CN207174875U - A kind of grasping mechanism of timber grab - Google Patents
A kind of grasping mechanism of timber grab Download PDFInfo
- Publication number
- CN207174875U CN207174875U CN201721014291.5U CN201721014291U CN207174875U CN 207174875 U CN207174875 U CN 207174875U CN 201721014291 U CN201721014291 U CN 201721014291U CN 207174875 U CN207174875 U CN 207174875U
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- Prior art keywords
- pushing plate
- timber
- plate
- clamping jaw
- grasping mechanism
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Abstract
The utility model discloses a kind of grasping mechanism of timber grab, it is intended to solves the convenient timber for gripping and arranging in ground, its drip irrigation device is：A kind of grasping mechanism of timber grab, timber grab cantilever and the clamping jaw being hinged are connected to including two, the gripper component that each clamping jaw is provided with, gripper component described in every group includes some claw bars for being fixedly connected on the clamping jaw lower surface, the every claw bar lower surface is hinged with pushing plate, side wall of the pushing plate away from two clamping jaw centers is provided with the inclined plane for being bonded with ground, and the claw bar lower surface is provided with the abutting block rotated for limiting pushing plate away from two clamping jaw center positions.A kind of grasping mechanism of timber grab of the present utility model, can more facilitate must grip the more timber arranged in ground.
Description
Technical field
A kind of timber grab is the utility model is related to, more specifically, it relates to a kind of grasping mechanism of timber grab.
Background technology
Timber grab is mainly used in the handling of timber, more used in harbour, warehouse and logging headquarter.
Notification number is a kind of mechanical log grapple disclosed in CN204000985U Chinese patent, is characterized in that：Bag
Dewclaw, lower claw, connector, dipper, synchronising (connecting) rod, connecting rod, rocking arm, hydraulic jack are included, the connector is provided with the first connecting hole
With the second connecting hole, first connecting hole is fixed by bearing pin and dipper, and second connecting hole and one end pass through pin
Axle is fixed with dipper, and the dewclaw, lower claw are fixed by bearing pin and connector.
Rotated in opposite directions by dewclaw and lower claw in such scheme and reach gripping timber, but when some timber are horizontally arranged
When on the ground, when needing dewclaw and lower claw once to grip more timber, because dewclaw and lower claw opening angle are larger, so
When the inwall of dewclaw and lower claw abuts to two outer woods, the chucking power that timber is subject in horizontal direction or is tilted towards
Under, so as to cause the timber in centre position to be not easy by dewclaw and lower claw gripping.
Therefore need to propose a kind of new scheme to solve this problem.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of grasping mechanism of timber grab,
Can more facilitate must grip the more timber arranged in ground.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of crawl of timber grab
Mechanism, including two be connected to timber grab cantilever and the clamping jaw being hinged, each clamping jaw is provided with gripper component, often
The group gripper component includes some claw bars for being fixedly connected on the clamping jaw lower surface, under the every claw bar
End face is hinged with pushing plate, and side wall of the pushing plate away from two clamping jaw centers is provided with the inclined plane for being bonded with ground,
The claw bar lower surface is provided with the abutting block rotated for limiting pushing plate away from two clamping jaw center positions.
By using above-mentioned technical proposal, when needing to capture more horizontally arranged timber on the ground, the second torsion spring
Abut to pushing plate to abut on block, and after strutting two clamping jaws by the oil hydraulic cylinder on cantilever, then drive clamping jaw toward moving down
It is dynamic, two relative claw bars and two pushing plates is clamped more timber, then proceed to drive clamping jaw to move down, so promote
Plate lower surface abuts to ground and rotates pushing plate, and reaches inclined plane and fit in bottom surface, then passes through the oil pressure on cantilever
Cylinder drives two clamping jaws to rotate in opposite directions, and pushing plate slips into the lower surface of timber, and timber is up moved, so that clamping jaw is more
Easily grip more timber.
The utility model is further arranged to：The pushing plate is provided with the second torsion spring with claw bar rotation connection end.
By using above-mentioned technical proposal, abut to pushing plate plate by the second torsion spring and abut on block, and ensure supportting
After opening clamping jaw, the pushing plate being connected on two grippers is mutually opened.
The utility model is further arranged to：The pushing plate is provided with towards the side wall of two clamping jaw center positions to be had
Timber is promoted to move up the pushing component of driving, the pushing component includes being rotationally connected with pushing plate two clamping jaws of direction
Compressing plate, being arranged at first torsion spring for compressing plate and end being rotatablely connected with the pushing plate for heart direction side wall, it is described to compress
Plate is flexible, and the backboard that compresses is connected to the claw bar from one end of the first torsion spring.
By using above-mentioned technical proposal, when pushing plate abuts to ground and ground is slided, plate is compressed relative to claw bar
Upward sliding, ensure that compressing plate is pressed on claw bar by the first torsion spring, and by compress plate block pushing plate and claw bar it
Between angle so that timber slides along pushing plate and directly slides into claw bar position along compressing plate, so as to avoid timber from being stuck in
Angular position between pushing plate and claw bar.
The utility model is further arranged to：The pushing plate is connected with first towards the side wall of two clamping jaw center positions
Spring, first spring are connected to away from one end of pushing plate and described compress side wall of the plate towards pushing plate.
By using above-mentioned technical proposal, after timber, which slides into, to be compressed on plate, timber makes to compress plate toward the second torsion spring side
To bending, part thrust of the plate by timber is so compressed by the elastic force of the first spring, plate is compressed so as to reduce
Towards the second torsion spring direction deflection so that timber along compress plate up move it is more smooth.
The utility model is further arranged to：The backboard that compresses is provided with roller, the rolling from one end of the first torsion spring
Wheel is connected to the claw bar.
By using above-mentioned technical proposal, roller make to compress the one end of backboard from the first torsion spring slided along claw bar it is lighter
Just.
The utility model is further arranged to：The claw bar offers chute, the roller-coaster towards the side wall at center
It is connected to the chute ground.
By using above-mentioned technical proposal, roller-coaster direction is limited by chute, and prevents roller from departing from claw bar.
The utility model is further arranged to：The inclined plane is provided with some rollers, and the roller can be connected to ground
Face.
By using above-mentioned technical proposal, make inclined plane lighter along road surface slip by roller, and roller can
Further limit inclined plane moving direction.
The utility model is further arranged to：The pushing plate is provided with some towards the side wall of two clamping jaw center positions
Individual ball.
By using above-mentioned technical proposal, timber is set to be more prone to slide in pushing plate by ball.
In summary, the utility model has the advantages that：
First, when needing to grip the more timber for being horizontally arranged in ground by clamping jaw, pass through the oil hydraulic cylinder on cantilever
Two clamping jaws of driving strut, and are then moved down by cantilever drive clamping jaw, and pushing plate and claw bar is clamped more timber, then
Then driving clamping jaw continues to move down, and pushing plate lower end abuts to ground and rotated relative to claw bar, fits in inclined plane
Ground；Then drive two groups of gripper components to rotate in opposite directions, timber just slide into pushing plate and up slid into along pushing plate to
On pressing plate and claw bar, the timber between such both sides pushing plate is just slided into pushing plate successively, so as to reach more wood of gripping
Material；
Second, angle between pushing plate and claw bar is blocked by compressing plate, so that timber is slided along pushing plate and edge
Compress plate and directly slide into claw bar position, so as to avoid timber from being stuck in the angular position between pushing plate and claw bar.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is Fig. 1 A portions zoomed-in view, is mainly used in showing pushing component；
Fig. 3 is the sectional view of the present embodiment, is mainly used in showing equipment inner structure.
In figure：1st, clamping jaw；2nd, gripper component；3rd, claw bar；4th, pushing plate；5th, block is abutted；7th, pushing component；8th, plate is compressed；
9th, the first torsion spring；10th, the first spring；11st, roller；12nd, chute；13rd, ball；14th, roller；15th, the second torsion spring；16th, inclined plane.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of grasping mechanism of timber grab, as depicted in figs. 1 and 2, including two are connected to timber grab cantilever and mutually cut with scissors
The clamping jaw 1 connect, two clamping jaws 1 are symmetrical set, and each lower surface of clamping jaw 1 is provided with gripper component 2, and gripper component 2 includes
There are three claw bars 3 for being fixedly connected on the lower surface of clamping jaw 1, the every lower surface of claw bar 3 is hinged with pushing plate 4, and pushing plate 4 is carried on the back
The side wall at from two centers of clamping jaw 1 is arranged to inclined plane 16, and two pushing plates 4 are in mutually to draw close setting away from the one end of claw bar 3.
The lower surface of claw bar 3, which is additionally provided with, abuts block 5, abuts block 5 and is located at the outside of pushing plate 4 and is connected to pushing plate 4, so abuts block
5 limitation pushing plates 4 rotate away from two center positions of clamping jaw 1, and pushing plate 4 is rotatablely connected end with claw bar 3 and is provided with second
Torsion spring 15.So when needing to capture more horizontally arranged timber on the ground, the second torsion spring 15 make pushing plate 4 abut to
Connect on block 5, and after strutting two clamping jaws 1 by the oil hydraulic cylinder on cantilever, then drive clamping jaw 1 to move down, make relative two
Individual claw bar 3 and two pushing plates 4 clamp more timber, then proceed to drive clamping jaw 1 to move down, such lower surface of pushing plate 4
Abut to ground and rotate pushing plate 4, and reach inclined plane 16 and fit in bottom surface, then driven by the oil hydraulic cylinder on cantilever
Two clamping jaws 1 rotate in opposite directions, and pushing plate 4 slips into the lower surface of timber, and timber is up moved, so that clamping jaw 1 more holds
Easily grip more timber.
When pushing plate 4 and claw bar 3 relatively rotate, angle is just formed between pushing plate 4 and claw bar 3, in order to facilitate timber
Relative to pushing plate 4 slide between pushing plate 4 and claw bar 3 angular position formed after continue up to move along claw bar 3, promote
It is provided with pushing component 7 on plate 4, pushing component 7 includes being rotationally connected with the supporting towards two center side walls of clamping jaw 1 of pushing plate 4
Pressing plate 8, compressing plate 8 has certain elasticity, compresses plate 8 and the rotation connection of pushing plate 4 end is provided with the first torsion spring 9, it is remote to compress plate 8
One end from the first torsion spring 9 is connected to claw bar 3.When pushing plate 4 abuts to ground and ground is slided, plate 8 is compressed relative to pawl
The upward sliding of bar 3, ensure that compressing plate 8 is pressed on claw bar 3 by the first torsion spring 9, claw bar 3, pushing plate 4 and compress between plate 8
Space formed with nearly triangle, and sheltered from the angle formed between pushing plate 4 and claw bar 3 by compressing plate 8, from
And timber is slided along pushing plate 4 and directly slide into the position of claw bar 3 along plate 8 is compressed.
As shown in Figures 2 and 3, pushing plate 4 and compress and be also associated with the first spring 10 between plate 8；When timber slide into
After on pressing plate 8, timber makes to compress plate 8 toward the bending of the Direction distortion of the second torsion spring 15, and the elastic force for so passing through the first spring 10 is offset
Part thrust of the plate 8 by timber is compressed, so as to reduce the deflection for compressing plate 8 towards the direction of the second torsion spring 15, so that wooden
Material along compress plate 8 up move it is more smooth.
Compress plate 8 for convenience to slide along claw bar 3 away from one end of the first torsion spring 9, as shown in Fig. 2 compressing plate 8 away from the
One end of one torsion spring 9 movement is provided with roller 11, and the side wall of claw bar 3 offers the chute 12 slided for roller 11, and roller 11 supports
It is connected to the bottom surface of chute 12.So make to compress plate 8 and slide along the ground of chute 12 more to facilitate by roller 11, and pass through chute
12 determine the glide direction of roller 11, so as to prevent roller 11 from departing from claw bar 3.
Pierced into order to facilitate pushing plate 4 between ground and timber, as shown in figure 1, pushing plate 4 is towards two centers of clamping jaw 1
Side wall be provided with several balls 13, inclined plane 16 is provided with several rollers 14, and the rotation of roller 14 is axially perpendicular to
The moving direction of pushing plate 4；So make timber be more prone to slide in pushing plate 4 by ball 13, while made by roller 14
Inclined plane is lighter along road surface slip, and roller 14 can further limit the moving direction of pushing plate 4.
When needing to grip the more timber for being horizontally arranged in ground by clamping jaw 1, driven by the oil hydraulic cylinder on cantilever
Two clamping jaws 1 strut, and are then moved down by cantilever drive clamping jaw 1, and pushing plate 4 and claw bar 3 is clamped more timber, then
Then driving clamping jaw 1 continues to move down, and the lower end of pushing plate 4 abuts to ground and rotated relative to claw bar 3, pastes inclined plane 16
Together in ground；Then two groups of gripper components 2 are driven to rotate in opposite directions, timber is just slided into pushing plate 4 and up slided along pushing plate 4
Move to compressing on plate 8 and claw bar 3, the timber between such both sides pushing plate 4 just slides into pushing plate 4 successively, so as to reach
Grip more timber.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of grasping mechanism of timber grab, including two are connected to timber grab cantilever and the clamping jaw being hinged（1）, Mei Gesuo
State clamping jaw（1）It is provided with gripper component（2）, gripper component described in every group（2）Include some be fixedly connected on it is described
Clamping jaw（1）The claw bar of lower surface（3）, it is characterised in that：The every claw bar（3）Lower surface is hinged with pushing plate（4）, institute
State pushing plate（4）Away from two clamping jaws（1）The side wall at center is provided with the inclined plane for being bonded with ground（16）, the claw bar
（3）Lower surface is provided with for limiting pushing plate（4）Away from two clamping jaws（1）The abutting block that center position rotates（5）.
A kind of 2. grasping mechanism of timber grab according to claim 1, it is characterised in that：The pushing plate（4）With it is described
Claw bar（3）Rotation connection end is provided with the second torsion spring（15）.
A kind of 3. grasping mechanism of timber grab according to claim 1 or 2, it is characterised in that：The pushing plate（4）Direction
Two clamping jaws（1）The side wall of center position is provided with the pushing component for promoting timber to move up driving（7）, the promotion
Component（7）Including being rotationally connected with pushing plate（4）Towards two clamping jaws（1）Center position side wall compresses plate（8）, be arranged at institute
State and compress plate（8）With the pushing plate（4）It is rotatablely connected first torsion spring at end（9）, it is described to compress plate（8）It is flexible, and institute
State and compress plate（8）Away from the first torsion spring（9）One end be connected to the claw bar（3）.
A kind of 4. grasping mechanism of timber grab according to claim 3, it is characterised in that：The pushing plate（4）Towards two
Individual clamping jaw（1）The side wall of center position is connected with the first spring（10）, first spring（10）Away from pushing plate（4）One end
Plate is compressed described in being connected to（8）Towards pushing plate（4）Side wall.
A kind of 5. grasping mechanism of timber grab according to claim 3, it is characterised in that：It is described to compress plate（8）Away from
One torsion spring（9）One end be provided with roller（11）, the roller（11）It is connected to the claw bar（3）.
A kind of 6. grasping mechanism of timber grab according to claim 5, it is characterised in that：The claw bar（3）Towards two
Clamping jaw（1）The side wall at center offers chute（12）, the roller（11）It is slidably connected to the chute（12）Bottom surface.
A kind of 7. grasping mechanism of timber grab according to claim 1, it is characterised in that：The inclined plane（16）It is provided with
Some rollers（14）, the roller（14）Ground can be connected to.
A kind of 8. grasping mechanism of timber grab according to claim 1, it is characterised in that：The pushing plate（4）Towards two
Individual clamping jaw（1）The side wall of center position is provided with several balls（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014291.5U CN207174875U (en) | 2017-08-14 | 2017-08-14 | A kind of grasping mechanism of timber grab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014291.5U CN207174875U (en) | 2017-08-14 | 2017-08-14 | A kind of grasping mechanism of timber grab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207174875U true CN207174875U (en) | 2018-04-03 |
Family
ID=61740977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721014291.5U Active CN207174875U (en) | 2017-08-14 | 2017-08-14 | A kind of grasping mechanism of timber grab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207174875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114947183A (en) * | 2022-06-07 | 2022-08-30 | 山东中烟工业有限责任公司 | Device for automatically and quantitatively adjusting forming amount of cigar cores of cigar rolling machine |
-
2017
- 2017-08-14 CN CN201721014291.5U patent/CN207174875U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114947183A (en) * | 2022-06-07 | 2022-08-30 | 山东中烟工业有限责任公司 | Device for automatically and quantitatively adjusting forming amount of cigar cores of cigar rolling machine |
| CN114947183B (en) * | 2022-06-07 | 2023-02-21 | 山东中烟工业有限责任公司 | Device for automatically and quantitatively adjusting formed quantity of cigar cores of cigar rolling machine |
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