CN114670567A - Antibacterial and mildew-proof fiber pen point and preparation method thereof - Google Patents
Antibacterial and mildew-proof fiber pen point and preparation method thereof Download PDFInfo
- Publication number
- CN114670567A CN114670567A CN202210216268.3A CN202210216268A CN114670567A CN 114670567 A CN114670567 A CN 114670567A CN 202210216268 A CN202210216268 A CN 202210216268A CN 114670567 A CN114670567 A CN 114670567A
- Authority
- CN
- China
- Prior art keywords
- fiber
- pen point
- fixed
- antibacterial
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 147
- 238000002360 preparation method Methods 0.000 title claims abstract description 28
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 25
- 230000003449 preventive effect Effects 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims description 39
- 238000003756 stirring Methods 0.000 claims description 22
- 238000002844 melting Methods 0.000 claims description 21
- 230000008018 melting Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 18
- 239000002699 waste material Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 15
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- 239000003242 anti bacterial agent Substances 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 9
- 239000011343 solid material Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 238000012216 screening Methods 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- CHHHXKFHOYLYRE-UHFFFAOYSA-M 2,4-Hexadienoic acid, potassium salt (1:1), (2E,4E)- Chemical compound [K+].CC=CC=CC([O-])=O CHHHXKFHOYLYRE-UHFFFAOYSA-M 0.000 claims description 4
- 241000218631 Coniferophyta Species 0.000 claims description 4
- 241001233242 Lontra Species 0.000 claims description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 4
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 4
- 229960000583 acetic acid Drugs 0.000 claims description 4
- 229920003180 amino resin Polymers 0.000 claims description 4
- 238000000498 ball milling Methods 0.000 claims description 4
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 4
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 4
- 239000000920 calcium hydroxide Substances 0.000 claims description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 4
- 229960003333 chlorhexidine gluconate Drugs 0.000 claims description 4
- YZIYKJHYYHPJIB-UUPCJSQJSA-N chlorhexidine gluconate Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O.C1=CC(Cl)=CC=C1NC(=N)NC(=N)NCCCCCCNC(=N)NC(=N)NC1=CC=C(Cl)C=C1 YZIYKJHYYHPJIB-UUPCJSQJSA-N 0.000 claims description 4
- 239000008367 deionised water Substances 0.000 claims description 4
- 229910021641 deionized water Inorganic materials 0.000 claims description 4
- SWIRFWUEJODNRG-LTCKWSDVSA-L disodium;(2s)-2-[[4-[(2-amino-4-oxo-1h-pteridin-6-yl)methylamino]benzoyl]amino]pentanedioate Chemical compound [Na+].[Na+].C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC([O-])=O)C([O-])=O)C=C1 SWIRFWUEJODNRG-LTCKWSDVSA-L 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000012362 glacial acetic acid Substances 0.000 claims description 4
- PYIDGJJWBIBVIA-UYTYNIKBSA-N lauryl glucoside Chemical compound CCCCCCCCCCCCO[C@@H]1O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1O PYIDGJJWBIBVIA-UYTYNIKBSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000004302 potassium sorbate Substances 0.000 claims description 4
- 229940069338 potassium sorbate Drugs 0.000 claims description 4
- 235000010241 potassium sorbate Nutrition 0.000 claims description 4
- 239000008213 purified water Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920002545 silicone oil Polymers 0.000 claims description 4
- 239000001509 sodium citrate Substances 0.000 claims description 4
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 claims description 4
- 229960002098 sodium folate Drugs 0.000 claims description 4
- 239000000341 volatile oil Substances 0.000 claims description 4
- 238000009960 carding Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000003115 biocidal effect Effects 0.000 claims 1
- 239000003112 inhibitor Substances 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 241000894006 Bacteria Species 0.000 description 6
- 230000009471 action Effects 0.000 description 2
- 239000004599 antimicrobial Substances 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000000843 anti-fungal effect Effects 0.000 description 1
- 229940121375 antifungal agent Drugs 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K1/00—Nibs; Writing-points
- B43K1/12—Writing-points comprising fibres; Felt pads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K15/00—Assembling, finishing, or repairing pens
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses an antibacterial mildew-proof fiber pen point and a preparation method thereof, and relates to the technical field of oil pen production. According to the invention, the mildew preventive is prepared and is blended into the raw material of the fiber pen point, so that the growth and propagation of mildew can be inhibited, the fiber pen point has a certain mildew-proof capability, the problem that the normal writing work of the fiber pen point is influenced by mass propagation of the mildew is avoided, and the service life of the fiber pen point is prolonged.
Description
Technical Field
The invention relates to the technical field of oil pen production, in particular to an antibacterial and mildew-proof fiber pen point and a preparation method thereof.
Background
The main parts used for the production of marking pens at present are fiber pen points, fiber water storage cores and marking pen inks, wherein the fiber pen points are pen points made of polymer materials such as plastics, fibers and the like, and the fiber pen points comprise various types such as oil pens, white board pens, fluorescent pens, sign pens, writing brushes and the like. The following problems exist in the prior art:
1. the conventional fiber pen point has poor mildew resistance, mildew is easily grown on the surface of the fiber pen point, and the normal writing work of the fiber pen point is influenced by the mass propagation of the mildew to be improved;
2. the existing fiber pen point does not have the function of conveniently replacing the pen point, the writing end of the fiber pen point is extremely easy to damage due to the upper limit of durability or falling, the damage of the fiber pen point can often cause the whole damage of a marking pen, and then the pen making material is wasted too much, so that the pen is not environment-friendly.
Disclosure of Invention
The invention provides an antibacterial mildew-proof fiber pen point and a preparation method thereof, and aims to solve the problem that the normal writing work of the fiber pen point is influenced by mass propagation of mildew for the fiber pen point with good mildew-proof performance; wherein another kind of purpose is in order to solve the fibre nib and damage the problem that often can lead to the whole damage of marker to reach the effect that can carry out convenient change to the fibre nib.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
in a first aspect, the invention provides an antibacterial and mildewproof fiber pen point, which comprises a fixed fiber pen point and a movable fiber pen point, a replacing mechanism is arranged at one side of the fixed fiber pen point adjacent to the movable fiber pen point, the replacing mechanism comprises a movable lantern ring, the movable lantern ring is fixedly sleeved on the outer wall of the movable fiber pen point, the fixed lantern ring is fixedly sleeved on the outer wall of the fixed fiber pen point, a connecting square rod is fixedly welded on the right side of the movable lantern ring, a connecting square frame is fixedly welded on the right side of the fixed lantern ring, the right side of the connecting square rod extends into the inner cavity of the connecting square frame, the top of the connecting square frame is fixedly provided with a fixed cylinder, a sealing slide block is connected in the inner cavity of the fixed cylinder in a sliding way, a connecting insert block is fixedly arranged at the bottom of the sealing slide block, the connecting insert block is movably inserted at the top of the connecting square rod, and an insert block driving mechanism is arranged at the top of the fixed lantern ring.
The technical scheme of the invention is further improved as follows: the insert block driving mechanism comprises a connecting seat, an engaging pipe is fixedly installed on the inner wall of the connecting seat, fixed circular plates are fixedly connected to the front side of the engaging pipe, the number of the fixed circular plates is two, an elastic piece I is fixedly installed between the two fixed circular plates, a rubber sealing ring is fixedly connected between the two fixed circular plates, a buffer cushion is arranged on one side, away from each other, of the two fixed circular plates, the buffer cushion comprises an air bag, the air bag is fixedly connected to the outer surface of the fixed circular plates, a supporting block is fixedly installed in the inner cavity of the air bag, a sponge cushion is fixedly connected to one side, away from the fixed circular plates, of the air bag, an anti-slip block is arranged on one side, away from the air bag, of the middle of the engaging pipe is fixedly connected with a backflow control pipe, a shunting plate is fixedly connected to the back side of the engaging pipe, and a connecting air pipe is fixedly connected to the back side of the shunting plate, and one end of the connecting air pipe, which is far away from the flow distribution disc, is fixedly connected with the top of the fixed cylinder.
The technical scheme of the invention is further improved as follows: the top fixed mounting of backward flow control pipe inner chamber has elastic component two, the bottom fixed mounting of elastic component two has one-way pipe, fixed mounting has the otter board in the inner chamber of one-way pipe, the positive fixed mounting of otter board has elastic component three, the positive fixedly connected with awl piece of elastic component three, the front of awl piece and the inner wall swing joint of one-way pipe, the piece is drawn in the top fixedly connected with control of one-way pipe, the top that the piece was drawn in the control extends to the top of backward flow control pipe.
In a second aspect, the invention also provides a preparation method of the antibacterial and mildewproof fiber pen point, which comprises the following steps:
s1, preparing fiber yarns;
s2, drawing the fiber yarns;
s3, polishing the pen point;
and S4, mounting a replacement assembly.
And further: the step of S1 further includes:
a1, firstly screening, cleaning and drying a polyester fiber solid material, then adding the polyester fiber solid material into a melting device, setting the temperature inside the melting device to be 320 ℃, simultaneously adding an antibacterial agent and a mildew preventive into the melting device after the solid material is completely melted, controlling the melting device to work in a state of heating to 10 ℃ every 5 minutes, simultaneously mixing the melting raw materials, finishing the work after heating to 350 ℃, adding the material in the melting state into an extrusion device after the mixing is finished, extruding the material into fiber yarns, and controlling the diameter of the fiber yarns within a range of 10 +/-2 micrometers, thus finishing the preparation of the fiber yarns;
Step A2, preparation of the mildew preventive: tetrabutyl titanate, sodium folate, propionate, potassium sorbate and ethanol are mixed according to a ratio of 1: 2.8: 3.4: 0.8: 1.6, controlling the inside of the constant-temperature mixing kettle to rapidly heat to 230 ℃, stirring for 20 minutes, and then mixing purified water, calcium hydroxide, epoxy resin, phenol, glacial acetic acid and emulsified silicone oil according to a ratio of 2: 1.2: 2.3: 2.4: 5: 6, adding the mixture into a constant-temperature mixing kettle in the same proportion, controlling the temperature in the constant-temperature mixing kettle to quickly rise to 300 ℃, stirring for 20 minutes, and taking out the mixture after the liquid in the constant-temperature mixing kettle is cooled to room temperature to finish the preparation of the mildew preventive;
step a3, preparation of antimicrobial agent: adding 20 wt% of PVC resin, 26 wt% of sodium citrate, 5 wt% of conifer essential oil and 6 wt% of ethyl acetate into ball-milling mixing equipment for grinding and mixing treatment, after mixing, conveying the mixture into a heating and stirring device, heating to 60 ℃ within 3 minutes and stirring for 15 minutes, and then continuously adding 2 wt% of dodecyl glucoside, 15 wt% of chlorhexidine gluconate, 16 wt% of amino resin and 10 wt% of deionized water into the heating and stirring device Placing the mixture in an electrolytic device, stirring for 5 min, cooling to room temperature, transferring to the electrolytic device, and performing electrolytic reduction treatment with current density of 20mA/dm2～20mA/dm2And the duration is 23 minutes, and the preparation of the antibacterial agent is completed.
And further: the step of S2 further includes: drawing the fiber filaments into fiber bundles through a carding machine, combining the fiber bundles to form a cylindrical fiber bundle, adding polyurethane glue into the cylindrical fiber bundle to fix the fiber bundles together, and drying and shaping the fiber bundles within 10 minutes to form a rudiment cylindrical pencil point column.
Further: the step of S3 further includes:
step B1, utilizing a cutting device to segment the rudiment cylindrical pen point column to separate the rudiment cylindrical pen point column into a plurality of rudiment cylindrical pen points, wherein the lengths of the rudiment cylindrical pen points are set to be 5.34 +/-0.2 CM;
step B2, then polish the both ends of the cylindric nib of rudiment after the separation and handle, make both ends all polished for hemispherical, then cut it from the middle part, set up the length proportion of left end and right-hand member as 1: 2.5, vertically polishing the cut-off part by using a polishing device;
And step B3, collecting the scraps and waste materials generated by polishing or cutting, cleaning the scraps and the waste materials, manually screening out foreign matters contained in the scraps in the cleaning process, finally drying the foreign matters, adding the recovered foreign matters into a smashing device after drying is finished, smashing the waste materials into powder, and adding the powder waste materials into a melting device along with the raw materials when the waste materials are processed next time to finish the recovery of the waste materials.
And further: the step of S4 further includes: the movable lantern ring and the fixed lantern ring are processed and molded through an injection molding machine, then required accessories are sequentially installed, and finally the movable lantern ring and the fixed lantern ring are correspondingly fixedly sleeved on the outer walls of the fixed fiber pen point and the movable fiber pen point, so that the production of the fiber pen point is completed.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides an antibacterial and mildew-proof fiber pen point and a preparation method thereof, wherein tetrabutyl titanate, sodium folate, propionate, potassium sorbate and ethanol are mixed according to the weight ratio of 1: 2.8: 3.4: 0.8: 1.6, controlling the inside of the constant-temperature mixing kettle to rapidly heat to 230 ℃, stirring for 20 minutes, and then mixing purified water, calcium hydroxide, epoxy resin, phenol, glacial acetic acid and emulsified silicone oil according to a ratio of 2: 1.2: 2.3: 2.4: 5: 6, controlling the temperature in the constant-temperature mixing kettle to quickly rise to 300 ℃, stirring for 20 minutes, taking out after the liquid in the constant-temperature mixing kettle is cooled to room temperature, preparing the mildew preventive by the method, and blending the mildew preventive into the raw material of the fiber pen point, so that the growth and propagation of mildew can be inhibited, the fiber pen point has certain mildew resistance, the problem that the normal writing work of the fiber pen point is influenced by mass propagation of the mildew is avoided, and the service life of the fiber pen point is prolonged.
2. The invention provides an antibacterial mildew-proof fiber pen point and a preparation method thereof, the combination of a one-way pipe, a fixed cylinder, a sealing slide block and a connecting insert block is adopted, the control pull block is pulled upwards and simultaneously drives the one-way pipe to move upwards, namely, the one-way closed state of the inner cavity of a backflow control pipe is released, under the action of atmospheric pressure, air in the inner cavity of the fixed cylinder returns to the inner cavity of the fixed circular plate through a connecting air pipe, the connecting insert block is simultaneously promoted to move upwards to release the locking of a connecting square rod, then a movable fiber pen point can be pulled out from the left end of the fixed fiber pen point, a new movable fiber pen point is inserted into the left end of the fixed fiber pen point, finally, the two fixed circular plates are pressed in the same direction, air in the inner cavity of the fixed circular plates can enter the inner cavity of the fixed cylinder to promote the air pressure in the inner cavity of the fixed cylinder to increase, and then the connecting insert block is pushed to move downwards through the sealing slide block, so as to realize the function of connecting the movable fiber pen point on the left side of the fixed fiber pen point, accomplish the replacement to the activity fibre nib promptly, the operator's of being convenient for use promotes the convenience of this device.
3. The invention provides an antibacterial and mildew-proof fiber pen point and a preparation method thereof, wherein 20 wt% of PVC resin and sodium citrate are mixed 26 wt% of conifer essential oil and 6 wt% of ethyl acetate are added into ball milling mixing equipment for grinding and mixing treatment, after the mixing is finished, the mixture is conveyed into a heating and stirring device, the mixture is heated to 60 ℃ within 3 minutes and stirred for 15 minutes, then 2 wt% of dodecyl glucoside, 15 wt% of chlorhexidine gluconate, 16 wt% of amino resin and 10 wt% of deionized water are continuously added into the heating and stirring device and stirred for 5 minutes, after the mixture is cooled to room temperature, the mixture is conveyed into electrolytic equipment for electrolytic reduction treatment, and the current density of the electrolytic reduction is set to be 20mA/dm2～20mA/dm2And lasting for 23 minutes, preparing the antibacterial agent through the method and blending the antibacterial agent into the raw material of the fiber nib, so that the fiber nib has certain antibacterial capacity, part of ions contained in the fiber nib can actively kill spores and bacteria in a space range, the quantity of bacteria in a protected space is controlled in a safe range, the bacteria are not propagated in a large quantity, the problem that the normal work of the fiber nib is influenced by the bacterial breeding is avoided, and the safety of the fiber nib is improved.
4. The invention provides an antibacterial and mildewproof fiber pen point and a preparation method thereof.
Drawings
FIG. 1 is a schematic view of a fiber nib according to the present invention;
FIG. 2 is a schematic view of a partial cross-sectional structure of a fiber nib according to the present invention;
FIG. 3 is a side cross-sectional structural view of the connection block of the present invention;
FIG. 4 is a schematic structural diagram of the insert driving mechanism according to the present invention;
FIG. 5 is a schematic view of a portion of the cushion of the present invention;
FIG. 6 is a side cross-sectional structural view of a reflux control tube of the present invention;
FIG. 7 is a process flow chart of the method for manufacturing the fiber nib of the present invention.
In the figure: 1. fixing the fiber pen point; 2. a movable fiber nib;
3. a replacement mechanism; 31. a movable collar; 32. a fixed collar; 33. connecting a square rod; 34. connecting the frames; 341. a fixed cylinder; 342. sealing the sliding block; 343. connecting the plug blocks; 35. an insert block drive mechanism; 351. a connecting seat; 352. connecting the pipe; 353. fixing the circular plate; 354. sealing a ring with rubber; 355. a first elastic part; 356. a cushion pad; 3561. an air bag; 3562. a support block; 3563. a sponge cushion; 3564. anti-skid blocks; 357. a reflux control tube; 3571. a second elastic piece; 3572. a one-way tube; 3573. a screen plate; 3574. an elastic member III; 3575. a conical block; 3576. controlling a pull block; 358. a diverter tray; 359. is connected with an air pipe.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
In a first aspect, as shown in fig. 1 to 7, the present invention provides an antibacterial and antifungal fiber pen tip, which includes a fixed fiber pen tip 1 and a movable fiber pen tip 2, a replacing mechanism 3 is disposed on one side of the fixed fiber pen tip 1 adjacent to the movable fiber pen tip 2, the replacing mechanism 3 includes a movable collar 31, the movable collar 31 is fixedly sleeved on the outer wall of the movable fiber pen tip 2, the fixed collar 32 is fixedly sleeved on the outer wall of the fixed fiber pen tip 1, a connecting square rod 33 is fixedly welded on the right side of the movable collar 31, a connecting frame 34 is fixedly welded on the right side of the fixed collar 32, the right side of the connecting square rod 33 extends into the inner cavity of the connecting frame 34, a fixed cylinder 341 is fixedly mounted on the top of the connecting frame 34, a sealing slider is slidably connected in the inner cavity of the fixed cylinder 341, a connecting plug 343 is fixedly mounted on the bottom of the sealing slider 342, the connecting plug 343 is movably inserted on the top of the connecting square rod 33, the top of the fixed collar 32 is provided with a plug drive mechanism 35.
The sealing slider 342 is controlled by air pressure to slide up and down in the inner cavity of the fixed cylinder 341, the connecting plug 343 is driven to move synchronously in the sliding process, and the connecting plug 343 is used for fixing or unfixing the connecting frame 34.
Example 2
As shown in fig. 1 to 7, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the plug block driving mechanism 35 includes a connecting seat 351, an engaging tube 352 is fixedly installed on an inner wall of the connecting seat 351, a fixed circular plate 353 is fixedly connected to a front surface of the engaging tube 352, the number of the fixed circular plates 353 is two, an elastic member 355 is fixedly installed between the two fixed circular plates 353, the elastic member 355 is used for driving the fixed circular plate 353 on the front surface to reset, a rubber sealing ring 354 is fixedly connected between the two fixed circular plates 353, a cushion 356 is arranged on one side of each of the two fixed circular plates 353, the cushion 356 includes an airbag 3561, the airbag 3561 is fixedly connected to an outer surface of the fixed circular plate 353, a supporting block 3562 is fixedly installed in an inner cavity of the airbag 3561, a sponge pad 3563 is fixedly connected to one side of the airbag 3561 away from the fixed circular plate 353, damage to hands of an operator due to pressing of the airbag 3561 and the sponge pad 3563 is reduced, and the supporting block 3562 is made of rubber, through the design of supporting shoe 3562, the stability of gasbag 3561 is increased, and sponge pad 3563 is provided with non-slip block 3564 on the side of keeping away from gasbag 3561, and the middle part fixedly connected with backward flow control pipe 357 of adapter tube 352, and the back fixedly connected with diverter plate 358 of adapter tube 352, and the back fixedly connected with of diverter plate 358 connects trachea 359, connects the trachea 359 and keeps away from the one end of diverter plate 358 and the top fixed connection of fixed cylinder 341.
The top of the inner cavity of the backflow control pipe 357 is fixedly provided with an elastic piece II 3571, the bottom of the elastic piece II 3571 is fixedly provided with a one-way pipe 3572, a screen plate 3573 is fixedly arranged in the inner cavity of the one-way pipe 3572, the front of the screen plate 3573 is fixedly provided with an elastic piece III 3574, the front of the elastic piece III 3574 is fixedly connected with a conical block 3575, the front of the conical block 3575 is movably connected with the inner wall of the one-way pipe 3572, the top of the one-way pipe 3572 is fixedly connected with a control pulling block 3576, and the top of the control pulling block 3576 extends to the top of the backflow control pipe 357.
When the fixed circular plate 353 is pressed, the gas in the inner cavity of the fixed circular plate 353 can enter the interior of the backflow control pipe 357, and the air pressure can push the conical block 3575 to the right, so that the gas can smoothly pass through, and the function of unidirectional gas inlet is realized.
Example 3
In a second aspect, as shown in fig. 1 to 7, the invention further provides a preparation method of the antibacterial and mildewproof fiber pen point, which comprises the following steps:
s1, preparing the cellosilk, which specifically comprises the following steps:
a1, firstly screening, cleaning and drying a polyester fiber solid material, then adding the polyester fiber solid material into a melting device, setting the internal temperature of the melting device to 320 ℃, simultaneously adding an antibacterial agent and a mildew preventive into the melting device after the solid material is completely melted, controlling the melting device to work in a state of heating to 10 ℃ every 5 minutes, simultaneously mixing the melting raw materials, ending the work after heating to 350 ℃, adding the material in the melting state into an extrusion device after the mixing is finished, extruding the material into fibers, and controlling the diameter of the fibers within a range of 10 +/-2 micrometers, thus finishing the preparation of the fibers;
Step A2, preparation of the mildew preventive: tetrabutyl titanate, sodium folate, propionate, potassium sorbate and ethanol are mixed according to a ratio of 1: 2.8: 3.4: 0.8: 1.6, controlling the inside of the constant-temperature mixing kettle to rapidly heat to 230 ℃, stirring for 20 minutes, and then mixing purified water, calcium hydroxide, epoxy resin, phenol, glacial acetic acid and emulsified silicone oil according to a ratio of 2: 1.2: 2.3: 2.4: 5: 6, adding the mixture into a constant-temperature mixing kettle in the same proportion, controlling the temperature in the constant-temperature mixing kettle to quickly rise to 300 ℃, stirring for 20 minutes, taking out the mixture after the liquid in the constant-temperature mixing kettle is cooled to room temperature, and thus completing the preparation of the mildew preventive;
step a3, preparation of antimicrobial agent: adding 20 wt% of PVC resin, 26 wt% of sodium citrate, 5 wt% of conifer essential oil and 6 wt% of ethyl acetate into ball-milling mixing equipment for grinding and mixing treatment, after mixing, conveying the mixture into a heating and stirring device, heating to 60 ℃ within 3 minutes and stirring for 15 minutes, then continuously adding 2 wt% of dodecyl glucoside, 15 wt% of chlorhexidine gluconate, 16 wt% of amino resin and 10 wt% of deionized water into the heating and stirring device, continuously stirring for 5 minutes, after cooling to room temperature, transferring the mixture into electrolytic equipment for electrolytic reduction treatment, and setting the current density of electrolytic reduction to be 20mA/dm 2～20mA/dm2The preparation of the antibacterial agent is completed after the time lasts for 23 minutes, the antibacterial agent is prepared by the method and is blended into the raw material of the fiber pen point, so that the fiber pen point has certain antibacterial capability, partial ions contained in the fiber pen point can actively kill spores and bacteria in a space range, the quantity of the bacteria in a protected space is controlled in a safe range, the bacteria are not propagated in a large quantity, the problem that the normal work of the fiber pen point is affected by the bacterial breeding is avoided, and the safety of the fiber pen point is improved;
s2, drawing the fiber yarns, specifically:
drawing the fiber filaments into fiber bundles by a carding machine, combining the fiber bundles together to form a cylindrical aggregate fiber bundle, adding polyurethane glue into the cylindrical aggregate fiber bundle to fix the fiber bundles together, and then drying and shaping the fiber bundles within 10 minutes to form a rudiment cylindrical pencil point column;
s3, grinding the pen point, which specifically comprises the following steps:
step B1, utilizing a cutting device to segment the rudiment cylindrical pen point column to separate the rudiment cylindrical pen point column into a plurality of rudiment cylindrical pen points, wherein the lengths of the rudiment cylindrical pen points are set to be 5.34 +/-0.2 CM;
step B2, then polish the both ends of the cylindric nib of rudiment after the separation and handle, make both ends all polished for hemispherical, then cut it from the middle part, set up the length proportion of left end and right-hand member as 1: 2.5, vertically polishing the cut-off part by using a polishing device;
Step B3, collecting scraps and waste materials generated by polishing or cutting, cleaning the scraps and the waste materials, manually screening out foreign matters contained in the cleaning process, finally drying the foreign matters, adding the recovered foreign matters into a smashing device after drying is finished, smashing the waste materials into powder, adding the powder waste materials into a melting device along with the raw materials when the waste materials are processed next time, and completing the recovery of the waste materials;
s4, mounting of the replacement component, specifically:
the movable lantern ring 31 and the fixed lantern ring 32 are processed and formed through an injection molding machine, required accessories are sequentially installed, and finally the movable lantern rings are correspondingly fixedly sleeved on the outer walls of the fixed fiber pen point 1 and the movable fiber pen point 2, so that the production of the fiber pen point is completed.
The working principle of the antibacterial and mildewproof fiber pen point and the preparation method thereof is described in detail below.
As shown in fig. 1-7, when the movable fiber nib 2 is replaced, the control pulling block 3576 is pulled upward and the one-way tube 3572 is driven to move upward, i.e. the one-way closed state of the inner cavity of the backflow control tube 357 is released, air in the inner cavity of the fixed cylinder 341 returns to the inner cavity of the fixed circular plate 353 through the connecting air tube 359 under the action of atmospheric pressure, the connecting insertion block 343 is simultaneously driven to move upward and the locking of the connecting square rod 33 is released, the movable fiber nib 2 can be pulled out from the left end of the fixed fiber nib 1, a new movable fiber nib 2 is inserted into the left end of the fixed fiber nib 1, finally the two fixed circular plates 353 are pressed in the same direction, air in the inner cavity of the fixed circular plate 353 enters the inner cavity of the fixed cylinder 341 to increase the air pressure in the inner cavity of the fixed cylinder 341, and the connecting insertion block 343 is driven to move downward by the sealing slider 342, so as to realize the function of connecting the movable fiber nib 2 to the left side of the fixed fiber nib 1, namely the replacement of the movable fiber nib 2 is completed.
The present invention has been described in general terms, but it will be apparent to those skilled in the art that modifications and improvements can be made based on the present invention. Therefore, it is possible to modify or improve the optical characteristics of the optical fiber without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides an antibiotic mould proof fibre nib, includes fixed fibre nib (1) and activity fibre nib (2), its characterized in that: the replaceable pen point comprises a fixed fiber pen point (1) and a movable fiber pen point (2), wherein a replacing mechanism (3) is arranged on one side adjacent to the fixed fiber pen point (1) and the movable fiber pen point (2), the replacing mechanism (3) comprises a movable lantern ring (31), the movable lantern ring (31) is fixedly sleeved on the outer wall of the movable fiber pen point (2), a fixed lantern ring (32) is fixedly sleeved on the outer wall of the fixed fiber pen point (1), a connecting square rod (33) is fixedly welded on the right side of the movable lantern ring (31), a connecting square frame (34) is fixedly welded on the right side of the fixed lantern ring (32), the right side of the connecting square rod (33) extends into an inner cavity of the connecting square frame (34), a fixed cylinder (341) is fixedly installed at the top of the connecting square frame (34), a sealing sliding block (342) is slidably connected in the inner cavity of the fixed cylinder (341), and a connecting plug block (343) is fixedly installed at the bottom of the sealing sliding block (342), the connecting plug block (343) is movably inserted at the top of the connecting square rod (33), and a plug block driving mechanism (35) is arranged at the top of the fixed lantern ring (32).
2. The antibacterial and mildewproof fiber pen point as claimed in claim 1, wherein: the inserting block driving mechanism (35) comprises a connecting seat (351), an engaging pipe (352) is fixedly mounted on the inner wall of the connecting seat (351), the front face of the engaging pipe (352) is fixedly connected with two fixed circular plates (353), the number of the fixed circular plates (353) is two, an elastic piece I (355) is fixedly mounted between the two fixed circular plates (353), a rubber sealing ring (354) is fixedly connected between the two fixed circular plates (353), cushion pads (356) are arranged on one sides, far away from each other, of the two fixed circular plates (353), each cushion pad (356) comprises an air bag (3561), the air bag (3561) is fixedly connected onto the outer surface of each fixed circular plate (353), a supporting block (3562) is fixedly mounted in the inner cavity of the air bag (3561), and one side, far away from the fixed circular plates (353), of the air bag (3561) is fixedly connected with a sponge pad (3563), an anti-skidding block (3564) is arranged on one side, away from the air bag (3561), of the sponge cushion (3563), a backflow control pipe (357) is fixedly connected to the middle of the connecting pipe (352), a shunting disc (358) is fixedly connected to the back face of the connecting pipe (352), a connecting air pipe (359) is fixedly connected to the back face of the shunting disc (358), and one end, away from the shunting disc (358), of the connecting air pipe (359) is fixedly connected with the top of the fixed cylinder (341).
3. The antibacterial and mildewproof fiber pen point as claimed in claim 2, wherein: the top fixed mounting of backward flow control pipe (357) inner chamber has elastic component two (3571), the bottom fixed mounting of elastic component two (3571) has one-way pipe (3572), fixed mounting has otter board (3573) in the inner chamber of one-way pipe (3572), the front fixed mounting of otter board (3573) has elastic component three (3574), the front fixedly connected with awl piece (3575) of elastic component three (3574), the front of awl piece (3575) and the inner wall swing joint of one-way pipe (3572), the top fixedly connected with control of one-way pipe (3572) draws piece (3576), the top of control drawing piece (3576) extends to the top of backward flow control pipe (357).
4. A method for preparing an antibacterial and mildewproof fiber nib, which is used for preparing the antibacterial and mildewproof fiber nib of the claims 1 to 3, and is characterized in that: the preparation method of the antibacterial and mildewproof fiber pen point comprises the following steps:
s1, preparing fiber yarns;
s2, drawing the fiber yarns;
s3, polishing the pen point;
and S4, mounting a replacement assembly.
5. The method for preparing the antibacterial and mildewproof fiber pen point as claimed in claim 4, wherein the method comprises the following steps: the step of S1 further includes:
A1, firstly screening, cleaning and drying a polyester fiber solid material, then adding the polyester fiber solid material into a melting device, setting the temperature inside the melting device to be 320 ℃, simultaneously adding an antibacterial agent and a mildew preventive into the melting device after the solid material is completely melted, controlling the melting device to work in a state of heating to 10 ℃ every 5 minutes, simultaneously mixing the melting raw materials, finishing the work after heating to 350 ℃, adding the material in the melting state into an extrusion device after the mixing is finished, extruding the material into fiber yarns, and controlling the diameter of the fiber yarns within a range of 10 +/-2 micrometers, thus finishing the preparation of the fiber yarns;
step A2, preparation of the mildew inhibitor: tetrabutyl titanate, sodium folate, propionate, potassium sorbate and ethanol are mixed according to a ratio of 1: 2.8: 3.4: 0.8: 1.6, controlling the inside of the constant-temperature mixing kettle to quickly heat to 230 ℃, stirring for 20 minutes, and then mixing purified water, calcium hydroxide, epoxy resin, phenol, glacial acetic acid and emulsified silicone oil according to a ratio of 2: 1.2: 2.3: 2.4: 5: 6, adding the mixture into a constant-temperature mixing kettle in the same proportion, controlling the temperature in the constant-temperature mixing kettle to quickly rise to 300 ℃, stirring for 20 minutes, and taking out the mixture after the liquid in the constant-temperature mixing kettle is cooled to room temperature to complete the preparation of the mildew preventive;
Step A3, preparation of antibacterial agent: adding 20 wt% of PVC resin, 26 wt% of sodium citrate, 5 wt% of conifer essential oil and 6 wt% of ethyl acetate into ball-milling mixing equipment for grinding and mixing treatment, after mixing, conveying the mixture into a heating and stirring device, heating to 60 ℃ within 3 minutes and stirring for 15 minutes, then continuously adding 2 wt% of dodecyl glucoside, 15 wt% of chlorhexidine gluconate, 16 wt% of amino resin and 10 wt% of deionized water into the heating and stirring device, continuously stirring for 5 minutes, after cooling to room temperature, transferring the mixture into electrolytic equipment for electrolytic reduction treatment, and setting the current density of electrolytic reduction to be 20mA/dm2～20mA/dm2And the duration is 23 minutes, and the preparation of the antibacterial agent is completed.
6. The method for preparing the antibacterial and mildewproof fiber pen point according to claim 4, wherein the method comprises the following steps: the step S2 further includes the steps of: drawing the fiber filaments into fiber bundles through a carding machine, combining the fiber bundles to form a cylindrical fiber bundle, adding polyurethane glue into the cylindrical fiber bundle to fix the fiber bundles together, and drying and shaping the fiber bundles within 10 minutes to form a rudiment cylindrical pencil point column.
7. The method for preparing the antibacterial and mildewproof fiber pen point as claimed in claim 4, wherein the method comprises the following steps: the step of S3 further includes:
step B1, utilizing a cutting device to segment the rudiment cylindrical pen point column to separate the rudiment cylindrical pen point column into a plurality of rudiment cylindrical pen points, wherein the lengths of the rudiment cylindrical pen points are set to be 5.34 +/-0.2 CM;
step B2, then polish the both ends of the cylindric nib of rudiment after the separation and handle, make both ends all polished for hemispherical, then cut it from the middle part, set up the length proportion of left end and right-hand member as 1: 2.5, vertically polishing the cut-off part by using a polishing device;
and step B3, collecting the scraps and waste materials generated by polishing or cutting, cleaning the scraps and the waste materials, manually screening out foreign matters contained in the scraps in the cleaning process, finally drying the foreign matters, adding the recovered foreign matters into a smashing device after drying is finished, smashing the waste materials into powder, and adding the powder waste materials into a melting device along with the raw materials when the waste materials are processed next time to finish the recovery of the waste materials.
8. The method for preparing the antibacterial and mildewproof fiber pen point as claimed in claim 4, wherein the method comprises the following steps: the step of S4 further includes: the movable lantern ring (31) and the fixed lantern ring (32) are processed and molded through an injection molding machine, then required accessories are sequentially installed, and finally the movable lantern ring and the fixed lantern ring are correspondingly fixedly sleeved on the outer walls of the fixed fiber pen point (1) and the movable fiber pen point (2), so that the production of the fiber pen point is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210216268.3A CN114670567B (en) | 2022-03-07 | 2022-03-07 | Antibacterial and mildew-proof fiber pen point and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210216268.3A CN114670567B (en) | 2022-03-07 | 2022-03-07 | Antibacterial and mildew-proof fiber pen point and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114670567A true CN114670567A (en) | 2022-06-28 |
| CN114670567B CN114670567B (en) | 2023-04-25 |
Family
ID=82072834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210216268.3A Active CN114670567B (en) | 2022-03-07 | 2022-03-07 | Antibacterial and mildew-proof fiber pen point and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114670567B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210759916U (en) * | 2019-07-26 | 2020-06-16 | 扬州华创塑业有限公司 | Mark pen with replaceable pen point |
| CN111361330A (en) * | 2020-03-23 | 2020-07-03 | 温州大学 | Antibacterial and mildew-proof fiber pen point and preparation method thereof |
| CN213891943U (en) * | 2020-10-21 | 2021-08-06 | 温州金马文具用品制造有限公司 | Watercolor pen with convenient replaceable pen point |
| CN214449766U (en) * | 2020-12-30 | 2021-10-22 | 温州市一通文具有限公司 | Fiber pen point |
| CN215041625U (en) * | 2021-04-15 | 2021-12-07 | 周永庆 | Practice thrift nib, environmental protection instrument |
| CN113815334A (en) * | 2021-09-26 | 2021-12-21 | 浙江鸿星文具有限公司 | Gouache pen |
-
2022
- 2022-03-07 CN CN202210216268.3A patent/CN114670567B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210759916U (en) * | 2019-07-26 | 2020-06-16 | 扬州华创塑业有限公司 | Mark pen with replaceable pen point |
| CN111361330A (en) * | 2020-03-23 | 2020-07-03 | 温州大学 | Antibacterial and mildew-proof fiber pen point and preparation method thereof |
| CN213891943U (en) * | 2020-10-21 | 2021-08-06 | 温州金马文具用品制造有限公司 | Watercolor pen with convenient replaceable pen point |
| CN214449766U (en) * | 2020-12-30 | 2021-10-22 | 温州市一通文具有限公司 | Fiber pen point |
| CN215041625U (en) * | 2021-04-15 | 2021-12-07 | 周永庆 | Practice thrift nib, environmental protection instrument |
| CN113815334A (en) * | 2021-09-26 | 2021-12-21 | 浙江鸿星文具有限公司 | Gouache pen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114670567B (en) | 2023-04-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107072356B (en) | The manufacturing method of slide fastener coupling element and slide fastener coupling element | |
| CN114670567A (en) | Antibacterial and mildew-proof fiber pen point and preparation method thereof | |
| CN112248278A (en) | Quick fashioned nylon heat insulating strip master batch processingequipment | |
| CN112337839B (en) | Animal doctor's that animal husbandry animal doctor used instrument cleaning equipment | |
| CN207044540U (en) | A kind of full-automatic dental floss stick manufacturing machine | |
| CN111532905A (en) | Artificial grass lawn filament planting machine | |
| CN111633527A (en) | Ecological plate surface polishing treatment equipment and treatment method | |
| CN105798687A (en) | Automatic LED light bar feeding device | |
| CN112476830B (en) | Rubber particle forming process and rubber particles | |
| CN214983144U (en) | Lawn cloth production is with self-cooling clear wire drawing machine | |
| CN210519779U (en) | Sterilizer for pets | |
| CN219002700U (en) | Stirring assembly with cleaning structure | |
| CN211268087U (en) | Livestock husbandry is with breed groove of being convenient for clearance | |
| CN210368033U (en) | High-strength high-elasticity skin-friendly non-woven fabric manufacturing feeding mechanism | |
| CN200960499Y (en) | Multifunctional gluing system | |
| CN112176529A (en) | Nonwoven fabric flock spraying device capable of automatically replacing spinneret plate | |
| CN220131113U (en) | Spiral automatic feeding device of sheet machine | |
| EP1293160B1 (en) | Brush-type mat and method of making same | |
| CN216058759U (en) | Dog claw cleaning machine | |
| CN107313140A (en) | Drawing frame circle bar disk yarn going channel burnisher | |
| CN221417388U (en) | High heat-resisting low smoke and zero halogen cable sheath material manufacturing device | |
| CN217620966U (en) | Circulating tool changing assembly of gantry blanking device | |
| CN108552845A (en) | Natural plant fibre environment-friendly type mattress and preparation method thereof | |
| CN111719792B (en) | Heat-insulation wood-plastic wallboard external-hanging installation construction method | |
| CN219788509U (en) | Cutting device is used in production of sponge sand piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An antibacterial and antifungal fiber pen tip and its preparation method Effective date of registration: 20231207 Granted publication date: 20230425 Pledgee: Zhejiang Deqing Rural Commercial Bank Co.,Ltd. Ganshan Branch Pledgor: Deqing Yangye pen making Co.,Ltd. Registration number: Y2023980069732 |