CN213622915U - Clamping lifting appliance for assembling large-diameter cylindrical part - Google Patents
Clamping lifting appliance for assembling large-diameter cylindrical part Download PDFInfo
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- CN213622915U CN213622915U CN202022419960.5U CN202022419960U CN213622915U CN 213622915 U CN213622915 U CN 213622915U CN 202022419960 U CN202022419960 U CN 202022419960U CN 213622915 U CN213622915 U CN 213622915U
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Abstract
The utility model relates to a clamping hanger for assembling a large-diameter cylindrical part, which comprises a support ring, more than three clamping mechanisms with the circumferences uniformly distributed on the outer edge of the support ring, two gravity center adjusting rods which are vertically and symmetrically distributed on two sides of the outer edge of the support ring, and a lifting rope connected with the gravity center adjusting rods; each clamping mechanism comprises a jaw support fixed on the support ring and a jaw rotatably connected to the jaw support; each gravity center adjusting rod is uniformly provided with a screw connecting hole; two ends of the lifting rope are respectively connected in the screw connecting holes on the gravity center adjusting rod through connecting piece screws in a rotating manner, and the lifting gravity center is adjusted by adjusting the axial connecting position of the connecting piece on the gravity center adjusting rod. The utility model discloses a press from both sides tight hoist has solved the assembly of heavy-calibre cylinder.
Description
Technical Field
The utility model relates to an assembly heavy-calibre cylinder's tight hoist of clamp belongs to the part assembly field.
Background
A certain type of large-diameter cylindrical part is provided with an annular groove at the rear end as shown in fig. 1, and in the process of assembling the cylindrical part, the cylindrical part is firstly vertically taken out from a packing box along an axis, then turned by 90 degrees and kept in butt joint with a butt joint part under the condition that the axis is horizontal; in the process from taking out of the packaging box to butting, the process needs to be matched with a lifting appliance through a clamp. Due to the fact that the cylindrical part is heavy, the existing clamp and the existing lifting appliance are adopted, the large-caliber thin-wall part is rotated by 90 degrees along the axis in the lifting process, the operation is completed manually, the labor intensity is high, multiple persons are needed to cooperate, the lifting position and direction are difficult to control, the collision condition is prone to happening, safety accidents are easy to happen, and batch production is difficult to achieve along with the fact that the product caliber is larger and larger. To this end, a rigging spreader is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at reducing the operation degree of difficulty in heavy-calibre cylinder and the butt joint piece assembling process, promoting the assembly quality, for this reason, provide the tight hoist of clamp of assembly heavy-calibre cylinder.
The utility model aims at realizing through the following technical scheme:
the utility model discloses a clamping lifting appliance for assembling a large-diameter cylindrical part, which comprises a support ring, more than three clamping mechanisms with the circumferences uniformly distributed on the outer edge of the support ring, two gravity center adjusting rods which are vertically and symmetrically distributed on two sides of the outer edge of the support ring, and lifting ropes connected with the gravity center adjusting rods;
each clamping mechanism comprises a jaw support fixed on the support ring and a jaw rotatably connected to the jaw support;
the clamping jaws are of right-angle rod-shaped structures, and a clamping part matched with an annular groove at the rear end of the cylindrical part to be clamped is arranged at the end part of one right-angle rod of each clamping jaw; the other right-angle rod of the jaw is connected in the long hole of the jaw support through a positioning shaft fixed with the other right-angle rod; the positioning shaft is a rectangular rod; the extending direction of the long hole of the claw support is perpendicular to the end face of the support ring, one side of the long hole of the claw support, which is far away from the support ring, is a positioning section with a smaller width, and one side of the long hole of the claw support, which is close to the support ring, is a rotating section with a larger width; the clamping jaw can rotate when the positioning shaft is positioned at the rotating section of the clamping jaw support long hole, and the clamping jaw rotates and is locked when the positioning shaft slides into the positioning section of the clamping jaw support long hole; the right-angle rod connected with the jaw support in the jaw is connected with a fastening bolt through a threaded hole, and the extending direction of the fastening bolt is parallel to the right-angle rod of which the end part is provided with a clamping part in the jaw; when each clamping jaw is turned over to the state that a right-angle rod connected with the clamping jaw support is parallel to the end face of the support ring, the diameter of an inscribed circle of the clamping part of each clamping jaw is matched with the inner diameter of an annular groove at the rear end of a cylindrical part to be clamped, and the rectangular rod of the positioning shaft is aligned with the positioning section of the long hole of the clamping jaw support;
each gravity center adjusting rod is uniformly provided with a screw connecting hole;
two ends of the lifting rope are respectively connected in the screw connecting holes on the gravity center adjusting rod through connecting piece screws in a rotating manner, and the lifting gravity center is adjusted by adjusting the axial connecting position of the connecting piece on the gravity center adjusting rod.
The middle part of lifting rope is provided with the vaulting pole, makes the lifting rope both sides outwards strut, prevents to take place to interfere with the lifting rope when upset hoist and mount piece.
The rear end face of the support ring is fixedly provided with a handle, so that an acting point is provided for workers during overturning operation.
Working process
Before hoisting, the gravity center of the hoisting cylindrical part is matched by adjusting the axial connecting positions of the connecting pieces at the two ends of the hoisting rope on the gravity center adjusting rod; when the cylindrical part is vertically taken out from the packaging box along the inner edge, firstly, a support ring of an assembly lifting appliance is attached to the rear end face of the cylindrical part, and the clamping jaws of each clamping mechanism are turned forwards, so that the clamping parts of the clamping jaws are inserted into the annular grooves at the rear end of the cylindrical part; then, the clamping jaw moves backwards along the axis of the cylindrical piece by rotating the fastening bolt, so that the cylindrical piece is clamped; meanwhile, a rectangular rod of the positioning shaft is inserted into a positioning section of the long hole of the jaw support, so that the jaw is rotationally locked; the clamping jaws are prevented from being turned backwards, and stable clamping is kept. The cylindrical part is then lifted vertically from the container by the lifting mechanism and transported to the docking member. When the device is assembled with the butt joint piece, an operator turns the cylindrical piece to be horizontal through the handle and horizontally assembles the cylindrical piece and the butt joint piece by matching with the hoisting mechanism; because the axial connecting position of the connecting pieces at the two ends of the lifting rope on the gravity center adjusting rod is near the gravity center of the cylindrical piece, the required overturning force is the minimum when an operator overturns the cylindrical piece, and the operation can be finished by a single person.
Has the advantages that:
the utility model discloses an assembly hoist, simple structure, the cost of manufacture is low, has solved the assembly of heavy-calibre cylinder. The clamping mechanism in the lifting appliance can reliably clamp the cylindrical part, and the lifting safety is high; can be operated by a single person, reduces the labor intensity of operators and has high hoisting efficiency. The hoisted product has no collision, deformation and other conditions, and the assembling quality is improved.
Drawings
FIG. 1 is a schematic structural view of a cylindrical member to be assembled;
fig. 2 is a schematic structural view of the clamping hanger of the present invention;
FIG. 3 is a state diagram of a cylindrical part vertically hoisted by the clamping sling of the utility model;
FIG. 4 is a state diagram of a horizontal hoisting cylindrical part of the clamping sling according to the present invention;
fig. 5 is a schematic structural view of the clamping mechanism in the clamping hanger of the present invention in a non-clamping state;
fig. 6 is a schematic structural view of the clamping state of the clamping mechanism in the clamping hanger of the present invention;
fig. 7 is a schematic view of a long hole structure of a jaw support in the clamping hanger of the present invention;
in the figure, 1-support ring; 2-a center of gravity adjusting rod; 3-a connector; 4-a brace bar; 5-lifting a rope; 6-a clamping mechanism; 61-jaw support; 611-positioning section; 612-a rotation section; 62-claws; 63-fastening bolts; 64-a positioning shaft; 7-handle.
Detailed Description
The invention is further described with reference to the following figures and examples:
examples
As shown in fig. 2-4, the clamping hanger for assembling a large-diameter cylindrical member of the present invention comprises a support ring 1, four clamping mechanisms 6 uniformly distributed on the outer edge of the support ring 1 along the circumference, two gravity center adjusting rods 2 vertically and symmetrically distributed on two sides of the outer edge of the support ring 1, and a lifting rope 5 connected with the gravity center adjusting rods 2;
as shown in fig. 5 and 6, each clamping mechanism 6 comprises a jaw support 61 fixed on the support ring 1, and a jaw 62 rotatably connected to the jaw support 61;
the clamping jaws 62 are in a right-angle rod-shaped structure, and a clamping part matched with an annular groove at the rear end of the cylindrical part to be clamped is arranged at the end part of one right-angle rod of the clamping jaws 62; the other right-angle rod of the jaw 62 is connected in the long hole of the jaw support 61 through a positioning shaft 64 fixed with the other right-angle rod; the positioning shaft 64 is a rectangular rod, the extending direction of the long hole of the jaw support 61 is perpendicular to the end surface of the support ring 1, as shown in fig. 7, a positioning section 611 with a smaller width is arranged on one side of the long hole of the jaw support 61 away from the support ring 1, and a rotating section 612 with a larger width is arranged on one side of the long hole of the jaw support 61 close to the support ring 1; when the positioning shaft 64 is located at the rotating section 612 of the long hole of the pawl support 61, the pawl 62 can rotate, and when the positioning shaft 64 slides into the positioning section 611 of the long hole of the pawl support 61, the pawl 62 is rotationally locked; a right-angle rod connected with the jaw support 61 in the jaw 62 is connected with a fastening bolt 63 through a threaded hole, and the extending direction of the fastening bolt 63 is parallel to the right-angle rod of which the middle end part of the jaw 62 is provided with a clamping part; when each jaw 62 is turned over to the right-angle rod connected with the jaw support 61 and is parallel to the end surface of the support ring 1, the diameter of the inscribed circle of the clamping part of each jaw 62 is matched with the inner diameter of the annular groove at the rear end of the cylindrical piece to be clamped, and the rectangular rod of the positioning shaft 64 is aligned with the positioning section 611 of the long hole of the jaw support 61, as shown in fig. 6;
each gravity center adjusting rod 2 is uniformly provided with a screw connecting hole;
two ends of the lifting rope 5 are respectively connected in the screw connecting holes on the gravity center adjusting rod 2 through connecting pieces 3 in a screw rotating mode, and the lifting gravity center is adjusted by adjusting the axial connecting position of the connecting pieces 3 on the gravity center adjusting rod 2.
The middle part of lifting rope 5 is provided with vaulting pole 4, makes 5 both sides of lifting rope strut outward, prevents to take place to interfere with lifting rope 5 when upset hoist and mount piece.
The rear end face of the support ring 1 is fixedly provided with a handle 7, and an acting point is provided for workers during overturning operation.
Working process
Before hoisting, the gravity center of the hoisting cylindrical part is matched by adjusting the axial connecting positions of the connecting pieces 3 at the two ends of the lifting rope 5 on the gravity center adjusting rod 2; when the cylindrical part is taken out from the packing box along the vertical direction, firstly, a support ring of an assembly lifting appliance is attached to the rear end face of the cylindrical part, the claws 62 of each clamping mechanism 6 are turned forwards, the clamping parts of the claws 62 are inserted into the annular grooves at the rear end of the cylindrical part, and then the claws 62 are moved backwards along the axis of the cylindrical part by rotating the fastening bolts 63, so that the cylindrical part is clamped; meanwhile, the rectangular rod of the positioning shaft 64 is inserted into the positioning section 611 of the long hole of the jaw support 61, so that the jaw 62 is rotationally locked; the jaws 62 are prevented from flipping backwards and a stable grip is maintained. The tubular member is then lifted vertically from the container by the lifting mechanism and transported to the docking station, as shown in figure 3. When the device is assembled with the butt joint part, an operator turns the cylindrical part to be horizontal through the handle 7, and the cylindrical part and the butt joint part are horizontally assembled by matching with a hoisting mechanism as shown in fig. 4; because the axial connecting positions of the connecting pieces 3 at the two ends of the lifting rope 5 on the gravity center adjusting rod 2 are positioned near the gravity center of the cylindrical piece, the overturning force required by an operator when the operator overturns the cylindrical piece is minimum, and the operation can be finished by a single person.
Claims (3)
1. The utility model provides an assembly heavy-calibre cylinder's tight hoist of clamp which characterized by: the clamping mechanism comprises a support ring, more than three clamping mechanisms, two gravity center adjusting rods and lifting ropes, wherein the clamping mechanisms are uniformly distributed on the outer edge of the support ring along the circumference, the two gravity center adjusting rods are vertically and symmetrically distributed on two sides of the outer edge of the support ring, and the lifting ropes are connected with the gravity center adjusting rods;
each clamping mechanism comprises a jaw support fixed on the support ring and a jaw rotatably connected to the jaw support;
the clamping jaws are of right-angle rod-shaped structures, and a clamping part matched with an annular groove at the rear end of the cylindrical part to be clamped is arranged at the end part of one right-angle rod of each clamping jaw; the other right-angle rod of the jaw is connected in the long hole of the jaw support through a positioning shaft fixed with the other right-angle rod; the positioning shaft is a rectangular rod; the extending direction of the long hole of the claw support is perpendicular to the end face of the support ring, one side of the long hole of the claw support, which is far away from the support ring, is a positioning section with a smaller width, and one side of the long hole of the claw support, which is close to the support ring, is a rotating section with a larger width; the clamping jaw can rotate when the positioning shaft is positioned at the rotating section of the clamping jaw support long hole, and the clamping jaw rotates and is locked when the positioning shaft slides into the positioning section of the clamping jaw support long hole; the right-angle rod connected with the jaw support in the jaw is connected with a fastening bolt through a threaded hole, and the extending direction of the fastening bolt is parallel to the right-angle rod of which the end part is provided with a clamping part in the jaw; when each clamping jaw is turned over to the state that a right-angle rod connected with the clamping jaw support is parallel to the end face of the support ring, the diameter of an inscribed circle of the clamping part of each clamping jaw is matched with the inner diameter of an annular groove at the rear end of a cylindrical part to be clamped, and the rectangular rod of the positioning shaft is aligned with the positioning section of the long hole of the clamping jaw support;
each gravity center adjusting rod is uniformly provided with a screw connecting hole;
two ends of the lifting rope are respectively connected in the screw connecting holes on the gravity center adjusting rod through connecting piece screws in a rotating manner, and the lifting gravity center is adjusted by adjusting the axial connecting position of the connecting piece on the gravity center adjusting rod.
2. A clamping sling for mounting a large diameter tubular member according to claim 1, wherein: and a support rod is arranged in the middle of the lifting rope, so that two sides of the lifting rope are outwards spread.
3. A clamping sling for mounting a large diameter tubular member according to claim 1, wherein: and a handle is fixed on the rear end surface of the support ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022419960.5U CN213622915U (en) | 2020-10-27 | 2020-10-27 | Clamping lifting appliance for assembling large-diameter cylindrical part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022419960.5U CN213622915U (en) | 2020-10-27 | 2020-10-27 | Clamping lifting appliance for assembling large-diameter cylindrical part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213622915U true CN213622915U (en) | 2021-07-06 |
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ID=76625055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022419960.5U Active CN213622915U (en) | 2020-10-27 | 2020-10-27 | Clamping lifting appliance for assembling large-diameter cylindrical part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213622915U (en) |
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2020
- 2020-10-27 CN CN202022419960.5U patent/CN213622915U/en active Active
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