CN209551768U - A kind of fixture - Google Patents
A kind of fixture Download PDFInfo
- Publication number
- CN209551768U CN209551768U CN201920194284.0U CN201920194284U CN209551768U CN 209551768 U CN209551768 U CN 209551768U CN 201920194284 U CN201920194284 U CN 201920194284U CN 209551768 U CN209551768 U CN 209551768U
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- claw
- driving member
- connecting rod
- workpiece
- multiple claws
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Abstract
The utility model relates to technical field of mechanical processing more particularly to a kind of fixtures comprising driving member, multiple connecting rods, multiple claws, sliding slot, driving member and frame body；One end of connecting rod and driving member are hinged；Multiple claws and multiple connecting rods correspond, for clamping workpiece, claw is equipped with sliding slot, the other end of connecting rod is slidably disposed in sliding slot and is rotatably assorted with claw, driving member can be moved back and forth linearly, and driving member can be driven multiple claws close simultaneously by connecting rod and clamp the workpiece, multiple claws are slidably matched with the frame body.The utility model is by providing a kind of fixture, can the radial motion for reciprocating through connecting rod and being converted to multiple claws of driving member be realized that multiple claws are close simultaneously and clamp workpiece, can complete the steering of power, clamping force is effectively improved, realizes the Quick holding part process of a small range.
Description
Technical field
The utility model relates to technical field of mechanical processing more particularly to a kind of fixtures.
Background technique
In the prior art, in robot field or other industry, fixture can only generally grab rectangular or round piece, but
In process, it is frequently encountered with tapered workpiece.When clamping such with tapered workpiece, existing fixture is most
It can not clamp, or cannot keep workpiece in clamping and stablize, subsequent processing work is caused to cannot achieve.
Therefore, a kind of fixture is needed to solve the above technical problems.
Utility model content
The purpose of this utility model is to provide a kind of fixtures, quick to solve not realizing workpiece in small motion range
The problem of stable holding.
For this purpose, the utility model uses following technical scheme:
A kind of fixture, comprising: driving member；Multiple connecting rods, one end of the connecting rod and the driving member are hinged；Multiple cards
Pawl, for clamping workpiece, multiple claws and multiple connecting rods are corresponded, and the claw is equipped with sliding slot, the company
The other end of bar is slidably disposed in the sliding slot and is rotatably assorted with the claw, and the driving member can be linearly reciprocal
Movement, and the driving member can drive multiple claws close simultaneously and clamp the workpiece by the connecting rod；And frame body,
Multiple claws are slidably matched with the frame body.
Further, the fixture further includes driving assembly, and the driving component is fixedly connected with the frame body, the drive
Dynamic component can drive the driving member linearly to move back and forth.
Further, the frame body includes shell and bottom cover, and the shell is fixedly connected with the bottom cover, the shell and
The driving component is affixed, and multiple claws are slidably matched with the bottom cover.
Further, the shell is equipped with display screen.
Further, the claw is equipped with clamping face, the profile of the clamping face and the workpiece holding portion
Profile is consistent.
Further, the fixture further includes force snesor, and the force snesor is set to the clamping face.
Further, clamping space is equipped in the frame body, the clamping space is multiple described for placing the workpiece
Claw is arranged around the clamping space, and the side of the frame body is equipped with dispensing port, and the dispensing port and the clamping space connect
Logical, the workpiece can be put into the clamping space by the dispensing port.
Further, the driving component, the driving member and the claw are from top to bottom set gradually, the connecting rod with
The relatively described connecting rod in one end of the driving member pivot joint and one end of claw pivot joint are far from the workpiece, the driving component
The driving member is driven to move downward, the driving member can drive multiple claws close simultaneously and clamp by the connecting rod
The workpiece.
Further, the driving component, the driving member and the claw are from top to bottom set gradually, the connecting rod with
The relatively described connecting rod in one end of the driving member pivot joint and one end of claw pivot joint are close to the workpiece, the driving component
The driving member is driven to move upwards, the driving member can drive multiple claws close simultaneously and clamp by the connecting rod
The workpiece.
Further, the quantity of the connecting rod and the claw is three, three claws be respectively the first claw,
Second claw and third claw, first claw and the third claw are relatively arranged on opposite the two of the clamping space
Side, second claw is between first claw and the third claw, second claw and the dispensing port phase
To setting.
The utility model has the beneficial effects that
The utility model provides a kind of fixture, including driving member, multiple connecting rods, multiple claws and frame body, connecting rod and card
Pawl corresponds, and one end of connecting rod and driving member are hinged, and the other end can not only slide in the sliding slot of claw, also rotates with claw
Cooperation, therefore the radial motion for reciprocating through connecting rod and being converted to multiple claws of driving member can be realized multiple claws
It is close and clamp workpiece simultaneously, the steering of power can be completed, effectively improve clamping force, realize workpiece is realized in small motion range it is fast
Fast stable holding.
Detailed description of the invention
Fig. 1 is the cross-sectional view of fixture provided in specific embodiment of the present invention；
Fig. 2 is the schematic diagram of fixture internal structure provided in specific embodiment of the present invention.
In figure: 1, cylinder；2, cylinder rod；3, shell；4, driving member；5, connecting rod；6, sliding slot；7, claw；8, bottom cover；9, work
Part.
Specific embodiment
The technical solution of the utility model is further illustrated with embodiment with reference to the accompanying drawing.It is understood that this
Locate described specific embodiment and is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
Illustrate, illustrates only part relevant to the utility model for ease of description, in attached drawing and not all.
As shown in Figure 1, the utility model provides a kind of fixture.
The fixture includes driving member 4, multiple connecting rods 5, multiple claws 7 and frame body.
Driving member 4 can be moved back and forth linearly；Multiple connecting rods 5 and multiple claws 7 correspond, and the one of connecting rod 5
End is hinged with driving member 4, and the other end is slidably disposed in the sliding slot 6 of corresponding claw 7 and is rotatably assorted with the claw 7；Multiple claws 7
It is slidably matched with frame body；Driving member 4 can be driven multiple claws 7 close simultaneously by connecting rod 5 and clamp workpiece 9.
The fixture further includes driving assembly, and driving assembly is fixedly connected with frame body, for driving driving member 4 linearly
It moves back and forth.
Frame body includes shell 3 and bottom cover 8, and shell 3 is fixedly connected with bottom cover 8, and shell 3 and driving assembly are affixed, multiple cards
Pawl 7 is slidably matched with bottom cover 8.
Claw 7 is equipped with clamping face, and the profile of clamping face is consistent with the profile of 9 holding portion of workpiece, sets on clamping face
It is equipped with force snesor.The fixture further includes controller, which is electrically connected with the force snesor, can be adopted according to the force snesor
The power collected judges whether processing is effective, and can be used to optimize process.Be additionally provided with display screen on shell 3, the display screen with
Force snesor electrical connection, can show the real time data of chucking power.
Clamping space is equipped in frame body, clamping space is arranged for placing workpiece 9, multiple claws 7 around clamping space, frame
The side of body is equipped with dispensing port, and dispensing port is connected to clamping space, and workpiece 9 can be put into clamping space by dispensing port.5 He of connecting rod
The quantity of claw 7 is three, and three claws 7 are respectively the first claw 7, the second claw 7 and third claw 7,7 He of the first claw
Third claw 7 is relatively arranged on the opposite sides in clamping space, the second claw 7 between the first claw 7 and third claw 7,
Second claw 7 is oppositely arranged with dispensing port.It can guarantee that claw 7 will not be interfered with workpiece 9.
Driving assembly, driving member 4 and claw 7 are from top to bottom set gradually, and connecting rod 5 is opposite with one end that driving member 4 is pivotally connected
One end that connecting rod 5 and claw 7 are pivotally connected is moved upwards close to workpiece 9, driving assembly driving driving member 4, and driving member 4 can pass through connecting rod
The multiple claws 7 of 5 drivings are close simultaneously and clamp workpiece 9.
Further, driving assembly, driving member 4 and claw 7 are from top to bottom set gradually, and connecting rod 5 is pivotally connected with driving member 4
One end is with respect to one end of connecting rod 5 and the pivot joint of claw 7 far from workpiece 9, and driving assembly driving driving member 4 moves downward, 4 energy of driving member
It drives multiple claws 7 close simultaneously by connecting rod 5 and clamps workpiece 9.The relatively upper one kind of this kind of method can make clamping force bigger,
And keep clamping more stable.
In the present embodiment, the fixture is in the form of the reciprocating motion for the cylinder rod 2 being assemblied in cylinder 1 by driving assembly
Driving force pass to the driving member 4 being sequentially connected with it, and be presented as the reciprocating motion of driving member 4, by with the driving member 4
Hinged multiple connecting rods 5, multiple connecting rod 5 is just by the reciprocating motion conversion of driving member 4 in order to hinged with multiple connecting rods 5 respectively
The radial motion of multiple claws 7, it is close simultaneously and clamp workpiece 9 to realize multiple claws 7, completes the steering of power, effectively mentions
High clamping force, realizes 9 process of Quick holding part of a small range.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of fixture characterized by comprising
Driving member (4)；
Multiple connecting rods (5), one end and the driving member (4) of the connecting rod (5) are hinged；
Multiple claws (7), for clamping workpiece (9), multiple claws (7) and multiple connecting rods (5) are corresponded, described
Claw (7) is equipped with sliding slot (6), the other end of the connecting rod (5) be slidably disposed in the sliding slot (6) and with the claw (7)
It is rotatably assorted, the driving member (4) can linearly move back and forth, and the driving member (4) can pass through the connecting rod (5)
It drives multiple claws (7) close simultaneously and clamps the workpiece (9)；
And frame body, multiple claws (7) are slidably matched with the frame body.
2. fixture according to claim 1, which is characterized in that the fixture further includes driving assembly, the driving component
It is fixedly connected with the frame body, the driving component can drive the driving member (4) linearly to move back and forth.
3. fixture according to claim 2, which is characterized in that the frame body includes shell (3) and bottom cover (8), described outer
Shell (3) is fixedly connected with the bottom cover (8), and the shell (3) and the driving component are affixed, multiple claws (7) with
The bottom cover (8) is slidably matched.
4. fixture according to claim 3, which is characterized in that the shell (3) is equipped with display screen.
5. fixture according to claim 1, which is characterized in that the claw (7) is equipped with clamping face, the clamping face
Profile is consistent with the profile of the workpiece (9) holding portion.
6. fixture according to claim 5, which is characterized in that the fixture further includes force snesor, the force snesor
It is set to the clamping face.
7. fixture according to claim 2, which is characterized in that be equipped with clamping space, the clamping space in the frame body
For placing the workpiece (9), multiple claws (7) are arranged around the clamping space, and the side of the frame body, which is equipped with, throws
Mouth is put, the dispensing port is connected to the clamping space, and it is empty that the workpiece (9) can be put into the clamping by the dispensing port
Between.
8. fixture according to claim 7, which is characterized in that the driving component, the driving member (4) and the claw
(7) from top to bottom set gradually, the connecting rod (5) connecting rod (5) opposite with one end that the driving member (4) is pivotally connected with it is described
One end of claw (7) pivot joint drives the driving member (4) to move downward far from the workpiece (9), the driving component, the biography
Moving part (4) can drive multiple claws (7) close simultaneously and clamp the workpiece (9) by the connecting rod (5).
9. fixture according to claim 7, which is characterized in that the driving component, the driving member (4) and the claw
(7) from top to bottom set gradually, the connecting rod (5) connecting rod (5) opposite with one end that the driving member (4) is pivotally connected with it is described
One end of claw (7) pivot joint drives the driving member (4) to move upwards close to the workpiece (9), the driving component, the biography
Moving part (4) can drive multiple claws (7) close simultaneously and clamp the workpiece (9) by the connecting rod (5).
10. fixture according to claim 7, which is characterized in that the quantity of the connecting rod (5) and the claw (7) is
Three, three claws (7) are respectively the first claw (7), the second claw (7) and third claw (7), first claw
(7) and the third claw (7) is relatively arranged on the opposite sides in the clamping space, and second claw (7) is located at described
Between first claw (7) and the third claw (7), second claw (7) is oppositely arranged with the dispensing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920194284.0U CN209551768U (en) | 2019-02-13 | 2019-02-13 | A kind of fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920194284.0U CN209551768U (en) | 2019-02-13 | 2019-02-13 | A kind of fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209551768U true CN209551768U (en) | 2019-10-29 |
Family
ID=68310690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920194284.0U Active CN209551768U (en) | 2019-02-13 | 2019-02-13 | A kind of fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209551768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113044712A (en) * | 2021-03-25 | 2021-06-29 | 宁波市凹凸重工有限公司 | Suspension type wheel brake for gantry crane |
-
2019
- 2019-02-13 CN CN201920194284.0U patent/CN209551768U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113044712A (en) * | 2021-03-25 | 2021-06-29 | 宁波市凹凸重工有限公司 | Suspension type wheel brake for gantry crane |
| CN113044712B (en) * | 2021-03-25 | 2024-08-27 | 宁波市凹凸重工有限公司 | Suspension type wheel brake for portal crane |
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