CN210676675U

CN210676675U - Expanding equipment of socket joint formula welded steel pipe

Info

Publication number: CN210676675U
Application number: CN201921378825.1U
Authority: CN
Inventors: 高文强
Original assignee: Tianjin Zhaoqiang Metal Products Co Ltd
Current assignee: Tianjin Zhaoqiang Metal Products Co Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-06-05
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a hole enlargement equipment of socket joint formula welding steel pipe, including bottom plate and protecting crust, the bottom of protecting crust and the top fixed connection of bottom plate, the left side fixedly connected with baffle between the protecting crust inner wall openly and the back to the left side fixedly connected with motor of protecting crust inner wall, motor output shaft's one end fixedly connected with dwang, the utility model relates to a steel pipe machining technology field. According to the expanding equipment for the socket joint type welded steel pipes, the motor is fixedly connected to the left side of the inner wall of the protective shell, different expanding heads can be adjusted to be used when the motor works, the expanding heads do not need to be replaced back and forth, the expanding equipment is convenient to use, the expanding equipment can simultaneously expand the steel pipes with two different diameters, the processing efficiency is improved, the practicability is high, the height of the end of each steel pipe can be adjusted through the limiting plate, the offset between each steel pipe and the axial lead of each expanding head is reduced, the steel pipes are not prone to cracking in the expanding process, and the reliability is improved.

Description

Expanding equipment of socket joint formula welded steel pipe

Technical Field

The utility model relates to a steel pipe machining technical field specifically is a hole enlargement equipment of socket joint formula welding steel pipe.

Background

The expanding process is a pressure process for expanding the hollow part or pipe blank with small diameter in radial direction by drawing the material, and the expanding is one of metallurgical terms, and is a pressure process for expanding the steel pipe radially outwards by applying force from the inner wall of the steel pipe in hydraulic or mechanical mode.

The existing widening equipment is generally inconvenient to replace the expanding head, is inconvenient to use, can only be suitable for steel pipes with the same diameter, has a small application range and poor applicability, and the existing expanding equipment cannot adjust the end of the steel pipe, so that the offset between the axis of the steel pipe and the axis of the expanding head is large, the steel pipe is inclined, the phenomenon of breakage is easy to occur in the expanding process, and the practicability is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a diameter enlargement equipment of socket joint formula welding steel pipe has solved inconvenient change diameter enlargement head, and application scope is less, and the suitability is relatively poor, and the steel pipe is easily crooked, the lower problem of suitability.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an expanding equipment of socket joint formula welding steel pipe, includes bottom plate and protecting crust, the bottom of protecting crust and the top fixed connection of bottom plate, left side fixedly connected with baffle between the front and the back of protecting crust inner wall to the left side fixedly connected with motor of protecting crust inner wall, the one end fixedly connected with dwang of motor output shaft, the one end that the motor was kept away from to the dwang runs through the baffle and extends to the right side of baffle, the dwang is located the one end on baffle right side and rotates with the right side of protecting crust inner wall to be connected, the surface of dwang and the right side fixedly connected with rolling disc that is located the baffle, the left side fixedly connected with fixed block of rolling disc to the fixed slot has been seted up.

Preferably, the front and the back of the inner wall of the fixed groove are both provided with a limiting groove, a movable plate is connected between the opposite sides of the inner walls of the two limiting grooves in a sliding manner, the right side of the movable plate is fixedly connected with an expanding head, and the right side of the expanding head penetrates through the fixed groove and the fixed block and extends to the outside of the fixed block.

Preferably, the inner wall of the protective shell is fixedly connected with an annular slide rail on the right side of the partition plate, and a sliding groove matched with the annular slide rail is formed in the surface of the rotating disc.

Preferably, the front side and the back side on the left side of the inner wall of the protective shell are fixedly connected with hydraulic cylinders, one end of an output shaft of each hydraulic cylinder penetrates through the partition plate and extends to the right side of the partition plate, and one end of the output shaft of each hydraulic cylinder is fixedly connected with a push plate.

Preferably, the right side fixedly connected with stopper of protecting crust to the rectangle leads to the groove with the back all set up just full on stopper right side, the rectangle leads to the positive of inslot wall and the equal fixedly connected with spacing slide rail in the back, and the equal sliding connection in top and bottom between the relative one side of two spacing slide rails has the limiting plate.

Preferably, the top and the bottom of stopper all fixedly connected with telescopic link, two the inside that stopper and rectangle lead to the groove and extend to the rectangle and lead to the groove is all run through to the one end of telescopic link output shaft, two one side fixed connection that the one end of telescopic link output shaft deviates from with two spacing boards respectively.

Advantageous effects

The utility model provides a hole enlargement equipment of socket joint formula welding steel pipe. Compared with the prior art, the method has the following beneficial effects:

(1) this expanding equipment of socket joint formula welded steel pipe, left side fixedly connected with motor through the protecting crust inner wall, the one end fixedly connected with dwang of motor output shaft, the surface of dwang just is located the right side fixedly connected with rolling disc of baffle, the left side fixedly connected with fixed block of rolling disc, and the fixed slot has been seted up to the inside of fixed block, the right side fixedly connected with hole enlargement head of fly leaf, motor work can adjust different hole enlargement head uses, do not need to make a round trip to change the hole enlargement head, high durability and convenient use have enlarged application scope, and can expand the diameter to the steel pipe of two kinds of different diameters simultaneously, and the machining efficiency is improved, and the practicality is higher.

(2) This diameter-expanding equipment of socket joint formula welding steel pipe, right side fixedly connected with stopper through the protecting crust, the equal sliding connection in top and bottom between the relative one side of two spacing slide rails has the limiting plate, one side fixed connection that the one end of two telescopic link output shafts deviates from with two limiting plates respectively, the limiting plate can adjust the height of steel pipe end, reduces the offset of steel pipe and hole enlargement head axial lead, makes the steel pipe difficult fracture at the hole enlargement in-process, has improved the reliability.

Drawings

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

fig. 2 is a cross-sectional view of the temple structure of the present invention;

FIG. 3 is a partial right view of the internal structure of the stopper of the present invention;

fig. 4 is a right side view of the rotating disk structure of the present invention.

In the figure: the device comprises a base plate 1, a protective shell 2, a partition plate 3, a motor 4, a rotating rod 5, a rotating disc 6, a fixed block 7, a fixed groove 8, a limiting groove 9, a movable plate 10, an expanding head 11, an annular sliding rail 12, a sliding groove 13, a hydraulic cylinder 14, a pushing plate 15, a limiting block 16, a rectangular through groove 17, a limiting sliding rail 18, a limiting plate 19 and a telescopic rod 20.

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: an expanding device of socket joint type welded steel pipes comprises a bottom plate 1 and a protective shell 2, the right side of the protective shell 2 is fixedly connected with a limiting block 16, a supporting plate is fixedly connected between the bottom of the limiting block 16 and the top of the bottom plate and plays a supporting role for the limiting block 16, telescopic rods 20 are fixedly connected with the top and the bottom of the limiting block 16, the telescopic rods 20 are connected with a control system and an external power supply through wires, one ends of output shafts of the two telescopic rods 20 penetrate through the limiting block 16 and a rectangular through groove 17 and extend to the inside of the rectangular through groove 17, one ends of output shafts of the two telescopic rods 20 are respectively fixedly connected with one sides of two limiting plates 19, the right side and the back side of the limiting block 16 are respectively arranged in the rectangular through groove 17, limiting slide rails 18 are fixedly connected with the front side and the back side of the inner wall of the rectangular through groove 17, and, the surfaces of the two limiting plates 19, which are contacted with the steel pipe, are respectively provided with a protective pad, which plays a role in protecting the steel pipe and preventing scratching damage, the front side and the back side of the left side of the inner wall of the protective shell 2 are both fixedly connected with a hydraulic cylinder 14, one end of an output shaft of the hydraulic cylinder 14 penetrates through the partition plate 3 and extends to the right side of the partition plate 3, one end of an output shaft of the hydraulic cylinder 14 is fixedly connected with a push plate 15, the inner wall of the protective shell 2, which is positioned at the right side of the partition plate 3, is fixedly connected with an annular slide rail 12, the surface of the rotating disc 6 is provided with a chute 13 matched with the annular slide rail 12, the bottom of the protective shell 2 is fixedly connected with the top of the bottom plate 1, the left side between the front side and the back side of the inner wall of the protective shell 2 is fixedly, the one end that motor 4 was kept away from to dwang 5 runs through baffle 3 and extends to the right side of baffle 3, the one end that dwang 5 is located the baffle 3 right side is rotated with the right side of protecting crust 2 inner walls and is connected, the surface of dwang 5 just is located the right side fixedly connected with rolling disc 6 of baffle 3, the left side fixedly connected with fixed block 7 of rolling disc 6, fixed block 7 is total 4, and fixed slot 8 has been seted up to the inside of fixed block 7, spacing groove 9 has all been seted up with the back in the front of fixed slot 8 inner walls, and sliding connection has fly leaf 10 between the relative one side of two spacing groove 9 inner walls, the right side fixedly connected with hole enlargement head 11 of fly leaf 10, hole enlargement head 11 is total 4, and the all inequality of diameter of 4 hole enlargement heads 11, the right side fixed slot of hole enlargement head 11 runs.

When the steel pipe expanding machine is used, the motor 4 is turned on through the external switch, the rotating rod 5 is rotated to drive the rotating disc 6 to rotate, the expanding head 11 to be used is adjusted to a station, the end of a steel pipe enters the space between the upper limiting plate 19 and the lower limiting plate 19 from the right side of the limiting through groove 17 under the action of external conveying equipment and is continuously conveyed to the inside of the protective shell 2 forwards, then the central system controls the telescopic rod 20 to work, the limiting plates 19 drive the steel pipe to move, the height of the steel pipe is adjusted, the offset between the steel pipe and the axial lead of the expanding head 11 is reduced, then the system controls the hydraulic cylinder 14 to work, the pushing plate 15 is moved, the movable plate 10 and the expanding head 11 are pushed to move, the end of the steel pipe is expanded, and after machining is completed, the telescopic rod 20 works, the limiting plates 19 are loosened.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a diameter expanding equipment of socket joint formula welding steel pipe, includes bottom plate (1) and protecting crust (2), the top fixed connection of the bottom of protecting crust (2) and bottom plate (1), its characterized in that: left side fixedly connected with baffle (3) between the positive and the back of protecting crust (2) inner wall to the left side fixedly connected with motor (4) of protecting crust (2) inner wall, one end fixedly connected with dwang (5) of motor (4) output shaft, the one end that motor (4) were kept away from in dwang (5) runs through baffle (3) and extends to the right side of baffle (3), dwang (5) are located the one end on baffle (3) right side and rotate with the right side of protecting crust (2) inner wall and are connected, the surface of dwang (5) just is located right side fixedly connected with rolling disc (6) of baffle (3), the left side fixedly connected with fixed block (7) of rolling disc (6) to fixed slot (8) have been seted up to the inside of fixed block (7).

2. The bell and spigot welded steel pipe expanding apparatus according to claim 1, wherein: limiting grooves (9) are formed in the front and the back of the inner wall of the fixing groove (8), a movable plate (10) is connected between the opposite sides of the inner walls of the two limiting grooves (9) in a sliding mode, an expanding head (11) is fixedly connected to the right side of the movable plate (10), and the right side of the expanding head (11) penetrates through the fixing groove (8) and the fixing block (7) and extends to the outside of the fixing block (7).

3. The bell and spigot welded steel pipe expanding apparatus according to claim 1, wherein: the inner wall of the protective shell (2) is fixedly connected with an annular sliding rail (12) on the right side of the partition plate (3), and a sliding groove (13) matched with the annular sliding rail (12) is formed in the surface of the rotating disc (6).

4. The bell and spigot welded steel pipe expanding apparatus according to claim 1, wherein: the left front and the back of protective housing (2) inner wall all fixedly connected with pneumatic cylinder (14), the one end of pneumatic cylinder (14) output shaft runs through baffle (3) and extends to the right side of baffle (3), the one end fixedly connected with slurcam (15) of pneumatic cylinder (14) output shaft.

5. The bell and spigot welded steel pipe expanding apparatus according to claim 1, wherein: the right side fixedly connected with stopper (16) of protecting crust (2) to stopper (16) right side is full and the rectangle leads to groove (17) all set up with the back in the rectangle, the rectangle leads to the front of groove (17) inner wall and the equal fixedly connected with spacing slide rail (18) in the back, and the equal sliding connection in top and bottom between the relative one side of two spacing slide rails (18) has limiting plate (19).

6. The bell and spigot welded steel pipe expanding apparatus according to claim 5, wherein: the top and the equal fixedly connected with telescopic link (20) in bottom of stopper (16), two the one end of telescopic link (20) output shaft all runs through stopper (16) and rectangle and leads to groove (17) and extend to the inside that the rectangle led to groove (17), two one side fixed connection that the one end of telescopic link (20) output shaft deviates from mutually with two limiting plates (19) respectively.