CN212639686U

CN212639686U - Large-scale central siphon class part lifts by crane clamping device

Info

Publication number: CN212639686U
Application number: CN202021442782.1U
Authority: CN
Inventors: 于香华; 尹卓君; 刘晓峰
Original assignee: Qiqihar Inger Machinery Co Ltd
Current assignee: Qiqihar Inger Machinery Co Ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-03-02
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a large-scale central siphon class part lifts by crane clamping device belongs to hoist and mount apparatus technical field. The clamping device comprises a vertical rod, a lifting ring, a fixed sleeve, a movable sleeve, a spring, two clamping jaw rods, clamping jaw heads, clamping devices and a lifting rod, wherein the lifting ring is arranged at the top end of the vertical rod, the fixed sleeve is arranged at the bottom end of the vertical rod, the movable sleeve is sleeved in the middle of the movable sleeve, the spring is arranged between the movable sleeve and the fixed sleeve, the top ends of the two clamping jaw rods are hinged with hinged seats on two sides of the movable sleeve, the top ends of the two pull rods are hinged with the hinged seats on two sides of the fixed sleeve, the other ends of the two pull rods are hinged with the middle parts of the clamping jaw rods on the same side of the fixed sleeve, the clamping jaw heads are arranged at the bottom ends of the clamping jaw rods, the clamping devices are clamped below a convex brim at the top of a shaft tube workpiece on one side, the lifting devices cannot ascend along with the vertical rod, the pull rods can pull the clamping jaw rods to start to.

Description

Large-scale central siphon class part lifts by crane clamping device

Technical Field

The utility model relates to a large-scale central siphon class part lifts by crane clamping device belongs to hoist and mount apparatus technical field.

Background

In the heat treatment process of large-sized shaft pipe parts, the whole process needs to be in a vertical posture in order to avoid deformation. Because the volume is great, length overlength, the handling in-process all need adopt the overhead traveling crane to transport, and current overhead traveling crane carries out the transport of large-scale shaft pipe class part through wire rope banding back, inclines easily in the handling, and very takes trouble when fixed, and stability is also relatively poor, also takes place the dropout accident easily in the handling, causes the damage or the casualties of part.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies existing in the prior art, the utility model provides a large-scale central siphon class part lifts by crane clamping device mainly has the big or small central siphon interior part of protruding eaves to the top and uses, lifts by crane more in a flexible way, and it is more convenient to hoist, according to the work piece dead weight after mentioning, can hold the work piece tightly, and the work piece is heavier, and the device is fixed tighter, improves stability, can reduce the cost of manufacture with the central siphon class part of the protruding eaves of area that is applicable to multiple size, improves work efficiency.

The utility model provides a technical scheme that its technical problem adopted is: a hoisting and clamping device for large shaft tube parts comprises a vertical rod, a hoisting ring, a movable sleeve, clamping jaw rods, a fixed sleeve, a spring, a pull rod, clamping jaw heads and a holding device, wherein the hoisting ring is fixedly connected to the top end of the vertical rod, the fixed sleeve is fixedly connected to the bottom end of the vertical rod, the movable sleeve is sleeved in the middle of the vertical rod, the spring is arranged between the movable sleeve and the fixed sleeve on the vertical rod, the tops of the two clamping jaw rods are hinged to hinged seats on two sides of the movable sleeve through hinged shafts, the tops of the two pull rods are hinged to hinged seats on two sides of the fixed sleeve through hinged shafts, the other ends of the two pull rods are respectively hinged to the middle parts of the clamping jaw rods on the same side of the two pull rods, the two clamping jaw rods are in an open state under the support of the spring, the clamping jaw heads are arranged at the bottoms of the clamping jaw heads, the holding device on one side of the clamping jaw heads is clamped below a convex brim on the top of a, because the clamping device at the bottom end of the clamping jaw rod on one side is clamped on the convex brim at the top of the shaft tube type workpiece and cannot rise, the clamping jaw rod can be pulled by the pull rod to start to clamp the shaft tube type workpiece, the larger the self weight of the workpiece is, the larger the pull force of the pull rod is, the tighter the clamping jaw head clamp is, and the clamping device clamps the shaft tube type workpiece therewith when clamping the shaft tube type workpiece.

The clamping device comprises L-shaped rods, shaft levers and limiting columns, a pair of L-shaped rods is arranged at the bottom ends of the clamping jaw heads, the bending positions of the L-shaped rods are fixed on the clamping jaw heads through the shaft levers in an articulated mode, the two L-shaped rods are V-shaped, the openings of the two L-shaped rods face towards a workpiece, the inner side rods of the two L-shaped rods on the same side are short, the outer side rods are long, the limiting columns fixedly connected with the shaft levers are arranged on the two sides of the shaft levers at the bottom of the clamping jaw heads, when the clamping jaw heads clamp the workpiece, the inner side short rods of the two L-shaped rods firstly contact with a tool, the clamping jaw heads continue to clamp the workpiece, the L-shaped rods swing by taking the shaft levers as axes, the long rods tightly clamp the workpiece, the clamping jaw heads clamp the workpiece more tightly due to the heavier workpiece, the clamping.

The utility model has the advantages that: the main big central siphon interior part that has protruding eaves to the top uses, lifts by crane more in a flexible way, and it is more convenient to hoist, can guarantee that the work piece is perpendicular all the time in handling, reduces processes such as staff alignment and alignment, according to the work piece dead weight after mentioning, the work piece is heavier, clamping jaw head presss from both sides tighter, and the device is also embraced tighter that tightly simultaneously, improves stability, can reduce the cost of manufacture with the central siphon class part of the protruding eaves in area that is applicable to multiple size, improves work efficiency.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a schematic view of a partial structure of the present invention.

Fig. 5 is a front view of the present invention in use.

Fig. 6 is a schematic structural view of the workpiece being lifted according to the present invention.

Fig. 7 is a bottom view of the workpiece being lifted according to the present invention.

Reference numbers in the figures:

1. the clamping device comprises a vertical rod, 2, a lifting ring, 3, a movable sleeve, 4, a clamping jaw rod, 5, a fixed sleeve, 6, a spring, 7, a pull rod, 8, a clamping jaw head, 9, a holding device, 10, a shaft tube workpiece, 91, an L-shaped rod, 92, a shaft rod, 93 and a limiting column.

Detailed Description

As shown in fig. 1-7, a large shaft tube part hoisting and clamping device comprises a vertical rod 1, a hoisting ring 2, a movable sleeve 3, clamping jaw rods 4, a fixed sleeve 5, a spring 6, pull rods 7, clamping jaw heads 8 and a clasping device 9, wherein the top end of the vertical rod 1 is fixedly connected with the hoisting ring 2, the bottom end of the vertical rod 1 is fixedly connected with the fixed sleeve 5, the middle part of the vertical rod 1 is sleeved with the movable sleeve 3, the spring 6 is arranged between the movable sleeve 3 and the fixed sleeve 5 on the vertical rod 1, the top ends of the two clamping jaw rods 4 are hinged with hinged seats at two sides of the movable sleeve 3 through hinged shafts, the top ends of the two pull rods 7 are hinged with hinged seats at two sides of the fixed sleeve 5 through hinged shafts, the other ends of the two pull rods 7 are respectively hinged with the middle parts of the clamping jaw rods 4 at the same side, the two clamping jaw rods 4 are in an open state under the support of the spring 6, the bottom ends of the clamping jaw rods 4 are respectively provided with the clamping jaw heads 8, the clasping, hoisting rings 2 are hoisted through a crown block, a vertical rod 1 rises along with the hoisting rings 2, the top end of a pull rod 7 rises along with the vertical rod 1, and because clamping devices 9 at the bottom end of a clamping jaw rod 4 on one side cannot rise on a convex eave at the top of an axle tube workpiece 10, the pull rod 7 can pull the clamping jaw rod 4 to start to clamp, the dead weight of the workpiece is larger, the pulling force of the pull rod 7 is larger, the clamping jaw head 8 clamps more tightly, and the clamping devices 9 clamp the axle tube workpiece 10 tightly when the axle tube workpiece 10 is clamped tightly.

The clasping device consists of L-shaped rods 91, a shaft lever 92 and a limiting column 93, the bottom end of the clamping jaw head 8 is provided with a pair of L-shaped rods 91, the bending part of the L-shaped rods 91 is hinged and fixed on the clamping jaw head 8 through the shaft lever 92, the two L-shaped rods 91 are opened towards a workpiece in a V shape, the inner side rods of the two L-shaped rods 91 on the same side are short, the outer side rods of the two L-shaped rods 91 on the same side are long, the two sides of the shaft lever 92 at the bottom of the clamping jaw head 8 are both provided with a limit post 93 which is fixedly connected with the clamping jaw head 8, when the clamping jaw head 8 clamps a workpiece, the short rods at the inner sides of the two L-shaped rods 91 contact with the tool first, the clamping jaw head 8 is clamped continuously, the L-shaped rods 91 swing by taking the shaft rod 92 as an axis, so that the long rods tightly hold the workpiece, because the heavier the workpiece is, the tighter the clamping of the clamping jaw head 8 is, and the tighter the clamping of the clamping jaw head 8 is, the tighter the L-shaped rod 91 is embraced with, the stability of the workpiece in the transportation process is greatly improved, and the limiting column 93 prevents the L-shaped rod 91 from excessively swinging.

Claims

1. The utility model provides a large-scale central siphon class part lifts by crane clamping device which characterized in that: comprises an upright rod (1), a lifting ring (2), a movable sleeve (3), clamping claw rods (4), a fixed sleeve (5), a spring (6), a pull rod (7), clamping claw heads (8) and a holding device (9), wherein the top end of the upright rod (1) is fixedly connected with the lifting ring (2), the bottom end of the upright rod (1) is fixedly connected with the fixed sleeve (5), the middle part of the upright rod (1) is sleeved with the movable sleeve (3), the spring (6) is arranged between the movable sleeve (3) and the fixed sleeve (5) on the upright rod (1), the top ends of the two clamping claw rods (4) are hinged with hinged seats at two sides of the movable sleeve (3) through hinged shafts, the top ends of the two pull rods (7) are hinged with the hinged seats at two sides of the fixed sleeve (5) through hinged shafts, the other ends of the two pull rods (7) are respectively hinged with the middle parts of the clamping claw rods (4) at the same side, the two clamping claw rods (4) are in an open state under the support of the, the bottom end of the clamping jaw head (8) is provided with a holding device (9).

2. The large-scale shaft tube part hoisting and clamping device as claimed in claim 1, wherein: the clasping device comprises an L-shaped rod (91), a shaft lever (92) and a limiting column (93), wherein the bottom end of a clamping jaw head (8) is provided with the pair of L-shaped rods (91), the bending part of the L-shaped rod (91) is fixed on the clamping jaw head (8) through the shaft lever (92) in a hinged mode, the two L-shaped rods (91) are V-shaped, the openings face towards a workpiece, the inner side rods of the two L-shaped rods (91) on the same side are short, the outer side rods are long, and the limiting columns (93) which are fixedly connected with the shaft lever (92) are arranged on two sides of the bottom of the clamping jaw head (8).