CN201597203U - Full-automatic paper tubing machine - Google Patents
Full-automatic paper tubing machine Download PDFInfo
- Publication number
- CN201597203U CN201597203U CN2009203520125U CN200920352012U CN201597203U CN 201597203 U CN201597203 U CN 201597203U CN 2009203520125 U CN2009203520125 U CN 2009203520125U CN 200920352012 U CN200920352012 U CN 200920352012U CN 201597203 U CN201597203 U CN 201597203U
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- China
- Prior art keywords
- paper
- rotating disk
- paper tube
- rotation mandrel
- mandrel
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- Expired - Lifetime
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Abstract
The utility model discloses a full-automatic paper tubing machine, which comprises a rotary mandrel, a damping device, a driving traction device, a machine seat and a roll-opening gluing machine frame. The rotary mandrel is used for rotating and winding paper slips to form continuous paper tubes; a damper wheel of the damping device acts on the rotary mandrel and is used for leading the paper slips rotating and being wound on the rotary mandrel to be firmly adhered onto the same; the driving traction device is sleeved on the rotary mandrel, rotates synchronously with the rotary mandrel, and drives the paper tubes formed on the rotary mandrel to be continuously led out from one end of the rotary mandrel; the machine seat is used for supporting the rotary mandrel and the driving traction device; and a plurality of paper rolls, guide and tension control devices, gluing devices and paper separating racks are sequentially disposed from one end of the roll-opening gluing machine frame in a staggering manner, and the roll-opening gluing machine frame is used for leading paper slips on the plurality of paper rolls, after being staggered and adhesively connected, to rotate and to be wound on the rotary mandrel. The machine can realize fully automatic and continuous paper tube production and improves production efficiency. Additionally, special-shaped paper tubes with different shapes, specification and models can be produced by changing rotary mandrel with different shapes and models.
Description
Technical field
The utility model relates to a kind of paper tube machine, the particularly a kind of paper tube machine that can automatically produce paper tube continuously.
Background technology
The packaging paper product material is as environmental material, because of it can replace wood package materials in a lot of occasions, and can under natural environment, degrade, also can reclaim, regeneration, this is for saving the forest reserves, reduce environmental pollution, implementing fundamental state policy recycling, sustainable development has significance.Various special-shaped paper tubes play a significant role in a lot of paper package products, as: in the making of packing case and paper pallet, connect each tabular component, simultaneously all right enhanced products, the compression strength and the counter-bending ability of pallet, packing case are significantly promoted, even meet or exceed the strength level of Wooden package product, realize with paper for wood.
Present domestic most producers make paper tube, and production process generally adopts a tubing, a tubing batch production mode, still have nothing to do in paper tube automation, quantity-produced report, and production efficiency is very low, spillage of material is big, manufacturing cost is higher.Along with the raising of China's labor cost, it is outstanding that this problem shows especially.
The utility model content
In order to solve problems of the prior art, the purpose of this utility model provides a kind of efficient, low energy consumption, fully automatic paper tube machine cheaply.
To achieve these goals, the utility model has adopted following technical scheme: a kind of fully automatic paper tube machine comprises: be used for the rotation mandrel that spiral twines paper slip and forms continuous paper tube;
Damping wheel acts on the described rotation mandrel, is used to make be spirally wound on rotate the damping unit that the paper slip on the mandrel cements;
Be sheathed on the described rotation mandrel, rotate synchronously, and drive the driving draw-gear that the paper tube that forms on the rotation mandrel is constantly derived an end of described rotation mandrel with described rotation mandrel;
The support that is used to support described rotation mandrel and drives draw-gear;
Shift to install the uncoiling gluing frame of a plurality of paper rolls, guiding and tenslator, glue spreading apparatus and paper separation shelf successively from an end, be used to make paper slip on a plurality of paper rolls bonding rear screw that interlaces to be wrapped in described rotation mandrel.As preferably, described support comprises two the first relative frameworks and second framework;
Described driving draw-gear is arranged in described first framework, described driving draw-gear comprises first rotating disk and is arranged on the driving carry-over pinch rolls of a plurality of synchronous rotations on the described first rotating disk card, described driving carry-over pinch rolls respectively with described rotation mandrel on the paper tube outer wall join, be used for paper tube is constantly derived;
A plurality of first gears that are provided for supporting described first rotating disk on described first framework and are meshed with the gear ring that is provided with on the excircle of described first rotating disk;
In described second framework second rotating disk is set, is provided for a plurality of second gears that support described second rotating disk and be meshed on described second framework with the excircle of described second rotating disk;
First end of described rotation mandrel is fixedly connected on described second rotating disk, and the other end of described rotation mandrel is a free end, is arranged in described first rotating disk.
As preferably, one of them described first gear and one second gear corresponding with it are respectively first driven wheel and second driven wheel, and described first driven wheel and second driven wheel are sheathed on the same driving shaft.
As preferably, on described first rotating disk support is set, described a plurality of driving carry-over pinch rolls are connected with described first rotating disk by support; If a plurality of driving carry-over pinch rolls are installed on the same side of support, because distance is too near each other, may interacts when mounted and have certain problem, therefore a plurality of driving carry-over pinch rolls are installed in respectively on two sides of described support.
As preferably, the middle part of the excircle of described first rotating disk is provided with a circle flange, and a plurality of positioners that are used for locating flange are set on described first framework, to prevent first rotating disk axial displacement takes place in rotation process.
As preferably, described positioner is four, lays respectively at the middle inside of four housings of first framework.
As preferably, the shape of cross section of described rotation mandrel is square, and described driving carry-over pinch rolls are four, are separately positioned on relatively in twos on two sides of described support.
As preferably, the shape of cross section of described rotation mandrel is triangle or hexagon, and described driving carry-over pinch rolls are three, adopts the form of 3 legs of the tripod to install.
As preferably, the shape of cross section of described rotation mandrel is circular or oval, and described driving carry-over pinch rolls are the waist drum shape, adopts the form of matrix pair roller to install.
As preferably, the utility model also comprises the synchronous cutting device that is used to cut paper tube, and described synchronous cutting device is arranged on the direction that first framework and the outer paper tube of first rotating disk draw.
As preferably, described guiding and tenslator comprise a plurality of guiding and tension brackets that are vertically installed on the described uncoiling gluing frame; Described each guiding and tension bracket comprise two relative frameworks and are arranged at the many elastic pressure bars that the row of two between two frameworks are parallel to each other.
As preferably, the two ends of described every elastic pressure bar are connected on two connecting rods, and two connecting rods are connected with described two frameworks respectively.
As preferably, make things convenient in order to lead paper, described every elastic pressure bar all disconnects a slit from the middle part, thereby makes every elastic pressure bar separated into two parts.
As preferably, described glue spreading apparatus is two and is obliquely installed the gluing frame with equal angular that the structure of described gluing frame is identical with described guiding and tension bracket structure.
As preferably, described paper separation shelf is that a plurality of spaces of row are set in parallel in the cylinder on the described uncoiling gluing frame, and the paper on each paper roll is passed through between different cylinders respectively, and can be not inter-adhesive.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model fully automatic paper tube function realizes producing automatically, continuously paper tube.Tubing of available technology adopting, a tubing batch production mode need take workman 7-9 people, and speed of production is 2-4m/min; And adopt the utility model fully automatic paper tube machine only to need operating personnel 1-2 people, and speed of production is 18-24m/mim, production capacity and efficiency obviously improve.
2, but the utility model fully automatic paper tube machine utilizes a special-shaped paper tube that production difformity, specifications and models are set, and the rotation mandrel that only needs to change difformity, model gets final product.
3, the utility model can eliminate manually-operated intrinsic artificial difference to the negative effect of product quality, no matter be the quality in kind of product, or the qualification rate quality index of product all has significantly and promotes.
Description of drawings
Fig. 1 is the integrally-built schematic perspective view of the utility model fully automatic paper tube machine.
Fig. 2 is the integrally-built schematic perspective view of another direction of the utility model fully automatic paper tube machine.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the rearview of Fig. 1.
Fig. 5 is the vertical view of Fig. 1.
Fig. 6 is that the A-A of Fig. 5 is to profile.
Fig. 7 is that the B-B of Fig. 5 is to profile.
Fig. 8 is that the C-C of Fig. 5 is to profile.
Fig. 9 is the guiding of the utility model fully automatic paper tube machine and the structural representation of guiding in the tenslator and tension bracket.
Description of symbols
The 101-first framework 102-second framework
The 103-first gear 104-second gear
The 105-second driven wheel 106-second rotating disk
107-second motor
2 rotation mandrel 201-paper tubes
The 301-first rotating disk 302-drives carry-over pinch rolls
The 303-first motor 304-reductor
305-belt 306-support
The 307-first driven wheel 308-gear ring
309-flange 310-positioner
311-resistance roller 312-driving shaft
The 313-shell
4-guiding and tenslator 401-guiding and tension bracket
402-framework 403-elastic pressure bar
405-connecting rod 406-slit
The 5-glue spreading apparatus
6-uncoiling gluing frame
7-paper separation shelf 701-cylinder
8-damping unit 801-damping wheel
The 9-synchronous cutting device
10-material carrier platform 11-paper roll
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail, but not as to qualification of the present utility model.
To shown in Figure 9, the utility model fully automatic paper tube machine comprises as Fig. 1: uncoiling gluing frame 1, support, rotation mandrel 2, damping unit 8 and driving draw-gear.
Described driving draw-gear comprises first rotating disk 301 and is arranged on the driving carry-over pinch rolls 302 of a plurality of synchronous rotations on first rotating disk, 301 cards, as shown in Figure 1 and Figure 2, first motor 303 is connected with reductor 304 by belt 305, reductor 304 is connected with driving carry-over pinch rolls 302, and drives 302 rotations of driving carry-over pinch rolls.
Described support comprises two the first relative frameworks 101 and second framework 102.Described driving draw-gear is arranged in first framework 101, a plurality of first gears 103 that are provided for supporting the gear ring 308 on described first rotating disk, 301 excircles on first framework 101 and are meshed with the excircle of first rotating disk 301.As shown in Figure 1, first gear 103 in the present embodiment is four, is separately positioned on four angles of first framework 101.Second rotating disk 106 is set in second framework 102, be provided for a plurality of second gears 104 of supporting described second rotating disk 106 and being meshed on second framework 102, the set-up mode of second gear 104 in the present embodiment and that being provided with of the quantity and first gear 103 is set is identical with the excircle of described second rotating disk 106.Rotation mandrel 2 is set up between first framework 101 and second framework 102, and first end of rotation mandrel 2 is fixedly connected on described second rotating disk 106, and the other end of described rotation mandrel 2 is a free end, is arranged in described first rotating disk 301.
Uncoiling gluing frame 6 sets gradually paper roll 11, guiding and tenslator 4, glue spreading apparatus 5 and the paper separation shelf 7 of a plurality of dislocation above the one end, the end that uncoiling gluing frame 6 is provided with paper separation shelf 7 is relative with described rotation mandrel 2, best uncoiling gluing frame 6 and rotation mandrel 2 out of plumb, but be inclined to certain angle, so that the paper on the paper roll 11 is wrapped on the rotation mandrel 2 spirally.The dislocation distance that quantity and paper roll 11 are set according to paper roll 11 on the size decision uncoiling gluing frame 6 of the wall thickness of the paper tube 201 that will make and caliber, a plurality of paper rolls 11 launch on uncoiling gluing frame 6 successively, several layers of paper slip interlace one by one and enter guiding and tenslator 4, guiding and tenslator 4 can prevent that paper roll 11 from launching arbitrarily, and guarantee that the paper slip between rotation mandrel 2 and guiding and the tenslator 4 has certain force of strain, and not lax, do not influence the winding of paper slip on rotation mandrel 2.And guarantee after one group of paper slip behind guiding and the tenslator 4 enters glue spreading apparatus 5 respectively, to finish single spreading, in order to prevent adhesion mutually between one group of paper slip behind the gluing, paper separation shelf 7 is set behind the glue spreading apparatus 5, make one group of paper slip behind the single spreading pass through paper separation shelf 7 respectively, misplace then compound after, be wrapped on the rotation mandrel 2 by the angle of determining.When the one group of paper slip that scribbles glued membrane is wrapped on the rotation mandrel 2 by the angle of determining, in order to prevent that paper slip is lax on rotation mandrel 2, the damping unit 8 relative with rotating mandrel 2 is set between first framework 101 and second framework 102, one group of paper slip firmly is adhered on the rotation mandrel 2, forms spiral paper tube 201.
In order to make the paper tube 201 that on rotation mandrel 2, forms be broken away from rotation mandrel 2 by traction continuously, and the follow-up paper slip group that scribbles glued membrane ceaselessly is wound on rotation mandrel 2 and is combined into new paper tube 201, first rotating disk 301 and rotation mandrel 2 need rotation synchronously, and the driving carry-over pinch rolls 302 of a plurality of synchronous rotations on first rotating disk 301 respectively with rotation mandrel 2 free ends on the outer wall of the paper tube 201 of drawing join paper tube 201 constantly derived; Just a plurality of driving carry-over pinch rolls 302 are not only wanted rotation, also will on first rotating disk 301, rotate, so a plurality of driving carry-over pinch rolls 302 of clamping paper tube 201 just can not make paper tube 201 distortions with 2 rotations of rotation mandrel also it constantly can be pulled out with first rotating disk 301.
Therefore because an end of rotation mandrel 2 is fixed on second rotating disk 106, as long as first rotating disk 301 and second rotating disk 106 rotation synchronously just can reach and rotate mandrel 2 and first rotating disk 301 rotates synchronously.For first rotating disk 301 and second rotating disk are rotated synchronously, as shown in Figure 2, one of them first gear and one second gear corresponding with it are respectively first driven wheel 307 and second driven wheel 105, first driven wheel 307 and second driven wheel 105 are sheathed on the same driving shaft 312, and driving shaft 312 is connected with the output shaft of second motor 107.Therefore second driven wheel 105 and second motor, 107 drive first rotating disks 301 and second rotating disk rotate synchronously.
As shown in Figure 1, on described first rotating disk 301 support 306 is set, a plurality of driving carry-over pinch rolls 302 are connected with first rotating disk 301 by support 306; If a plurality of driving carry-over pinch rolls 302 are installed on the same side of support 306, because distance is too near each other, may interact when mounted and have certain problem, therefore a plurality of driving carry-over pinch rolls 302 can be installed in respectively on two sides of support 306.
As shown in Figure 1 and Figure 2, the middle part of the excircle of first rotating disk 301 is provided with a circle flange 309, a plurality of first rotating disks 301 that prevent are set on first framework 101 positioner 310 that axial displacement is used for locating flange 309 takes place in rotation process, as can be seen from the figure, each positioner 310 comprises two shells 313 that are held on two the resistance rollers 311 outside the flange 309 and are used to support resistance roller 311, the quantity that is provided with of positioner 310 is four in the present embodiment, lays respectively at the middle inside of four housings of first framework.One side of the excircle upper flange 309 of first rotating disk 301 is provided with a circle gear ring 308, and described gear ring 308 is meshed with a plurality of first gears 103.
The utility model can be produced the paper tube of multiple shape and caliber, as long as change the shape and size of rotation mandrel 2 as required.When producing square paper tube, the shape of cross section of rotation mandrel 2 is square, and driving carry-over pinch rolls 302 is four, is separately positioned on relatively in twos on two sides of described support.As shown in Figure 1 and Figure 2, wherein two driving carry-over pinch rolls 302 are oppositely arranged on first disk 301 up and down on the side of outside, and as shown in Figure 8, two other drives carry-over pinch rolls about 302 and is oppositely arranged on first disk 301 on the side of inside.
When producing triangle or hexagon paper tube, the shape of cross section of rotation mandrel 2 is triangle or hexagon, and driving carry-over pinch rolls 302 is three, adopts the form of 3 legs of the tripod to install.
When producing circular or oval paper tube, the shape of cross section of rotation mandrel 2 is circular or oval, and described driving carry-over pinch rolls 302 are the waist drum shape, adopts the form of matrix pair roller to install.
Certainly paper tube can also be other shape except that above-mentioned shape, and the shape that drives carry-over pinch rolls 302 matches with the paper tube shape, constantly pulls out from rotation mandrel 2 as long as can play the traction drive paper tube.
The utility model also comprises synchronous cutting device 9, and synchronous cutting device 9 is arranged on the direction that first framework 101 and first rotating disk, 301 outer paper tubes draw, and is used to cut off paper tube.
As shown in Figure 9, guiding and tenslator 4 comprise a plurality of guiding and tension brackets 401 that are vertically installed on the described uncoiling gluing frame 6; Each guiding and tension bracket 401 include two relative frameworks 402 and are arranged at the many elastic pressure bars 403 that the row of two between two frameworks 402 are parallel to each other.The two ends of every elastic pressure bar 403 are connected on two connecting rods 405, and two connecting rods 405 are connected with two frameworks 402 respectively.As a kind of optimal way, convenient in order to lead paper, every elastic pressure bar 403 all disconnects a slit 406 from the middle part, thereby makes every elastic pressure bar 403 separated into two parts.
Claims (10)
1. a fully automatic paper tube machine is characterized in that, comprising:
Be used for the rotation mandrel that spiral twines paper slip and forms continuous paper tube;
Damping wheel acts on the described rotation mandrel, is used to make be spirally wound on rotate the damping unit that the paper slip on the mandrel cements;
Be sheathed on the described rotation mandrel, rotate synchronously, and drive the driving draw-gear that the paper tube that forms on the rotation mandrel is constantly derived an end of described rotation mandrel with described rotation mandrel;
The support that is used to support described rotation mandrel and drives draw-gear;
Shift to install the uncoiling gluing frame of a plurality of paper rolls, guiding and tenslator, glue spreading apparatus and paper separation shelf successively from an end, be used to make paper slip on a plurality of paper rolls bonding rear screw that interlaces to be wrapped in described rotation mandrel.
2. fully automatic paper tube machine according to claim 1 is characterized in that,
Described support comprises two the first relative frameworks and second framework;
Described driving draw-gear is arranged in described first framework, described driving draw-gear comprises first rotating disk and is arranged on the driving carry-over pinch rolls of a plurality of synchronous rotations on the described first rotating disk card, described driving carry-over pinch rolls respectively with described rotation mandrel on the paper tube outer wall join, be used for paper tube is constantly derived;
A plurality of first gears that are provided for supporting described first rotating disk on described first framework and are meshed with the gear ring that is provided with on the excircle of described first rotating disk;
In described second framework second rotating disk is set, is provided for a plurality of second gears that support described second rotating disk and be meshed on described second framework with the excircle of described second rotating disk;
First end of described rotation mandrel is fixedly connected on described second rotating disk, and the other end of described rotation mandrel is a free end, is arranged in described first rotating disk.
3. fully automatic paper tube machine according to claim 2, it is characterized in that, one of them described first gear and one second gear corresponding with it are respectively first driven wheel and second driven wheel, and described first driven wheel and second driven wheel are sheathed on the same driving shaft.
4. fully automatic paper tube machine according to claim 2 is characterized in that, on described first rotating disk support is set, and described a plurality of driving carry-over pinch rolls are connected with described first rotating disk by support; And a plurality of driving carry-over pinch rolls are installed in respectively on two sides of described support.
5. fully automatic paper tube machine according to claim 2, it is characterized in that, the middle part of the excircle of described first rotating disk is provided with a circle flange, and a plurality of positioners that are used for locating flange are set on described first framework, to prevent first rotating disk axial displacement takes place in rotation process.
6. fully automatic paper tube machine according to claim 5 is characterized in that described positioner is four, lays respectively at the middle inside of four housings of first framework.
7. according to each described fully automatic paper tube machine among the claim 1-6, it is characterized in that the shape of cross section of described rotation mandrel is square, described driving carry-over pinch rolls are four, are separately positioned on relatively in twos on two sides of described support.
8. according to each described fully automatic paper tube machine among the claim 1-6, it is characterized in that the shape of cross section of described rotation mandrel is triangle or hexagon, described driving carry-over pinch rolls are three, adopt the form of 3 legs of the tripod to install.
9. according to each described fully automatic paper tube machine among the claim 1-6, it is characterized in that the shape of cross section of described rotation mandrel is circular or oval, described driving carry-over pinch rolls are the waist drum shape, adopt the form of matrix pair roller to install.
10. according to each described fully automatic paper tube machine among the claim 1-6, it is characterized in that described guiding and tenslator comprise a plurality of guiding and tension brackets that are vertically installed on the described uncoiling gluing frame; Described each guiding and tension bracket comprise two relative frameworks and are arranged at the many elastic pressure bars that the row of two between two frameworks are parallel to each other; The two ends of described every elastic pressure bar are connected on two connecting rods, and two connecting rods are connected with described two frameworks respectively; Described glue spreading apparatus is two and is obliquely installed the gluing frame with equal angular that the structure of described gluing frame is identical with described guiding and tension bracket structure; Described paper separation shelf is that a plurality of spaces of row are set in parallel in the cylinder on the described uncoiling gluing frame, and the paper on each paper roll is passed through between different cylinders respectively, and can be not inter-adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203520125U CN201597203U (en) | 2009-12-29 | 2009-12-29 | Full-automatic paper tubing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203520125U CN201597203U (en) | 2009-12-29 | 2009-12-29 | Full-automatic paper tubing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201597203U true CN201597203U (en) | 2010-10-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203520125U Expired - Lifetime CN201597203U (en) | 2009-12-29 | 2009-12-29 | Full-automatic paper tubing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201597203U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101722683B (en) * | 2009-12-29 | 2012-02-08 | 青岛众和恒业蜂窝纸板制品有限公司 | Fully automatic paper tube machine |
| CN105398091A (en) * | 2015-12-04 | 2016-03-16 | 王群 | Equipment for processing N-edge-shaped paper tubes |
| CN109895456A (en) * | 2019-03-19 | 2019-06-18 | 东莞市铭博自动化设备有限公司 | A kind of paper suction pipe shaping packaging all-in-one machine |
| CN109986843A (en) * | 2019-04-23 | 2019-07-09 | 武汉友发包装科技有限公司 | A kind of production line and its production technology of adhesive tape paper tube |
| CN110341237A (en) * | 2019-08-03 | 2019-10-18 | 广东金玉兰包装机械有限公司 | Full-automatic multi-layer paper tube manufacturing equipment |
| CN112277388A (en) * | 2020-09-16 | 2021-01-29 | 青岛科技大学 | Automatic processing and packaging device for squeezable paper straws |
-
2009
- 2009-12-29 CN CN2009203520125U patent/CN201597203U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101722683B (en) * | 2009-12-29 | 2012-02-08 | 青岛众和恒业蜂窝纸板制品有限公司 | Fully automatic paper tube machine |
| CN105398091A (en) * | 2015-12-04 | 2016-03-16 | 王群 | Equipment for processing N-edge-shaped paper tubes |
| CN105398091B (en) * | 2015-12-04 | 2019-02-22 | 王群 | A kind of equipment for processing the side " N " shape paper tube |
| CN109895456A (en) * | 2019-03-19 | 2019-06-18 | 东莞市铭博自动化设备有限公司 | A kind of paper suction pipe shaping packaging all-in-one machine |
| CN109895456B (en) * | 2019-03-19 | 2024-02-02 | 东莞市铭博自动化设备有限公司 | Paper straw shaping packaging all-in-one |
| CN109986843A (en) * | 2019-04-23 | 2019-07-09 | 武汉友发包装科技有限公司 | A kind of production line and its production technology of adhesive tape paper tube |
| CN110341237A (en) * | 2019-08-03 | 2019-10-18 | 广东金玉兰包装机械有限公司 | Full-automatic multi-layer paper tube manufacturing equipment |
| CN110341237B (en) * | 2019-08-03 | 2024-03-22 | 广东金玉兰包装机械有限公司 | Full-automatic multi-layer paper tube manufacturing equipment |
| CN112277388A (en) * | 2020-09-16 | 2021-01-29 | 青岛科技大学 | Automatic processing and packaging device for squeezable paper straws |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101006 Effective date of abandoning: 20091229 |