CN102527000A - Preparation method of deep-texture ball - Google Patents
Preparation method of deep-texture ball Download PDFInfo
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- CN102527000A CN102527000A CN201010586620XA CN201010586620A CN102527000A CN 102527000 A CN102527000 A CN 102527000A CN 201010586620X A CN201010586620X A CN 201010586620XA CN 201010586620 A CN201010586620 A CN 201010586620A CN 102527000 A CN102527000 A CN 102527000A
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Abstract
The invention discloses a preparation method of a deep-texture ball. The method comprises the following steps of: prefabricating ball sheets, putting into a heating device, and uniformly heating ball sheet materials to a crystalizing and melting temperature; putting the ball sheets which are heated to the crystalizing and melting temperature into a cold press molding device, performing compression molding on the ball sheets by using a mold of which the temperature is lower than the crystalizing and melting temperature, and forming and shaping the ball sheets simultaneously; attaching the ball sheets shaped by cold pressing to a prepared ball inner container surface layer in sequence till the ball sheets are uniformly paved on the ball inner container surface layer; and putting a ball inner container on which the ball sheets shaped by cold pressing are paved fully into a heating device, and performing a spherical surface shaping program to form a ball body which has high roundness and is provided with a wide and deep groove on the surfaces of the ball sheets.
Description
Technical field
The preparation method of the relevant a kind of ball for sports of the present invention refers in particular to and a kind ofly moulds with cold forming that mode is moulding in advance on the ball sheet to go out dark lines, and be combined into the manufacturing approach of ball for sports with the winding of ball inner bag, and improves make efficiency by this and increase the spheroid performance.
Background technology
Along with the progress of ball making process, ball for sports wants high except requiring its out of roundness, and unprecedented level has also been arrived in the requirement of seam crossing machining accuracy and adaptation between the covering.Therefore, many international large-scale games or professional sportsman gradually the tradition of giving up sew up the stitch ball that forms with needlework with each ball sheet, adopt no seam ball and change.
In the production process of no seam ball, from its ball inner bag, the thread layers that the ball inner bag is peripheral all adopts the machining accuracy of high standard to form so that be arranged at the ball sheet on ball surface, cuts and paste the operation of combination.So the spheroid mass homogeneous, easy keyholed back plate of production specification and spheroid are durable, and intensity is high, does not therefore have the trend that the seam ball has become main flow.
Though above advantage is not arranged yet there is the seam ball; But, do not have the seam ball uniformly from manufacturing process precision and surfacing and have the problem that is difficult to control on the contrary when the high-speed flight compared to traditional stitch ball that can spontaneous irregular relief at the stitch bond place.Its reason is air when flow at high speed or object is arranged when at a high speed passing through air, and air can produce the turbulent flow of irregular disturbance, and phenomenon of this turbulent flow can influence the flight path of ball for sports, and then ball is flown with the mode that is difficult to predict.
And the level and smooth complete no seam ball in surface can receive the influence of turbulent flow more significantly when flight, and produces irregular drift.Therefore, usually extraly when producing no seam ball add various concave convex textures on the covering surface increasing windage and frictional force, otherwise the unexpected drift of easy generation when in air, fly of too smooth spheroid.
See also Fig. 1 at present; Shown in figure; Be processed as the master with high frequency in the at present common mode to the processing of ball sheet, high frequency processing is to treat machining object 10 with the alternating current magnetic wave of 100KHz to 300MHz to heat, and carries out moulding with mould 11 simultaneously; Its principle is the alternating current magnetic wave of the scope irradiation appropriate frequency that will heat facing to thing 10 to be processed, makes polar molecule in the thing 10 to be processed receive electromagnetic wave to influence reciprocal vibrations and heats up.Can know that high frequency processing is the indirect to particular range carried out; Having heating concentrates; Advantages such as security is good, but there only have the subregion to be heated with the high frequency processing mode when the ball sheet surface imprint indenture to be moulding, and the characteristic that its heating is concentrated when needs produce the groove of the big width and the degree of depth lets working (machining) efficiency low on the contrary; And heated ball sheet radiating efficiency is relatively poor, and the effect that also makes the ball sheet after processing, finalize the design is undesirable.Therefore, in order to increase the wide dark of spherome surface groove, the embossing operation that conventional use high frequency processing mode is made no seam ball ball sheet obviously haves much room for improvement.
Summary of the invention
Therefore; Main purpose of the present invention is to provide a kind of method that sphere has dark lines embossing ball of being convenient to be manufactured on; Can on the ball sheet, suppress on a large scale and the lines of deep trench, and increase the radiating effect after the processing of ball sheet, make the benefit of ball sheet setting better.
For reaching above-mentioned purpose, dark lines ball preparation method of the present invention comprises: prefabricated ball sheet is also inserted in the heater and is heated, and makes ball sheet material thermally equivalent and reaches the crystals melt temperature; The ball sheet that is heated to the crystals melt temperature is placed the cold moudling device, and be lower than the mould compression moulding ball sheet of crystals melt temperature, the appearance of ball sheet is formalized simultaneously with temperature; To be attached at preprepared ball inner bag top layer by the ball sheet of the setting of colding pressing in regular turn, and make ball inner bag top layer on average stick above-mentioned ball sheet; And the above-mentioned ball inner bag of sticking the ball sheet of cold moudling inserted the shaping program that carries out the sphere curvature in the heater, use form one have a high out of roundness ball.
In a preferred embodiment, the method for above-mentioned prefabricated ball sheet comprises: transparent thermoplastic polyurethane (being designated hereinafter simply as TPU) film is inserted carry out hot plastic uptake shaping and cutting edge in the mould; The TPU film of having cut out the limit is inserted in the ball die; And penetrate the TPU foaming and combine with the TPU film, formed a three-dimensional ball sheet after cooling.
Carry out before the step of the hot plastic uptake shaping of above-mentioned TPU film, further comprise: the dorsal part in the TPU film is provided with a design layer; And after treating the design layer drying, print transparent polyurethane (being designated hereinafter simply as PU) layer in the design layer surface.And have better pliability and pliability in order to increase the TPU layer that foaming penetrates, can be when carrying out above-mentioned ejaculation TPU foaming and combine, in the ejaculation of TPU blowing agent interpolation nitrogen with the TPU film.
In another preferred embodiment, the method for above-mentioned prefabricated ball sheet comprises: the TPU film is inserted carry out hot plastic uptake shaping and cutting edge in the mould; And one on top of another the closing of TPU film and ethylene/vinyl acetate copolymer (being designated hereinafter simply as EVA) pasted to form the ball sheet.
Before the step of carrying out hot plastic uptake of above-mentioned TPU film and cutting edge, further one design layer is set, and prints the PU layer in the design layer surface at TPU film dorsal part.Use the design layer wearing and tearing of avoiding the ball surface.
And the preparation method of above-mentioned ball inner bag comprises: a prefabricated inner bag with spherical capsule bag, and coat in the outer surface of above-mentioned inner bag a thread layers is set; And the emulsion layer that one gluing is used being set at above-mentioned thread layers outer surface, the space that makes above-mentioned latex series of strata fill up above-mentioned thread layers forms a complete ball inner bag.
Said thread layers knits out a plurality of have knitting line staggered interface points with knitting line to spread to all around around the ring-type mode by preset basic point of inner bag outer surface; And strengthen gradually around the ring radius with a determining deviation, braiding arrives the maximum radius place and dwindles braiding gradually with uniform distances again and form a sphere network structure around the ring radius until another end points of above-mentioned inner bag.
Above-mentioned interface point system is cross-linked institute by the knitting line of four direction at least and constitutes, and controls each interface point by this and makes percentage elongation and the spreading amplitude of time spent receiving various direction stress
In another preferred embodiment, above-mentioned thread layers is made as a dome shape looped fabric, and above-mentioned dome shape looped fabric is by the preset warp on the preset ball surface that cooperates above-mentioned inner bag radius, forms a sphere with a determining deviation around the axis braiding of above-mentioned preset sphere.
In a possible embodiments, the above-mentioned method of on average sticking above-mentioned ball sheet on ball inner bag top layer comprises: with adjacent surface and interior millet cake glue around the ball sheet; And and get a plurality of ball sheets and paste and be incorporated into ball inner bag outer surface and form a spheroid.
In another possible embodiments, the above-mentioned method of on average sticking above-mentioned ball sheet on ball inner bag top layer comprises: with adjacent surface place's point glue around the ball sheet, and get suitable ball sheet and paste mutually and be bonded into hemispherical ball sheet; And get two hemispherical ball sheets, in inner face and adjacent surface place's point glue of hemispherical ball sheet, the more spherical ball sheet of above-mentioned two halves is pasted and be incorporated into ball inner bag outer surface and form a spheroid.
The present invention uses the heating board that the ball sheet is carried out moulding and cooling and shaping with cold stamping die after on average heating again; Thereby overcome and commonly use high frequency and add man-hour; The problem that the range of work is narrow and small and cooling velocity is slow all significantly improves the working depth and the precision of ball sheet surface pattern.Re-use the mode that multilayer pastes the ball sheet is combined balling-up with the ball inner bag, thereby the joint suture that produces can avoid the ball sheet to sew up the time, and finally reach and make the ball surface and have wide dark lines, and surperficial out of roundness is high, the no seam ball purpose that structural strength is strong.
Description of drawings
Fig. 1 system carries out the sketch map of ball sheet embossing to commonly use the high frequency technology;
Fig. 2 is a sketch map of moulding ball sheet lines among the present invention with cold forming;
Fig. 3 pastes the sketch map of making ball with dark lines ball sheet among the present invention;
Fig. 4 is a preferred embodiments sketch map of ball sheet in the construction drawing 2;
Fig. 5 lies in the sketch map that ball sheet surface adds design layer;
Fig. 6 is another preferred embodiments sketch map of ball sheet in the construction drawing 2;
Fig. 7 is a preferred embodiments sketch map of making the ball inner bag;
Fig. 8 is a sketch map of making ball inner bag thread layers one preferred embodiments;
Fig. 9 is a sketch map of making another preferred embodiments of ball inner bag thread layers;
Figure 10 is the sketch map that binds ball sheet one preferred embodiments; And
Figure 11 is the sketch map that binds another preferred embodiments of ball sheet.
[primary clustering symbol description]
11---embossing mould 261---adjacent surface 40---spheroid
20---ball sheet 27---inner face 41--ball inner bag
21---ball plate substrate 271---inner face 42---inner bag
The hemispherical ball sheet of 22---TPU film 28---43---thread layers
23---design layer 30---cold stamping die 431---interface point
24---PU layer 31---ball die 44---latex
25---EVA layer 32---mould
The specific embodiment
Now for ease of further structure, use and the characteristic thereof of this creation being had darker clear and definite, full and accurate understanding and the understanding of one deck, preferred embodiment is enumerated in the whence, cooperates graphic detailed description following:
See also Fig. 2 and Fig. 3 at present; As shown in the figure; The preparation method of the dark lines ball of the present invention comprises following steps: at first prefabricated ball sheet 20 and the ball sheet 20 that will make are in advance inserted in the heater and are heated, and make ball sheet 20 thermally equivalents and reach the crystals melt temperature of polymeric material in the ball sheet 20; The ball sheet 20 that then will be heated to the crystals melt temperature places the cold moudling device, and is lower than the cold stamping die 30 direct compression moulding ball sheets 20 of crystals melt temperature with temperature, in 20 appearance of ball sheet, makes the 20 cooling setting of ball sheet; Be attached at preprepared ball inner bag 41 top layers to the ball sheet 20 of the setting of colding pressing in regular turn again, make ball inner bag 41 top layers on average stick above-mentioned ball sheet 20; The ball inner bag 41 that to stick ball sheet 20 again after the completion is inserted the shaping program that carries out the sphere curvature in the spherical module 33, uses to form the spheroid with high out of roundness and excellent surface resistance.
See also Fig. 4 and Fig. 5 again, wherein, the step of making above-mentioned ball sheet 20 in advance is transparent thermoplastic polyurethane (abbreviating TPU as) film 22 to be inserted to carry out hot plastic uptake shaping and cutting edge in the ball die 31 earlier; Then will cut out the TPU film 22 on limit inserts in the mould 32; And foam with TPU and to penetrate and combines with TPU film 22, treat that all material cooling back forms the ball sheet 20 of a solid.And visual demand is provided with pattern in ball sheet 20 surfaces, and in this preferred embodiment, the append mode of pattern is at the dorsal part of TPU film 22 design layer 23 to be set earlier; Treat that the dry back of design layer 23 prints transparent PU layer 24 in design layer 23 surfaces, then carry out the step of above-mentioned making ball sheet 20 again with the TPU film 22 that is provided with design layer 23 and polyurethane (abbreviating PU as) layer 24.
And when carrying out the step of above-mentioned TPU foaming ejaculation, can in the TPU blowing agent, sneak into nitrogen and penetrate simultaneously, to increase TPU foaming layer pliability and the pliability that penetrates.
See also Fig. 6 again; In another preferred embodiment shown in the figure; The step of above-mentioned prefabricated ball sheet 20 is: TPU film 22 and ethylene/vinyl acetate copolymer (abbreviating EVA as) layer 25 are coincided paste to form ball plate substrate 21, again by cutting in the said ball plate substrate 21 and the moulding ball sheet 20 that goes out appropriate size.
Before the step of carrying out above-mentioned TPU film 22 hot plastic uptakes and cutting edge, also further one design layer 23 is set at TPU film 22 dorsal parts, and print PU layers 24 in design layer 23 surface.Use design layer 23 wearing and tearing of avoiding the ball surface.
See also Fig. 7 and Fig. 8, shown in figure, the step of making ball inner bag 41 is at present: a prefabricated inner bag 42 with spherical capsule bag, and coat in the outer surface of above-mentioned inner bag 42 thread layers 43 is set; And the emulsion layer 44 that one gluing is used is set at above-mentioned thread layers 43 outer surfaces, making above-mentioned emulsion layer 44 is that the space of filling up above-mentioned thread layers 43 forms a complete ball inner bag 41.
In this preferred embodiment; Above-mentioned thread layers 43 knits out a plurality of have knitting line staggered interface points 431 with knitting line to spread to all around around the ring-type mode by preset basic point of inner bag 42 outer surfaces; And strengthen gradually around the ring radius with a determining deviation, braiding arrives the maximum radius place and dwindles braiding gradually with uniform distances again and form a sphere network structure around the ring radius until another end points of above-mentioned inner bag 42.And above-mentioned interface point 431 is to be cross-linked institute by the knitting line of four direction at least to constitute, and control each interface point by this and make percentage elongation and the spreading amplitude of time spent receiving various direction stress, yet this is merely the usefulness that illustrates, and is not in a limitative way.
See also Fig. 9 again; In another preferred embodiment shown in the figure; Above-mentioned thread layers 43 is made as a dome shape looped fabric, and above-mentioned dome shape looped fabric is by the preset warp on the preset ball surface that cooperates above-mentioned inner bag 42 radiuses, forms a sphere with a determining deviation around the axis braiding of above-mentioned preset sphere.
See also Figure 10, shown in figure, above-mentioned step of sticking ball sheet 20 on ball inner bag 41 top layers comprises at present: with adjacent surface 26 and 27 glue of inner face around the ball sheet 20; And get a plurality of ball sheets 20 and paste and be incorporated into ball inner bag 41 outer surfaces and form a spheroid 40.
See also Figure 11 again, in another preferred embodiment, the step of sticking ball sheet 20 on ball inner bag 41 top layers comprises: with adjacent surface 26 place's point glue around the ball sheet 20, and get suitable ball sheet 20 and paste mutually and be bonded into hemispherical ball sheet 28; And get two hemispherical ball sheets 28, in inner face 261 and adjacent surface 271 place's point glue of hemispherical ball sheet 28, the more spherical ball sheet 28 of above-mentioned two halves is pasted and be incorporated into ball inner bag 41 outer surfaces and form a spheroid 40.
The above embodiment that lifts; Only use to convenient and explain that this creation is not in a limitative way; Not from this creation spirit category, be familiar with various simple and easy distortion and modification that this industry technical staff is done according to this creation claim and creation explanation, all must include in the application's claim.
Claims (10)
1. the preparation method of a dark lines ball, its step comprises:
Prefabricated ball sheet is also inserted in the heater and is heated, and makes ball sheet material thermally equivalent and reaches the crystals melt temperature;
The ball sheet that is heated to the crystals melt temperature is placed the cold moudling device, and be lower than the mould compression moulding ball sheet of crystals melt temperature, the appearance of ball sheet is formalized simultaneously with temperature;
To be attached at preprepared ball inner bag top layer by the ball sheet of the setting of colding pressing in regular turn, and make ball inner bag top layer on average stick above-mentioned ball sheet; And
The above-mentioned ball inner bag of sticking the ball sheet of cold moudling is inserted the shaping program that carries out the sphere curvature in the heater, use the ball that formation one has high out of roundness.
2. the preparation method of dark lines ball according to claim 1; It is characterized in that: above-mentioned prefabricated ball sheet be with transparent thermoplastic polyurethane (TPU) film insert carry out in the mould that hot plastic uptake is shaped and cutting edge after, insert in the ball die with thermoplastic polyurethane (TPU) and combine the three-dimensional ball sheet that foams and penetrate and form.
3. the preparation method of dark lines ball according to claim 2 is characterized in that: the dorsal part of above-mentioned thermoplastic polyurethane (TPU) film further is provided with a design layer, and is provided with transparent polyurethane (TPU) layer in the design layer surface.
4. the preparation method of dark lines ball according to claim 1; It is characterized in that: above-mentioned prefabricated ball sheet be with thermoplastic polyurethane (TPU) film insert carry out in the mould that hot plastic uptake is shaped and cutting edge after, again thermoplastic polyurethane (TPU) film and one on top of another the closing of ethylene/vinyl acetate copolymer (EVA) are pasted formed ball sheet.
5. the preparation method of dark lines ball according to claim 4 is characterized in that: carry out further at TPU film dorsal part one design layer being set before the step of hot plastic uptake of above-mentioned TPU film and cutting edge, and print the PU layer in the design layer surface.
6. the preparation method of dark lines ball according to claim 1; It is characterized in that: above-mentioned ball inner bag comprises an inner bag with spherical capsule bag; And coat in the outer surface of above-mentioned inner bag a thread layers is set; At said thread layers outer surface the emulsion layer that one gluing is used is set, makes above-mentioned latex series of strata fill up the space of above-mentioned thread layers.
7. the preparation method of dark lines ball according to claim 6; It is characterized in that: above-mentioned thread layers knits out a plurality of have knitting line staggered interface points with knitting line to spread to all around around the ring-type mode by preset basic point of inner bag outer surface; And strengthen gradually around the ring radius with a determining deviation, braiding arrives the maximum radius place and dwindles braiding gradually with uniform distances again and form a sphere network structure around the ring radius until another end points of above-mentioned inner bag.
8. the preparation method of dark lines ball according to claim 6; It is characterized in that: above-mentioned thread layers is made as a dome shape looped fabric; Above-mentioned dome shape looped fabric is by the preset warp on the preset ball surface that cooperates above-mentioned inner bag radius, forms a sphere with a determining deviation around the axis braiding of above-mentioned preset sphere.
9. the preparation method of dark lines ball according to claim 1 is characterized in that: the above-mentioned step of on average sticking the ball sheet on ball inner bag top layer comprises:
With adjacent surface and interior millet cake glue around the ball sheet; And
And get a plurality of ball sheets and paste and be incorporated into ball inner bag outer surface and form a spheroid.
10. the preparation method of dark lines ball according to claim 1 is characterized in that: the above-mentioned step of on average sticking the ball sheet on ball inner bag top layer comprises:
With adjacent surface place's point glue around the ball sheet, and get suitable ball sheet and paste mutually and be bonded into hemispherical ball sheet; And
Get two hemispherical ball sheets,, the more spherical ball sheet of above-mentioned two halves is pasted and be incorporated into ball inner bag outer surface and form a spheroid in inner face and adjacent surface place's point glue of hemispherical ball sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010586620XA CN102527000A (en) | 2010-12-14 | 2010-12-14 | Preparation method of deep-texture ball |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010586620XA CN102527000A (en) | 2010-12-14 | 2010-12-14 | Preparation method of deep-texture ball |
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| CN102527000A true CN102527000A (en) | 2012-07-04 |
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| CN201010586620XA Pending CN102527000A (en) | 2010-12-14 | 2010-12-14 | Preparation method of deep-texture ball |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107118A (en) * | 2017-06-23 | 2019-01-01 | 天津市赫恩思体育用品有限公司 | One bulb liner twines yarn feeding device |
| WO2021088318A1 (en) * | 2019-11-05 | 2021-05-14 | 长泰化学工业(惠州)有限公司 | Integrated ball piece and manufacturing method therefor, and ball and manufacturing method therefor |
| CN114770990A (en) * | 2022-04-02 | 2022-07-22 | 东莞市佳恒玩具有限公司 | Processing method of PVC (polyvinyl chloride) ball |
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| CN101024308A (en) * | 2006-02-24 | 2007-08-29 | 龙伟实业股份有限公司 | Wear-resisting sphere piece making method |
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- 2010-12-14 CN CN201010586620XA patent/CN102527000A/en active Pending
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| US5954595A (en) * | 1998-01-27 | 1999-09-21 | Antonious; Anthony J. | Metalwood type golf club head with bi-level off-set outer side-walls |
| CN2356710Y (en) * | 1998-08-04 | 2000-01-05 | 胡两发 | Improvement of ball structure |
| CN2374217Y (en) * | 1999-04-23 | 2000-04-19 | 王启荣 | Carry-on golf bag |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107118A (en) * | 2017-06-23 | 2019-01-01 | 天津市赫恩思体育用品有限公司 | One bulb liner twines yarn feeding device |
| WO2021088318A1 (en) * | 2019-11-05 | 2021-05-14 | 长泰化学工业(惠州)有限公司 | Integrated ball piece and manufacturing method therefor, and ball and manufacturing method therefor |
| CN114770990A (en) * | 2022-04-02 | 2022-07-22 | 东莞市佳恒玩具有限公司 | Processing method of PVC (polyvinyl chloride) ball |
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