KR101993274B1 - Tire Manufacturing Apparatus and Manufacturing Method thereof - Google Patents

Abstract

The present invention relates to tire manufacturing equipment and a manufacturing method thereof. The present invention includes: a base mold of which cross section is formed in a ring shape; a pair of elastic operation molds which is provided on the outside of the base mold to be separated from each other and moves to be separated or close mutually; an elastic body which is connected between the elastic operation molds and forms a recess unit of the tire; a pair of support molds which is installed to be movable at the outside of the elastic operation molds and supports an outer skin member for tire; first and second driving units which are provided to make the elastic operation molds and the support molds reciprocate; and a control unit which controls the first and second driving units. Thus, the present invention is able to easily separate a tire completed by the operation of the support molds supporting the tire by pushing the tire up to the upper end of the base mold.

Description

Tire manufacturing apparatus and manufacturing method thereof

The present invention relates to a tire manufacturing apparatus and a manufacturing method thereof, and more particularly to a tire manufacturing apparatus and a method for manufacturing the tire which is not punctured with a foam member filled therein, and can be easily separated from the manufacturing apparatus. It is about.

In general, a wheel of a two-wheeled vehicle, such as a bicycle or motorcycle, is a tire that is formed in a circular shape to rotate on the ground, and a rim rotatably supported on the two-wheeled vehicle so that the tire rotates in a circular state by being fitted inside the tire, And a ring support member radially provided at the center of the rim to prevent the rim from being deformed.

The double tire is configured to accommodate a tube in which air is injected into the inner shell member, thereby absorbing the shock transmitted to the occupant from the ground during driving of the road while preventing the tire from being separated from the rim by the expansion force of the air injected into the tube. .

However, if the tire with the tube is stuck to a pointed object while driving on the road, if the tube is punctured, it will be difficult to drive the road, and if you continue to run without immediately solving the tube puncture, the outer member, the tube, and the rim may be damaged. Will occur.

Recently, in order to solve such a problem, a tire that does not have a puncture has been developed, and an apparatus for manufacturing a tire that does not have such a puncture is disclosed in Korean Patent Publication No. 10-2004-0071504 (Patent Document 1).

The no-punk tire manufactured by the tire manufacturing apparatus disclosed in Patent Document 1 has a problem in that attachment and detachment with a rim are not easy and are not easy to separate from the manufacturing apparatus.

Republic of Korea Patent Publication No. 10-1997-0064889

The present invention has been made in view of the above-described problems, and an object thereof is to provide a tire manufacturing apparatus and a method of manufacturing the same, which allow the finished tire to be easily separated from the manufacturing apparatus at the time of manufacturing the no-punk tire.

The present invention for achieving the above object is composed of a pair, between a pair of elastic working mold and a pair of elastic working mold which is inserted into the outer side of the base mold so as to be spaced apart from each other or installed so as to be movable. It is connected to the elastic body for molding the recess of the tire, and is installed on the outer side of the elastic working mold so as to move apart or close to each other, the upper and lower sides of the outer skin member for the tire fitted to the outside of the base mold. And a pair of supporting jigs, a pair of elastic working molds, a first and second driving units for moving the pair of supporting jigs, and a control unit for controlling the first and second driving units. It is done.

In addition, the elastic body is formed in a ring shape having a predetermined height, the cross section in the vertical direction is formed in a curved surface, the surface facing the tire outer shell member may be formed convex.

In addition, the pair of jigs can be formed by protruding support protrusions on the inner edges of the jigs each facing each other in order to support the upper and lower portions of the inner circumference of the tire outer shell member fitted to the outer side of the elastic working mold. Can be.

In addition, a position detection unit may be further provided between the inner peripheral portion of the support mold and the elastic working mold to detect the operating position of the elastic working mold in order to control the deformation of the elastic body.

In addition, the position detection unit may be configured to include a magnet provided in the inner peripheral portion of the support type, and a hall sensor provided in the outer peripheral portion of the elastic working mold and detects the magnetic force of the magnet.

In addition, between the base mold and the elastic working mold, it may be configured to further include a pressing unit for pressing the elastic body toward the tire outer shell member in order to project the elastic body to the inner side of the outer shell member for the tire.

In addition, the pressurizing unit is provided in the outer peripheral portion of the base mold, one end of the pair of the movable member of the ring-shaped and the one of the pair of the movable member is provided with a ring-shaped spaced apart up and down, One end hingedly coupled to the first link having an end inclined downward toward the elastic body and the other moving member of the pair of moving members, and the other end is disposed upwardly inclined toward the elastic body to the other end of the first link. A second link hinged, a pressure link having one end hinged to a hinge portion at which the other end of the first link and the other end of the second link are hinged, and an elastic body coupled to the other end of the pressure link and being in close contact with the elastic body It may be configured to include a pressing member for pressing the, and a third driving unit for moving the pair of moving members, respectively.

In addition, the pressing member is formed in a circular arc shape of a predetermined length so as to press the inner circumferential surface of the ring-shaped elastic body, an inner inclined surface is formed at one end thereof, the outer inclined surface may be formed at the other end.

The present invention also provides a preparation step of preparing a tire manufacturing device and a tire jacket member, a support step of sandwiching the tire jacket member on the outside of the base mold of the tire manufacturing apparatus and supporting the pair of jigs, and tire production. An elastic deformation step of deforming the elastic body fixed to the elastic working mold to protrude to the inside of the tire sheathing member by operating the elastic working mold of the device, and by applying heat to foam the foam member provided inside the tire sheathing member for the tire A molding step of forming an endothelial member by filling the inner part of the member, an elastic body returning step of separating the elastic body from the groove portion of the endothelial member foamed inside the tire outer shell member by operating the elastic working mold and returning it to its original state, and the inner skin The shell member is foamed and molded from the base mold, the support mold and the elastic working mold Key may be configured to include a separation step.

In addition, in the preparing step, after one end of the elastic body is connected to one elastic working mold of the pair of elastic working molds in the tire manufacturing apparatus, the other elastic working mold is operated to move toward one elastic working mold to bring it closer. It may further include an elastic body connecting step for connecting the other end of the elastic body to another elastic working mold.

In addition, the preparation step may be configured to further include an application step for applying a release material for release with the endothelial member that is foam-molded on one surface of the elastic body facing the outer member.

In addition, the supporting step includes a first supporting step of supporting the lower end of the inner peripheral portion of the tire outer cover member by the inner side of the pair of the supporters by inserting the outer skin member for the tire outside the elastic working mold and the outer skin member for the tire. A foam member fitting step of inserting a ring-shaped foam member into an inner side of the foam member, and a second supporting step of supporting an upper end of the pair of support members on the upper support type of the tire outer shell member in which the foam member is fitted; Can be.

In addition, the foam member fitting step may be configured to be performed in the preparation step before the support step of supporting the outer shell member for the tire to the support mold fitted to the outside of the base mold.

In addition, the elastic deformation step may be configured to further include a pressing step for pressing the elastic body toward the shell member by operating the pressing unit.

The elastic body returning step may further include a pulling step of pulling the elastic body toward the base mold by operating the pressure unit.

According to the present invention, the tire can be separated by an operation of the support type supporting the tire, so that the tire can be easily separated.

In addition, since the pressure link of the pressure unit is integrally molded to the elastic body forming the recessed portion of the endothelial member, the elastic body can be easily separated from the endothelial member when the pressure unit is released.

1 is a cross-sectional view showing a tire manufacturing apparatus according to a first embodiment of the present invention.
2 to 4 are cross-sectional views showing the operation of the tire manufacturing apparatus of FIG.
5 is a cross-sectional view showing a tire manufacturing apparatus according to a second embodiment of the present invention.
6 is a cross-sectional view showing a pressing unit in the tire manufacturing apparatus of FIG.
7 is a cross-sectional view showing before and after the operation of the pressurization unit of FIG.
8 is a view showing a tire manufacturing method according to an embodiment of the present invention.

Specific embodiments of the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or custom. Therefore, definitions of these terms should be made based on the contents throughout the specification.

First embodiment

1 is a cross-sectional view showing a tire manufacturing apparatus according to a first embodiment of the present invention, Figures 2 to 4 are sectional views showing the operation of the tire manufacturing apparatus of FIG.

1 to 4, the tire manufacturing apparatus 100 according to the first embodiment of the present invention includes a base mold 110, an elastic working mold 120, an elastic body 130, and a support mold ( 140, the first and second driving units 151 and 152, and the controller 170.

First, the tire to be molded by the tire manufacturing apparatus according to the first embodiment is inserted into the outer shell member 50 and the outer shell member 50 in contact with the ground, one side of the cross section is opened in a circular shape and the inner space is formed. The paper comprises an endothelial member 70 molded by the foam member 60. Such a tire has a structure in which a recess 71 is formed in the endothelial member 70 so as to be easily coupled to the rim of the wheel.

The base mold 110 is formed at a predetermined height in the shape of a pipe having a circular cross section, and is configured in a erected state such as a pillar.

The elastic working mold 120 is formed in a ring-shaped cross-section, is fitted and coupled outside the base mold 110, in the longitudinal direction (up and down in the drawing) of the base mold 110 in the outer peripheral portion of the base mold 110 It is provided to reciprocate. That is, the pair of elastic working mold 120 is spaced apart in the vertical direction, it is configured by connecting between the pair of elastic working mold 120 with an elastic body 130 to be described later.

The pair of elastic working molds 120 are configured to be operated respectively, and the pair is operated by the first driving unit 151 of the driving unit 150, respectively. That is, the pair of elastic working molds 120 are configured to be connected to the first driving unit 151, respectively, and are operated together as the first driving unit 151 is driven at the same time, spaced apart or close to each other. In addition, the pair of elastic working molds 120 may be operated separately, respectively, so that the control unit 170 controls each of the first driving unit 151. That is, the user controls the first driving unit 151 respectively connected to the pair of elastic working molds 120 by operating the control unit 170 so as to operate separately, or each first driving unit 151 may be operated at the same time. It can be configured to be.

The elastic body 130 is connected between the pair of elastic working mold 120 is applied to the compression force during the operation of the elastic working mold 120 protrudes to the inside of the outer skin member 50 for the tire is required to the tire when forming the tire. The groove 71 is molded. That is, the elastic body 130 forms the recess portion 71 in the inner shell member 70 which is foam-molded inside the tire outer shell member 50.

The elastic body 130 is formed in a ring shape so that the upper end and the lower end are connected to the pair of elastic working molds 120.

The elastic body 130 is formed with a convex curved surface so that it protrudes easily when protruding toward the outer skin member 50 for a tire when the elastic working mold 120 is operated.

The support ring 140 is formed in a ring shape to be fitted and coupled to the outer side of the elastic working mold 120, and to support the outer skin member 50 for the tire fitted to the outer side of the elastic working mold 120 from above and below, respectively. It consists of a pair.

The pair of support jigs 140 are spaced apart from each other in the vertical direction, and each of the support jigs 140 is reciprocated in a direction close to or spaced apart from each other by the second driving unit 152.

The pair of jigs 140 have inner edges of the respective jigs 140 facing each other to support the upper and lower portions of the inner circumference of the tire outer shell member 50 fitted to the outer side of the elastic working mold 120, respectively. Protruding support protrusion 141 is formed.

When the support protrusion 141 forms the inner skin member 70 by foaming the foam member 60 inside the tire outer skin member 50 while supporting the upper and lower portions of the inner circumference of the outer skin member 50 for the tire, respectively. The foam member 60 may be prevented from leaking between the inner side of the outer shell member 50 for the tire and the elastic body 130.

Here, the foam member is in a paste state, and contains a foaming agent, and the main component is a resin. The resin may be at least one of natural rubber, synthetic rubber, and synthetic resin, and the resin may be applied to any foamable material.

Synthetic rubbers include styrene butadien rubber (SBR), polychloroprene rubber (CR), nitrile rubber (acrylonitrile-butadiene rubber (NBR), isoprene-isobutylene rubber (IIR), butadiene rubber ( butadiene rubber (BR), isoprene rubber (IR), ethylene propylene rubber (EPR), polysulfide rubber, fluororubber, fluororubber, acrylic rubber (acrylic rubber) may be used.

Synthetic resins include thermosetting resins and thermoplastic resins. Thermoplastic resins include polyethylene, polyvinyl chloride, polypropylene, polyamide, and the like, and thermosetting resins include urea resins, phenol resins, melamine resins, and the like.

On the other hand, the position detection unit 160 for detecting the operating position of the elastic working mold 120 in order to control the deformation of the elastic body 130 between the pair of support mold 140 and the pair of elastic working mold 120. Further provided.

That is, the position detecting unit 160 may stop the operation of the elastic working mold 120 when the elastic body 130 is deformed to an appropriate state when the elastic body 130 is deformed to protrude toward the outer skin member 50 for the tire. The position of the elastic working mold 120 is detected to control the movement of the elastic working mold 120.

The position detecting unit 160 includes a magnet 161 provided at the inner circumferential portion of the support mold 140 and a hall sensor 162 provided at the outer circumferential portion of the elastic working mold 120 and detecting magnetic force of the magnet 161. do. In addition, the position detection unit 160 may include the magnet 161 on the outer circumference of the elastic working mold 120 and the hall sensor 162 on the inner circumference of the support ring 140.

The position detection unit 160 may include a light emitting unit that emits infrared light on the inner circumference of the support mold 140, and an infrared sensor that detects infrared light on the outer circumference of the elastic working mold 120.

The controller 170 is connected to the first and second driving units 151 and 152, the magnet 161 which is the position detecting unit 160, and the hall sensor 162, respectively.

The controller 170 may control or simultaneously drive the first driving units 151 respectively connected to the pair of elastic working molds 120. The controller 170 may control or simultaneously drive the second driving units 152 respectively connected to the pair of supporters 140.

When the magnetic force of the magnet 161 is detected by the hall sensor 162 which is the position detecting unit 160, the controller 170 drives the first driving unit 151 to operate the pair of elastic working molds 120. Control of stopping driving of the driving unit 151 is performed to stop the operation of the pair of elastic working molds 120. That is, when the elastic body 130 is protruded toward the outer skin member 50 for the tire by the operation of the pair of elastic working mold 120, if the appropriate protrusion of the elastic body 130 is made, the magnet 161 in the hall sensor 162. Is configured to detect magnetic force.

Second embodiment

5 is a cross-sectional view showing a tire manufacturing apparatus according to a second embodiment of the present invention, Figure 6 is a cross-sectional view showing a pressing unit in the tire manufacturing apparatus of FIG. 7 is a cross-sectional view showing before and after the operation of the pressing unit of FIG.

5 to 7, the tire manufacturing apparatus according to the second embodiment of the present invention includes a base mold 110, an elastic working mold 120, an elastic body 130, and a support mold 140. , The first and second driving units 152, a pressurizing unit 180, and a control unit 170.

The tire manufacturing apparatus according to the second embodiment of the present invention further includes a pressurizing unit 180 in the tire manufacturing apparatus according to the first embodiment. Accordingly, a detailed description of the base mold 110, the elastic working mold 120, the elastic body 130, the support mold 140, the first and second driving units 151 and 152, and the control unit 170 is described in detail. It is described in the examples and will be omitted below.

The pressing unit 180 is provided between the base mold 110 and the elastic working mold 120 to project the elastic body 130 to the inner side of the tire outer shell member 50 so as to protrude the elastic body 130 into the tire outer shell member 50. To pressurize toward 50).

The pressurizing unit 180 is provided with a pair of moving members 181 movably fitted to the outer circumference of the base mold 110 and spaced up and down, and one of the moving members 181 of the pair of moving members 181. The first link 182 is hinged to one end, and the second link 183 is hinged to one end of the other moving member 181, the first link 182 and the second link (182) Pressing link 184, one end of which is hinged to the hinge portion is hinged to each other and the other end of the pressing link 184, the pressing member 185 is pressed in close contact with the elastic body 130 to press the elastic body 130 It is configured to include.

The moving member 181 is coupled to the cross-section so as to be movable in the outer peripheral portion of the base mold 110 in a ring shape, it is composed of a pair is configured to be close to each other in the direction facing each other or spaced from each other. The pair of moving members 181 are operated by the third driving unit 153, respectively, and may be configured to be moved or moved simultaneously.

The first link 182 is hinged at one end to one of the moving members 181 (upper moving member in FIG. 5) of the pair of moving members 181, and the other end of the pair of elastic working molds 120. It is disposed inclined downward toward the elastic body 130 connected to.

The second link 183 is hinged to one end of the other moving member 181 (the lower moving member in FIG. 5) of the pair of moving members 181, and the other end of the pair of elastic working molds 120. It is disposed inclined upward toward the elastic body 130 connected to).

The first link 182 and the second link 183 are hinged to each other end facing the elastic body 130 to form a hinge having a triangular vertex.

One end of the pressure link 184 is hinged to a hinge portion of which the first link 182 and the second link 183 are hinged, and the other end is connected to the pressure member 185 for pressing the elastic body 130. .

The pressing member 185 is in close contact with the inner circumferential surface of the elastic body 130 to press the elastic body 130, and is formed in an arc shape having a predetermined length. That is, the pressing member 185 is formed in an arc shape of a predetermined length to press the elastic body 130 while being in close contact with the inner circumferential surface of the elastic body 130 in the circumferential direction.

Here, the pressing unit 180 is composed of a plurality, the plurality of pressing members 185 are connected to each other is configured to press the elastic body 130 in a state in close contact with all around the inner circumferential surface of the elastic body 130.

The pressing member 184 is composed of a plurality, it is connected to each other to form a ring shape in close contact with the inner peripheral surface of the elastic body 130. 5 to 7, the pressing member 185 is configured such that portions of neighboring ends overlap each other. Looking at this in detail, when one end of the pressing member 185 on one side (counterclockwise in the drawing) and the other end of the pressing member 185 on the other side (clockwise) overlap with each other one end of the pressing member 185 The inner inclined surface 185a is formed on the inner side, and the outer inclined surface 185b is formed on the outer side of the other end of the other pressing member 185. That is, the inner inclined surface 185a of the one pressing member 185 and the outer inclined surface 185b of the other pressing member 185 are in close contact with each other.

Therefore, when pressing the elastic body 130 toward the outer skin member 50 for the tire with the pressing member 185 to form the groove portion 71 in the inner skin member 70, a plurality of pressing members 185 for the tire It moves toward the outer shell member 50. At this time, the diameter of the plurality of pressing members 185 forming a ring shape is greatly expanded. In this process, the inner inclined surface 185a of the one side pressing member 185 overlapping with each other and the outer inclined surface 185b of the other pressing member 185 are slipped with each other, and the overlapped portion becomes smaller as shown in FIG. 7.

In addition, the plurality of pressing members 185 are all formed in the same shape to facilitate component management when configuring a plurality of pressing units 180. That is, the pressing member 185 is configured by forming one end (clockwise side) of the both ends with the inner inclined surface 185a and the other end with the outer inclined surface 185b.

The plurality of pressing members 185 may be integrally formed with the elastic body 130. That is, when the elastic body 130 is separated from the recess 71 after the recess 71 of the inner skin member 70 is molded, the elastic body 130 closely contacted with the recess 71 is formed on the base mold 110. By pulling toward the side, separation of the elastic body 130 from the groove portion 71 can be facilitated.

The third driving unit 153 is connected to the control unit 170 and operated by the control of the control unit 170, and configured to be driven together with the first driving unit 151 to operate the pair of elastic body operating molds 120. When it is moved in a direction facing each other, a pair of moving member 181 is also configured to move in a direction facing each other. In addition, the control unit 170 is configured to drive the first driving unit 151 and the third driving unit 153 together when the elastic body 130 is separated from the recess 71 of the inner skin member 70.

In addition, when the first driving unit 151 is stopped by the position detector 160, the control unit 170 also controls the third driving unit 153 to stop the operation of the third driving unit 153 as well.

Here, the first to the third driving unit 151, 152, 153 may be configured as a cylinder by moving the elastic working mold 120, the support ring 140, the moving member 181, respectively. have.

8 is a view showing a tire manufacturing method according to an embodiment of the present invention.

Referring to Figure 8, the tire manufacturing method according to an embodiment of the present invention, first, has a preparatory step of preparing the tire manufacturing apparatus 100 and the tire shell member 50. (S100)

The preparation step (S100) has an elastic body connecting step of connecting the elastic body 130 to the elastic working mold 120 of the tire manufacturing apparatus.

The step of connecting the elastic body (S110) after connecting one end of the elastic body 130 to one of the elastic working mold 120 of the pair of elastic working mold 120 in the tire manufacturing apparatus, the other elastic working mold 120 ) Is moved to one elastic working mold group 120 to close the other end is connected to the other elastic working mold (120).

The preparation step (S100) further includes an application step of applying a release material for separation from the endothelial member 70 that is foam-molded on one surface of the elastic body 130 facing the tire outer shell member 50. (S120)

The application step (S120) is to form the endothelial member 70 by foaming the foam member 60 during the molding of the tire, and when the groove portion 71 is formed in the endothelial member 70 by the elastic body 130, A release material is applied to the elastic body 130 which is in contact with the recess 71 so that the elastic body 130 can be easily separated from the recess 71.

The coating step (S120) may be performed before the elastic body connecting step (S110) for connecting the elastic body 130 to the elastic working mold 120, but the elastic body 130 to which the release material is applied to the elastic working mold 120 When connecting the elastic body 130 is preferably performed after connecting the elastic body 130 to the elastic working mold 120 so as not to be separated from the elastic working mold 120 due to the release material.

After the preparation step (S100) by inserting the outer shell member 50 for the tire to the outside of the base mold 110 and the elastic working mold 120 of the tire manufacturing apparatus to support a pair of support jigs 140 (S200)

The supporting step (S200) is to insert the outer shell of the tire outer shell member 50 on the outer side of the elastic working mold 120 to lower the inner peripheral portion of the pair of the support ring (140) of the lower support ring (140) ( The first support step (S210) for fixing to 140, the foam member fitting step (S220) for inserting the ring-shaped foam member 60 inside the tire shell member 50, and the foam member 60 It comprises a second support step (S230) for fixing the upper end of the fitted outer skin member 50 for a pair of support mold 140 of the upper support mold (140).

On the other hand, the foam member fitting step (S220) of the support step (S200) may be performed in the preparation step (S100). That is, before supporting the tire sheath member 50 on one of the pair of jigger molds 140, the foam member 60 is pre-inserted inside the tire sheath member 50 for tires. The outer shell member 50 is prepared, and the tire outer shell member 50 to which the foam member 60 is fitted can be supported by the support mold 140 in the supporting step S200.

In addition, during the support step (S200) after the foam member fitting step (S220) and before the second support step (S230) to operate the upper support mold (140) located above the upper end of the base mold 110, the outer shell for the tire Move closer to the member 50.

After the support step (S200) by operating the elastic working mold 120, the elastic body deformation to deform the elastic body 130 connected between the pair of elastic working mold 120 to protrude to the inside of the tire shell member 50 for the tire. It has a step (S300) (S310).

The elastic deformation step (S300) (S310) is a pressing step (S320) for pressing the elastic body 130 toward the outer skin member 50 for the tire by operating the pressing unit 180 also when operating the elastic working mold 120. It further includes.

After the elastic deformation step (S300) (S310) by applying heat to the tire jacket member 50 by foaming the foam member 60 provided inside the tire jacket member 50 of the tire jacket member 50 Filling the inner side has a molding step of molding the endothelial member 70. (S400)

After the molding step (S400) by operating the elastic working mold 120 to separate the elastic body 130 from the groove portion 71 of the molded inner skin member 70 foamed inside the outer shell member 50 for the tire It has an elastic body return step to return to the original state. (S500)

The elastic body returning step (S500) is a step of operating the elastic body working mold 120 for operating the elastic body 130 to return the elastic body 130 protruding inwardly of the outer shell member 50 for the tire (S510). It consists of.

The elastic body returning step S500 may further include a pulling step of pulling the elastic body 130 toward the base mold 110 by the pressure link 184 integrally connected to the elastic body 130 by operating the pressure unit 180. (S520)

The pulling step (S520) is a direction in which the pair of moving members 181 connected to the first link 182 and the second link 183 are separated from each other by driving the third driving unit 153 of the pressing unit 180. And the pressure link 184 and the pressure member 185 connected to the hinge portions of the first link 182 and the second link 183 by pulling the elastic body 130 toward the base mold 110. Separate from the recess 71 of the).

After the elastic body returning step (S500) has a separation step of separating the tire made of the finished product by foaming the endothelial member 70 from the base mold (110), the support mold (140), the elastic working mold (120). )

The separating step (S600) is for driving the second drive unit 152 for operating the pair of support type 140, after moving both of the pair of support type in the upward direction, for the tire formed with the endothelial member 70 The outer shell member (tire of a finished product) is separated from the outer peripheral portion of the upper elastic working mold 120.

Thereafter, only the upper support mold 140 of the pair of support molds 140 is moved upward to release the upper support of the tire jacket member 50, and to the support protrusion 141 of the lower support mold 140. The operator can lift the supported tire outer shell member 50 completely or with a separate robot.

As described above, the present invention has been described with reference to the embodiments shown in the drawings, but this is merely exemplary, and those skilled in the art to which the art belongs may have various modifications and other equivalent embodiments therefrom. I understand that it is possible. Therefore, the true technical protection scope of the present invention will be defined by the claims below.

50: outer shell member for tire
60: foam member
70: inner skin member 71: groove
100: tire manufacturing apparatus
110: base mold
120: elastic working mold
130: elastomer
140: Jihyun type 141: Supporting projection
150: driving unit 151: first driving unit
152: second drive unit 153: third drive unit
160: position detection unit 161: magnet
162: Hall sensor
170: control unit
180: pressurizing unit 181: moving member
182: first link 183: second link
184: pressure link 185: pressure member

Claims (15)

A pair of elastic working molds, which are configured in a pair and are installed on the outside of the base mold so as to be spaced apart from each other and move in such a manner as to be spaced apart from each other;
An elastic body connected between the pair of elastic working molds to form a recess of the tire;
A pair of jijji molds which are inserted on the outer side of the elastic working mold and are spaced apart from each other so as to be movable so as to move closer or away from each other, and which support upper and lower sides of the outer skin member for tires fitted to the outer side of the base mold;
First and second driving portions for moving a pair of elastic working molds and a pair of support moulds;
A controller for controlling the first and second drivers;
Tire manufacturing apparatus characterized in that it comprises a. The method of claim 1,
The elastic body,
It is formed in a ring shape having a predetermined height, the cross section in the vertical direction is formed in a curved surface, the tire manufacturing apparatus characterized in that the surface facing the tire outer shell member is formed convex. The method of claim 1,
A pair of jihyung,
A tire manufacturing apparatus characterized by protruding a support projection at the inner edge of each support mold facing each other to support the upper and lower portions of the inner circumferential portion of the tire outer shell member fitted to the outer side of the elastic working mold. The method of claim 1,
Between the inner peripheral part of the support now and the elastic working mold
And a position detector for detecting an operating position of the elastic working mold to control the deformation of the elastic body. The method of claim 4, wherein
Position detection unit,
Magnets provided on the inner peripheral portion of the support ring;
A hall sensor provided at an outer circumference of an elastic working mold and detecting a magnetic force of the magnet;
Tire manufacturing apparatus characterized in that it comprises a. The method of claim 1,
Between the base mold and the elastomer working mold,
And a pressurizing unit for pressurizing the elastic body toward the tire outer skin member so as to protrude the elastic body into the inner skin member for the tire. The method of claim 6,
Pressurization unit,
A pair of moving members that are inserted into the outer circumference of the base mold and are provided in a ring shape spaced apart from each other;
A first link having one end hinged to one moving member of the pair of moving members, the other end being disposed at an inclined downward direction toward the elastic body;
A second link having one end hinged to the other one of the pair of moving members, the other end of which is disposed upwardly inclined toward the elastic body and hinged to the other end of the first link;
A pressure link having one end hinged to a hinge portion at which the other end of the first link and the other end of the second link are hinged;
A pressure member coupled to the other end of the pressure link and in close contact with the elastic body to press the elastic body;
A third driving unit for moving the pair of moving members, respectively;
Tire manufacturing apparatus characterized in that it comprises a. The method of claim 7, wherein
The pressing member is formed in a circular arc shape of a predetermined length to press the inner circumferential surface of the ring-shaped elastic body,
An inner inclined surface is formed at one end thereof, and an outer inclined surface is formed at the other end thereof. A preparation step of preparing a tire manufacturing device and a tire jacket member;
A support step of inserting the outer skin member for the tire into the outer side of the base mold of the tire manufacturing apparatus and supporting the pair of support molds;
An elastic body deforming step of operating the elastic body working mold of the tire manufacturing apparatus to deform the elastic body fixed to the elastic body working mold to protrude to the inside of the tire shell member;
A molding step of forming an endothelial member by filling the inner side of the tire outer shell member by foaming a foam member provided inside the tire outer shell member by applying heat;
An elastic body returning step of activating the elastic body working mold to separate the elastic body from the recessed portion of the inner skin member foamed inside the outer shell member for the tire and return it to its original state;
A separation step of separating the outer shell member in which the inner shell member is foam-molded from the base mold and the support mold and the elastic working mold;
Tire manufacturing method characterized in that it comprises a. The method of claim 9,
The preparation phase is
After one end of the elastic body is connected to one elastic working mold of a pair of elastic working molds in the tire manufacturing apparatus, the other elastic working mold is operated to move to one elastic working mold to approach and then operate the other elastic body. A tire manufacturing method further comprising an elastic body connecting step of connecting the other end of the elastic body to the mold. The method of claim 10,
The preparation step,
And a coating step of applying a release material for releasing with the endothelial member that is foam-molded on one surface of the elastic body facing the outer shell member. The method of claim 9,
The support stage,
A first supporting step of supporting the lower end of the inner peripheral portion of the tire outer shell member by inserting the outer shell of the tire outer shell member on the outer side of the elastic working mold to the lower side of the pair of the inner ring mold;
Foam member fitting step of inserting a ring-shaped foam member in the inner side of the tire outer shell member;
A second supporting step of supporting the upper end of the outer skin member for the tire in which the foam member is fitted to the upper supporter of the pair of supporters;
Tire manufacturing method characterized in that it comprises a. The method of claim 12,
Foam member fitting step,
A tire manufacturing method, characterized in that configured to be carried out in the preparation step before the support step of supporting the outer shell member for the tire support to the support mold fitted to the outside of the base mold. The method of claim 9,
The elastic deformation step,
And a pressing step of operating the pressing unit to press the elastic body toward the outer shell member. The method of claim 9,
The elastic body return step,
And a pulling step of pulling the elastic body toward the base mold by operating the pressure unit.

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