CN208451451U - The two-sided clamping device of dual thrust - Google Patents
The two-sided clamping device of dual thrust Download PDFInfo
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- CN208451451U CN208451451U CN201821125481.9U CN201821125481U CN208451451U CN 208451451 U CN208451451 U CN 208451451U CN 201821125481 U CN201821125481 U CN 201821125481U CN 208451451 U CN208451451 U CN 208451451U
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- handgrip
- multijaw
- type handgrip
- multijaw type
- internal tension
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Abstract
The utility model belongs to machinery field, is related to a kind of two-sided clamping device of dual thrust, including the first multijaw type handgrip, the second multijaw type handgrip, internal tension tool and external clamping tooling；First multijaw type handgrip and the second multijaw type handgrip are connected and coaxial；First multijaw type handgrip is connected with external clamping tooling and drives the radial tightening of external clamping tooling externally clamping tooling；External clamping tooling is sleeved on internal tension tool and is provided with gap between internal tension tool；Second multijaw type handgrip is connected and coaxial with internal tension tool；Second multijaw type handgrip drives internal tension tool along the radial dilatation of internal tension tool.The utility model provides a kind of deformation that can effectively avoid retaining part or tearing, improves firm grip degree and the two-sided clamping device of dual thrust convenient for operation.
Description
Technical field
The utility model belongs to machinery field, is related to a kind of clamping device more particularly to a kind of two-sided clamping machine of dual thrust
Structure.
Background technique
It is especially (general to press from both sides when there is required distance at position to be held when being clamped to certain tubulose thin-walled parts
The length at position is held no more than 1cm), often uses inner bearing type clamping device or externally screwed clamping device.However, both modes
When clamping to thin-walled parts, it be easy to cause thin-walled parts in the deformation or tearing at clamped position, and then lead to the thin-walled
Part rejection.It even can effectively avoid deforming or tear, but since both method of clamping are that one-sided effect is (or internal
Support or external clamping), and the distance of retaining part is very short, tubulose thin-walled parts clamp not strongly admittedly, are easy to fall off, reduce folder
The reliability held.
Utility model content
In order to solve the above technical problems in background technology, the utility model, which provides one kind, can effectively avoid folder
Hold deformation or tearing, the raising firm grip degree and the two-sided clamping device of dual thrust convenient for operation at position.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of two-sided clamping device of dual thrust, it is characterised in that: the two-sided clamping device of dual thrust includes the first multijaw
Type handgrip, the second multijaw type handgrip, internal tension tool and external clamping tooling；The first multijaw type handgrip and second
Multijaw type handgrip is connected and coaxial；The first multijaw type handgrip is connected with external clamping tooling and drives external clamping tooling edge
The radial tightening of external clamping tooling；The external clamping tooling be sleeved on outside internal tension tool and with internal tension tool
Between be provided with gap；The second multijaw type handgrip is connected and coaxial with internal tension tool；The second multijaw type handgrip
Drive internal tension tool along the radial dilatation of internal tension tool.
The outer surface of above-mentioned internal tension tool is provided with end clamping position hook；The section of the end clamping position hook
It is triangular in shape.
The inner surface of said external clamping tooling is provided with end clamping position hook；The section of the end clamping position hook
It is triangular in shape.
Above-mentioned internal tension tool and external clamping tooling are tile like structure；The number of the internal tension tool
It is identical as the handgrip number of the first multijaw type handgrip；The number of the external clamping tooling and the handgrip of the second multijaw type handgrip
Number is identical.
The handgrip number of above-mentioned first multijaw type handgrip and the handgrip number of the second multijaw type handgrip are 3 or 4.
The cylinder diameter of the used cylinder of above-mentioned first multijaw type handgrip is greater than the cylinder diameter of the second used cylinder of multijaw type handgrip.
The above-mentioned two-sided clamping device of dual thrust further includes cylinder connecting shaft；The first multijaw type handgrip is connected by cylinder
Axis is connected and coaxial with the second multijaw type handgrip.
Above-mentioned first multijaw type handgrip and the second multijaw type handgrip are slide rail type structure or wobble drive type knot
Structure.
The utility model has the advantages that:
The utility model provides a kind of two-sided clamping device of dual thrust, including the first multijaw type handgrip, the second multijaw type
Handgrip, internal tension tool and external clamping tooling；First multijaw type handgrip and the second multijaw type handgrip are connected and coaxial；
First multijaw type handgrip is connected with external clamping tooling and drives the radial tightening of external clamping tooling externally clamping tooling；Outside
Portion's clamping tooling is sleeved on outside internal tension tool and is provided with gap between internal tension tool；Second multijaw type handgrip
It is connected with internal tension tool and coaxial；Second multijaw type handgrip drives internal tension tool to expand along the radial direction of internal tension tool
?.Traditional mode unilaterally acted on is revised as inner support and outer tight action mode, more than second by the utility model
Claw type handgrip pushes internal tension tool to carry out internal support, passes through the first multijaw type handgrip being connected with the second multijaw type handgrip
External clamping tooling is pushed to carry out external clamping, two aspects act on simultaneously, effectively prevent the change of tubulose thin-walled parts to be held
Shape or tearing.In addition, the opposite face of internal tension tool and external clamping tooling is arranged to section in three by the utility model
Angular end clamps position hook, clamps position hook by end and is firmly fixed on outside tubulose thin-walled parts to be held,
So that tubulose thin-walled parts to be held are stronger after clamping, it is more stable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the two-sided clamping device of dual thrust provided by the utility model；
Fig. 2 is the enlarged structure schematic diagram at the A of Fig. 1；
Fig. 3 is the first slide rail type Three-claw type handgrip provided by the utility model and the second slide rail type Three-claw type
The attachment structure schematic diagram of handgrip；
Fig. 4 is the present invention looks up structural representation of the two-sided clamping device of dual thrust provided by the utility model；
Wherein:
1- cylinder connecting shaft；2- the first multijaw type handgrip；3- the second multijaw type handgrip；The end 4- clamps position hook；In 5-
Portion's tension tool；Clamping tooling outside 6-.
Specific embodiment
Referring to Fig. 1, the utility model provides a kind of two-sided clamping device of dual thrust, the two-sided clamping device packet of the dual thrust
Include the first multijaw type handgrip 2, the second multijaw type handgrip 3, internal tension tool 5 and external clamping tooling 6；First multijaw type is grabbed
Hand 2 and the second multijaw type handgrip 3 are connected and coaxial；First multijaw type handgrip 2 is connected with external clamping tooling 6 and drives outside
Clamping tooling 6 externally tighten by the radial of clamping tooling 6；External clamping tooling 6 be sleeved on 5 outside of internal tension tool and with it is interior
Gap is provided between portion's tension tool 5；Second multijaw type handgrip 3 is connected and coaxial with internal tension tool 5；Second multijaw type
Handgrip 3 drives internal tension tool 5 along the radial dilatation of internal tension tool 5.The utility model is by traditional one-sided effect
Mode, be revised as inner support and outer tight action mode, pushed in internal tension tool carries out by the second multijaw type handgrip
Portion's support pushes external clamping tooling to carry out external clamping by the first multijaw type handgrip being connected with the second multijaw type handgrip,
Two aspects act on simultaneously, effectively prevent the deformation or tearing of tubulose thin-walled parts to be held.
Referring to fig. 2, in order to which clamping effect is more preferable, the outer surface setting of internal tension tool 5 used by the utility model
There is end to clamp position hook 4；The section that end clamps position hook 4 is triangular in shape；The inner surface of external clamping tooling 6 is provided with end
End clamping position hook 4；The section that end clamps position hook 4 is triangular in shape.By end clamp position hook be firmly fixed on to
Outside the tubulose thin-walled parts of clamping, so that tubulose thin-walled parts to be held are stronger after clamping, it is more stable.
Referring to fig. 4, internal tension tool 5 and external clamping tooling 6 are tile like structure；Internal tension tool 5
Number is identical as the handgrip number of the first multijaw type handgrip 2；The number of external clamping tooling 6 is grabbed with the second multijaw type handgrip 3
Hand number is identical；The handgrip number of first multijaw type handgrip 2 and the handgrip number of the second multijaw type handgrip 3 are 3 or 4
It is a.Since internal tension tool 5 and external clamping tooling 6 are tile like structure, internal tension tool 5 and external clamping
Tooling 6 is respectively formed the column row structure coaxial with the second multijaw type handgrip 3 after splicing, when the first multijaw type handgrip 2 and second
When multijaw type handgrip 3 acts on simultaneously, the first multijaw type handgrip 2 drives external clamping tooling 6 to receive to the inside of external clamping tooling 6
Tightly, that is, spacing between tile like structure is reduced；Meanwhile second multijaw type handgrip 3 drive internal tension tool 5 inwardly
The inside of portion's tension tool 5 is tightened, and the spacing between tile like structure, external clamping tooling 6 and internal tensioner work are increased
It fills 5 while acting on, realize the clamping operation to tubulose thin-walled parts to be held.
Referring to Fig. 3, the cylinder diameter of the used cylinder of the first multijaw type handgrip 2 is greater than the used cylinder of the second multijaw type handgrip 3
Cylinder diameter.The two-sided clamping device of dual thrust further includes cylinder connecting shaft 1；First multijaw type handgrip 2 passes through cylinder connecting shaft 1 and the
Two multijaw type handgrips 3 are connected and coaxial.
First multijaw type handgrip 2 and the second multijaw type handgrip 3 used by the utility model are slide rail type knots
Structure or wobble drive type structure.
Claims (8)
1. a kind of two-sided clamping device of dual thrust, it is characterised in that: the two-sided clamping device of dual thrust includes the first multijaw type
Handgrip (2), the second multijaw type handgrip (3), internal tension tool (5) and external clamping tooling (6)；The first multijaw type is grabbed
Hand (2) and the second multijaw type handgrip (3) are connected and coaxial；The first multijaw type handgrip (2) and external clamping tooling (6) phase
Connect and drive the radial tightening of external clamping tooling (6) externally clamping tooling (6)；The external clamping tooling (6) is sleeved on
Internal tension tool (5) is external and is provided with gap between internal tension tool (5)；The second multijaw type handgrip (3) with
Internal tension tool (5) is connected and coaxial；The second multijaw type handgrip (3) drives internal tension tool (5) along internal tensioner
The radial dilatation of tooling (5).
2. the two-sided clamping device of dual thrust according to claim 1, it is characterised in that: the internal tension tool (5)
Outer surface is provided with end clamping position hook (4)；The section of end clamping position hook (4) is triangular in shape.
3. the two-sided clamping device of dual thrust according to claim 2, it is characterised in that: the external clamping tooling (6)
Inner surface is provided with end clamping position hook (4)；The section of end clamping position hook (4) is triangular in shape.
4. the two-sided clamping device of dual thrust according to claim 1 or 2 or 3, it is characterised in that: the internal tension tool
(5) and external clamping tooling (6) is tile like structure；The number of the internal tension tool (5) is grabbed with the first multijaw type
The handgrip number of hand (2) is identical；The number and the handgrip number phase of the second multijaw type handgrip (3) of the external clamping tooling (6)
Together.
5. the two-sided clamping device of dual thrust according to claim 4, it is characterised in that: the first multijaw type handgrip (2)
Handgrip number and the handgrip number of the second multijaw type handgrip (3) be 3 or 4.
6. the two-sided clamping device of dual thrust according to claim 5, it is characterised in that: the first multijaw type handgrip (2)
The cylinder diameter of used cylinder is greater than the cylinder diameter of second multijaw type handgrip (3) used cylinder.
7. the two-sided clamping device of dual thrust according to claim 6, it is characterised in that: the two-sided clamping device of dual thrust
It further include cylinder connecting shaft (1)；The first multijaw type handgrip (2) passes through cylinder connecting shaft (1) and the second multijaw type handgrip (3)
It is connected and coaxial.
8. the two-sided clamping device of dual thrust according to claim 7, it is characterised in that: the first multijaw type handgrip (2)
And second multijaw type handgrip (3) be slide rail type structure or wobble drive type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821125481.9U CN208451451U (en) | 2018-07-16 | 2018-07-16 | The two-sided clamping device of dual thrust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821125481.9U CN208451451U (en) | 2018-07-16 | 2018-07-16 | The two-sided clamping device of dual thrust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208451451U true CN208451451U (en) | 2019-02-01 |
Family
ID=65179548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821125481.9U Active CN208451451U (en) | 2018-07-16 | 2018-07-16 | The two-sided clamping device of dual thrust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208451451U (en) |
-
2018
- 2018-07-16 CN CN201821125481.9U patent/CN208451451U/en active Active
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