CN101954654A - Method for designing die cutting machine, and die cutting machine - Google Patents
Method for designing die cutting machine, and die cutting machine Download PDFInfo
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- CN101954654A CN101954654A CN 201010203189 CN201010203189A CN101954654A CN 101954654 A CN101954654 A CN 101954654A CN 201010203189 CN201010203189 CN 201010203189 CN 201010203189 A CN201010203189 A CN 201010203189A CN 101954654 A CN101954654 A CN 101954654A
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Abstract
The invention relates to die cutting machining equipment, in particular to a method for designing a die cutting machine, and a die cutting machine. The method for designing the die cutting machine is suitable for design of a horizontal material pulling type flat die cutting machine main drive system and a material pulling system, and comprises the following steps of: S1, distributing material pulling time and dwell time; S2, distributing main drive travel time; and S3, determining parameters of a main transmission cam. The die cutting machine comprises a stander, a lower die holder which is fixedly connected with the stander, and an upper die holder, wherein the lower die holder is a fixed die holder; the upper die holder is a movable die holder; the die cutting machine also comprises a motor and a transmission mechanism which are arranged below the lower die holder, and the upper die holder is connected with the transmission mechanism through a pull rod; and the transmission mechanism comprises a cam mechanism. The invention provides the method for designing the die cutting machine; according to the method, the die cutting machine suitable for breadth machining can be designed; and the invention also provides the die cutting machine which has high machining efficiency and is suitable for large-breadth machining.
Description
Technical field
The present invention relates to the cross cutting process unit, relate in particular to a kind of die-cutting machine method for designing and a kind of die-cutting machine.
Background technology
The cross cutting process technology is widely used in medical treatment, automobile, electronics, electric equipment products and makes the field, and especially the plane shows the manufacturing field, and the cross cutting processed and applied is more extensive.
Yet as a kind of equipment special, eighties of last century latter stage, die cutting equipment is just separated from traditional punch press, is developed by leaps and bounds.
Chinese patent literature CN201189682 discloses a kind of accurate die-cutting machine on February 4th, 2009, and this precision die-cutting machine comprises body, and the body front end is provided with feeding mechanism, and body rear end is provided with haulage gear, it is characterized in that; Body upper is provided with die shoe; The die shoe top is provided with upper bolster, and upper bolster and die shoe be arranged in parallel; Upper bolster is fixedlyed connected with four pull bars, and the axle center of four pull bars is all vertical with upper bolster to be provided with; Article four, pull bar is arranged in die shoe, and is connected with transmission device in the body; Transmission device connects motor by arrangement of clutch, and described transmission device comprises a connecting rod, and an end of connecting rod wears an eccentric shaft, and eccentric shaft connects described arrangement of clutch by reducing gear.The other end of described connecting rod also wears an eccentric shaft, and eccentric shaft is arranged in sliding seat, and sliding seat is fixedlyed connected with described four pull bars, a sheathed worm gear on the eccentric shaft, worm gear and adjusting screw(rod) engagement.Described reducing gear is a gear train.
Chinese patent literature CN201175934 discloses a kind of stamp machine on January 7th, 2009, and this stamp machine comprises body, and body upper is provided with die shoe; The die shoe top is provided with upper bolster, and upper bolster and die shoe be arranged in parallel; Upper bolster is fixedlyed connected with four pull bars, and the axle center of four pull bars all is arranged in body upper with four pull bars of upper bolster, is fixedly connected on the mobile seat in the body; The vertical setting; Move seat and articulate with the connecting rod bottom, connecting rod is arranged at the top of moving seat; The top of connecting rod is sheathed on eccentric shaft, and eccentric shaft connects motor by arrangement of clutch; Mobile seat also is provided with fairlead, and organism bottom is provided with lead, and fairlead is sheathed on lead.
Chinese patent literature CN201175933 discloses a kind of stamp machine on January 7th, 2009, and this stamp machine comprises body, and body upper is provided with die shoe; The die shoe top is provided with upper bolster, and upper bolster and die shoe be arranged in parallel; Upper bolster is fixedlyed connected with four pull bars, and the axle center of four pull bars is all vertical with upper bolster to be provided with; Article four, pull bar is arranged in body upper, is fixedly connected on the mobile seat in the body; The stamp machine also comprises an excessive part, and excessively the part lower end connects mobile seat by automatic governor motion; Excessively the part upper end is hinged with the connecting rod lower end; The top of connecting rod is sheathed on eccentric shaft, and eccentric shaft connects motor by arrangement of clutch.Described excessive part upper end is that bulb is hinged with the hinged of described connecting rod lower end.Automatic governor motion between described excessive part and the mobile seat comprises one section vertical pivot of described excessive part lower end, and the middle part of vertical pivot is provided with screw thread, moves seat accordingly and is provided with screwed hole, and vertical pivot is arranged in mobile by being threaded; The lower end of vertical pivot is provided with spline, and connects a worm gear by spline, is connected the output shaft of governor motor with the screw rod of worm gear engagement.
Above patent documentation has been represented the main flow of flat-crushing type die cutting equipment, yet from the disclosed die cutting equipment of above patent documentation, be not difficult to draw existing die cutting equipment and have a common characteristic, promptly all has an eccentric shaft, take this to form die-cut motion, it is a slider-crank mechanism in essence, and motor connects eccentric shaft by reducing gear, and the eccentric part drivening rod of eccentric shaft forms the reciprocating motion of movable die holder.Because average rate is rotated during motor operations, so the reciprocating motion of existing die cutting equipment activity die holder and time shaft all constitute sinusoidal motion.For realizing continuous processing, existing die cutting equipment all has a cover and draws material mechanism.
For small breadth (the finger print seat is drawing the length of expecting direction less than 500mm) die cutting equipment, aforesaid sinusoidal motion is no problem substantially, in the return interval of movable die holder, finish and draw the material action, but for large format (the finger print seat is drawing the length of expecting direction more than or equal to 500mm) die cutting equipment, draw the absolute time of material long, if to draw the material time to determine the return interval of movable die holder, the return interval of movable die holder also can be long, this can cause temporal waste, and production efficiency is low; Even can't finish cross cutting processing, because movable die holder is by sinusoidal motion, if the return interval of movable die holder is long, the die-cut time of so movable die holder is also inevitable long, when die-cut linear velocity during less than limiting value, promptly can't finish cross cutting processing.
To sum up, the die cutting equipment of prior art is not suitable for the processing of large format cross cutting.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art part and a kind of die-cutting machine method for designing is provided, can design the die-cutting machine that is adapted at breadth processing according to this method, the present invention also provides the die-cutting machine that a kind of working (machining) efficiency is high and suitable large format is processed.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of die-cutting machine method for designing, the level of being applicable to are drawn material formula die-cutting machine main transmission and drawn the design of material system, it is characterized in that this method may further comprise the steps: the S1. distribution is drawn material time and dead time; S2. distribute the main transmission journey time; S3. determine main transmission cam parameter; Wherein, material time and dead time are drawn in the described distribution of S1, are meant according to the dimensions and the maximum of processed goods to draw material speed, determine to draw the material time; And, determine the die-cut time according to the hardness and the thickness of processed goods; Rated speed and predefined cam backhaul radius according to main driving motor are determined return interval; Represent to draw the material time with LT1, LT2 represents the dead time, and CT1 represents the die-cut time, and CT2 represents return interval, then: CT1=LT2, and CT2≤LT1; The described distribution main transmission of S2 journey time; It is poor to comprise according to drawing material time and return interval, determines the intermittent time of main transmission, the time that promptly movable die holder pauses at the top; Represent the intermittent time with CT3, then: CT3=LT1-CT2; Represent a die-cut cycle with T, then: T=CT1+CT2+CT3, and T=LT1+LT2; The described definite main transmission cam parameter of S3, be meant according to the cam backhaul radius and the main transmission journey time distribution T=CT1+CT2+CT3 that just intend and design cam, the stroke of die-cutting machine is represented with B, be predefined according to the thickness of machined material, represent cam backhaul radius with HR, the die-cut radius of cam represents with CR, then: CR=HR-B or CR=HR+B, the former is suitable for and draws towards the formula die-cutting machine, and the latter is suitable for the push type die-cutting machine.
Purpose of the present invention can also be achieved through the following technical solutions:
A kind of die-cutting machine comprises frame and the die shoe of fixedlying connected with frame, also comprises upper bolster, die shoe is fixing die holder, upper bolster is movable die holder, and this die-cutting machine also comprises motor and the transmission mechanism that is arranged at the die shoe below, and upper bolster connects transmission mechanism by pull bar; It is characterized in that: described transmission mechanism comprises cam mechanism.
Die-cutting machine, it is characterized in that: described cam mechanism further comprises camshaft and drive link, camshaft connects described motor, by motor is camshaft input power, drive link be arranged at one with guiding parts that frame is fixedlyed connected in, drive link is directed to component limitations for moving by above-below direction, the drive link upper end is connected with described pull bar, the drive link lower end has sliding part, and sliding part is arranged in the curved groove of described camshaft.
Die-cutting machine is characterized in that: be connected by gear reduction between described motor and the described camshaft.
Die-cutting machine is characterized in that: described camshaft is horizontally disposed with, and described curved groove is arranged at the side of camshaft one shaft shoulder,
Die-cutting machine is characterized in that: described curved groove is two, is located in opposite directions the side of two shaft shoulders that are provided with in pairs, and has at least between the axle core of a shaft shoulder and camshaft for removably connecting.
Die-cutting machine is characterized in that: be between the axle core of two shaft shoulders and camshaft and removably connect.
Die-cutting machine is characterized in that: removably connecting between the axle core of two shaft shoulders and camshaft comprises driving key and axial locking nut.
Die-cutting machine is characterized in that: accordingly, sliding part also has two, is arranged at respectively in two curved grooves.
Die-cutting machine, it is characterized in that: described cam mechanism further comprises camshaft and drive link, drive link be arranged at one with guiding parts that frame is fixedlyed connected in, drive link is directed to component limitations for moving by above-below direction, the drive link upper end is connected with described pull bar, the drive link lower end has sliding part, and sliding part is arranged in the curved groove of described camshaft; Be connected by gear reduction between described motor and the described camshaft; Described camshaft is horizontally disposed with, described curved groove is two, be located at the side of two shaft shoulders that are provided with in opposite directions in pairs, be between the axle core of two shaft shoulders and camshaft and removably connect, removably connecting between the axle core of two shaft shoulders and camshaft comprises driving key and axial locking nut, accordingly, sliding part also has two, is arranged at respectively in two curved grooves.
Die-cutting machine method for designing of the present invention is at first distributed and is drawn material time and dead time, because the characteristics of large format cross cutting are definitely to draw the material time long, primary is to satisfy the time demand of drawing material; Again according to drawing the material time to distribute the main transmission journey time; Realize the distribution of main transmission time at last by main transmission cam parameter; On the concrete parameter configuration: CT1=LT2, CT2≤LT1, CT3=LT1-CT2, T=CT1+CT2+CT3, T=LT1+LT2 draws material time LT1 with intermittent time CT3 unidirectional compensation after the main transmission backhaul, draw material to the time demand thereby promptly satisfied, not free again waste in the whole cycle.Actual cycle is T=LT1+CT1, and the time of LT1 and CT1 all is to finish the independently necessary time of cross cutting.Compared with prior art, die-cutting machine method for designing of the present invention has been abandoned the die-cut characteristic with the backhaul symmetry of existing sine curve, realizes effective utilization of each section period by cam, and the time of promptly having saved has guaranteed to cut the space rate that impulsion is done again.Therefore, adopt the die-cutting machine of the present invention's method design, have the efficient height, be fit to the die-cut characteristics of large format.
Die-cutting machine of the present invention, has cam mechanism, the action cycle of each stroke is determined by the cam parameter, compare with the slider-crank mechanism of prior art, slider-crank mechanism is a sinusoidal motion, die-cut time and return interval are symmetrical, and cam mechanism formation of the present invention is asymmetric, can compensate the deficiency of drawing the material time separately, compared with prior art, it is die-cut to be more suitable for large format, and, die-cutting machine of the present invention can distribute each section period on one's own initiative, and the time waste of having avoided symmetric motion to bring has the high characteristics of efficient again.
Description of drawings
Fig. 1 is the movement locus and the time relation figure of traditional die-cutting machine.
Fig. 2 is the movement locus and the time relation figure of die-cutting machine of this employing the present invention's method design.
Fig. 3 is the flow chart of first embodiment of the invention.
Fig. 4 is the outline drawing of second embodiment of the invention.
Fig. 5 is the main transmission expanded view of second embodiment of the invention.
Fig. 6 is an A-A cutaway view among Fig. 5.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
With reference to figure 1, Fig. 2, Fig. 3, first embodiment of the invention is a kind of die-cutting machine method for designing, the level of being applicable to is drawn material formula die-cutting machine main transmission and drawn the design of material system, it is characterized in that this method may further comprise the steps: the S1. distribution is drawn material time and dead time; S2. distribute the main transmission journey time; S3. determine main transmission cam parameter.
Wherein, material time and dead time are drawn in the described distribution of S1, are meant according to the dimensions and the maximum of processed goods to draw material speed, determine to draw the material time; And, determine the die-cut time according to the hardness and the thickness of processed goods; Rated speed and predefined cam backhaul radius according to main driving motor are determined return interval; Represent to draw the material time with LT1, LT2 represents the dead time, and CT1 represents the die-cut time, and CT2 represents return interval, then: CT1=LT2, and CT2≤LT1.
The described distribution main transmission of S2 journey time; It is poor to comprise according to drawing material time and return interval, determines the intermittent time of main transmission, the time that promptly movable die holder pauses at the top; Represent the intermittent time with CT3, then: CT3=LT1-CT2; Represent a die-cut cycle with T, then: T=CT1+CT2+CT3, and T=LT1+LT2.
The described definite main transmission cam parameter of S3, be meant according to the cam backhaul radius and the main transmission journey time distribution T=CT1+CT2+CT3 that just intend and design cam, the stroke of die-cutting machine is represented with B, be predefined according to the thickness of machined material, represent cam backhaul radius with HR, the die-cut radius of cam represents that with CR present embodiment is to draw towards the formula die-cutting machine, then: CR=HR-B.
On the concrete parameter configuration: CT1=LT2, CT2≤LT1, CT3=LT1-CT2, T=CT1+CT2+CT3, T=LT1+LT2 draws material time LT1 with intermittent time CT3 unidirectional compensation after the main transmission backhaul, draw material to the time demand thereby promptly satisfied, not free again waste in the whole cycle.Actual cycle is T=LT1+CT1, and the time of LT1 and CT1 all is to finish the independently necessary time of cross cutting.Cam is parameters C R, HR, B radially, chooses by the machined material specification according to die-cut general specification to get final product.
Refer again to Fig. 1 and Fig. 2, Fig. 1 is the movement locus and the time relation figure of traditional die-cutting machine, Fig. 2 is the movement locus and the time relation figure of die-cutting machine of this employing the present invention's method design, from figure, be not difficult to draw, adopt the die-cutting machine of the present invention's method design to have the longer material time LT1 that draws, therefore, be fit to the large format cross cutting.
With reference to figure 4, Fig. 5, Fig. 6, second embodiment of the invention is a kind of die-cutting machine, comprise frame 101 and the die shoe 102 of fixedlying connected with frame 101, also comprise upper bolster 103, die shoe 102 is fixing die holders, upper bolster 103 is movable die holders, and this die-cutting machine also comprises motor 106 and the transmission mechanism that is arranged at die shoe 103 belows, and upper bolster 103 connects transmission mechanism by pull bar 104; Described transmission mechanism comprises cam mechanism.The die-cutting machine of present embodiment adopts the continuous feeding mode, has the materials device of drawing 105.
In the present embodiment, described cam mechanism further comprises camshaft 108 and drive link 109, drive link 109 be arranged at one with guiding parts 110 that frame 101 is fixedlyed connected in, drive link 109 is directed to parts 110 and is restricted to and can only moves by above-below direction, and drive link 109 upper ends are connected with described pull bar 104.
In the present embodiment, pull bar is divided into a sliding seat 111 is set, drive link 109 is connected in 111 by a junction spare 112, thereby realization is connected with pull bar 104, in the present embodiment, has threaded adjusting mechanism (not shown) between attaching parts 112 and the drive link 109, be used to regulate the length that drive link 109 stretches into attaching parts 112, thereby regulate the cross cutting stroke, drive link 109 lower ends have sliding part 1091, and sliding part 1091 is arranged in the curved groove 1081 of described camshaft 108; Be connected by gear reduction 107 between described motor 106 and the described camshaft 108.
Refer again to Fig. 6, in the present embodiment, described camshaft 108 is horizontally disposed with, described curved groove 1081 is two, be located at the side of two shaft shoulders that are provided with in opposite directions in pairs, be between the axle core of two shaft shoulders and camshaft 108 and removably connect, removably connecting between the axle core of two shaft shoulders and camshaft 108 comprises driving key and axial locking nut, accordingly, sliding part 1091 also has two, is arranged at respectively in two curved grooves 1081, the shaft shoulder is arranged to flexibly connect, be convenient to assemble sliding part on the one hand, be convenient to change the shaft shoulder on the other hand, cut the distribution of material the main transmission time to adapt to different size with difformity curved groove.
Claims (10)
1. die-cutting machine method for designing, the level of being applicable to is drawn material formula die-cutting machine main transmission and is drawn the design of material system, it is characterized in that this method may further comprise the steps:
S1. distribute and draw material time and dead time;
S2. distribute the main transmission journey time;
S3. determine main transmission cam parameter;
Wherein,
Material time and dead time are drawn in the described distribution of S1, are meant according to the dimensions and the maximum of processed goods to draw material speed, determine to draw the material time; And, determine the die-cut time according to the hardness and the thickness of processed goods; Rated speed and predefined cam backhaul radius according to main driving motor are determined return interval; Represent to draw the material time with LT1, LT2 represents the dead time, and CT1 represents the die-cut time, and CT2 represents return interval, then: CT1=LT2, and CT2≤LT1;
The described distribution main transmission of S2 journey time; It is poor to comprise according to drawing material time and return interval, determines the intermittent time of main transmission, the time that promptly movable die holder pauses at the top; Represent the intermittent time with CT3, then: CT3=LT1-CT2; Represent a die-cut cycle with T, then: T=CT1+CT2+CT3, and T=LT1+LT2;
The described definite main transmission cam parameter of S3, be meant according to the cam backhaul radius and the main transmission journey time distribution T=CT1+CT2+CT3 that just intend and design cam, the stroke of die-cutting machine is represented with B, be predefined according to the thickness of machined material, represent cam backhaul radius with HR, the die-cut radius of cam represents with CR, then: CR=HR-B or CR=HR+B, the former is suitable for and draws towards the formula die-cutting machine, and the latter is suitable for the push type die-cutting machine.
2. a die-cutting machine comprises frame and the die shoe of fixedlying connected with frame, also comprises upper bolster, die shoe is fixing die holder, upper bolster is movable die holder, and this die-cutting machine also comprises motor and the transmission mechanism that is arranged at the die shoe below, and upper bolster connects transmission mechanism by pull bar; It is characterized in that: described transmission mechanism comprises cam mechanism.
3. die-cutting machine according to claim 2, it is characterized in that: described cam mechanism further comprises camshaft and drive link, camshaft connects described motor, by motor is camshaft input power, drive link be arranged at one with guiding parts that frame is fixedlyed connected in, drive link is directed to component limitations for moving by above-below direction, the drive link upper end is connected with described pull bar, the drive link lower end has sliding part, and sliding part is arranged in the curved groove of described camshaft.
4. die-cutting machine according to claim 3 is characterized in that: be connected by gear reduction between described motor and the described camshaft.
5. die-cutting machine according to claim 3 is characterized in that: described camshaft is horizontally disposed with, and described curved groove is arranged at the side of camshaft one shaft shoulder.
6. die-cutting machine according to claim 5 is characterized in that: described curved groove is two, is located in opposite directions the side of two shaft shoulders that are provided with in pairs, and has at least between the axle core of a shaft shoulder and camshaft for removably connecting.
7. die-cutting machine according to claim 6 is characterized in that: be between the axle core of two shaft shoulders and camshaft and removably connect.
8. die-cutting machine according to claim 7 is characterized in that: removably connecting between the axle core of two shaft shoulders and camshaft comprises driving key and axial locking nut.
9. die-cutting machine according to claim 6 is characterized in that: accordingly, sliding part also has two, is arranged at respectively in two curved grooves.
10. die-cutting machine according to claim 2, it is characterized in that: described cam mechanism further comprises camshaft and drive link, drive link be arranged at one with guiding parts that frame is fixedlyed connected in, drive link is directed to component limitations for moving by above-below direction, the drive link upper end is connected with described pull bar, the drive link lower end has sliding part, and sliding part is arranged in the curved groove of described camshaft; Be connected by gear reduction between described motor and the described camshaft; Described camshaft is horizontally disposed with, described curved groove is two, be located at the side of two shaft shoulders that are provided with in opposite directions in pairs, be between the axle core of two shaft shoulders and camshaft and removably connect, removably connecting between the axle core of two shaft shoulders and camshaft comprises driving key and axial locking nut, accordingly, sliding part also has two, is arranged at respectively in two curved grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102031896A CN101954654B (en) | 2010-06-18 | 2010-06-18 | Method for designing die cutting machine, and die cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102031896A CN101954654B (en) | 2010-06-18 | 2010-06-18 | Method for designing die cutting machine, and die cutting machine |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110213806A Division CN102320063A (en) | 2010-06-18 | 2010-06-18 | Die cutting machine design method and die cutting machine |
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| CN101954654A true CN101954654A (en) | 2011-01-26 |
| CN101954654B CN101954654B (en) | 2012-02-08 |
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Cited By (6)
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| CN102788132A (en) * | 2011-05-19 | 2012-11-21 | 林友士 | Transmission mode of full-automatic flat-pressing flat die-cutting machine |
| CN102935613A (en) * | 2012-12-07 | 2013-02-20 | 杨仕飞 | Dual-station magnetic core cutting machine |
| CN105904515A (en) * | 2016-05-12 | 2016-08-31 | 瑞安市丰日机械有限公司 | Circulating material belt type die cutting machine |
| CN106694760A (en) * | 2017-01-11 | 2017-05-24 | 东莞观在自动化设备有限公司 | High-speed power mechanism of steel bar cutter |
| CN106956817A (en) * | 2017-04-13 | 2017-07-18 | 上海江南制药机械有限公司 | A kind of mould opening-closing mechanism of the flat bubble-cap machine of high speed |
| CN108582243A (en) * | 2017-12-29 | 2018-09-28 | 唐山嘉谊印刷机械有限公司 | A kind of driving cam and its die-cutting device for lifting die-cutting device moving platform |
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| CN201120962Y (en) * | 2007-11-30 | 2008-09-24 | 张卫兵 | Toothbrush packing machine press cutting mechanism |
| CN201405541Y (en) * | 2009-06-03 | 2010-02-17 | 常宗瑜 | Die stamping mechanism driven by cam |
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| TW454665U (en) * | 1999-09-17 | 2001-09-11 | Ji Rung San | Fine adjustment device for a precision mold cutter |
| TW510292U (en) * | 2001-10-04 | 2002-11-11 | Jih Shuenn Electrical Machine | Transmission apparatus for precision mold-cutting machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788132A (en) * | 2011-05-19 | 2012-11-21 | 林友士 | Transmission mode of full-automatic flat-pressing flat die-cutting machine |
| CN102935613A (en) * | 2012-12-07 | 2013-02-20 | 杨仕飞 | Dual-station magnetic core cutting machine |
| CN102935613B (en) * | 2012-12-07 | 2015-01-14 | 杨仕飞 | Dual-station magnetic core cutting machine |
| CN105904515A (en) * | 2016-05-12 | 2016-08-31 | 瑞安市丰日机械有限公司 | Circulating material belt type die cutting machine |
| CN106694760A (en) * | 2017-01-11 | 2017-05-24 | 东莞观在自动化设备有限公司 | High-speed power mechanism of steel bar cutter |
| CN106956817A (en) * | 2017-04-13 | 2017-07-18 | 上海江南制药机械有限公司 | A kind of mould opening-closing mechanism of the flat bubble-cap machine of high speed |
| CN106956817B (en) * | 2017-04-13 | 2023-12-15 | 上海江南制药机械有限公司 | Opening and closing mechanism of high-speed flat plate type bubble cap machine |
| CN108582243A (en) * | 2017-12-29 | 2018-09-28 | 唐山嘉谊印刷机械有限公司 | A kind of driving cam and its die-cutting device for lifting die-cutting device moving platform |
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| Publication number | Publication date |
|---|---|
| CN101954654B (en) | 2012-02-08 |
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