CN216477202U

CN216477202U - Novel spinner mechanism of iron roughneck equipment

Info

Publication number: CN216477202U
Application number: CN202123175805.4U
Authority: CN
Inventors: 李树峰; 叶志强; 江云方; 张宇聪
Original assignee: Hangzhou Zheda Jingyi Electromechanical Technology Corp ltd
Current assignee: Hangzhou Zheda Jingyi Electromechanical Technology Corp ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-10
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a novel spiral shell knot mechanism of iron roughneck equipment. Including revolving the roller subassembly, the tight arm of clamp in one side is all installed to a synchronizing gear two and two synchronizing gear one, two upper ends of synchronizing gear and motor coaxial coupling, two synchronizing gear one are located synchronizing gear two both sides respectively and are connected with two meshing of synchronizing gear, two lower extremes of synchronizing gear and axle synchronous connection, the axle can rotatably be overlapped at tight arm of clamp, a lower extreme of every synchronizing gear and running roller upper end synchronous connection, the running roller external fixation be equipped with half tile with encircleing. The utility model discloses work efficiency is high, and the requirement that internal synchronous motor synchronous precision is not enough has been solved to lazytongs. The half-tile mechanism adopting the novel spraying material not only solves the problem of difficult replacement of the rotary roller, but also solves the problem of serious abrasion of the steel pipe.

Description

Novel spinner mechanism of iron roughneck equipment

Technical Field

The utility model relates to a machinery is detained mechanism soon, has especially related to a novel mechanism of detaining soon of iron roughneck's equipment.

Background

At present, the mode of a screwing mechanism of an iron roughneck in the market is mostly a mode of screwing after four rollers clamp. Double clamping arms are adopted, and two clamping rollers are arranged on each clamping arm. And two synchronous motors are used as the synchronous mechanism. However, there are many disadvantages to this synchronization method: because the domestic synchronous motors have lower synchronous precision, the rotating speeds of the rollers and the steel pipes are different during rotation, and the steel pipes are abraded to different degrees; in addition, the rollers are also worn out and are difficult to remove.

SUMMERY OF THE UTILITY MODEL

In order to solve the current synchronous precision of detaining the mechanism soon and hang down, the running roller easily wears, dismantles defects such as difficulty, the utility model provides a synchronous connection's roller mechanism soon is used for iron roughneck's equipment specially, has solved the above-mentioned problem of detaining the mechanism soon.

The utility model adopts the technical proposal that:

the utility model comprises a rotary roller component, wherein the rotary roller component comprises a first synchronous gear, a second synchronous gear, a shaft, a rotary roller seat, a roller and a half tile; a second synchronizing gear and two first synchronizing gears are installed on the clamping arm on one side, the upper ends of the second synchronizing gears are coaxially connected with the motor, the two first synchronizing gears are located on the two sides of the second synchronizing gears respectively and are meshed with the second synchronizing gears, the lower ends of the second synchronizing gears are synchronously connected with the shaft, the shaft is rotatably sleeved on the clamping arm, the lower end of each first synchronizing gear is synchronously connected with the upper end of a roller wheel, and the roller wheels are externally fixedly and inclusively provided with half tiles.

The lower end of the roller is hinged and supported on a rotary roller seat through a bearing, and the rotary roller seat is fixedly connected with a clamping arm.

The novel synchronous gear comprises a plurality of half tiles, wherein each half tile is fixed on the outer wall of a first synchronous gear through a screw and is synchronously connected through a key.

The integral double-layer tile comprises three half tiles, wherein each half tile occupies a central angle of 120 degrees, and the three half tiles are in a three-section split structure with the central angle of 120 degrees to form the integral double-layer tile.

The outer circle of the half tile is sprayed with a wear-resistant coating.

The clamping arms on the two sides are respectively provided with the rotating roller assemblies, and the steel pipe is clamped between the rotating roller assemblies on the two sides and is in clamping connection with the synchronous gears.

The utility model discloses a synchronous gear connection can satisfy the all synchronous operation requirements of roller through mechanical synchronization method. The half tile structure with the wear-resistant coating can better solve the problems of abrasion and difficulty in disassembly of the roller.

The utility model has the advantages that:

the utility model discloses work efficiency is high, and the requirement that internal synchronous motor synchronous precision is not enough has been solved to lazytongs. The half-tile mechanism adopting the novel spraying material not only solves the problem of difficult replacement of the rotary roller, but also solves the problem of serious abrasion of the steel pipe.

Drawings

FIG. 1 is a view of the structure of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the assembly clamp in an operating state of the present invention;

fig. 4 is a perspective view of the present invention.

In the figure: 1-synchronous gear I, 2-synchronous gear II, 3-clamping arm, 4-shaft, 5-screw, 6-bearing, 7-roller seat, 8-roller, 9-key and 10-half tile.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The utility model discloses a mechanism work efficiency is high, and the steady quality is reliable, is used for oil drilling platform's iron roughneck specially to use.

As shown in fig. 1 and 2, the clamping arms 3 embodied at both sides are provided with roller assemblies, as shown in fig. 3, the steel pipe is clamped between the synchronous gears 1 of the roller assemblies at both sides, and the roller assemblies include a synchronous gear 1, a synchronous gear 2, a shaft 4, a roller seat 7, a roller 8 and a half-tile 10; a two 2 synchronous gears and two 1 synchronous gears all install the tight arm 3 in the clamp of one side, two 2 upper ends of synchronous gears and motor coaxial coupling, two 1 synchronous gears are located two 2 both sides of synchronous gear respectively and are connected with two 2 meshing of synchronous gear, two 2 lower extremes of synchronous gear and axle 4 synchronous connection, axle 4 rotatably the suit is at tight arm 3 middle parts of clamp, the synchronous connection of every 1 lower extreme of synchronous gear and the 8 upper end of running roller, 8 external fixation of running roller is equipped with half tile 10 with encircleing, half tile 10 excircle spraying has wear-resistant coating, 8 lower extremes of running roller pass through the articulated support of bearing 6 on revolving roller seat 7, revolve roller seat 7 and tight arm 3 fixed connection of clamp.

The synchronous gear comprises a plurality of half tiles 10, wherein each half tile 10 is fixed on the outer wall of a first synchronous gear 1 through a screw 5 and is synchronously connected through a key 9.

The preferred implementation includes three half-tiles 10, each half-tile 10 occupies a central angle of 120 degrees, and the three half-tiles 10 form an integral tile clip in a three-segment split structure with a central angle of 120 degrees.

As shown in fig. 4, the main body of the utility model is a clamping arm, a rotary roller seat, etc., and adopts a synchronous gear as a synchronous executing element of a rotary fastening mechanism, and the working principle is as follows:

the output shaft of the hydraulic motor is provided with a second synchronous gear, the second synchronous gear drives the first synchronous gear meshed with the second synchronous gear, and the second synchronous gear is synchronously connected with the roller through a shaft, so that the second synchronous gear drives the roller to synchronously rotate after rotating, and the steel pipe is clamped under the assistance of the clamping arm to achieve the purpose of screwing.

A half tile mechanism is installed to a synchronizing gear excircle, because of revolve the roller seat size less, so this half tile structure can reach the purpose of changing under the prerequisite of not tearing open the running roller. The half tile excircle is sprayed and is had wear-resisting coating, can better solve the problem of the wearing and tearing of running roller. The iron roughneck sold in the current market has large abrasion to the steel pipe, and the roller is difficult to replace. The utility model discloses this just can conveniently change half tile, has and can solve the wearing and tearing problem.

The left and right rotary roller assemblies are arranged at one ends of the clamping arms, the clamping arms are arranged on the suspended bracket through hinge holes in the middle of the clamping arms, and the other ends of the two clamping arms are connected together through an oil cylinder, so that the device has the characteristics of high efficiency, reliability and the like.

In specific implementation, the rotary roller can be replaced by connection, the replacement work efficiency is further improved, and the manufacturing cost is reduced.

Claims

1. The utility model provides a novel spinner of iron roughneck equipment constructs which characterized in that:

the device comprises a roller rotating assembly, wherein the roller rotating assembly comprises a first synchronous gear (1), a second synchronous gear (2), a shaft (4), a roller rotating seat (7), a roller (8) and a half tile (10); a tight arm (3) of clamp on one side is all installed to synchronous gear two (2) and two synchronous gear (1), synchronous gear two (2) upper end and motor coaxial coupling, two synchronous gear (1) are located the both sides of synchronous gear two (2) respectively and are connected with two (2) meshing of synchronous gear, two (2) lower extremes of synchronous gear and axle (4) synchronous connection, axle (4) rotatably suit is in pressing from both sides tight arm (3), every synchronous gear (1) lower extreme and running roller (8) upper end synchronous connection, running roller (8) external fixation enclosure be equipped with half tile (10).

2. The novel spinner mechanism of iron roughneck equipment according to claim 1, characterized in that:

the lower end of the roller (8) is hinged and supported on a rotary roller seat (7) through a bearing (6), and the rotary roller seat (7) is fixedly connected with the clamping arm (3).

3. The novel spinner mechanism of iron roughneck equipment according to claim 1, characterized in that:

the novel synchronous gear comprises a plurality of half tiles (10), wherein each half tile (10) is fixed on the outer wall of a first synchronous gear (1) through a screw (5) and is synchronously connected through a key (9).

4. The novel spinner mechanism of iron roughneck equipment according to claim 1, characterized in that:

the split type double-layer tile comprises three half tiles (10), wherein each half tile (10) occupies a central angle of 120 degrees, and the three half tiles (10) form an integral tile clamp in a three-section split structure with the central angle of 120 degrees.

5. The novel spinner mechanism of iron roughneck equipment according to claim 1, characterized in that:

the outer circle of the half tile (10) is sprayed with a wear-resistant coating.

6. The novel spinner mechanism of iron roughneck equipment according to claim 1, characterized in that:

the clamping arms (3) on the two sides are respectively provided with the rotating roller assemblies, and the steel pipe is clamped between the rotating roller assemblies on the two sides and is in clamping connection with the synchronous gears I (1).