WO2023241708A1 - 连杆反包机构及机械鼓 - Google Patents

连杆反包机构及机械鼓 Download PDF

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Publication number
WO2023241708A1
WO2023241708A1 PCT/CN2023/100832 CN2023100832W WO2023241708A1 WO 2023241708 A1 WO2023241708 A1 WO 2023241708A1 CN 2023100832 W CN2023100832 W CN 2023100832W WO 2023241708 A1 WO2023241708 A1 WO 2023241708A1
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WIPO (PCT)
Prior art keywords
driving rod
assembly
driving
turn
rod
Prior art date
Application number
PCT/CN2023/100832
Other languages
English (en)
French (fr)
Inventor
王兆雷
俞一航
李兴瑞
黄彬
张磊
Original Assignee
软控股份有限公司
青岛软控机电工程有限公司
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Publication of WO2023241708A1 publication Critical patent/WO2023241708A1/zh

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres
    • B29D30/20Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/24Drums
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres
    • B29D30/20Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/24Drums
    • B29D30/26Accessories or details, e.g. membranes, transfer rings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres
    • B29D30/20Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/28Rolling-down or pressing-down the layers in the building process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres
    • B29D30/20Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres

Definitions

  • the present application relates to the technical field of rubber tires, specifically, to a connecting rod turn-up mechanism and a mechanical drum.
  • the existing tires When the existing tires are turned up, they mainly use capsule drums to turn up the sidewalls of the tires.
  • the sidewalls are fitted by inflating and expanding the bladders, thereby avoiding the problem of indentation on the side of the tire.
  • the replacement of the capsules is cumbersome.
  • the high cost of the capsule, and the poor molding quality of the tire mouth compared with the mechanical drum, which makes the tire defective rate high and the cost high; and for the mechanical drum, when rolling the sidewall, there will be some pressure on the sidewall. Excessive pressure will leave indentations, or the pressure will be too small to achieve sidewall adhesion, making it difficult to control and affecting the quality of the tire.
  • the driving assembly is connected to the first driving rod to drive the first driving rod to swing to move the pressure roller assembly in the radial direction of the tire; the second driving rod and the second driving assembly, the second driving rod is rotationally connected to the first driving rod , the second driving component is connected to the second driving rod, and pushes the first driving rod to make the pressure roller component compress the tire; the supporting component is connected to the first driving rod to support the tire on the outside of the connecting rod turn-up mechanism.
  • the second turn-up structure includes: two cantilever arms, the two cantilever arms are arranged symmetrically and spaced apart, and a turn-up space is formed between the two cantilever arms; a third driving component , the third drive component is connected to both suspension arms to simultaneously drive the two suspension arms to move and roll the sidewalls on both sides of the tire.
  • Figure 2 shows a partial structural schematic diagram of an embodiment of the connecting rod turn-back mechanism of the present application.
  • the connecting rod turn-up mechanism of the present application includes a plurality of first turn-up structures 20.
  • the plurality of first turn-up structures 20 are arranged around the circumference of the spindle assembly 10.
  • the first turn-up structures 20 include a pressure roller assembly 201, a first drive The rod 21, the first driving assembly 211, the supporting assembly 25, the second driving rod 22 and the second driving assembly 221, the pressure roller assembly 201 is used to directly contact the sidewall 50 to roll the sidewall 50 of the tire, thereby pressing the tire.
  • the side 50 is pressed against the tire blank; the first driving rod 21 is drivingly connected to the pressure roller assembly 201, and the first driving assembly 211 is connected to the first driving rod 21 to drive the first driving rod 21 to swing so that the pressure roller assembly 201 moves along the The tire moves in the radial direction; the second driving rod 22 is rotationally connected to the first driving rod 21, the second driving assembly 221 is connected to the second driving rod 22, and the pressure roller assembly 201 is pressed tightly by pushing the first driving rod 21 tire, so that the pressure roller assembly 201 always rolls along the contour of the side of the tire embryo during the movement process, and remains in contact with the tire embryo.
  • the stress state of the structure is that the second drive assembly 221 directly pushes the second drive assembly 221 through the second drive rod 22.
  • a driving rod 21 swings, thereby driving the upper pressure roller assembly 201 to compress the tire blank.
  • the above-mentioned structural arrangement reduces the force transmission route, reduces the force loss, and improves the force transmission efficiency, thereby making the sidewall 50 stick to the tire.
  • the combination is more stable.
  • this application also provides a support assembly 25.
  • the support assembly 25 is connected to the first driving rod 21, and the support assembly 25 extends in a direction perpendicular to the side of the tire embryo. , during actual use, the support assembly 25 is horizontal or inclined toward the outside in the tire radial direction to support the sidewall 50 that droops on the outside of the link turn-up mechanism.
  • a third driving rod 23 is also provided in this application.
  • One end of the third driving rod 23 is rotationally connected to the support assembly 25.
  • the other end of the third driving rod 23 is rotationally connected to the second driving rod 22 .
  • the second driving assembly 221 drives the second driving rod 22 to move
  • the third driving rod 23 rotates relative to the second driving rod 22 to connect with the first driving rod 21
  • the support assembly 25 is driven to rise and fall horizontally.
  • the first driving rod 21, the support assembly 25, the third driving rod 23 and the second driving rod 22 are sequentially rotated and connected to form a four-bar linkage mechanism, making the entire structure more stable and realizing the interaction between multiple actions. association.
  • the first turn-up structure 20 of the present application is also provided with a fourth driving rod 24.
  • the fourth driving rod 24 is connected to the first driving assembly 211.
  • the fourth driving rod 24 It is also rotationally connected with the first driving rod 21, wherein the first driving assembly 211 drives the first driving rod 21 to rotate through the fourth driving rod 24.
  • the first driving assembly 211 adopts a cylinder, and the cylinder is arranged on the main shaft assembly 10.
  • the rod 24 is movably disposed along the axial direction of the main shaft assembly 10 . During operation, the cylinder pushes the fourth driving rod 24 to move along the axial direction of the main shaft assembly 10 .
  • the other end of the fourth driving rod 24 is in contact with the first driving rod 21
  • the end of the first driving rod 21 is hinged, and the other end of the first driving rod 21 is in contact with the sidewall 50 through the pressure roller assembly 201.
  • the fourth driving rod 24 moves horizontally to push the first driving rod 21 to swing, so that the pressure roller assembly 201 is pressed against the sidewall.
  • the sliding and swinging motion form on the sidewall 50 reduces the problem of the pressure roller assembly 201 getting stuck when encountering the pits or protrusions on the sidewall 50 .
  • One end of the first driving rod 21 is connected to the support assembly 25, and the other end of the first driving rod 21 is hingedly connected to the fourth driving rod 24.
  • the second driving rod 22 and the first driving rod 21 are located between the supporting assembly 25 and the fourth driving rod 24. Parts between the rods 24 are hinged, and the pressure roller assembly 201 is disposed at an end of the first driving rod 21 close to the support assembly 25 or the pressure roller assembly 201 is disposed at an end of the support assembly 25 close to the sidewall 50 .
  • connection positions of the fourth driving rod 24, the second driving rod 22 and the support assembly 25 and the first driving rod 21 are set so that the pressure roller assembly 201 can press the sidewall 50 smoothly and stably.
  • one end of the second driving rod 22 is hinged with the first driving rod 21
  • the other end of the second driving rod 22 is hinged with the second driving assembly 221, wherein the third driving rod 23 and the second driving rod 22 are located at the first driving rod. 21 and the second drive assembly 221 is partially hinged.
  • the support assembly 25 of the present application is provided with a plurality of support rods.
  • the plurality of support rods are spaced apart in a direction perpendicular to the sidewall 50 to support the sagging sidewall 50 as much as possible.
  • the first turn-up structure 20 also includes a plurality of rollers, which are arranged on each support rod one by one, wherein the rollers are rotatably sleeved on the support rods so that the sidewall 50 can slide.
  • the pressure roller assembly 201 is rotatably arranged on the first drive rod 21 or the support assembly 25.
  • the pressure roller assembly 201 includes an annular The pressure roller is arranged at the end of the first driving rod 21, or the pressure roller is sleeved on the support rod at one end of the support assembly 25 close to the sidewall 50.
  • the connecting rod turn-up mechanism of this application adopts the first turn-up structure and the second turn-up structure to roll the sidewall in two passes.
  • the first turn-up structure is used to roll the sidewall of the tire.
  • the sidewall of the tire is rolled from the inside to the outside.
  • the second turn-up structure is used to roll the sidewall of the tire a second time. The second rolling is also done from the inside out.
  • This application also provides a mechanical drum, which includes a main shaft assembly 10 and two connecting rod turn-up mechanisms.
  • the two link turn-up mechanisms are symmetrically arranged on the main shaft assembly 10.
  • the two turn-up structures are respectively on both sides of the tire.
  • the sidewall of the tire is rolled, in which the connecting rod reacts
  • the wrapping mechanism is the above-mentioned connecting rod turning mechanism.
  • This mechanical drum abandons the existing capsule turn-up form, and forms the rolling of the sidewall 50 through the cylinder, linkage mechanism and pressure roller assembly 201. It has a long service life and saves costs.
  • the mechanical drum of the present application also includes a locking ring structure 40.
  • a locking ring structure 40 There are two locking ring structures 40, which are symmetrically arranged on the main shaft assembly and located between the two link turn-up mechanisms to lock the bead of the tire. , thereby fixing the tire embryo.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)

Abstract

本申请提供了一种连杆反包机构及机械鼓,连杆反包机构设置在主轴组件上,连杆反包机构包括多个第一反包结构,第一反包结构包括:压辊组件、第一驱动杆、第一驱动组件、第二驱动杆、第二驱动组件、支撑组件和第三驱动杆,第一驱动杆与压辊组件驱动连接,第一驱动组件与第一驱动杆连接;第二驱动杆与第一驱动杆转动连接,第二驱动组件与第二驱动杆连接;支撑组件与第一驱动杆连接;第三驱动杆的一端与支撑组件转动连接,第三驱动杆的另一端与第二驱动杆转动连接;其中,第一驱动杆、支撑组件、第三驱动杆和第二驱动杆顺次转动连接以形成四连杆机构。本申请的连杆反包机构解决了现有技术中的轮胎制造成本高、质量不稳定的问题。

Description

连杆反包机构及机械鼓 技术领域
本申请涉及橡胶轮胎技术领域,具体而言,涉及一种连杆反包机构及机械鼓。
背景技术
现有的轮胎在反包成型时,主要采用胶囊鼓对轮胎的胎侧进行反包,通过胶囊充气膨胀将胎侧贴合,从而能够避免轮胎侧面压痕的问题,但是胶囊鼓存在更换胶囊繁琐、胶囊成本高、轮胎子口成型质量较机械鼓差的问题,使得轮胎次品率高,成本居高不下;而对于机械鼓来说,在对胎侧进行滚压时要么出现对胎侧施加压力过大留下压痕,要么出现压力太小无法实现胎侧反包贴合,难以控制,影响轮胎的质量。
实用新型内容
本申请的多个实施例提供了一种连杆反包机构及机械鼓,以解决现有技术中的轮胎制造成本高、质量不稳定的问题。
在本申请的一个实施例中,提供了一种连杆反包机构,设置在主轴组件上,连杆反包机构包括多个第一反包结构,多个第一反包结构环绕主轴组件的周向设置,第一反包结构包括:压辊组件,压辊组件用于滚压轮胎的胎侧;第一驱动杆和第一驱动组件,第一驱动杆与压辊组件驱动连接,第一驱动组件与第一驱动杆连接,以通过驱动第一驱动杆摆动使压辊组件沿轮胎的径向方向移动;第二驱动杆和第二驱动组件,第二驱动杆与第一驱动杆转动连接,第二驱动组件与第二驱动杆连接,并通过推顶第一驱动杆使压辊组件压紧轮胎;支撑组件,支撑组件与第一驱动杆连接,以支撑连杆反包机构外侧的胎侧;第三驱动杆,第三驱动杆的一端与支撑组件转动连接,第三驱动杆的另一端与第二驱动杆转动连接;其中,第一驱动杆、支撑组件、第三驱动杆和第二驱动杆顺次转动连接以形成四连杆机构。
在本申请的一个优选实施例中,第一反包结构还包括:第四驱动杆,第四驱动杆与第一驱动组件连接,第四驱动杆还与第一驱动杆转动连接,其中,第一驱动组件通过第四驱动杆驱动第一驱动杆转动。
在本申请的一个优选实施例中,第四驱动杆沿主轴组件的轴向方向可移动地设置,第一驱动组件驱动第四驱动杆沿主轴组件的轴向方向移动。
在本申请的一个优选实施例中,第一驱动杆的一端与支撑组件连接,第一驱动杆的另一端与第四驱动杆铰接,其中,第二驱动杆与第一驱动杆位于支撑组件和第四驱动杆之间的部分铰接,压辊组件设置在第一驱动杆靠近支撑组件的一端或压辊组件设置在支撑组件靠近胎侧的一端。
在本申请的一个优选实施例中,第二驱动杆的一端与第一驱动杆铰接,第二驱动杆的另一端与第二驱动组件铰接,其中,第三驱动杆与第二驱动杆位于第一驱动杆和第二驱动组件之间的部分铰接。
在本申请的一个优选实施例中,压辊组件可转动地设置在第一驱动杆或支撑组件上。
在本申请的一个优选实施例中,支撑组件包括多个支撑杆,多个支撑杆沿垂直于轮胎侧面的方向间隔地布置,其中,第一反包结构还包括:多个滚筒,多个滚筒一一对应地设置在各个支撑杆上,其中,滚筒可转动地套设在支撑杆上。
在本申请的一个优选实施例中,连杆反包机构还包括第二反包结构,第一反包结构和第二反包结构分别对胎侧进行反包滚压,其中,第一反包结构设置在主轴组件上,第二反包结构设置在主轴组件的一侧。
在本申请的一个优选实施例中,第二反包结构包括:两个悬拉臂,两个悬拉臂对称并间隔地设置,两个悬拉臂之间形成反包空间;第三驱动组件,第三驱动组件与两个悬拉臂均连接,以同时驱动两个悬拉臂移动并对轮胎两侧的胎侧进行滚压。
根据本申请的另一方面,提供了一种机械鼓,包括主轴组件和两个连杆反包机构,两个连杆反包机构对称地设置在主轴组件上,连杆反包机构为上述的连杆反包机构。
应用本申请的技术方案的连杆反包机构包括多个第一反包结构,多个第一反包结构环绕主轴组件的周向设置,第一反包结构包括压辊组件、第一驱动杆、第一驱动组件、第二驱动杆和第二驱动组件,压辊组件用于与胎侧直接抵接来滚压轮胎的胎侧,从而将胎侧压紧在胎胚上;第一驱动杆与压辊组件驱动连接,第一驱动组件与第一驱动杆连接,以通过驱动第一驱动杆摆动使压辊组件沿轮胎的径向方向移动;第二驱动杆与第一驱动杆转动连接,第二驱动组件与第二驱动杆连接,并通过推顶第一驱动杆使压辊组件压紧轮胎,使压辊组件在移动过程中始终沿着胎胚侧面的轮廓滚动,与胎胚保持抵接,此时结构的受力情况为第二驱动组件通过第二驱动杆直接推动第一驱动杆摆动,从而带动上面的压辊组件压紧胎胚,对于上述的结构设置减少了传力的路线,降低了力的损耗,提高了传力的效率,从而使得胎侧贴合的更加稳定。
附图说明
构成本申请的一部分的说明书附图用来提供对本申请的进一步理解,本申请的示意性实施例及其说明用于解释本申请,并不构成对本申请的不当限定。在附图中:
图1示出了根据本申请的机械鼓的实施例的结构示意图;以及
图2示出了本申请的连杆反包机构的实施例的部分结构示意图。
其中,上述附图包括以下附图标记:
10、主轴组件;20、第一反包结构;201、压辊组件;21、第一驱动杆;211、第一驱动组
件;22、第二驱动杆;221、第二驱动组件;23、第三驱动杆;24、第四驱动杆;25、支撑组件;30、第二反包结构;40、锁圈结构;50、胎侧。
具体实施方式
需要说明的是,在不冲突的情况下,本申请中的实施例及实施例中的特征可以相互组合。下面将参考附图并结合实施例来详细说明本申请。
为了解决现有技术中的轮胎制造成本高、质量不稳定的问题,本申请提供了一种连杆反包机构及机械鼓。
请参考图1至图2,本申请的连杆反包机构设置在主轴组件10上,主要用在轮胎反包操作中对胎侧50进行反包作业,通过采用机械鼓的形式替代了胶囊反包,且通过改进机械鼓反包的结构使得连杆反包机构稳定性更好,能够高质量的将胎侧50贴合在胎胚上,具体设置如下:
本申请的连杆反包机构包括多个第一反包结构20,多个第一反包结构20环绕主轴组件10的周向设置,第一反包结构20包括压辊组件201、第一驱动杆21、第一驱动组件211、支撑组件25、第二驱动杆22和第二驱动组件221,压辊组件201用于与胎侧50直接抵接来滚压轮胎的胎侧50,从而将胎侧50压紧在胎胚上;第一驱动杆21与压辊组件201驱动连接,第一驱动组件211与第一驱动杆21连接,以通过驱动第一驱动杆21摆动使压辊组件201沿轮胎的径向方向移动;第二驱动杆22与第一驱动杆21转动连接,第二驱动组件221与第二驱动杆22连接,并通过推顶第一驱动杆21使压辊组件201压紧轮胎,使压辊组件201在移动过程中始终沿着胎胚侧面的轮廓滚动,与胎胚保持抵接,此时结构的受力情况为第二驱动组件221通过第二驱动杆22直接推动第一驱动杆21摆动,从而带动上面的压辊组件201压紧胎胚,对于上述的结构设置减少了传力的路线,降低了力的损耗,提高了传力的效率,从而使得胎侧50贴合的更加稳定。
进一步,为了减少压辊组件201对胎侧50的滚压时间,本申请还设置了支撑组件25,支撑组件25与第一驱动杆21连接,支撑组件25沿着垂直于胎胚侧面的方向延伸,在实际使用过程中支撑组件25为水平的或者向轮胎径向方向的外侧倾斜设置,以支撑连杆反包机构外侧耷拉着的胎侧50。
为了保证支撑组件25对胎侧50的支撑,且给压辊组件201提供辅助的压紧力,本申请还设置了第三驱动杆23,第三驱动杆23的一端与支撑组件25转动连接,第三驱动杆23的另一端与第二驱动杆22转动连接,第二驱动组件221驱动第二驱动杆22移动时,第三驱动杆23相对第二驱动杆22转动从而与第一驱动杆21一起带动支撑组件25水平升降。其中,第一驱动杆21、支撑组件25、第三驱动杆23和第二驱动杆22顺次转动连接以形成四连杆机构,使得整个结构更加稳定,同时实现了多个动作之间的相互关联。
为了实现压辊组件201沿轮胎胎胚的侧面移动,本申请的第一反包结构20还设置有第四驱动杆24,第四驱动杆24与第一驱动组件211连接,第四驱动杆24还与第一驱动杆21转动连接,其中,第一驱动组件211通过第四驱动杆24驱动第一驱动杆21转动,第一驱动组件211采用气缸,气缸设置在主轴组件10上,第四驱动杆24沿主轴组件10的轴向方向可移动地设置,工作时,气缸推动第四驱动杆24沿着主轴组件10的轴向方向移动,第四驱动杆24的另一端与第一驱动杆21的端部铰接,第一驱动杆21的另一端通过压辊组件201抵接在胎侧50上,第四驱动杆24水平移动推动第一驱动杆21摆动,使压辊组件201压在胎侧50上滑动,摆动的运动形式减少了压辊组件201在遇到胎侧50凹坑或凸起时卡住的问题。
第一驱动杆21的一端与支撑组件25连接,第一驱动杆21的另一端与第四驱动杆24铰接,其中,第二驱动杆22与第一驱动杆21位于支撑组件25和第四驱动杆24之间的部分铰接,压辊组件201设置在第一驱动杆21靠近支撑组件25的一端或压辊组件201设置在支撑组件25靠近胎侧50的一端。
本实施例中对第四驱动杆24、第二驱动杆22和支撑组件25与第一驱动杆21的连接位置进行了设置以使压辊组件201能够平滑稳定的压紧胎侧50,具体的,第二驱动杆22的一端与第一驱动杆21铰接,第二驱动杆22的另一端与第二驱动组件221铰接,其中,第三驱动杆23与第二驱动杆22位于第一驱动杆21和第二驱动组件221之间的部分铰接。
为了支撑未贴合的胎侧50部分,本申请的支撑组件25设置了多个支撑杆,多个支撑杆沿垂直于胎侧50的方向间隔地布置,以尽可能地支撑耷拉地胎侧50,其中,第一反包结构20还包括多个滚筒,多个滚筒一一对应地设置在各个支撑杆上,其中,滚筒可转动地套设在支撑杆上,以便胎侧50滑动。
为了更好的使压辊组件201对胎侧50平滑的滚压,本申请将压辊组件201可转动地设置在第一驱动杆21或支撑组件25上,具体的,压辊组件201包括环形的压辊,压辊设置在第一驱动杆21的端部,或者压辊套设在支撑组件25靠近胎侧50一端的支撑杆上。
此外,为了保证胎侧与胎胚侧面的贴合质量,本申请的连杆反包机构分别采用第一反包结构和第二反包结构对胎侧进行两遍式滚压,第一遍时采用第一反包结构对轮胎的胎侧进行滚压,滚压时由内向外进行滚压,第一遍滚压完毕后在采用第二反包结构对轮胎的胎侧进行二次滚压,二次滚压时也是从内向外进行滚压。
连杆反包机构连杆反包机构第二反包结构30包括两个悬拉臂和第三驱动组件,两个悬拉臂对称并间隔地设置,两个悬拉臂能够相互靠近或远离的设置,两个悬拉臂之间形成反包空间,当相互靠近时悬拉臂的端部贴合在胎侧50上,通过滚压将胎侧50与轮胎胎胚的侧面贴合;第三驱动组件与两个悬拉臂均连接,第三驱动组件采用气缸,以同时驱动两个悬拉臂移动并对轮胎两侧的胎侧50进行滚压。
本申请还给出了一种机械鼓,包括主轴组件10和两个连杆反包机构,两个连杆反包机构对称地设置在主轴组件10上,两个反包结构分别对轮胎两侧的胎侧进行滚压,其中,连杆反 包机构为上述的连杆反包机构。该机械鼓摒弃了现有的胶囊反包的形式,通过气缸、连杆机构和压辊组件201形成对胎侧50的滚压,使用寿命长,节约了成本。
此外,本申请的机械鼓还包括锁圈结构40,锁圈结构40为两个,对称地设置在主轴组件上,并位于两个连杆反包机构之间,用来锁住轮胎的胎圈,从而对轮胎胎胚进行固定。
以上所述仅为本申请的优选实施例而已,并不用于限制本申请,对于本领域的技术人员来说,本申请可以有各种更改和变化。凡在本申请的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本申请的保护范围之内。

Claims (10)

  1. 一种连杆反包机构,设置在主轴组件(10)上,所述连杆反包机构包括多个第一反包结构(20),多个所述第一反包结构(20)环绕所述主轴组件(10)的周向设置,其特征在于,所述第一反包结构(20)包括:
    压辊组件(201),所述压辊组件(201)用于滚压轮胎的胎侧(50);
    第一驱动杆(21)和第一驱动组件(211),所述第一驱动杆(21)与所述压辊组件(201)驱动连接,所述第一驱动组件(211)与所述第一驱动杆(21)连接,以通过驱动所述第一驱动杆(21)摆动使所述压辊组件(201)沿轮胎的径向方向移动;
    第二驱动杆(22)和第二驱动组件(221),所述第二驱动杆(22)与所述第一驱动杆(21)转动连接,所述第二驱动组件(221)与所述第二驱动杆(22)连接,并通过推顶所述第一驱动杆(21)使所述压辊组件(201)压紧所述轮胎;
    支撑组件(25),所述支撑组件(25)与所述第一驱动杆(21)连接,以支撑所述连杆反包机构外侧的胎侧(50);
    第三驱动杆(23),所述第三驱动杆(23)的一端与所述支撑组件(25)转动连接,所述第三驱动杆(23)的另一端与所述第二驱动杆(22)转动连接;
    其中,所述第一驱动杆(21)、所述支撑组件(25)、所述第三驱动杆(23)和所述第二驱动杆(22)顺次转动连接以形成四连杆机构。
  2. 根据权利要求1所述的连杆反包机构,其特征在于,所述第一反包结构(20)还包括:
    第四驱动杆(24),所述第四驱动杆(24)与所述第一驱动组件(211)连接,所述第四驱动杆(24)还与所述第一驱动杆(21)转动连接,其中,所述第一驱动组件(211)通过所述第四驱动杆(24)驱动所述第一驱动杆(21)转动。
  3. 根据权利要求2所述的连杆反包机构,其特征在于,所述第四驱动杆(24)沿所述主轴组件(10)的轴向方向可移动地设置,所述第一驱动组件(211)驱动所述第四驱动杆(24)沿所述主轴组件(10)的轴向方向移动。
  4. 根据权利要求2所述的连杆反包机构,其特征在于,所述第一驱动杆(21)的一端与所述支撑组件(25)连接,所述第一驱动杆(21)的另一端与所述第四驱动杆(24)铰接,其中,所述第二驱动杆(22)与所述第一驱动杆(21)位于所述支撑组件(25)和所述第四驱动杆(24)之间的部分铰接,所述压辊组件(201)设置在所述第一驱动杆(21)靠近所述支撑组件(25)的一端或所述压辊组件(201)设置在所述支撑组件(25)靠近所述胎侧(50)的一端。
  5. 根据权利要求1所述的连杆反包机构,其特征在于,所述第二驱动杆(22)的一端与所述第一驱动杆(21)铰接,所述第二驱动杆(22)的另一端与所述第二驱动组件(221)铰接,其中,所述第三驱动杆(23)与所述第二驱动杆(22)位于所述第一驱动杆(21)和所述第二驱动组件(221)之间的部分铰接。
  6. 根据权利要求1所述的连杆反包机构,其特征在于,所述压辊组件(201)可转动地设置在所述第一驱动杆(21)或所述支撑组件(25)上。
  7. 根据权利要求1所述的连杆反包机构,其特征在于,所述支撑组件(25)包括多个支撑杆,多个所述支撑杆沿垂直于所述轮胎侧面的方向间隔地布置,其中,所述第一反包结构(20)还包括:
    多个滚筒,多个所述滚筒一一对应地设置在各个所述支撑杆上,其中,所述滚筒可转动地套设在所述支撑杆上。
  8. 根据权利要求1所述的连杆反包机构,其特征在于,所述连杆反包机构还包括第二反包结构(30),所述第一反包结构(20)和所述第二反包结构(30)分别对所述胎侧(50)进行反包滚压,其中,所述第一反包结构(20)设置在所述主轴组件(10)上,所述第二反包结构(30)设置在所述主轴组件(10)一侧。
  9. 根据权利要求8所述的连杆反包机构,其特征在于,所述第二反包结构(30)包括:
    两个悬拉臂,两个所述悬拉臂对称并间隔地设置,两个所述悬拉臂之间形成反包空间;
    第三驱动组件,所述第三驱动组件与两个所述悬拉臂均连接,以同时驱动两个所述悬拉臂移动并对所述轮胎两侧的所述胎侧(50)进行滚压。
  10. 一种机械鼓,包括主轴组件(10)和两个连杆反包机构,两个所述连杆反包机构对称地设置在所述主轴组件(10)上,其特征在于,所述连杆反包机构为权利要求1至9中任一项所述的连杆反包机构。
PCT/CN2023/100832 2022-06-17 2023-06-16 连杆反包机构及机械鼓 WO2023241708A1 (zh)

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