CN212122231U

CN212122231U - Girder gusset turning device of crane girder gusset welding production line

Info

Publication number: CN212122231U
Application number: CN202020733131.1U
Authority: CN
Inventors: 吴庆富; 张立强; 张胜; 刘强; 张毅; 孙仁军
Original assignee: Henan Weihua Heavy Machinery Co Ltd
Current assignee: Henan Weihua Heavy Machinery Co Ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-11
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a girder gusset turning device of crane girder gusset welding production line, including two sets of parallel arrangement's slide rail, the equidirectional one end on two sets of slide rails is equipped with the fixed bolster, and sliding fit has the movable support that parallels with the fixed bolster on two sets of slide rails, and the upper portion of fixed bolster and movable support corresponds respectively and is equipped with two sets of turning devices that are used for centre gripping location gusset; two sets of turning devices all include the support stand, and the upper end of support stand is rotated and is equipped with the pivot that parallels with the slide rail, and the one end of pivot is equipped with the pressure head and closes the piece, and the other end of pivot is equipped with the rocking arm, and the directional slide rail's of pressure head close piece tip is equipped with the locating lever, and the pole body of locating lever is equipped with the gusset locating piece. The utility model discloses can be according to not unidimensional gusset adjusting device size, need not the hoist and assist the upset work of completion gusset that can be accurate quick, and positioning accuracy is high, can satisfy the requirement of automatic welder to the gusset position.

Description

Girder gusset turning device of crane girder gusset welding production line

Technical Field

The utility model relates to a hoist technical field specifically is a girder gusset turning device of hoist girder gusset welding production line.

Background

The end beam and the main beam of the crane are generally of box structures and are used as main bearing parts of the whole crane and mainly composed of an upper cover plate, a lower cover plate, two side webs and a rib plate in the middle of a beam box in a welded mode, wherein the rib plate in the beam box of the main beam needs to be subjected to double-side welding work due to special structures and design requirements.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a girder gusset turning device of hoist girder gusset welding production line, can need not the supplementary upset work that can accurate quick completion gusset of hoist according to not unidimensional gusset adjusting device size, and positioning accuracy is high, can satisfy the requirement of automatic welder to the gusset position, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a girder rib plate turnover device of a crane girder rib plate welding production line comprises two groups of parallel slide rails, wherein a fixed support is arranged at one end of each of the two groups of slide rails in the same direction, a movable support parallel to the fixed support is arranged on the two groups of slide rails in a sliding fit mode, and two groups of turnover devices used for clamping and positioning rib plates are correspondingly arranged at the upper parts of the fixed support and the movable support respectively;

two sets of turning device all includes the support stand, the upper end of support stand is rotated and is equipped with the pivot that parallels with the slide rail, the one end of pivot is equipped with the pressure head and closes the piece, the other end of pivot is equipped with the rocking arm, the directional tip of slide rail of pressure head closed piece is equipped with the locating lever, the pole body of locating lever is equipped with the gusset locating piece, one side lower part that the rocking arm was kept away from to the pressure head closed piece is equipped with gusset location platform, two sets of spouts that parallel with the slide rail are seted up on the upper portion of pressure head closed piece, equal sliding fit has flexible pressure head in each group's spout.

Preferably, the lower part of the movable support is provided with support carriages matched with the two groups of slide rails in a one-to-one correspondence manner, each support carriage comprises a support frame, the inner side of each support frame is provided with a support wheel matched with the slide rails, and the side wall of each support carriage is in threaded connection with a brake knob which is used for abutting against the slide rails to realize braking.

Preferably, the gusset locating piece cup joints with the locating lever, and the gusset locating piece is equipped with the through-hole with the locating lever adaptation, and on the gusset locating piece was fixed in the locating lever through two sets of fixation nut, two sets of fixation nut all with locating lever threaded connection.

Preferably, the two opposite side walls of the upper portion of the support stand column are respectively provided with an L-shaped limiting seat, one side plate of each limiting seat is fixedly connected with the support stand column, the other side plate of the support stand column is inserted with a positioning bolt for limiting the pressure head closing piece to keep a horizontal state, and the pressure head closing piece is provided with a jack matched with the positioning bolt.

Preferably, the locating rod is in threaded connection with the pressure head assembly.

Compared with the prior art, the beneficial effects of the utility model are that: the telescopic pressure head is stretched out, the bolt pressure head is screwed up, the bolt pressure head tightly presses and fixes the rib plate on the rib plate positioning table, meanwhile, the rib plate positioning block positions the main beam rib plate, two groups of turning devices are arranged, the rib plate can be fixed from two sides, the rocker arm is rotated, the pressure head assembly turns over, the turning function of the main beam rib plate is realized, the positioning bolt is used for positioning after the turning is in place, the central line of the main beam rib plate is superposed with the axis of the turning shaft, so that the position of the main beam rib plate to be welded is unchanged after the; the movable support moves along the direction of the sliding rail, the distance between the two groups of turnover devices can be adjusted, and the functions of girder rib plates with different sizes can be adapted, so that the flexible welding process of the girder rib plates is completed, the turnover work of the finished rib plates which can be accurately and quickly completed without the assistance of a crane is avoided, the positioning precision is high, and the requirements of an automatic welding device on the position of the rib plates can be met.

Drawings

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

fig. 2 is a schematic structural view of the turning device of the present invention;

FIG. 3 is a schematic structural view of the turning device of the present invention;

fig. 4 is the schematic view of the structure of the support saddle of the present invention.

In the figure: the device comprises a movable support 1, a turnover device 2, a rotating shaft 201, a rocker arm 202, a pressure head assembly 203, a positioning rod 204, a rib plate positioning block 205, a positioning bolt 206, a support stand column 207, a fixing nut 208, a telescopic pressure head 209, a rib plate positioning table 210, a bolt pressure head 211, a fixed support 3, a support saddle 4, a support saddle 401, a support saddle 402, a brake knob 403 and a slide rail 5.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a girder gusset turning device of hoist girder gusset welding production line, includes two sets of parallel arrangement's slide rail 5, its characterized in that: the fixed supports 3 are arranged at the ends of the two groups of slide rails 5 in the same direction, the movable supports 1 parallel to the fixed supports 3 are arranged on the two groups of slide rails 5 in a sliding fit mode, and the two groups of turnover devices 2 used for clamping and positioning rib plates are correspondingly arranged at the upper parts of the fixed supports 3 and the movable supports 1 respectively;

the two groups of turning devices 2 respectively comprise a support upright post 207, the upper end of the support upright post 207 is rotatably provided with a rotating shaft 201 parallel to the sliding rail 5, one end of the rotating shaft 201 is provided with a pressure head assembly 203, the other end of the rotating shaft 201 is provided with a rocker arm 202, one side end part of the pressure head assembly 203, which points to the sliding rail 5, is provided with a positioning rod 204, the positioning rod 204 is in threaded connection with the pressure head assembly 203, the rod body of the positioning rod 204 is provided with a rib plate positioning block 205, the lower part of one side of the pressure head assembly 203, which is far away from the rocker arm 202, is provided with two groups of sliding grooves parallel to the sliding rail 5, a telescopic pressure head 209 is in sliding fit in each group of the sliding grooves, the telescopic pressure head 209 is in threaded connection with a bolt pressure head 211 for pressing and fixing the rib plate on, meanwhile, the rib plate positioning block 205 positions the main beam rib plate, two groups of turning devices 2 are arranged, the rib plate can be fixed from two sides, the center line of the main beam rib plate is ensured to be overlapped with the axis of the rotating shaft 201 in the fixing process, the rocker arm 202 is rotated, and the pressure head assembly 203 is turned, so that the turning function of the main beam rib plate is realized;

the lower part of the movable support 1 is provided with support trolleys 4 which are matched with the two groups of slide rails 5 in a one-to-one correspondence manner, each support trolley 4 comprises a support trolley frame 402, the inner side of each support trolley frame 402 is provided with a support wheel 401 matched with the slide rails 5, the side wall of each support trolley 4 is in threaded connection with a brake knob 403 which is used for being abutted against the slide rails 5 to realize braking, and each support trolley 4 can slide along the slide rails 5 so as to adjust the distance between the two groups of turnover devices 2 and adapt to girder rib plates with different sizes, and the brake knobs 403 are screwed after the support trolleys are adjusted in place to avoid the support trolleys 4 from;

the rib plate positioning block 205 is sleeved with the positioning rod 204, the rib plate positioning block 205 is provided with a through hole matched with the positioning rod 204, the rib plate positioning block 205 is fixed on the positioning rod 204 through two sets of fixing nuts 208, the two sets of fixing nuts 208 are both in threaded connection with the positioning rod 204, the rib plate positioning block 205 is abutted against one side of a rib plate to limit and fix the rib plate, the two sets of fixing nuts 208 are loosened, the position of the rib plate positioning block 205 can be moved, and the size change of the rib plate can be conveniently adapted;

two opposite side walls on the upper portion of the support upright post 207 are respectively provided with an L-shaped limiting seat, one side plate of each limiting seat is fixedly connected with the support upright post 207, a positioning bolt 206 used for limiting the pressure head assembly piece 203 to keep in a horizontal state is inserted into the other side plate of the support upright post 207, the pressure head assembly piece 203 is provided with a jack matched with the positioning bolt 206, the positioning bolt 206 positions the pressure head assembly piece 203 during welding, the required welding position after the main beam rib plate is turned is ensured to be unchanged, and the welding precision is ensured.

The working principle is as follows: when in use:

1) adjusting the positions of the movable support 1 and the rib plate positioning block 205 according to the size of the rib plate to be welded, determining and then screwing down a brake knob 403 on the support carrier 4, and simultaneously screwing down fixing nuts 208 on two sides of the rib plate positioning block 205;

2) after the telescopic pressure head 209 retracts, the rib plate to be welded is placed on the rib plate positioning table 210, one side of the rib plate is tightly attached to the rib plate positioning block 205, meanwhile, the axis of the rotating shaft 201 is enabled to be aligned with the center of the appearance of the rib plate, then the telescopic pressure head 209 is extended out, the bolt pressure head 211 is screwed down, the rib plate is enabled to be tightly pressed and fixed on the rib plate positioning table 210, and welding operation can be carried out after the two groups of turnover devices 2 finish the fixation of the;

3) after welding work on one side of the rib plate is finished, the positioning bolt 206 is pulled out, the rib plate is turned 180 degrees around the axis of the rotating shaft 201 by rotating the rocker arm 202, the positioning bolt 206 is inserted after turning is finished, the position change of the pressure head assembly 203 during welding is avoided, and welding work on the other side can be started;

4) after the welding operation is completed, the positioning bolt 206 is pulled out, the rib plate is rotated by 180 degrees through the rotary rocker arm 202 so as to be restored to the initial state, the bolt pressure head 211 is unscrewed and the telescopic pressure head 209 is retracted, the welded rib plate is taken out, and therefore a working cycle of the device is completed.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a hoist girder gusset welding production line's girder gusset turning device, includes two sets of parallel arrangement's slide rail (5), its characterized in that: fixed supports (3) are arranged at the ends of the two groups of slide rails (5) in the same direction, movable supports (1) parallel to the fixed supports (3) are arranged on the two groups of slide rails (5) in a sliding fit mode, and two groups of turnover devices (2) used for clamping and positioning rib plates are respectively and correspondingly arranged on the upper portions of the fixed supports (3) and the upper portions of the movable supports (1);

two sets of turning device (2) all include support stand (207), the upper end of support stand (207) is rotated and is equipped with pivot (201) that parallels with slide rail (5), the one end of pivot (201) is equipped with pressure head closes piece (203), the other end of pivot (201) is equipped with rocking arm (202), the pressure head closes a lateral part of piece (203) directional slide rail (5) and is equipped with locating lever (204), the pole body of locating lever (204) is equipped with gusset locating piece (205), one side lower part that rocking arm (202) were kept away from in pressure head closes piece (203) is equipped with gusset location platform (210), two sets of spouts that parallel with slide rail (5) are seted up on the upper portion of pressure head closes piece (203), equal sliding fit has flexible pressure head (209) in each group's spout, and flexible pressure head (209) threaded connection has bolt pressure head (211) that.

2. The main beam rib plate turnover device of the crane main beam rib plate welding production line according to claim 1, characterized in that: the lower part of the movable support (1) is provided with support carriages (4) which are matched with the two groups of slide rails (5) in a one-to-one correspondence mode, each support carriage (4) comprises a support frame (402), supporting wheels (401) matched with the slide rails (5) are arranged on the inner side of each support frame (402), and the side wall of each support carriage (4) is in threaded connection with a brake knob (403) which is used for being abutted to the slide rails (5) to realize braking.

3. The main beam rib plate turnover device of the crane main beam rib plate welding production line according to claim 1, characterized in that: the rib plate positioning block (205) is sleeved with the positioning rod (204), the rib plate positioning block (205) is provided with a through hole matched with the positioning rod (204), the rib plate positioning block (205) is fixed on the positioning rod (204) through two sets of fixing nuts (208), and the two sets of fixing nuts (208) are both in threaded connection with the positioning rod (204).

4. The main beam rib plate turnover device of the crane main beam rib plate welding production line according to claim 1, characterized in that: the two opposite side walls of the upper portion of the support upright post (207) are respectively provided with an L-shaped limiting seat, one side plate of each limiting seat is fixedly connected with the support upright post (207), the other side plate of the support upright post (207) is inserted with a positioning bolt (206) used for limiting the pressure head closing piece (203) to keep a horizontal state, and the pressure head closing piece (203) is provided with a jack matched with the positioning bolt (206).

5. The main beam rib plate turnover device of the crane main beam rib plate welding production line according to claim 1, characterized in that: the positioning rod (204) is in threaded connection with the pressure head assembly (203).