CN214080241U

CN214080241U - Double-end saddle type welding groove machining production line

Info

Publication number: CN214080241U
Application number: CN202022692709.6U
Authority: CN
Inventors: 丁晓明; 李绍迎; 梁杰; 吴学军
Original assignee: Zhuzhong Fuhui Power Machinery Co ltd
Current assignee: Zhuzhong Fuhui Power Machinery Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-31
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a double-end saddle type welding groove preparation line, including the material way, fixed saddle beveling machine, movable saddle beveling machine sets up respectively at the material way both ends, and fixed saddle beveling machine, the axis and the material way central line of movable saddle beveling machine are equal height, fixed saddle beveling machine is fixed subaerial, movable saddle beveling machine is fixed on the sliding seat, the sliding seat is fixed on the guide rail, above-mentioned sliding seat passes through lead screw assembly synchronous connection to servo motor, drive the motion of lead screw assembly through servo motor, make sliding seat reciprocating motion all around on the guide rail. The automatic double-head saddle groove machining device is simple in structural design, capable of automatically machining double-head saddle grooves, good in machining quality, high in efficiency, adjustable in parameters, wide in machining range and high in degree of mechanization.

Description

Double-end saddle type welding groove machining production line

Technical Field

The utility model belongs to the technical field of machining, concretely relates to double-end saddle type welding groove machining production line.

Background

In the design of boiler pipelines, in order to ensure full penetration of welding between a pipe and a header, a welding groove between the pipe of a pressure vessel and the header is usually designed in a saddle shape. The contour of the saddle groove is a continuous intersecting line formed by the surface of the pipe and the surface of the header, a common groove machine cannot process the pipe, and a plurality of pressure container manufacturers basically process the saddle groove by single-end manual processing in the process of processing and forming the saddle groove, so that the efficiency is low, the forming quality is different, and the manufacturing cost is increased. When saddle-shaped welding grooves are formed at two ends of a pipeline simultaneously, a single device is manually positioned, the saddle groove end is not planar and cannot be accurately positioned so as to determine the machining length, and in addition, when the saddle grooves at two ends are required to be consistent in circumferential phase, a special machining production line is required to be used for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a double-end saddle type welding groove preparation line has overcome the above-mentioned not enough of prior art, and structural design is simple, automatic processing double-end saddle groove, processingquality are good, efficient, the parameter is adjustable, the range of processing is wide, degree of mechanization is high.

In order to achieve the above design purpose, the utility model discloses a technical scheme as follows:

the utility model provides a double-end saddle type welding groove processing lines, including the material way, fixed saddle beveling machine, movable saddle beveling machine sets up respectively at the material way both ends, and fixed saddle beveling machine, the axis and the material way central line of movable saddle beveling machine are equal height, fixed saddle beveling machine is fixed subaerial, movable saddle beveling machine is fixed on the sliding seat, the sliding seat is fixed on the guide rail, above-mentioned sliding seat passes through lead screw assembly synchronous connection to servo motor, drive the motion of lead screw assembly through servo motor, make the sliding seat reciprocating motion all around on the guide rail.

The fixed saddle beveling machine mainly comprises a beveling machine frame, a cam shaft sleeve, a pneumatic motor, a servo motor, a rotating shaft, a sliding block, a beveling cutter and a positioning pin, wherein a guide rail is arranged on the upper side of a bottom frame of the fixed saddle beveling machine, the sliding block is fixed on the guide rail, a nut is matched on the sliding block, a screw rod is connected with the nut through internal threads, one end of the screw rod is sleeved on the bottom frame in a penetrating manner, the servo motor is synchronously fixed, and the sliding block is controlled to move axially relative to a material channel through the servo motor; fix pneumatic motor on the above-mentioned slider, pneumatic motor's output hookup pivot one end in step, the camshaft cover is cup jointed in step outward to the pivot, camshaft cover can be axial motion in the pivot, be equipped with the cam groove on the excircle of above-mentioned camshaft cover, the one end of locating pin alternates in the cam groove, the other end of locating pin is fixed in the fixed beveling machine frame in chassis top, when camshaft cover is rotatory, carry out axial reciprocating motion in a circumference cycle under the effect of locating pin, pneumatic motor is rotatory, it is rotatory with camshaft cover to drive the pivot, and then it is rotatory to drive the cutter, rotatory in-process, camshaft cover carries out reciprocating motion in the circumference cycle according to the cam orbit curve under the effect of locating pin, it carries out the contour machining work to drive the cutter.

An upper clamping block cylinder of the beveling machine is arranged on the beveling machine frame, the lower end of the cylinder is fixed with the upper clamping block of the beveling machine, and a lower clamping block fixed on the beveling machine frame is arranged opposite to the upper clamping block of the beveling machine; and a bevel cutter is fixed at one end of the cam shaft sleeve opposite to the upper clamping block and the lower clamping block.

Above-mentioned movable saddle beveling machine adopts the structure the same with fixed saddle beveling machine, and the mode that adopts threaded connection on movable saddle beveling machine's the chassis cup joints adjustable lead screw, and adjustable lead screw one end synchronous connection is to servo motor, drives adjustable lead screw through servo motor and rotates, and then makes movable saddle beveling machine reciprocating motion.

With the perpendicular work or material rest that sets up a plurality of side by side that sets up is said to the material, and the work or material rest welding is in work or material rest base upper end, and the work or material rest is the structure that 15 degrees settings of slope set up, and the one end that the material was said was kept away from to the work or material rest is higher than the one end that is close to the material and says, the material is said and is equipped with oblique baffle in one side that is close to the work or material rest for block the work piece.

The lower side between the material channel and the material rack is provided with a feeding rod, the feeding rod can be lifted, when the feeding rod is lifted, a workpiece at the inclined baffle is jacked, and the workpiece passes through the inclined baffle and continuously slides to the material channel.

The material channel is provided with an inductor, a plurality of rollers arranged side by side are arranged at the position of the material channel, the rollers are coaxially connected with a material channel driving chain disc, the material channel driving chain disc is synchronously connected to a driving motor through a material channel transmission chain, and the driving motor is fixed on a material rack base.

Still be equipped with the material device cylinder of kicking with the material way relatively on the work or material rest base, kick the output end fixed of material device cylinder and kick the flitch, kick the flitch setting and say the downside at the material.

Double-end saddle type welding groove preparation line's beneficial effect be: an operator only needs to hang the pipes subjected to batch blanking on the material rack, sets related length parameters, changes the matched cam shaft sleeve, can open the equipment to automatically process the double-end saddle groove, and automatically kick the materials after the processing is finished, so that the continuous automation of the single-pipe double-end saddle groove processing is realized. The device has the advantages of simple structural design, good processing quality, high efficiency, adjustable parameters and wide processing range.

Its advantage still includes specifically:

1. the equipment can automatically finish the processing of the double-head saddle groove by setting parameters once and adjusting the cam, and the movement in three directions can be synchronously realized, (1) the movement in the circumferential direction is finished, and the circumferential groove rotary processing of the steel pipe is finished; (2) the cutter moves back and forth axially to complete the axial displacement required by the profiling machining; (3) and finishing the feeding motion required by the pipe end groove machining.

2. Both ends are processed simultaneously, and production efficiency is high.

3. The circumferential phase of the saddle welding groove can be independently determined by the equipment at the two ends, and the positioning is accurate.

4. The length of the workpiece after the equipment processing can be realized, and the processing is accurate.

Drawings

FIG. 1 is a schematic view of a double-head saddle type welding groove processing production line of the present invention;

FIG. 2 is a side view of the double-ended saddle welding groove machining line of the present invention;

FIG. 3 is a cam track curve diagram of the double-head saddle type welding groove processing production line of the present invention;

fig. 4 is a perspective view of the fixed saddle beveling machine of the present invention;

fig. 5 is a perspective view of the fixed saddle beveling machine according to another angle of the present invention;

fig. 6 is a perspective view of the movable saddle beveling machine of the present invention;

FIG. 7 is a perspective view of another angle of the movable saddle beveling machine of the present invention

Fig. 8 is a perspective view of the material shelf of the present invention;

fig. 9 is a perspective view of the rack according to another angle of the present invention.

Detailed Description

As shown in fig. 1-9, in the embodiment of the utility model, double-end saddle type welding groove preparation production line, including material way 1, fixed saddle beveling machine 100, movable saddle beveling machine 200 sets up respectively at material way 1 both ends, and fixed saddle beveling machine 100, the axis and the material way central line of movable saddle beveling machine 200 are equal height, fixed saddle beveling machine 100 is fixed subaerial, movable saddle beveling machine 200 is fixed on the sliding seat, the sliding seat is fixed on the guide rail, above-mentioned sliding seat passes through lead screw component synchronous connection to servo motor, drive the motion of lead screw component through servo motor, make the sliding seat reciprocating motion back and forth on the guide rail, above-mentioned movable saddle beveling machine 200 can be adjusted by oneself according to the actual length of supplied materials pipe.

The fixed saddle beveling machine 100 mainly comprises a beveling machine frame 4, a cam shaft sleeve 5, a pneumatic motor 6, a servo motor 7, a rotating shaft 9, a sliding block 10, a beveling cutter 11 and a positioning pin 19, wherein a guide rail is arranged on the upper side of a bottom frame of the fixed saddle beveling machine 100, the sliding block 10 is fixed on the guide rail, the sliding block 10 is matched with a nut, the nut is connected with a screw rod in an internal thread manner, one end of the screw rod is sleeved on the bottom frame in a penetrating manner and is synchronously fixed with the servo motor 7, the servo motor 7 is used for controlling the sliding block 10 to move axially relative to a material channel 1, and the action is used for feeding and retracting the cutter; the pneumatic motor 6 is fixed on the slide block 10, the output end of the pneumatic motor 6 is synchronously connected with one end of a rotating shaft 9, a flat key is arranged on the excircle of the rotating shaft 9, the camshaft sleeve 5 is of a tubular structure, a key groove is processed on the inner diameter of the camshaft sleeve 5, the rotating shaft 9 is arranged in the camshaft sleeve 5 and is synchronously connected through the flat key, the camshaft sleeve 5 can axially move on the rotating shaft 9, a cam groove processed according to a cam track curve required by actual profiling processing is arranged on the excircle of the camshaft sleeve 5, one end of a positioning pin 19 is inserted in the cam groove, the other end of the positioning pin 19 is fixed on a beveling machine frame 4 fixed at the top end of a chassis, when the camshaft sleeve 5 rotates, axial reciprocating motion is carried out in a circle period under the action of the positioning pin 19, the pneumatic motor rotates to drive the rotating shaft 9 and the camshaft sleeve 5 to rotate, and further drive a cutter to rotate, the cam shaft sleeve 5 reciprocates in a circumferential cycle according to a cam track curve under the action of the positioning pin 19 to drive a cutter to perform profiling work.

An upper clamping block cylinder 3 of the beveling machine is arranged on the beveling machine frame 4, the lower end of the cylinder 3 is fixed with an upper clamping block 2 of the beveling machine, a lower clamping block fixed on the beveling machine frame 4 is arranged opposite to the upper clamping block 2 of the beveling machine, the upper clamping block cylinder 3 is controlled through a PLC signal to enable the upper clamping block to rise, and after a workpiece is clamped, the upper clamping block cylinder 3 controls the upper clamping block 2 to press the workpiece 14, so that the upper clamping block and the lower clamping block clamp the workpiece; and a bevel cutter 11 is fixed at one end of the cam shaft sleeve 5 opposite to the upper clamping block 2 and the lower clamping block.

Above-mentioned movable saddle beveling machine 200 adopts the structure the same with fixed saddle beveling machine 100, and adjustable lead screw 8 is cup jointed to the mode that adopts threaded connection on movable saddle beveling machine 200's the chassis, and 8 one end synchronous connections of adjustable lead screw are to servo motor, drive adjustable lead screw 8 through servo motor and rotate, and then make movable saddle beveling machine 200 reciprocating motion.

With material way 1 sets up a plurality of work or material rest 15 that set up side by side perpendicularly, work or material rest 15 welds in work or material rest base 17 upper end, and work or material rest 15 is the structure that 15 degrees settings of slope set up, and the one end that material rest 15 kept away from material way 1 is higher than the one end that is close to material way 1, and work piece 14 is because the dead weight, along the inclination of work or material rest 15, top-down landing, one side that is close to work or material rest 15 on material way 1 is equipped with oblique baffle 21 for block work piece 14.

The lower side between the material channel 1 and the material rack 15 is provided with a feeding rod 20, the feeding rod 20 can be lifted, when the feeding rod 20 is lifted, a workpiece at the inclined baffle 21 is jacked, and the workpiece passes over the inclined baffle 21 and continuously slides to the material channel 1.

The feeding rod 20 is vertically arranged and is controlled to ascend and descend by an air cylinder fixed on the material rack 15.

The material channel 1 is provided with an inductor for inducing a workpiece, the material channel 1 is provided with a plurality of rollers 23 arranged side by side, the rollers 23 are coaxially connected with a material channel driving chain disc 13, the material channel driving chain disc 13 is synchronously connected to a driving motor 23 through a material channel transmission chain 18, and the driving motor 23 is fixed on a material rack base 17; when the automatic beveling machine is used, when the sensor detects that a workpiece 14 exists, the driving motor 23 starts to rotate, the material channel driving chain disc 13 is driven to rotate through the material channel transmission chain 18, the roller 23 is driven to rotate, the workpiece is sent to the specified reference position of the fixed beveling machine 100 at one end of the material channel when the roller 23 rotates, the driving motor 23 stops, the movable saddle beveling machine 200 at the other end moves to the set length position of the workpiece through the servo motor and the screw rod 8 assembly, the upper clamping cylinders 3 of the two beveling machines simultaneously extend out, and the upper clamping block 2 is driven to downwards press two ends of the workpiece 14.

After the workpiece 14 is clamped, the pneumatic motors 6 and the servo motors 7 of the fixed saddle beveling machine 100 and the movable saddle beveling machine 200 are started simultaneously, the servo motors 7 enable the sliding blocks 10 to move through the screw rod assemblies, so that the beveling cutters 11 fixed on the pneumatic motors 6 on the sliding blocks 10 move towards the pipe ends of grooves to be machined, and the fast forward speed, the fast backward speed and the working position of the servo motors 7 can be set by programs. When the saddle groove is machined, the groove cutter 11 rotates and moves longitudinally along the rotating shaft 9 under the action of the cam shaft sleeve 5, namely moves longitudinally along the circumferential direction, so that the saddle groove is machined. When the groove is machined to a designated position, the slide block 10 is rapidly retracted through the servo motor 7, and then the pneumatic motor 6 is stopped.

The material rack base 17 is also provided with a material kicking device cylinder 12 opposite to the material channel 1, the output end of the material kicking device cylinder 12 is fixedly provided with a material kicking plate 16, the material kicking plate 16 is arranged at the lower side of the material channel 1, when the sliding blocks 10 of the fixed saddle beveling machine 100 and the movable saddle beveling machine 200 are all retreated to designated positions, the upper clamping cylinders 3 of the two beveling machines are simultaneously contracted to loosen a workpiece 14, the movable saddle beveling machine 200 is retreated to the designated positions by the servo motor and the screw rod 8 component, the material kicking device cylinder 12 drives the material kicking plate 16 to ascend to kick the workpiece in the material channel 1 away from the roller, slide out by self weight and fall into the material rack.

And repeating the steps to finish the automatic processing of the whole production line.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a double-end saddle type welding groove preparation line which characterized in that: including the material way, fixed saddle beveling machine, movable saddle beveling machine sets up respectively at the material way both ends, and fixed saddle beveling machine, the axis of movable saddle beveling machine is equal high with the material way central line, fixed saddle beveling machine is fixed subaerial, movable saddle beveling machine is fixed on the sliding seat, the sliding seat is fixed on the guide rail, above-mentioned sliding seat passes through lead screw assembly synchronous connection to servo motor, drive the motion of lead screw assembly through servo motor, make sliding seat reciprocating motion all around on the guide rail.

2. The double-ended saddle-shaped welding groove machining production line according to claim 1, characterized in that: the fixed saddle beveling machine mainly comprises a beveling machine frame, a cam shaft sleeve, a pneumatic motor, a servo motor, a rotating shaft, a sliding block, a beveling cutter and a positioning pin, wherein a guide rail is arranged on the upper side of a bottom frame of the fixed saddle beveling machine, the sliding block is fixed on the guide rail, a nut is matched on the sliding block, a screw rod is connected with the nut through internal threads, one end of the screw rod is sleeved on the bottom frame in a penetrating manner, the servo motor is synchronously fixed, and the sliding block is controlled to move axially relative to a material channel through the servo motor; the pneumatic motor is fixed on the sliding block, the output end of the pneumatic motor is synchronously connected with one end of the rotating shaft, the cam shaft sleeve is synchronously sleeved outside the rotating shaft, the cam shaft sleeve can move axially on the rotating shaft, the outer circle of the cam shaft sleeve is provided with a cam groove, one end of the positioning pin is inserted in the cam groove, the other end of the positioning pin is fixed on a frame of the beveling machine fixed at the top end of the bottom frame, and when the cam shaft sleeve rotates, axial reciprocating motion is carried out in a circle period under the action of the positioning pin.

3. The double-ended saddle-shaped welding groove machining production line according to claim 2, characterized in that: an upper clamping block cylinder of the beveling machine is arranged on the beveling machine frame, the lower end of the cylinder is fixed with the upper clamping block of the beveling machine, and a lower clamping block fixed on the beveling machine frame is arranged opposite to the upper clamping block of the beveling machine; and the camshaft sleeve is provided with a rotating shaft and a bevel cutter.

4. The double-ended saddle-shaped welding groove machining production line according to claim 3, characterized in that: above-mentioned movable saddle beveling machine adopts the structure the same with fixed saddle beveling machine, and the mode that adopts threaded connection on movable saddle beveling machine's the chassis cup joints adjustable lead screw, and adjustable lead screw one end synchronous connection is to servo motor, drives adjustable lead screw through servo motor and rotates, and then makes movable saddle beveling machine reciprocating motion.

5. The double-ended saddle welding groove machining production line according to claim 4, characterized in that: with the perpendicular work or material rest that sets up a plurality of side by side that sets up is said to the material, and the work or material rest welding is in work or material rest base upper end, and the work or material rest is the structure that 15 degrees settings of slope set up, and the one end that the material was said was kept away from to the work or material rest is higher than the one end that is close to the material and says, the material is said and is equipped with oblique baffle in one side that is close to the work or material rest for block the work piece.

6. The double-ended saddle welding groove machining production line according to claim 5, characterized in that: the lower side between the material channel and the material rack is provided with a feeding rod, the feeding rod can be lifted, when the feeding rod is lifted, a workpiece at the inclined baffle is jacked, and the workpiece passes through the inclined baffle and continuously slides to the material channel.

7. The double-ended saddle welding groove machining production line according to claim 6, characterized in that: the material channel is provided with an inductor, a plurality of rollers arranged side by side are arranged at the position of the material channel, the rollers are coaxially connected with a material channel driving chain disc, the material channel driving chain disc is synchronously connected to a driving motor through a material channel transmission chain, and the driving motor is fixed on a material rack base.

8. The double-ended saddle welding groove machining production line according to claim 7, characterized in that: still be equipped with the material device cylinder of kicking with the material way relatively on the work or material rest base, kick the output end fixed of material device cylinder and kick the flitch, kick the flitch setting and say the downside at the material.