CN106695671A - Stable supporting type puller - Google Patents
Stable supporting type puller Download PDFInfo
- Publication number
- CN106695671A CN106695671A CN201611222281.0A CN201611222281A CN106695671A CN 106695671 A CN106695671 A CN 106695671A CN 201611222281 A CN201611222281 A CN 201611222281A CN 106695671 A CN106695671 A CN 106695671A
- Authority
- CN
- China
- Prior art keywords
- horse
- projection
- pawl arm
- supporting
- type according
- 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.)
- Pending
Links
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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/023—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same using screws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
Abstract
The invention provides a stable supporting type puller which comprises a puller body, claw arms and a lead screw. The puller body is connected with the claw arms in a hinged mode through connecting frames. The puller body is provided with limiting blocks. Limiting grooves are evenly distributed in each limiting block. Limiting rods are connected to the claw arms in a hinged mode and can be limited by the limiting grooves in a matched mode. According to the stable supporting type puller, stability of the claw arms can be improved in the disassembling process.
Description
Technical field
The invention belongs to flight-line maintenance equipment technical field, and horse is drawn more particularly, to a kind of supporting ＆ stablizing type.
Background technology
It is a kind of aid commonly used in repair of machine industry to draw horse, and it is used for waste and old bearing, shaft coupling, belt
The disassembling section vertically such as wheel.Draw horse in use typically by pawl arm and workpiece grab to be removed, then pass through
Leading screw rotation outwards band pawl arm movement, and then pull workpiece to be removed to leave its installation site.During drawing horse traction dynamic,
The clamp location structure that leading screw is easily caused between workpiece and pawl arm in rotary course shakes, cause workpiece with draw horse it
Between position shift or break off relations, make colliding and damaging for workpiece and other peripheral components.
The content of the invention
In view of this, the invention is directed to a kind of supporting ＆ stablizing type and draws horse, and pawl can be strengthened in unloading process
The stability of arm, prevents workpiece variation or unhook.
To reach above-mentioned purpose, what the technical scheme of the invention was realized in：
A kind of supporting ＆ stablizing type draws horse, including draw horse body, be circumferentially distributed in the drawing horse external week three pawl arms, with
And leading screw, the leading screw matches by way of screw thread coordinates and is set in the drawing horse body middle part；The external Zhou Junbu of the drawing horse
There are three projections, each described projection is connected by a link with the middle part of the pawl arm, the two ends difference of the link
It is hinged with the projection and pawl arm；The projection is provided with limited block, and some stopper slots, the pawl are evenly equipped with the limited block
Gag lever post is hingedly connected with arm, the gag lever post can receive the matching of the stopper slot spacing；The pawl arm bottom is provided with card
Hook.
The stopper slot is in parallel uniform angular groove, and the free end of the gag lever post is described angular to be inserted into
The angular projection of groove.
Also matching is provided with magnetic on the gag lever post and pawl arm.
The overlying corner portions of the projection are fixed with pad.The pad can be the materials such as rubber, plastics, elastic foam.
The pad can be fixed on the projection in the way of being screwed.
The hook side surface of the grab of the pawl arm is provided with burr.
Arc ribs is provided with the middle part of the pawl arm.
The drawing is provided with fan-shaped reinforcement face horse external week, the fan-shaped reinforcement face be connected to the adjacent projection it
Between, the fan-shaped reinforcement face is generally aligned in the same plane interior and perpendicular to the leading screw axis and sets.
Relative to prior art, the invention enables to workpiece stably to be clamped in moving process, it is to avoid pawl
What arm occurred under the connection function of link rocks, and is prevented effectively from the generation of the phenomenons such as workpiece variation, unhook, improves workpiece and tears open
Unload operating efficiency and functional reliability.
Brief description of the drawings
The accompanying drawing for constituting the part of the invention is used for providing further understanding the invention, present invention wound
The schematic description and description made does not constitute the improper restriction to the invention for explaining the invention.
In accompanying drawing：
Fig. 1 is a kind of overall structure diagram of embodiment of the invention.
Fig. 2-3 is partial enlarged drawing.
Description of reference numerals：
1- draws horse body；11- projections；12- limited blocks；121- stopper slots；13- pads；14- sectors reinforcement face；2- pawl arms；
21- grabs；211- hook sides；22- gag lever posts；23- magnetic；24- arc ribs；3- leading screws；4- links；41- connecting shafts.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the invention can
To be mutually combined.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description, rather than instruction
Or imply that the device or element of meaning with specific orientation, with specific azimuth configuration and operation, therefore must not be understood that
It is the limitation to the invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, " multiple " is meant that two or more.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in the description of the invention
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
Can be two connections of element internal.For the ordinary skill in the art, can be by concrete condition understanding
State concrete meaning of the term in the invention.
Describe the invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The structure of the invention is as illustrated, including drawing horse body 1, being circumferentially distributed in the three of the periphery of drawing horse body 1
Individual pawl arm 2 and leading screw 3, the leading screw 3 are matched by way of screw thread coordinates and are set in the middle part of drawing horse body 1；The drawing
The periphery of horse body 1 is evenly equipped with three projections 11, and each described projection 11 is connected by a link 4 with the middle part of the pawl arm 2, institute
The two ends for stating link 4 are hinged with the projection 11 and pawl arm 2 respectively；The projection 11 is provided with limited block 12, described spacing
Some stopper slots 121 are evenly equipped with block 12, gag lever post 22 is hingedly connected with the pawl arm 2, the gag lever post 22 can receive institute
The matching for stating stopper slot 121 is spacing；The bottom of pawl arm 2 is provided with grab 21.The limited block 12, stopper slot 121 and gag lever post
22 setting enables to workpiece stably to be clamped in moving process, it is to avoid pawl arm 2 is issued in the connection function of link 4
Raw rocks, and is prevented effectively from the generation of the phenomenons such as workpiece variation, unhook.
, in parallel uniform angular groove, the free end of the gag lever post 22 is to be inserted into for the stopper slot 121
The angular projection of angular groove is stated, the free end of the gag lever post 22 can be inserted according to angle of the pawl arm 2 when workpiece is clamped
Enter in the stopper slot 121 of position suitable and by non-fixing limit, so as to play the stabilization of Auxiliary support to pawl arm 2.
Also matching is provided with magnetic 23 on the gag lever post 22 and pawl arm 2, enables gag lever post 22 when not being supported
Enough adsorb on the side wall of pawl arm 2.The center of the link 4 is provided with connecting shaft 41, the bonding strength for strengthening link 4.
The overlying corner portions of the projection 11 are fixed with pad 13, can slow down the rigid collision between pawl arm 2 and projection 11
Effect, it is to avoid the two infringement for causing of colliding with.The pad 13 can be the materials such as rubber, plastics, elastic foam.The pad
13 can be fixed on the projection 11 in the way of being screwed.
The surface of hook side 211 of the grab 21 of the pawl arm 2 is provided with burr, it is possible to increase clamp contact surface rubbing in clamp
Power is wiped, reduction is rocked.
The middle part of the pawl arm 2 is provided with arc ribs 24, it is possible to increase the overall construction intensity of the pawl arm 2, improves
Lifting performance.
The periphery of drawing horse body 1 is provided with fan-shaped reinforcement face 14, and the fan-shaped reinforcement face 14 is connected to adjacent described convex
Between block 11, the fan-shaped reinforcement face 14 is generally aligned in the same plane interior and perpendicular to the leading screw 3 axis and sets.The sector is strengthened
Face 14 can improve the support strength of whole drawing horse body 1, improve the reliability for drawing horse body.
The preferred embodiment of the invention is the foregoing is only, creation is not intended to limit the invention, it is all at this
Within the spirit and principle of innovation and creation, any modification, equivalent substitution and improvements made etc. should be included in the invention
Protection domain within.
Claims (7)
1. a kind of supporting ＆ stablizing type draws horse, including draw horse body, be circumferentially distributed in the drawing horse external week three pawl arms and
Leading screw, the leading screw is matched by way of screw thread coordinates and is set in the drawing horse body middle part；The drawing is evenly equipped with horse external week
Three projections, each described projection is connected by a link with the middle part of the pawl arm, the two ends of the link respectively with
The projection and pawl arm are hinged；The projection is provided with limited block, and some stopper slots, the pawl arm are evenly equipped with the limited block
On be hingedly connected with gag lever post, the gag lever post can receive the matching of the stopper slot spacing；The pawl arm bottom is provided with grab.
2. supporting ＆ stablizing type according to claim 1 draws horse, it is characterised in that the stopper slot is in parallel uniform angular
Groove, the free end of the gag lever post is the angular projection for being inserted into the angular groove.
3. supporting ＆ stablizing type according to claim 1 draws horse, it is characterised in that also matching sets on the gag lever post and pawl arm
There is magnetic.
4. supporting ＆ stablizing type according to claim 1 draws horse, it is characterised in that the overlying corner portions of the projection are fixed with pad
Piece.The pad can be the materials such as rubber, plastics, elastic foam.The pad can be fixed in the way of being screwed
On the projection.
5. supporting ＆ stablizing type according to claim 1 draws horse, it is characterised in that the hook side surface of the grab of the pawl arm sets
There is burr.
6. supporting ＆ stablizing type according to claim 1 draws horse, it is characterised in that arc reinforcement is provided with the middle part of the pawl arm
Rib.
7. supporting ＆ stablizing type according to claim 1 draws horse, it is characterised in that the drawing horse external week is provided with fan-shaped reinforcement
Face, the fan-shaped reinforcement face is connected between the adjacent projection, and the fan-shaped reinforcement face is generally aligned in the same plane interior and hangs down
The straight axis in the leading screw is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222281.0A CN106695671A (en) | 2016-12-27 | 2016-12-27 | Stable supporting type puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222281.0A CN106695671A (en) | 2016-12-27 | 2016-12-27 | Stable supporting type puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106695671A true CN106695671A (en) | 2017-05-24 |
Family
ID=58903467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611222281.0A Pending CN106695671A (en) | 2016-12-27 | 2016-12-27 | Stable supporting type puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106695671A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139155A (en) * | 2017-05-31 | 2017-09-08 | 浙江大学 | Cryopreservation tube clamp device under a kind of liquid nitrogen |
-
2016
- 2016-12-27 CN CN201611222281.0A patent/CN106695671A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139155A (en) * | 2017-05-31 | 2017-09-08 | 浙江大学 | Cryopreservation tube clamp device under a kind of liquid nitrogen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170524 |
|
| WD01 | Invention patent application deemed withdrawn after publication |