CN217265942U

CN217265942U - Steel construction welding seam postweld heat treatment device

Info

Publication number: CN217265942U
Application number: CN202220158972.3U
Authority: CN
Inventors: 马春燕; 周旭; 刘勇
Original assignee: Henan Sanchuan Steel Structure Engineering Co Ltd
Current assignee: Henan Sanchuan Steel Structure Engineering Co Ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-08-23
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a steel structure welding seam postweld heat treatment device, which comprises a vehicle frame, wherein the upper surface of the vehicle frame is provided with a frame body, the frame body is provided with a guide mechanism, the guide mechanism is provided with a movable connecting frame, the bottom of the connecting frame is provided with an upper heating plate, the upper surface of the vehicle frame is also provided with a lifting frame, the upper surface of the lifting frame is provided with a lower heating plate, the upper surface of the vehicle frame is symmetrically provided with brackets, and the brackets are positioned at two sides of the lifting frame; when the post-weld heat treatment device for the steel structure weld joint performs weld joint heat treatment on steel, the steel is wrapped and heated by the polygonal barrel-shaped formed by matching the upper heating plate and the lower heating plate, so that the process of wrapping parts such as heat preservation cotton and heating sheets can be saved, the trouble and the labor are saved, and the efficiency is improved; and the large-area welding seam can be circularly and repeatedly heated by using a guide mechanism.

Description

Steel construction welding seam postweld heat treatment device

Technical Field

The utility model relates to a weldment heat treatment technical field especially relates to a steel construction welding seam postweld heat treatment device.

Background

The welding residual stress is caused by uneven temperature distribution of a weldment caused by welding, expansion with heat and contraction with cold of weld metal, and the like, so that the residual stress is inevitably generated along with welding construction. The most common method for eliminating residual stress is high-temperature tempering, namely, a weldment is subjected to heat treatment and heated to a certain temperature and is kept warm for a certain time, and plastic flow is generated at a place with high internal stress by utilizing the reduction of the yield limit of a material at a high temperature, so that the elastic deformation is gradually reduced, and the plastic deformation is gradually increased to reduce the stress. The existing heat treatment equipment is found in use that the working procedures of winding a heating sheet, setting a thermocouple, wrapping heat preservation cotton and the like are not only complicated, but also easily cause the problem of uneven winding and wrapping, so that the heat treatment effect is poor, time and labor are wasted, the use mode is single, and the special weldment or the large weldment is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the above procedures are complicated, the winding and wrapping are easy to occur and are not uniform, so that the heat treatment effect is relatively poor, time and labor are wasted, the use mode is single, and the problem of inconvenient use of special weldments or large weldments is solved.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a steel construction welding seam postweld heat treatment device, includes the frame, the upper surface of frame is equipped with the support body, be equipped with guiding mechanism on the support body, the last mobilizable link that is equipped with of guiding mechanism, the bottom of link is equipped with the hot plate, the upper surface of frame still is equipped with the crane, the upper surface of crane is equipped with down the hot plate, the upper surface symmetry of frame is equipped with the bracket, the bracket is located the both sides of crane.

Preferably, the guiding mechanism comprises a shell, a protective shell is arranged at one end of the shell, a servo motor is arranged inside the protective shell, a rotatable screw rod is arranged inside the shell through a bearing, the output end of the servo motor is connected with the screw rod, and a guiding groove is formed in the inner wall of the shell.

Preferably, the link includes the connecting block, the connecting block is established in the guide way, connecting block and screw rod threaded connection, the bottom of connecting block is provided with the ratchet carousel, the bottom of ratchet carousel is provided with T type spout frame, the inside of T type spout frame is equipped with slidable T type frame.

Preferably, go up hot plate and T type frame fixed connection, it includes first shell to go up the hot plate, the interior roof both ends department of first shell all is equipped with the kicking block, be provided with first hot plate between the kicking block on two of first shell inner wall, still be equipped with a plurality of fixing bolt on the first shell.

Preferably, the lower hot plate includes the second shell, the lower surface of second shell is provided with the lug, the interior diapire both ends department of second shell all is equipped with a screw thread section of thick bamboo, the inside threaded connection of a screw thread section of thick bamboo has adjusting screw, adjusting screw's top is equipped with the lower top fast with last kicking block looks adaptation, still be equipped with the second hot plate between two screw thread sections of second shell inner wall, all be equipped with a plurality of thermocouples on first hot plate and the second hot plate, still be equipped with the fixed screw with fixing bolt looks adaptation on the second shell.

Preferably, the bracket comprises two threaded columns, the two threaded columns are connected through a rotating cylinder, one of the threaded columns is connected with the frame, and the top end of the other threaded column is connected with the supporting platform.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. when the utility model is used for carrying out welding seam heat treatment on steel, the polygonal cylinder shape is formed by matching the upper heating plate and the lower heating plate, the steel is wrapped and heated, the process of wrapping parts such as heat preservation cotton and heating sheets can be saved, the trouble and the labor are saved, and the efficiency is improved; and the guide mechanism can be used for circularly and repeatedly heating large-area steel for large-area welding seams.

2. The utility model discloses an go up the hot plate and can make up the use with hot plate down, also can separate the use, can wrap up the heating to circular or thinner steel during the use of combination, separately can heat special shape or some panel class, and can use the crane to adjust the distance between hot plate and the lower hot plate when separately, also can use the bracket of both sides to adjust height, convenient to use to steel.

Drawings

Fig. 1 is a front view of the post-weld heat treatment device for the steel structure weld joint of the present invention.

Fig. 2 is a side view of the guiding mechanism of the present invention.

Fig. 3 is a front sectional view of the guiding mechanism of the present invention.

Fig. 4 is a cross-sectional view of the upper and lower heating plates of the present invention.

Fig. 5 is a cross-sectional view of the bracket of the present invention.

In the figure: 1. a frame; 2. a frame body; 3. a guide mechanism; 31. a housing; 32. a protective shell; 33. a servo motor; 34. a screw; 4. a connecting frame; 41. connecting blocks; 42. a ratchet wheel turntable; 43. a T-shaped chute frame; 44. a T-shaped frame; 5. an upper heating plate; 51. a first housing; 52. a top block is mounted; 53. a first heating plate; 6. a lifting frame; 7. a lower heating plate; 71. a second housing; 72. a bump; 73. a threaded barrel; 74. adjusting the screw rod; 75. the top is quickly pushed down; 76. a second heating plate; 77. a thermocouple; 8. a bracket; 81. a threaded post; 82. a rotary drum; 83. a supporting platform.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. The attached drawings are simplified schematic diagrams, and merely illustrate the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.

Referring to fig. 1-5, the post-weld heat treatment device for the steel structure weld joint comprises a vehicle frame 1, wherein a frame body 2 is arranged on the upper surface of the vehicle frame 1, a guide mechanism 3 is arranged on the frame body 2, a movable connecting frame 4 is arranged on the guide mechanism 3, an upper heating plate 5 is arranged at the bottom of the connecting frame 4, a lifting frame 6 is further arranged on the upper surface of the vehicle frame 1, a lower heating plate 7 is arranged on the upper surface of the lifting frame 6, brackets 8 are symmetrically arranged on the upper surface of the vehicle frame 1, and the brackets 8 are located on two sides of the lifting frame 6. Frame 1 is the flatbed, there are four wheels of taking the auto-lock bottom, can make the bulk movement, support body 2 is L shape support, wholly adopt stainless steel construction, guiding mechanism 3 installs the below at 2 upper horizontal poles of support body, install link 4 on the guiding mechanism 3, it installs on link 4 to go up hot plate 5, guiding mechanism 3 can make and go up hot plate 5 and remove along screw rod 34, hot plate 7 combines with last hot plate 5 down and can form a complete hexagon section of thick bamboo, can wrap up cylindrical steel, the convenient heating is used, and hot plate 7 also can use with last hot plate 5 separation down, hot plate 7 can install on crane 6 down, crane 6 can adjust the distance between hot plate 7 and the last hot plate 5 down, the bracket 8 of crane 6 both sides can hold up plate-type or cylindrical, the steel of stock shape, the cooperation is used.

Specifically, guiding mechanism 3 includes shell 31, the one end of shell 31 is equipped with protective housing 32, the inside of protective housing 32 is equipped with servo motor 33, the inside of shell 31 is equipped with rotatable screw rod 34 through the bearing, servo motor 33's output is connected with screw rod 34, the guide way has been seted up to the inner wall of shell 31. The shell 31 and the protective shell 32 of the guide mechanism 3 are made of aluminum alloy, display grooves are formed in the front face and the back face of the shell 31, the screw 34 inside the shell can be seen, a plurality of radiating grooves are formed in the surface of the protective shell 32, a through groove is formed in the lower surface of the shell 31, and the connecting frame 4 penetrates through the through groove and moves in the through groove. The guide groove of the inner top wall of the shell 31 is connected with the connecting frame 4, and can be positioned and guided.

Specifically, the connecting frame 4 includes a connecting block 41, the connecting block 41 is arranged in a guide groove, the connecting block 41 is in threaded connection with the screw 34, a ratchet turntable 42 is arranged at the bottom of the connecting block 41, a T-shaped chute frame 43 is arranged at the bottom of the ratchet turntable 42, and a slidable T-shaped frame 44 is arranged inside the T-shaped chute frame 43. The connecting frame 4 is a part for connecting the guide mechanism 3 and the upper heating plate 5, the ratchet turntable 42 of the connecting frame 4 can enable the upper heating plate 5 to rotate, the T-shaped sliding groove frame 43 and the T-shaped frame 44 at the bottom of the ratchet turntable 42 are convenient for the upper heating plate 5 to be separated from the connecting frame 4, and the upper heating plate 5 and the connecting frame 4 are fixed through a single bolt after being connected.

Specifically, go up hot plate 5 and T type frame 44 fixed connection, it includes first shell 51 to go up hot plate 5, the interior roof both ends department of first shell 51 all is equipped with kicking block 52, be provided with first hot plate 53 between kicking block 52 on two of first shell 51 inner wall, still be equipped with a plurality of fixing bolt on the first shell 51. Go up hot plate 5's top and T type frame 44 welding together, go up hot plate 5's first shell 51 cross-section and be half hexagon, and there is the extension plate that extends both sides, and fixing bolt just installs on the extension plate, and kicking block 52 is installed to the both ends department of first shell 51, and evenly installed four thermocouples 54 on the first hot plate 53 of inside intermediate position first hot plate 53.

Specifically, lower hot plate 7 includes second shell 71, the lower surface of second shell 71 is provided with lug 72, the interior diapire both ends department of second shell 71 all is equipped with a screw thread section of thick bamboo 73, the inside threaded connection of a screw thread section of thick bamboo 73 has adjusting screw 74, adjusting screw 74's top is equipped with the top 75 fast with the lower top of last kicking block 52 looks adaptation, still be equipped with second hot plate 76 between two screw thread section of thick bamboos 73 of second shell 71 inner wall, all be equipped with a plurality of thermocouples 77 on first hot plate 53 and the second hot plate 76, still be equipped with the fixed screw hole with fixing bolt looks adaptation on the second shell 71. There are four lugs 72 bottom hot plate 7 down, the corresponding recess has been seted up on crane 6, can make lug 72 insert in the recess, make hot plate 7 down can ann change on crane 6, and also have the fixed screw hole that corresponds with fixing bolt on hot plate 7's the extension plate down, make hot plate 7 and last hot plate 5 fix through fixing bolt and form a whole together, can the omnidirectional parcel steel heat, there is adjusting screw 74 lower hot plate 7's inside, hot plate 7 and last hot plate 5 fix together down, rotatory adjusting screw 74 can adjust down the distance between the top is fast 75 and the last kicking block 52 down, can carry the steel, use not steel of equidimension, the second hot plate 76 and the thermocouple 77 position of hot plate 7 all correspond with last hot plate 5 position down.

Specifically, the bracket 8 includes two threaded columns 81, the two threaded columns 81 are connected through a rotating cylinder 82, one of the threaded columns 81 is connected with the frame 1, and the top end of the other threaded column 81 is connected with a supporting platform 83. The distance between two screw thread posts 81 can be adjusted through rotating a rotary cylinder 82 to the bracket 8, so that the whole bracket 8 can be adjusted in height, the lifting frame 6 can be conveniently matched for use, the steel pipe can also be lifted, and the supporting platform 83 can lift plates and pipes.

When the post-welding heat treatment device for the steel structure welding line is used, the upper heating plate 5 and the lower heating plate 7 are matched to form a polygonal cylinder, steel is wrapped and heated, the process of wrapping parts such as heat preservation cotton and heating sheets can be saved, trouble and labor are saved, and the efficiency is improved; the guide mechanism 3 can be used for circularly and repeatedly heating large-area steel for large-area welding seams. Go up hot plate 5 and hot plate 7 can make up the use down, also can separate the use, can wrap up the heating to circular or thinner steel during the use of combination, separately can heat special shape or some panel class, and can use crane 6 to adjust the distance between hot plate 5 and the hot plate 7 down when separately, also can use the bracket 8 of both sides to adjust the height, convenient to use to steel.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a steel construction welding seam postweld heat treatment device, includes frame (1), its characterized in that: the upper surface of frame (1) is equipped with support body (2), be equipped with guiding mechanism (3) on support body (2), be equipped with mobilizable link (4) on guiding mechanism (3), the bottom of link (4) is equipped with hot plate (5), the upper surface of frame (1) still is equipped with crane (6), the upper surface of crane (6) is equipped with down hot plate (7), the upper surface symmetry of frame (1) is equipped with bracket (8), bracket (8) are located the both sides of crane (6).

2. The post-weld heat treatment device for the steel structure weld joint according to claim 1, characterized in that: guiding mechanism (3) include shell (31), the one end of shell (31) is equipped with protective housing (32), the inside of protective housing (32) is equipped with servo motor (33), the inside of shell (31) is equipped with rotatable screw rod (34) through the bearing, the output and the screw rod (34) of servo motor (33) are connected, the guide way has been seted up to the inner wall of shell (31).

3. The post-weld heat treatment device for the steel structure weld joint as claimed in claim 2, characterized in that: link (4) are including connecting block (41), establish in the guide way connecting block (41), connecting block (41) and screw rod (34) threaded connection, the bottom of connecting block (41) is provided with ratchet carousel (42), the bottom of ratchet carousel (42) is provided with T type spout frame (43), the inside of T type spout frame (43) is equipped with slidable T type frame (44).

4. The post-weld heat treatment device for the steel structure weld joint according to claim 3, characterized in that: go up hot plate (5) and T type frame (44) fixed connection, it includes first shell (51) to go up hot plate (5), the interior roof both ends department of first shell (51) all is equipped with kicking block (52), be provided with first hot plate (53) between kicking block (52) on two in first shell (51) inner wall, still be equipped with a plurality of fixing bolt on first shell (51).

5. The post-weld heat treatment device for the steel structure weld joint as claimed in claim 4, characterized in that: lower hot plate (7) include second shell (71), the lower surface of second shell (71) is provided with lug (72), the interior diapire both ends department of second shell (71) all is equipped with a screw thread section of thick bamboo (73), the internal thread of a screw thread section of thick bamboo (73) is connected with adjusting screw (74), the top of adjusting screw (74) is equipped with the lower top of going up kicking block (52) looks adaptation and is fast (75), still be equipped with second hot plate (76) between two screw thread sections of thick bamboo (73) of second shell (71) inner wall, all be equipped with a plurality of thermocouples (77) on first hot plate (53) and the second hot plate (76), still be equipped with the fixed screw hole with fixing bolt looks adaptation on second shell (71).

6. The post-weld heat treatment device for the steel structure weld joint according to claim 1, characterized in that: the bracket (8) comprises two threaded columns (81), the two threaded columns (81) are connected through a rotating cylinder (82), one of the threaded columns (81) is connected with the frame (1), and the other threaded column (81) is connected with a supporting table (83) at the top end.