CN209503499U - A connecting pipe elbow punching production line - Google Patents

Abstract

The utility model discloses a kind of connecting pipings bend pipes to punch production line, including piece-holder fixing pipe, is set to first pipe bending mechanism and the first perforating mechanism of piece-holder fixing pipe one end；First pipe bending mechanism includes bend pipe directive wheel, bend pipe arc-shaped slide rail, bend pipe grafting cylinder and cylinder movable carriage, the cylinder barrel of the bend pipe grafting cylinder is fixedly installed on the cylinder movable carriage, and the piston-rod end of the bend pipe grafting cylinder is coaxially arranged with the fixed inserted block of workpiece；First perforating mechanism includes punching translating rails, punching translation slide, drilling motor and grooved bit, is provided with the anti-deformation hole for cooperating the grooved bit on the fixed inserted block of the workpiece；The piece-holder fixing pipe is put together by fixed clamp semicanal and activity clamping semicanal.The utility model can carry out punching and bend pipe operation in a process, and can prevent occurring the case where workpiece displacement or rotation when bore operation.

Description

A connecting pipe elbow punching production line

technical field

The utility model relates to the technical field of metal pipe processing equipment, in particular to a punching production line for connecting pipe bends.

Background technique

In special applications, the multi-way valve connecting pipe often needs to be drilled in the radial direction, so as to connect the multi-way valve or directly form a three-way joint structure; in addition, the multi-way valve connecting pipe usually needs to be bent according to actual needs. pipe operation, so as to facilitate the installation and assembly of the connecting pipe in a narrow space; the connecting pipe in the prior art usually needs to be drilled and bent in different operating procedures, and the efficiency of the processing operation is low; When working: when the clamping force is insufficient, the connecting pipe is likely to be displaced during drilling, which affects the accuracy of the drilling operation; when the clamping force is too large, it is easy to cause deformation of the clamping position of the connecting pipe .

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a pipe bending production line for connecting pipes, which can perform drilling and pipe bending operations in one process, and can prevent workpiece displacement or rotation during drilling operations. .

The technical scheme that the utility model solves its technical problem adopts is:

A pipe bending production line for connecting pipes, comprising a workpiece clamping and fixing pipe, a first pipe bending mechanism and a first punching mechanism arranged at one end of the workpiece clamping and fixing pipe; the first pipe bending mechanism includes a pipe bending Guide wheels, curved pipe curved slide rails, curved pipe plugged into the cylinder and the movable slide of the cylinder, the cylinder barrel of the curved pipe plugged into the cylinder is fixedly arranged on the movable slide of the cylinder, and the curved pipe plugged into the piston of the cylinder The end of the rod is coaxially provided with a workpiece fixing insert, and the workpiece fixing insert is coaxially facing the workpiece clamping fixed pipe, and the movable sliding seat of the cylinder is movably arranged on the curved slide rail of the elbow; the second A punching mechanism includes a punching translation guide rail, a punching translation slide seat arranged on the punching translation guide rail, a punching motor and a drilling drill bit arranged on the punching translation slide seat, and the workpiece is fixedly inserted The block is provided with an anti-deformation hole matching the perforating drill bit; the workpiece clamping fixed tube is formed by combining a fixed clamping half tube and a movable clamping half tube.

As a further improvement of the above technical solution, the outer side of the fixed clamping half pipe is fixedly connected to the driving rotating shaft, the outer side of the movable clamping half pipe is fixedly connected to the driven rotating shaft, and the driving rotating shaft and the driven rotating shaft The axis of the shaft is horizontally collinear and vertically intersects with the axis of the workpiece clamping and fixing pipe; it also includes a half-pipe driving cylinder, and the end of the piston rod of the half-pipe driving cylinder is coaxially connected with the driven rotating shaft; The hole translation guide rail and the perforating drill bit are parallel to the workpiece clamping fixed pipe when horizontal.

As a further improvement of the above technical solution, it also includes a feeding guide pipe arranged above the workpiece clamping and fixing pipe, and an arc-shaped feeding baffle arranged below the workpiece clamping and fixing pipe; the workpiece clamping and fixing When the tube is vertical, the axis is collinear with the axis of the feeding guide tube; the arc-shaped feeding baffle is arc-shaped coaxial with the drive rotation shaft, and the lower end of the arc-shaped feeding baffle is located at Directly below the driving rotation shaft, the height of the upper end of the arc-shaped feeding baffle is lower than the height of the workpiece clamping and fixing pipe when it is horizontal.

As a further improvement of the above technical solution, a rotating shaft mounting bracket for fixing the driving rotating shaft and a rotating shaft driving motor for driving the driving rotating shaft to rotate are also included.

As a further improvement of the above technical solution, it also includes a second pipe bending mechanism and a second punching mechanism arranged at the other end of the workpiece clamping and fixing pipe, the structure of the second pipe bending mechanism is the same as that of the first pipe bending The mechanism is the same, and the structure of the second punching mechanism is the same as that of the first punching mechanism; the first punching mechanism and the second punching mechanism are respectively located on both sides of the workpiece clamping and fixing pipe, The pipe bending guide wheels of the first pipe bending mechanism and the second pipe bending mechanism are respectively located on both sides of the workpiece clamping and fixing pipe, and the first pipe bending mechanism and the second pipe bending mechanism The arc-shaped slide rails of the curved pipe are also respectively located on both sides of the workpiece clamping and fixing pipe.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model provides a pipe bending production line for connecting pipes. By setting the pipe mechanism and the punching mechanism, the punching and pipe bending operations can be performed in one process; and the punching operation is performed after the pipe is bent. The workpiece fixing plug of the elbow also has the function of fixing the workpiece, which can prevent the workpiece from being displaced or rotated during drilling operations.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the top view structure diagram of the workpiece clamping and fixing pipe, the first pipe bending mechanism, the first punching mechanism, the second pipe bending mechanism and the second punching mechanism described in the utility model;

Fig. 2 is a schematic view of the plan view structure of the workpiece clamping and fixing pipe described in the utility model;

Fig. 3 is a plan view structural diagram of the workpiece clamping and fixing pipe, the feeding guide pipe and the arc-shaped feeding baffle described in the utility model.

Detailed ways

Referring to Fig. 1 to Fig. 3, Fig. 1 to Fig. 3 are structural schematic diagrams of a specific embodiment of the present invention.

As shown in Fig. 1 to Fig. 3, a production line for punching holes in connected piping elbows, including a workpiece clamping and fixing tube, a first bending mechanism and a first punching mechanism arranged at one end of the workpiece clamping and fixing tube; The first bending mechanism includes bending guide wheels 11, bending arc slide rails 12, bending pipe insertion cylinder 13 and cylinder movable slide 14, and the cylinder barrel of the bending pipe insertion cylinder 13 is fixedly arranged on the The movable sliding seat 14 of the cylinder, the piston rod end of the elbow plugged into the cylinder 13 is coaxially provided with a workpiece fixing insert 15, and the workpiece fixing insert 15 is coaxially facing the workpiece clamping fixed pipe, and the cylinder is movable The sliding seat 14 is movably arranged on the curved pipe arc slide rail 12; the first punching mechanism comprises a punching translation guide rail 51, a punching translation slide seat 52 arranged on the described punching translation guide rail 51, a setting On the perforating motor 53 and the perforating drill 54 on the perforating translation slide 52, the workpiece fixing insert 15 is provided with an anti-deformation hole 16 matching the perforating drill 54; the workpiece is clamped and fixed The pipe is formed by splicing a fixed clamping half tube 21 and a movable clamping half tube 31 .

Specifically, the outer side of the fixed clamping half pipe 21 is fixedly connected to the driving rotating shaft 22, the outer side of the movable clamping half pipe 31 is fixedly connected to the driven rotating shaft 32, and the driving rotating shaft 22 and the driven rotating shaft The axis of the shaft 32 is horizontally collinear and vertically intersects with the axis of the workpiece clamping fixed pipe; it also includes a half-pipe driving cylinder 33, and the end of the piston rod of the half-pipe driving cylinder 33 is coaxially connected to the driven rotating shaft 32 ; The perforating translation guide rail 51 and the perforating drill bit 54 are all parallel to the workpiece clamping and fixing pipe when horizontal. It also includes a feeding guide pipe 41 arranged above the workpiece clamping and fixing pipe, and an arc-shaped feeding baffle 42 arranged below the workpiece clamping and fixing pipe; when the workpiece clamping and fixing pipe is vertical, the axis line and The axes of the feeding guide pipe 41 are collinear; the arc-shaped feeding baffle 42 is a circular arc coaxial with the driving rotating shaft 22, and the lower end of the arc-shaped feeding baffle 42 is located at the Directly below the driving rotating shaft 22, the height of the upper end of the arc-shaped feeding baffle 42 is lower than the height of the workpiece clamping and fixing pipe when it is horizontal. It also includes a rotating shaft mounting bracket 23 for fixing the driving rotating shaft 22 and a rotating shaft driving motor 24 for driving the driving rotating shaft 22 to rotate.

During work, firstly, the fixed clamping half-pipe 21 and the movable clamping half-pipe 31 are closed together and keep the axis in a vertical state, and the straight pipe material is cut vertically from the feeding guide pipe 41 Falling into the workpiece clamping fixed tube, the lower end of the workpiece is stopped by the lower end of the arc-shaped feeding baffle 42 and stops falling, and then the fixed clamping half tube 21 and the movable clamping half tube 31 are clamped The workpiece is fixed, and the fixed clamping half pipe 21 starts to rotate under the drive of the driving rotating shaft 22, and at the same time, the movable clamping half pipe 31 rotates together, so that the axis of the workpiece clamping fixed pipe rotates. to level.

Then the workpiece fixing insert 15 of the first pipe bending mechanism is inserted into one end of the workpiece, and the movable sliding seat 14 of the cylinder is driven by an external power mechanism to move along the arc-shaped slide rail 12 of the pipe bending, so that the The first pipe bending mechanism completes the pipe bending process on one end of the workpiece; then the perforating motor 53 drives the perforating drill 54 to rotate and approach the end of the workpiece that has been bent and perform the punching operation to set the anti-deformation hole 16 can prevent concave or convex deformation of the edge of the workpiece punching; finally, the workpiece clamping fixed tube is rotated to the vertical state of the axis, the fixed clamping half tube 21 and the movable clamping half tube 31 are separated, and the workpiece Fall off naturally to complete the unloading.

Further, it also includes a second pipe bending mechanism and a second punching mechanism arranged at the other end of the workpiece clamping and fixing pipe, the structure of the second pipe bending mechanism is the same as that of the first pipe bending mechanism, and the The structure of the second punching mechanism is the same as that of the first punching mechanism; the first punching mechanism and the second punching mechanism are respectively located on both sides of the workpiece clamping fixed pipe, and the first bending The pipe bending guide wheels 11 of the pipe mechanism and the second pipe bending mechanism are respectively located on both sides of the workpiece clamping and fixing pipe, and the bending pipes of the first pipe bending mechanism and the second pipe bending mechanism Tube arc slide rails 12 are also respectively located on both sides of the workpiece clamping and fixing tube. The above preferred structure can bend and punch both ends of the workpiece at the same time, and can balance the force on the workpiece, thereby reducing the force on the clamping and fixing pipe of the workpiece, so as to improve the overall working performance and service life of the equipment .

The preferred embodiment of the utility model has been specifically described above. Of course, the utility model can also adopt different forms from the above-mentioned embodiment. Those skilled in the art are familiar with equivalents made under the premise of not violating the spirit of the utility model. The transformation or corresponding changes should all belong to the protection scope of the present utility model.

Claims (5)

1. A pipe bending production line for connecting pipes, characterized in that: it includes a workpiece clamping and fixing pipe, a first pipe bending mechanism and a first punching mechanism arranged at one end of the workpiece clamping and fixing pipe; the first The pipe bend mechanism includes pipe bend guide wheels (11), pipe bend arc slide rails (12), pipe bend insertion cylinders (13) and cylinder movable slides (14), and the pipe bend insertion cylinders (13) The cylinder barrel is fixedly arranged on the movable sliding seat (14) of the cylinder, and the piston rod end of the elbow plugged cylinder (13) is coaxially provided with a workpiece fixing insert (15), and the workpiece fixing insert (15) The fixed pipe is clamped coaxially towards the workpiece, and the movable sliding seat (14) of the cylinder is movably arranged on the arc-shaped slide rail (12) of the elbow; the first punching mechanism includes a punching translation guide rail (51 ), the punching translation slide seat (52) that is arranged on the described punching translation guide rail (51), the punching motor (53) that is arranged on the described punching translation slide seat (52) and the punching drill bit (54 ), the workpiece fixing insert (15) is provided with an anti-deformation hole (16) that matches the perforating drill (54); Hold half pipe (31) and form. 2. A production line for connecting pipe elbows and punching holes according to claim 1, characterized in that: the outer side of the fixed clamping half pipe (21) is fixedly connected to the driving rotating shaft (22), and the movable clamping half pipe The outer side of the pipe (31) is fixedly connected to the driven rotating shaft (32), the axes of the driving rotating shaft (22) and the driven rotating shaft (32) are horizontally collinear and are fixed with the axis of the workpiece clamping and fixing pipe vertically intersect; also include a half-pipe drive cylinder (33), the piston rod end of the half-pipe drive cylinder (33) is coaxially connected to the driven rotation shaft (32); the perforated translation guide rail (51) and the The workpiece clamping and fixing pipe when the perforating drill bits (54) are all parallel to the horizontal. 3. A production line for connecting and piping elbow drilling according to claim 2, characterized in that it also includes a feeding guide pipe (41) arranged above the workpiece clamping and fixing pipe, and a feeding guide pipe (41) arranged on the workpiece holder Hold the arc-shaped feeding baffle (42) below the fixed pipe; when the workpiece clamps the fixed pipe vertically, the axis is collinear with the axis of the described feeding guide pipe (41); the arc-shaped feeding baffle ( 42) is a circular arc coaxial with the driving rotating shaft (22), the lower end of the arc-shaped feeding baffle (42) is located directly below the driving rotating shaft (22), and the arc-shaped upper The height of the upper end of the material baffle (42) is lower than the height when the workpiece clamping fixed pipe is horizontal. 4. A connecting pipe elbow punching production line according to claim 3, characterized in that: it also includes a rotating shaft mounting bracket (23) for fixing the driving rotating shaft (22) and a rotating shaft mounting bracket (23) for driving the driving rotating shaft (22). The rotary shaft (22) is rotated by a shaft driven motor (24). 5. A production line for punching holes for connected pipe elbows according to claim 1, further comprising a second pipe bending mechanism and a second punching mechanism arranged at the other end of the workpiece clamping and fixing pipe, so that The structure of the second pipe bending mechanism is the same as that of the first pipe bending mechanism, and the structure of the second punching mechanism is the same as that of the first punching mechanism; the first punching mechanism and the second punching mechanism The hole mechanisms are respectively located on both sides of the workpiece clamping and fixing pipe, and the bending guide wheels (11) of the first bending mechanism and the second bending mechanism are respectively located on the sides of the workpiece clamping and fixing pipe. On both sides, the curved pipe arc slide rails (12) of the first pipe bending mechanism and the second pipe bending mechanism are respectively located on both sides of the workpiece clamping and fixing pipe.