CN215392065U

CN215392065U - Bending die for producing bent pipe

Info

Publication number: CN215392065U
Application number: CN202121852800.8U
Authority: CN
Inventors: 戴钰溥; 张森; 陈长军
Original assignee: Yingkou Shengxiang Pipe Fittings Co ltd
Current assignee: Yingkou Shengxiang Pipe Fittings Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-04
Anticipated expiration: 2031-08-10

Abstract

The utility model belongs to the field of bent pipe production, in particular to a bending mould for producing bent pipes, aiming at the problems that the bending angle of the pipeline is fixed by the existing bending mould, the bent part on the bending mould is inconvenient to replace, the pipeline cannot be bent into different angles, the application range is limited, and the use effect is influenced, the utility model provides a scheme that the bending mould comprises a mould long pipe, the right end of the mould long pipe can be separated from a movable clamp to be provided with a connecting pipe, the sizes of the connecting pipe and the mould long pipe are consistent, the right end of the connecting pipe is integrally provided with a bending pipe, the interior of the mould long pipe is fixedly provided with a connecting block, and the right side of the connecting block is provided with a connecting groove. Wide application range and good use effect.

Description

Bending die for producing bent pipe

Technical Field

The utility model relates to the technical field of bent pipe production, in particular to a bending die for producing bent pipes.

Background

The bent pipe is bent by adopting a set of bending die and is divided into two processes of cold bending and hot pushing. Most of the machine equipment and pipelines are bent pipes which are mainly used for oil transportation, gas transportation, liquid transportation and the like.

The bending angle of the pipeline is fixed by the existing bending die, the bending part on the bending die is not convenient to replace, different angles cannot be formed by bending the pipeline, the application range is limited, and the using effect is influenced, so that the bending die for producing the bent pipe is provided, and the problem is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the prior art, the bending angle of a pipeline is fixed by a bending die, the bending part on the bending die is inconvenient to replace, the pipeline cannot be bent into different angles, the application range is limited, and the use effect is influenced, and provides the bending die for producing a bent pipe.

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

a bending die for producing a bent pipe comprises a long die tube, wherein a connecting tube can be detachably clamped at the right end of the long die tube, the connecting tube and the long die tube have the same size, and the right end of the connecting pipe is integrally provided with a bending pipe, the interior of the long pipe of the die is fixedly provided with a connecting block, the right side of the connecting block is provided with a connecting groove, a fixed block is fixedly arranged inside the connecting pipe, the fixed block is arranged in a hollow way, and the inner wall of the right side of the fixed block is provided with a thread plate in a sliding way, the left side of the thread plate is movably provided with an upper connecting plate, the inner wall of the bottom of the fixed block is provided with a vertical sliding plate in a sliding way, and the left side movable mounting of vertical slide has even board down, go up even board and even swing joint has the round pin board with even swing joint even the left end of linking the board down all extends to the inside of spread groove, one side that two round pin boards kept away from each other can break away from the activity respectively with the top inner wall and the bottom inner wall of spread groove and clamp.

Preferably, in order to improve the structural strength of the bent pipe, a support bending part is fixedly mounted inside the bent pipe, a pull handle is fixedly mounted at the bottom of the support bending part, and the bottom of the pull handle is located below the bent pipe.

Preferably, for the convenience of carrying out the butt joint position of connecting pipe and mould long tube and fixing a position, fixed mounting has the locating piece on the left side inner wall of spread groove, and the right side of locating piece has seted up the constant head tank, the left side fixed mounting of fixed block has the locating plate, and the left end of locating plate extend to the inside of constant head tank and can break away from the activity with the constant head tank and clamp.

Preferably, for the convenience of carrying on spacingly and supporting two cotter boards, the equal fixed mounting in top and the bottom of locating plate has the L shaped plate, the right side of two L shaped plates respectively with the left side sliding connection of two cotter boards, all seted up the cotter way on the top inner wall of spread groove and the bottom inner wall, the one end that two cotter boards are close to each other extends to the inside of two cotter ways respectively and can break away from the activity with two cotter ways respectively and clamp.

Preferably, for improving driven stability, rotate on the front side inner wall of fixed block and install the rotation axis, and the fixed cover in the outside of rotation axis is equipped with a bevel gear, rotate on the top inner wall of fixed block and install the screw rod, and the fixed cover in the outside of screw rod is equipped with No. two bevel gears, and No. two bevel gears and a bevel gear mesh mutually, screw rod and thread plate threaded connection, the front side of connecting pipe is opened and is equipped with the circular slot, the front end of rotation axis extends to the inside and the fixed mounting of circular slot and has the knob.

Preferably, in order to promote linkage, simplify the operation step, slidable mounting has same horizontal slide on the left side inner wall of fixed block and the right side inner wall, and the top fixed mounting of horizontal slide has T type slide, the left side of T type slide and the right side fixed mounting of threading board, and the right side of T type slide and the right side inner wall sliding connection of fixed block, the bottom movable mounting of horizontal slide has the linkage handle, and the bottom of linkage handle and the top swing joint of vertical slide.

The utility model has the beneficial effects that: the butt joint position of the bending pipe and the connecting pipe can be provided with a heating ring, in order to heat the pipeline to be bent, when the device is used, the pipeline to be bent is sleeved outside the long pipe of the die, the pipeline to be bent is heated at the butt joint position of the bending pipe and the connecting pipe, the pipeline to be bent is bent by using the bending pipe, when the pipeline to be bent needs to be bent into different angles according to actual requirements, the knob is rotated to enable the knob and the rotating shaft to rotate, the linkage of the screw rod and the rotating shaft can be realized through the meshing relation of the first bevel gear and the second bevel gear, the rotation of the screw rod can be converted into the downward movement of the thread plate, the upper connecting plate is used for driving the pin plate above to move downwards, meanwhile, the transverse sliding plate can move downwards along with the thread plate, the vertical sliding plate can be driven to move rightwards through the arranged linkage handle, and then the lower connecting plate is used for driving the vertical sliding plate to move downwards, the lower pin plate can be driven to move upwards, the clamping state of the fixed block and the connecting block is relieved, the connecting pipe is pulled transversely, the connecting pipe and the bent pipe meeting the requirements are replaced, compared with a conventional bending die for producing bent pipes, the bent pipe and the connecting pipe can be replaced according to actual requirements, the pipeline to be bent can be bent into different angles, the application range is wide, and the using effect is good;

in order to solve the problem that the thread plate can synchronously rotate along with the screw rod, the situation that the thread plate can synchronously rotate along with the screw rod can be avoided through the T-shaped sliding plate arranged on the right side of the thread plate and the sliding connection relationship between the right side of the T-shaped sliding plate and the inner wall of the right side of the fixed block;

in order to solve the problems of hollow interior of the bent pipe and different structural strength, the bent pipe can be supported by the support bending part arranged in the bent pipe, so that the structural strength of the bent pipe is improved.

Drawings

FIG. 1 is a perspective view of a portion of a bending mold for producing bent pipes according to the present invention;

FIG. 2 is a schematic structural diagram of a bending mold for producing bent pipes according to the present invention;

FIG. 3 is a perspective view of a screw structure of a bending mold for producing bent pipes according to the present invention;

fig. 4 is an enlarged schematic view of a portion a of the bending die for producing bent pipes according to the present invention in fig. 2.

In the figure: the device comprises a long die tube 1, a connecting tube 2, a bent tube 3, a support bent part 4, a connecting block 5, a positioning block 6, a fixing block 7, a rotating shaft 8, a screw rod 9, a threaded plate 10, an upper connecting plate 11, a transverse sliding plate 12, a linkage handle 13, a vertical sliding plate 14, a lower connecting plate 15, a 16L-shaped plate, a 17 pin plate, a positioning plate 18, a circular groove 19 and a knob 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-4, a bending die for producing bent pipes, comprising a die long tube 1, a connecting tube 2 is movably clamped at the right end of the die long tube 1, the connecting tube 2 and the die long tube 1 are consistent in size, a bent tube 3 is integrally arranged at the right end of the connecting tube 2, a connecting block 5 is fixedly arranged inside the die long tube 1, a connecting groove is formed in the right side of the connecting block 5, a fixed block 7 is fixedly arranged inside the connecting tube 2, the fixed block 7 is hollow, a threaded plate 10 is slidably arranged on the inner wall of the right side of the fixed block 7, an upper connecting plate 11 is movably arranged on the left side of the threaded plate 10, a vertical sliding plate 14 is slidably arranged on the inner wall of the bottom of the fixed block 7, a lower connecting plate 15 is movably arranged on the left side of the vertical sliding plate 14, the left ends of the upper connecting plate 11 and the lower connecting plate 15 both extend into the connecting groove and are movably connected with pin plates 17, and one side of each pin plate 17 can be separated from the inner wall of the top and can be separated from the inner wall and moved from the inner wall of the bottom of the connecting groove And (6) clamping.

Example two

The following further improvements are made on the basis of the first embodiment:

in the utility model, in order to improve the structural strength of the bent pipe 3, the support bent part 4 is fixedly arranged inside the bent pipe 3, the pull handle is fixedly arranged at the bottom of the support bent part 4, and the bottom of the pull handle is positioned below the bent pipe 3.

In the utility model, in order to position the butt joint position of the connecting pipe 2 and the long mould pipe 1, the positioning block 6 is fixedly arranged on the inner wall of the left side of the connecting groove, the positioning groove is formed in the right side of the positioning block 6, the positioning plate 18 is fixedly arranged on the left side of the fixing block 7, and the left end of the positioning plate 18 extends into the positioning groove and can be movably clamped with the positioning groove in a detachable mode.

In the utility model, in order to limit and support the two pin plates 17, the top and the bottom of the positioning plate 18 are both fixedly provided with the L-shaped plates 16, the right sides of the two L-shaped plates 16 are respectively connected with the left sides of the two pin plates 17 in a sliding manner, the inner walls of the top and the bottom of the connecting groove are both provided with the pin grooves, and the ends, close to each other, of the two pin plates 17 respectively extend into the two pin grooves and can be respectively separated from the two pin grooves for movable clamping.

In the utility model, in order to improve the transmission stability, a rotating shaft 8 is rotatably mounted on the inner wall of the front side of a fixed block 7, a first bevel gear is fixedly sleeved on the outer side of the rotating shaft 8, a screw 9 is rotatably mounted on the inner wall of the top of the fixed block 7, a second bevel gear is fixedly sleeved on the outer side of the screw 9 and is meshed with the first bevel gear, the screw 9 is in threaded connection with a threaded plate 10, a circular groove 19 is formed in the front side of a connecting pipe 2, and the front end of the rotating shaft 8 extends into the circular groove 19 and is fixedly provided with a knob.

In the utility model, in order to improve linkage and simplify operation steps, the same transverse sliding plate 12 is slidably mounted on the inner wall of the left side and the inner wall of the right side of the fixed block 7, a T-shaped sliding plate is fixedly mounted at the top of the transverse sliding plate 12, the left side of the T-shaped sliding plate and the right side of the thread plate 10 are fixedly mounted, the right side of the T-shaped sliding plate is slidably connected with the inner wall of the right side of the fixed block 7, a linkage handle 13 is movably mounted at the bottom of the transverse sliding plate 12, and the bottom of the linkage handle 13 is movably connected with the top of the vertical sliding plate 14.

In the utility model, when in use, a pipeline to be bent is sleeved outside a long pipe 1 of a die, the pipeline to be bent is heated at the joint of a bent pipe 3 and a connecting pipe 2, the pipeline to be bent is bent by using the bent pipe 3, when the pipeline to be bent needs to be bent into different angles according to actual requirements, a knob 20 is rotated to enable the knob 20 and a rotating shaft 8 to rotate, the linkage of a screw 9 and the rotating shaft 8 can be realized through the meshing relationship of a first bevel gear and a second bevel gear, the rotation of the screw 9 can be converted into the downward movement of a thread plate 10, an upper connecting plate 11 is arranged to drive an upper pin plate 17 to move downward, meanwhile, a transverse sliding plate 12 can move downward along with the thread plate 10, a vertical sliding plate 14 can be driven to move rightward through an arranged linkage handle 13, and a lower connecting plate 15 is arranged to drive a lower pin plate 17 to move upward, remove the state of clamping of fixed block 7 and connecting block 5, transversely stimulate connecting pipe 2, change the connecting pipe 2 that meets the requirements and the pipe 3 of bending, than the mould of buckling of conventional production return bend, can change according to actual demand fifty percent discount return bend 3 and connecting pipe 2, can bend into different angles with the pipeline of waiting to bend, application scope is wide, and the result of use is good.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a mould of buckling of production return bend, includes mould long tube (1), the right-hand member of mould long tube (1) can be clamped connecting pipe (2) from the activity, its characterized in that, the size of connecting pipe (2) and mould long tube (1) is unanimous, and the right-hand member an organic whole of connecting pipe (2) is provided with pipe (3) of bending, the inside fixed mounting of mould long tube (1) has connecting block (5), and the right side of connecting block (5) has seted up the spread groove, the inside fixed mounting of connecting pipe (2) has fixed block (7), fixed block (7) are the cavity setting, and slidable mounting has thread plate (10) on the right side inner wall of fixed block (7), and the left side movable mounting of thread plate (10) has last even board (11), slidable mounting has vertical slide (14) on the bottom inner wall of fixed block (7), and the left side movable mounting of vertical slide (14) has lower even board (15), the left ends of the upper connecting plate (11) and the lower connecting plate (15) extend to the inside of the connecting groove and are movably connected with pin plates (17), and one sides, far away from each other, of the two pin plates (17) can be respectively and movably clamped with the inner wall of the top and the inner wall of the bottom of the connecting groove.

2. The bending die for producing bent pipes according to claim 1, wherein the inner portion of the bent pipe (3) is fixedly provided with a supporting bent portion (4), the bottom of the supporting bent portion (4) is fixedly provided with a pull handle, and the bottom of the pull handle is located below the bent pipe (3).

3. The bending die for producing the bent pipe according to claim 1, wherein a positioning block (6) is fixedly mounted on the inner wall of the left side of the connecting groove, a positioning groove is formed in the right side of the positioning block (6), a positioning plate (18) is fixedly mounted on the left side of the fixing block (7), and the left end of the positioning plate (18) extends into the positioning groove and can be movably clamped with the positioning groove in a detachable manner.

4. The bending die for producing the bent pipe according to claim 3, wherein the top and the bottom of the positioning plate (18) are fixedly provided with L-shaped plates (16), the right sides of the two L-shaped plates (16) are slidably connected with the left sides of the two pin plates (17), the top inner wall and the bottom inner wall of the connecting groove are respectively provided with a pin groove, and the ends of the two pin plates (17) close to each other extend into the two pin grooves respectively and can be separated from the two pin grooves for movable clamping.

5. The bending die for producing the bent pipe according to claim 1, wherein a rotating shaft (8) is rotatably mounted on the inner wall of the front side of the fixing block (7), a bevel gear is fixedly sleeved on the outer side of the rotating shaft (8), a screw rod (9) is rotatably mounted on the inner wall of the top of the fixing block (7), a bevel gear is fixedly sleeved on the outer side of the screw rod (9), the bevel gear is meshed with the bevel gear, the screw rod (9) is in threaded connection with a threaded plate (10), a circular groove (19) is formed in the front side of the connecting pipe (2), and the front end of the rotating shaft (8) extends to the inside of the circular groove (19) and is fixedly mounted with a knob.

6. The bending die for producing the bent pipe according to claim 1, wherein the same transverse sliding plate (12) is slidably mounted on the inner wall of the left side and the inner wall of the right side of the fixing block (7), a T-shaped sliding plate is fixedly mounted at the top of the transverse sliding plate (12), the left side of the T-shaped sliding plate and the right side of the thread plate (10) are fixedly mounted, the right side of the T-shaped sliding plate is slidably connected with the inner wall of the right side of the fixing block (7), a linkage handle (13) is movably mounted at the bottom of the transverse sliding plate (12), and the bottom of the linkage handle (13) is movably connected with the top of the vertical sliding plate (14).