CN218320293U

CN218320293U - Posture adjustment hoisting equipment of through-type shell based on inner circle

Info

Publication number: CN218320293U
Application number: CN202222820380.6U
Authority: CN
Inventors: 王琛; 曹茂林; 李银军; 穆春成
Original assignee: Xuzhou Amakai Hydraulic Technology Co ltd
Current assignee: Xuzhou Amakai Hydraulic Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-17
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses an attitude adjustment hoist and mount equipment of through casing based on interior circle. An internal thread sleeve, a stop nut and a balance weight hanging sleeve are sequentially arranged on the driving screw shaft in a threaded connection manner; an axial counter-pressure plate 1 is installed at one end, far away from the driving screw rod, of the internal thread sleeve, and the axial counter-pressure plate 1 is matched with one end, close to the internal thread sleeve, of the driving screw rod; two reverse-tong type clamping jaws are rotatably installed on the internal thread sleeve, the upper ends of the two reverse-tong type clamping jaws are hinged with connecting rods, and the upper ends of the two connecting rods are hinged with connecting pieces. The hoisting equipment of the utility model can adjust the posture in the hoisting process, and the axis of the through-type shell is in a horizontal state by adjusting the distance of the balancing weight and the number of the balancing weight, so that the operation physical strength and time are saved, and the working efficiency is high; the clamping position of the hoisting equipment is the inner side of the shell, so that interference between the hoisting equipment and tooling equipment utilizing the outer circle of the shell in the transferring process is avoided, and the applicability is wide.

Description

Posture adjustment hoisting equipment of through-type shell based on inner circle

Technical Field

The utility model relates to a hoist and mount frock specifically is an attitude adjustment hoisting equipment of through casing based on interior circle.

Background

Hoisting refers to the general name of the installation and positioning of a crane or a hoisting mechanism on equipment, and in the process of maintenance or repair, equipment, workpieces, appliances, materials and the like are hoisted by using various hoisting tools so as to change the positions of the equipment. The attitude modulation refers to the correction and change of the position or state of an object to achieve a desired state.

The shell needs to utilize the hoist and mount frock to shift the position many times in the course of working, the adjustment gesture, and typical part is through shell structure like axial hydraulic motor shell, and there is the aperture bottom, need hoist and mount after the rough turning and transport, adjust the gesture and clamping once more.

For example, a gearbox housing hoisting structure (CN 210825090U) disclosed in the chinese patent includes a hoisting bracket, two distance adjusting mechanisms, and two hook structures capable of hoisting the gearbox housing; the hoisting support comprises a main support plate, a fixed plate and two auxiliary support plates, the two auxiliary support plates are symmetrically arranged on the left end surface and the right end surface of the main support plate, and the fixed plate is arranged on the lower end surface of the main support plate; the middle part of the upper end surface of the main supporting plate is provided with a hanging ring structure; the distance adjusting mechanism comprises a distance adjusting plate and a distance adjusting lead screw, the middle of the distance adjusting plate is hollow, one end of the distance adjusting plate is rotatably connected with the fixed plate, the other end of the distance adjusting plate is in threaded connection with the distance adjusting lead screw, the other end of the distance adjusting lead screw is connected with a lifting hook structure through a fixing ring, and a steel wire rope part of the lifting hook structure penetrates through an auxiliary support plate adjacent to the distance adjusting mechanism.

The problems of the prior art are as follows:

1. the hoisting structure of the gearbox shell is positioned outside the outer circle of the shell, and the hoisting tool interferes with a subsequent clamping machine and a subsequent tool, so that the subsequent clamping difficulty is improved, and the operation is inconvenient;

2. in the hoisting process, the hoisting structure of the gearbox shell can not adjust the horizontal posture of the shell, and the posture can be adjusted only by hands, so that the axis level of the shell is difficult to adjust, and the processing efficiency and the quality are influenced.

Disclosure of Invention

In order to solve the technical problem, the utility model provides an attitude adjustment hoist and mount equipment of through casing based on interior circle.

The utility model discloses a following technical scheme realizes: an inner circle-based posture adjustment hoisting device of a through type shell is characterized in that an internal thread sleeve, a stop nut and a balance weight hanging sleeve are sequentially arranged on a driving screw shaft in an axial direction through threaded connection; an axial counter-pressure plate is mounted at one end, far away from the driving screw rod, of the internal thread sleeve, and the axial counter-pressure plate is matched with one end, close to the internal thread sleeve, of the driving screw rod; two reverse-clamp type clamping jaws are rotatably mounted on the internal thread sleeve, the upper ends of the reverse-clamp type clamping jaws are hinged with connecting rods, and the upper ends of the connecting rods are hinged with connecting pieces.

It further comprises the following steps: and a handle for adjusting the screw rod is fixed on the driving screw rod.

The lead screw adjusting handle is positioned between the stop nut and the counterweight hanging sleeve.

And the counterweight hanging sleeve is hung with a counterweight block.

The axial back pressure plate comprises a circular plate fixed at the end part of the internal thread sleeve; three uniformly distributed compression bars are hinged to the circular plate; one end of the driving screw rod, which is close to the internal thread sleeve, is matched with the inner end of the pressure rod.

The reverse clamp type clamping jaw comprises an L-shaped supporting rod which is rotatably arranged on the internal thread sleeve; the upper end of the L-shaped supporting rod is hinged with the connecting rod, and the lower end of the L-shaped supporting rod is hinged with a V-shaped clamping block.

The connecting piece is a hook.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the hoisting equipment can adjust the posture in the hoisting process, and the axial line of the through type shell is in a horizontal state by adjusting the distance of the balancing weight and adjusting the posture of the through type shell by number, so that the physical strength and time of operation are saved, and the working efficiency is high;

2. the axial counter-pressure plate and the counter-clamp type clamping jaw form an axial and radial supporting structure supporting inner wall, are clamped by self-weight and are provided with a self-locking mechanism, so that the safety is high;

3. clamping positions of the hoisting equipment are all the inner sides of the shell, so that interference with equipment utilizing the outer circle of the shell and a tool in the transferring process is avoided;

4. the hoisting equipment adopts a reverse-clamp design, can be suitable for inner circles with various sizes, and has good universality; the reverse clamp type clamping jaw and the axial reverse pressing plate are replaced, so that the hoisting equipment is wider in applicability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a state diagram of the present invention;

fig. 3 is an enlarged view at the axial counter plate in fig. 1.

In the figure: 1. an axial counter-pressure plate; 1-1, circular plate; 1-2, a compression bar; 2. an internally threaded sleeve; 3. driving a lead screw; 4. a reverse clamp type jaw; 4-1, an "L" shaped strut; 4-2 and V-shaped clamping blocks; 5. a connecting rod; 6. a stop nut; 7. a lead screw adjusting handle; 8. and a counterweight hanging sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, in the posture adjustment hoisting equipment based on the through-type shell with the inner circle, an internal thread sleeve 2, a stop nut 6 and a counterweight hanging sleeve 8 are sequentially installed on a driving screw rod 3 from left to right in the axial direction through threaded connection. The internal thread sleeve 2 and the stop nut 6 form a double-nut self-locking structure, so that the safety and the reliability of hoisting equipment are guaranteed.

Two reverse clamp type clamping jaws 4 are rotatably arranged on the internal thread sleeve 2. The reverse clamp type clamping jaw 4 comprises an L-shaped supporting rod 4-1 which is rotatably arranged on the internal thread sleeve 2, the upper end of the L-shaped supporting rod 4-1 is hinged with a connecting rod 5, and the lower end of the L-shaped supporting rod 4-1 is hinged with a V-shaped clamping block 4-2. The upper ends of the two connecting rods 5 are hinged with connecting pieces which are hooks. The reverse clamp type clamping jaw 4 and the connecting rod 5 form a four-bar mechanism, the reverse clamp type clamping jaw 4 is clamped in the radial direction of the through type shell, and the first-stage radial clamping is adjusted by means of self weight.

A screw rod adjusting handle 7 is fixed on the driving screw rod 3, and the screw rod adjusting handle 7 is positioned between the stop nut 6 and the counterweight hanging sleeve 8. The counterweight hanging sleeve 8 is hung with a counterweight block. The first-stage radial clamping position serves as a fulcrum, the counterweight side force distance is increased, the space is utilized, the weight of the required counterweight is reduced, and continuous operation is facilitated.

Referring to fig. 1 to 3, an axial counter pressure plate 1 is mounted at the left end of the internal thread bushing 2, and the axial counter pressure plate 1 is matched with the left end of a driving screw 3. The axial counter pressure plate 1 comprises a circular plate 1-1 fixed at the end part of the internal thread sleeve 2; three uniformly distributed compression bars 1-2 are hinged on the circular plate 1-1; the left end of the driving screw rod 3 is matched with the inner end of the pressure rod 1-2. When the axial pressure-reversing plate is used, the axial pressure-reversing plate 1 is inserted into a small hole in the bottom of the axial hydraulic motor shell, the screw rod 3 is driven to rotate, and the left end of the screw rod 3 is driven to push the outer end of the pressure rod 1-2 to expand outwards so as to press the small hole in the bottom of the axial hydraulic motor shell.

The working principle is as follows:

the first-stage radial clamping of the hoisting equipment adopts an expansion clamping mode of a reverse-clamp type clamping jaw 4 structure, the expansion clamping mode is transmitted through a four-bar mechanism, and the self weight of a workpiece and the processed inner circle of the shell are utilized to carry out first-stage supporting positioning and clamping on the shell;

the driving screw 3 is used for driving the axial counter pressing plate 1 for secondary clamping, secondary supporting and positioning and clamping are carried out on the other end of the shell in the axial direction, the driving screw 3 is locked by a double-nut structure after the driving screw 3 is clamped, and the shell is prevented from falling off;

the tail end of the driving screw rod 3 is provided with a balancing weight capable of adjusting stroke and quality, the stroke of the balancing weight is adjusted by using the first-stage support as a fulcrum, so that the purpose of adjusting the posture of the through type shell is achieved, and the shell is ensured to be in an axis horizontal posture for hoisting, transporting, installing and the like to complete a series of actions.

The hoisting equipment is firm in structure and simple in operation, improves the working efficiency and the working safety under the condition of not damaging a machined workpiece, avoids the interference of the lifting appliance on the outer side of the shell with equipment, and is wide in application range. The posture adjustment hoisting equipment based on the inner circle through type shell has certain reference significance for hoisting and posture adjustment of various products, particularly non-through type eccentric shell products.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An attitude adjusting and hoisting device of a through type shell based on an inner circle,

the method is characterized in that:

the driving screw rod (3) is axially and sequentially provided with an internal thread sleeve (2), a stop nut (6) and a balance weight hanging sleeve (8) through threaded connection;

an axial counter-pressure plate (1) is installed at one end, far away from the driving lead screw (3), of the internal thread sleeve (2), and the axial counter-pressure plate (1) is matched with one end, close to the internal thread sleeve (2), of the driving lead screw (3);

two reverse-clamp type clamping jaws (4) are rotatably installed on the internal thread sleeve (2), the upper ends of the reverse-clamp type clamping jaws (4) are hinged to connecting rods (5), and the upper ends of the connecting rods (5) are hinged to connecting pieces.

2. The internal circle-based through type shell posture adjusting hoisting equipment of claim 1, which is characterized in that: and a screw rod adjusting handle (7) is fixed on the driving screw rod (3).

3. The internal circle-based through type shell posture adjusting hoisting equipment is characterized in that: the screw rod adjusting handle (7) is positioned between the stop nut (6) and the counterweight hanging sleeve (8).

4. The internal circle-based through type shell posture adjusting hoisting equipment of claim 1, which is characterized in that: and a counterweight block is hung on the counterweight hanging sleeve (8).

5. The internal circle-based through type shell posture adjusting hoisting equipment of claim 1, which is characterized in that: the axial counter pressure plate (1) comprises a circular plate (1-1) fixed at the end part of the internal thread sleeve (2); three uniformly distributed compression bars (1-2) are hinged to the circular plate (1-1); one end of the driving screw rod (3) close to the internal thread sleeve (2) is matched with the inner end of the pressure lever (1-2).

6. The inner circle-based posture adjustment hoisting equipment for the through type shell according to claim 1, characterized in that: the reverse clamp type clamping jaw (4) comprises an L-shaped supporting rod (4-1) which is rotatably arranged on the internal thread sleeve (2); the upper end of the L-shaped supporting rod (4-1) is hinged with the connecting rod (5), and the lower end of the L-shaped supporting rod (4-1) is hinged with a V-shaped clamping block (4-2).

7. The internal circle-based through type shell posture adjusting hoisting equipment of claim 1, which is characterized in that: the connecting piece is a hook.