CN210619976U - Connecting structure of hydraulic driving device and gripping apparatus - Google Patents
Connecting structure of hydraulic driving device and gripping apparatus Download PDFInfo
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- CN210619976U CN210619976U CN201921496238.2U CN201921496238U CN210619976U CN 210619976 U CN210619976 U CN 210619976U CN 201921496238 U CN201921496238 U CN 201921496238U CN 210619976 U CN210619976 U CN 210619976U
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- gripping apparatus
- hydraulic drive
- gripping
- connection structure
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Abstract
The utility model belongs to the technical field of machinery and specifically relates to a connection structure of hydraulic drive device and gripping apparatus. The utility model provides a following technical scheme: the utility model provides a connection structure of hydraulic drive device and gripping apparatus, includes hydraulic drive device and gripping apparatus, hydraulic drive device includes rotatable drive shaft, gripping apparatus and drive shaft linkage set up, be equipped with the connecting device that can make it link to each other with the drive shaft on the gripping apparatus, connecting device is including laminating first connecting piece and the second connecting piece that sets up with the drive shaft respectively, be equipped with first screw hole, the second screw hole of relative setting on first connecting piece and the second connecting piece respectively, link to each other through the bolt between first connecting piece and the second connecting piece, the bolt setting is in first screw hole, second screw hole, the second connecting piece links to each other with the gripping apparatus. The utility model discloses make gripping apparatus convenient to detach, can change the gripping apparatus that is fit for to the operational aspect of difference, the versatility is strong.
Description
Technical Field
The utility model belongs to the technical field of machinery and specifically relates to a connection structure of hydraulic drive device and gripping apparatus.
Background
Various grippers used in engineering machinery such as excavators, cranes, forklifts and the like, such as a bucket shell, a gripper arm and the like, are generally controlled by a hydraulic driving device, and the opening and closing of the grippers are realized by controlling two driving shafts on the hydraulic driving device to rotate relatively, so that the grippers are controlled to work. The connection of the hydraulic drive to the gripper in the prior art is generally by welding to secure the gripper to the drive shaft, making the gripper non-replaceable.
Disclosure of Invention
To the problem that exists among the prior art, the utility model provides a connection structure of hydraulic drive device and gripping apparatus, gripping apparatus convenient to detach can change suitable gripping apparatus to the operational aspect of difference, and the versatility is strong.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a connection structure of hydraulic drive device and gripping apparatus, includes hydraulic drive device and gripping apparatus, hydraulic drive device includes rotatable drive shaft, gripping apparatus and drive shaft linkage set up, be equipped with the connecting device that can make it link to each other with the drive shaft on the gripping apparatus, connecting device is including laminating first connecting piece and the second connecting piece that sets up with the drive shaft respectively, be equipped with first screw hole, the second screw hole of relative setting on first connecting piece and the second connecting piece respectively, link to each other through the bolt between first connecting piece and the second connecting piece, the bolt setting is in first screw hole, second screw hole, the second connecting piece links to each other with the gripping apparatus.
By adopting the technical scheme, the connecting device is arranged, so that the gripping apparatus can be detachably arranged on the driving shaft of the hydraulic driving device, the gripping apparatus is convenient to detach, the appropriate gripping apparatus can be replaced according to different working conditions, and the multi-purpose property is strong; wherein, make first connecting piece and second connecting piece link together through the cooperation of bolt and first screw hole, second screw hole, and first connecting piece and second connecting piece laminate with the actuating shaft respectively, also make the drive shaft by fixed setting between first connecting piece, second connecting piece through bolt-up connection between first connecting piece and the second connecting piece to with first connecting piece, the linkage of second connecting piece, the second connecting piece links to each other with the gripping apparatus in addition, thereby makes gripping apparatus and drive shaft linkage.
Furthermore, two driving shafts are arranged on the hydraulic driving device, and the gripping devices are arranged in a pair and are respectively arranged on the two driving shafts.
By adopting the technical scheme, the gripping apparatus connected with the driving shafts can rotate along with the driving shafts through the relative rotation of the two driving shafts, so that the gripping apparatus can be opened and closed.
Further, the gripper is shaped to cooperate with each other in the form of a tong for gripping or in the form of a bucket for digging.
By adopting the technical scheme, the clamp-shaped gripping apparatus can be used for gripping large-volume objects such as wood, stones and the like, the bucket-shaped gripping apparatus can be used for gripping small-volume objects such as broken stones, mud and the like, and different gripping apparatuses can be used according to different working conditions, so that the work is more convenient.
Further, the cross section of the driving shaft is arranged to be diamond-shaped.
Adopt above-mentioned technical scheme, set up like this and to make the laminating of drive shaft and first connecting piece, second connecting piece inseparabler to difficult the skidding.
Further, the bolt is a hexagon socket head cap screw.
By adopting the technical scheme, the hexagon socket head cap screw is commonly used on machinery, and has the advantages of convenience in fastening and dismounting, difficulty in sliding angles and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The following will further describe the embodiments of the present invention with reference to the drawings and examples.
As shown in fig. 1, the connection structure of the hydraulic driving device and the gripper includes a hydraulic driving device 1 and a gripper 2, the hydraulic driving device 1 includes a rotatable driving shaft 11, the gripper 2 is linked with the driving shaft 11, the gripper 2 is provided with a connection device capable of connecting the gripper with the driving shaft 11, the connection device includes a first connection member 31 and a second connection member 32 respectively attached to the driving shaft 11, the first connection member 31 and the second connection member 32 are respectively provided with a first threaded hole 5 and a second threaded hole 6 which are oppositely arranged, the first connection member 31 and the second connection member 32 are connected by a bolt 4, the bolt 4 is arranged in the first threaded hole 5 and the second threaded hole 6, and the second connection member 32 is connected with the gripper 2. Set up connecting device and can with gripping apparatus 2 demountable installation on hydraulic drive device 1's drive shaft 11 for gripping apparatus 2 convenient to detach can change suitable gripping apparatus 2 to the operational aspect of difference, and the versatility is strong.
The first connecting piece 31 and the second connecting piece 32 are connected together through the matching of the bolt 4 with the first threaded hole 5 and the second threaded hole 6, the first connecting piece 31 and the second connecting piece 32 are respectively attached to the driving shaft 11, the driving shaft 11 is fixedly arranged between the first connecting piece 31 and the second connecting piece 32 through the fastening connection of the bolt 4 between the first connecting piece 31 and the second connecting piece 32 and is linked with the first connecting piece 31 and the second connecting piece 32, and the second connecting piece 32 is connected with the gripper 2 in addition, so that the gripper 2 is linked with the driving shaft 11.
The first connecting piece 31 is provided with a nut groove 7 corresponding to the first threaded hole 5 for accommodating a nut of the bolt 4. The depth of the nut groove 7 is greater than the height of the nut, so that the nut can be hidden in the nut groove 7, and the bolt 4 is prevented from being influenced by the outside.
It should be noted that the first connecting member 31 and the second connecting member 32 may be respectively disposed along the left and right sides or the upper and lower sides of the driving shaft 11, and in this embodiment, the first connecting member 31 and the second connecting member 32 are respectively disposed on the upper and lower sides of the driving shaft 11.
Two driving shafts 11 are arranged on the hydraulic driving device 1, and the gripping devices 2 are arranged in a pair and are respectively arranged on the two driving shafts 11. This arrangement allows the gripper 2 connected to the drive shaft 11 to be rotated therewith by a relative rotation of the two drive shafts, so that the gripper 2 can be opened and closed.
The gripper 2 is shaped to cooperate with each other in the form of a tong for gripping or in the form of a bucket for digging. The gripping apparatus 2 of pincers-shaped can be used for grabbing bulky objects such as timber, stone, digs 2 of fill-shaped can be used for grabbing objects of small volume such as rubble, earth, can use different gripping apparatus 2 to the operational aspect of difference for it is more convenient to work. The drawing of the present embodiment uses a gripper jaw 2 which can be used for gripping.
The cross section of the drive shaft 11 is arranged in a diamond shape. The arrangement makes the driving shaft 11 fit to the first and second connecting members 31 and 32 more closely and not easy to slip.
In addition, the first connecting piece 31 and the second connecting piece 32 are respectively attached to the driving shaft 11, that is, the connecting positions of the first connecting piece 31, the second connecting piece 32 and the driving shaft 11 are matched with the diamond shape.
It should be noted that the cross section of the driving shaft 11 may be square, triangular or trapezoidal.
The bolt 4 is a hexagon socket head cap screw. The socket head cap screw is commonly used in machinery, and mainly has the advantages of convenience in fastening and dismounting, difficulty in sliding angles and the like.
Claims (5)
1. The utility model provides a connection structure of hydraulic drive device and gripping apparatus, includes hydraulic drive device and gripping apparatus, hydraulic drive device includes rotatable drive shaft, the gripping apparatus sets up its characterized in that with the drive shaft linkage: the gripping apparatus is provided with a connecting device capable of connecting the gripping apparatus with a driving shaft, the connecting device comprises a first connecting piece and a second connecting piece which are respectively attached to the driving shaft, a first threaded hole and a second threaded hole which are opposite to each other are respectively formed in the first connecting piece and the second connecting piece, the first connecting piece and the second connecting piece are connected through bolts, the bolts are arranged in the first threaded hole and the second threaded hole, and the second connecting piece is connected with the gripping apparatus.
2. The hydraulic drive apparatus and gripper connection structure according to claim 1, wherein: the hydraulic driving device is provided with two driving shafts, and the gripping devices are arranged in a pair and are respectively arranged on the two driving shafts.
3. The hydraulic drive apparatus and gripper connection structure according to claim 2, wherein: the grippers are shaped to cooperate with each other in the form of a tong for gripping or a bucket for digging.
4. A connection structure of a hydraulic drive apparatus and a gripper according to claim 1, 2 or 3, wherein: the cross section of the driving shaft is arranged to be diamond-shaped.
5. A connection structure of a hydraulic drive apparatus and a gripper according to claim 1, 2 or 3, wherein: the bolt is a hexagon socket head cap screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496238.2U CN210619976U (en) | 2019-09-09 | 2019-09-09 | Connecting structure of hydraulic driving device and gripping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496238.2U CN210619976U (en) | 2019-09-09 | 2019-09-09 | Connecting structure of hydraulic driving device and gripping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210619976U true CN210619976U (en) | 2020-05-26 |
Family
ID=70751883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921496238.2U Active CN210619976U (en) | 2019-09-09 | 2019-09-09 | Connecting structure of hydraulic driving device and gripping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210619976U (en) |
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2019
- 2019-09-09 CN CN201921496238.2U patent/CN210619976U/en active Active
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