CN203092472U - Rapid-change type mute pin puller - Google Patents
Rapid-change type mute pin puller Download PDFInfo
- Publication number
- CN203092472U CN203092472U CN2013200907908U CN201320090790U CN203092472U CN 203092472 U CN203092472 U CN 203092472U CN 2013200907908 U CN2013200907908 U CN 2013200907908U CN 201320090790 U CN201320090790 U CN 201320090790U CN 203092472 U CN203092472 U CN 203092472U
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- pin
- screw
- housing
- shell body
- quick
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Abstract
The utility model discloses a rapid-change type mute pin puller which comprises a shell body. The shell body is made of metal, the interior of the shell body is of a hollow structure, a sliding block is installed inside the shell body, a fixing groove is formed in one side of the sliding block, a short screw is installed inside the fixing groove, a screw rod which controls sliding of the sliding block is installed at one end of the shell body, a lower cover plate which is used for connecting with a pin in a joining mode is installed at the other end of the shell body, a gasket unit is arranged on one side of the screw rod through a gasket screw, a pin rod set is formed on one face of the lower cover plate, and the pin rod set is connected with a pin hole set at the bottom of the shell body. Helical motion of a working screw rod is converted into rectilinear motion to generate tensile force so as to pull out the pin, the generated tensile force is static load and is not impulse load, and a connection screw can not be easily broken in a threaded hole of an internally-threaded pin to be pulled out, and the rapid-change type mute pin puller is free of noise, free of vibration, labor-saving, stable in working, and wide in application range, is a creative scheme which is novel in design, and is easy to popularize and use.
Description
Technical field
The utility model relates to the pin removal tool of mechanical field, particularly relates to the quiet pin removal of a kind of quick-changing type of noiselessness and stable working.
Background technology
In machining, often need the tapped pin of dismounting on machine or the mould, when machine, mold repair, extract the instrument of pin, what more generally adopt at present is the impact type pin removal, in the hole of screw thread, be screwed into a screw exactly, utilize the impulsive force that is enclosed within the jump bit above the pin removal bar to extract pin.The method has following shortcoming: the first, and jump bit can produce noise in the process that impacts, and the production operation scene has noise pollution.The second, can produce vibration in the impact process, influence machine, other position of mould, particularly ultraprecise part precision.The 3rd, impact shock makes surface of the work contact other object generation easily and damages, scratches, and influences machine, die surface quality.The 4th, impact shock has makes broken screw stay risk in the pin hole, influences extracting of pin.Not only produce noise pollution during the work of impact type pin removal, but also can have a strong impact on the machine that is keeped in repair, structure and the quality and the ultraprecise part precision of mould, cause unnecessary loss, serviceability is not good, has restricted the demand in market.
In sum,, need the quiet pin removal of a kind of quick-changing type especially, to solve the deficiencies in the prior art at the defective of prior art.
The utility model content
Damage ratio to part is more serious at work at pin removal in the prior art, and in the use of reality, make a big impact, the utility model proposes the quiet pin removal of a kind of quick-changing type, simple in structure, be converted into rectilinear motion by screw forwardtransfer signal worm, thereby produce pulling force and extract pin, the automaticity height addresses the deficiencies of the prior art.
To achieve these goals, the technical solution of the utility model is as follows:
The quiet pin removal of a kind of quick-changing type, comprise housing, the material that housing adopts is a metal, the inside of housing is hollow structure, enclosure interior is equipped with sliding shoe, one side of sliding shoe offers holddown groove, holddown groove inside is equipped with short screw, one end of housing is equipped with the screw rod that the control sliding shoe slides, the other end of housing is equipped with the lower cover that is used to be connected pin, one side of screw rod is equipped with shim pack by shim screw, and the one side of lower cover offers the pin rod group, and the pin-and-hole group of pin rod group and housing bottom is connected.
Further, the shape of described housing and sliding shoe is half round post.
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 of offering on the pad.
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, is provided with magnet between the adjacent pin-and-hole, and the shape of magnet is cylindrical, and is embedded in the housing by brazing.
Further, described housing both sides offer the anti-turn screw hole, and the cylindrical bar of anti-turn screw small end is inserted in the rectangular channel of offering the sliding shoe both sides.
Further, described screw rod is the hexagon socket head cap screw nail.
The beneficial effects of the utility model are: simple in structure, be converted into rectilinear motion by screw forwardtransfer signal worm, thereby produce pulling force and extract pin, the pulling force that produces is a dead load, but not shock loading, be not easy to make connecting screw to break in the screwed hole of internal thread pin to be pulled out, noiselessness, friction, exert oneself province, stable working, accommodation is extensive, even pin installed surface platform is very little or the sidewall of the close workpiece in pin installation site also can use, flexibility ratio is big, and Practical Performance is strong, be a kind of futuramic creation scheme, be easy to promote the use of.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is a blast structural representation of the present utility model.
Fig. 2 is an assembly structure schematic diagram of the present utility model.
10-screw rod among the 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.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, Fig. 2, the quiet pin removal of a kind of quick-changing type, comprise housing 50, the material that housing 50 adopts is a metal, the inside of housing 50 is hollow structure, housing 50 inside are equipped with sliding shoe 60, one side of sliding shoe 60 offers holddown groove 83, holddown groove 83 inside are equipped with short screw 70, one end of housing 50 is equipped with the screw rod 10 that control sliding shoe 60 slides, and the other end of housing 50 is equipped with the lower cover 80 that is used to be connected pin 90, and a side of screw rod 10 is equipped with shim pack 30 by shim screw 20, the one side of lower cover 80 offers pin rod group 81, and pin rod group 81 is connected with the pin-and-hole group 82 of housing 50 bottoms.
In addition, the shape of housing 50 and sliding shoe 60 is half round post.The pad quantity of shim pack 30 is 3, and the thickness of inboard washer is less than the thickness of outside pad, and a side of pad offers U-lag, and the pivot of U type groove is the bolt hole of offering on the pad.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, is provided with magnet between the adjacent pin-and-hole, and the shape of magnet is cylindrical, and is embedded in the housing by brazing.Housing 50 both sides offer the anti-turn screw hole, and the cylindrical bar of anti-turn screw 40 small ends is inserted in the rectangular channel of offering sliding shoe 60 both sides, can keep sliding shoe to slide up and down, and screw rod 10 is the hexagon socket head cap screw nail.
Use of the present utility model is: the short screw 70 of at first screwing in the screwed hole of band internal thread pin 90 to be pulled out, T-slot on the pin removal sliding shoe 60 is enclosed within on the major part of short screw 70, turn screw rod 10 with inner hexagon spanner, sliding shoe 60 move upward (anti-skid screw 40 that is installed on pin removal housing 50 external diameters can prevent that sliding shoe 60 from rotating in pin removal housing 50), the short screw 70 that drive links to each other with pin 90 to be pulled out, the U-lag that threaded pin 90 passes lower cover 80 moves upward, thereby extracts pin to be pulled out 90.When pin to be pulled out 90 longer, when the screw thread travel in the sliding shoe 60 is not enough, can be at the pad in the shim pack 30 of screw rod 10 underlay suitable thickness, if pin removal cooperates electronic inner hexagon spanner, it is higher then to pull inner hexagon spanner efficient than hand.
The threaded pin of the various diameter specifications of the utility model all can pull out, and it is rapid to change sliding shoe.Machine, threaded pin commonly used has Φ 6 Φ 8 Φ 10 Φ 12 Φ 13 Φ 16 etc. several on the mould, its internal thread hole has M4, M5, M6, four kinds of M8, still need to prepare M4, M5, M6, four kinds of specifications of M8 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 the lower cover insert in the pin-and-hole of pin removal main body earlier, again near the time, can hear " " one, lower cover is adsorbed on (magnet on the pin removal main body end face is imbedded with brazing) on the pin removal main body by the magnet on the pin removal main body end face.
Based on above-mentioned, the beneficial effects of the utility model are: simple in structure, be converted into rectilinear motion by screw forwardtransfer signal worm, thereby produce pulling force and extract pin, the pulling force that produces is a dead load, but not shock loading, be not easy to make connecting screw to break in the screwed hole of internal thread pin to be pulled out, noiselessness, friction, firmly economize, stable working, accommodation is extensive, even pin installed surface platform is very little or the sidewall of the close workpiece in pin installation site also can use, flexibility ratio is big, Practical Performance is strong, is a kind of futuramic creation scheme, is easy to promote the use of.
The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. quiet pin removal of quick-changing type, comprise housing, the material that housing adopts is a metal, the inside of housing is hollow structure, it is characterized in that: described enclosure interior is equipped with sliding shoe, one side of described sliding shoe offers holddown groove, described holddown groove inside is equipped with short screw, one end of described housing is equipped with the screw rod that the control sliding shoe slides, the other end of described housing is equipped with the lower cover that is used to be connected pin, one side of described screw rod is equipped with shim pack by shim screw, and the one side of described lower cover offers the pin rod group, and the pin-and-hole group of described pin rod group and housing bottom is connected.
2. according to the quiet pin removal of the described a kind of quick-changing type of claim 1, it is characterized in that: the shape of described housing and sliding shoe is half round post.
3. according to the quiet pin removal of the described a kind of quick-changing type of 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 type groove is the bolt hole of offering on the pad.
4. according to the quiet pin removal of the described a kind of quick-changing type of claim 1, it is characterized in that: the shape of described holddown groove is T-shaped.
5. according to the quiet pin removal of the described a kind of quick-changing type of claim 1, it is characterized in that: 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 the adjacent pin-and-hole; The shape of described magnet is cylindrical, and is embedded in the housing by brazing.
6. according to the quiet pin removal of the described a kind of quick-changing type of claim 1, it is characterized in that: described housing both sides offer the anti-turn screw hole, and the cylindrical bar of described anti-turn screw small end is inserted in the rectangular channel of offering the sliding shoe both sides.
7. according to the quiet pin removal of the described a kind of quick-changing type of claim 1, it is characterized in that: described screw rod is the hexagon socket head cap screw nail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200907908U CN203092472U (en) | 2013-02-28 | 2013-02-28 | Rapid-change type mute pin puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200907908U CN203092472U (en) | 2013-02-28 | 2013-02-28 | Rapid-change type mute pin puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203092472U true CN203092472U (en) | 2013-07-31 |
Family
ID=48843914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200907908U Expired - Lifetime CN203092472U (en) | 2013-02-28 | 2013-02-28 | Rapid-change type mute pin puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203092472U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111978A (en) * | 2013-02-28 | 2013-05-22 | 优德精密工业（昆山）股份有限公司 | Quickly-replaceable silence pin puller |
| CN103934794A (en) * | 2014-05-07 | 2014-07-23 | 杨元清 | Pin puller |
-
2013
- 2013-02-28 CN CN2013200907908U patent/CN203092472U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111978A (en) * | 2013-02-28 | 2013-05-22 | 优德精密工业（昆山）股份有限公司 | Quickly-replaceable silence pin puller |
| CN103934794A (en) * | 2014-05-07 | 2014-07-23 | 杨元清 | Pin puller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |