CN217091994U - Machine pastes basketball - Google Patents
Machine pastes basketball Download PDFInfo
- Publication number
- CN217091994U CN217091994U CN202220230220.3U CN202220230220U CN217091994U CN 217091994 U CN217091994 U CN 217091994U CN 202220230220 U CN202220230220 U CN 202220230220U CN 217091994 U CN217091994 U CN 217091994U
- Authority
- CN
- China
- Prior art keywords
- basketball
- ribs
- ball
- machine
- tyre
- 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
Landscapes
- Tyre Moulding (AREA)
- Tires In General (AREA)
Abstract
The utility model relates to a machine-pasted basketball, which comprises a spherical basketball middle tyre, a plurality of ball skins pasted on the surface of the basketball middle tyre, and a plurality of ribs arranged on the surface of the basketball middle tyre and correspondingly embedded between the ball skins; the machine-pasted basketball manufacturing process can better position the basketball middle tire and the mold, can paste the ball skin at the accurate position of the surface of the basketball middle tire, further enables the ribs to be embedded at the accurate position of the basketball middle tire, and improves the quality of the machine-pasted basketball and the stability of the basketball quality; the setting of child surface recess in the basketball of this machine subsides basketball makes the rib can be smoothly from imbedding between ball skin and the ball skin, with the laminating of child surface in the basketball.
Description
Technical Field
The utility model relates to a machine pastes 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 is positioned outside the yarn layer and is an adhesive layer of the surface skin; 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. Traditional machine pastes basketball it in the manufacturing process, when putting the ball skin in half ball mould, the unable accurate positioning of ball skin, and the child also can not be fine puts in half ball mould's accurate position in the basketball simultaneously for the gap size between the ball skin on basketball surface and the ball skin is inhomogeneous, and then makes the width of rib inhomogeneous, influences the quality of basketball and the stability of basketball quality.
Disclosure of Invention
An object of the utility model is to provide a machine pastes basketball that production simple process and quality are good.
The purpose of the utility model is realized through the following technical scheme:
a machine-pasted basketball comprises a spherical basketball middle tyre, a plurality of ball skins pasted on the surface of the basketball middle tyre, and a plurality of ribs which are arranged on the surface of the basketball middle tyre and are correspondingly embedded between the ball skins; the basketball middle tyre is provided with a groove which is matched with the ribs and is used for accommodating the ribs to be embedded.
The distribution of the ribs on the surface of the basketball can be determined according to the designed appearance shape of the basketball.
Preferably, the depth of the groove is 0.3-2.5 mm.
Preferably, the ribs are connected with each other in a net shape to form the net-shaped ribs.
Furthermore, the mesh ribs are sleeved on the basketball middle tyre, and all the ribs of the mesh ribs are embedded in the corresponding grooves in a detachable manner; the ribs are in interference fit with the grooves. The ribs of the basketball can be replaced at any time, and after the basketball is used for a period of time, users can replace the mesh ribs with different styles or colors according to own preferences.
The net-shaped ribs are sleeved on the basketball middle tire, and the ribs of the net-shaped ribs are embedded, stuck and fixed in the corresponding grooves.
Preferably, the width of the ribs is gradually reduced from the outside to the inside. I.e., the width of the ribs decreases from the surface of the basketball towards the interior of the basketball.
Preferably, the section of each rib is in an inverted triangle shape, an inverted trapezoid shape or a U-shaped shape.
The basketball middle tyre comprises a spherical basketball inner container, a yarn winding layer and a middle tyre cover, wherein the yarn winding layer is coated on the periphery of the basketball inner container, the middle tyre cover is coated on the periphery of the yarn winding layer, and the groove is formed in the middle tyre cover. The ribs and the ball cover are arranged on the outer surface of the middle tire cover.
The manufacturing process of the machine-pasted basketball comprises the following process steps:
step a, manufacturing a basketball middle tire: winding a yarn layer on the surface of a basketball liner, then wrapping a middle tire skin on the surface of the yarn layer, and then placing the basketball liner in a spherical mold for vulcanization, wherein the inner surface of the spherical mold is provided with a bulge A matched with a corresponding rib, and after vulcanization, a basketball middle tire with a groove on the surface is formed; brushing a layer of glue on the surface of the basketball middle tire, and drying for later use; wherein the drying temperature of the basketball middle tyre is controlled within the range of 55-60 ℃, and the drying time is 3-5 min;
the spherical die is divided into an upper hemispherical die and a lower hemispherical die, and the inner surfaces of the upper hemispherical die and the lower hemispherical die are provided with bulges A matched with the corresponding ribs;
b, manufacturing a ball cover; the specific method for manufacturing the ball cover 2 in the step b 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 ball cover 2; wherein the drying temperature of the ball skin 2 is 110-120 ℃, and the drying time is 10-20 s.
Step c, ball skin arrangement: b, flatly arranging the ball skins obtained in the step b in two hemispherical molds A of a skin sticking machine, and enabling the ball skins to cling to the inner surfaces of the two hemispherical molds A of the skin sticking machine through vacuum adsorption; the inner surface of the hemispherical die A is provided with a protrusion B matched with the corresponding rib, and the ball skin is arranged in an area surrounded by the protrusion B and the protrusion B;
d, sticking ball skins; b, placing the basketball middle tire obtained in the step a in a hemispherical mold A placed with the ball cover in the step c, wherein when the basketball middle tire is placed, the grooves in the surface of the basketball middle tire are embedded with the corresponding bulges B in the hemispherical mold A; closing two hemispherical molds A of a skin sticking machine, then inflating the middle basketball tyre placed in the hemispherical molds A of the skin sticking machine, and simultaneously heating the middle basketball tyre and the ball skin to pre-bond the ball skin and the middle basketball tyre into a whole to form a pre-formed basketball without ribs;
in step d, the inflation pressure is set to be 0.6-1.0Mpa, the heating temperature is 40-60 ℃, and the inflation and heating time is controlled to be 10-20 s.
The manufacturing method of the hemispherical die is a conventional technology because the shapes and sizes of the bulges A and B are matched with those of the ribs. Therefore the utility model discloses do not provide hemisphere mould A and go up hemisphere mould, lower hemisphere mould's structure in detail.
Step e, rib embedding: and d, taking out the primary formed basketball obtained in the step d, and then embedding each rib into the corresponding groove. The basketball ribs may be formed using conventional methods.
Preferably, the manufacturing process of the machine-pasted basketball further comprises the following steps of f, hot pasting of ribs and a middle tire of the basketball: putting the preliminary formed basketball embedded with the ribs in the step e 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 in the mold to realize hot bonding of the ribs and a middle tire of the basketball to obtain the mechanically-bonded basketball;
and f, when the ribs are thermally bonded with the initially formed basketball, the inflation pressure of the 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 following steps: and (5) finishing the appearance of the basketball, inspecting the finished product and testing leakage.
Preferably, the manufacturing process of the mechanically-bonded basketball further comprises the following step g of manufacturing the net-shaped ribs before the step e: connecting all ribs on the surface of the basketball to form net-shaped ribs according to the designed shape of the basketball; each rib is in interference fit with the groove; and e, when ribs are embedded, taking out the primary formed basketball obtained in the step d, carrying out partial degassing treatment, expanding the reticular ribs obtained in the step g, sleeving the expanded reticular ribs on the periphery of the degassed primary formed basketball, manually aligning the ribs of the reticular ribs, and pressing and embedding each rib of the reticular ribs into the corresponding groove.
The utility model discloses the concrete method of netted rib preparation in step g can be for:
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 raw materials for manufacturing the ribs can be silica gel, rubber, EVA, TPU and the like.
The utility model discloses the concrete method of netted rib preparation in step g can also be:
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 material for manufacturing the ribs into strips and plugging the strips into rib grooves on the inner sphere mold;
4) placing the ball inner die filled with the 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 net-shaped rib; 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 thin material can be silica gel, rubber, EVA, TPU and the like.
The utility model discloses an applicant has developed the preparation technology of a machine subsides basketball in early stage, this preparation technology does not set up the recess 13 that holds rib 3 in the basketball on child 1, so when step c arranges ball skin 2, used hemisphere mould just need not set up corresponding arch, it is not good to fix a position when child 1 places in the mould in will having the basketball, and ball skin 2 places the position and is not good to confirm, and then lead to the gap width or the position that hold rib 3 that forms between ball skin 2 and the ball skin 2 inhomogeneous, make 3 overall arrangement of rib on whole basketball surface inhomogeneous or 3 width inhomogeneous of rib, the quality of basketball is unstable. In addition, because the basketball middle tyre 1 is not provided with the groove 13 for accommodating the rib 3, the groove for embedding the rib 3 is only formed by a gap between the ball cover 2 and the ball cover 2, the depth of the groove is only determined by the thickness of the ball cover 2, and the groove is not deep enough to influence the embedding of the rib 3.
Compare prior art, the utility model has the advantages of: the utility model discloses a manufacturing process of basketball is pasted to machine, child surface forms the recess in the step a messenger basketball, step c arranges that the internal surface of the hemisphere mould A of ball skin is equipped with the protruding B that matches with the rib, this just makes the basketball in the child when placing in hemisphere mould A, can accurately adjust the position of child in the basketball, guarantee that the recess on its surface aligns the gomphosis with the protruding B that corresponds, simultaneously, because protruding B's setting, the ball skin can be accurate place in the region in enclosing city between protruding B and protruding B, the accuracy that the position was placed to the ball skin has been improved. Therefore, the manufacturing process of the machine-pasted basketball of the utility model can better position the middle tire of the basketball and the mold, and can paste the ball skin at the accurate position of the surface of the middle tire of the basketball, thereby embedding the ribs at the accurate position of the middle tire of the basketball, and improving the quality of the machine-pasted basketball and the stability of the quality of the basketball;
in addition, because the width and the depth of the rib grooves on the convex A on the spherical mould in the step a, the convex B on the mould in the step c and the spherical inner mould in the step g are determined in the mould manufacturing process, the width and the depth of the ribs are fixed, the width of the ribs of the whole basketball is more uniform, and the appearance of the basketball is more natural.
The setting of child surface recess in the basketball makes the rib can be smoothly from imbedding between ball skin and the ball skin, with the laminating of child surface in the basketball.
Drawings
Fig. 1 is a schematic structural view of the basketball middle tire of the present invention.
Fig. 2 is a schematic structural view of the machine-pasted basketball of the present invention.
Fig. 3 is an enlarged view of I in fig. 2.
Fig. 4 is a cross-sectional view of a tendon.
Fig. 5 is a schematic structural view of a reticular stem strip.
Description of reference numerals: 1 basketball middle tyre, 11 basketball inner containers, 12 yarn winding layers, 13 grooves, 14 middle tyre skins, 2 ball skins, 3 ribs and 31 net ribs.
Detailed Description
The invention is described in detail below with reference to the drawings and examples of the specification:
the first embodiment is as follows:
as shown in fig. 1-3, a schematic structural diagram of a mechanical basketball sticker is shown.
The machine-pasted basketball comprises a spherical basketball middle tyre 1, a plurality of ball skins 2 pasted on the surface of the basketball middle tyre 1, and a plurality of ribs 3 which are arranged on the surface of the basketball middle tyre 1 and are correspondingly embedded between the ball skins 2 and the ball skins 2; the basketball middle tyre 1 is provided with a groove 13 which is matched with the ribs 3 and is used for accommodating the ribs 3 to be embedded.
The distribution of the ribs 3 on the surface of the basketball can be determined according to the designed appearance of the basketball.
The depth of the groove 13 is 0.3-2.5 mm.
The width of the ribs 3 is gradually reduced from the outside to the inside.
The section of each rib 3 is in an inverted trapezoid shape.
The basketball middle tyre 1 comprises a basketball inner container 11, a yarn winding layer 12 coated on the periphery of the basketball inner container 11 and a middle tyre cover 14 coated on the periphery of the yarn winding layer 12, wherein the groove 13 is formed in the middle tyre cover 14. The ribs 3 and the ball cover 2 are arranged on the outer surface of the middle tire cover 14.
The manufacturing process of the machine-pasted basketball comprises the following process steps:
step a, manufacturing a basketball middle tire 1: winding a yarn layer on the surface of a basketball liner 11, then wrapping a middle tire skin on the surface of the yarn layer, and then placing the basketball liner in a spherical mold for vulcanization, wherein the inner surface of the spherical mold is provided with a protrusion A matched with the corresponding rib 3, and after vulcanization, a basketball middle tire 1 with a groove 13 on the surface is formed; brushing a layer of glue on the surface of the basketball middle tyre 1, and drying for later use; wherein the drying temperature of the basketball middle tyre 1 is controlled within the range of 55-60 ℃, and the drying time is 3-5 min;
the spherical mould is divided into an upper hemispherical mould and a lower hemispherical mould, and the inner surfaces of the upper hemispherical mould and the lower hemispherical mould are provided with bulges A matched with the corresponding ribs 3;
step b, manufacturing a ball cover 2: 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 ball cover 2; wherein the drying temperature of the ball skin 2 is 110-120 ℃, and the drying time is 10-20 s.
Step c, arranging ball cover 2: b, flatly arranging the ball skins 2 obtained in the step b in two hemispherical molds A of a skin sticking machine, and enabling the ball skins 2 to be tightly attached to the inner surfaces of the two hemispherical molds A of the skin sticking machine through vacuum adsorption; the inner surface of the hemispherical mold A is provided with a protrusion B matched with the corresponding rib 3, and the ball skin 2 is arranged in an area surrounded by the protrusion B and the protrusion B;
d, sticking ball covers 2; b, placing the basketball middle tire 1 obtained in the step a into the hemispherical mold A placed with the ball cover 2 in the step c, and embedding the grooves 13 on the surface of the basketball middle tire 1 into the corresponding bulges B in the hemispherical mold A when the basketball middle tire is placed; closing two hemispherical molds A of a skin sticking machine, then inflating the basketball middle tire 1 placed in the hemispherical molds A of the skin sticking machine, and simultaneously heating the basketball middle tire 1 and the ball skin 2 to enable the ball skin 2 and the basketball middle tire 1 to be pre-bonded into a whole to form a pre-formed basketball without ribs 3;
in the step d, 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.
Step e, rib embedding: and d, taking out the primary formed basketball obtained in the step d, and then embedding the ribs 3 soaked with the glue into the corresponding grooves 13.
The ribs of the basketball can be formed by conventional methods.
Step f, hot fitting of the ribs 3 and the basketball middle tire 1: placing the pre-formed basketball embedded with the ribs 3 in the step e 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 pre-formed basketball in the mold to realize hot bonding of the ribs 3 and the middle tire 1 of the basketball to obtain the mechanically-bonded basketball;
and f, when the ribs 3 are thermally bonded with the initially formed basketball, the inflation pressure of the 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.
Step h: and (5) finishing the appearance of the basketball, inspecting the finished product and testing leakage.
Example two:
a machine-pasted basketball comprises a spherical basketball middle tyre 1, a plurality of ball skins 2 pasted on the surface of the basketball middle tyre 1, and a plurality of ribs 3 which are arranged on the surface of the basketball middle tyre 1 and are correspondingly embedded between the ball skins 2 and the ball skins 2; the basketball middle tyre 1 is provided with a groove 13 which is matched with the ribs 3 and is used for accommodating the ribs 3 to be embedded.
The distribution of the ribs 3 on the surface of the basketball can be determined according to the designed appearance of the basketball.
The depth of the groove 13 is 0.3-2.5 mm.
The ribs 3 are connected with the ribs 3 to form a net shape, and a net-shaped rib 31 is formed, as shown in fig. 5.
The mesh ribs 31 are sleeved on the basketball middle tyre 1, and the ribs 3 of the mesh ribs 31 are embedded in the corresponding grooves 13 in a detachable manner; the ribs 3 are in interference fit with the grooves 13.
The width of the ribs 3 is gradually reduced from the outside to the inside.
The section of the rib 3 is in an inverted triangle shape, an inverted trapezoid shape or a U-shaped shape, as shown in fig. 4.
The basketball middle tyre 1 comprises a basketball inner container 11, a yarn winding layer 12 covering the periphery of the basketball inner container 11 and a middle tyre skin 14 covering the periphery of the yarn winding layer 12, wherein the groove 13 is formed in the middle tyre skin 14. The ribs 3 and the ball cover 2 are arranged on the outer surface of the middle tire cover 14.
The manufacturing process of the machine-pasted basketball comprises the following process steps:
step a, manufacturing a basketball middle tire 1: winding a yarn layer on the surface of a basketball liner 11, then wrapping a middle tyre skin on the surface of the yarn layer, and then placing the basketball liner in a spherical mould for vulcanization, wherein the inner surface of the spherical mould is provided with a protrusion A matched with the corresponding rib 3, and after vulcanization, a basketball middle tyre 1 with a groove 13 on the surface is formed; brushing a layer of glue on the surface of the basketball middle tyre 1, and drying for later use; wherein the drying temperature of the basketball middle tyre 1 is controlled within the range of 55-60 ℃, and the drying time is 3-5 min;
the spherical mould is divided into an upper hemispherical mould and a lower hemispherical mould, and the inner surfaces of the upper hemispherical mould and the lower hemispherical mould are provided with bulges A matched with the corresponding ribs 3;
step b, manufacturing a ball cover 2: 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 ball cover 2; wherein the drying temperature of the ball skin 2 is 110-120 ℃, and the drying time is 10-20 s.
Step c, arranging ball cover 2: b, flatly arranging the ball skins 2 obtained in the step b in two hemispherical molds A of a skin sticking machine, and enabling the ball skins 2 to be tightly attached to the inner surfaces of the two hemispherical molds A of the skin sticking machine through vacuum adsorption; the inner surface of the hemispherical mold A is provided with a protrusion B matched with the corresponding rib 3, and the ball skin 2 is arranged in an area surrounded by the protrusion B and the protrusion B;
d, sticking ball covers 2; b, placing the basketball middle tire 1 obtained in the step a into the hemispherical mold A placed with the ball cover 2 in the step c, and embedding the grooves 13 on the surface of the basketball middle tire 1 into the corresponding bulges B in the hemispherical mold A when the basketball middle tire is placed; closing two hemispherical molds A of a skin sticking machine, then inflating the basketball middle tire 1 placed in the hemispherical molds A of the skin sticking machine, and simultaneously heating the basketball middle tire 1 and the ball skin 2 to enable the ball skin 2 and the basketball middle tire 1 to be pre-bonded into a whole to form a pre-formed basketball without ribs 3;
in the step d, 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.
Step g, manufacturing the mesh ribs 31: connecting all the ribs 3 on the surface of the basketball to form a reticular rib 31 according to the designed shape of the basketball; wherein each rib 3 is in interference fit with the groove 13;
the specific method for manufacturing the net-shaped ribs 31 in the step g 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 die in one hollow outer die, buckling the two hollow outer dies, injecting a raw material which is heated and melted and is used for manufacturing the ribs 3 into the hollow outer dies through the material injection holes, shaking the dies for 10-30s, heating to realize uniform vulcanization, and then taking out the dies to obtain the reticular ribs 31; wherein, the temperature is controlled to be 130-150 ℃ and the vulcanizing time is 12-16 min.
Step e, rib embedding: and d, taking out the preformed basketball obtained in the step d, carrying out partial degassing treatment, expanding the reticular ribs 31 obtained in the step g, sleeving the periphery of the degassed preformed basketball, aligning the ribs 3 of the reticular ribs 31 manually, and pressing and embedding each rib 3 of the reticular ribs 31 into the corresponding groove 13. In the step e, deflating the primarily formed basketball to the pressure of 3-4 psi;
step h: and (5) finishing the appearance of the basketball, inspecting the finished product and testing leakage.
In this embodiment, the rib grooves formed by the grooves 13 of the basketball middle tire 1 and the gaps between the ball cover 2 and used for accommodating the ribs 3 are deep enough, and the ribs 3 are made into a net shape and the ribs 3 are in interference fit with the grooves 13, so that the ribs 3 can be firmly embedded in the rib grooves even if the grooves 13 are not coated with glue and are not subjected to a hot fitting process. The ribs 3 of the basketball manufactured by the process are connected with the middle tire 1 of the basketball in a detachable mode, and the effect that the ribs 3 are replaceable can be achieved. After the basketball is used for a period of time, the user can change the mesh ribs 31 with different styles or colors according to the step e.
Example three:
a machine-pasted basketball comprises a spherical basketball middle tyre 1, a plurality of ball skins 2 pasted on the surface of the basketball middle tyre 1, and a plurality of ribs 3 which are arranged on the surface of the basketball middle tyre 1 and are correspondingly embedded between the ball skins 2 and the ball skins 2; the basketball middle tyre 1 is provided with a groove 13 which is matched with the ribs 3 and is used for accommodating the ribs 3 to be embedded.
The distribution of the ribs 3 on the surface of the basketball can be determined according to the designed appearance of the basketball.
The depth of the groove 13 is 0.3-2.5 mm.
The ribs 3 are connected with the ribs 3 to form a net shape, and a net-shaped rib 31 is formed.
The mesh ribs 31 are sleeved on the basketball middle tyre 1, and the ribs 3 of the mesh ribs 31 are embedded in the corresponding grooves 13 and are fixedly adhered to the grooves.
The width of the ribs 3 is gradually reduced from the outside to the inside.
The section of the rib 3 is in an inverted triangle shape, an inverted trapezoid shape or a U-shaped shape.
The basketball middle tyre 1 comprises a basketball inner container 11, a yarn winding layer 12 coated on the periphery of the basketball inner container 11 and a middle tyre cover 14 coated on the periphery of the yarn winding layer 12, wherein the groove 13 is formed in the middle tyre cover 14. The ribs 3 and the ball cover 2 are arranged on the outer surface of the middle tire cover 14.
The manufacturing process of the machine-pasted basketball comprises the following process steps:
step a, manufacturing a basketball middle tire 1: winding a yarn layer on the surface of a basketball liner 11, then wrapping a middle tire skin on the surface of the yarn layer, and then placing the basketball liner in a spherical mold for vulcanization, wherein the inner surface of the spherical mold is provided with a protrusion A matched with the corresponding rib 3, and after vulcanization, a basketball middle tire 1 with a groove 13 on the surface is formed; brushing a layer of glue on the surface of the basketball middle tyre 1, and drying for later use; wherein the drying temperature of the basketball middle tyre 1 is controlled within the range of 55-60 ℃, and the drying time is 3-5 min;
the spherical mould is divided into an upper hemispherical mould and a lower hemispherical mould, and the inner surfaces of the upper hemispherical mould and the lower hemispherical mould are provided with bulges A matched with the corresponding ribs 3;
step b, manufacturing a ball cover 2: 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 ball cover 2; wherein the drying temperature of the ball skin 2 is 110-120 ℃, and the drying time is 10-20 s.
Step c, arranging ball cover 2: b, flatly arranging the ball skins 2 obtained in the step b in two hemispherical molds A of a skin sticking machine, and enabling the ball skins 2 to be tightly attached to the inner surfaces of the two hemispherical molds A of the skin sticking machine through vacuum adsorption; the inner surface of the hemispherical mold A is provided with protrusions B matched with the corresponding ribs 3, and the ball covers 2 are arranged in the regions surrounded by the protrusions B and the protrusions B;
d, sticking ball covers 2; b, placing the basketball middle tire 1 obtained in the step a into the hemispherical mold A placed with the ball cover 2 in the step c, and embedding the grooves 13 on the surface of the basketball middle tire 1 into the corresponding bulges B in the hemispherical mold A when the basketball middle tire is placed; closing two hemispherical molds A of a skin sticking machine, then inflating the basketball middle tire 1 placed in the hemispherical molds A of the skin sticking machine, and simultaneously heating the basketball middle tire 1 and the ball skin 2 to enable the ball skin 2 and the basketball middle tire 1 to be pre-bonded into a whole to form a pre-formed basketball without ribs 3;
in the step d, 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.
Step g, manufacturing the mesh ribs 31: connecting all the ribs 3 on the surface of the basketball to form a reticular rib 31 according to the designed shape of the basketball;
the specific method for manufacturing the net-shaped ribs 31 in the step g 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 inner sphere mold in one of the hollow outer molds, buckling the two hollow outer molds, injecting raw materials which are heated and melted and are used for manufacturing the ribs 3 into the hollow outer molds through the material injection holes, shaking the molds for 10-30s, heating to realize uniform vulcanization, and then taking the molds out to obtain the reticular ribs 31; wherein, the temperature is controlled to be 130-150 ℃ and the vulcanizing time is 12-16 min.
Step e, rib embedding: and d, taking out the preliminarily formed basketball obtained in the step d, carrying out partial degassing treatment, dipping the mesh-shaped ribs 31 obtained in the step g in glue, stretching and sleeving the mesh-shaped ribs 31 on the periphery of the degassed preliminarily formed basketball, manually aligning the ribs 3 of the mesh-shaped ribs 31, and pressing and embedding each rib 3 of the mesh-shaped ribs 31 into the corresponding groove 13. In the step e, deflating the primarily formed basketball to the pressure of 3-4 psi;
step f, hot fitting of the ribs 3 and the basketball middle tire 1: putting the preliminary formed basketball embedded with the reticular ribs 31 in the step e 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 in the mold to realize hot bonding of the ribs 3 and the middle tire 1 of the basketball, thus obtaining the mechanically bonded basketball;
and f, when the ribs 3 are thermally bonded with the basketball middle tyre 1, the inflation pressure of the 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.
Step h: and (5) finishing the appearance of the basketball, inspecting the finished product and testing leakage.
It should be noted that: the above mentioned is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides a machine pastes basketball which characterized in that: the basketball middle tyre comprises a spherical basketball middle tyre (1), a plurality of ball skins (2) stuck to the surface of the basketball middle tyre (1) and a plurality of ribs (3) which are arranged on the surface of the basketball middle tyre (1) and are correspondingly embedded between the ball skins (2) and the ball skins (2); be equipped with on the basketball middle tyre (1) with rib (3) phase-match and hold recess (13) of rib (3) embedding.
2. The machine-plastered basketball of claim 1, wherein: the depth of the groove (13) is 0.3-2.5 mm.
3. The machine-plastered basketball of claim 1, wherein: the ribs (3) are connected with the ribs (3) in a net shape to form net-shaped ribs (31).
4. The machine-plastered basketball of claim 3, wherein: the mesh ribs (31) are sleeved on the basketball middle tire (1), and the ribs (3) of the mesh ribs (31) are embedded in the corresponding grooves (13) in a detachable manner; the ribs (3) are in interference fit with the grooves (13).
5. The machine-plastered basketball of claim 3, wherein: the mesh ribs (31) are sleeved on the basketball middle tire (1) and the ribs (3) of the mesh ribs (31) are embedded and stuck in the corresponding grooves (13).
6. The machine-plastered basketball of claim 1, wherein: the basketball middle tyre (1) comprises a basketball inner container (11), a yarn winding layer (12) coated on the periphery of the basketball inner container (11) and a middle tyre skin (14) coated on the periphery of the yarn winding layer (12), wherein the groove (13) is formed in the middle tyre skin (14).
7. The machine-pasted basketball of any one of claims 1-6, wherein: the width of the ribs (3) is gradually reduced from the outside to the inside.
8. The machine-plastered basketball of claim 7, wherein: the section of each rib (3) is in an inverted triangle shape, an inverted trapezoid shape or a U-shaped shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220230220.3U CN217091994U (en) | 2022-01-27 | 2022-01-27 | Machine pastes basketball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220230220.3U CN217091994U (en) | 2022-01-27 | 2022-01-27 | Machine pastes basketball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217091994U true CN217091994U (en) | 2022-08-02 |
Family
ID=82597439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220230220.3U Active CN217091994U (en) | 2022-01-27 | 2022-01-27 | Machine pastes basketball |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217091994U (en) |
-
2022
- 2022-01-27 CN CN202220230220.3U patent/CN217091994U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104524748B (en) | A kind of sticky ball and its manufacture craft | |
| FI69397C (en) | SKRIDSKOKAENGA | |
| US7862757B2 (en) | Manufacturing method for seamless manmade leather ball | |
| CN103935058A (en) | Novel manufacturing process of mechanically fitted basketball | |
| CN109331433B (en) | Manufacturing process of machine-pasted basketball | |
| TWI597233B (en) | Bicycle seat body manufacturing methods | |
| CN109093908A (en) | Mold and sole coating method for sole coating | |
| CN217091994U (en) | Machine pastes basketball | |
| JPH0529545B2 (en) | ||
| CN114515421A (en) | Machine-pasted basketball and manufacturing process thereof | |
| 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 | |
| CN109435284B (en) | Manufacturing method of machine-pasted basketball and pressing line shaping device of machine-pasted basketball | |
| CN106346813A (en) | Shoemaking mold for integrally molded shoes | |
| CN204380137U (en) | A kind of sticky ball | |
| CN206690433U (en) | Canvas rubber shoe one-step mould curing metal mold | |
| US10307945B2 (en) | Process or the manufacture of implants or intermediate products of such implants as well as implants and intermediate products obtained by such process | |
| TWI583617B (en) | Method of synthesizing functional leather | |
| CN205438994U (en) | Ball line ball seal section mould utensil | |
| CN113058239A (en) | Production process for synthesizing football by using net-shaped mould | |
| JP2023527871A (en) | How to make a bicycle saddle | |
| US9408722B2 (en) | External breast prosthesis | |
| CN212651312U (en) | Mechanical adhesive ball | |
| CN109276861B (en) | Method for mechanically manufacturing leather ball | |
| CN112516551B (en) | Method for manufacturing machine-pasted inflatable ball |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |