WO2012065316A1 - 引纬装置 - Google Patents

引纬装置 Download PDF

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Publication number
WO2012065316A1
WO2012065316A1 PCT/CN2010/079179 CN2010079179W WO2012065316A1 WO 2012065316 A1 WO2012065316 A1 WO 2012065316A1 CN 2010079179 W CN2010079179 W CN 2010079179W WO 2012065316 A1 WO2012065316 A1 WO 2012065316A1
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WO
WIPO (PCT)
Prior art keywords
rod
swing arm
connecting rod
weft
seat
Prior art date
Application number
PCT/CN2010/079179
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English (en)
French (fr)
Inventor
侯京林
叶俊
Original Assignee
北京光华纺织集团有限公司
北京辰时纺织机械有限责任公司
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Application filed by 北京光华纺织集团有限公司, 北京辰时纺织机械有限责任公司 filed Critical 北京光华纺织集团有限公司
Publication of WO2012065316A1 publication Critical patent/WO2012065316A1/zh

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Classifications

    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D35/00—Smallware looms, i.e. looms for weaving ribbons or other narrow fabrics
    • D03D35/005—Shuttles
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/02—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein loops of continuous weft thread are inserted, i.e. double picks
    • D03D47/06—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein loops of continuous weft thread are inserted, i.e. double picks by a pivoted needle having a permanently-threaded eye

Definitions

  • the present invention relates to a weft insertion device for a shuttleless webbing machine, and more particularly to a weft insertion device for a heavy shuttle webbing machine. Background technique
  • the existing shuttleless webbing machine adopts a space four-link weft insertion mechanism, which is characterized in that it is composed of a sley, a slewing bearing, a nylon connecting rod, a mandrel, a weft needle swing arm, a weft needle seat and a weft needle.
  • the stern is fixed on the steel stern shaft by screws, and the aligning bearing is installed in the nylon connecting rod.
  • the two ends of the connecting rod are concentrically connected with the outer connecting rod of the nylon connecting rod, and one end of the connecting rod and the steel shank are relatively fixed by screws, and even
  • the other end of the rod and the weft needle swing arm are relatively fixed by screws; the end of the swing arm is connected to the frame through the swing arm shaft, the other end of the swing arm is fixed to the weft needle seat, and the weft needle is mounted on the weft needle seat.
  • the weft insertion process of the above structure is as follows: the spindle hook speed is rotated, so that the plane four-bar linkage connected with the main shaft drives the steel crucible fixed on the steel shaft to reciprocate, and the steel crucible drives the nylon rod to reciprocate and circulate, thereby
  • the weft needle swing arm is oscillated along the mandrel, and the weft needle can reciprocate.
  • the shortcoming of the above structure is that it is suitable for light-weight narrow-width shuttleless ribbon looms. For belts with a bandwidth of more than 200 mm, the transmission is unstable, the weft needles are vibrating, and the aligning bearings are easily damaged.
  • the finished product is of low quality and is not suitable for heavy fabrics. suitable. Summary of the invention
  • a weft insertion device comprising a base, a steel truss, a connecting rod, a swing arm shaft, a swing arm and a weft needle, and the steel sill seat is fixed by the squat foot
  • the weft insertion device further includes a guide rod, and the guide rod is fixedly arranged on the machine a seat, parallel to the connecting rod; one end of the connecting rod is connected to the steel stern through a connecting rod seat, and the other end and a guiding bearing seat disposed on the guiding rod and slidable on the guiding rod a fixed connection; a lower end of the swing arm shaft is provided
  • the guide bearing housing is provided with a linear bearing that can reciprocate on the guide rod.
  • the two ends of the guide rod are positioned by the tension sleeve, and the two ends of the guide rod are respectively provided with a shaft end pressure pad, and the shaft end pressure pad is fixed on the guide rod by screws.
  • the two ends of the connecting rod are respectively provided with connecting rod heads, and the connecting rod head respectively presses a radial ball bearing disposed on the connecting rod seat and the guiding bearing seat.
  • the connecting rod is provided with an adjusting nut.
  • the swing arm shaft is provided with a swing arm fixing seat, and the swing arm fixing seat is fixed on the base.
  • the swing arm fixing seat is provided with a radial ball bearing for supporting the swing arm shaft.
  • is provided as a sliding rotor in a long groove on the swing rod.
  • a pendulum spacer is disposed between the swing lever and the swing arm fixing seat.
  • DRAWINGS 1 is a schematic overall structural view of a weft insertion device according to an embodiment of the present invention
  • FIG. 2 is a schematic cross-sectional structural view of a weft insertion device according to an embodiment of the present invention
  • FIG 3 is a top plan view of a weft needle and a swing arm in the weft insertion device according to an embodiment of the present invention.
  • an embodiment of the present invention provides a weft insertion device including a base 1, a steel truss 2, a connecting rod 3, a guiding rod 4, a swinging rod 5, and a swing arm shaft 6. Swing arm 7 and weft needle 8.
  • the steel truss 2 is fixed to the base 1 through the shank leg 9 on both sides of the base 1, and the cymbal 10 is fixed to the cymbal seat 2 by the steel sill plate 11.
  • the guide rod 4 is fixedly disposed on the base 1 and is parallel to the link 3.
  • the two ends of the guiding rod 4 are positioned by the tensioning sleeve 12, and the two ends of the guiding rod 4 are respectively provided with a shaft end pressing pad 13, and the shaft end pressing pad 13 presses the tensioning sleeve 12 under the action of the screw to fix it on the guiding rod 4, providing excellent support.
  • One end of the connecting rod 3 is connected to the steel truss 2 through the connecting rod seat 14, and the other end is fixedly connected to the guide bearing seat 15 provided on the guide rod 4 and slidable on the guide rod 4.
  • a linear bearing 16 that is reciprocally slidable on the guide rod 4 is disposed in the guide bearing housing 15.
  • Two ends of the connecting rod 3 are respectively provided with a connecting rod head 20, a connecting rod head 20 is respectively press-fitted into the radial ball bearing 17 disposed on the link base 14 and the guide bearing housing 15, and the self-lubricating radial ball bearing is used to connect the guide rod with the link base and the guide bearing seat, so that the overall structure can be possessed Longer life.
  • the connecting rod 3 is provided with an adjusting nut 22, and the length of the connecting rod 2 can be finely adjusted according to the difference of the fabric, and is adjusted and locked by the adjusting nut 22.
  • the weft needle 8 is fixed in the weft needle seat 18, the weft needle seat 18 is fixed to one end of the swing arm 7, and the other end of the swing arm 7 is connected to the upper end of the swing arm shaft 6 by a screw passing through the swing arm gland 19.
  • the structure of the weft needle 8 swinging part of the present invention can be clearly seen from Fig. 3, and the relationship between the belt board 27 and the weft needle 8 is known.
  • One end of the swinging rod 5 is connected to the lower end of the swing arm shaft 6 by a screw passing through the swinging lever gland 21, and the swinging rod 5 is provided with a long groove, and the bearing 23 on the guide bearing housing 15 is provided as a sliding rotor on the swinging rod 5 Inside the long slot.
  • the guide bearing housing 15 reciprocates on the guide rod 4
  • the swing lever 5 is swung to drive the swing arm shaft 6 to rotate.
  • the swing arm shaft 6 is provided with a swing arm fixing seat 24, and the swing arm fixing seat 24 is fixed on the machine base 1.
  • the swing arm fixing seat 24 is provided with two sets of radial ball bearings 25 for supporting the swing arm shaft 6 for receiving The torque generated by the rotation of the swing arm shaft 6 ensures that the swing arm 7 rotates stably.
  • a pendulum spacer 26 is provided between the swing lever 5 and the swing arm mount 24 to prevent the swing arm shaft from moving axially.
  • the crucible foot 9 fixed to both sides of the base 1 reciprocates in the front-rear direction centering on the crucible shaft.
  • the steel cymbal 2 swings toward the front of the machine, the weft yarn is pushed toward the woven opening by the steel cymbal 10 fixed to the steel shank 2.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)

Description

技术领域
本发明涉及一种无梭织带机引纬装置， 具体涉及一种用于重磅无梭织带机 的引纬装置。 背景技术
现有无梭织带机采用的是一种空间四连杆引纬机构， 其特征是它由筘座、 调心轴承、 尼龙连杆、 心轴、 纬针摆臂、 纬针座和纬针所构成， 筘座通过螺釘 相对固定于钢筘轴上， 调心轴承安装在尼龙连杆中， 通过两端轴承与尼龙连杆 外圏同心连接， 连杆一端与钢筘座通过螺釘相对固定， 连杆的另一端与纬针摆 臂通过螺釘相对固定； 摆臂的端头通过摆臂轴连接在机架上， 摆臂的另一端固 定纬针座， 纬针安装在纬针座上。 上述结构的引纬过程为： 主轴勾速转动， 使 与主轴连接的平面四连杆机构带动固定在钢筘轴上的钢筘座产生往复摆动， 钢 筘座带动尼龙连杆往复循环运动， 从而带动纬针摆臂沿心轴换向摆动， 纬针即 可作往复运动。 上述结构的缺陷是， 适用于轻型窄幅无梭织带机， 对於带宽超 过 200 毫米带类织物， 传动不稳定， 纬针颤动， 调心轴承易损坏； 产成品质量 低， 对重磅织物不适宜。 发明内容
本发明要解决的技术问题是提供一种传动稳定、 精度高的引纬装置， 适用 于重磅无梭织带机。 为了达到上述目的， 本发明采用的技术方案为： 一种引纬装置， 包括机座、 钢筘座、 连杆、 摆臂轴、 摆臂和纬针， 所述钢筘座通过筘座脚固定在所述机座 上， 所述摆臂的一端与所述纬针连接， 另一端与所述摆臂轴的上端连接， 所述 引纬装置还包括导向杆， 所述导向杆固定设置在机座上， 并与所述连杆平行； 所述连杆的一端通过连杆座与所述钢筘座相连接， 另一端与所述导向杆上设置 的可在导向杆上滑动的导向轴承座固定连接； 所述摆臂轴的下端设有摆杆， 所 述摆杆通过轴承与导向轴承座连接。
上述方案中， 所述导向轴承座内设有可在导向杆上往复滑动的直线轴承。 上述方案中， 所述导向杆两端采用涨紧套定位， 所述导向杆的两端分别设 有轴端压垫， 所述轴端压垫通过螺釘固定在导向杆上。
上述方案中， 所述连杆的两端分别设有连杆头， 所述连杆头分别内压入设 置在所述连杆座和所述导向轴承座上的向心球轴承。
上述方案中， 所述连杆上设有调整螺母。
上述方案中， 所述摆臂轴外围设有摆臂固定座， 所述摆臂固定座固定在所 述机座上， 所述摆臂固定座内设有支撑摆臂轴的向心球轴承。
上述方案中， 所述轴 7|作为滑动转子设置在所述摆杆上的长槽内。
上述方案中， 所述摆杆与摆臂固定座之间设有摆杆隔套。
与现有技术相比， 本发明采用的技术方案产生的有益效果如下：
本发明采用固定在机座上的导向杆来传递纬针摆动的动力， 可确保传动稳 定， 不会应纬针摆动， 使向心球轴承受损， 提高引纬稳定性。 附图说明 图 1为本发明实施例提供的引纬装置整体结构示意图；
图 2为本发明实施例提供的引纬装置的剖面结构示意图；
图 3为本发明实施例提供的引纬装置中纬针与摆臂的俯视图。
附图标记：
1-机座， 2-钢筘座， 3-连杆， 4-导向杆， 5-摆杆， 6-摆臂轴， 7-摆臂， 8-纬针, 9-筘座脚， 10-钢筘， 11-钢筘压板， 12-涨紧套， 13-轴端压垫， 14-连杆座， 15-导向轴 座， 16-直线轴 ， 17-向心球轴 ， 18-纬针座， 19-摆臂压盖， 20-连杆头， 21-摆杆压盖， 22-调整螺母， 23-轴承， 24-摆臂固定座，
25-向心球轴承， 26-摆杆隔套， 27-过带板。 具体实施方式
下面结合附图和实施例对本发明技术方案进行详细描述。
如图 1、 图 2和图 3所示， 本发明实施例提供一种引纬装置， 包括机座 1、 钢筘座 2、 连杆 3、 导向杆 4、 摆杆 5、 摆臂轴 6、 摆臂 7和纬针 8。
钢筘座 2通过机座 1两侧的筘座脚 9固定在机座 1上， 钢筘 10通过钢筘压 板 11固定在钢筘座 2上。
导向杆 4固定设置在机座 1上， 并与连杆 3平行。 导向杆 4两端采用涨紧 套 12定位， 导向杆 4的两端分别设有轴端压垫 13 , 轴端压垫 13在螺釘的作用 下压紧涨紧套 12, 使其固定在导向杆 4上， 提供优异的支撑效果。
连杆 3的一端通过连杆座 14与钢筘座 2相连接， 另一端与导向杆 4上设置 的可在导向杆 4上滑动的导向轴承座 15固定连接。 导向轴承座 15内设有可在 导向杆 4上往复滑动的直线轴承 16。 连杆 3的两端分别设有连杆头 20, 连杆头 20分别内压入设置在连杆座 14和导向轴承座 15上的向心球轴承 17, 使用自润 滑的向心球轴承使导向杆与连杆座和导向轴承座连接， 可使整体结构拥有更长 的使用寿命。 连杆 3上设有调整螺母 22, 连杆 2长度可根据织物不同进行微调， 调整后用调整螺母 22锁紧。
纬针 8固定在纬针座 18内， 纬针座 18固定在摆臂 7的一端， 摆臂 7的另 一端通过穿过摆臂压盖 19的螺釘与摆臂轴 6的上端连接。 从图 3中可清晰看出 本发明纬针 8摆动零件结构 , 了解过带板 27与纬针 8之间的关系。
摆杆 5的一端通过穿过摆杆压盖 21的螺釘与摆臂轴 6的下端连接， 摆杆 5 上设有长槽， 导向轴承座 15上的轴承 23作为滑动转子设置在摆杆 5的长槽内。 当导向轴承座 15在导向杆 4上往复滑动时， 推动摆杆 5摆动， 从而带动摆臂轴 6转动。
摆臂轴 6外围设有摆臂固定座 24 , 摆臂固定座 24固定在机座 1上，摆臂固 定座 24内设有两组支撑摆臂轴 6的向心球轴承 25 ,用来承受摆臂轴 6转动产生 的扭矩， 保证摆臂 7稳定转动。 摆杆 5与摆臂固定座 24之间设有摆杆隔套 26, 防止摆臂轴轴向移动。
随着织机主轴回转， 固定在机座 1两侧的筘座脚 9以筘座轴为中心作前后 方向的往复摆动。 钢筘座 2向机前方摆动时， 借固定在钢筘座 2上的钢筘 10将 纬纱推向织口。 当钢筘 10从织口前方摆向后方， 经纱形成开口， 固定在钢筘座 2上的连杆座 14随筘座脚 9的摆动传递动力，连杆 3拉动导向轴承座 15沿导向 杆 4向后移动， 通过作为滑动转子的轴承 23推动摆杆 5摆动， 带动摆臂轴 6转 动， 同时安装在摆臂 7上的纬针 8同步摆动， 进入梭口。 当钢筘座 2摆向后死 心， 纬针 8完全穿过梭口， 纬针 8将纬纱从梭口的左边带到右边。 纬纱被右边 转梭钩住后， 钢筘座 2从后死心摆向织口， 连杆 3拉动导向轴承座 15沿导向杆 4向前移动， 纬针 8退出织口， 梭口闭合， 经纱与纬纱交织， 此时钢筘座 2从梭 口后方摆向前方进行打纬， 完成一次引纬过程。
以上所述仅为本发明的优选实施例而已， 并不用于限制本发明， 对于本领 域的技术人员来说， 本发明可以有各种更改和变化。 凡在本发明的精神和原则 之内， 所作的任何修改、 等同替换、 改进等， 均应包含在本发明的保护范围之 内。

Claims

权利要求书
1、 一种引纬装置， 包括机座、 钢筘座、 连杆、 摆臂轴、 摆臂和 纬针， 所述钢筘座通过筘座脚固定在所述机座上， 所述摆臂的一端与 所述纬针连接， 另一端与所述摆臂轴的上端连接， 其特征在于： 所述 引纬装置还包括导向杆， 所述导向杆固定设置在机座上， 并与所述连 杆平行； 所述连杆的一端通过连杆座与所述钢筘座相连接， 另一端与 所述导向杆上设置的可在导向杆上滑动的导向轴承座固定连接；所述 摆臂轴的下端设有摆杆， 所述摆杆通过轴承与导向轴承座连接。
2、 如权利要求 1所述的引纬装置， 其特征在于： 所述导向轴承 座内设有可在导向杆上往复滑动的直线轴承。
3、 如权利要求 1或 2所述的引纬装置， 其特征在于： 所述导向 杆两端采用涨紧套定位， 所述导向杆的两端分别设有轴端压垫， 所述 轴端压垫通过螺釘固定在导向杆上。
4、 如权利要求 1所述的引纬装置， 其特征在于： 所述连杆的两 端分别设有连杆头，所述连杆头分别内压入设置在所述连杆座和所述 导向轴承座上的向心球轴承。
5、 如权利要求 4所述的引纬装置， 其特征在于： 所述连杆上设 有调整螺母。
6、 如权利要求 1所述的引纬装置， 其特征在于： 所述摆臂轴外 围设有摆臂固定座， 所述摆臂固定座固定在所述机座上， 所述摆臂固 定座内设有支撑摆臂轴的向心球轴承。
7、 如权利要求 6所述的引纬装置， 其特征在于： 所述摆杆与摆 臂固定座之间设有摆杆隔套。
8、 如权利要求 1所述的引纬装置， 其特征在于： 所述轴承作为 滑动转子设置在所述摆杆上的长槽内。
PCT/CN2010/079179 2010-11-19 2010-11-26 引纬装置 WO2012065316A1 (zh)

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Application Number Priority Date Filing Date Title
CN201010552952.6 2010-11-19
CN2010105529526A CN101988229B (zh) 2010-11-19 2010-11-19 一种用于重磅无梭织带机的引纬装置

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CN102644146B (zh) * 2012-04-16 2013-08-14 经纬纺织机械股份有限公司 剑杆织机球面曲柄摇杆装配定位装置
CN109295599A (zh) * 2018-10-23 2019-02-01 天津工业大学 一种碳纤维三维织物自动编织机变动程递纬装置
CN113073419B (zh) * 2020-01-03 2022-11-04 广野精机股份有限公司 织带机织针平移机构

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