WO2020199861A1 - Nouvelles pinces de modelage - Google Patents

Nouvelles pinces de modelage Download PDF

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Publication number
WO2020199861A1
WO2020199861A1 PCT/CN2020/078600 CN2020078600W WO2020199861A1 WO 2020199861 A1 WO2020199861 A1 WO 2020199861A1 CN 2020078600 W CN2020078600 W CN 2020078600W WO 2020199861 A1 WO2020199861 A1 WO 2020199861A1
Authority
WO
WIPO (PCT)
Prior art keywords
blade
fixing block
pliers
nipper
jaw
Prior art date
Application number
PCT/CN2020/078600
Other languages
English (en)
Chinese (zh)
Inventor
李忠
Original Assignee
李忠
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
Application filed by 李忠 filed Critical 李忠
Publication of WO2020199861A1 publication Critical patent/WO2020199861A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
    • B25B7/18—Adjusting means for the operating arms

Definitions

  • the invention relates to the field of hardware tools, in particular to a new model pliers.
  • the pliers for cutting plastic model materials are referred to as model pliers (it is mainly used to cut the edge of the model material (nozzle), that is, there will be white marks after the first cut of the model material. Use this pliers to cut the white marks. The thinner the knife, the more The sharper the cut is clean and smooth), the jaws must be thin and the material must be hard, so that the cutting can be sharp and easy.
  • the blade of the jaw of the prior art is integrated with the body of the jaw. If the blade is made too thin, it is easy to break and chip when quenched, and it is easy to bend, blunt and curl when quenched; for thin-blade pliers with both hardness and toughness , The existing technology has not been able to overcome.
  • the present invention provides a model pliers with replaceable blades, the blades of which are not integrally formed with the pliers body, which facilitates the replacement of the blades, so as to overcome the problem that the overall pliers are not easy to be quenched.
  • a new model pliers including: a pliers body, a jaw, a limit outside the jaw, a limit inside the jaw, a spring, a handle, and a rotating shaft.
  • the pliers body and the handle are integrally formed, and the front end of the pliers body is provided with a pliers
  • the outer side of the pliers body is provided with an outer limit of the jaw
  • the inner side of the pliers body is provided with an inner limit of the jaw
  • the pliers body is provided with a spring
  • the jaw is composed of a blade fixing block and a blade
  • the bottom surface of the blade fixing block is connected with the pliers body
  • the back surface of the blade fixing block is connected with the blade.
  • the present invention fixes the blade on the blade fixing block instead of directly on the jaw by setting the blade fixing block, which facilitates the disassembly and replacement of the blade, and the blade fixing block can maintain the stability of the connection of the blade and avoid The blade came off during use.
  • the blade and the blade fixing block are provided with mounting holes, and the blade is connected with the blade fixing block through a fixing member.
  • the blade is fixed on the blade fixing block by the fixing member, and the blade and the blade fixing block are provided with mounting holes for the fixing member to pass through.
  • the blade fixing block and the pliers body are integrally formed.
  • the integrated design of the blade fixing block and the pliers body is more convenient for mass production, improves work efficiency, and can maintain good stability.
  • the blunt surface of the blunt blade and the blade surface of the single-edged knife are not on the same horizontal line, and the height difference between the blunt surface and the blade surface does not exceed 0.5 mm.
  • the single-edged jaws are very thin, and the downward pressure generated by the shearing material will cause the cutting edge surface to shift slightly.
  • the blunt surface of the blunt knife is compared with that of the single-edged knife.
  • the cutting edge surface is not on the same horizontal line, which can prevent the cutting edge from damaging the pliers and the model material is also cut unevenly.
  • the height difference between the blunt surface and the cutting edge surface is not more than 0.5mm, which can avoid the unclean interface caused by the excessive height difference. , The problem of multiple pruning.
  • the present invention mainly has the following beneficial effects:
  • the present invention fixes the blade on the blade fixing block instead of directly on the jaws by setting the blade fixing block, which facilitates the disassembly and replacement of the blade. At the same time, the blade fixing block can maintain the stability of the connection of the blade and avoid the use process. The blade fell off.
  • the jaw of the present invention is equipped with a blunt knife on one side of the blade fixing block and a single-edged knife on one side, so that the blade of the jaw of the present application is hard and tough, sharp and durable, and has the characteristics of strong practicability.
  • the blunt surface and the cutting edge surface are arranged in different horizontal lines and the height difference between the two is not more than 0.5mm. On the one hand, it avoids staggering, and on the other hand, avoids excessive height difference, ensuring smooth and smooth cutting. .
  • Figure 1 is a front view of a new model clamp of the present invention
  • Figure 2 is a side view of a new model clamp of the present invention
  • Figure 3 is a schematic diagram of a blunt knife and a single-edged knife of a new model pliers of the present invention.
  • a new model pliers including pliers body 1, jaw 2, outer limit of jaw 3, inner limit of jaw 4, spring 5, handle 6 and shaft 10, pliers body 1 and handle 6 It is integrally formed.
  • the front end of the pliers body 1 is provided with a jaw 2, the outer side of the pliers body 1 is provided with a jaw outer limit 3, the inner side of the pliers body 1 is provided with a jaw inner limit 4, and the pliers body 1 is provided with a spring 5
  • the jaw 2 includes two blade fixing blocks 9 and two blades.
  • the bottom of the blade fixing block 9 is integrally connected with the clamp body 1, which facilitates processing and production on the one hand, and improves the stability of the connection between the two.
  • the middle of the blade fixing block 9 is provided with a mounting hole, and the surface of the blade is also provided with a mounting hole.
  • the blade fixing block 9 and the blade are connected by a fixing member 11, and the fixing member 11 penetrates the mounting holes of both.
  • the fixing The member 11 uses rivets.
  • connecting members such as pins and screws may also be used for fixed connection.
  • the side of the blade and the blade fixing block 9 are welded together by cold welding or spot welding to ensure the stability between the blade and the blade fixing block 9.
  • the blade is made of special steel such as ck75#, sk5, sk2 and processed through a special quenching process. It is thin, hard, sharp, durable, and has good toughness.
  • the two blades are a single-edged knife 7 and a blunt-edged knife 8, to ensure that no interface will occur when trimming the model material; in addition, the cutting edges of the two blades of the existing model pliers are on the same horizontal line, and because The single-edged knife 7 is very thin, and the pressure generated by the shearing material will cause a slight deviation of the cutting edge surface 71, resulting in misalignment and damage to the cut of the single-edged knife 7; the blunt knife in this embodiment
  • the blunt face 81 of 8 and the blade face 71 of the single-edged knife 7 are not on the same horizontal line, and the height difference between the two is not more than 0.5mm, which can avoid the occurrence of misalignment, and ensure that the model material is cut smooth and smooth. It will damage the cut of the single-edged knife 7 and prolong the service life of the single-edged knife 7.
  • This product has the characteristics of being easy to replace the blade, and can effectively avoid the occurrence of misalignment, and improve the level of trimming.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Scissors And Nippers (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Knives (AREA)

Abstract

La présente invention concerne de nouvelles pinces de modelage, comprenant un corps de pince (1), une mâchoire de pince (2), un limiteur externe de mâchoire de pince (3), un limiteur interne de mâchoire de pince (4), un ressort (5), une poignée (6) et un pivot (10), le corps de pince étant formé d'un seul tenant avec la poignée, la mâchoire de pince étant disposée au niveau d'une extrémité avant du corps de pince, le limiteur externe d'ouverture de pince étant disposé sur un côté externe du corps de pince, le limiteur interne d'ouverture de pince étant disposé sur un côté interne du corps de pince, le ressort étant disposé dans le corps de pince, l'ouverture de pince étant constituée d'un bloc de fixation de lame (9) et d'une lame, une surface inférieure du bloc de fixation de lame étant reliée au corps de pince et une surface arrière du bloc de fixation de lame étant reliée à la lame. Les pinces de modelage de la présente invention facilitent, au moyen de la fourniture d'un bloc de fixation de lame sur l'ouverture de pince et de la fixation d'une lame au bloc de fixation de lame, le retrait et le remplacement de la lame et empêchent la lame de tomber lors de l'utilisation.
PCT/CN2020/078600 2019-03-31 2020-03-10 Nouvelles pinces de modelage WO2020199861A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910282692.6A CN109877722A (zh) 2019-03-31 2019-03-31 一种可更换钳切口的模型钳
CN201910282692.6 2019-03-31

Publications (1)

Publication Number Publication Date
WO2020199861A1 true WO2020199861A1 (fr) 2020-10-08

Family

ID=66936711

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/078600 WO2020199861A1 (fr) 2019-03-31 2020-03-10 Nouvelles pinces de modelage

Country Status (2)

Country Link
CN (4) CN109877722A (fr)
WO (1) WO2020199861A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109877722A (zh) * 2019-03-31 2019-06-14 李忠 一种可更换钳切口的模型钳

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2051883U (zh) * 1989-08-29 1990-01-31 国营南京无线电厂 新型剪线钳
US5625951A (en) * 1995-12-04 1997-05-06 Flexible Technologies, Inc. Combination hand tool for cutting flexible duct and the like
US6367156B1 (en) * 1993-10-06 2002-04-09 Bettcher Industries, Inc. Blades for hand held power operated shears
CN2894946Y (zh) * 2006-01-26 2007-05-02 布利兹纽克·亚历山大 平口钳
CN200988172Y (zh) * 2006-11-17 2007-12-12 杨春年 剪夹钳
CN104097156A (zh) * 2013-04-08 2014-10-15 王玮 多功能工具卡钳
CN207415179U (zh) * 2017-10-17 2018-05-29 邵东县美誉五金工具有限公司 一种可替换剪口的钳子
CN109877722A (zh) * 2019-03-31 2019-06-14 李忠 一种可更换钳切口的模型钳

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2051883U (zh) * 1989-08-29 1990-01-31 国营南京无线电厂 新型剪线钳
US6367156B1 (en) * 1993-10-06 2002-04-09 Bettcher Industries, Inc. Blades for hand held power operated shears
US5625951A (en) * 1995-12-04 1997-05-06 Flexible Technologies, Inc. Combination hand tool for cutting flexible duct and the like
CN2894946Y (zh) * 2006-01-26 2007-05-02 布利兹纽克·亚历山大 平口钳
CN200988172Y (zh) * 2006-11-17 2007-12-12 杨春年 剪夹钳
CN104097156A (zh) * 2013-04-08 2014-10-15 王玮 多功能工具卡钳
CN207415179U (zh) * 2017-10-17 2018-05-29 邵东县美誉五金工具有限公司 一种可替换剪口的钳子
CN109877722A (zh) * 2019-03-31 2019-06-14 李忠 一种可更换钳切口的模型钳

Also Published As

Publication number Publication date
CN110170932A (zh) 2019-08-27
CN111113290A (zh) 2020-05-08
CN109877722A (zh) 2019-06-14
CN212020490U (zh) 2020-11-27

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