandrel (19) is connected to through nut rotation on the inwall of wallboard (1), described slide rail (21) is two, two slide rails (21) are all fixed on wallboard (1) inwall, and be located at the both sides of screw mandrel (19) respectively, described screw rodb base (24) screws on screw mandrel (19), the both sides of screw rodb base (24) are equipped with connecting plate (8), one end of connecting plate (8) is connected with screw rodb base (24), the other end of connecting plate (8) is connected with the top of slide plate (25) and the slide block (20) slided on slide rail (21), the lower end of slide plate (25) is all connected with cutting mechanism, described reducing motor (2) is located at the top of wallboard (1) and is connected with power transmission shaft (4), and described power transmission shaft (4) transverse direction is located at two wallboards (1) and goes up and be connected with screw mandrel (19) through being located at pitch wheel (31) on power transmission shaft (4) and screw mandrel (19).
2. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 1, is characterized in that: described elevating mechanism is provided with the inductor for responding to wound roll material position.
3. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 2, it is characterized in that: described inductor refers to photoelectric sensor (30), photoelectric sensor (30) is located on two elevating mechanisms between two relatively, the launch point coaxial line of two relative photoelectric sensors (30).
4. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 1, it is characterized in that: described cutting mechanism comprises cut-off knife (13), the cut-off knife seat (11) of fixing cut-off knife (13), cut-off knife swing arm (22), back shaft (18) and cut cylinder (10), described cuts the right that cylinder (10) is located at slide plate (25), the upper end cutting cylinder (10) is hinged with the fulcrum (9) being connected to slide plate (25) upper end, the middle part of the piston rod that the lower end cutting cylinder (10) is stretched out and cut-off knife swing arm (22) is hinged, the upper end of described cut-off knife swing arm (22) is connected with cut-off knife seat (11), the lower end of cut-off knife swing arm (22) is connected with back shaft (18), the two ends of described back shaft (18) are rotatably connected on the lower end of the slide plate (25) of both sides, the middle part of back shaft (18) is connected with material receiving mechanism.
5. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 4, it is characterized in that: described material receiving mechanism comprises splicing pressure roller (27), rigid staybolt axle (12) and pressure roller cylinder (14), splicing pressure roller (27), rigid staybolt axle (12) is all located between two cut-off knife swing arms (22), and splicing pressure roller (27), the axis of rigid staybolt axle (12) and back shaft (18) three is parallel to each other, the two ends of splicing pressure roller (27) axle and the two ends of rigid staybolt axle (12) are equipped with triangle pressure roller swing arm (26), the two ends of rigid staybolt axle (12) are fixedly connected with the through hole being located at the upper angle of triangle pressure roller swing arm (26), the two ends of splicing pressure roller (27) axle are rotationally connected with the through hole being located at triangle pressure roller swing arm (26) inferior horn, back shaft (18) is rotationally connected with the through hole being located at angle in triangle pressure roller swing arm (26), the upper end of described pressure roller cylinder (14) is hinged with support beam (16), the piston rod that the lower end of pressure roller cylinder (14) is stretched out and rigid staybolt axle (12) hinged.
6. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 5, it is characterized in that: described back shaft (18) is rotatably connected to guide roller (17), the length of guide roller (17) is consistent with splicing pressure roller (27) length.
7. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 4, it is characterized in that: the cylinder (10) that cuts of each cutting mechanism is two, two cut cylinder (10) and are symmetricly set on two elevating mechanisms with the center line of the width supportting beam (16).
8. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 1, is characterized in that: the upper end of described screw mandrel (19) is provided with encoder (6) for carrying out roll diameter compute to coiled strip cylinder and code-disc (7).
9. the automatic cutting cut-grafting materials device of high speed winding printer according to claim 1, is characterized in that: described slide plate (25) and wallboard (1) are provided with for carrying out spacing limit switch (28) and contact block (29) to cutting mechanism lifting.
CN201210304589.5A 2012-08-24 2012-08-24 Automatic cutting receiving device for high-speed reeling printing machine Active CN102794978B (en)

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CN102794978B true CN102794978B (en) 2015-04-08

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CN104016162A (en) * 2014-06-09 2014-09-03 昆山永合不锈钢制品有限公司 Steel band rolling-up pressing arm
CN105172329A (en) * 2015-09-14 2015-12-23 无锡市羊尖华强塑料彩印有限公司 Variable-speed printer idler wheel
CN105966051B (en) * 2016-06-22 2018-10-30 中山松德印刷机械有限公司 A kind of novel imprinting apparatus
CN106829598B (en) * 2017-02-13 2018-04-06 广东勤善美智能装备股份有限公司 Overline bridge splicer
CN107414910A (en) * 2017-08-01 2017-12-01 广东云印科技有限公司 A kind of Scissoring device of printing machine
CN108501516B (en) * 2018-03-30 2019-07-30 重庆华康印务有限公司 Invoice printing machine

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CN102544593A (en) * 2012-02-16 2012-07-04 深圳市赢合科技股份有限公司 Automatic roll material changing device

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CN2707484Y (en) * 2004-05-19 2005-07-06 浙江东风塑料机械厂 Automatic material accepting and cutting mechanism of printing machine
CN102069628A (en) * 2010-12-01 2011-05-25 西安航天华阳印刷包装设备有限公司 Automatic material connecting device for printer
CN201913870U (en) * 2010-12-01 2011-08-03 西安航天华阳印刷包装设备有限公司 Straight moving cutting knife mechanism for winding without stopping machine
CN102544593A (en) * 2012-02-16 2012-07-04 深圳市赢合科技股份有限公司 Automatic roll material changing device

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