WO2021047025A1 - 一种翻边封底生产工艺 - Google Patents

一种翻边封底生产工艺 Download PDF

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Publication number
WO2021047025A1
WO2021047025A1 PCT/CN2019/118191 CN2019118191W WO2021047025A1 WO 2021047025 A1 WO2021047025 A1 WO 2021047025A1 CN 2019118191 W CN2019118191 W CN 2019118191W WO 2021047025 A1 WO2021047025 A1 WO 2021047025A1
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Prior art keywords
flanging
disc
station
line
conveying line
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PCT/CN2019/118191
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English (en)
French (fr)
Inventor
孔桢焕
黄小林
徐玉林
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苏州华源控股股份有限公司
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Publication of WO2021047025A1 publication Critical patent/WO2021047025A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/26—Making hollow objects characterised by the use of the objects cans or tins; Closing same in a permanent manner
    • B21D51/2615—Edge treatment of cans or tins
    • B21D51/263—Flanging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/26—Making hollow objects characterised by the use of the objects cans or tins; Closing same in a permanent manner
    • B21D51/2653—Methods or machines for closing cans by applying caps or bottoms
    • B21D51/2661—Sealing or closing means therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/26—Making hollow objects characterised by the use of the objects cans or tins; Closing same in a permanent manner
    • B21D51/2692—Manipulating, e.g. feeding and positioning devices; Control systems

Definitions

  • the invention relates to the technical field of manufacturing packaging cans, in particular to a flanging and bottom sealing production process.
  • the existing packaging round cans When the existing packaging round cans are made, they need to go through the process of flanging and bottom sealing.
  • the cans are conveyed by a linear conveyor belt during transportation.
  • the process steps of flanging are completed by a flanging die, which makes The precision requirements for the flanging die are strict.
  • wear is inevitable during the flanging process, the flanging die needs to be repaired regularly, which affects the production schedule; and the existing bottom sealing process requires the can body to be vertical. After being turned over, the bottom is sealed from the top of the can body, and then the can body needs to be vertically turned over to perform subsequent processes, which makes the entire process route complicated and the operation efficiency is low.
  • the present invention provides a flanging and bottom sealing production process, which ensures that the flanging part works lasting and effectively, and enables the can body to be sealed without turning over, ensuring that the process route is simple and reliable.
  • a production process for flanging and bottom sealing which is characterized in that the whole can body is transported along the first can body conveying line, and then the can body is conveyed to the first disc conveying line through the first step into the can star wheel
  • the first disc conveying line is stepwise feeding
  • the position of the first disc conveying line corresponds to the flanging station
  • the upper flanging work is arranged at the stepping position of the outer ring conveying area of the first disc conveying line.
  • the flanging structure corresponding to the upper flanging station and the lower flanging station is a multi-roller hemming structure
  • the first disc conveyor line is arranged with a second flanging structure on the side of the first disc conveyor line.
  • the second disc conveyor line feeds materials step by step
  • the position of the second disc conveyor line corresponds to the back cover station
  • the back cover of the back cover station is located at the bottom of the second disc conveyor line
  • the first disc conveyor line's output station and the second disc conveyor line's input station are provided with a first A two-step can-in star wheel
  • a third-step can-in star wheel is arranged behind the output station of the second disc conveyor line
  • the third-step can-in star wheel reverses the can body at the bottom of the back cover Step by step conveying to the second can body conveying line.
  • one side of the first can body conveying line is provided with a canning screw, and the concave spiral groove of the canning screw is configured to follow the arc of the can body, so that the concave spiral groove is used to separate the cans.
  • Body spacing to ensure the step-by-step transportation of the can body;
  • the central axis connecting line of the first disc conveying line and the second disc conveying line is arranged parallel to the first can body conveying line, and the first can body conveying line and the second can body conveying line are extended in the same straight line Online layout to ensure the reasonable layout of the entire production line;
  • the first step-in star wheel, the second step-in star wheel, and the third step-in star wheel form a circular arc-shaped inner concave structure.
  • Each can-in star wheel includes A number of evenly distributed arc-shaped concave structures centered on the axis of rotation;
  • the rotation direction of the first step-in star wheel is that the outlet position of the first can body conveyor line is connected to the feed position of the first disc conveyor line;
  • the rotation direction of the second step-in can star wheel is The output station of the first disc conveyor line is connected to the input station of the second disc conveyor line;
  • the rotation direction of the third step-in star wheel is that the output station of the second disc conveyor line is connected to the 2.
  • a crimping mechanism is provided on the upper flanging station, and the crimping mechanism includes a plurality of cloth winding rollers, and the coiling roller is used to form the upper flanging;
  • the bottom flanging station includes a can reporting fixture, which drives the can body to rise away from the bottom surface of the first disc conveyor line, and the bottom flanging station also includes a vertical inverted crimping mechanism, so The crimping mechanism includes a plurality of loops of cloth winding rollers, the winding rollers are used to form the down flanging;
  • the second disc conveying line is integrated with a non-reversing bottom cover device, and the non-reversing bottom cover device fan is provided with at least two back cover assembly stations for the back cover, which ensures high installation efficiency.
  • the multi-roller flanging mechanism and the flip-free back cover mechanism are integrated into one production line, which ensures that the flanging part works lasting and effectively, and enables the can body to be sealed without turning over, ensuring simple and reliable process routes.
  • Figure 1 is a schematic diagram of the top view structure of the present invention.
  • Figure 2 is a schematic diagram of the front view structure of the present invention.
  • a flanging and bottom sealing production process is shown in Figure 1 and Figure 2:
  • the whole can body is transported along the first can body conveying line 1, and then the can body is conveyed to the second through the first step into the can star wheel 2
  • the first disc conveyor line 3 feeds materials step by step
  • the position of the first disc conveyor line 3 corresponds to the flanging station
  • the upper flanging station 4 and the lower flanging station 5 are respectively arranged at the positions.
  • the flanging structures corresponding to the upper flanging station 4 and the lower flanging station 5 are all hemming structures with multiple rollers.
  • the first circle A second disc conveyor line 6 is arranged on the side of the disc conveyor line 3, and the second disc conveyor line 6 feeds materials step by step.
  • the position of the second disc conveyor line 6 corresponds to at least two back cover stations 7, and back cover stations
  • the back cover of 7 is conveyed by a feeder 8 at the bottom of the second disc conveyor line 6, and then a plurality of back cover machine heads lift the back cover to seal the back cover on the bottom of the can body.
  • a second step-in star wheel 9 is arranged between the input stations of the two disc conveyor lines 6, and a third step-in star wheel 10 is arranged behind the output station of the second disc conveyor line 6.
  • the step-in can star wheel 10 reverses the can body with the back cover and then step-by-step transports it to the second can body conveying line 11.
  • the can body is transferred between the output station of the first disc conveyor line 3 and the input station of the second disc conveyor line 6 through a conveyor belt 15.
  • One side of the first can body conveying line 1 is provided with a canning screw 12, and the concave spiral groove 121 of the canning screw 12 is configured to follow the arc of the can body, so that the concave spiral groove 121 is used to separate the distance between the can bodies and ensure Step-by-step conveying of the can body;
  • the central axis connecting line of the first disc conveying line 3 and the second disc conveying line 6 is arranged parallel to the first can body conveying line 1.
  • the first can body conveying line 1 and the second can body conveying line 11 are in the same straight line. Extend the line layout to ensure the reasonable layout of the entire production line;
  • each canning star wheel includes A number of evenly distributed arc-line concave structures 13 centered on the axis of rotation;
  • the rotation direction of the first step-in star wheel 2 is that the outlet position of the first can body conveyor line 1 is connected to the feeding position of the first disc conveyor line 3;
  • the rotation direction of the second step-in can star wheel 9 is The output station of the first disc conveyor line 3 is connected to the input station of the second disc conveyor line 6;
  • the rotation direction of the third step-in star wheel 10 is the output station connection of the second disc conveyor line 6 To the input position of the second can body conveying line 11;
  • the order of the upper flanging station 4 and the lower flanging station 5 can be interchanged.
  • the upper flanging station 4 is provided with a hemming mechanism, which includes a number of cloth winding rollers. , The winding roller is used to form the upper flanging;
  • the bottom flanging station 5 includes a can reporting fixture, which drives the can body to rise away from the bottom surface of the first disc conveyor line.
  • the bottom flanging station 5 also includes a vertical inverted crimping mechanism and a crimping mechanism Including a number of loop cloth winding rollers, the winding rollers are used to form the down flanging;
  • the second disc conveyor line 6 is integrated with a non-turnover back cover device 14 which is provided with at least two back cover stations 7 for back cover, which ensures high installation efficiency;
  • non-turning back cover device 14 For details of the specific structure of the non-turning back cover device 14, please refer to the "a non-turning back cover device" disclosed in Chinese Patent ZL20141031587.2;
  • the first step-in star wheel 2 includes three uniformly distributed circular arc inner concave structures 13 with the center of the rotating shaft; the second step-in star wheel 9 includes four evenly distributed arcs with the center of the rotating shaft. In-line concave structure 13; the third step-in can star wheel 10 includes three evenly distributed circular-arc in-line concave structures 13 centered on the rotating shaft.
  • the online flanging die is changed to multi-roller flanging. Because the rollers are rolling, the wear is light, the life is long, and the speed is fast; it changes the online back cover structure from a single head It is a multi-head can sealing, and the can is sealed from the bottom, no need to turn over when entering the next step.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Specific Conveyance Elements (AREA)

Abstract

一种翻边封底生产工艺，其确保翻边部分持久有效工作，且使得罐身无需翻转即可进行封底，确保工艺路线简单可靠。将经过整圆的罐身沿着第一罐身输送线（1）输送，之后通过第一步进进罐星轮（2）将罐身输送到第一圆盘输送线（3）上，第一圆盘输送线步进送料，第一圆盘输送线的位置对应为翻边工位，第一圆盘输送线的外环输送区域的步进位置上分别布置有上翻边工位（4）、下翻边工位（5），所述上翻边工位、下翻边工位所对应的翻边结构均为多滚轮的卷边结构，所述第一圆盘输送线的旁侧布置有第二圆盘输送线（6），所述第二圆盘输送线步进送料，所述第二圆盘输送线的位置对应为封底工位（7），所述封底工位的封底通过位于第二圆盘输送线底部的送料机构（8）输送。

Description

一种翻边封底生产工艺 技术领域
本发明涉及包装罐制作的技术领域，具体为一种翻边封底生产工艺。
背景技术
现有的包装圆罐在制作时，其需要经过翻边和封底的工艺，其罐体在输送时为直线输送带输送，在实际过程中翻边的工艺步骤通过翻边模来完成，其使得对于翻边模的精度要求严格，由于在翻边过程中不可避免会产生磨损，进而使得翻边模需要定期修复损伤部位、从而影响到生产进度；且现有的封底工艺均需要将罐身垂直翻转后从罐身上部进行封底，之后需要再将罐身垂直翻转后进行后续工艺，其使得整个工艺路线复杂，且操作效率低。
发明内容
针对上述问题，本发明提供了一种翻边封底生产工艺，其确保翻边部分持久有效工作，且使得罐身无需翻转即可进行封底，确保工艺路线简单可靠。
一种翻边封底生产工艺，其特征在于：将经过整圆的罐身沿着第一罐身输送线输送，之后通过第一步进进罐星轮将罐身输送到第一圆盘输送线上，第一圆盘输送线步进送料，第一圆盘输送线的位置对应为翻边工位，第一圆盘输送线的外环输送区域的步进位置上分别布置有上翻边工位、下翻边工位，所述上翻边工位、下翻边工位所对应的翻边结构均为多滚轮的卷边结构，所述第一圆盘输送线的旁侧布置有第二圆盘输送线，所述第二圆盘输送线步进送料，所述第二圆盘输送线的位置对应为封底工位，所述封底工位的封底通过位于第二圆盘输送线底部的送料机构输送，之后多个封底机头顶升封底将 封底封装于罐身的底部，所述第一圆盘输送线的输出工位、第二圆盘输送线的输入工位之间设置有第二步进进罐星轮，所述第二圆盘输送线的输出工位后方设置有第三步进进罐星轮，所述第三步进进罐星轮将封底的罐身换向后步进输送到第二罐身输送线上。
其进一步特征在于：所述第一罐身输送线的一侧设置有分罐螺杆，所述分罐螺杆的内凹螺旋槽仿形于罐身的弧度设置，使得内凹螺旋槽用于分隔罐身间距，确保罐身的步进输送；
所述第一圆盘输送线、第二圆盘输送线的中心轴连线平行于所述第一罐身输送线布置，第一罐身输送线、第二罐身输送线在同一直线的延长线上布置，确保整个生产线的合理布置；
所述第一步进进罐星轮、第二步进进罐星轮、第三步进进罐星轮进的的卡槽均形成圆弧线内凹结构，每个进罐星轮均包括若干个以转轴中心的均布的圆弧线内凹结构；
所述第一步进进罐星轮的旋转方向为第一罐身输送线的出口位置连接至第一圆盘输送线的入料位置；所述第二步进进罐星轮的旋转方向为第一圆盘输送线的输出工位连接至第二圆盘输送线的输入工位；所述第三步进进罐星轮的旋转方向为第二圆盘输送线的输出工位连接至第二罐身输送线的输入位置；
所述上翻边工位上设置有卷边机构，所述卷边机构包括有若干个环布的卷线滚轮，卷线滚轮用于形成上翻边；
所述下翻边工位上包括有报罐夹具，报罐夹具带动罐身上升脱离第一圆盘输送线的底面，所述下翻边工位还包括有垂直向倒装卷边机构，所述卷边 机构包括有若干个环布的卷线滚轮，卷线滚轮用于形成下翻边；
所述第二圆盘输送线上集成有免翻转封底装置，所述免翻转封底装置扇设置有至少两个用于封底的封底组装工位，其确保安装的高效率。
采用上述技术方案后，将多滚轮翻边机构和免翻转封底机构集成到一条产线上，其确保翻边部分持久有效工作，且使得罐身无需翻转即可进行封底，确保工艺路线简单可靠。
附图说明
图1为本发明的俯视图结构示意简图；
图2为本发明的主视图结构示意简图；
图中序号所对应的名称如下：
第一罐身输送线1、第一步进进罐星轮2、第一圆盘输送线3、上翻边工位4、下翻边工位5、第二圆盘输送线6、封底工位7、送料机构8、第二步进进罐星轮9、第三步进进罐星轮10、第二罐身输送线11、分罐螺杆12、内凹螺旋槽121、圆弧线内凹结构13、免翻转封底装置14、传送带15。
具体实施方式
一种翻边封底生产工艺，见图1、图2：将经过整圆的罐身沿着第一罐身输送线1输送，之后通过第一步进进罐星轮2将罐身输送到第一圆盘输送线3上，第一圆盘输送线3步进送料，第一圆盘输送线3的位置对应为翻边工位，第一圆盘输送线3的外环输送区域的步进位置上分别布置有上翻边工位4、下翻边工位5，上翻边工位4、下翻边工位5所对应的翻边结构均为多滚轮的卷边结构，第一圆盘输送线3的旁侧布置有第二圆盘输送线6，第二圆盘输送线6步进送料，第二圆盘输送线6的位置对应为至少两个封底工位7，封底工位 7的封底通过位于第二圆盘输送线6底部的送料机8构输送，之后多个封底机头顶升封底将封底封装于罐身的底部，第一圆盘输送线3的输出工位、第二圆盘输送线6的输入工位之间设置有第二步进进罐星轮9，第二圆盘输送线6的输出工位后方设置有第三步进进罐星轮10，第三步进进罐星轮10将封底的罐身换向后步进输送到第二罐身输送线11上。
第一圆盘输送线3的输出工位、第二圆盘输送线6的输入工位之间通过传送带15转送罐身。
第一罐身输送线1的一侧设置有分罐螺杆12，分罐螺杆12的内凹螺旋槽121仿形于罐身的弧度设置，使得内凹螺旋槽121用于分隔罐身间距，确保罐身的步进输送；
第一圆盘输送线3、第二圆盘输送线6的中心轴连线平行于第一罐身输送线1布置，第一罐身输送线1、第二罐身输送线11在同一直线的延长线上布置，确保整个生产线的合理布置；
第一步进进罐星轮2、第二步进进罐星轮9、第三步进进罐星轮10的卡槽均形成圆弧线内凹结构13，每个进罐星轮均包括若干个以转轴中心的均布的圆弧线内凹结构13；
第一步进进罐星轮2的旋转方向为第一罐身输送线1的出口位置连接至第一圆盘输送线3的入料位置；第二步进进罐星轮9的旋转方向为第一圆盘输送线3的输出工位连接至第二圆盘输送线6的输入工位；第三步进进罐星轮10的旋转方向为第二圆盘输送线6的输出工位连接至第二罐身输送线11的输入位置；
具体实施时：上翻边工位4、下翻边工位5的顺序可进行互换，上翻边工 位4上设置有卷边机构，卷边机构包括有若干个环布的卷线滚轮，卷线滚轮用于形成上翻边；
下翻边工位5上包括有报罐夹具，报罐夹具带动罐身上升脱离第一圆盘输送线的底面，下翻边工位5还包括有垂直向倒装卷边机构，卷边机构包括有若干个环布的卷线滚轮，卷线滚轮用于形成下翻边；
卷边机构的具体结构详见中国专利ZL20110341534.0所公开的“一种卷边机构”；
第二圆盘输送线6上集成有免翻转封底装置14，免翻转封底装置14设置有至少两个用于封底的封底工位7，其确保安装的高效率；
免翻转封底装置14的具体结构详见中国专利ZL20141031587.2所公开的“一种免翻转封底装置”；
第一步进进罐星轮2的包括三个以转轴中心的均布的圆弧线内凹结构13；第二步进进罐星轮9包括四干个以转轴中心的均布的圆弧线内凹结构13；第三步进进罐星轮10包括三干个以转轴中心的均布的圆弧线内凹结构13。
其提供一种高效可靠的低成本生产方案，将在线的翻边模改为多滚轮翻边，由于滚轮是滚动的，磨损轻微，寿命长，速度快；其将在线的封底结构由单机头改为多机头封罐，且由底部封罐，进入下一步无需再翻转。
对于本领域技术人员而言，显然本发明不限于上述示范性实施例的细节，而且在不背离本发明的精神或基本特征的情况下，能够以其他的具体形式实现本发明。因此，无论从哪一点来看，均应将实施例看作是示范性的，而且是非限制性的，本发明的范围由所附权利要求而不是上述说明限定，因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。 不应将权利要求中的任何附图标记视为限制所涉及的权利要求。
此外，应当理解，虽然本说明书按照实施方式加以描述，但并非每个实施方式仅包含一个独立的技术方案，说明书的这种叙述方式仅仅是为清楚起见，本领域技术人员应当将说明书作为一个整体，各实施例中的技术方案也可以经适当组合，形成本领域技术人员可以理解的其他实施方式。

Claims (8)

  1. 一种翻边封底生产工艺，其特征在于：将经过整圆的罐身沿着第一罐身输送线输送，之后通过第一步进进罐星轮将罐身输送到第一圆盘输送线上，第一圆盘输送线步进送料，第一圆盘输送线的位置对应为翻边工位，第一圆盘输送线的外环输送区域的步进位置上分别布置有上翻边工位、下翻边工位，所述上翻边工位、下翻边工位所对应的翻边结构均为多滚轮的卷边结构，所述第一圆盘输送线的旁侧布置有第二圆盘输送线，所述第二圆盘输送线步进送料，所述第二圆盘输送线的位置对应为封底工位，所述封底工位的封底通过位于第二圆盘输送线底部的送料机构输送，之后多个封底机头顶升封底将封底封装于罐身的底部，所述第一圆盘输送线的输出工位、第二圆盘输送线的输入工位之间设置有第二步进进罐星轮，所述第二圆盘输送线的输出工位后方设置有第三步进进罐星轮，所述第三步进进罐星轮将封底的罐身换向后步进输送到第二罐身输送线上。
  2. 如权利要求1所述的一种翻边封底生产工艺，其特征在于：所述第一罐身输送线的一侧设置有分罐螺杆，所述分罐螺杆的内凹螺旋槽仿形于罐身的弧度设置，使得内凹螺旋槽用于分隔罐身间距。
  3. 如权利要求1所述的一种翻边封底生产工艺，其特征在于：所述第一圆盘输送线、第二圆盘输送线的中心轴连线平行于所述第一罐身输送线布置，第一罐身输送线、第二罐身输送线在同一直线的延长线上布置。
  4. 如权利要求1所述的一种翻边封底生产工艺，其特征在于：所述第一步进进罐星轮、第二步进进罐星轮、第三步进进罐星轮进的的卡槽均形成圆弧线内凹结构，每个进罐星轮均包括若干个以转轴中心的均布的圆弧线内凹结构。
  5. 如权利要求1所述的一种翻边封底生产工艺，其特征在于：所述第一步进进罐星轮的旋转方向为第一罐身输送线的出口位置连接至第一圆盘输送线的入料位置；所述第二步进进罐星轮的旋转方向为第一圆盘输送线的输出工位连接至第二圆盘输送线的输入工位；所述第三步进进罐星轮的旋转方向为第二圆盘输送线的输出工位连接至第二罐身输送线的输入位置。
  6. 如权利要求1所述的一种翻边封底生产工艺，其特征在于：所述上翻边工位上设置有卷边机构，所述卷边机构包括有若干个环布的卷线滚轮，卷线滚轮用于形成上翻边。
  7. 如权利要求1所述的一种翻边封底生产工艺，其特征在于：所述下翻边工位上包括有报罐夹具，报罐夹具带动罐身上升脱离第一圆盘输送线的底面，所述下翻边工位还包括有垂直向倒装卷边机构，所述卷边机构包括有若干个环布的卷线滚轮，卷线滚轮用于形成下翻边。
  8. 如权利要求1所述的一种翻边封底生产工艺，其特征在于：所述第二圆盘输送线上集成有免翻转封底装置，所述免翻转封底装置扇设置有至少两个用于封底的封底组装工位。
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