CN213387405U

CN213387405U - Internal combustion engine cylinder body psammitolite lifting device

Info

Publication number: CN213387405U
Application number: CN202022382177.6U
Authority: CN
Inventors: 李志博; 李丹; 徐小光; 周桂梅; 李勇; 刘峰
Original assignee: Qiqihar Heavy Casting Co ltd
Current assignee: Qiqihar Heavy Casting Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-06-08
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses an internal-combustion engine cylinder body psammitolite lifting device belongs to casting apparatus technical field. A rotating shaft is inserted in the center of a hoisting beam, a nut is screwed on the rotating shaft at the bottom of the beam, a hoisting cantilever hinged with the rotating shaft is arranged on the rotating shaft, a hoisting ring is arranged at the top of the rotating shaft, a long rod type leveling hoisting hook is screwed in the end part of the hoisting cantilever through threads, long grooves are respectively arranged on the side walls of the front ends of the two sides of the rotating shaft of the hoisting beam, a plurality of clamping grooves with equal intervals are respectively arranged on the bottom walls of the long grooves, clamping rings are respectively sleeved on the long grooves of the two sides of the hoisting beam, the top of each, a cross rod of the lifting hook is positioned in a clamping groove, a short rod type side lifting hook is screwed in the bottom threads of a clamping ring, iron wire rings are embedded in a reversed sand core facing the end part of a cylinder body model of the internal combustion engine cylinder body sand core, the cylinder body models on two sides are hung on the side lifting hook through a lifting belt, the iron wire rings embedded in the cylinder body sand core of the internal combustion engine are hung on a leveling lifting hook through the lifting belt, and a crown block or a hook machine is used for hooking the lifting rings to lift the whole device.

Description

Internal combustion engine cylinder body psammitolite lifting device

Technical Field

The utility model relates to an internal-combustion engine cylinder body psammitolite lifting device belongs to casting apparatus technical field.

Background

When the internal combustion engine cylinder body is produced by casting, a cylinder body sand core needs to be manufactured, and because the cylinder body sand core is relatively large and heavy, a crown block lifting hook needs to be used when the core is placed. However, the sand core of the cylinder body belongs to a special-shaped piece, the gravity center is difficult to find, most of the conditions are that the sand core is wound on a cylinder body model of the sand core through a hoisting belt to hoist, and the sand core is extremely difficult to hoist by a traditional hoisting method, needs to be moved or pressed by a person, is very laborious, and increases potential safety hazards. And when in lifting, the lifting belt and the sand core form an angle, so that the sand core is often damaged by the lifting belt or even directly scrapped. Therefore, a tool is highly required to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies existing in the prior art, the utility model provides an internal-combustion engine cylinder body psammitolite lifting device lifts by crane through three point fixation, according to the psammitolite of lifting by crane different jar numbers, can carry out the regulation of multiple interval, can steady removal internal-combustion engine cylinder body psammitolite, need not the manual work and assists in, protection staff's safety reduces the fault rate, improves production efficiency.

The utility model provides a technical scheme that its technical problem adopted is: a hoisting device for a sand core of an internal combustion engine cylinder body comprises a hoisting beam, hoisting rings, hoisting cantilevers, leveling hoisting hooks, snap rings and side hoisting hooks, wherein the hoisting beam is a long rectangular cross beam, a round hole is formed in the center of the top of the hoisting beam, a rotating shaft is inserted into the round hole, a nut is screwed on the rotating shaft extending out of the bottom end of the hoisting beam, the rotating shaft extending out of the top of the hoisting beam is provided with the hoisting cantilevers hinged with the hoisting cantilevers, the top of the rotating shaft above the hoisting cantilevers is fixedly connected with the hoisting rings, the end parts of the hoisting cantilevers are screwed in long rod-shaped leveling hoisting hooks, long grooves are formed in the side walls of the front ends of the two sides of the rotating shaft of the hoisting beam, a plurality of clamping grooves with equal intervals are formed in the bottom walls of the long grooves on the two sides of the hoisting beam, the tops of the snap rings are provided with cross rods, the cross rods are positioned in the clamping grooves, adjusting the distance between the clamping rings to enable the side hoisting hooks below the clamping rings to be located right above the cylinder body models at two ends of the internal combustion engine cylinder body sand core, rotating the hoisting cantilever to enable the leveling hoisting hooks to be located on the opposite side of the cylinder body model end portion of the internal combustion engine cylinder body sand core, embedding iron wire rings into the opposite side sand core of the cylinder body model end portion of the internal combustion engine cylinder body sand core, hanging the cylinder body models on two sides on the side hoisting hooks through hoisting belts, hanging the iron wire rings embedded into the internal combustion engine cylinder body sand core on the leveling hoisting hooks through hoisting belts, and using a crown block or a hook machine to hook the hoisting rings to hoist the whole device.

The utility model has the advantages that: the problem of carrying the internal-combustion engine cylinder body sand core in the casting process is solved, the adjustment of various intervals can be carried out according to the lifting of the sand cores with different cylinder numbers by three-point fixed lifting, the adjustment method is simple and convenient, the internal-combustion engine cylinder body sand core can be stably moved without manual supporting, the safety of workers is protected, the acting force of each fixed point of the internal-combustion engine cylinder body sand core is shared, lifting straps are prevented from hurting the sand core, the failure rate is reduced, and the production efficiency is improved.

Drawings

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

Fig. 1 is the utility model discloses structure schematic diagram when hoisting internal-combustion engine cylinder body psammitolite.

Fig. 2 is the utility model discloses structure schematic diagram when hoisting internal-combustion engine cylinder body psammitolite.

Fig. 3 is the utility model discloses structure schematic diagram when hoisting internal-combustion engine cylinder body psammitolite.

Fig. 4 is a schematic structural diagram of the existing internal combustion engine cylinder body sand core during hoisting.

Reference numbers in the figures:

1. the hoisting device comprises a hoisting beam, 2 hoisting rings, 3 hoisting cantilevers, 4 leveling hoisting hooks, 5 long-strip grooves, 6 clamping grooves, 7 clamping rings, 8 side hoisting hooks, 9 internal combustion engine cylinder body sand cores, 10 cylinder body models, 11 iron wire rings.

Detailed Description

As shown in fig. 1-4, a sand core hoisting device for an internal combustion engine cylinder body comprises a hoisting beam 1, a hoisting ring 2, a hoisting cantilever 3, a leveling hoisting hook 4, a snap ring 7 and a side hoisting hook 8, wherein the hoisting beam 1 is a rectangular cross beam, a round hole is arranged at the center of the top of the hoisting beam, a rotating shaft is inserted in the round hole, a nut is screwed on the rotating shaft extending from the bottom end of the hoisting beam 1, the hoisting cantilever 3 hinged with the hoisting beam is arranged on the rotating shaft extending from the top of the hoisting beam 1, the hoisting ring 2 is fixedly connected with the top of the rotating shaft above the hoisting cantilever 3, the end part of the hoisting cantilever 3 is screwed in a long rod type leveling hoisting hook 4, long grooves 5 are arranged on the side walls of the front ends of the two sides of the rotating shaft of the hoisting beam 1, a plurality of clamping grooves 6 with equal intervals are arranged on the bottom wall of the long grooves 5, the snap ring 7 is sleeved on the long grooves 5 on the, the bottom of the snap ring 7 is screwed into a short rod type side hoisting hook 8 through threads, the distance between the snap ring 7 is adjusted according to the number and the distance between the cylinder body models 10 of the internal combustion engine cylinder body sand core 9, the side hoisting hook 8 below the snap ring is positioned right above the cylinder body models 10 at two ends of the internal combustion engine cylinder body sand core 9, the hoisting cantilever 3 is rotated to enable the leveling hoisting hook 4 to be positioned on the opposite side of the end part of the cylinder body model 10 of the internal combustion engine cylinder body sand core 9, an iron wire ring 11 is embedded into the opposite side sand core of the end part of the cylinder body model 10 of the internal combustion engine cylinder body sand core 9, the cylinder body models 10 at two sides are hung on the side hoisting hook 8 through a hoisting belt, the iron wire ring 11 embedded into the internal combustion engine cylinder body sand core 9 is hung on the leveling hoisting hook 4 through a hoisting belt.

Claims

1. The utility model provides an internal-combustion engine cylinder body psammitolite lifting device which characterized in that: comprises a hoisting beam (1), a hoisting ring (2), a hoisting cantilever (3), a leveling hoisting hook (4), a snap ring (7) and a side hoisting hook (8), wherein the hoisting beam (1) is a strip rectangular beam, a round hole is arranged at the center of the top of the hoisting beam, a rotating shaft is inserted in the round hole, a nut is screwed on the rotating shaft extending out of the bottom end of the hoisting beam (1), the hoisting cantilever (3) hinged with the rotating shaft extending out of the top of the hoisting beam (1) is arranged on the rotating shaft extending out of the top of the hoisting beam, the hoisting ring (2) is fixedly connected with the top of the rotating shaft above the hoisting cantilever (3), the end part of the hoisting cantilever (3) is screwed in the long-rod-shaped leveling hoisting hook (4), long grooves (5) are arranged on the side walls of the front ends of the two sides of the rotating shaft of the hoisting beam (1), a plurality of equidistant snap rings (6) are arranged on the bottom wall of the, the top of the snap ring (7) is provided with a cross rod which is positioned in the clamping groove (6), and the bottom of the snap ring (7) is screwed into a short rod type side hoisting hook (8).