WO2017012271A1 - 带嵌件的塑料轮叉 - Google Patents

带嵌件的塑料轮叉 Download PDF

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Publication number
WO2017012271A1
WO2017012271A1 PCT/CN2015/099091 CN2015099091W WO2017012271A1 WO 2017012271 A1 WO2017012271 A1 WO 2017012271A1 CN 2015099091 W CN2015099091 W CN 2015099091W WO 2017012271 A1 WO2017012271 A1 WO 2017012271A1
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WIPO (PCT)
Prior art keywords
fork
plastic
wheel fork
plastic wheel
forks
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PCT/CN2015/099091
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English (en)
French (fr)
Inventor
庞明方
Original Assignee
太仓市车中宝休闲用品有限公司
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Publication of WO2017012271A1 publication Critical patent/WO2017012271A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K21/00—Steering devices
    • B62K21/02—Front wheel forks or equivalent, e.g. single tine

Definitions

  • the invention relates to a plastic wheel fork for an amusement vehicle, in particular to a plastic wheel fork with an insert embedded with a metal insert in a plastic wheel fork.
  • the wheel forks are generally made of metal and plastic.
  • the shape of the metal forks is not smooth enough, and the shape of the plastic forks is often too thick and swollen, the shape is not refined, and the appearance is not ideal.
  • the object of the present invention is to provide a plastic wheel fork with an insert that is extraordinarly smooth and has a reasonable structure.
  • the object of the present invention is achieved by a plastic fork with an insert, comprising a fork insert and a plastic fork, characterized in that the fork insert is composed of a metal fork and a screw barrel for the lock bolt, the metal wheel
  • the fork is formed by a flat strip-shaped metal stamped into a shape, and the sides of the lower ends of the metal forks are punched with each other.
  • the apertures of the two ends of the metal forks are ⁇ 8 mm, and the bottom ends of the metal forks are punched.
  • the top of the metal fork is welded by spot welding and the bolt of the lock bolt, and then reinforced by argon arc welding.
  • the diameter of the bolt of the lock bolt is ⁇ 8mm. After welding with the metal fork, the bolt is locked.
  • the distance between the shaft axis of the screw cylinder and the lower end of the metal fork is opposite to each other.
  • the metal fork of the wheel insert insert is injection molded into the plastic wheel fork, the rod shape of the wheel insert insert to the bolt of the lock bolt is completely exposed outside the plastic wheel fork; the plastic wheel fork is injection-molded with the wheel fork insert After that, the upper side of the top of the plastic wheel fork is thrown upward on the spherical surface, and the lower side of the top of the plastic wheel fork is in the shape of a dome-shaped arched door, and the two sides of the plastic wheel fork are integrally connected downwardly, and the plastic fork is The two forks are slightly wide and narrow, and have an arc-shaped outer throw.
  • the bottom ends of the plastic forks have a downward semicircular shape, and the plastic forks have two downwardly curved outer edges.
  • the inner side of the lower end of the two forks of the plastic fork has a horizontal counterbore
  • the insert has a right angle to the extension shaft of the bolt shaft of the lock bolt, and the inner ends of the two lateral perforations of the plastic fork have a bead.
  • the invention has the beneficial effects that the wheel insert insert is used as the skeleton of the force, and the plastic wheel fork is used as a delicate and smooth shape, so that both the strength and the appearance shape are obtained; the invention has a metal fork The appearance is vibrant and smooth, the shape is perfect, and the edge has no edge angle, and the safety is good; the invention has the advantages of small size and no bloated, refined and not large, compared with the plastic wheel fork, and has perfect and stronger strength. Advantage.
  • Figure 1 is a schematic view showing the structure and appearance of the present invention
  • Figure 2 is a structural view of a fork insert of the present invention
  • wheel fork insert 1 also includes: 11 - metal wheel fork, 12 - the barrel of the lock bolt.
  • the plastic fork with inserts comprises a fork insert 1 and a plastic fork 2;
  • the fork insert 1 is made of a metal fork 11 And a screw barrel 12 for a lock bolt
  • the metal fork 11 is a dome shape punched out of a flat strip metal of 3 mm ⁇ 16 mm, and the metal fork 11
  • the sides of the lower ends are punched with mutually opposing perforations, and the apertures of the opposite ends of the metal forks 11 are ⁇ 8 mm, and the bottom ends of the metal forks 11 are rounded, and the metal forks 11
  • the top of the bolt is welded to the barrel 12 of the lock bolt by spot welding, and then reinforced by argon arc welding, the barrel 12 of the lock bolt
  • the rod diameter is ⁇ 8 mm, and an axial threaded hole is formed in the middle of the top end of the bolt of the lock bolt, and the threaded hole in the middle of the top end of the barrel 12 of the lock bolt is M6, and the screw
  • the plastic wheel fork 2 is injection molded from plastic, and after the plastic wheel fork 2 is injection-molded with the wheel fork insert 1, the plastic wheel fork 2
  • the upper side of the top is thrown upward by a spherical surface, and the lower side of the top of the plastic fork 2 has a shape of a dome-shaped arched door, and the two sides of the upper top of the plastic fork 2 are integrally connected with two forks , the plastic wheel fork 2
  • the inner side of the two forks is a flat surface, and the inner side of the two forks of the plastic fork 2 has a spacing of 27 mm, and the plastic fork 2 has an average thickness of 7 mm inside and outside the two forks, and the plastic fork 2
  • the two fork pieces are slightly wide and narrow, and the two fork pieces of the plastic wheel fork 2 are thrown outwardly of a vertical curved surface, and the bottom ends of the plastic forks 2 are downwardly semicircular , the plastic wheel fork 2
  • the plastic fork 2 The two forked counterbore are connected to each other inwardly with a lateral perforation.
  • the two transverse perforations of the plastic fork 2 have an aperture of ⁇ 8 mm, and the plastic fork 2 has two transversely perforated hole cores and the fork insert.
  • 1 pair of bolts 12 of the lock bolt The shaft extension line is at a right angle, and the plastic wheel fork 2 has two transversely perforated hole core lines, and the plastic wheel fork 2 is 27 mm apart from the shaft extension line of the pair of lock bolts.
  • the two forks of the plastic fork 2 are thick and thin, and the plastic fork 2
  • the front and rear of the two forks are thin and form a wedge shape which is easy to demould.
  • the shape of the arched door on the lower side of the top of the plastic fork 2 is in the direction of the front low and the rear, and the plastic fork 2 is laterally perforated.
  • Each of the inner ends has a convex ring, and the plastic wheel fork 2 a bead of 1.5 mm inward, a bead at the inner end of the plastic fork 2 corresponding to the inner ring of the bearing on both sides of the center of the PU wheel, the upper side of the top of the plastic fork 2 and the plastic Fork 2
  • the outer side of the two-legged piece also has a grain pattern.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

一种带嵌件的塑料轮叉，包括轮叉嵌件（1）和塑料轮叉（2），其特征是：轮叉嵌件（1）由金属轮叉（11）和对锁螺栓的螺筒（12）构成，金属轮叉（11）是用的扁条形金属冲压成的∩形，金属轮叉（11）两下端的侧面有冲有相互的对穿孔，金属轮叉（11）的顶部与对锁螺栓的螺筒（12）焊接，轮叉嵌件（1）的金属轮叉（11）注塑于塑料轮叉（2）中，对锁螺栓的螺筒（12）的杆形裸露于塑料轮叉（2）之外，塑料轮叉（2）的两侧向下一体连接两叉片，塑料轮叉（2）的两叉片略成上宽下窄，塑料轮叉（2）两叉片的底端呈向下的半圆形，塑料轮叉（2）的两叉片下端的外侧，各有一横向的沉孔，塑料轮叉（2）的两沉孔各向内侧连接一横向的穿孔，塑料轮叉（2）两横向穿孔的里端各有一凸圈。

Description

带嵌件的塑料轮叉
技术领域
本发明涉及一种娱乐车用的塑料轮叉，特别涉及一种用塑料轮叉中镶嵌金属嵌件的带嵌件的塑料轮叉。
背景技术
目前市场上所能见到的娱乐车用的PU 轮的轮叉，一般有金属的和塑料这两种，金属的轮叉外形上不够流畅，而塑料轮叉的外形往往过于臃肿肥大，外形不精炼、外观不够理想。
发明内容
本发明的目的是要提供一种外形精美流畅，结构合理的带嵌件的塑料轮叉。本发明的目的是这样实现的：带嵌件的塑料轮叉，包括轮叉嵌件和塑料轮叉，其特征是：轮叉嵌件由金属轮叉和对锁螺栓的螺筒构成，金属轮叉是用的扁条形金属冲压成的∩形，金属轮叉两下端的侧面有冲有相互的对穿孔，金属轮叉两下端相互的对穿孔的孔径为φ8mm，金属轮叉两底端冲成圆角，金属轮叉的顶部通过点焊与对锁螺栓的螺筒焊接，然后用氩弧焊加固，对锁螺栓的螺筒杆径是φ8mm，与金属轮叉焊接后，对锁螺栓的螺筒轴心线与金属轮叉两下端相互的对穿孔的连线相距27 毫米，轮叉嵌件的金属轮叉注塑于塑料轮叉中，轮叉嵌件对锁螺栓的螺筒的杆形，完全裸露于塑料轮叉之外；塑料轮叉与轮叉嵌件注塑连接后，塑料轮叉顶部上侧面呈球形面的上抛，塑料轮叉顶部的下侧面，呈∩形的拱形门形状，塑料轮叉的两侧向下一体连接两叉片，塑料轮叉的两叉片略成上宽下窄、并呈弧形面的外抛，塑料轮叉两叉片的底端呈向下的半圆形，塑料轮叉两叉片向下半圆形的外侧边沿为圆角，塑料轮叉的两叉片下端的外侧，各有一横向的沉孔，塑料轮叉的两沉孔各向内侧连接一横向的穿孔，塑料轮叉两横向穿孔的孔心连线与轮叉嵌件对锁螺栓的螺筒轴心延长线成直角，塑料轮叉两横向穿孔的里端各有一凸圈。
本发明的有益效果是：本发明将轮叉嵌件作为受力的骨架，将塑料轮叉作为外形精美流畅的造型，使得强度和外观造型两兼得；本发明相比于金属轮叉，具有外形精美流畅、造型完美的优势，而且边沿没有刃角，安全性好；本发明相比于塑料轮叉，又具有外形小巧而不臃肿，精炼而不肥大的优点，具有完美而且强度更好的优势。
附图说明
图1 为本发明的构造及外观示意图；
图2 为本发明的轮叉嵌件构造图；
图中：1——轮叉嵌件，2——塑料轮叉；轮叉嵌件1 还包括：11——金属轮叉，12——对锁螺栓的螺筒。
具体实施方式
根据图1，所述的带嵌件的塑料轮叉，包括轮叉嵌件1 和塑料轮叉2 ；所述的轮叉嵌件1 是由金属轮叉11 和对锁螺栓的螺筒12 构成，所述的金属轮叉11 是用3mm×16mm 的扁条形金属冲压成的∩形，所述金属轮叉11 两下端的侧面有冲有相互的对穿孔，所述金属轮叉11 两下端相互的对穿孔的孔径为φ8mm，所述金属轮叉11 两底端冲成圆角，所述金属轮叉11 的顶部通过点焊与所述对锁螺栓的螺筒12 焊接，然后用氩弧焊加固，所述对锁螺栓的螺筒12 杆径是φ8mm，所述对锁螺栓的螺筒顶端的中间有一轴向的螺纹孔，所述对锁螺栓的螺筒12 顶端中间的螺纹孔为M6，所述对锁螺栓的螺筒12 与所述金属轮叉11 焊接后，所述对锁螺栓的螺筒12 轴心线与所述金属轮叉11 两下端相互的对穿孔的连线相距27 毫米，所述轮叉嵌件1 的金属轮叉11 注塑于所述的塑料轮叉2 中，所述轮叉嵌件1 对锁螺栓的螺筒的杆形，完全裸露于所述塑料轮叉2 之外。
所述的塑料轮叉2 是由塑料注塑而成，所述塑料轮叉2 与所述的轮叉嵌件1 注塑连接后，所述塑料轮叉2 顶部的上侧面呈球形面的上抛，所述塑料轮叉2 顶部的下侧面，呈∩形的拱形门形状，所述塑料轮叉2 上顶的两侧向下一体连接有两叉片，所述塑料轮叉2 两叉片的内侧为平面，所述塑料轮叉2 两叉片开档内侧面的间距为27mm，所述塑料轮叉2 两叉片内侧与外侧的平均厚度为7mm，所述塑料轮叉2 的两叉片略成上宽下窄，所述塑料轮叉2 的两叉片呈竖向弧形面的外抛，所述塑料轮叉2 两叉片的底端呈向下的半圆形，所述塑料轮叉2 两叉片向下半圆形外侧的边沿为圆角，所述塑料轮叉2 的两叉片下端的外侧，各有一横向的沉孔，所述塑料轮叉2 的两叉片下端沉孔的直径为φ13mm，所述塑料轮叉2 的两叉片沉孔各向内侧连接一横向的穿孔，所述塑料轮叉2 的两横向的穿孔的孔径为φ8mm，所述塑料轮叉2 两横向穿孔的孔心连线与所述轮叉嵌件1 对锁螺栓的螺筒12 轴心延长线成直角，所述塑料轮叉2 两横向穿孔的孔心连线，相较于所述对锁螺栓的螺筒12 轴心延长线相距27mm，所述塑料轮叉2 两横向穿孔的孔心连线位于所述对锁螺栓的螺筒12 轴心延长线之后，所述塑料轮叉2 的两叉片为前厚后薄，所述塑料轮叉2 两叉片的前厚后薄形成易于脱模的楔形，所述塑料轮叉2 的顶部的下侧面的拱形门形状，成前低后高的斜向，所述塑料轮叉2 两横向穿孔的里端各有一凸圈，所述塑料轮叉2 的凸圈向里作1.5mm 凸起，所述塑料轮叉2 里端的凸圈，与PU 轮中心两侧的轴承的内圈相对应，所述塑料轮叉2 顶部的上侧面和所述塑料轮叉2 两叉片的外侧面，还做有皮纹。

Claims (10)

  1. 一种带嵌件的塑料轮叉，包括轮叉嵌件和塑料轮叉，其特征是：轮叉嵌件由金属轮叉和对锁螺栓的螺筒构成，金属轮叉是用的扁条形金属冲压成的∩形，金属轮叉两下端的侧面冲有相互的对穿孔，金属轮叉两下端相互的对穿孔的孔径为φ8mm，金属轮叉两底端冲成圆角，金属轮叉的顶部通过点焊与对锁螺栓的螺筒焊接，然后用氩弧焊加固，对锁螺栓的螺筒杆径是φ8mm，与金属轮叉焊接后，对锁螺栓的螺筒轴心线与金属轮叉两下端相互的对穿孔的连线相距27毫米，轮叉嵌件的金属轮叉注塑于塑料轮叉中，轮叉嵌件对锁螺栓的螺筒的杆形，完全裸露于塑料轮叉之外；塑料轮叉与轮叉嵌件注塑连接后，塑料轮叉顶部上侧面呈球形面的上抛，塑料轮叉顶部的下侧面，呈∩形的拱形门形状，塑料轮叉的两侧向下一体连接两叉片，塑料轮叉的两叉片略成上宽下窄、并呈弧形面的外抛，塑料轮叉两叉片的底端呈向下的半圆形，塑料轮叉两叉片向下半圆形的外侧边沿为圆角，塑料轮叉的两叉片下端的外侧，各有一横向的沉孔，塑料轮叉的两沉孔各向内侧连接一横向的穿孔，塑料轮叉两横向穿孔的孔心连线与轮叉嵌件对锁螺栓的螺筒轴心延长线成直角，塑料轮叉两横向穿孔的里端各有一凸圈。
  2. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述的金属轮叉是用3.5mm×17mm的扁条形金属冲压成的∩形。
  3. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述对锁螺栓的螺筒顶端的中间有一轴向的螺纹孔，所述对锁螺栓的螺筒顶端中间的螺纹孔为M6。
  4. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述塑料轮叉两叉片的内侧为平面，所述塑料轮叉两叉片开档内侧面的间距为27mm。
  5. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述塑料轮叉两叉片内侧与外侧的平均厚度为7mm，所述塑料轮叉的两叉片呈竖向弧形面的外抛。
  6. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述塑料轮叉的两叉片下端沉孔的直径为φ13.5mm，所述塑料轮叉的两横向的穿孔的孔径为φ8mm。
  7. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述塑料轮叉两横向穿孔的孔心连线，相较于所述对锁螺栓的螺筒轴心延长线相距27mm，所述塑料轮叉两横向穿孔的孔心连线位于所述对锁螺栓的螺筒轴心延长线之后。
  8. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述塑料轮叉的两叉片为前厚后薄，所述塑料轮叉两叉片的前厚后薄形成易于脱模的楔形。
  9. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述塑料轮叉的顶部的下侧面的拱形门形状，成前低后高的斜向。
  10. 根据权利要求1所述的带嵌件的塑料轮叉，其特征是：所述塑料轮叉的凸圈向里作1.5mm凸起，所述塑料轮叉里端的凸圈，与PU轮中心两侧的轴承的内圈相对应，所述塑料轮叉顶部的上侧面和所述塑料轮叉两叉片的外侧面，还做有皮纹。
PCT/CN2015/099091 2015-07-17 2015-12-28 带嵌件的塑料轮叉 WO2017012271A1 (zh)

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Cited By (1)

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CN114954763A (zh) * 2022-04-28 2022-08-30 岳阳市爱达兴智能科技有限公司 一种内外件一体复合成型的前叉及滑板车

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Publication number Priority date Publication date Assignee Title
CN104973191B (zh) * 2015-07-17 2017-09-12 太仓市车中宝休闲用品有限公司 带嵌件的塑料轮叉
CN105235445B (zh) * 2015-11-18 2017-10-31 太仓市车中宝休闲用品有限公司 带轴塑料轮叉
CN105270547B (zh) * 2015-11-18 2017-10-03 太仓市车中宝休闲用品有限公司 新型的带嵌件塑料轮叉

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