CN103935567A - Plastic bag in-half folding bagging machine - Google Patents
Plastic bag in-half folding bagging machine Download PDFInfo
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- CN103935567A CN103935567A CN201410182915.9A CN201410182915A CN103935567A CN 103935567 A CN103935567 A CN 103935567A CN 201410182915 A CN201410182915 A CN 201410182915A CN 103935567 A CN103935567 A CN 103935567A
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- cylinder
- frame
- fagging
- plastic bag
- packaging bag
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Abstract
The invention discloses a plastic bag in-half folding bagging machine used for folding a plastic bag in half and then placing the plastic bag into a package bag. The plastic bag in-half folding bagging machine comprises a machine frame provided with an in-half folding bagging device, an opening stretching device and a clamping output device. The bottom layer of the package bag is fixed to the lip portion by the opening stretching device through a package bag tray and a baffle block, the upper layer of the package bag is sucked up through a sucker mechanism to form an opening, two stretching boards are adducted through a stretching board swing mechanism and stretch into the package bag, then the stretching boards stretch towards two sides, so that the package bag is expanded to form a cavity corresponding to the package bag in shape, and the plastic bag is folded in half and placed in the package bag through the in-half folding bagging device; the plastic bag placed in the package bag is clamped through the clamping output device and placed on a preset position. The plastic bag in-half folding bagging machine is simple in structure and stable in work and improves work efficiency.
Description
Technical field
The present invention relates to a kind of plastic bag packaging machinery.
Technical background
Plastic bag doubling wrapping machine, for being enclosed in packaging bag after plastic bag doubling.In people's daily life, widely used plastic bag is all processed by Bag Making Machine, after the plastic bag of the every output some of Bag Making Machine, automatically forms one pile, then by manipulator feedway, is transported to predetermined control position.The kind of plastic bag is more, has flat mouth bag, portable convenient bag etc.For some portable convenient bags, also need, through the device of blurting out (plastic bag punching machine), its top is cut into handle state.No matter be flat mouth bag or the plastic bag that cuts moulding through punching machine, for ease of depositing, sell, using, generally all need by whole pile of plastic bag from middle doubling once, then to put in packaging bag.
Its structure of packaging bag for packing plastics bag is similar to " envelope ", with transparent plastic film, processes, and three side sealing closes, and there is no a side of involution is the opening of packaging bag, and plastic bag packs into thus.The bottom of packaging bag grows two or three centimetres than upper strata at opening part, forms lip, similarly is " flap " of envelope, easy opening (structure of packaging bag as shown in Figure 6) during dress bag.
For a long time, as these doublings, dress job contract order, all by manually completing, exist labour intensity large, recruitment is many, also people's frock bag can not adapt to the speed of response of Bag Making Machine, limited the problems such as its due inefficiency.And hand-filling has inevitably increased frequent touch opportunity between human body and plastic bag, and this,, for some food plastic bags, medical plastic bag, is difficult to reach hygienic requirements.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of simple in structure, packaging bag automatic open can be strutted, and plastic bag is filled to reliably from middle doubling to a kind of automation plastic bag doubling dress chartered plane in packaging bag.
For realizing above-mentioned technical purpose, technical scheme of the present invention is: plastic bag doubling dress chartered plane comprises: frame, is characterized in that: in described frame, be also provided with doubling charging apparatus, opening device for spreading, clamping output unit; Described doubling charging apparatus by pushing away flap bracket, pressure lever mechanism, push away flap, lifting supporting plate forms, pushing away flap bracket is slidably arranged in frame, described pushing away between flap bracket and frame is connected with cylinder, push away flap and be arranged on the rear side that pushes away flap bracket, pressure lever mechanism is arranged on the upside that pushes away flap bracket, described lifting supporting plate is arranged on below the rear side that pushes away flap, between lifting supporting plate and frame, is connected cylinder; Described opening device for spreading comprises: packaging bag pallet, block, sucking disc mechanism, fagging swinging gear, packaging bag pallet is slidably connected at the rear portion of frame, between frame and described packaging bag pallet, be connected cylinder, block is arranged on the front side frame of packaging bag pallet, and sucking disc mechanism is arranged on the frame top that packaging bag pallet is corresponding; Described clamping output unit comprises: gripper clamp bracket, on described gripper clamp bracket, gripper clamp is installed, and the two ends of described gripper clamp bracket are slidably connected in frame, between frame and gripper clamp bracket, are connected cylinder.
Described pressure lever mechanism comprises a kind of guide rod cylinder, connects two depression bars in guide rod cylinder, and guide rod cylinder is connected to the upside that pushes away flap bracket, pushes away between flap bracket and guide rod cylinder and is connected with cylinder.
Described fagging swinging gear consists of gear, cylinder, fagging and the rotating shaft of fagging support, two identical numbers of teeth, two gears are intermeshing and be rotatably installed on fagging support, the shape of fagging is " P " font, two fagging left and right correspondences are arranged on respectively on gear, between the bottom of two faggings or gear, connect cylinder, fagging support is connected in rotating shaft, and the both sides that are arranged on frame are rotated at the two ends of fagging rotating shaft, one end of fagging rotating shaft arranges rocking arm, between rocking arm and frame, is connected cylinder.
Described packaging bag pallet, is dustpan shape, and three edge breaks rise, and for depositing and feeding packaging bag one by one, a side of not turning up is with to push away flap corresponding, and packaging bag pallet is slidably arranged in frame.
Described sucking disc mechanism comprises a kind of cylinder, and cylinder is arranged on the upper methods, rack that described packaging bag pallet is corresponding, and the other end of cylinder is installed sucker.
Described gripper clamp consists of the gripper clamp maxilla that is fixed on the gripper clamp lower jaw below gripper clamp bracket and is located at cylinder cylinder rod end, and gripper cylinder is arranged on gripper clamp bracket.
As preferred technical scheme, described depression bar cylinder is a kind of guide rod cylinder.The cylinder rod end of described guide rod cylinder is installed depression bar, after stretching out, cylinder rod can push down the front position of plastic bag, after retraction, be convenient to place plastic bag, the cylinder body of guide rod cylinder is rotatably installed in the upside that pushes away flap bracket, pushes away between flap bracket and guide rod cylinder and is connected and lifts air cylinder; Push away on two siding tracks that flap bracket is slidably mounted on frame, push away flap bracket and be connected with one end of cylinder, the other end of cylinder is arranged in frame.After the cylinder rod of guide rod cylinder stretches out, lift air cylinder and pull guide rod cylinder to lower swing, make two depression bars push down the previous section of plastic bag, by plastic bag doubling with in being sent to the process of packaging bag, playing fixation, instantly air cylinder latter two depression bar that resets lifts, and is convenient to depression bar and retracts.
As preferred technical scheme, described lifting supporting plate, from above, see to be exactly a surface plate, its left and right width is greater than the width of plastic bag, before and after it, length is greater than the length of plastic bag, the both sides of lifting supporting plate are slidably mounted on the track of frame both sides, and supporting plate lift cylinder is installed between the bottom surface of lifting supporting plate and frame.While rising under the driving of lifting supporting plate at cylinder, the upper surface of the previous section of lifting supporting plate is close to the lower surface that pushes away flap, after feedway puts down plastic bag, approximately two/part of the length of plastic bag is on lifting supporting plate, after cylinder pulls lifting supporting plate to decline, the height of supporting plate pushes away flap bracket and does reciprocating linear motion lower than pushing away flap bracket, not hindering.When lifting supporting plate declines, the aft section that makes originally to lie in the plastic bag above lifting supporting plate loses relies on saggingly, makes plastic bag be converted into right angle from midway location.
As preferred technical scheme, described pushing away on the track that flap bracket is slidably mounted on frame both sides, push away between flap bracket and frame cylinder is installed, when air cylinder driven pushes away flap bracket along track front-rear reciprocation movement, can be together with depression bar, lower air cylinder, push away flap and seesaw.When pushing away flap cradle at initial position, be convenient to place plastic bag, when pushing away flap bracket and move backward, can and be filled in packaging bag plastic bag doubling.
As preferred technical scheme, the described flap that pushes away is a thinner surface plate, push away the left and right width of flap and the width of plastic bag is substantially corresponding, front and back length is a bit larger tham 1/2nd of plastic bag length, push away that the rear end of flap is corresponding with gripper clamp arranges two breach of stepping down, the front end that pushes away flap is arranged on and pushes away on flap bracket, push away flap be in described lifting supporting plate above, cover above the previous section of lifting supporting plate.After conveyer is carried plastic bag and is come, two/part of plastic bag length cover push away flap above.
As preferred technical scheme, described opening device for spreading comprises packaging bag pallet, block, sucker, fagging swinging gear.Described packaging bag pallet is a dustpan shape pallet, three edge breaks rise, bottom shape is corresponding with packaging bag, be slightly larger than packaging bag, for splendid attire and transport package successively, the bottom of pallet connects cylinder, the other end of cylinder be arranged on frame below, when under the drive of cylinder, packaging bag pallet rises, the lip position of uppermost that packaging bag is withstood on to the bottom surface of block, fix the bottom of packaging bag, when picking up Shi Qi lower floor by the upper strata of packaging bag, sucker can not picked up with upper strata, thereby make packaging bag form an opening, be convenient to stretching into of two faggings of drawing close.
As preferred technical scheme, described sucking disc mechanism consists of sucker, sucker lift cylinder, and the cylinder body of cylinder is fixed on methods, rack, and the lever end of cylinder is installed sucker, and sucker belongs to prior art and is widely used, and does not repeat them here.
As preferred technical scheme, described fagging swinging gear by gear, fagging bracket, rotating shaft, the cylinder of two faggings, two identical numbers of teeth, form.Described fagging is similar to " P " font state, top is corresponding with the opening of packaging bag, bottom is arranged on respectively on two pitch wheels, between the bottom of two faggings, connect cylinder, when the lever of cylinder is retracted, two faggings close up, when fagging oscillating cylinder pulls rocking arm, the narrow and small opening of the packaging bag that two faggings that close up are opened from sucker suction, extend in packaging bag; When fagging telescopic cylinder bar stretches out, two faggings can be swung sideward to move simultaneously and be strutted packaging bag, make the opening shape of packaging bag corresponding with the plastic bag after doubling, are convenient to the plastic bag after doubling to be filled in the inner chamber of packaging bag.
As preferred technical scheme, described clamping output unit comprises two groups of gripper clamps, and described gripper clamp mechanism is comprised of lower jaw, gripper clamp maxilla, gripper cylinder.Gripper clamp lower jaw is fixed on gripper clamp bracket, gripper cylinder and upper and lower corresponding being arranged on gripper clamp bracket of gripper clamp lower jaw, and the maxilla of gripper clamp is arranged on the lower end of gripper cylinder.Both sides above frame rear end are attachment rail respectively, and the gripper clamp bracket that is slidably installed on track, installs cylinder between gripper clamp bracket and frame.Two groups of gripper clamps are corresponding with the breach front and back of stepping down in described folding push pedal.While working under the effect of gripper clamp at cylinder, can packaging bag be clamped together with plastic bag through the breach of stepping down that pushes away flap, make to push away flap, fagging is drawn back smoothly, avoid pushing away the plastic bag that will be filled in packaging bag in folding push pedal, fagging extraction and extract or take out unrest out; While moving after air cylinder driven gripper clamp bracket, can make gripper clamp device that packaged plastic bag is transported to desired location.
As a kind of technical solution on prior art basis, the technical program should comprise plastic bag is captured and be transported to the manipulator feedway of predetermined work position from Bag Making Machine; And kind and the specification of plastic bag are more, are difficult to exhaustive.If need to pack portable convenient bag, also need to arrange the blanking units of plastic bag.Manipulator feedway, plastic bag punching machine, these become already prior art and are widely used, and this can implement without performing creative labour for the those of ordinary skill of the sector, does not repeat them here.
As a kind of technical scheme, the plastic bag doubling of the present invention dress chartered plane identical device that can superpose accordingly, make it symmetrical distribution, can coordinate two-wire Bag Making Machine two piles of plastic bags to be carried out to doubling dress bag simultaneously, form two-wire plastic bag doubling dress chartered plane.
The present invention has the advantages such as degree of automation is high, reliable, production efficiency is high, tooling cost is low.
Accompanying drawing explanation
In figure: 1--frame; 2--pushes away folding cylinder; 3--depression bar cylinder; 4--lifts air cylinder; 5--depression bar; 6--pushes away flap; 7--lifting supporting plate; 8--fagging support; 9--fagging; 10--block; 11--sucker cylinder; 12--clamps output track; 13--clamping output cylinder; 14--gripper clamp bracket; 15--gripper cylinder; 16--gripper clamp maxilla; 17--gripper clamp lower jaw; 18--sucker; 19 packaging bags; 20--packaging bag pallet; 21--pallet fluctuating orbit; 22--pallet cylinder; 23--fagging oscillating cylinder; 24--fagging rocking arm; 25 fagging rotating shafts; 26--gear; 27--supporting plate cylinder; 28 supporting plate fluctuating orbits; 29--pushes away flap bracket; 30--pushes away folding track; 31--pushes away the flap breach of stepping down; 32--fagging telescopic cylinder; The lip of 33--packaging bag; The upper strata of 34--packaging bag; 35--plastic bag.
Fig. 1 is the structural principle lateral plan of the embodiment of the present invention;
Fig. 2 is the structural principle birds-eye view of the embodiment of the present invention;
Fig. 3 is the fagging swinging gear schematic diagram of the embodiment of the present invention;
Fig. 4, Fig. 5 are the principle of work schematic diagrams of packaging bag opening device for spreading;
Fig. 6 is the structural representation of packaging bag;
Fig. 7, Fig. 8, Fig. 9 are the diagram of circuits of plastic bag doubling work.
The specific embodiment
Below in conjunction with drawings and Examples, further set forth the present invention: as shown in Figure 1, in the front portion of frame 1, install before and after respectively and push away folding track 30, push away on folding track 30 and be slidably installed and push away flap bracket 29, between bracket 29 and frame 1, cylinder 2 is installed, the rear side of bracket is installed and is pushed away flap 6, the upside that pushes away flap bracket 29 rotate to be installed guide rod cylinder 3, and guide rod cylinder 3 connects depression bars 5, the cylinder body of guide rod cylinder and push away cylinder 4 is installed between flap bracket 29.
Below pushing away the rear side of flap 6, lifting supporting plate 7 is installed, two supporting plate fluctuating orbits 28 are installed respectively in the machine frame at two sides of lifting supporting plate 7 up and down, lifting supporting plate 7 is slidably connected on supporting plate fluctuating orbit 28; The cylinder rod end that cylinder 27 is installed in the bottom of lifting supporting plate 7, the cylinder body of cylinder 27 is arranged on the bottom of frame 1.
Below the rear side of lifting supporting plate 7, in frame, fagging rotating shaft 25 is installed in rotation, and the upside of rotating shaft is installed fagging support 8, and the midway location above of support rotates between 26, two gears 26 of gear that two numbers of teeth of installation are identical intermeshing.On two gears 26, install respectively between 9, two of the faggings fagging 9 above gear fagging telescopic cylinder 32 is installed; Rocking arm 24 is installed in one end in described fagging rotating shaft 25, and fagging oscillating cylinder 23 is installed between rocking arm and frame.
At the rear side frame both sides of fagging rotating shaft 25 difference tray fluctuating orbit 21, the packaging bag pallet 20 that is slidably installed on track 21, cylinder 22 is installed in the bottom of pallet, and the cylinder body of cylinder 22 is arranged on the frame bottom that pallet is corresponding.Above the front side of packaging bag pallet 20, midway location is installed block 10, and block 10 is fixedly mounted in frame, and packaging bag pallet 20 can relative motion with respect between block 10.The front and back width of block 10 should be less than the width of packaging bag lip 33, and the length of block should be less than the width after packaging bag struts.The formalness of packaging bag pallet 20 is corresponding with packaging bag 19, and length and width are a bit larger tham packaging bag 19.
On the upper methods, rack of packaging bag pallet 20 correspondences, sucker lift cylinder 11 is installed, the cylinder rod end of cylinder is installed sucker 18.
Above the rear end of frame 1, clamping output track 12 is installed respectively in both sides, gripper clamp bracket 14 is slidably installed on track, clamping output cylinder 13 is installed between bracket and frame, on described gripper clamp bracket 14, gripper clamp lower jaw 17 is installed, gripper clamp lower jaw corresponding above gripper cylinder 15 is installed on bracket, the cylinder rod end of cylinder 15 is installed gripper clamp maxilla 16.
Specific works process is as follows:
First, pallet cylinder 22 promotes packaging bag pallets 20 and rises, by the lip position 33 of pallet uppermost that packaging bag 19 in the inside withstand on block 10 below, cylinder 11 promotes suckers 18 and moves down afterwards, is holding the rear return in upper strata 34 of packaging bag 19.The opening part of now packaging bag can form an opening, as shown in Figure 4.Now fagging telescopic cylinder 32 pulls two faggings 9 to close up, corresponding with the opening of packaging bag, as shown in Figure 3.Then fagging oscillating cylinder 23 pulls rocking arm 24, fagging rotating shaft 25, fagging support 8 are swung together, make two faggings that close up 9 backward swinging direct to the inner chamber that extend into packaging bag 19, then the lever of fagging telescopic cylinder 32 stretches out, promote two faggings 9 and swing sideward movingly simultaneously, the opening of packaging bag is expanded, strut a cavity corresponding with packaging bag shape, wait for packing into of plastic bag, as shown in Figure 5.
After manipulator feedway drags plastic bag 35 and puts down, two/part above of plastic bag be in push away flap 6 above, two/part below of plastic bag is in above lifting supporting plate 7.Guide rod cylinder 3 is opened depression bar 5 and is stretched out afterwards.After depression bar stretches out, lift air cylinder 4 and pull guide rod cylinder 3 to make depression bar 5 that the first half of plastic bag is pressed abd fixed on and is pushed away on flap 6, as shown in Figure 7.Supporting plate cylinder 27 pulls lifting supporting plate 7 to decline along pallet fluctuating orbit afterwards, and the latter half that makes to lie in the plastic bag above lifting supporting plate loses to rely on and falls, and now plastic bag 35 is converted into right angle from centre, as shown in Figure 8.Afterwards, push away folding cylinder 2 and push away flap bracket 29, together with pushing away flap 6, guide rod cylinder 3, depression bar 5, lift air cylinder 4 and along pushing away folding track 30, longitudinally pass backward together, when rolling over rectangular plastic bag 35 when the lip 33 through block 10 and packaging bag packs packaging bag into, be folded into state as shown in Figure 9.Plastic bag after doubling is pushed away flap 6 and is pushed into after the inner chamber of packaging bag 19, pallet cylinder 22 pulls packaging bag pallet 20 to fall, then clamping output cylinder 13 pulls gripper clamp bracket 14 to move forward, and when gripper clamp lower jaw 17 extend into below the rear end of packaging bag 19, gripper cylinder 15 promotes gripper clamp lower jaw and moves down the rear end of packaging bag is clamped.The cylinder of clamping output afterwards 13 promotes gripper clamp bracket 14 and slides backward, and makes gripper clamp that packaging bag is transported to desired location.
Claims (6)
1. plastic bag doubling dress chartered plane, comprises frame, it is characterized in that: in described frame, be also provided with doubling charging apparatus, opening device for spreading, clamping output unit; Described doubling charging apparatus by pushing away flap bracket, pressure lever mechanism, push away flap, lifting supporting plate forms, pushing away flap bracket is slidably arranged in frame, described pushing away between flap bracket and frame is connected with cylinder, push away the rear side that flap pushes away flap bracket described in being arranged on, pressure lever mechanism is arranged on the upside that pushes away flap bracket, described lifting supporting plate is slidably arranged in below the rear side that pushes away flap, between lifting supporting plate and frame, is connected cylinder; Described opening device for spreading comprises: packaging bag pallet, block, sucking disc mechanism, fagging swinging gear, packaging bag pallet is slidably mounted on the rear portion of frame, between frame and packaging bag pallet, be connected cylinder, block is arranged on the front side frame of described packaging bag pallet, and sucking disc mechanism is arranged on the frame top that packaging bag pallet is corresponding; Described clamping output unit comprises: on gripper clamp bracket, described gripper clamp bracket, gripper clamp is installed, the both sides of gripper clamp bracket are slidably connected in frame, between frame and gripper clamp bracket, is connected cylinder.
2. plastic bag doubling according to claim 1 fills chartered plane, it is characterized in that: described pressure lever mechanism comprises a kind of guide rod cylinder, in guide rod cylinder, connect depression bar, described in guide rod cylinder is connected to, push away the upside of flap bracket, push away between flap bracket and guide rod cylinder and be connected with cylinder.
3. plastic bag doubling according to claim 1 fills chartered plane, it is characterized in that: described fagging swinging gear is by fagging support, two gears that the number of teeth is identical, cylinder, fagging and fagging rotating shaft form, two gears are intermeshing and rotate and be arranged on described fagging support, the profile of fagging is " P " font, two mutual correspondences of fagging are arranged on respectively on two gears, between the bottom of described two faggings or two gears, connect telescopic cylinder, described fagging support is connected in fagging rotating shaft, fagging rotating shaft is rotated and is arranged in frame, rotating shaft is connected with rack-mounted cylinder by rocking arm.
4. plastic bag doubling wrapping machine according to claim 1, it is characterized in that: described packaging bag pallet is " dustpan " shape, and three edge breaks rise, the one side of not turning up with push away before and after flap corresponding, corresponding up and down with described block, described packaging bag pallet slides up and down and is arranged in frame.
5. plastic bag doubling dress chartered plane according to claim 1, is characterized in that: described sucking disc mechanism comprises a kind of cylinder, and cylinder is arranged on the upper methods, rack that described packaging bag pallet is corresponding, and the other end of cylinder is installed sucker.
6. plastic bag doubling according to claim 1 fills chartered plane, it is characterized in that: described gripper clamp consists of the gripper clamp maxilla that is fixed on the gripper clamp lower jaw below gripper clamp bracket and is located at gripper cylinder cylinder rod end, and gripper cylinder is arranged on gripper clamp bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410182915.9A CN103935567B (en) | 2014-05-04 | 2014-05-04 | Plastic bag doubling dress chartered plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410182915.9A CN103935567B (en) | 2014-05-04 | 2014-05-04 | Plastic bag doubling dress chartered plane |
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| Publication Number | Publication Date |
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| CN103935567A true CN103935567A (en) | 2014-07-23 |
| CN103935567B CN103935567B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410182915.9A Active CN103935567B (en) | 2014-05-04 | 2014-05-04 | Plastic bag doubling dress chartered plane |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105173255A (en) * | 2015-09-21 | 2015-12-23 | 珠海市德燊环保包装有限公司 | Bag taking device of sealing and cutting machine |
| WO2016019771A1 (en) * | 2014-08-08 | 2016-02-11 | 王秀来 | Plastic bag packing machine |
| CN106142680A (en) * | 2016-08-22 | 2016-11-23 | 王根乐 | Plastic bag punching machine pocket creasing mechanism |
| CN107323747A (en) * | 2017-07-27 | 2017-11-07 | 广东溢达纺织有限公司 | Automatic packaging method |
| CN108893991A (en) * | 2017-03-06 | 2018-11-27 | 浙江绿龙新材料有限公司 | The production method of modified osmosis filtration film base fabric |
| CN109018571A (en) * | 2018-06-21 | 2018-12-18 | 宿松县恒鼎服饰有限公司 | It is a kind of quickly to fold apparatus of laundry and application method |
| CN109367924A (en) * | 2018-11-19 | 2019-02-22 | 钟青平 | A kind of plastic-box packaging machine and its application method |
| CN115817937A (en) * | 2023-01-29 | 2023-03-21 | 山西运政印刷厂 | Automatic test paper bagging machine and bagging method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016019771A1 (en) * | 2014-08-08 | 2016-02-11 | 王秀来 | Plastic bag packing machine |
| CN105173255A (en) * | 2015-09-21 | 2015-12-23 | 珠海市德燊环保包装有限公司 | Bag taking device of sealing and cutting machine |
| CN106142680A (en) * | 2016-08-22 | 2016-11-23 | 王根乐 | Plastic bag punching machine pocket creasing mechanism |
| CN108893991A (en) * | 2017-03-06 | 2018-11-27 | 浙江绿龙新材料有限公司 | The production method of modified osmosis filtration film base fabric |
| CN107323747A (en) * | 2017-07-27 | 2017-11-07 | 广东溢达纺织有限公司 | Automatic packaging method |
| CN109018571A (en) * | 2018-06-21 | 2018-12-18 | 宿松县恒鼎服饰有限公司 | It is a kind of quickly to fold apparatus of laundry and application method |
| CN109367924A (en) * | 2018-11-19 | 2019-02-22 | 钟青平 | A kind of plastic-box packaging machine and its application method |
| CN115817937A (en) * | 2023-01-29 | 2023-03-21 | 山西运政印刷厂 | Automatic test paper bagging machine and bagging method thereof |
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|---|---|
| CN103935567B (en) | 2016-03-09 |
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