CN103111978B - Quickly-replaceable silence pin puller - Google Patents

Quickly-replaceable silence pin puller Download PDF

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Publication number
CN103111978B
CN103111978B CN201310062765.3A CN201310062765A CN103111978B CN 103111978 B CN103111978 B CN 103111978B CN 201310062765 A CN201310062765 A CN 201310062765A CN 103111978 B CN103111978 B CN 103111978B
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China
Prior art keywords
pin
screw
housing
silence
replaceable
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CN201310062765.3A
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CN103111978A (en
Inventor
杨天文
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JOUDER PRECISION INDUSTRY (KUNSHAN) Co Ltd
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JOUDER PRECISION INDUSTRY (KUNSHAN) Co Ltd
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Priority to CN201310062765.3A priority Critical patent/CN103111978B/en
Publication of CN103111978A publication Critical patent/CN103111978A/en
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  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)

Abstract

The invention discloses a quickly-replaceable silence pin puller. The quickly-replaceable silence pin puller comprises a shell made of metal. The shell is provided with a hollow structure inside, a slider is mounted in the shell, a fixing groove is arranged on one side of the slider, a short screw is mounted in the fixing groove, a screw controlling the slider to slide is mounted at one end of the shell, and a lower cover plate used for connecting with a pin is mounted at the other end of the shell. A gasket assembly is mounted on one side of the screw through a gasket screw, and a pin assembly is arranged on one side of the lower cover plate and is connected with a pin hole group at the bottom of the shell. Since spiral motion of the working screw is converted into linear motion to generate pulling force, the pin can be pulled out, the generated pulling force is static load rather than impact load, so that the connecting screw is not easy to break in a threaded hole with an inner-thread pin to be pulled, and the quickly-replaceable silence pin puller is noiseless, vibration-free, laborsaving, stable in working, wide in application range and easy to popularize and use, and is a creative scheme of novel design.

Description

A kind of quickly-replaceable silence pin puller
Technical field
The present invention relates to the pin removal tool of mechanical field, particularly relate to noiselessness and a kind of quickly-replaceable silence pin puller of stable working.
Background technology
In machining, machine or mould often need to dismantle tapped pin, the instrument of pin is extracted when machine, mold repair, what more generally adopt at present is impact type pin removal, in the hole of screw thread, be screwed into a screw exactly, utilize the impulsive force of the jump bit be enclosed within above pin removal bar to extract pin.The method has following shortcoming: the first, and jump bit can produce noise in the process of impact, and production operation scene has noise pollution.The second, can vibration be produced in impact process, affect machine, other position of mould, the particularly precision of ultraprecise part.3rd, impact shock easily makes surface of the work contact other object to produce and damage, scratch, affect machine, die surface quality.4th, impact shock has makes broken screw stay risk in pin hole, affects extracting of pin.Not only produce noise pollution during the work of impact type pin removal, but also can have a strong impact on by machine, the structure of mould and the precision of quality and ultraprecise part of keeping in repair, cause unnecessary loss, serviceability is not good, constrains the demand in market.
In sum, for the defect of prior art, a kind of quickly-replaceable silence pin puller of special needs, to solve the deficiencies in the prior art.
Summary of the invention
More serious to the damage ratio of part at work for pin removal in prior art, and make a big impact in the use procedure of reality, the present invention proposes a kind of quickly-replaceable silence pin puller, structure is simple, rectilinear motion is converted into by the screw forwardtransfer signal worm, thus generation pulling force extracts pin, automaticity is high, addresses the deficiencies of the prior art.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of quickly-replaceable silence pin puller, comprise housing, the material that housing adopts is metal, the inside of housing is hollow structure, enclosure interior is provided with sliding shoe, the side of sliding shoe offers holddown groove, holddown groove inside is provided with short screw, one end of housing is provided with the screw rod controlling sliding shoe and slide, the other end of housing is provided with the lower cover for being connected pin, the side of screw rod is provided with shim pack by shim screw, and the one side of lower cover offers pin rod group, and pin rod group is connected with the pin-and-hole group of housing bottom.
Further, described housing and the shape of sliding shoe are semi-cylindrical.
Further, the pad quantity of described shim pack is 3, and the thickness of inboard washer is less than the thickness of outside pad, and the centre of pad offers a rotation U-lag, and the pivot of U-type groove is the bolt hole that pad is offered.
Further, the shape of described holddown groove is T-shaped.
Further, the pin rod of described pin rod group is three, and the pin-and-hole of pin-and-hole group is three, and be provided with magnet between adjacent pin-and-hole, the shape of magnet is cylindrical, and is buried underground in the housing by brazing.
Further, described housing both sides offer anti-turn screw hole, and the cylindrical bar of anti-turn screw small end is inserted in the rectangular channel offered sliding shoe both sides.
Further, described screw rod is hexagon socket head cap screw nail.
The invention has the beneficial effects as follows: structure is simple, rectilinear motion is converted into by the screw forwardtransfer signal worm, thus generation pulling force extracts pin, the pulling force produced is dead load, but not shock loading, be not easy to make connecting screw break in the screwed hole of internal thread pin to be pulled out, noiselessness, friction, firmly province, stable working, accommodation is extensive, even if pin installed surface platform is very little or pin installation site also can use near the sidewall of workpiece, flexibility ratio is large, and Practical Performance is strong, be a kind of futuramic creation scheme, be easy to promote the use of.
Accompanying drawing explanation
The present invention is described in detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is detonation configuration schematic diagram of the present invention.
Fig. 2 is assembly structure schematic diagram of the present invention.
10-screw rod in figure, 20-shim screw, 30-shim pack, 40-anti-turn screw, 50-housing, 60-sliding shoe, 70-short screw, 80-lower cover, 90-pin, 81-pin rod group, 82-pin-and-hole group, 83-holddown groove.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
See Fig. 1, Fig. 2, a kind of quickly-replaceable silence pin puller, comprise housing 50, the material that housing 50 adopts is metal, the inside of housing 50 is hollow structure, housing 50 inside is provided with sliding shoe 60, the side of sliding shoe 60 offers holddown groove 83, holddown groove 83 inside is provided with short screw 70, one end of housing 50 is provided with the screw rod 10 controlling sliding shoe 60 and slide, the other end of housing 50 is provided with the lower cover 80 for being connected pin 90, the side of screw rod 10 is provided with shim pack 30 by shim screw 20, the one side of lower cover 80 offers pin rod group 81, pin rod group 81 is connected with the pin-and-hole group 82 bottom housing 50.
In addition, the shape of housing 50 and sliding shoe 60 is semi-cylindrical.The pad quantity of shim pack 30 is 3, and the thickness of inboard washer is less than the thickness of outside pad, and the side of pad offers U-lag, and the pivot of U-type groove is the bolt hole that pad is offered.The shape of holddown groove 83 is T-shaped.The pin rod of pin rod group 81 is three, and the pin-and-hole of pin-and-hole group 82 is three, and be provided with magnet between adjacent pin-and-hole, the shape of magnet is cylindrical, and is buried underground in the housing by brazing.Housing 50 both sides offer anti-turn screw hole, and the cylindrical bar of anti-turn screw 40 small end is inserted in the rectangular channel offered sliding shoe 60 both sides, and sliding shoe can be kept to slide up and down, and screw rod 10 is hexagon socket head cap screw nail.
Use procedure of the present invention is: a short screw 70 of first screwing in the screwed hole of band internal thread pin 90 to be pulled out, T-slot on pin removal sliding shoe 60 is enclosed within the major part of short screw 70, screw rod 10 is turned with inner hexagon spanner, sliding shoe 60 moves upward (anti-skid screw 40 be arranged on pin removal housing 50 external diameter can prevent sliding shoe 60 from rotating in pin removal housing 50), drive the short screw 70 be connected with pin 90 to be pulled out, threaded pin 90 moves upward through the U-lag of lower cover 80, thus extracts pin 90 to be pulled out.When pin 90 to be pulled out is longer, when the screw thread travel in sliding shoe 60 is inadequate, can pad in the shim pack 30 of screw rod 10 underlay suitable thickness, if pin removal coordinates electric inner hexagon spanner, then pull inner hexagon spanner efficiency than hand higher.
The threaded pin of the various diameter specifications of the present invention all can pull out, and it is rapid to change sliding shoe.Machine, threaded pin conventional on mould has Φ 6 Φ 8 Φ 10 Φ 12 Φ 13 Φ 16 etc. several, its internal thread hole has M4, M5, M6, M8 tetra-kinds, still need prepare M4, M5, M6, M8 tetra-kinds of specifications have the sliding shoe of head screw and four kinds of specifications, when changing sliding shoe, we only need pull up lower cover, take out sliding shoe, change the sliding shoe of suitable specification, when loading cover plate, 3 pins on lower cover first insert in the pin-and-hole of pin removal main body, again near time, can hear " " a sound, lower cover by the magnet adsorption on pin removal main body end face in pin removal main body (the magnet brazing on pin removal main body end face is imbedded).
Based on above-mentioned, beneficial effect of the present invention is: structure is simple, rectilinear motion is converted into by the screw forwardtransfer signal worm, thus generation pulling force extracts pin, the pulling force produced is dead load, but not shock loading, be not easy to make connecting screw break in the screwed hole of internal thread pin to be pulled out, noiselessness, friction, firmly economize, stable working, accommodation is extensive, even if pin installed surface platform is very little or pin installation site also can use near the sidewall of workpiece, flexibility ratio is large, Practical Performance is strong, it is a kind of futuramic creation scheme, be easy to promote the use of.
The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.

Claims (5)

1. a quickly-replaceable silence pin puller, comprise housing, the material that housing adopts is metal, the inside of housing is hollow structure, it is characterized in that: described enclosure interior is provided with sliding shoe, the side of described sliding shoe offers holddown groove, described holddown groove inside is provided with short screw, one end of described housing is provided with the screw rod controlling sliding shoe and slide, the other end of described housing is provided with the lower cover for being connected pin, the side of described screw rod is provided with shim pack by shim screw, the one side of described lower cover offers pin rod group, described pin rod group is connected with the pin-and-hole group of housing bottom, the pin rod of described pin rod group is three, and the pin-and-hole of described pin-and-hole group is three, is provided with magnet between adjacent pin-and-hole, the shape of described magnet is cylindrical, and buries underground in the housing by brazing, described housing and the shape of sliding shoe are semi-cylindrical.
2. a kind of quickly-replaceable silence pin puller according to claim 1, it is characterized in that: the pad quantity of described shim pack is 3, the thickness of inboard washer is less than the thickness of outside pad, the centre of described pad offers a rotation U-lag, and the pivot of described U-lag is the bolt hole that pad is offered.
3. a kind of quickly-replaceable silence pin puller according to claim 1, is characterized in that: the shape of described holddown groove is T-shaped.
4. a kind of quickly-replaceable silence pin puller according to claim 1, it is characterized in that: described housing both sides offer anti-turn screw hole, the cylindrical bar of described anti-turn screw small end is inserted in the rectangular channel offered sliding shoe both sides.
5. a kind of quickly-replaceable silence pin puller according to claim 1, is characterized in that: described screw rod is hexagon socket head cap screw nail.
CN201310062765.3A 2013-02-28 2013-02-28 Quickly-replaceable silence pin puller Active CN103111978B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310062765.3A CN103111978B (en) 2013-02-28 2013-02-28 Quickly-replaceable silence pin puller

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Application Number Priority Date Filing Date Title
CN201310062765.3A CN103111978B (en) 2013-02-28 2013-02-28 Quickly-replaceable silence pin puller

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CN103111978A CN103111978A (en) 2013-05-22
CN103111978B true CN103111978B (en) 2014-12-31

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104175278A (en) * 2013-05-24 2014-12-03 富泰华工业(深圳)有限公司 Pin puller

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6601227B1 (en) * 2001-06-27 2003-07-29 Xilinx, Inc. Method for making large-scale ASIC using pre-engineered long distance routing structure
CN2654286Y (en) * 2003-09-08 2004-11-10 河南安彩高科股份有限公司 Speedy universal pin pulling device
JP2010155309A (en) * 2008-12-26 2010-07-15 Mitsubishi Fuso Truck & Bus Corp Drawing structure of embedded pin
CN101844343A (en) * 2009-03-26 2010-09-29 胡立峰 Hand wheel type nondestructive pin pulling-out mechanism
CN203092472U (en) * 2013-02-28 2013-07-31 优德精密工业(昆山)股份有限公司 Rapid-change type mute pin puller

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