CN106466923B - With the manufacturing method of ball fabric made of heat plasticity polyurethane material - Google Patents
With the manufacturing method of ball fabric made of heat plasticity polyurethane material Download PDFInfo
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- CN106466923B CN106466923B CN201510506609.0A CN201510506609A CN106466923B CN 106466923 B CN106466923 B CN 106466923B CN 201510506609 A CN201510506609 A CN 201510506609A CN 106466923 B CN106466923 B CN 106466923B
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- heat plasticity
- plasticity polyurethane
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- polyurethane material
- thermoplastic expanded
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Abstract
The invention discloses one kind with ball fabric and its manufacturing method made of heat plasticity polyurethane material, it comprises the steps of, first, heat plasticity polyurethane material addition foaming agent is foamed, then, by the heat plasticity polyurethane material extrusion molding, to obtain thermoplastic expanded material, then, roll-in is carried out to the thermoplastic expanded material, to obtain sheet material semi-finished product, then, embossed surface is carried out to a surface of the sheet material semi-finished product, with in printing off predetermined lines on the surface, and obtain sheet material pressed flower craft product, then, the sheet material pressed flower craft product are cut, to obtain plural number connection sheet body, then, adjacent two connections sheet body is taken to partly overlap and carries out high-cycle welding, to obtain connection epidermis, finally, an at least groove mark is depicted with high frequency to the surface of the predetermined lines is formed on the connection epidermis, to obtain ball fabric.
Description
Technical field
The invention relates to a kind of ball fabrics, particularly relate to one kind with ball face made of heat plasticity polyurethane material
The manufacturing method of material.
Background technique
Modern life is busy, in order to maintain health and posture, can be engaged in miscellaneous movement, is maintained with reaching
Or strengthen personal physical function and promote immunity, general movement includes running, ball game, swimming etc., wherein and with
The ball game such as basketball, vollyball, tennis and badminton are the most prevailing, with other movement comparatively, not only study threshold compared with
It is low, also belong to "sport for all" suitable for all ages and can be happy together with friend, in addition, due to their space for activities be not limited to it is indoor or
Therefore outdoor more becomes one of body-building and the optimal selection activity of leisure in daily life.
It lifts for basketball, direction can be selected from basketball specification, using area, severity, to meet difference
The demand of place and different behaviours in service.In recent years, since basketball movement development more becomes accurate, in order to cooperate all ages and classes layer can
The weight and size of burden are to consider, basketball be subdivided into be applicable in 8 years old or less, 11 years old or less, the women of institute's has age and 12 years old with
On user specification, to promote the safety that uses.
And the using area of basketball is divided into three kinds of place properties such as indoor and outdoor, room inside/outside is shared, wherein covered court
Mostly wood floor belongs to the match grade contest of high severity, and therefore, indoor ball must use corium or high-grade conjunction
Cutification material (such as superfine fibre, ZK), feel, durability and the intensity of the materials such as this can just stand the consume of fierce contest.
In addition, outdoor sports refer to the ground of the extremely roughs such as pitch or cement, and since coarse surface can be such that basketball consume improves, institute
It is all rubber material with outdoor use ball, and is directed to different ball match severities, the rubber of different proportion is mixed, to provide player
Optimal durability and feel.
In addition to this, inside/outside shared place in room refers to the court on the ground PU, can be used in various ground, material is
General synthesis skin, PU, PVC, ZK are suitble to certainly by criteria for selection such as gender, age, place property, contest degree with selecting
The basketball that body uses.
Refering to fig. 1, No. 200750 patent " basketball manufacturing method " is invented for TaiWan, China comprising following step: mention
For being in spherical interior plies 11 after an inflation；A winding layer 12 is formed in its outer surface after enabling the interior plies inflate；It provides respectively
One rubber layer and PU layer 13；By the rubber layer and the PU layers of multiple empiecements 14 for combining and being divided into predetermined shape；This is more
A empiecement is incorporated into the winding layer outer surface and a sphere 15 is collectively formed；And sphere heating is vulcanized 16.
Whereby by interior plies, winding layer, rubber layer and PU layers combine to carry out simultaneously, can simplify processing procedure, shortening working hour and
Reduce cost, and PU layers through vulcanizing treatment, therefore basketball finished surface wear resistance can be improved, and PU layers with rubber interlayer because through vulcanizing
Processing, can make it combine more closely, and improve the stability in use and durability of basketball finished product.
Via above narration, it is known that existing basketball manufacturing method in still have the shortcomings that in actual use it is following generate:
One, consuming energy
Existing basketball is with rubber interlayer by PU layers through vulcanizing treatment, to improve the stability in use of basketball finished product and resistance to
With property, and the length of vulcanization time is to depend on sizing material material, curing temperature and products thickness.Only, known used sizing material
Material does not simultaneously have the characteristic for shortening vulcanization time, does not simply fail to shorten processing time, the energy expended needed for can not also reducing,
Without having the effect of environmental protection and energy saving.
Two, economic benefit is not met
The prior art is to produce basketball using PU material, since PU uses moulding by casting mode to produce mostly, so
Waste material caused by during PU layers of manufacture (overflow flash, squeeze out scrap rubber), NG waste material of production flaw etc. finally occur useless
Product can only be recycled by recycle bin, and can not directly return to recycling, and do not meet economic benefit.
Three, process efficiency is bad
Existing is to utilize stick adhesive rubber layer and PU layers, and mechanically press, then cut into the plural number empiecement, it
Each empiecement is incorporated into the outer surface of the winding layer using stick afterwards, and forms a groove between adjacent two empiecement, it finally will be more
A rubber strip is incorporated into groove on the sphere after vulcanization using stick, has three-dimensional sense, so many and diverse production stream with basketball finished product
Journey not only expends manufacturing man-hours, more increases the expenditure of manufacturing cost simultaneously, and can not effectively promote process efficiency.
Disadvantages mentioned above all shows existing basketball manufacturing method derivative variety of problems in use, as can designing can have
Effect improves existing processing procedure disadvantage, develops the design of a kind of shortening processing time and promotion prouctiveness, and use can simultaneously
The material that can be utilized again after simple regeneration not only can be dealer to reach the target of the environmental protection and energy saving to reduce environmental pollution
Bigger business opportunity is created, competitiveness in the market can be more promoted.
Summary of the invention
In order to solve the above-mentioned technical problem, a purpose of the invention is providing one kind with heat plasticity polyurethane material system
At ball fabric manufacturing method, comprising a foamable step, an extrusion step, a calandering steps, one embossing step, one
Cutting step, a welding step and an indentation step.
Firstly, carrying out the foamable step, a foaming agent is added in a heat plasticity polyurethane material and is foamed, is connect
, the extrusion step is carried out, which, to obtain a thermoplastic expanded material, then, carries out
The calandering steps carry out roll-in to the thermoplastic expanded material, are then somebody's turn to do with obtaining the uniform sheet material semi-finished product of a thickness
It is embossed step, embossed surface is carried out to a surface of the sheet material semi-finished product, in printing off a predetermined lines on the surface, and is obtained
Then one sheet material pressed flower craft product carry out the cutting step, cut to the sheet material pressed flower craft product, to obtain multiple connection sheet bodies, connect
, the welding step is carried out, takes it to partly overlap adjacent two connections sheet body and carries out high-cycle welding, to obtain a connection table
Skin is depicted at least the surface that the predetermined lines is formed on the connection epidermis with high frequency finally, carrying out the indentation step
One groove mark, to obtain a ball fabric.
Another technological means of the invention is to be the above-mentioned manufacture with ball fabric made of heat plasticity polyurethane material
Method further includes one and first mixes color step between the foamable step and the extrusion step, first mixes color step at this
In, it is that a colorant is added in the heat plasticity polyurethane material, to change the color of the heat plasticity polyurethane material.
Another technological means of the invention is to be the above-mentioned manufacture with ball fabric made of heat plasticity polyurethane material
Method further includes the heating stepses between the extrusion step and the calandering steps, is to the thermoplasticity in the heating stepses
Foaming material is heated, to soften the thermoplastic expanded material.
Another technological means of the invention is to be the above-mentioned manufacture with ball fabric made of heat plasticity polyurethane material
Method, which further includes one and is located at after the calandering steps, second mixes color step, second mixes in color step at this, be to the sheet material half at
The surfaces of product carries out surface coloring, in forming a predetermined color on the surface.
Another technological means of the invention is to be the above-mentioned manufacture with ball fabric made of heat plasticity polyurethane material
Method further includes a laminating step between the calandering steps and the embossing step, is by two sheet materials in the laminating step
Semi-finished product overlapping and with high-cycle welding together, to obtain a pair of layer of sheet material.
Another technological means of the invention is to be the above-mentioned manufacture with ball fabric made of heat plasticity polyurethane material
Method further includes one and prolongs pressure step between the laminating step and the embossing step, prolongs in pressure step at this, is to the bilayer
Sheet material carries out prolonging pressure, to obtain the uniform double layer sheet semi-finished product of a thickness.
Another object of the present invention, i.e., provide it is a kind of with ball fabric made of heat plasticity polyurethane material, it includes
One thermoplastic expanded material, the thickness of the thermoplastic expanded material is between 2 ~ 6mm, and its density is between 0.2 g/cm3~0.8g/cm3。
Another technological means of the invention is to be above-mentioned to further include with ball fabric made of heat plasticity polyurethane material
Another thermoplastic expanded material, and the two thermoplastic expanded material is to be superimposed together up and down, and carry out welding with high frequency.
Another technological means of the invention, be above-mentioned thermoplastic expanded material include a first surface, one in contrast to
The second surface of the first surface and one it is formed in embossed channels on the first surface.
Another technological means of the invention is to be that above-mentioned thermoplastic expanded material further includes at least one delineation in the embossing
Groove mark on lines.
Beneficial functional of the invention is, using ball fabric made by the thermoplastic expanded material, is not required to such as rubber
Or PU material is handled by heat cure, can not only effectively shorten production procedure, improving production efficiency, also can be energy saving make
With, in addition, the thermoplastic expanded material more can in environment natural decomposition, generated with reducing the doubt of manufacturing environment pollution, and logical
It crosses using the high-cycle welding connection sheet body, when the waiting of the fixed adjacent two connections sheet body of sticker capable of reducing using is dry
Between, to shorten processing time, and then promote the efficiency of processing procedure.
Detailed description of the invention
Fig. 1 is a schematic diagram, illustrates that existing TaiWan, China invents a kind of No. 200750 basketball manufacturing method；
Fig. 2 is a diagrammatic cross-section, illustrates the present invention with ball fabric made of heat plasticity polyurethane material；
Fig. 3 is a stereoscopic schematic diagram, utilizes the aspect of basketball made of the ball fabric；
Fig. 4 is a flow diagram, illustrates the present invention with the manufacturer of ball fabric made of heat plasticity polyurethane material
First preferred embodiment of method；And
Fig. 5 is a flow diagram, illustrates the present invention with the manufacturer of ball fabric made of heat plasticity polyurethane material
Second preferred embodiment of method.
Description of symbols
3 thermoplastic expanded materials；
The thermoplastic expanded material of 3'；
31 first surfaces；
32 second surfaces；
33 lines；
34 groove marks；
900 ~ 911 steps.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It better understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Related Applications Patent characteristic for the present invention and technology contents, following cooperation with reference to two of schema preferably
In the detailed description of embodiment, can clearly it present.
It should be noted that similar element is indicated with being identically numbered before being described in detail.
It illustrates, is that the ball fabric is fabricated to basketball, actual implementation in first preferred embodiment
When, it can be also fabricated to other ball, such as vollyball, dodgeball etc., should not be limited with person disclosed by this.Furthermore due to basketball
Composition there is liner from the inside to surface, twine yarn, middle gallbladder, foaming layer and epidermis etc., and the present invention is with heat plasticity polyurethane material
The manufacturing method of manufactured ball fabric is the epidermis fabric for making basketball, and other parts are not the emphasis of this case, therefore not in this
It repeats more.
It is the present invention with ball fabric made of heat plasticity polyurethane material, which includes a heat refering to Fig. 2,3
Plasticity foaming material 3, and the thickness of the thermoplastic expanded material 3 is between 2 ~ 6mm, and its density is between 0.2 g/cm3~0.8g/cm3。
The thermoplastic expanded material 3 has the physical mechanical property of vulcanized rubber and the performance of technical process of soft plastic, institute
To be not required to handle as rubber by heat cure, it is only necessary to can be made into final products using simple plastic processing machine tool, no
Can only effectively shorten production procedure, improving production efficiency, use that also can be energy saving, furthermore, in production process produced by
Waste material, can directly return to recycling, to reduce environmental pollution, and then reach the environmentally friendly demand of recycling and reusing.In addition, should
Thermoplastic expanded material 3 other than with good gas permeability, waterproofness and transparency, more can in environment natural decomposition, to subtract
The doubt of few manufacturing environment pollution generates.
Wherein, which includes second surface of the first surface 31, one in contrast to the first surface 31
32, one the embossed channels 33 on the first surface 31, and at least one delineation are formed in the groove mark 34 on the embossed channels 33.
Preferably, the present invention further includes another thermoplastic expanded material with ball fabric made of heat plasticity polyurethane material
3', and the two thermoplastic expanded material 3,3' are to be superimposed together up and down, so that wherein two surfaces mutually abut against, and are carried out with high frequency
Welding.
Cooperation is the present invention with first of the manufacturing method of ball fabric made of heat plasticity polyurethane material refering to Fig. 4
Preferred embodiment, and first preferred embodiment is to be carried out according to above-mentioned with ball fabric made of heat plasticity polyurethane material
Preparation method, and include a foamable step 900, one first mix color step 901, an extrusion step 902, a calandering steps
903, a laminating step 904, one prolongs pressure step 905, embossing a step 906, a cutting step 907, a welding step 908, and
One indentation step 909.
Firstly, carrying out the foamable step 900, a foaming agent is added in a heat plasticity polyurethane material and is foamed.
In first preferred embodiment, which is selected from polypropylene, high density polyethylene (HDPE), low
Density polyethylene, linear low density polyethylene and these combination when actual implementation, can select unlike material according to use demand
Heat plasticity polyurethane material, should not be as limit.
Before carrying out the foamable step 900, the heat plasticity polyurethane material is first dried using a drying machine, it will
Excessive moisture evaporation, avoids material in down-stream, and deriving surface generates the puzzlement of bubble, and then reduces the bad of product
Rate.
Then, it carries out this and first mixes color step 901, be that a colorant is added in the heat plasticity polyurethane material, with change should
The color of heat plasticity polyurethane material, to meet the demand of different ball fabrics.
Then, the extrusion step 902 is carried out, by the heat plasticity polyurethane material extrusion molding, to obtain thermoplasticity hair
Steep material 3.When actual implementation, which can be poured into the entrance of an extruder, then the outlet by the extruder
Output is squeezed, to obtain the thermoplastic expanded material 3.
Then, the calandering steps 903 are carried out, roll-in are carried out to the thermoplastic expanded material 3, to obtain the uniform piece of a thickness
Material semi-finished product.In the calandering steps 903, it is that the thermoplastic expanded material 3 exported will be squeezed by the extruder, utilizes two opposite directions
The screw rod of setting carries out roll-in, come reduce the thermoplastic expanded material 3 membrane body became uneven puzzlement, to facilitate following process work
Industry.
Then, carry out the laminating step 904, be two sheet material semi-finished product are overlapped and with high-cycle welding together, with
To a pair of layer of sheet material.
Then, it carries out this and prolongs pressure step 905, be to carry out prolonging pressure to the double layer sheet, it is uniformly double-deck to obtain a thickness
Sheet material semi-finished product.
It illustrates, when the thickness of a piece of sheet material semi-finished product is insufficient for the demand of user, Ji Kejin
The row laminating step 904 prolongs pressure step 905 with this, to obtain increasing thickness and the uniform double layer sheet semi-finished product of thickness, conversely,
Also the laminating step 904 can be omitted and prolong pressure step 905 with this, held depending on use demand, it should not be as limit.
Then, the embossing step 906 is carried out, embossed surface is carried out to a surface of the sheet material semi-finished product, in the surface
On print off a predetermined lines 33, and obtain a sheet material pressed flower craft product.It is to be formed with using surface in first preferred embodiment
Granular screw rod prints off multiple grainy surfaces on the surface of the sheet material semi-finished product, is fabricated to increasing the ball fabric
Skin-friction force after basketball, and then promote the handling of ball-handling.And the screw rod lines to carry out embossed surface, it can be according to using
Demand changes, to meet the needs of customized.
Then, the cutting step 907 is carried out, suitable length is taken to the sheet material pressed flower craft product, and cut out using a guillotine
It cuts, to obtain multiple connection sheet bodies.
Then, the welding step 908 is carried out, take it to partly overlap adjacent two connections sheet body and carries out high-cycle welding,
To obtain a connection epidermis.By using the high-cycle welding connection sheet body, sticker capable of reducing using fixed adjacent two is connected
The waiting drying time of contact pin body to shorten processing time, and then promotes the efficiency of processing procedure.
Finally, carrying out the indentation step 909, the surface that the predetermined lines is formed on the connection epidermis is carved with high frequency
An at least groove mark 34 is marked, to obtain a ball fabric.
Using ball fabric made by heat plasticity polyurethane material, resilience is good with wearability, may be not only suitable for
The place of indoor or outdoors uses, and also can provide the optimal feel of player and durability.
It is preferable with second of the manufacturing method of ball fabric made of heat plasticity polyurethane material for the present invention refering to Fig. 5
Embodiment, second preferred embodiment is roughly the same with first preferred embodiment, and something in common is repeated no more in this, difference
Be in, the manufacturing method of the ball fabric be omit this first mix color step 901, the laminating step 904, this prolong pressure step
905, the embossing step 906, the welding step 908 and the indentation step 909, and more heating stepses 910 and one
Two mix color step 911.
It illustrates, which is that thermoplastic expanded material 3 is transported to processing factory to carry out subsequent system
Journey, to meet the product manufacturing demand of diversification.
The heating stepses 910 be between the extrusion step 902 and the calandering steps 903, in the heating stepses 910,
It is to be heated to the thermoplastic expanded material 3, to soften the thermoplastic expanded material 3.
And this second to mix color step 911 be second to mix color at this between the calandering steps 903 and the cutting step 907
It is that surface coloring is carried out to the surface of the thermoplastic expanded material 3 in step 911, in forming a predetermined color on the surface.It is logical
It crosses the heating stepses 910 and this second mixes color step 911, be available for users to and produce different ball fabric thicknesses and color
Demand.
Finally, again cutting the thermoplastic expanded material 3 using the guillotine, while a retracting also can be additionally set
Machine, the thermoplastic expanded material 3 after cutting furl, and carry out follow-up process with the convenient processing factory that is transported to.
Via above description it is found that the present invention is certain with the manufacturing method of ball fabric made of heat plasticity polyurethane material
It has the advantage that
One, environmental protection and energy saving
Using ball fabric made by the thermoplastic expanded material 3, it is not required to pass through at heat cure such as rubber or PU material
Reason, can not only effectively shorten production procedure, improving production efficiency, use that also can be energy saving, in addition, the thermoplastic expanded material
3 more can in environment natural decomposition, with reduce manufacturing environment pollution doubt generate.
Two, meet economic benefit
If thermoplastic expanded material 3 of the invention has generation waste material in production process, recycling can be directly returned, with
It reduces environmental pollution, and then reaches the environmentally friendly demand of recycling and reusing, to meet economic benefit.
Three, process efficiency is promoted
By using the high-cycle welding connection sheet body, by the fixed adjacent two connections sheet body of sticker capable of reducing using etc.
Drying time is waited, to shorten processing time, and then promotes the efficiency of processing procedure.
In conclusion the present invention is with the manufacturing method of ball fabric made of heat plasticity polyurethane material, by a succession of
Processing flow, by the heat plasticity polyurethane material by foamable, mix color, extrusion molding, roll-in, overlap, prolong pressure, pressure
It spends, cut, welding, indentation, to obtain the ball fabric, the waste of haulage time can be reduced in the process, reached
The working process of consistency, and time and cost can be saved, and then promote competitiveness in the market, therefore this hair can be reached really
Bright purpose.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (8)
1. a kind of manufacturing method with ball fabric made of heat plasticity polyurethane material, which is characterized in that comprise the steps of
One heat plasticity polyurethane material is added a foaming agent and foamed by one foamable step；
One extrusion step, by the heat plasticity polyurethane material extrusion molding, to obtain a thermoplastic expanded material；
One calandering steps carry out roll-in to the thermoplastic expanded material, to obtain the uniform sheet material semi-finished product of a thickness；
One laminating step, two sheet material semi-finished product are overlapped and with high-cycle welding together, to obtain a pair of layer of sheet material；
One prolongs pressure step, carries out prolonging pressure to the double layer sheet, to obtain the uniform double layer sheet semi-finished product of a thickness；
One embossing step, carries out embossed surface to a surface of the sheet material semi-finished product, in printing off a predetermined lines on the surface,
And obtain a sheet material pressed flower craft product；
One cutting step cuts the sheet material pressed flower craft product, to obtain multiple connection sheet bodies；
One welding step takes it to partly overlap adjacent two connections sheet body and carries out high-cycle welding, to obtain a connection epidermis；
And
One indentation step depicts an at least groove mark to the surface of the predetermined lines is formed on the connection epidermis with high frequency,
To obtain a ball fabric.
2. according to the manufacturing method described in claim 1 with ball fabric made of heat plasticity polyurethane material, which is characterized in that
Also first color step is mixed between the foamable step and the extrusion step comprising one, first is mixed in color step at this, be
A colorant is added in the heat plasticity polyurethane material, to change the color of the heat plasticity polyurethane material.
3. according to the manufacturing method described in claim 1 with ball fabric made of heat plasticity polyurethane material, which is characterized in that
It is also thermoplastic expanded to this in the heating stepses between the heating stepses of the extrusion step and the calandering steps comprising one
Material is heated, to soften the thermoplastic expanded material.
4. according to the manufacturing method as claimed in claim 3 with ball fabric made of heat plasticity polyurethane material, which is characterized in that
Also it is located at after the calandering steps comprising one and second mixes color step, second is mixed in color step at this, be to the sheet material semi-finished product
Surface carries out surface coloring, in forming a predetermined color on the surface.
5. a kind of ball fabric manufactured by method described in claim 1, includes a thermoplastic expanded material, feature exists
In:
The thickness of the thermoplastic expanded material is between 2 ~ 6mm, and its density is between 0.2 g/cm3~0.8g/cm3。
6. according to the ball fabric described in claim 5, which is characterized in that also include another thermoplastic expanded material, and two thermoplastic
Property foaming material be up and down be superimposed together, and with high frequency carry out welding.
7. according to the ball fabric described in claim 5, which is characterized in that the thermoplastic expanded material includes a first surface, a phase
Anti- the embossed channels on the first surface are formed in the second surface of the first surface and one.
8. according to the ball fabric described in claim 5, which is characterized in that the thermoplastic expanded material further includes at least one delineation in this
Groove mark on embossed channels.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510506609.0A CN106466923B (en) | 2015-08-18 | 2015-08-18 | With the manufacturing method of ball fabric made of heat plasticity polyurethane material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510506609.0A CN106466923B (en) | 2015-08-18 | 2015-08-18 | With the manufacturing method of ball fabric made of heat plasticity polyurethane material |
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| Publication Number | Publication Date |
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| CN106466923A CN106466923A (en) | 2017-03-01 |
| CN106466923B true CN106466923B (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510506609.0A Active CN106466923B (en) | 2015-08-18 | 2015-08-18 | With the manufacturing method of ball fabric made of heat plasticity polyurethane material |
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Families Citing this family (1)
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| CN111973959A (en) * | 2020-09-15 | 2020-11-24 | 洞口县昌冠隆体育用品有限公司 | Manufacturing method of ball, TPU leather, vulcanizing mold and machine-pasted ball |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7544318B2 (en) * | 2004-04-05 | 2009-06-09 | Illinois Tool Works Inc. | Method and apparatus for producing oriented plastic strap |
| CN101804704A (en) * | 2010-04-14 | 2010-08-18 | 全利机械股份有限公司 | Fibre product embossing device |
| CN102814050A (en) * | 2011-06-10 | 2012-12-12 | 赵东林 | Producing method and producing device of poly urethane (PU) foamed toy ball capable of touch-reading sounding through optical identification (OID) |
-
2015
- 2015-08-18 CN CN201510506609.0A patent/CN106466923B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7544318B2 (en) * | 2004-04-05 | 2009-06-09 | Illinois Tool Works Inc. | Method and apparatus for producing oriented plastic strap |
| CN101804704A (en) * | 2010-04-14 | 2010-08-18 | 全利机械股份有限公司 | Fibre product embossing device |
| CN102814050A (en) * | 2011-06-10 | 2012-12-12 | 赵东林 | Producing method and producing device of poly urethane (PU) foamed toy ball capable of touch-reading sounding through optical identification (OID) |
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| CN106466923A (en) | 2017-03-01 |
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