CN208744713U - A kind of pin removal - Google Patents
A kind of pin removal Download PDFInfo
- Publication number
- CN208744713U CN208744713U CN201821627637.3U CN201821627637U CN208744713U CN 208744713 U CN208744713 U CN 208744713U CN 201821627637 U CN201821627637 U CN 201821627637U CN 208744713 U CN208744713 U CN 208744713U
- Authority
- CN
- China
- Prior art keywords
- guide rod
- pin removal
- compatible
- mounting
- down bar
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of pin removals, including guide rod, fixture nut is fixedly installed at the top of the guide rod, the bottom of the guide rod is connected with mounting blocks, the center of the mounting blocks and the bottom of guide rod are provided with circular mounting hole, the internal activity of the mounting hole is equipped with extraction screw, rotation connection axis is provided at the top of the extraction screw, installation axle compatible with mounting hole is connected at the top of the rotation connection axis, up and down bar is socketed on guide rod between the mounting blocks and fixture nut, two middle side parts of the up and down bar are provided with location hole, the two sides of the up and down bar pass through location hole and are fixedly installed with up and down handle.When the utility model is used, gap between hand and fixture nut and up and down bar can not only be avoided to be in contact, prevent hand injured, and skew occurs during installation in the installation axle that can effectively avoid, when installation is more convenient.
Description
Technical field
The utility model relates to pin removal technical field more particularly to a kind of pin removals.
Background technique
In current used pin removal technology, most of pin pulling device structure is relatively simple, when in use, generally all
It is to carry out replacement extraction screw according to the model for the pin pulled out, then allows extraction screw rotation lock in the inside of pin
Afterwards, the nut force moved on the guide bar back and forth to up and down piece to top is carried out, pin is pulled out.
During force, it is often necessary to which entire hand placement is on up and down piece, when moving up, is easy to allow hand
It is contacted with nut generation, up and down piece can accidentally clip to hand when contacting between nut, it is injured cause hand, and more
When changing extraction screw, the rotation connecting shaft two sides of extraction screw top can not be limited well, cause to connect in rotation
Connect extraction screw and be easy to appear skew, the phenomenon for causing installation inconvenient, thus we have devised a kind of pin removal solve with
Upper problem.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of pin removal proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of pin removal, including guide rod are fixedly installed with fixture nut at the top of the guide rod, the guide rod
Bottom is connected with mounting blocks, and the center of the mounting blocks and the bottom of guide rod are provided with circular mounting hole, the installation
The internal activity in hole is equipped with extraction screw, and rotation connection axis, the rotation connection axis are provided at the top of the extraction screw
Top be connected with installation axle compatible with mounting hole, be socketed on the guide rod between the mounting blocks and fixture nut
Lower motion bar, two middle side parts of the up and down bar are provided with location hole, and the two sides of the up and down bar pass through fixed
Position hole is fixedly installed with up and down handle, and the side that two up and down handles are located remotely from each other is provided with the first limit
Block, the two sides of the mounting blocks are provided with link block, are provided with perforative mounting groove in the middle part of two link blocks, and two
Side is respectively connected with horizontal fixed link in the inside of a mounting groove, is socketed with sliding axle in two fixed links, and two
It is respectively connected with the second limited block at the top of a sliding axle, the bottom of two sliding axles is respectively connected with leading straight down
To block, horizontal buffer spring is socketed in the fixed link between two sliding axles and mounting groove inner wall.
Preferably, the first perforation compatible with fixed link is provided on two sliding axles, it is described up and down
The second perforation compatible with guide rod is provided on bar, biperforate inside is inlaid with equally distributed ball.
Preferably, it is provided with compatible first screw thread on the outside of the inside of the mounting hole and installation axle, described in two
Up and down handle side close to each other is provided with locating shaft compatible with location hole, the outside of the locating shaft and fixed
Position is provided with compatible second screw thread on the inside of hole.
Preferably, third limited block is provided on the up and down handle of two locating shaft sides.
Preferably, the cross section of two guide pads is arc-shaped structure, and two guide pads are close to each other
One side bottom is slope shape structure, and two guide pads side close to each other is smooth structure, and with rotation connection axis
Outside be adapted.
Preferably, it is provided on the outside of two up and down handles and up and down bar equally distributed anti-skidding
Line.
Preferably, the cross section of the up and down bar is circular configuration.
Preferably, the side that two second limited blocks are located remotely from each other is respectively connected with pulling block.
Compared with prior art, the utility model has the beneficial effects that
1, two middle side parts of up and down bar are provided with location hole, and the two sides of up and down bar are fixed by location hole
The design of up and down handle is installed, is conducive to that the two sides finger of hand is allowed to be applied in two up and down handles when in use
Power, when avoiding the up and down handle of slide downward, gap is in contact between hand and fixture nut and up and down bar；
2, the bottom of two sliding axles is respectively connected with guide pad straight down, between two sliding axles and mounting groove inner wall
Fixed link on be socketed with the design of horizontal buffer spring, be conducive to when extraction screw is installed in replacement, allow two guiding
Block limits the two sides of the rotation connecting shaft above extraction screw, allows after the two sides stress of rotation connecting shaft, drives rotation
The extraction screw of connecting shaft and bottom state in a vertical shape is placed；The utility model when in use, can not only avoid hand and consolidate
Determine gap between nut and up and down bar to be in contact, it is injured to prevent hand, and the installation axle that can effectively avoid is being installed
When there is skew, when installation, is more convenient.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of pin removal structural schematic diagram；
Fig. 2 is enlarged drawing at the A of Fig. 1；
Fig. 3 be the utility model proposes a kind of pin removal mounting blocks bottom view；
Fig. 4 be the utility model proposes a kind of pin removal mounting blocks up and down bar cross-sectional view.
In figure: 1 guide rod, 2 first limited blocks, 3 up and down bars, 4 fixture nuts, 5 extraction screws, 6 mounting holes, 7 peaces
Fill axis, 8 mounting blocks, 9 fixed links, 10 sliding axles, 11 guide pads, 12 buffer springs, 13 mounting grooves, 14 link blocks, 15 second limits
Position block, 16 up and down handles, 17 locating shafts, 18 rotation connection axis.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-4, a kind of pin removal, including guide rod 1, the top of guide rod 1 are fixedly installed with fixture nut 4, lead
Mounting blocks 8 are connected with to the bottom of bar 1, the center of mounting blocks 8 and the bottom of guide rod 1 are provided with circular mounting hole 6, pacify
The internal activity in dress hole is equipped with extraction screw 5, and the top of extraction screw 5 is provided with rotation connection axis 18, is rotatablely connected axis 18
Top be connected with installation axle 7 compatible with mounting hole 6, be socketed on the guide rod 1 between mounting blocks 8 and fixture nut 4
Up and down bar 3, two middle side parts of up and down bar 3 are provided with location hole, and the two sides of up and down bar 3 pass through location hole
It is fixedly installed with up and down handle 16, the side that two up and down handles 16 are located remotely from each other is provided with the first limited block 2,
The two sides of mounting blocks 8 are provided with link block 14, and the middle part of two link blocks 14 is provided with perforative mounting groove 13, two peaces
Side is respectively connected with horizontal fixed link 9 in the inside of tankage 13, and sliding axle 10, two slidings are socketed in two fixed links 9
The top of axis 10 is respectively connected with the second limited block 15, and the bottom of two sliding axles 10 is respectively connected with guide pad 11 straight down,
Horizontal buffer spring 12, two sliding axles are socketed in fixed link 9 between 13 inner wall of two sliding axles 10 and mounting groove
It is provided with first perforation compatible with fixed link 9 on 10, compatible with guide rod 1 the is provided on up and down bar 3
Two perforation, biperforate inside are inlaid with equally distributed ball, and the inside of mounting hole 6 and the outside of installation axle 7 are provided with
Compatible first screw thread, two up and down handle 16 sides close to each other are provided with positioning compatible with location hole
Axis 17, is provided with compatible second screw thread on the inside of the outside of locating shaft 17 and location hole, two 17 sides of locating shaft it is upper
Third limited block is provided on lower flexible handle 16, the cross section of two guide pads 11 is arc-shaped structure, two guiding
The side bottom close to each other of block 11 is slope shape structure, and two guide pads 11 side close to each other is smooth structure, and
It is adapted with the outside of rotation connection axis 18, the outside of two up and down handles 16 and up and down bar 3 is provided with uniformly
The cross section of the anti-skid chequer of distribution, up and down bar 3 is circular configuration, and the side that two the second limited blocks 15 are located remotely from each other connects
It is connected to pulling block.
Working principle: when in use, passing through the location hole of up and down 3 two sides of bar first, carries out about two work of installation
Dynamic handle 16 allows rotation lock between two more than 17 location holes of locating shaft to connect, can need when in use to up and down bar 3
When sliding up and down to the force of fixture nut 4, allows the two sides finger of hand to exert a force in two up and down handles 16, avoid to downslide
When moving up and down handle 16, gap is in contact between hand and fixture nut 4 and up and down bar 3, then according to being pulled out
It exerts a force, allows to two pulling blocks first when installing new extraction screw 5 except the model of pin carries out replacement extraction screw
Two the second limited blocks 15 are driven to be moved after two pulling block stress, two the second limited blocks 15 when moving, drive two
Sliding axle 10 compresses buffer spring 12, while two 11 stress of guide pad are moved to two sides, then allows replacement
Have tooth pulled out the top of screw 5 installation axle 7 be placed in the bottom side of mounting hole 6 after, unclamp the power applied to two pulling blocks, allow two sliding axles
10 are rebounded by the compressed elastic force of buffer spring 12, drive the rotation connecting shaft of 11 pairs of two guide pads 5 tops of extraction screw
18 two sides are limited, and are allowed after the two sides stress of rotation connecting shaft 18, are driven the extraction screw 5 of rotation connecting shaft 18 and bottom
State in a vertical shape is placed, then rotation extraction screw 5, is allowed extraction screw 5 to rotate by installation axle 7 and is installed into mounting hole 6 vertically
Inside, there is skew during installation in the installation axle 7 effectively avoided, which when in use, can not only avoid hand
Gap is in contact between portion and fixture nut 4 and up and down bar 3, prevents hand injured, and the installation that can effectively avoid
There is skew during installation in axis 7, and when installation is more convenient.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (8)
1. a kind of pin removal, including guide rod (1), which is characterized in that be fixedly installed with fixed spiral shell at the top of the guide rod (1)
Female (4), the bottom of the guide rod (1) are connected with mounting blocks (8), the center of the mounting blocks (8) and the bottom of guide rod (1)
It is provided with circular mounting hole (6), the internal activity of the mounting hole is equipped with extraction screw (5), the extraction screw (5)
Top be provided with rotation connection axis (18), be connected at the top of the rotation connection axis (18) compatible with mounting hole (6)
Installation axle (7) is socketed with up and down bar (3) on the guide rod (1) between the mounting blocks (8) and fixture nut (4), described
Two middle side parts of up and down bar (3) are provided with location hole, and the two sides of the up and down bar (3) are fixed by location hole
It is equipped with up and down handle (16), the side that two up and down handles (16) are located remotely from each other is provided with the first limit
The two sides of block (2), the mounting blocks (8) are provided with link block (14), are provided in the middle part of two link blocks (14)
Perforative mounting groove (13), side is respectively connected with horizontal fixed link (9) in the inside of two mounting grooves (13), described in two
It is socketed in fixed link (9) sliding axle (10), is respectively connected with the second limited block (15) at the top of two sliding axles (10),
The bottom of two sliding axles (10) is respectively connected with guide pad (11) straight down, two sliding axles (10) and installation
Horizontal buffer spring (12) are socketed in fixed link (9) between slot (13) inner wall.
2. a kind of pin removal according to claim 1, which is characterized in that be provided on two sliding axles (10) with
Compatible first perforation of fixed link (9) is provided with guide rod (1) compatible second on the up and down bar (3) and wears
Hole, biperforate inside are inlaid with equally distributed ball.
3. a kind of pin removal according to claim 1, which is characterized in that the inside and installation axle (7) of the mounting hole (6)
Outside be provided with compatible first screw thread, the two up and down handle (16) sides close to each other be provided with
The compatible locating shaft of location hole (17) is provided with compatible second on the inside of the outside of the locating shaft (17) and location hole
Screw thread.
4. a kind of pin removal according to claim 3, which is characterized in that two locating shaft (17) sides live up and down
Third limited block is provided on dynamic handle (16).
5. a kind of pin removal according to claim 1, which is characterized in that the cross section of two guide pads (11) is
Arc-shaped structure, two guide pad (11) side bottoms close to each other are slope shape structure, two guide pads
(11) side close to each other is smooth structure, and is adapted with being rotatablely connected on the outside of axis (18).
6. a kind of pin removal according to claim 1, which is characterized in that two up and down handles (16) and up and down
Motion bar is provided with equally distributed anti-skid chequer on the outside of (3).
7. a kind of pin removal according to claim 1, which is characterized in that the cross section of the up and down bar (3) is circle
Shape structure.
8. a kind of pin removal according to claim 1, which is characterized in that two second limited blocks (15) are located remotely from each other
Side be respectively connected with pulling block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821627637.3U CN208744713U (en) | 2018-10-08 | 2018-10-08 | A kind of pin removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821627637.3U CN208744713U (en) | 2018-10-08 | 2018-10-08 | A kind of pin removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208744713U true CN208744713U (en) | 2019-04-16 |
Family
ID=66085546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821627637.3U Expired - Fee Related CN208744713U (en) | 2018-10-08 | 2018-10-08 | A kind of pin removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208744713U (en) |
-
2018
- 2018-10-08 CN CN201821627637.3U patent/CN208744713U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20211008 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |