CN115253222A - Production process of frame leather-covered sports ball - Google Patents
Production process of frame leather-covered sports ball Download PDFInfo
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- CN115253222A CN115253222A CN202210873485.XA CN202210873485A CN115253222A CN 115253222 A CN115253222 A CN 115253222A CN 202210873485 A CN202210873485 A CN 202210873485A CN 115253222 A CN115253222 A CN 115253222A
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- sports
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B45/00—Apparatus or methods for manufacturing balls
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- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention relates to the technical field of sports goods, and particularly discloses a production process of a ball for frame leather sports, wherein an upper hemisphere A and a lower hemisphere B are respectively prepared from a PE material in an injection molding processing mode; bonding the prepared upper hemisphere A and the prepared lower hemisphere B to prepare a kernel frame C; blanking the semi-finished leather sheets; printing the blanked semi-finished leather sheets; punching the leather sheet by using a punching die; further, glue spraying is carried out on the leather sheets; attaching the skin sheet to the outer surface wall of the inner core frame C; thus, the finished product after the lamination is shaped; and finally, carrying out constant pressure inspection on the finished product, and finishing the manufacturing of the ball for frame leather sports. The production process has the advantages of simple process, easy operation, high yield, few processing personnel, suitability for production of various balls and wide application range.
Description
Technical Field
The invention relates to the technical field of sports goods, in particular to a production process of a ball for frame leather-covered sports.
Background
At present, balls for sports are mostly divided into a hand-sewing ball process, a machine-sewing ball process, a mechanical edge folding and edge melting type machine-pasting ball process, a sliding table type high-frequency machine-pasting and hand-pasting process and a curved surface type leather ball pasting process, so that the balls for sports are produced in batches.
However, the production process in the prior art is complicated in procedure, difficult to operate and low in productivity, and cannot rapidly meet market requirements.
Disclosure of Invention
The invention aims to provide a production process of a frame leather sports ball, and aims to solve the technical problems that the production process in the prior art is complicated in process, difficult to operate, low in productivity and incapable of quickly meeting market requirements.
In order to achieve the purpose, the production process of the frame leather-pasted sports ball adopted by the invention comprises the following steps:
respectively preparing an upper hemisphere A and a lower hemisphere B from the PE material in an injection molding processing mode;
bonding the prepared upper hemisphere A and the prepared lower hemisphere B to prepare an inner core frame C;
blanking the semi-finished leather sheets;
printing the blanked semi-finished leather sheets;
stamping and forming the leather sheet by using a stamping die;
further, glue spraying is carried out on the leather sheets;
attaching a skin sheet to the outer surface wall of the inner core frame C;
thus, the finished product after the lamination is shaped;
and finally, carrying out constant pressure inspection on the finished product, and finishing the manufacturing of the ball for frame leather sports.
Wherein the wall thickness of the inner core frame is 1.0-2.0 mm, and the weight is 200-230 g.
Wherein the leather sheet is made by laminating and drying a leather material with the thickness of 0.6-0.2 mm and foam with the thickness of 4.0mm through natural latex.
Wherein, the semi-finished leather sheet is printed with the semi-finished product through screen printing, and can also be directly printed by using coiled materials.
Wherein the leather sheet is pressed and molded by a stamping die, and the total mass of the leather sheet used by the inner core frame is 175-200 g.
The leather sheet glue spraying method comprises the following steps that a glue passing machine is used for gluing the back face of the printing face of the leather sheet.
During the attaching process, the glued leather sheets and the frame are bonded according to the specification of a process drawing, the leather sheets in the corresponding shapes are attached to the positions of the corresponding wire grooves, and the weight of the finished ball is 415-435 g.
Heating and shaping the finished product after the bonding is finished, so that each skin sheet is completely bonded with the inner core frame C, and the temperature of Wen Wen is set to be 45-60 ℃.
The finished ball is inflated, so that the internal air pressure of the finished ball reaches a detection specified air pressure value, and the pressure difference of the detected finished ball meets the requirement of the event level.
Wherein the joint filling glue used in the production process is a mixture of 700h hot melt glue and 5% of curing agent.
The production process of the frame leather sports ball has the beneficial effects that: the product of the invention has soft and wear-resistant outer skin, firm internal frame, no bias point on the average of the quality of the internal frame structure, high roundness of the ball body, stable and abnormal fluctuation-free motion flight track, the flight track matched with the gravity parabola of the object, and enhanced appreciation and entertainment of sports in the match, and the frame structure is used as an internal support body of the sports ball and is discarded; the sports ball manufactured by the process has the advantages of good impact resilience, shock resistance, no water absorption, good buffering performance, strong corrosion resistance and suitability for various fields of major and non-major, the production process can ensure that the process for manufacturing the sports ball is simple, easy to operate, high in yield, few in processing personnel, suitable for the production of various balls, and wide in application range of the process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of the steps of a process for manufacturing a frame skinned sport ball of the present invention.
Fig. 2 is a schematic structural view of an upper hemisphere a of the first embodiment of the present invention.
Fig. 3 is a schematic structural view of a lower hemisphere B of the first embodiment of the present invention.
Fig. 4 is a schematic structural diagram of the core frame C according to the first embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a finished product of the first embodiment of the invention.
Fig. 6 is a schematic view of the structure of the ball nozzle of the present invention.
Fig. 7 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a third embodiment of the present invention.
FIG. 9 is a table showing the composition of the hot melt adhesive of the present invention.
FIG. 10 is a table of components of the curing agent of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, the present invention provides a production process of a frame leather sports ball, comprising the following steps:
respectively preparing an upper hemisphere A and a lower hemisphere B from the PE material in an injection molding processing mode;
bonding the prepared upper hemisphere A and the prepared lower hemisphere B to prepare an inner core frame C;
blanking the semi-finished leather sheets;
printing the blanked semi-finished leather sheets;
stamping and forming the leather sheet by using a stamping die;
further, glue spraying is carried out on the leather sheets;
attaching a skin sheet to the outer surface wall of the inner core frame C;
thus, the finished product after the lamination is shaped;
and finally, carrying out constant pressure inspection on the finished product, and finishing the manufacturing of the ball for frame leather sports.
The wall thickness of the inner core frame is 1.0-2.0 mm, and the weight is 200-230 g.
The leather sheet is made by attaching and drying a leather material with the thickness of 0.6-0.2 mm and foam with the thickness of 4.0mm through natural latex.
The semi-finished leather sheets are printed with semi-finished products through screen printing, and can also be directly printed by using coiled materials.
And pressing and forming the skin sheet by using a stamping die, wherein the total mass of the skin sheet used by the inner core frame is 175-200 g.
And the rubber sheet is sprayed with the glue by a glue passing machine, so that the back of the printing surface of the rubber sheet is glued.
And in the laminating process, the glued leather sheets and the frame are bonded according to the specification of a process drawing, the leather sheets in the corresponding shapes are laminated at the positions of the corresponding wire grooves, and the weight of the finished ball is 415-435 g.
And heating and shaping the finished product after the lamination is finished to ensure that each skin sheet is completely bonded with the inner core frame C, and adding Wen Wen to be set as 45-60 ℃.
And inflating the finished ball to enable the internal air pressure of the finished ball to reach the air pressure value specified by detection, so that the pressure difference of the detected finished ball meets the requirement of the event level.
The joint filling glue used in the production process is a mixture of 700h hot melt glue and 5% of curing agent.
Through the manufacturing of the process, the product of the invention has soft and wear-resistant outer skin, firm internal frame, no bias point on average in quality of the core frame structure, high roundness of the ball body, stable and abnormal fluctuation-free movement flight track, the flight track matched with the gravity parabola of the object, and enhanced ornamental and entertainment of sports in competition, the frame structure is used as the internal support body of the ball for sports, and the inflatable inner container required by the ball in the traditional process is abandoned, so that the problems of high air leakage rate of the inflatable inner container, easy aging of the ball container and large roundness error are effectively solved, and the flight track is shifted greatly, and the process flow of the invention is shortened, and the product has the advantages of good impact resilience, shock resistance, no water absorption, good buffer performance, strong corrosion resistance and suitability for various fields of professional and non-professional, wherein when the upper hemisphere A and the lower hemisphere B are welded, ultrasonic welding is adopted, the connection strength between the upper hemisphere A and the lower hemisphere B can be enhanced, and the leather material is adopted as a material, so that the outer part of the ball body is more wear-resistant, the foam material is adopted, compared with LPS and EVA material, and PU and TPU material, the PU and the TPE are more stable, and the water impact resistance chart are better than the TPU and the TPU.
After the step of stamping and forming the leather sheet: brushing glue on the inner core frame C, rotationally gluing by adopting glue spraying equipment, hanging the inner core frame C on a chain of an automatic drying tunnel after gluing, and drying the inner core frame C in the drying tunnel, wherein the stability of the drying tunnel is 45-60 ℃.
By brushing glue on the inner core frame C, the leather sheet can be more firmly adhered, and the sum of the glue amount used by the leather sheet and the inner core frame C is 18-22 g.
After the step of brushing glue on the inner core frame C: and the air hole is arranged at the central point of one of the leather sheets, and the snap-in type ball nozzle is arranged.
Can aerify the spheroid through the installation ball mouth, the card that buckle formula ball mouth can be better simultaneously is held on the leather sheet.
The width of a clamping groove of the buckle type ball nozzle is 2-3 mm, the buckle type ball nozzle is convenient to clamp around the air hole, and in order to enable the buckle of the ball nozzle to be tightly clamped with the leather sheet, the surrounding height is pressed into 3.5mm in a high-frequency impressing mode, so that the ball nozzle is convenient to install.
The mode of adopting the high frequency impression can make the installation of ball mouth more convenient to the ball mouth installation is more stable.
The 32-sheet structure used in the present invention is only the first embodiment, and the production process according to the present invention can be applied to any sheet structure design, please refer to fig. 7 for the second embodiment, please refer to fig. 8 for the third embodiment;
the invention breaks through the manufacturing structure of the traditional sports ball, the product has few sheet bodies, the sheet type structure is generally 6-18 sheet bodies, compared with the traditional product structure, the sheet bodies are reduced by 50% -81.25%, the structure is simple, the operation of workers is simple, the air resistance of the finished ball in flight is reduced, the flying stability is increased, meanwhile, the small sheet type is more beneficial to improving the yield of printing productivity, the appearance design is more concise and atmosphere, and the novel sports ball is in line with modern trend, fashion and atmosphere;
the ball body manufactured by the process is full in outer part, large in bonding area among ball pieces, firm and durable, and correspondingly adjusted, optimized and combined in the printing and typesetting process, the gluing process and the fitting process, the technical process is improved and optimized, the current production process is simplified, the competitiveness of enterprise products is enhanced, the products have superiority in the market, and the products can be better accepted by the consumer market.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A production process of a frame leather-pasted sport ball is characterized by comprising the following steps:
respectively preparing an upper hemisphere A and a lower hemisphere B from the PE material in an injection molding processing mode;
bonding the prepared upper hemisphere A and the prepared lower hemisphere B to prepare an inner core frame C;
blanking the semi-finished leather sheets;
printing the blanked semi-finished leather sheets;
stamping and forming the leather sheet by using a stamping die;
further, glue spraying is carried out on the leather sheets;
attaching a skin sheet to the outer surface wall of the inner core frame C;
thus, the finished product after the lamination is shaped;
and finally, carrying out constant pressure inspection on the finished product, and finishing the manufacturing of the ball for the frame leather-attached sports.
2. The process for producing a sports ball covered with a frame as claimed in claim 1, wherein the wall thickness of the core frame is 1.0 to 2.0mm and the weight is 200 to 230g.
3. The process for producing a sports ball covered with frame leather as claimed in claim 2,
the leather sheet is made by attaching and drying 0.6-0.2 mm of leather and 4.0mm of foam through natural latex.
4. A process for the production of a frame-skinned sport ball according to claim 3, wherein the semi-finished skin is printed by screen printing or by direct printing using a web.
5. A process for manufacturing a frame-skinned sport ball as claimed in claim 4,
and pressing and forming the skin sheet by using a stamping die, wherein the total mass of the skin sheet used by the inner core frame is 175-200 g.
6. The process for manufacturing a frame-skinned sport ball as claimed in claim 5, wherein said skin sheet is glue-applied by causing a glue applicator to apply glue to the back of the printed side of said skin sheet.
7. The process for producing a sports ball with a frame attached with leather according to claim 6,
in the process of attaching, the glued leather sheets and the frame are bonded according to the specification of a process drawing, the leather sheets with the corresponding shapes are attached to the positions of the corresponding wire grooves, and the weight of the finished ball is 415-435 g.
8. A process for manufacturing a frame-skinned sport ball as claimed in claim 7,
and heating and shaping the finished product after the bonding is finished, so that each skin sheet is completely bonded with the inner core frame C, and the temperature of Wen Wen is set to be 45-60 ℃.
9. The process for producing a sports ball with a frame attached to a leather according to claim 8,
and inflating the finished ball to enable the internal air pressure of the finished ball to reach the air pressure value specified by detection, so that the pressure difference of the detected finished ball meets the requirement of the event level.
10. The process for producing a sports ball with a frame attached to a leather according to claim 9,
the joint filling glue used in the production process is a mixture of 700h hot melt glue and 5% of curing agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210873485.XA CN115253222A (en) | 2022-07-22 | 2022-07-22 | Production process of frame leather-covered sports ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210873485.XA CN115253222A (en) | 2022-07-22 | 2022-07-22 | Production process of frame leather-covered sports ball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115253222A true CN115253222A (en) | 2022-11-01 |
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ID=83769790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210873485.XA Pending CN115253222A (en) | 2022-07-22 | 2022-07-22 | Production process of frame leather-covered sports ball |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115253222A (en) |
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| CN112843636A (en) * | 2021-01-08 | 2021-05-28 | 南京森恩体育用品有限公司 | Embedded type leather ball and production method thereof |
| CN113058239A (en) * | 2021-04-15 | 2021-07-02 | 覃柳金 | Production process for synthesizing football by using net-shaped mould |
| CN214725665U (en) * | 2021-04-15 | 2021-11-16 | 覃柳金 | A netted mould and interior outer mould for football preparation |
| CN113827931A (en) * | 2020-06-08 | 2021-12-24 | 三芳化学工业股份有限公司 | Thermoplastic polyurethane ball structure and method of making same |
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2022
- 2022-07-22 CN CN202210873485.XA patent/CN115253222A/en active Pending
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| TW200742596A (en) * | 2006-05-03 | 2007-11-16 | Yo Mou Co Ltd | Two half-spheroid joined Exercise toy ball |
| CN200991539Y (en) * | 2007-01-18 | 2007-12-19 | 福人化学股份有限公司 | Soft tennis ball |
| CN102218835A (en) * | 2011-06-02 | 2011-10-19 | 罗传兴 | Liner of ball sports product and manufacture method thereof as well as ball sports product |
| DE102011111495A1 (en) * | 2011-08-30 | 2013-02-28 | Jack Lo | Inflatable sports ball has half ball portions that includes rib structure extended vertically from inner and outer wall surfaces of half ball wall |
| US20150080155A1 (en) * | 2013-09-13 | 2015-03-19 | Zwyxis HongKong Co., Ltd. | Soccer ball and method of making a soccer ball |
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| CN106474692A (en) * | 2016-10-26 | 2017-03-08 | 洞口县昌冠隆体育用品有限公司 | A kind of optimization structure football processing technology |
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