CN209534336U - The hot-forming structure of regenerated plastics woven bag - Google Patents
The hot-forming structure of regenerated plastics woven bag Download PDFInfo
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- CN209534336U CN209534336U CN201920168337.1U CN201920168337U CN209534336U CN 209534336 U CN209534336 U CN 209534336U CN 201920168337 U CN201920168337 U CN 201920168337U CN 209534336 U CN209534336 U CN 209534336U
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- fixed
- roller
- conveying
- accommodating
- woven bag
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Abstract
The hot-forming structure of regenerated plastics woven bag belongs to regenerated plastics woven bag technical field of producing, including in the fixed plate being vertically arranged and the supply assembly, conveying component, hot pressing component and the rewinding component that are fixed in fixed plate;Supply assembly includes two feed rollers, feed roller is articulated in fixed plate along same vertical line, conveying component includes that deflecting roller group closes guide roller group, deflecting roller group is fixed between feed roller, guide roller group is fixed on feed roller side, hot pressing component is fixed on guide roller group side, hot pressing component includes the first driving motor, eccentric wheel, accommodating box, connecting rod, melts device and positioned at melting melting by platform below device, rewinding component is fixed on hot pressing component side, and rewinding component includes the second driving motor and material receiving roller.The utility model melts the multiple hot pressing of material progress in conveying by melting pumping for device, improves the sealing edge quality and yields of material.
Description
Technical field
The utility model relates to regenerated plastics woven bag technical field of producing, compile more particularly, to regenerated plastics
Knit the hot-forming structure of bag.
Background technique
The technological process of production of regenerated plastics woven bag is approximately as by degradable polyolefin resin film blow molding extruding shape
At flat filament be knitted to form the regenerated plastics woven bag material of winding shape, then two layers of regenerated plastics woven bag material is overlapped one
It rises, by two sides suture or heat pressure adhesive, obtains uncut Polywoven Bag semi-finished product, last edge sealing is cut out to obtain finished product
Polywoven Bag.During heat pressure adhesive, existing heat pressing process generallys use one step press, is easier edge sealing pressure occur
It closes region and stays bladdery bad phenomenon, therefore, existing hot extrusion briquetting technique has that hot pressing is not sufficiently stable.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides the hot-forming knot of regenerated plastics woven bag
Structure, to solve the problems, such as existing in the prior art hot-forming be not sufficiently stable.
The hot-forming structure of regenerated plastics woven bag, including in be vertically arranged fixed plate 1, supply assembly, conveying component,
Hot pressing component and rewinding component, the supply assembly, the conveying component, the hot pressing component and the rewinding component
It is both secured on the one side of the fixed plate and is sequentially distributed along one end of the fixed plate towards other end direction;
It is in horizontally disposed feed roller 201 that the supply assembly, which includes two, the feed roller 201 and the fixed plate 1
One side pivot joint be connected, the feed roller 201 is arranged above and below along same vertical line, the conveying component include for plastics compile
Knit the deflecting roller group of bag material deflecting and the guide roller group for the horizontal conveying of Polywoven Bag material, the deflecting roller group
In middle position between the feed roller 201, the deflecting roller group and the guide roller group are along same horizontal line or so etc.
Height arrangement, it is in horizontally disposed first conveying roller 301 that the deflecting roller group, which includes two, and first conveying roller 301 is along same
Vertical line is arranged above and below, and first conveying roller 301 is connected with the pivot joint of the one side of the fixed plate 1, and the guide roller group is solid
Due to deflecting roller group side, it is in horizontally disposed second conveying roller 302 that the guide roller group, which includes two, and described second is defeated
Material roller 302 is arranged above and below along same vertical line, and second conveying roller 302 is connected with the pivot joint of the one side of the fixed plate 1, institute
It states between 301 side of the first conveying roller and is respectively formed between 302 side of the second conveying roller logical for Polywoven Bag material
The conveying gap crossed;
The hot pressing component includes accommodating box 401, is fixed in the accommodating box 401 and for driving accommodating box 401
The eccentric wheel 402 of lower movement, the first driving motor for driving the eccentric wheel 402 to rotate, connecting rod 403, sleeve 404,
Melt device and be fixed on it is described melt melting by platform 409 immediately below device, first driving motor is fixed on the fixation
On the one side of plate 1, the shaft of first driving motor is fixedly connected with the axis hole of the eccentric wheel 402, the accommodating box
401 are connected to form in horizontally disposed level board section and one in the vertical plate section being vertically arranged by two, the vertical plate section
One end be fixedly connected with one end of the level board section, one end of the other end of the vertical plate section and another level board section is solid
Fixed connection, the vertical plate section and the level board section surround semi-enclosed accommodating cavity, and the eccentric wheel 402 is fixed on institute
It states in accommodating cavity, the eccentric wheel 402 is in cam end side wall and the accommodating cavity far from 402 axle center of eccentric wheel
Bottom wall movable contact, one end of the connecting rod 403 are fixedly connected with the bottom surface of the accommodating box 401, the connecting rod 403
The other end is fixedly connected with the device that melts, the one side wall of the sleeve 404 be fixedly connected with the one side wall of the fixed plate 1 and
It is melted between device and the accommodating box 401 positioned at described, 403 activity of connecting rod passes through on the sleeve 404, the sleeve
404 with the connecting rod 403 be in clearance fit;
The device that melts includes accommodating shell 405, the temperature controller being fixed in the accommodating shell 405 and being fixed on
Accommodating 405 bottom wall of shell melt block 407 and it is several be fixed on the electrical bar 408 melted in block 407, it is described
Temperature controller is fixed on the inner sidewall of the accommodating shell 405, the temperature-sensing pipe of the temperature controller and the interior bottom for melting shell
Wall contact fitting, for the block 407 that melts in cuboid shape, the one side wall for melting block 407 is equipped with several and electrical bar
408 corresponding accommodating slots, the electrical bar 408, which plugs, to be fixed in the accommodating slot, the bottom surface two for melting block 407
Side, which is fixed with, melts item 410, and the item 410 that melts is corresponded with regenerated plastics woven bag material two sides, described to melt by platform
409 are fixed on the one side of the fixed plate 1, and the bottom surface for melting item 410 is formed with described melt by 409 top surface of platform
For melting the gap of melting for pressing two layers of regenerated plastics woven bag material, the temperature controller electrically connects with the electrical bar 408
It connects;
The rewinding component includes material receiving roller 501, the second driving motor for driving the material receiving roller 501 to rotate, institute
It states the second driving motor to be fixed on the one side of the fixed plate 1, the shaft of second driving motor and the material receiving roller
501 shafts are fixedly connected.
Optionally, 201 both ends of feed roller, wherein 301 both ends of the first conveying roller, wherein one described second
302 both ends of conveying roller and 501 both ends of the material receiving roller are respectively and fixedly provided with limit plate.
Optionally, the temperature controller is WHD-300B type thermosistor;
The electrical bar 408 is BST-m type single head heating tube.
Optionally, the temperature adjustment axis of the temperature controller stretches out outside the accommodating shell 405, is arranged and is fixed on the temperature adjustment axis
Thermoregulation knob 406.
Optionally, described to melt block 407 and 405 bottom surface of accommodating shell is made of aluminum alloy material.
Optionally, shaft one end of the feed roller 201 be fixed with the shaft thread of the feed roller 201 cooperation and
Deceleration bolt for avoiding 201 inertia of feed roller from rotating, one end of the convex edge of the deceleration bolt and the feed roller 201
Face contact fitting.
The beneficial effects of the utility model are:
The hot-forming structure of regenerated plastics woven bag drives accommodating box to move up and down by the eccentric wheel in hot pressing component,
It pumps to which block is melted in drive, the rewinding of the conveying and rewinding component that cooperate conveying component makes two layers of regenerated plastics
Woven bag material melts that block can quantify, to repeat hot pressing to same hot pressing region in multiple times viscous uniformly across hot pressing component
It closes, to keep hot pressing region firm, improves yields and hot pressing stability.
Detailed description of the invention
It is practical to this below in conjunction with attached drawing in order to keep the purpose of this utility model, technical solution and advantage clearer
It is novel to be described in further detail, in which:
Fig. 1 is the overall structure diagram of the hot-forming structure of regenerated plastics woven bag provided by the utility model;
Fig. 2 is that the structure of hot pressing component described in the hot-forming structure of regenerated plastics woven bag provided by the utility model is shown
It is intended to;
Fig. 3 is the side view knot that block is melted described in the hot-forming structure of regenerated plastics woven bag provided by the utility model
Composition.
In figure:
1, fixed plate;201, feed roller;301, the first conveying roller;302, the second conveying roller;401, accommodating box;402, partially
Heart wheel;403, connecting rod;404, sleeve;405, shell is accommodated;406, thermoregulation knob;407, block is melted;408, electrical bar;409,
It melts by platform;410, item is melted;501, material receiving roller.
Specific embodiment
The technical solution of the utility model is further illustrated by specific embodiment with reference to the accompanying drawing.
As shown in Figure 1-Figure 3, the utility model the following technical schemes are provided:
The hot-forming structure of regenerated plastics woven bag, including in be vertically arranged fixed plate 1, supply assembly, conveying component,
Hot pressing component and rewinding component, supply assembly, conveying component, hot pressing component and rewinding component are both secured to fixed plate
It is sequentially distributed on one side and along one end of fixed plate towards other end direction;Supply assembly includes two in horizontally disposed
Feed roller 201, feed roller 201 are connected with the pivot joint of the one side of fixed plate 1, and feed roller 201 is arranged above and below along same vertical line, defeated
Expect that component includes the deflecting roller group for Polywoven Bag material deflecting and the guiding for the horizontal conveying of Polywoven Bag material
Roller group, deflecting roller group is in middle position between feed roller 201, and deflecting roller group and guide roller group are along same horizontal line or so
Contour arrangement, it is in horizontally disposed first conveying roller 301 that deflecting roller group, which includes two, and the first conveying roller 301 is along same vertical line
It is arranged above and below, the first conveying roller 301 is connected with the pivot joint of the one side of fixed plate 1, and guide roller group is fixed on deflecting roller group side, leads
It include two in horizontally disposed second conveying roller 302 to roller group, the second conveying roller 302 is arranged above and below along same vertical line, the
The one side pivot joint of two conveying rollers 302 and fixed plate 1 is connected, between 301 side of the first conveying roller and the second conveying roller 302
The conveying gap passed through for Polywoven Bag material is respectively formed between side;Hot pressing component includes accommodating box 401, is fixed on accommodating
Eccentric wheel 402 in frame 401 and for driving accommodating box 401 to move up and down, the first driving for driving eccentric wheel 402 to rotate
Motor, sleeve 404, melts device and is fixed on and melt melting by platform 409, the first driving electricity immediately below device connecting rod 403
Machine is fixed on the one side of fixed plate 1, and the shaft of the first driving motor is fixedly connected with the axis hole of eccentric wheel 402, accommodating box
401 are connected to form in horizontally disposed level board section and one in the vertical plate section being vertically arranged by two, and the one of vertical plate section
End is fixedly connected with one end of level board section, and the other end of vertical plate section is fixedly connected with one end of another level board section, vertically
Plate section and level board section surround semi-enclosed accommodating cavity, and eccentric wheel 402 is fixed in accommodating cavity, and eccentric wheel 402 is in remote
The bottom wall movable contact of cam end side wall and accommodating cavity from 402 axle center of eccentric wheel, one end of connecting rod 403 and accommodating box
401 bottom surface is fixedly connected, and the other end of connecting rod 403 is fixedly connected with device is melted, the one side wall and fixed plate 1 of sleeve 404
One side wall be fixedly connected and be located at and melt between device and accommodating box 401, the activity of connecting rod 403 passes through on sleeve 404, sleeve
404 with connecting rod 403 be in clearance fit;Melt device include accommodate shell 405, be fixed on accommodating shell 405 in temperature controller,
And be fixed on accommodating 405 bottom wall of shell melt block 407 and it is several be fixed on the electrical bar 408 melted in block 407, temperature
Control device is fixed on the inner sidewall of accommodating shell 405, and the temperature-sensing pipe of temperature controller contacts fitting with the inner bottom wall for melting shell, melts
Block 407 is in cuboid shape, and the one side wall for melting block 407 is equipped with several accommodating slots corresponding with electrical bar 408, electrical bar 408
It plugs and is fixed in accommodating slot, the bottom surface both side for melting block 407, which is fixed with, melts item 410, melts item 410 and regenerated plastics are compiled
It knits bag material two sides to correspond, melts and be fixed on by platform 409 on the one side of fixed plate 1, melt the bottom surface of item 410 and melt
Formed by 409 top surface of platform and press two layers of regenerated plastics woven bag material for melting and melted gap, temperature controller and electrical bar
408 are electrically connected;Rewinding component includes material receiving roller 501, the second driving motor for driving material receiving roller 501 to rotate, and second drives
Dynamic motor is fixed on the one side of fixed plate 1, and the shaft of the second driving motor is fixedly connected with 501 shaft of material receiving roller.
Above to implement, specifically, deflecting roller group and guide roller group are along the contour arrangement of same horizontal line or so, from Fig. 1
It sees, deflecting roller group is located at close to 1 one end position of fixed plate, and guide roller is located at close to 1 center side position of fixed plate, therefore deflecting
Roller group and guide roller group are in left-right situs, and contour arrangement is maintained at regenerated plastics woven bag material during the material conveying process
In same horizontal line, be conducive to unfold regenerated plastics woven bag material;Two feed rollers 201 are arranged above and below in same vertical line,
The regenerated plastics woven bag material for being conducive to two layers of winding shape converges from centre, carries out horizontal deflecting by deflecting roller group, then pass through
The fit-state that guide roller group further stablizes two layers of material is crossed, then reaches hot pressing component, hot pressing component is by the first driving electricity
Machine band movable eccentric wheel 402 rotates, then drives accommodating box 401 to move up and down by the yaw motion of eccentric wheel 402, accommodating box 401
With connecting rod 403 and temperature controller in being fixedly connected, sleeve 404 is used to limit the direction of motion of connecting rod 403, makes connecting rod
403 keep vertical direction to move up and down, therefore melt device and also back and forth move up and down with accommodating box 401, as shown in Fig. 1 melt
As shown in Fig. 2 the state that device pushes melts the state of device lifting;By adjusting the revolving speed of the first driving motor, to adjust
The hot pressing number for the same distance that same time and material pass through can be with when the hot pressing number in same hot pressing region is at 2-3 times
The yields and quality for making two side sealing of woven bag greatly promote, and are then possible to cause because hot pressing time is too long more than 3 times
It melts bad situation to occur, last material is wound by rewinding component is unified, and the conveying power of material is by the on winding component
Two driving motors provide, therefore the conveying speed of material, cooperation heat can be adjusted by adjusting the revolving speed of second driving motor
Component up and down motion frequency is pressed, number is melted in the hot pressing for further adjusting same time, the same area that material passes through, and reaches more
The effect of secondary hot pressing reduces the generation of bad phenomenon to consolidate the quality of edge sealing;First driving motor and the second driving electricity
Phase asynchronous AC driven motor common on the market can be used in machine, and existing frequency converter is cooperated to achieve the effect that speed regulation.
Optionally, 201 both ends of feed roller, wherein one first conveying roller, 301 both ends, wherein one second conveying roller, 302 both ends,
And 501 both ends of material receiving roller are respectively and fixedly provided with limit plate, limit plate is for limiting two layers of material during transportation in the width direction
Displacement, be conducive to avoid misplacing, lead to subsequent sealing edge quality the overlapping conveying of two layers material during transportation
Difference.
Optionally, temperature controller is WHD-300B type thermosistor, and WHD-300B type thermosistor is that one kind is common, is suitable for modeling
The thermosistor that material woven bag edge sealing hot pressing is melted;Electrical bar 408 is BST-m type single head heating tube, and single head heating-pipe structure is simple
Scheme easy to install, suitable for the utility model description.
Optionally, the temperature adjustment axis of temperature controller stretches out outside accommodating shell 405, is arranged on temperature adjustment axis and is fixed with thermoregulation knob 406,
Since temperature is adjusted by the adjustment axis on debugging temperature controller in above-mentioned WHD-300B type thermosistor, for driving adjustment axis
Thermoregulation knob 406 be fixed on accommodating shell 405 outside, be conducive in time adjust melt temperature.
Optionally, it melts block 407 and accommodating 405 bottom surface of shell is made of aluminum alloy material, aluminium alloy has good
Heat-conducting effect, can guarantee that the temperature control of temperature controller is accurate.
Optionally, shaft one end of feed roller 201, which is fixed with, cooperates with the shaft thread of feed roller 201 and for avoiding supplying
Expect the deceleration bolt of 201 inertia of roller rotation, the convex edge of deceleration bolt is bonded with one end face contact of feed roller 201, deceleration bolt
The frictional force that the rotation of feed roller 201 can be increased enables feed roller 201 not influence and rotate with self inertia.
The working principle of the utility model is:
The first driving motor driving eccentric wheel 402 in hot pressing component rotates, and melts device up and down motion, rewinding to drive
The second driving motor in mechanism for two layers of regenerated plastics woven bag material provides conveying power, two layers of material first respectively from
Two feed rollers 201 issue, and successively pass through deflecting roller group, guide roller group and hot pressing component, melting by platform in hot pressing component
409 make two layers material keep horizontality, melt by 409 top of platform melted device continue, it is reciprocal upper and lower to the two of two layers of material
Side hot pressing is melted, and edge sealing is formed, and adjusts hot pressing frequency by adjusting the revolving speed of the first driving motor, by adjusting the second driving
The revolving speed of motor adjusts conveying speed, and the mutual cooperation of hot pressing frequency and conveying speed makes the same hot pressing region of two layers of material
Progress is repeatedly melted, and ensure that the quality of edge sealing, reduces fraction defective.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case where with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (6)
1. the hot-forming structure of regenerated plastics woven bag, it is characterised in that:
Including in fixed plate (1), supply assembly, conveying component, hot pressing component and the rewinding component being vertically arranged, the confession
Material component, the conveying component, the hot pressing component and the rewinding component are both secured on the one side of the fixed plate
And it is sequentially distributed along one end of the fixed plate towards other end direction;
It is in horizontally disposed feed roller (201), the feed roller (201) and the fixed plate that the supply assembly, which includes two,
(1) one side pivot joint is connected, and the feed roller (201) is arranged above and below along same vertical line, and the conveying component includes for modeling
Expect the deflecting roller group of woven bag material deflecting and the guide roller group for the horizontal conveying of Polywoven Bag material, the deflecting
Roller group is in middle position between the feed roller (201), and the deflecting roller group and the guide roller group are along same horizontal line
The contour arrangement in left and right, it is in horizontally disposed first conveying roller (301), first conveying roller that the deflecting roller group, which includes two,
(301) it being arranged above and below along same vertical line, first conveying roller (301) is connected with the pivot joint of the one side of the fixed plate (1),
The guide roller group is fixed on deflecting roller group side, and it is in horizontally disposed second conveying roller that the guide roller group, which includes two,
(302), second conveying roller (302) is arranged above and below along same vertical line, second conveying roller (302) and the fixed plate
(1) one side pivot joint be connected, between the first conveying roller (301) side and second conveying roller (302) side it
Between be respectively formed the conveying gap passed through for Polywoven Bag material;
The hot pressing component includes accommodating box (401), is fixed in the accommodating box (401) and for driving accommodating box (401)
The eccentric wheel (402) of up and down motion, for drive the eccentric wheel (402) rotate the first driving motor, connecting rod (403),
Sleeve (404), melt device and be fixed on it is described melt melting by platform (409) immediately below device, first driving motor is solid
Due on the one side of the fixed plate (1), the shaft of first driving motor and the axis hole of the eccentric wheel (402) are fixed
Connection, the accommodating box (401) are connected in horizontally disposed level board section and one in the vertical plate section being vertically arranged by two
Formed, one end of the vertical plate section is fixedly connected with one end of the level board section, the other end of the vertical plate section with separately
One end of one level board section is fixedly connected, and the vertical plate section and the level board section surround semi-enclosed accommodating cavity, institute
It states eccentric wheel (402) to be fixed in the accommodating cavity, the eccentric wheel (402) is in the separate eccentric wheel (402) axle center
The bottom wall movable contact of cam end side wall and the accommodating cavity, one end and the accommodating box (401) of the connecting rod (403)
Bottom surface be fixedly connected, the other end of the connecting rod (403) is fixedly connected with the device that melts, the one of the sleeve (404)
Side wall is fixedly connected with the one side wall of the fixed plate (1) and melts between device and the accommodating box (401) positioned at described, described
Connecting rod (403) activity passes through on the sleeve (404), and the sleeve (404) and the connecting rod (403) are in clearance fit;
The device that melts includes accommodating shell (405), the temperature controller being fixed in accommodating shell (405) and is fixed on
Described accommodating shell (405) bottom wall melts block (407) and several is fixed on the electrical bar melted in block (407)
(408), the temperature controller is fixed on the inner sidewall of accommodating shell (405), and the temperature-sensing pipe of the temperature controller is melted with described
The inner bottom wall of shell contact fitting, in cuboid shape, the one side wall for melting block (407) is equipped with for described melt block (407)
Several accommodating slots corresponding with the electrical bar (408), the electrical bar (408), which plugs, is fixed in the accommodating slot,
The bottom surface both side for melting block (407), which is fixed with, to be melted item (410), described to melt item (410) and regenerated plastics woven bag object
Expect that two sides correspond, described melt is fixed on the one side of the fixed plate (1) by platform (409), described to melt item (410)
Bottom surface and it is described melt to be formed by platform (409) top surface pressed between two layers of regenerated plastics woven bag material melted for melting
Gap, the temperature controller and the electrical bar (408) are electrically connected;
The rewinding component includes material receiving roller (501), the second driving motor for driving the material receiving roller (501) to rotate, institute
It states the second driving motor to be fixed on the one side of the fixed plate (1), the shaft and the rewinding of second driving motor
Roller (501) shaft is fixedly connected.
2. the hot-forming structure of regenerated plastics woven bag as described in claim 1, it is characterised in that:
Feed roller (201) both ends, wherein the first conveying roller (301) both ends, wherein second conveying roller
(302) both ends and the material receiving roller (501) both ends are respectively and fixedly provided with limit plate.
3. the hot-forming structure of regenerated plastics woven bag as described in claim 1, it is characterised in that:
The temperature controller is WHD-300B type thermosistor;
The electrical bar (408) is BST-m type single head heating tube.
4. the hot-forming structure of regenerated plastics woven bag as claimed in claim 3, it is characterised in that:
The temperature adjustment axis of the temperature controller stretches out the accommodating shell (405) outside, is arranged on the temperature adjustment axis and is fixed with thermoregulation knob
(406)。
5. the hot-forming structure of regenerated plastics woven bag as described in claim 1, it is characterised in that:
It is described to melt block (407) and accommodating shell (405) bottom surface is made of aluminum alloy material.
6. the hot-forming structure of regenerated plastics woven bag as described in claim 1, it is characterised in that:
Shaft one end of the feed roller (201), which is fixed with, to be cooperated with the shaft thread of the feed roller (201) and for avoiding
The deceleration bolt of feed roller (201) inertia rotation, the convex edge of the deceleration bolt and one end face contact of the feed roller (201)
Fitting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920168337.1U CN209534336U (en) | 2019-01-30 | 2019-01-30 | The hot-forming structure of regenerated plastics woven bag |
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Application Number | Priority Date | Filing Date | Title |
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CN201920168337.1U CN209534336U (en) | 2019-01-30 | 2019-01-30 | The hot-forming structure of regenerated plastics woven bag |
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Publication Number | Publication Date |
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CN209534336U true CN209534336U (en) | 2019-10-25 |
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CN201920168337.1U Expired - Fee Related CN209534336U (en) | 2019-01-30 | 2019-01-30 | The hot-forming structure of regenerated plastics woven bag |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113306208A (en) * | 2021-05-14 | 2021-08-27 | 南通高创自动化设备有限公司 | Full-automatic nail saw rack machine |
-
2019
- 2019-01-30 CN CN201920168337.1U patent/CN209534336U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113306208A (en) * | 2021-05-14 | 2021-08-27 | 南通高创自动化设备有限公司 | Full-automatic nail saw rack machine |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 Termination date: 20210130 |
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