CN202646283U - Drum-shaped rivet - Google Patents

Drum-shaped rivet Download PDF

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Publication number
CN202646283U
CN202646283U CN 201220275742 CN201220275742U CN202646283U CN 202646283 U CN202646283 U CN 202646283U CN 201220275742 CN201220275742 CN 201220275742 CN 201220275742 U CN201220275742 U CN 201220275742U CN 202646283 U CN202646283 U CN 202646283U
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CN
Grant status
Grant
Patent type
Prior art keywords
rivet
tube
drum
rod
shank
Prior art date
Application number
CN 201220275742
Other languages
Chinese (zh)
Inventor
吴洪学
Original Assignee
吴洪学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Abstract

The utility model relates to a drum-shaped rivet, which comprises a rivet rod and a rivet tube sleeved outside the rivet rod, wherein the rivet rod is provided with a cup opening, a lock cylinder groove, a break point and rolled grains successively from top to bottom, the upper end of the rivet tube is connected with a clamping ring, and the clamping ring is sleeved outside the rivet rod; the inner wall thickness of the middle part of the rivet tube is smaller than the inner wall thickness of the two end parts of the rivet tube, and the inner surface smoothly transits from the middle part to the two end parts; and the inner diameter size of the clamping ring is smaller than the outer diameter size of the cup opening. The drum-shape rivet provided by the utility model has the beneficial effect that the product is high in tensile and shearing strength and can be used for riveting workpieces with different thicknesses; the rivet tube inner wall is pressed to be thin in the middle and thick at both ends, which facilitates rivet bulking, and manual operation is time saving and labor saving; and the break point is flush with the lower end port of the rivet, so the workpiece is beautiful and tidy.

Description

一种鼓型铆钉 Drum piece Rivet

技术领域 FIELD

[0001] 本实用新型属于紧固件领域,尤其涉及一种鼓型铆钉。 [0001] The present invention belongs to the field of fasteners, particularly to a drum-type rivets.

背景技术 Background technique

[0002] 现今市场上的铆钉中鼓型铆钉的断点都不能与铆管下端口齐平,与铆管下端口齐平的铆钉又不能起鼓。 [0002] on the market today rivet break grip rivets are riveted to the lower tube end is not flush with the lower port tube flush riveting rivet can not play drums. 这两种铆钉的缺点是抗拉和抗切的强度不足;常见的铆钉的铆管内壁都是直筒型的,不便于铆钉起鼓,且手工操作费时费力。 Disadvantage of both rivet insufficient tensile strength and resistance to shear; common rivet tube wall are straight type rivet, the rivet is inconvenient from the drum, and the time-consuming manual operation.

实用新型内容 SUMMARY

[0003] 本实用新型的目的是提供一种鼓型铆钉,压环的硬度大于铆管的硬度,铆管的硬度又大于杯口的硬度,且铆管内壁压制成中间薄两端厚,解决了现有产品的上述不足。 [0003] The object of the present invention is to provide a drum type rivet, a hardness greater than the hardness of the rivet tube ring, the hardness of the rivet tube and greater than the hardness of the cup, and compressed into a rivet tube wall thickness of the intermediate thin ends, to solve the above-mentioned deficiencies of existing products.

[0004] 本实用新型的目的是通过以下技术方案来实现: [0004] The object of the present invention is achieved by the following technical solution:

[0005] 一种鼓型铆钉,包括钉杆和套接在所述钉杆外部的铆管,钉杆由上至下依次设有杯口、锁芯槽、断点和滚纹,铆管上端连接有压环,压环套接于钉杆外部;所述铆管中间部分的内壁厚度小于铆管两端部分的内壁厚度,且从中间部分到两端部分内表面呈圆滑过渡;所述压环的内径尺寸小于所述杯口的外径尺寸。 [0005] A drum type rivet, comprising a shank and socket shank at the upper end of the outer tube of the rivet, the shank is provided with cup from top to bottom, cylinder grooves, knurling and break the rivet tube connected to a pressure ring, the pressure ring sleeved on the shank exterior; the wall thickness of said intermediate portion is smaller than the rivet tube rivet tube wall thickness of both end portions, and form a smooth transition from the middle portion to the both end portions of the inner surface; said pressure inner diameter dimension of the ring is smaller than the outer diameter of the cup.

[0006] 本实用新型的有益效果为:该产品抗拉和抗切强度高,可以用在不同厚度的铆接工件上;铆管内壁压制成中间薄两端厚,便于铆钉起鼓,手工操作省时省力;断点与铆管下端口齐平,工件美观整齐。 [0006] The beneficial effects of the present invention is: the product of high tensile and shear strength, can be used on workpieces of different thicknesses caulking; rivet pressed into the intermediate tube wall thickness thinner ends, to facilitate the rivet from the drum, manually province time and effort; flush port rivet tube with a breakpoint, the work neat appearance.

附图说明 BRIEF DESCRIPTION

[0007] 下面根据附图对本实用新型作进一步详细说明。 [0007] The following description of the drawings of the present invention in further detail.

[0008] 图I是本实用新型实施例所述的一种鼓型铆钉结构示意图; [0008] Figure I is a diagram of a drum type rivet structure of the present embodiment of the invention;

[0009] 图2是本实用新型实施例所述的一种鼓型铆钉铆接状态图。 [0009] FIG. 2 is a state shown in FIG drum rivet embodiment of the present invention according to embodiment.

[0010] 图中: [0010] FIG:

[0011] I、钉杆;2、铆管;3、杯口;4、锁芯槽;5、断点;6、滚纹;7、压环;8、铆件。 [0011] I, the shank; 2, rivet tube; 3, cup; 4, the plug groove; 5, the breakpoint; 6, knurling; 7, pressure ring; 8, riveting member.

具体实施方式 detailed description

[0012] 如图1-2所示,本实用新型实施例所述的一种鼓型铆钉,包括钉杆I和套接在所述钉杆外部的铆管2,钉杆I由上至下依次设有杯口3、锁芯槽4、断点5和滚纹6,铆管2中间部分的内壁厚度小于铆管两端部分的内壁厚度,且从中间部分到两端部分内表面呈圆滑过渡;铆管2上端连接有压环7,压环7套接于钉杆I外部;压环7的内径尺寸小于杯口3的外径尺寸。 [0012] Figure 1-2 shows a drum type rivet embodiment of the present invention, comprising a shank and socket I in the rivet shank outer tube 2, the shank top to bottom I cup 3 is provided in turn, cylinder grooves 4, 5, and break knurling 6, rivet tube wall thickness less than the intermediate portion of the rivet tube wall thickness of both end portions, and showed a smooth inner surface from the intermediate portion to the end portions transition; rivet tube 2 is connected to the upper end of the pressure ring 7, the pressure ring sleeved on the shank 7 external I; pressure ring inner diameter is smaller than the size of the cup 7 outer diameter 3.

[0013] 具体实施时,将装配好的铆钉插入铆件8内,使用拉铆工具,将钉杆I拉出,在拉力作用下压环7将铆管2压下起鼓,同时将钉杆I继续往外拉动,使得钉杆I上部的杯口3拉长变形,嵌入铆管2内壁,当拉力将钉杆I上的断点5拉至与铆管2下端口齐平时,断点5处即断开,铆管2内壁同时变形挤压嵌入锁芯槽4,所需铆件8即铆接完成。 [0013] When particular embodiment, the assembled rivet into the rivet member 8, a rivet tool to pull out the shank I, the pressure ring 7 riveting pressure tube 2 from the drum under tension while the shank I continued to pull out, so that the upper portion of the shank 3 I cup stretching deformation, fitted rivet tube inner wall, when the tension flush port, the breakpoint breakpoint for 2 5 5 I pull on the shank to the rivet tube That is disconnected, the pipe inner wall while being deformed rivet embedded in the extrusion cylinder groove 4, i.e. the desired rivet caulking member 8 is completed.

[0014] 本实用新型不局限于上述最佳实施方式,并不能以此局限本实用新型,任何人在本实用新型的启示下得出的其他各种形式的产品,不论在其形状或结构上作任何变化,凡是具有与本申请相同或相近似的技术方案,均落在本实用新型的保护范围之内。 [0014] The present invention is not limited to the above-described preferred embodiment, and not intended to limit the present disclosure, any person obtained under this new revelation other forms of useful products, regardless of their shape or structure any change, all having substantially identical or similar aspect of the present application, is within the scope of protection of the present invention.

Claims (3)

  1. 1. 一种鼓型铆钉,包括钉杆(I)和套接在所述钉杆(I)外部的铆管(2),其特征在于:所述钉杆(I)由上至下依次设有杯口(3)、锁芯槽(4)、断点(5)和滚纹(6),所述铆管(2)上端连接有压环(7 ),压环(7 )套接于钉杆(I)外部。 A drum type rivet, comprising a shank (I) and sleeved on said shank (I) outside the rivet tube (2), characterized in that: said shank (I) sequentially disposed from top to bottom with a cup (3), the plug grooves (4), breakpoint (5) and the knurling (6), said rivet tube (2) is connected to the upper end of the pressure ring (7), pressure ring (7) in the socket the shank (I) externally.
  2. 2.根据权利要求I所述的一种鼓型铆钉,其特征在于:所述铆管(2)中间部分的内壁厚度小于铆管(2)两端部分的内壁厚度,且从铆管(2)中间部分到铆管(2)两端部分的内表面呈圆滑过渡。 2. A drum according to one of the rivet as claimed in claim I, wherein: said rivet tube (2) is smaller than the wall thickness of the intermediate portion the wall thickness of the rivet tube (2) both end portions, and the rivet from the tube (2 ) to the intermediate portion of the rivet tube (2) form an inner surface of both end portions of the smooth transition.
  3. 3.根据权利要求2所述的一种鼓型铆钉,其特征在于:所述压环(7)的内径尺寸小于所述杯口(3)的外径尺寸。 3. A drum according to one of the rivet as claimed in claim 2, wherein: said pressure ring (7) is smaller than the inner diameter of the outer diameter of the cup (3) size.
CN 201220275742 2012-06-12 2012-06-12 Drum-shaped rivet CN202646283U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220275742 CN202646283U (en) 2012-06-12 2012-06-12 Drum-shaped rivet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220275742 CN202646283U (en) 2012-06-12 2012-06-12 Drum-shaped rivet

Publications (1)

Publication Number Publication Date
CN202646283U true CN202646283U (en) 2013-01-02

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Application Number Title Priority Date Filing Date
CN 201220275742 CN202646283U (en) 2012-06-12 2012-06-12 Drum-shaped rivet

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CN (1) CN202646283U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105545909A (en) * 2016-02-18 2016-05-04 航天精工股份有限公司 Core bar self-locking type blind rivet
CN105666120A (en) * 2014-11-17 2016-06-15 昌河飞机工业(集团)有限责任公司 Blind rivet installation method
CN105782199A (en) * 2015-01-13 2016-07-20 通用汽车环球科技运作有限责任公司 Rivet with cutting mandrel tip and one-sided joining method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105666120A (en) * 2014-11-17 2016-06-15 昌河飞机工业(集团)有限责任公司 Blind rivet installation method
CN105782199A (en) * 2015-01-13 2016-07-20 通用汽车环球科技运作有限责任公司 Rivet with cutting mandrel tip and one-sided joining method
CN105545909A (en) * 2016-02-18 2016-05-04 航天精工股份有限公司 Core bar self-locking type blind rivet

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