CN220300155U - Hoisting device for large-sized workpiece - Google Patents
Hoisting device for large-sized workpiece Download PDFInfo
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- CN220300155U CN220300155U CN202321128597.9U CN202321128597U CN220300155U CN 220300155 U CN220300155 U CN 220300155U CN 202321128597 U CN202321128597 U CN 202321128597U CN 220300155 U CN220300155 U CN 220300155U
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 15
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of lifting and discloses a lifting device for large workpieces, which comprises a hanging bracket and a grabbing component which is connected with the hanging bracket in a sliding manner, wherein the grabbing component comprises a grabbing frame, grabbing arms which are rotatably arranged on the grabbing frame, and a driving piece which drives the grabbing arms to rotate, the driving piece comprises a driving cylinder, a rotating arm, a driving rod, a synchronous arm and a synchronous plate, the grabbing arms are fixedly connected with the synchronous plate in parallel, the driving rod is rotatably connected with the grabbing frame, the driving cylinder is rotatably connected with the grabbing frame, one end of the rotating arm is rotatably connected with a piston end of the driving cylinder, the other end of the driving arm is radially and fixedly connected with the driving rod, and one end of the synchronous arm is radially and fixedly connected with the driving rod, and the other end of the synchronous arm is fixedly connected with the synchronous plate, so that the lifting and the lifting effect is stable.
Description
Technical Field
The utility model relates to the technical field of lifting, in particular to a lifting device for a large workpiece.
Background
The hoisting method mainly comprises the following steps of firstly, rotating the hoisting method. The rotary hoisting method is mainly applied to hoisting construction of the steel column, after the steel column material is transported to a construction site, one side of the crane is used for hoisting, and the other side of the crane is used for rotating around a column angle of the steel column, so that the hoisting work of the steel column is completed. In the hoisting process of the steel column, a skid is required to be placed below the steel column, so that the steel column is effectively protected, the phenomenon of friction with the ground is avoided, and the hoisting point and the column foot foundation are ensured to be positioned above the circular arc of the crane boom in the hoisting process; second, skid-and-lift methods. Simultaneous operation of the lifting device is required when the skid lifting method is employed. For example, when lifting a steel column material, two groups of machines need to lift a crane at the same time to complete the hooking operation, promote the steel column foot to slide, and further complete the sliding lifting operation. When the method is adopted to hoist steel materials, reasonable sliding channels are required to be arranged on a construction site, so that smooth development of sliding and hoisting work is effectively ensured; third, a delivery lift method. In general, when using the delivery lifting method, it is necessary to apply to two or more lifting apparatuses, and to fit the apparatuses with each other.
However, for larger workpieces, the lifting part mainly needs to consider the difficulty of lifting the large workpieces: whether it can be grasped; stability of lifting: whether the large-sized workpiece can not slide off after being lifted, and the large-sized workpiece is difficult to lift, has high transportation danger coefficient and the like, and is needed to be solved.
Disclosure of Invention
The utility model aims to provide a lifting device for a large workpiece, which has a stable lifting effect.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a large-scale work piece's hoisting accessory, includes gallows, sliding connection grab the material subassembly on the gallows, grab the material subassembly including grab the frame, rotate and set up grab arm, the drive on grabbing the frame grab arm pivoted driving piece, the driving piece includes actuating cylinder, rotating arm, actuating lever, synchronous arm, synchronous plate, a plurality of grab arm parallel fixed connection is in on the synchronous plate, actuating cylinder rotates to be connected grab on the frame, rotating arm one end rotates to be connected actuating cylinder's piston end, the radial fixed connection of other end is in on the actuating lever, the actuating lever rotates to be connected grab on the frame, the radial fixed connection of synchronous arm one end is in on the actuating lever, the other end fixed connection is in on the synchronous plate.
The utility model is further provided with: the grabbing arms are arranged in two groups, and the two groups of grabbing arms are respectively and oppositely arranged on the grabbing frame.
The utility model is further provided with: the clamping frame is provided with a pressing piece, the pressing piece comprises a pressing cylinder vertically arranged on the clamping frame and a pressing plate arranged at the end part of the pressing cylinder, and the pressing plate is positioned between two groups of clamping arms.
The utility model is further provided with: the grabbing arm comprises a connecting part and grabbing parts, wherein the connecting part is fixedly connected with the synchronous plate, and the two grabbing parts are oppositely arranged.
The utility model is further provided with: the grabbing part is provided with a guide groove, and a pushing piece is arranged in the guide groove.
The utility model is further provided with: the pushing piece comprises a driving motor, a belt and belt wheels, the three belt wheels are rotationally connected to the grabbing portions, the belt is sleeved on the belt wheels, the driving motor is fixedly connected with one belt wheel, the driving motor drives the belt wheels to rotate, and the upper surface of the belt is parallel to the upper surface of the grabbing portions.
The beneficial effects of the utility model are as follows:
according to the utility model, the workpiece can be stably clamped by pressing down the pressing piece and lifting the grabbing arm in the transferring process, so that the large workpiece is prevented from sliding off unstably.
The driving cylinder drives the rotating arm to rotate, and the rotating arm is fixedly connected with the driving rod in a radial direction, so that the driving rod is driven to rotate in the rotating process of the rotating arm, and the driving rod drives the grabbing arms on the synchronous plate to rotate through the synchronous arm, so that the two grabbing arms are mutually close to and far away from each other.
After the large workpiece is grabbed, the compression cylinder drives the pressing plate to move downwards, so that the pressing plate is attached to the large workpiece, the workpiece can be tightly clamped by the pressing plate grabbing arm, and the stability is higher.
According to the pushing piece, a workpiece can be lifted better, when the end part of the grabbing arm is inserted into the lower part of the workpiece, the workpiece is larger or heavier and is not convenient to lift, so that the driving motor on the grabbing part on the grabbing arm can drive the belt to move to one side far away from the end part of the grabbing part, and at the moment, the belt can give an upward pushing force to a large workpiece, so that the grabbing arm can lift the workpiece more easily.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of the structure of the grabbing assembly of the present utility model.
Fig. 3 is a schematic view of a partial structure of the grabbing assembly of the present utility model.
Fig. 4 is a schematic view of the structure of the gripper arm of the present utility model.
Fig. 5 is a schematic structural view of the pushing member of the present utility model.
In the figure, 1, a hanging bracket; 2. a material grabbing component; 3. a grabbing frame; 4. a gripping arm; 41. a connection part; 42. a gripping part; 421. a guide groove; 5. a driving member; 52. a driving cylinder; 53. a rotating arm; 54. a driving rod; 55. a synchronizing arm; 56. a synchronizing plate; 6. a pressing member; 61. a compacting cylinder; 62. a pressing plate; 7. a pushing piece; 71. a driving motor; 72. a belt; 73. a belt wheel.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
The embodiment, as shown in fig. 1, 2 and 3, is a lifting device for large workpieces, which comprises a lifting frame 1 and a grabbing component 2 slidably connected to the lifting frame 1, wherein the grabbing component 2 comprises a grabbing frame 3, a grabbing arm 4 rotatably arranged on the grabbing frame 3 and a driving piece 5 for driving the grabbing arm 4 to rotate, the driving piece 5 comprises a driving air cylinder 52, a rotating arm 53, a driving rod 54, a synchronizing arm 55 and a synchronizing plate 56, a plurality of grabbing arms 4 are fixedly connected to the synchronizing plate 56 in parallel, the driving air cylinder 52 is rotatably connected to the grabbing frame 3, one end of the rotating arm 53 is rotatably connected to a piston end of the driving air cylinder 52, the other end of the rotating arm is fixedly connected to the driving rod 54, the driving rod 54 is rotatably connected to the grabbing frame 3, one end of the synchronizing arm 55 is fixedly connected to the driving rod 54 in a radial direction, and the other end of the synchronizing arm is fixedly connected to the synchronizing plate 56.
The driving cylinder 52 in the utility model drives the rotating arm 53 to rotate, and the rotating arm 53 is fixedly connected with the driving rod 54 in a radial direction, so that the driving rod 54 is driven to rotate in the rotating process of the rotating arm 53, and the driving rod 54 drives the gripping arms 4 on the synchronous plate 56 to rotate through the synchronous arm 55, so that the two gripping arms 4 are mutually close to and far away from each other.
As shown in fig. 2, the present utility model is further configured to: the two groups of gripping arms 4 are arranged, and the two groups of gripping arms 4 are respectively and oppositely arranged on the gripping frame 3.
As shown in fig. 3, the present utility model is further configured to: the gripping frame 3 is provided with a pressing piece 6, the pressing piece 6 comprises a pressing cylinder 61 vertically arranged on the gripping frame 3 and a pressing plate 62 arranged at the end part of the pressing cylinder 61, and the pressing plate 62 is positioned between two groups of gripping arms 4.
After the large workpiece is grabbed, the compressing piece 6 in the utility model drives the compressing plate 62 to move downwards by the compressing cylinder 61, so that the compressing plate 62 is attached to the large workpiece, the grabbing arm 4 of the compressing plate 62 can tightly clamp the workpiece, and the stability is higher
As shown in fig. 1, the present utility model is further configured to: the gripping arm 4 comprises a connecting part 41 and a gripping part 42, the connecting part 41 is fixedly connected with the synchronous plate 56, and two groups of gripping parts 42 are oppositely arranged.
As shown in fig. 4, the present utility model is further configured to: the gripping portion 42 is provided with a guiding groove 421, and a pushing member 7 is disposed in the guiding groove 421.
According to the pushing piece 7 disclosed by the utility model, a better lifting of a workpiece can be realized, when the end part of the grabbing arm 4 is inserted into the lower part of the workpiece, the workpiece is larger or heavier and is not convenient to lift, so that the driving motor 71 on the grabbing part 42 on the grabbing arm 4 can drive the belt 72 to move to a side far away from the end part of the grabbing part 42, and at the moment, the belt 72 can give an upward pushing force to a large workpiece, so that the grabbing arm 4 can lift the workpiece more easily upwards.
As shown in fig. 4 and 5, the present utility model is further configured to: the pushing piece 7 comprises a driving motor 71, a belt 72 and belt pulleys 73, the three belt pulleys 73 are rotatably connected to the grabbing portion 42, the belt pulleys 73 are sleeved with the belt 72, the driving motor 71 is fixedly connected with one belt pulley 73, the driving motor 71 drives the belt pulleys 73 to rotate, and the upper surface of the belt 72 is parallel to the upper surface of the grabbing portion 42.
According to the utility model, the lifting, transferring and loading process of the large workpiece can be realized, and the problems of difficult lifting, high transferring danger coefficient and the like of the large workpiece are solved, in the utility model, the pressing piece 6 is arranged at the top of the grabbing arm 4, so that the workpiece can be stably clamped by pressing down the pressing piece 6 and lifting the grabbing arm 4 in the transferring process, and the large workpiece is prevented from sliding off unstably, wherein the pushing piece 7 is arranged on the grabbing arm 4, and when the end part of the grabbing arm 4 is positioned below the large workpiece, the pushing piece 7 can have a certain pushing force, so that the workpiece can be lifted more conveniently.
Claims (6)
1. A hoisting accessory of large-scale work piece, its characterized in that: including gallows (1), sliding connection grab material subassembly (2) on gallows (1), grab material subassembly (2) including grab frame (3), rotate and set up grab arm (4), the drive on grab frame (3) grab arm (4) pivoted driving piece (5), driving piece (5) are including actuating cylinder (52), rotor arm (53), actuating lever (54), synchronizing arm (55), synchronizing plate (56), a plurality of grab arm (4) parallel fixed connection is in on synchronizing plate (56), actuating cylinder (52) rotate and connect grab frame (3) are last, rotor arm (53) one end rotate and connect the piston end of actuating cylinder (52), the radial fixed connection of other end is in on actuating lever (54), actuating lever (54) rotate and connect grab frame (3) are last, radial fixed connection of synchronizing arm (55) one end is in on actuating lever (54), the other end is fixed connection is in on synchronizing plate (56).
2. A large workpiece lifting device according to claim 1, characterized in that: the two groups of the grabbing arms (4) are arranged, and the two groups of the grabbing arms (4) are oppositely arranged on the grabbing frame (3) respectively.
3. A large workpiece lifting device according to claim 1, characterized in that: the clamping frame (3) is provided with a pressing piece (6), the pressing piece (6) comprises a pressing cylinder (61) vertically arranged on the clamping frame (3) and a pressing plate (62) arranged at the end part of the pressing cylinder (61), and the pressing plate (62) is positioned between two groups of clamping arms (4).
4. A large workpiece lifting device according to claim 1, characterized in that: the grabbing arm (4) comprises a connecting part (41) and grabbing parts (42), the connecting part (41) is fixedly connected with the synchronous plate (56), and the two grabbing parts (42) are oppositely arranged.
5. The hoisting device for large workpieces as claimed in claim 4, wherein: the grabbing part (42) is provided with a guide groove (421), and a pushing piece (7) is arranged in the guide groove (421).
6. The hoisting device for large workpieces according to claim 5, wherein: the pushing piece (7) comprises a driving motor (71), a belt (72) and belt pulleys (73), the three belt pulleys (73) are rotationally connected to the grabbing portions (42), the belt pulleys (73) are sleeved with the belt pulleys (72), the driving motor (71) is fixedly connected with one belt pulley (73), the driving motor (71) drives the belt pulleys (73) to rotate, and the upper surfaces of the belt pulleys (72) are parallel to the upper surfaces of the grabbing portions (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321128597.9U CN220300155U (en) | 2023-05-09 | 2023-05-09 | Hoisting device for large-sized workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321128597.9U CN220300155U (en) | 2023-05-09 | 2023-05-09 | Hoisting device for large-sized workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220300155U true CN220300155U (en) | 2024-01-05 |
Family
ID=89351125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321128597.9U Active CN220300155U (en) | 2023-05-09 | 2023-05-09 | Hoisting device for large-sized workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220300155U (en) |
-
2023
- 2023-05-09 CN CN202321128597.9U patent/CN220300155U/en active Active
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