CN109331433B - Manufacturing process of machine-pasted basketball - Google Patents
Manufacturing process of machine-pasted basketball Download PDFInfo
- Publication number
- CN109331433B CN109331433B CN201811407478.0A CN201811407478A CN109331433B CN 109331433 B CN109331433 B CN 109331433B CN 201811407478 A CN201811407478 A CN 201811407478A CN 109331433 B CN109331433 B CN 109331433B
- Authority
- CN
- China
- Prior art keywords
- basketball
- ribs
- manufacturing
- ball
- skin
- 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.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Tyre Moulding (AREA)
Abstract
The invention relates to a manufacturing process of a machine-pasted basketball, which comprises the following process steps: step a, manufacturing a reticular rib; b, manufacturing a basketball middle tyre; c, manufacturing a basketball ball cover; d, arranging a basketball ball cover; e, sticking ball skins; f, attaching the net-shaped ribs; the invention relates to a manufacturing process of a machine-pasted basketball, which subverts the traditional manufacturing process of the machine-pasted basketball in the current market, and the manufacturing process comprises the steps of manufacturing the ball stems, namely ribs, into a net shape, then sleeving the net-shaped ribs on the initially-formed basketball pasted with the ball cover, combining each rib on the surface of the basketball into a net shape to form a whole, wherein interfaces are not arranged between the ribs, the basketball manufactured by the method is more similar to the traditional manual basketball, and the phenomenon that the ends of the ball stem ends are tilted, namely the skin tilting phenomenon, can not occur in the future use process of the basketball.
Description
Technical Field
The invention relates to a manufacturing process of a machine-pasted basketball.
Background
The traditional basketball is divided into a rubber ball and an adhesive ball, the common adhesive basketball is an adhesive basketball and is made of an inner container, a middle container skin, a ball mouth and the like. The inner container is a bladder and is the heart of the ball, and the innermost layer of the ball is made of black rubber; the middle liner skin is positioned outside the yarn layer, is an adhesive layer of the skin and is made of black rubber; the ball leather is divided into synthetic leather (such as superfine strong fiber, PU, PVC and the like) and genuine leather; the ball nozzle is used for inflating the ball. The existing glued ball is formed by manually gluing a ball skin on a bladder, and the technical and industrial difficulties, the labor cost and the skin pasting efficiency cannot be broken through are considered. Therefore, the machine is considered to be used for sticking the skin so as to improve the production efficiency and reduce the cost. In the manufacturing process of the traditional mechanically-pasted basketball, a ball skin and a rib (ball stalk) made of rubber are respectively placed in a mold, then a vulcanized basketball middle tyre is placed in the mold with the ball skin and the ball stalk, and then the ball skin, the ball stalk and the basketball middle tyre are bonded into a whole in a pressurizing and heating mode.
Disclosure of Invention
The invention aims to provide a manufacturing process of a machine-pasted basketball, which is simple in process and suitable for industrial production, and the manufactured basketball cannot have the phenomenon that the ball stalk is tilted.
The purpose of the invention is realized by the following technical scheme: a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: manufacturing ribs on the surface of the basketball into net-shaped ribs according to the designed shape of the basketball;
b, manufacturing a basketball middle tyre;
c, manufacturing a basketball ball cover;
d, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin sticking machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin sticking machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs;
step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball.
Compared with the prior art, the invention has the advantages that: the invention relates to a manufacturing process of a machine-pasted basketball, which subverts the traditional manufacturing process of the machine-pasted basketball in the current market, and the manufacturing process comprises the steps of manufacturing the ball stems, namely ribs, into a net shape, then sleeving the net-shaped ribs on the initially-formed basketball pasted with the ball cover, combining each rib on the surface of the basketball into a net shape to form a whole, wherein interfaces are not arranged between the ribs, the basketball manufactured by the method is more similar to the traditional manual basketball, and the phenomenon that the ends of the ball stem ends are tilted, namely the skin tilting phenomenon, can not occur in the future use process of the basketball.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a mesh rib of the present invention.
Detailed Description
The invention is described in detail below with reference to the drawings and examples of the specification:
a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: manufacturing ribs on the surface of the basketball into net-shaped ribs according to the designed shape of the basketball;
b, manufacturing a basketball middle tyre;
c, manufacturing a basketball ball cover;
d, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption; the semi-spherical mould A is uniformly provided with air holes for sucking the basketball ball skin by vacuum air extraction, and the inner wall surface of the semi-spherical mould A is provided with ball skin grooves for placing the basketball ball skin at intervals; because of the interval setting between ball skin groove and the ball skin groove for paste the basketball surface of ball skin, can form the recess that is used for holding basketball muscle strip (ball stalk line) between basketball ball skin and the basketball ball skin.
E, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached;
step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball.
The ribs are made of rubber, so that the obtained whole reticular ribs have certain elasticity, the reticular ribs can be expanded and sleeved on the pre-formed basketball with partial air elimination, and the net ribs can be expanded, so that the pre-formed basketball can be partially air eliminated. In step f, the whole mesh-shaped ribs can be cut into two parts, and then the cut mesh-shaped ribs are sleeved on the initially formed basketball.
The specific method for manufacturing the mesh ribs in the step a can be as follows:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds, the inner wall surfaces of which are smooth and are matched with the spherical internal molds, wherein the hollow external molds are provided with material injection holes;
3) placing the spherical inner mold in one hollow outer mold, buckling the two hollow outer molds, injecting raw materials which are heated and melted and are used for manufacturing the ribs into the hollow outer molds through the material injection holes, shaking the molds for 10-30s, heating to realize uniform vulcanization, and then demolding to obtain the reticular ribs; wherein, the temperature is controlled to be 130-150 ℃ and the vulcanizing time is 12-16 min.
The net-shaped ribs in the step a can also be manufactured in a vulcanization mode, and the specific method for manufacturing the net-shaped ribs comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds with smooth inner wall surfaces and matched with the spherical internal molds;
3) cutting the thin rubber material for manufacturing the ribs into strips and plugging the strips into rib grooves on the inner sphere mold;
4) placing the spherical inner die filled with the rubber thin material into one hollow outer die, buckling the two hollow outer dies, heating and extruding to realize vulcanization, and then demolding to obtain the reticular ribs; wherein, during the vulcanization, the inner mold and the outer mold are controlled to be tightly closed, the temperature is controlled to be 130-150 ℃, and the vulcanization time is 2-5 min.
The specific method for manufacturing the basketball middle tire in the step b comprises the following steps: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tyre with a smooth surface (without any rib line and groove), brushing a layer of glue on the surface of the basketball middle tyre, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within the range of 55-60 ℃, and the drying time is 3-5 min.
The specific method for manufacturing the basketball sheet in the step c is as follows; cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein the drying temperature of the basketball ball skin is 110-120 ℃, and the drying time is 10-20 seconds.
In the step e, the inflation pressure is 0.6-1.0Mpa, the heating temperature is 40-60 ℃, and the inflation and heating time is controlled to be 10-20 s.
In the step f, deflating the primarily formed basketball to the pressure of 3-4 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 0.6-1.0Mpa, the heating temperature is 50-65 ℃, and the time for heating while inflating is controlled to be 3-5 min.
The manufacturing method of the machine-pasted basketball further comprises the step g of finishing the appearance of the basketball, checking a finished product and testing leakage.
The present invention will be described in more detail with reference to the following embodiments:
the first embodiment is as follows:
a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: the ribs on the surface of the basketball are made into net ribs according to the designed shape of the basketball. The mesh ribs are shown in figure 1; the specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds, the inner wall surfaces of which are smooth and are matched with the spherical internal molds, wherein the hollow external molds are provided with material injection holes;
3) placing the spherical inner mold in one hollow outer mold, buckling the two hollow outer molds, injecting a rubber raw material which is heated and melted and is used for manufacturing the ribs into the hollow outer molds through the material injection holes, shaking the molds for 10s, heating to realize uniform vulcanization, and then demolding to obtain the reticular ribs; wherein the temperature is controlled at 150 ℃ during vulcanization, and the vulcanization time is 12 min.
B, manufacturing a basketball middle tyre: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tyre with a smooth surface (without any rib line and groove), brushing a layer of glue on the surface of the basketball middle tyre, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within 55 ℃, and the drying time is 5 min.
C, manufacturing a basketball ball cover: cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein, brushing glue once, drying in an oven, brushing glue once again, and drying in the oven, namely, a method of drying in two ovens and brushing glue twice is adopted. Wherein, the temperature for drying the basketball ball skin each time is 110 ℃, and the total time for drying in the oven for two times is 20 s.
D, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached; wherein the inflation pressure is 0.6Mpa, the heating temperature is 60 deg.C, and the inflation and heating time is controlled to 10 s.
Step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball. Wherein, the primary formed basketball is deflated until the pressure is 3 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 0.6Mpa, the heating temperature is 65 ℃, and the time for heating while inflating is controlled to be 5 min.
And g, finishing the appearance of the basketball, checking a finished product and testing leakage.
Example two:
a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: the ribs on the surface of the basketball are made into net ribs according to the designed shape of the basketball. The mesh ribs are shown in figure 1; the specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds, the inner wall surfaces of which are smooth and are matched with the spherical internal molds, wherein the hollow external molds are provided with material injection holes;
3) placing the spherical inner mold in one hollow outer mold, buckling the two hollow outer molds, injecting a rubber raw material which is heated and melted and is used for manufacturing the ribs into the hollow outer molds through the material injection holes, shaking the molds for 30s, heating to realize uniform vulcanization, and then demolding to obtain the reticular ribs; wherein the temperature is controlled at 130 ℃ during vulcanization, and the vulcanization time is 16 min.
B, manufacturing a basketball middle tyre: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tyre with a smooth surface (without any rib line and groove), brushing a layer of glue on the surface of the basketball middle tyre, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within 60 ℃, and the drying time is 3 min.
C, manufacturing a basketball ball cover: cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein, brushing glue once, drying in an oven, brushing glue once again, and drying in the oven, namely, a method of drying in two ovens and brushing glue twice is adopted. Wherein, the temperature for drying the basketball ball skin each time is 120 ℃, and the total time for drying in the oven for two times is 10 seconds.
D, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached; wherein the inflation pressure is 1.0Mpa, the heating temperature is 40 deg.C, and the inflation and heating time is controlled to be 20 s.
Step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball. Wherein, the primary formed basketball is deflated until the pressure is 4 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 1.0Mpa, the heating temperature is 50 ℃, and the time for heating while inflating is controlled to be 3 min.
And g, finishing the appearance of the basketball, checking a finished product and testing leakage.
Example three:
a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: the ribs on the surface of the basketball are made into net ribs according to the designed shape of the basketball. The mesh ribs are shown in figure 1; the specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds, the inner wall surfaces of which are smooth and are matched with the spherical internal molds, wherein the hollow external molds are provided with material injection holes;
3) placing the spherical inner mold in one hollow outer mold, buckling the two hollow outer molds, injecting a rubber raw material which is heated and melted and is used for manufacturing the ribs into the hollow outer molds through the material injection holes, shaking the molds for 20s, heating to realize uniform vulcanization, and then demolding to obtain the reticular ribs; wherein the temperature is controlled at 140 ℃ during vulcanization, and the vulcanization time is 15 min.
B, manufacturing a basketball middle tyre: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tyre with a smooth surface (without any rib line and groove), brushing a layer of glue on the surface of the basketball middle tyre, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within 58 ℃, and the drying time is 4 min.
C, manufacturing a basketball ball cover: cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein, brushing glue once, drying in an oven, brushing glue once again, and drying in the oven, namely, a method of drying in two ovens and brushing glue twice is adopted. Wherein, the temperature for drying the basketball ball skin each time is 115 ℃, and the total time for drying in the oven for two times is 16 seconds.
D, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached; wherein the inflation pressure is 0.8Mpa, the heating temperature is 50 deg.C, and the inflation and heating time is controlled to 15 s.
Step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball. Wherein, the primary formed basketball is deflated to the pressure of 3.5 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 0.8Mpa, the heating temperature is 60 ℃, and the time for heating while inflating is controlled to be 4 min.
And g, finishing the appearance of the basketball, checking a finished product and testing leakage.
Example four:
a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: manufacturing ribs on the surface of the basketball into net-shaped ribs according to the designed shape of the basketball; the specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds with smooth inner wall surfaces and matched with the spherical internal molds;
3) cutting the thin rubber material for manufacturing the ribs into strips and plugging the strips into rib grooves on the inner sphere mold;
4) placing the spherical inner die filled with the rubber thin material into one hollow outer die, buckling the two hollow outer dies, heating and extruding to realize vulcanization, and then demolding to obtain the reticular ribs; wherein, during vulcanization, the inner mold and the outer mold are controlled to be tightly closed, the temperature is controlled to be 130 ℃, and the vulcanization time is 5 min.
B, manufacturing a basketball middle tyre: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tyre with a smooth surface (without any rib line and groove), brushing a layer of glue on the surface of the basketball middle tyre, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within 55 ℃, and the drying time is 5 min.
C, manufacturing a basketball ball cover: cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein, brushing glue once, drying in an oven, brushing glue once again, and drying in the oven, namely, a method of drying in two ovens and brushing glue twice is adopted. Wherein, the temperature for drying the basketball ball skin each time is 110 ℃, and the total time for drying in the oven for two times is 20 seconds.
D, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached; wherein the inflation pressure is 0.6Mpa, the heating temperature is 60 deg.C, and the inflation and heating time is controlled to 10 s.
Step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball. Wherein, the primary formed basketball is deflated until the pressure is 3 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 0.6Mpa, the heating temperature is 65 ℃, and the time for heating while inflating is controlled to be 5 min.
g. And (5) finishing the appearance of the basketball, inspecting the finished product and testing leakage.
Example five:
a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: the ribs on the surface of the basketball are made into net ribs according to the designed shape of the basketball. The specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds with smooth inner wall surfaces and matched with the spherical internal molds;
3) cutting the thin rubber material for manufacturing the ribs into strips and plugging the strips into rib grooves on the inner sphere mold;
4) placing the spherical inner die filled with the rubber thin material into one hollow outer die, buckling the two hollow outer dies, heating and extruding to realize vulcanization, and then demolding to obtain the reticular ribs; wherein, during vulcanization, the inner mold and the outer mold are controlled to be tightly closed, the temperature is controlled to be 150 ℃, and the vulcanization time is 2 min.
B, manufacturing a basketball middle tyre: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tyre with a smooth surface (without any rib line and groove), brushing a layer of glue on the surface of the basketball middle tyre, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within 60 ℃, and the drying time is 3 min.
C, manufacturing a basketball ball cover: cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein, brushing glue once, drying in an oven, brushing glue once again, and drying in the oven, namely, a method of drying in two ovens and brushing glue twice is adopted. Wherein, the temperature for drying the basketball ball skin each time is 120 ℃, and the total time for drying in the oven for two times is 10 seconds.
D, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached; wherein the inflation pressure is 1.0Mpa, the heating temperature is 40 deg.C, and the inflation and heating time is controlled to be 20 s.
Step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball. Wherein, the primary formed basketball is deflated until the pressure is 4 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 1.0Mpa, the heating temperature is 50 ℃, and the time for heating while inflating is controlled to be 3 min.
And g, finishing the appearance of the basketball, checking a finished product and testing leakage.
Example six:
a manufacturing process of a machine-pasted basketball comprises the following process steps:
step a, manufacturing a reticular rib: the ribs on the surface of the basketball are made into net ribs according to the designed shape of the basketball. The specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds with smooth inner wall surfaces and matched with the spherical internal molds;
3) cutting the thin rubber material for manufacturing the ribs into strips and plugging the strips into rib grooves on the inner sphere mold;
4) placing the spherical inner die filled with the rubber thin material into one hollow outer die, buckling the two hollow outer dies, heating and extruding to realize vulcanization, and then demolding to obtain the reticular ribs; wherein, during vulcanization, the inner mold and the outer mold are controlled to be tightly closed, the temperature is controlled to be 140 ℃, and the vulcanization time is 3 min.
B, manufacturing a basketball middle tyre: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tyre with a smooth surface (without any rib line and groove), brushing a layer of glue on the surface of the basketball middle tyre, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within 58 ℃, and the drying time is 4 min.
C, manufacturing a basketball ball cover: cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein, brushing glue once, drying in an oven, brushing glue once again, and drying in the oven, namely, a method of drying in two ovens and brushing glue twice is adopted. Wherein, the temperature for drying the basketball ball skin each time is 115 ℃, and the total time for drying in the oven for two times is 16 seconds.
D, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached; wherein the inflation pressure is 0.8Mpa, the heating temperature is 50 deg.C, and the inflation and heating time is controlled to 15 s.
Step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball. Wherein, the primary formed basketball is deflated to the pressure of 3.5 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 0.8Mpa, the heating temperature is 60 ℃, and the time for heating while inflating is controlled to be 4 min.
And g, finishing the appearance of the basketball, checking a finished product and testing leakage.
It should be noted that while the above describes exemplifying embodiments of the invention, those skilled in the art will appreciate that the description is made only by way of example and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (8)
1. The manufacturing process of the machine-pasted basketball is characterized in that: the method comprises the following process steps:
step a, manufacturing a reticular rib: manufacturing ribs on the surface of the basketball into net-shaped ribs according to the designed shape of the basketball;
b, manufacturing a basketball middle tyre;
c, manufacturing a basketball ball cover;
d, arranging a basketball ball cover: c, flatly arranging the basketball ball skins obtained in the step c in two hemispherical molds A of a rubber skin sticking machine, and enabling the basketball ball skins to cling to the inner surfaces of the two hemispherical molds A of the rubber skin sticking machine through vacuum adsorption;
e, sticking ball skins; b, placing the basketball middle tire obtained in the step b into the hemispherical mold A placed with the basketball ball skin in the step d, closing the two hemispherical molds A of the rubber skin attaching machine, inflating the basketball middle tire placed in the hemispherical mold A of the rubber skin attaching machine, and heating the basketball middle tire and the basketball ball skin at the same time to enable the basketball ball skin and the basketball middle tire to be pre-bonded into a whole to form a pre-formed basketball without the ribs attached;
step f, attaching the net-shaped ribs: taking out the preliminary formed basketball obtained in the step e, carrying out partial degassing treatment, then expanding the reticular ribs obtained in the step a, sleeving the reticular ribs on the periphery of the degassed preliminary formed basketball, manually aligning the reticular ribs, and accommodating each rib of the reticular ribs into a groove formed between the basketball ball skin and the basketball ball skin; and then placing the preliminary formed basketball sleeved with the reticular ribs into a mold consisting of two hemispherical molds B with smooth inner wall surfaces, closing the mold, and carrying out inflation and heating on the preliminary formed basketball placed in the mold to realize the thermal bonding of the reticular ribs and the preliminary formed basketball, thus obtaining the mechanically-bonded basketball.
2. The process for manufacturing a machine-pasted basketball as claimed in claim 1, wherein the process comprises the following steps: the specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds, the inner wall surfaces of which are smooth and are matched with the spherical internal molds, wherein the hollow external molds are provided with material injection holes;
3) placing the spherical inner mold in one hollow outer mold, buckling the two hollow outer molds, injecting raw materials which are heated and melted and are used for manufacturing the ribs into the hollow outer molds through the material injection holes, shaking the molds for 10-30s, heating to realize uniform vulcanization, and then demolding to obtain the reticular ribs; wherein, the temperature is controlled to be 130-150 ℃ and the vulcanizing time is 12-16 min.
3. The process for manufacturing a machine-pasted basketball as claimed in claim 1, wherein the process comprises the following steps: the specific method for manufacturing the net-shaped ribs in the step a comprises the following steps:
1) according to the designed shape of the basketball, rib grooves corresponding to the basketball are carved on an internal sphere model;
2) preparing two hemispherical hollow external molds with smooth inner wall surfaces and matched with the spherical internal molds;
3) cutting the thin rubber material for manufacturing the ribs into strips and plugging the strips into rib grooves on the inner sphere mold;
4) placing the spherical inner die filled with the rubber thin material into one hollow outer die, buckling the two hollow outer dies, heating and extruding to realize vulcanization, and then demolding to obtain the reticular ribs; wherein, during the vulcanization, the inner mold and the outer mold are controlled to be tightly closed, the temperature is controlled to be 130-150 ℃, and the vulcanization time is 2-5 min.
4. The process for manufacturing a machine-pasted basketball as claimed in claim 1, wherein the process comprises the following steps: the specific method for manufacturing the basketball middle tire in the step b comprises the following steps: winding a yarn layer on the surface of the basketball liner, then wrapping a rubber middle liner leather on the surface of the yarn layer, vulcanizing to form a basketball middle tire with a smooth surface, brushing a layer of glue on the surface of the basketball middle tire, and drying for later use; wherein the temperature for drying the basketball middle tyre is controlled within the range of 55-60 ℃, and the drying time is 3-5 min.
5. The process for manufacturing a machine-pasted basketball as claimed in claim 1, wherein the process comprises the following steps: the specific method for manufacturing the basketball sheet in the step c is as follows; cutting the leather according to the shape of the designed basketball, brushing glue on the back of the cut leather, and drying to form a basketball skin; wherein the drying temperature of the basketball ball skin is 110-120 ℃, and the drying time is 10-20 s.
6. The process for manufacturing a machine-pasted basketball as claimed in claim 1, wherein the process comprises the following steps: in the step e, the inflation pressure is 0.6-1.0Mpa, the heating temperature is 40-60 ℃, and the inflation and heating time is controlled to be 10-20 s.
7. The process for manufacturing a machine-pasted basketball as claimed in claim 1, wherein the process comprises the following steps: in the step f, deflating the primarily formed basketball to the pressure of 3-4 psi; when the net-shaped ribs are thermally bonded with the pre-formed basketball, the inflation pressure of the pre-formed basketball is 0.6-1.0Mpa, the heating temperature is 50-65 ℃, and the time for heating while inflating is controlled to be 3-5 min.
8. The process for manufacturing a machine-pasted basketball as claimed in claim 1, wherein the process comprises the following steps: step g, finishing the appearance of the basketball, checking the finished product and testing leakage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811407478.0A CN109331433B (en) | 2018-11-23 | 2018-11-23 | Manufacturing process of machine-pasted basketball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811407478.0A CN109331433B (en) | 2018-11-23 | 2018-11-23 | Manufacturing process of machine-pasted basketball |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109331433A CN109331433A (en) | 2019-02-15 |
| CN109331433B true CN109331433B (en) | 2020-07-10 |
Family
ID=65317367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811407478.0A Active CN109331433B (en) | 2018-11-23 | 2018-11-23 | Manufacturing process of machine-pasted basketball |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109331433B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111481890A (en) * | 2020-04-23 | 2020-08-04 | 杨永悦 | Manufacturing process of wave basketball |
| CN112516551B (en) * | 2020-12-01 | 2022-04-19 | 厦门元保运动器材有限公司 | Method for manufacturing machine-pasted inflatable ball |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651208A (en) * | 2005-03-10 | 2005-08-10 | 天津南华利生体育用品有限公司 | Manufacturing technology of binding basketball by machine and its special mould |
| JP2012139453A (en) * | 2011-01-05 | 2012-07-26 | Molten Corp | Ball |
| CN103935058A (en) * | 2014-04-24 | 2014-07-23 | 福建元吉体育用品有限公司 | Novel manufacturing process of mechanically fitted basketball |
| CN104524748A (en) * | 2014-12-31 | 2015-04-22 | 通城辉隆体育用品有限公司 | Envelope-pasted rubber ball and manufacturing process thereof |
| CN204380137U (en) * | 2014-12-31 | 2015-06-10 | 通城辉隆体育用品有限公司 | A kind of sticky ball |
| CN108099231A (en) * | 2017-12-21 | 2018-06-01 | 王冠华 | A kind of manufacture craft of basketball |
| CN108115957A (en) * | 2016-11-29 | 2018-06-05 | 江苏天凌体育用品有限公司 | A kind of fissureless machine patch basketball preparation method of not degumming |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040259670A1 (en) * | 2003-06-18 | 2004-12-23 | Yen-Li Chang | Basketball |
| US8608599B2 (en) * | 2009-03-20 | 2013-12-17 | Nike, Inc. | Sport ball casing and methods of manufacturing the casing |
-
2018
- 2018-11-23 CN CN201811407478.0A patent/CN109331433B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651208A (en) * | 2005-03-10 | 2005-08-10 | 天津南华利生体育用品有限公司 | Manufacturing technology of binding basketball by machine and its special mould |
| JP2012139453A (en) * | 2011-01-05 | 2012-07-26 | Molten Corp | Ball |
| CN103935058A (en) * | 2014-04-24 | 2014-07-23 | 福建元吉体育用品有限公司 | Novel manufacturing process of mechanically fitted basketball |
| CN104524748A (en) * | 2014-12-31 | 2015-04-22 | 通城辉隆体育用品有限公司 | Envelope-pasted rubber ball and manufacturing process thereof |
| CN204380137U (en) * | 2014-12-31 | 2015-06-10 | 通城辉隆体育用品有限公司 | A kind of sticky ball |
| CN108115957A (en) * | 2016-11-29 | 2018-06-05 | 江苏天凌体育用品有限公司 | A kind of fissureless machine patch basketball preparation method of not degumming |
| CN108099231A (en) * | 2017-12-21 | 2018-06-01 | 王冠华 | A kind of manufacture craft of basketball |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109331433A (en) | 2019-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104524748B (en) | A kind of sticky ball and its manufacture craft | |
| CN103935058B (en) | Novel machine pastes the manufacture craft of basketball | |
| CN109331433B (en) | Manufacturing process of machine-pasted basketball | |
| WO2016070467A1 (en) | Multi-layer inflatable toy and preparation method therefor | |
| US4151029A (en) | Method of making tennis balls | |
| CN106827587A (en) | The forming method of application and its wing of the HSM techniques in wing shaping | |
| US2819753A (en) | Method of making an inflated hollow rubber article | |
| CN109093908A (en) | Mold and sole coating method for sole coating | |
| CN109435284B (en) | Manufacturing method of machine-pasted basketball and pressing line shaping device of machine-pasted basketball | |
| CN111973959A (en) | Manufacturing method of ball, TPU leather, vulcanizing mold and machine-pasted ball | |
| CN108556389A (en) | A kind of light weight and the ETPU sole molding process with air cushion appearance | |
| CN205438983U (en) | Ball is mould for veneer gluing | |
| CN217091994U (en) | Machine pastes basketball | |
| CN114515421A (en) | Machine-pasted basketball and manufacturing process thereof | |
| KR101812963B1 (en) | Process for the manufacture of implants or intermediate products of such implants as well as implants and intermediate products obtained by such process | |
| TW584566B (en) | Method for producing basketball | |
| CN109276861B (en) | Method for mechanically manufacturing leather ball | |
| CN104527095B (en) | Process of manufacturing a carbon fiber rim | |
| CN209500689U (en) | Sport ball | |
| CN112516551B (en) | Method for manufacturing machine-pasted inflatable ball | |
| CN113021944A (en) | Forming method and die for wing | |
| CN205438994U (en) | Ball line ball seal section mould utensil | |
| CN105904752A (en) | Method for integrally molding midsole and outsole in midsole production process, and sole made through method | |
| US2734011A (en) | robinson | |
| CN205735691U (en) | A kind of utricule sulfurizing mould of tyre moulding capsules |
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 |