CN106737402A - Help cassette Three-claw pull-horse - Google Patents
Help cassette Three-claw pull-horse Download PDFInfo
- Publication number
- CN106737402A CN106737402A CN201611222458.7A CN201611222458A CN106737402A CN 106737402 A CN106737402 A CN 106737402A CN 201611222458 A CN201611222458 A CN 201611222458A CN 106737402 A CN106737402 A CN 106737402A
- Authority
- CN
- China
- Prior art keywords
- horse
- cassette
- help
- bolt
- pawl arm
- 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
- B25B27/06—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 inserting or withdrawing sleeves or bearing races
- B25B27/062—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 inserting or withdrawing sleeves or bearing races using screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides one kind and helps cassette Three-claw pull-horse, including draws horse body, pawl arm, leading screw, and the pawl arm bottom is provided with fixture block, and the fixture block top is provided with briquetting, bolt and nut pair is provided between the fixture block and briquetting.The invention can effectively prevent workpiece variation or unhook.
Description
Technical field
The invention belongs to flight-line maintenance equipment technical field, and cassette Three-claw pull-horse is helped more particularly, to one kind.
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 one kind and helps cassette Three-claw pull-horse, can be in unloading process to workpiece
Effective clamp positioning is carried out, workpiece variation or unhook is prevented.
To reach above-mentioned purpose, what the technical scheme of the invention was realized in：
One kind helps cassette Three-claw pull-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 pawl arm bottom is provided with card
Block, the fixture block includes clamp portion and fastening part, and the fixture block top is provided with briquetting, and the briquetting includes press-fit portion and compression
Portion, is provided with bolt and nut pair between the fastening part and compressed part.
The clamp portion of the fixture block and fastening part are respectively positioned at the both sides of the pawl arm, the press-fit portion and compression of the briquetting
Respectively positioned at the both sides of the pawl arm and corresponding with the clamp portion and fastening part respectively, the pawl arm is provided with the confession pressure in portion
The through hole that the press-fit portion of block and the connecting portion of compressed part pass through, the fastening part is provided with and leads to for the secondary bolt of the bolt and nut
Cross and the position to the bolt carries out spacing bolt hole, the compressed part is provided with and passes through for the secondary bolt of the bolt and nut
Bar hole, the secondary nut of the bolt and nut is located at the top of the compressed part.
Being additionally provided with the connecting portion of the briquetting can be with the pulley of the side joint of the pawl arm.
The lower surface that press-fits of the briquetting is provided with burr.
The drawing is evenly equipped with three projections in horse external week, and each described projection passes through the middle part of a link and the pawl arm
Connection, the two ends of the link are hinged with the projection and pawl arm respectively.
Further, the link center is provided with connecting shaft.
Further, the overlying corner portions of the projection are fixed with pad.The pad can be rubber, plastics, elastic foam
Etc. material.The pad can be fixed on the projection in the way of being screwed.
The clamp portion upper surface of the fixture block 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 can be compressed from top to workpiece, and auxiliary clamp portion is realized to work
The stability of part clamping so that workpiece can stably be clamped in moving process, it is to avoid the phenomenon such as rock, offset, breaking off relations
Occur, improve workpiece disassembling section 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 is overall structure diagrams of the Fig. 1 in other direction.
Fig. 3 is partial enlarged drawing.
Description of reference numerals：
1- draws horse body；11- projections；12- pads；13- sectors reinforcement face；2- pawl arms；21- fixture blocks；211- clamps portion；212-
Fastening part；22- briquettings；221- press-fit portions；222- compressed parts；223- connecting portions；224- bar holes；225- pulleys；23- bolt spiral shells
It is female secondary；24- through holes；25- 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 pawl
The bottom of arm 2 is provided with fixture block 21, and the fixture block 21 includes clamp portion 211 and fastening part 212, and the top of the fixture block 21 is provided with briquetting
22, the briquetting 22 includes press-fit portion 221 and compressed part 222, and bolt is provided between the fastening part 212 and compressed part 222
Pair of nut 23.Wherein, the clamp portion 211 is used to carry out snap fit with workpiece to be removed, and press-fit portion 221 is used for from top
Workpiece is compressed, auxiliary clamp portion 211 realizes the stability to piece-holder so that workpiece can in moving process quilt
Stabilization is clamped, it is to avoid the generation of phenomenon such as rock, offset, breaking off relations, the clamp portion 211 and press-fit portion 221 can be by described
The elastic adjustment effect of bolt and nut pair 23 realizes relative position and the clamping dynamics to workpiece therebetween.
The clamp portion 211 and fastening part 212 of the fixture block 21 are located at the both sides of the pawl arm 2 respectively, the briquetting 22
Press-fit portion 221 and compressed part 222 respectively positioned at the pawl arm 2 both sides and respectively with the clamp portion 211 and fastening part 212 pairs
Should, the pawl arm 2 is provided with the through hole 24 passed through for the press-fit portion 221 of the briquetting 22 and the connecting portion 223 of compressed part 222,
The bolt that the fastening part 212 is provided with for the bolt and nut pair 23 carries out spacing bolt by and to the position of the bolt
Hole, the compressed part 222 is provided with the bar hole 224 passed through for the bolt of the bolt and nut pair 23, the bolt and nut pair
23 nut is located at the top of the compressed part 222.The nut of the bolt and nut pair 23 is by screwing realization to compressed part 222
Downward pressuring action, bar hole 224 cause briquetting 22 it can be adjusted during vertical movement relative to pawl arm 2 in water
Square to displacement.
Being additionally provided with the connecting portion 223 of the briquetting 22 can make with the pulley 225 of the side joint of the pawl arm 2
Briquetting 22 is obtained more to facilitate along the motion of pawl arm 2.
The lower surface of press-fit portion 221 of the briquetting 22 is provided with burr, it is possible to increase friction when press-fit portion 221 is compressed
Power.
The periphery of drawing horse body 1 is evenly equipped with three projections 11, and each described projection 11 passes through a link 4 and the pawl arm
2 middle part connection, the two ends of the link 4 are hinged with the projection 11 and pawl arm 2 respectively.
Further, the center of the link 4 is provided with connecting shaft 41, the bonding strength for strengthening link 4.
Further, the overlying corner portions of the projection 11 are fixed with pad 12, can slow down firm between pawl arm 2 and projection 11
Property collision effect, it is to avoid the two infringement for causing of colliding with.The pad 12 can be the materials such as rubber, plastics, elastic foam.Institute
Stating pad 12 can be fixed on the projection 11 in the way of being screwed.
The upper surface of clamp portion 211 of the fixture block 21 is provided with burr, it is possible to increase friction of the clamp contact surface in clamp
Power, reduction is rocked.
The middle part of the pawl arm 2 is provided with arc ribs 25, 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 13, and the fan-shaped reinforcement face 13 is connected to adjacent described convex
Between block 11, the fan-shaped reinforcement face 13 is generally aligned in the same plane interior and perpendicular to the leading screw 3 axis and sets.The sector is strengthened
Face 13 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 (10)
1. one kind helps cassette Three-claw pull-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 pawl arm bottom is provided with fixture block,
The fixture block includes clamp portion and fastening part, and the fixture block top is provided with briquetting, and the briquetting includes press-fit portion and compressed part, institute
State and be provided between fastening part and compressed part bolt and nut pair.
2. it is according to claim 1 to help cassette Three-claw pull-horse, it is characterised in that the clamp portion of the fixture block and fastening part
Not Wei Yu the pawl arm both sides, the press-fit portion and compressed part of the briquetting respectively positioned at the both sides of the pawl arm and respectively with institute
State that clamp portion is corresponding with fastening part, the pawl arm be provided with for the press-fit portion of the briquetting and the connecting portion of compressed part pass through it is logical
Hole, the fastening part is provided with carries out spacing bolt for the secondary bolt of the bolt and nut by and to the position of the bolt
Hole, the compressed part is provided with the bar hole passed through for the secondary bolt of the bolt and nut, the secondary nut position of the bolt and nut
In the top of the compressed part.
3. it is according to claim 2 to help cassette Three-claw pull-horse, it is characterised in that to be additionally provided with energy on the connecting portion of the briquetting
Enough pulleys with the side joint of the pawl arm.
4. it is according to claim 1 to help cassette Three-claw pull-horse, it is characterised in that press-fiting for the briquetting set on lower surface
There is burr.
5. it is according to claim 1 to help cassette Three-claw pull-horse, it is characterised in that be evenly equipped with the drawing horse external week three it is convex
Block, each described projection is connected by a link with the middle part of the pawl arm, and the two ends of the link are convex with described respectively
Block and pawl arm are hinged.
6. it is according to claim 5 to help cassette Three-claw pull-horse, it is characterised in that the link center is provided with connecting shaft.
7. it is according to claim 5 to help cassette Three-claw pull-horse, it is characterised in that the overlying corner portions of the projection are fixed with pad
Piece.
8. it is according to claim 1 to help cassette Three-claw pull-horse, it is characterised in that the clamp portion upper surface of the fixture block is provided with
Burr.
9. it is according to claim 1 to help cassette Three-claw pull-horse, it is characterised in that arc reinforcement is provided with the middle part of the pawl arm
Rib.
10. it is according to claim 1 to help cassette Three-claw pull-horse, it is characterised in that to be provided with fan-shaped adding the drawing horse external week
Strong face, the fan-shaped reinforcement face is connected between the adjacent projection, the fan-shaped reinforcement face be generally aligned in the same plane in simultaneously
Axis perpendicular to the leading screw is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222458.7A CN106737402A (en) | 2016-12-27 | 2016-12-27 | Help cassette Three-claw pull-horse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222458.7A CN106737402A (en) | 2016-12-27 | 2016-12-27 | Help cassette Three-claw pull-horse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106737402A true CN106737402A (en) | 2017-05-31 |
Family
ID=58926169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611222458.7A Pending CN106737402A (en) | 2016-12-27 | 2016-12-27 | Help cassette Three-claw pull-horse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106737402A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605280A (en) * | 2019-01-08 | 2019-04-12 | 叶聪梅 | A kind of fracture pipe in pipeline takes out tooling |
| CN110900416A (en) * | 2019-12-20 | 2020-03-24 | 中国科学院长春光学精密机械与物理研究所 | Auxiliary pasting device for polishing pad |
| CN111112065A (en) * | 2020-02-26 | 2020-05-08 | 中铁十七局集团第一工程有限公司 | Automatic screening plant of concrete mixture |
-
2016
- 2016-12-27 CN CN201611222458.7A patent/CN106737402A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605280A (en) * | 2019-01-08 | 2019-04-12 | 叶聪梅 | A kind of fracture pipe in pipeline takes out tooling |
| CN110900416A (en) * | 2019-12-20 | 2020-03-24 | 中国科学院长春光学精密机械与物理研究所 | Auxiliary pasting device for polishing pad |
| CN111112065A (en) * | 2020-02-26 | 2020-05-08 | 中铁十七局集团第一工程有限公司 | Automatic screening plant of concrete mixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |