CN212286513U

CN212286513U - Elevator derrick welding frock

Info

Publication number: CN212286513U
Application number: CN202020812173.4U
Authority: CN
Inventors: 任文治
Original assignee: Luoyang Zhengying Intelligent Technology Co ltd
Current assignee: Luoyang Zhengying Intelligent Technology Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-01-05
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses an elevator derrick welding tool, which comprises a U-shaped supporting base with an upward opening and a fixed frame which is rotatably arranged on the supporting base, wherein at least two fixed frames are vertically arranged in the fixed frame, and a clearance is reserved between the fixed frames and the fixed frame; first guide posts are respectively arranged at the edges of two sides above the fixed frame, and second guide posts are respectively arranged at positions right below the first guide rods on the bottom plate of the fixed frame; clamping devices are respectively arranged on the side surface of the fixed frame corresponding to the first guide post and the second guide post; the clamping device comprises a hydraulic cylinder arranged on the fixed frame and a baffle arranged at the telescopic end of the hydraulic cylinder. The utility model discloses can drive and treat that the welding derrick rotates, carry out the open welding, welding efficiency is high, and the welding is effectual, and welding derrick regularity is good, and the difficult emergence dislocation of welding process.

Description

Elevator derrick welding frock

Technical Field

The utility model relates to an elevator derrick preparation technical field, concretely relates to elevator derrick welding frock.

Background

The elevator derrick is generally a rectangular frame and comprises four upright posts and a plurality of cross beams welded between the upright posts, because the elevator shaft is long in length, the whole derrick is divided into a plurality of sections to be manufactured and then spliced into the whole derrick, because other parts are installed on the upright posts 23 or the cross beams 24 of the derrick in a hole-opening mode, for each section of derrick, if the welding precision of the upright posts or the cross beams is not high, subsequent work is seriously influenced.

Welding is inconvenient among the current welding process, needs the workman to carry out the welding of co-altitude and different angles with the help of the ladder, and welding efficiency is low, and welding effect is poor. In addition, in the prior art, in the welding process of each section of derrick, dislocation is easy to occur among all welding parts, the quality of the derrick is affected, even the welding fault occurs, waste is caused, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at prior art's not enough, provide one kind rotatable, welding efficiency is high, and welding effect is good, and welding derrick regularity is good, makes the difficult elevator derrick welding frock that takes place the dislocation of welding process.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an elevator derrick welding tool comprises a U-shaped supporting base with an upward opening and a fixing frame rotatably arranged on the supporting base, wherein at least two fixing frames are vertically arranged in the fixing frame, and a piece passing gap is reserved between each fixing frame and the corresponding fixing frame; first guide posts are respectively arranged at the edges of two sides above the fixed frame, and second guide posts are respectively arranged at positions right below the first guide rods on the bottom plate of the fixed frame; clamping devices are respectively arranged on the side surface of the fixed frame corresponding to the first guide post and the second guide post; the clamping device comprises a hydraulic cylinder arranged on the fixed frame and a baffle arranged at the telescopic end of the hydraulic cylinder, and the baffle is arranged opposite to the first guide column or the second guide column.

According to the technical scheme, the elevator derrick is a rectangular frame formed by splicing I-steel, the I-steel forming the elevator derrick is spliced in a fixed frame, the vertical rods of the elevator derrick are respectively placed in a piece passing gap between a second guide column and a baffle corresponding to the second guide column, the baffle is driven by a hydraulic cylinder to tightly press the vertical rods between the second guide column and the baffle, the vertical rods of the elevator derrick are fixed above the vertical rods, the vertical rods above the vertical rods are fixed between a first guide column and the corresponding baffle, and the transverse rods are placed in I-steel grooves in the vertical rods which are symmetrical on two sides to be fixed, so that the assembly of the derrick is completed; the vertical rod of the derrick is fixed through the first guide post, the second guide post and the clamping device, so that the derrick is prevented from shifting and misplacing in the welding process; the fixed frame can rotate around the supporting base, and the derrick to be welded is driven to rotate together through the rotation of the fixed frame, so that the flat welding is realized, the welding effect is ensured, and the welding efficiency is improved.

Preferably, the center positions of two sides of the fixed frame are respectively and fixedly provided with a rotating shaft, and the other end of the rotating shaft is connected with the fixed frame through a bearing seat.

Preferably, a double-row gear is fixedly mounted on the rotating shaft on one side of the fixed frame and is driven to rotate by a motor. One end is adopted to rotate and drive the other end to rotate, so that the integral synchronous rotation of the fixed frame can be ensured, and the rotation of the fixed frame is easier to control.

Preferably, the fixed frame is formed by welding and assembling I-shaped steel.

Preferably, the hydraulic cylinder passes the I-steel of fixed frame bottom side and sets up, just the baffle size is less than the size of I-steel inner groovy, makes the baffle can stretch out and draw back to in the I-steel that corresponds. The baffle is arranged in the I-steel groove, so that the whole device is tidier on one hand, and on the other hand, the welded derrick is conveniently separated, so that the whole structure of the device is more compact.

Preferably, the fixing frame comprises two parallel vertical supporting columns arranged at the bottom of the fixing frame and two limiting rods horizontally arranged above the supporting columns, and the limiting rods are I-shaped steel. Ensure the stability of mount, increase the relative stability of each part of derrick, avoid each part to take place the skew and influence the welding effect.

The utility model has the advantages that:

the utility model drives the rotating shaft through the motor so as to lead the fixed frame to rotate around the supporting base, lead the derrick to be welded to rotate, realize the flat welding and effectively ensure the welding quality; the baffle that adopts first, two guide posts and pneumatic cylinder to drive cooperatees and is used for tightening the vertical pole of waiting to weld the derrick, avoids taking place skew and dislocation at the welding in-process, ensures the regularity of welding the derrick. Adopt the utility model discloses a welding frock can effectively improve welding efficiency, ensure welding quality, reduces the amount of manual labor.

Drawings

Fig. 1 is a side view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view of the fixing frame taken along the A-A direction;

FIG. 4 is an enlarged view of part A;

fig. 5 is a side view of an i-beam.

In the figure: the derrick comprises a supporting base 1, a fixing frame 2, a fixing frame 3, a hydraulic cylinder 4, a baffle 5, a second guide column 6, a first guide column 7, a bearing seat 8, a double-row gear 9, a rotating shaft 10, a motor 11, a support column 12, a limiting rod 13 and a derrick vertical rod 14.

Detailed Description

The invention is further described with reference to the following figures and examples.

As shown in fig. 1-5, an elevator derrick welding fixture includes a U-shaped support base 1 with an upward opening and a fixed frame 2 rotatably disposed on the support base 1, wherein rotating shafts 10 are respectively fixedly disposed at the center positions of two sides of the fixed frame 2, and the other end of each rotating shaft 10 is connected to the fixed frame 2 through a bearing seat 8. A double-row gear 9 is fixedly installed on a rotating shaft 10 on one side of the fixed frame 2, and the double-row gear 9 is driven to rotate by a motor 11.

At least two fixing frames 3 are vertically arranged inside the fixing frame 2, the fixing frame 2 is formed by welding and assembling I-shaped steel, and a piece passing gap is reserved between the fixing frames 3 and the fixing frame 2. The fixing frame 3 comprises two parallel vertical supporting columns 12 arranged at the bottom of the fixing frame 2 and two limiting rods 13 horizontally arranged above the supporting columns 12, and the limiting rods 13 are I-shaped steel.

First guide posts 7 are respectively arranged at the edges of two sides above the limiting rod 13, and second guide posts 6 are respectively arranged at positions, which are right below the first guide posts, on the bottom plate of the fixed frame 2; clamping devices are respectively arranged on the side surfaces of the fixed frame 2 corresponding to the first guide column 7 and the second guide column 6; the clamping device comprises a hydraulic cylinder 4 arranged on the fixed frame 2 and a baffle 5 arranged at the telescopic end of the hydraulic cylinder 4, and the baffle 5 is opposite to the first guide column 7 or the second guide column 6.

The hydraulic cylinder 4 penetrates through the I-shaped steel on the side face of the bottom of the fixed frame 2, and the size of the baffle 5 is smaller than that of an I-shaped steel inner groove, so that the baffle 5 can stretch into the corresponding I-shaped steel.

The utility model discloses a theory of operation: the elevator derrick is a rectangular frame formed by splicing I-shaped steel and comprises four derrick vertical rods 14, vertical rods vertically arranged between the derrick vertical rods 14 and transverse rods horizontally arranged between the derrick vertical rods 14. Firstly, splicing all I-steel components forming an elevator derrick into a fixed frame 2, firstly, respectively placing two elevator derrick vertical rods 14 into a piece passing gap between a second guide column 6 and a baffle 5 corresponding to the second guide column, then placing a transverse rod into I-steel grooves of two opposite derrick vertical rods 14, then driving the baffle 5 through a hydraulic cylinder 4 to tightly press the derrick vertical rods 14 between the second guide column 6 and the corresponding baffle 5, and simultaneously fixing the transverse rod between the two derrick vertical rods 14; fixing a vertical rod of an elevator derrick above the vertical rods, fixing the vertical rod above the vertical rod between the first guide column 7 and the corresponding baffle 5, and finally installing a transverse rod between the two derrick vertical rods 14 above the vertical rod so that the transverse rod is placed in I-shaped steel grooves in the derrick vertical rods 14 which are symmetrical at two sides to be fixed, thereby completing the assembly of the derrick; the motor 11 drives the fixed frame 2 to rotate, so that the assembled derrick to be welded rotates around the supporting base 1, the part to be welded rotates to the horizontal plane, flat welding is carried out, the welding effect is ensured, and meanwhile, the welding efficiency is improved.

The apparatus elements referred to in the above embodiments are conventional apparatus elements unless otherwise specified, and the structural arrangements, operations, or controls referred to in the above embodiments are conventional in the art unless otherwise specified.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. An elevator derrick welding tool is characterized by comprising a U-shaped supporting base with an upward opening and a fixing frame rotatably arranged on the supporting base, wherein at least two fixing frames are vertically arranged in the fixing frame, and a passing gap is reserved between each fixing frame and the fixing frame; first guide columns are respectively arranged at the edges of two sides above the fixed frame, and second guide columns are respectively arranged on the bottom plate of the fixed frame at positions right below the first guide columns; clamping devices are respectively arranged on the side surface of the fixed frame corresponding to the first guide post and the second guide post; the clamping device comprises a hydraulic cylinder arranged on the fixed frame and a baffle arranged at the telescopic end of the hydraulic cylinder, and the baffle is arranged opposite to the first guide column or the second guide column.

2. The welding tool for the elevator derrick according to claim 1, wherein rotating shafts are respectively and fixedly arranged at the center positions of two sides of the fixed frame, and the other ends of the rotating shafts are connected with the fixed frame through bearing seats.

3. The welding tool for the elevator derrick according to claim 2, wherein a double-row gear is fixedly installed on a rotating shaft on one side of the fixed frame, and the double-row gear is driven to rotate by a motor.

4. The welding fixture of claim 1, wherein the fixed frame is welded and assembled by h-beams.

5. The welding tooling for the elevator derrick according to claim 4, wherein the hydraulic cylinder is disposed through the I-beam on the bottom side of the fixed frame, and the size of the baffle is smaller than the size of the groove in the I-beam, so that the baffle can be extended and retracted into the corresponding I-beam.

6. The welding tool for the elevator derrick according to claim 1, wherein the fixing frame comprises two parallel supporting columns vertically arranged at the bottom of the fixing frame and a limiting rod horizontally arranged above the two supporting columns, and the limiting rod is an I-shaped steel.