CN110711876A

CN110711876A - Steel pipe machining equipment based on PLC control

Info

Publication number: CN110711876A
Application number: CN201910839910.1A
Authority: CN
Inventors: 邓小鸿; 王星智
Original assignee: College Of Applied Science Jiangxi University Of Science And Technology
Current assignee: College Of Applied Science Jiangxi University Of Science And Technology
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-01-21

Abstract

The invention discloses a steel pipe processing device based on PLC control, which comprises: a supporting seat; the fixing part is arranged on the supporting seat; a screw connected to the fixing part; two spacing portions, follow the length direction of screw distributes in proper order, wherein, spacing portion includes: the thread block is in threaded connection with the screw rod; the rotating block is rotationally connected with the thread block; a plurality of supporting parts, wind the circumference of screw rod distributes in proper order, wherein, the supporting part includes: two connecting pieces; the two ends of the top plate are respectively pivoted with the rotating blocks in the two limiting parts through the two connecting pieces; a drill bit; and the power part is used for driving the drill bit to drill the steel pipe. The invention can effectively drill the steel pipe, and has high precision and good effect.

Description

Steel pipe machining equipment based on PLC control

Technical Field

The invention relates to the technical field of steel pipe machining, in particular to steel pipe machining equipment based on PLC control.

Background

In order to facilitate the use of the steel pipe, the steel pipe needs to be punched, but the existing punching machine has some defects.

Patent, application number, previously filed by the applicant: 201710067630.4 discloses an intelligent steel tube drilling device, which comprises a steel tube fixing workbench, a drilling machine moving workbench, an automatic feed drilling machine, a negative pressure pump and a negative pressure tank; the automatic feed drilling machine is characterized in that a first guide rail is fixed on the steel pipe fixing workbench, a steel pipe supporting mechanism is arranged on the first guide rail and is in sliding fit with the first guide rail, the drilling machine moving workbench is arranged on one side of the steel pipe fixing workbench, a second guide rail is arranged on the drilling machine moving workbench, the bottom of the automatic feed drilling machine is in sliding fit with the second guide rail through a drilling machine support, and a third step motor is arranged on one side of the drilling machine moving workbench. This technical scheme location that can not be fine when fixed steel pipe has the error, leads to the machining precision low, and the installation is dismantled complicacy, reduces production efficiency. This technical scheme only from the fixed steel pipe of one end, causes the steel pipe to rock easily, and machining error is great.

In the application No.: 201821617910.4 discloses an equidistance drilling machine for copper pipe processing, including bottom plate and drilling rod, one side fixedly connected with motor at bottom plate top, the output shaft of motor passes through shaft coupling fixedly connected with threaded rod, the opposite side fixedly connected with fixed plate at bottom plate top, the one end that the motor was kept away from to the threaded rod is passed through the bearing and is rotated with one side of fixed plate and be connected, the surperficial threaded connection of threaded rod has first thread bush, the bottom fixedly connected with slider of first thread bush, this technical scheme can not effectively fix a position the steel pipe equally, drilling accuracy is low.

In view of the above, the present application is provided.

Disclosure of Invention

In order to solve at least one technical problem in the background art, the invention provides steel pipe machining equipment based on PLC control, which can effectively position a steel pipe and improve the drilling precision.

The invention provides steel pipe machining equipment based on PLC control, which comprises:

a supporting seat;

the fixing part is arranged on the supporting seat;

a screw connected to the fixing part;

two spacing portions, follow the length direction of screw distributes in proper order, wherein, spacing portion includes:

the thread block is in threaded connection with the screw rod;

the rotating block is rotationally connected with the thread block;

a plurality of supporting parts, wind the circumference of screw rod distributes in proper order, wherein, the supporting part includes:

two connecting pieces;

the two ends of the top plate are respectively pivoted with the rotating blocks in the two limiting parts through the two connecting pieces;

a drill bit;

and the power part is used for driving the drill bit to drill the steel pipe.

Preferably, the fixing portion includes a first fixing member, wherein the first fixing member includes:

the first supporting piece is connected with the supporting seat;

a threaded tube connected with the first support member;

the threaded rod is in threaded connection with the threaded pipe;

one end of the screw rod is provided with a threaded hole matched with the threaded rod.

Preferably, the threaded pipe is rotatably connected with the first support;

the first stationary assembly further comprises:

and the positioning piece is used for fixing the threaded pipe.

Preferably, the first supporting piece is provided with a first positioning hole; a second positioning hole which corresponds to the first positioning hole is arranged on the threaded pipe; the locating piece comprises a locating rod, and the locating rod is matched with the first locating hole and the second locating hole.

Preferably, one end of the threaded rod, which is far away from the threaded rod, is provided with a handle.

Preferably, the fixing part further comprises a second fixing component, wherein the second fixing component comprises:

the second supporting piece is positioned on one side of the screw rod, which is far away from the threaded rod, and the second supporting piece is connected with the supporting seat;

the connecting shaft is rotatably connected with the second supporting piece and is connected with one end of the screw rod, which is far away from the threaded rod;

the output end of the motor is connected with the connecting shaft;

and the PLC is in communication connection with the motor.

Preferably, the connecting shaft is provided with scale marks which are annularly arranged.

Preferably, the second supporting piece is provided with a mark matched with the scale mark.

Preferably, the surface of the top plate, which is far away from the screw rod, is in an outward convex arc shape.

Preferably, the top plate is provided with an accommodating channel matched with the drill bit.

The beneficial effects brought by one aspect of the invention are as follows:

with the steel pipe as for the outside of spacing portion, through rotating two screw thread blocks, let two screw thread blocks be close to mutually, the screw thread block drives the turning block and removes, utilizes the connecting piece with roof jack-up, and then lets the roof support the steel pipe from inside. And then the power part is utilized to drive the drill bit to drill the steel pipe.

According to the invention, through the design of the limiting part and the supporting part, the steel pipe can be effectively supported, the steel pipe is effectively prevented from shaking, the steel pipes with different sizes can be conveniently supported and fixed, when different steel pipes are fixed, the central lines of different steel pipes are superposed with the central line of the screw, when drilling is carried out, the position accuracy of drilling is ensured, and the drilling accuracy is improved.

The invention has convenient operation, can quickly install and take down the steel pipe and improves the production efficiency.

Drawings

FIG. 1 is a front view of the present disclosure;

FIG. 2 is a schematic end view of the limiting portion and the supporting portion;

FIG. 3 is a front view of the threaded pipe and the positioning member;

FIG. 4 is a right side view of the threaded pipe;

FIG. 5 is a right side view of the first support;

FIG. 6 is a left side view of the second support member, connecting shaft;

FIG. 7 is a top view of the top plate;

fig. 8 is an enlarged schematic view of a portion a of fig. 1.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present application may be combined with each other; 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left" and "right", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus are not to be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and 2, the steel pipe processing equipment based on PLC control according to the present invention includes:

a support base 1; the whole processing equipment is conveniently supported, and the operation table can be the existing operation table.

The fixing part 2 is arranged on the supporting seat 1; for supporting the screw 3, it is easily conceivable that other components may be used by those skilled in the art for supporting the screw 3.

A screw 3 connected to the fixing part 2; for convenient installation, the screw rod 3 and the fixing part 2 can be detachably connected, such as threaded connection, mortise and tenon connection and the like.

Two spacing portions 4, follow the length direction of screw rod 3 distributes in proper order, wherein, spacing portion 4 includes:

the thread block 41 is in threaded connection with the screw rod 3; the thread block 41 is flexibly rotated on the screw rod 3.

A rotating block 42 rotatably connected to the screw block 41; the rotating block 42 may be ring-shaped, so that the rotating block 42 is sleeved on the screw rod 3, and the thread block 41 can rotate relative to the rotating block 42.

A plurality of support portions 5 sequentially distributed around the circumferential direction of the screw 3, wherein the support portions 5 include:

two connecting pieces 51; the connecting member 51 may be a link.

The two ends of the top plate 52 are respectively pivoted with the rotating blocks 42 in the two limiting parts 4 through the two connecting pieces 51; one end of the link is pivotally connected to the top plate 52, and the other end is pivotally connected to the rotating block 42.

By rotating the screw block 41, the screw block 41 can rotate relative to the rotating block 42, and the rotating block 42 does not rotate when the screw block 41 rotates, because the screw block 41 can rotate relative to the rotating block 42 and is limited by the connecting piece 51. When the two thread blocks 41 are close to each other, the two turning blocks 42 respectively jack up the top plate 52 by using the connecting piece 51, so that the steel pipe P is supported and fixed, and the subsequent drilling operation is facilitated. When the thread blocks 41 are rotated reversely, the two thread blocks 41 are far away from each other, and the top plate 52 is close to the screw rod 3, so that the steel pipe P is convenient to take down.

A drill 6; those skilled in the art can further process different types of steel pipes P and select a suitable drill 6.

And the power part 7 is used for driving the drill bit 6 to drill the steel pipe P. The drill bit 6 and the power section 7 may be provided by means of a prior art device, such as an automatic feed drilling machine as disclosed in the prior patent application No. 201710067630.4. The power part 7 is used for driving the drill 6 to move, and the steel pipe P is drilled. The power part 7 can be connected with the support seat 1, and a bracket can be additionally arranged to support the power part 7.

During operation, the steel pipe P is placed outside the top plate 52. Through rotating two screw blocks 41, let two screw blocks 41 be close to mutually, screw block 41 drives turning block 42 and removes, utilizes connecting piece 51 to jack up roof 52, and then lets roof 52 support steel pipe P from inside, avoids the steel pipe indent when drilling, avoids the pipe wall to sink, improves the drilling effect. And then the power part 7 is used for driving the drill 6 to drill the steel pipe P.

Above-mentioned embodiment is through the design of spacing portion 4, supporting part 5, can effectually support steel pipe P, effectively avoids steel pipe P to rock, conveniently supports fixed not unidimensional steel pipe P, when fixed different steel pipe P, lets the central line of different steel pipe P and the coincidence of the central line of screw rod 3, when driling, guarantees that the position of drilling is accurate, improves the drilling precision.

The embodiment is convenient to operate, the steel pipe P can be installed and taken down quickly, and the production efficiency is improved.

As a further improvement of the above embodiment, in one embodiment, the fixing part 2 comprises a first fixing component 21, wherein the first fixing component 21 comprises:

the first supporting piece 211 is connected with the supporting seat 1; the first support 211 may support the plate. The first supporting member 211 can be detachably connected with the supporting base 1. The steel pipe P is convenient to install.

A threaded pipe 212 connected to the first support 211; the inside of the shell is provided with screw threads.

The threaded rod 213 is positioned in the threaded tube 212 and is in threaded connection with the threaded tube 212.

One end of the screw rod 3 is provided with a threaded hole 31 matched with the threaded rod 213, and when the screw rod is used, one end of the threaded rod 213 enters the threaded hole 31 to realize connection with the screw rod 3.

For ease of installation, the threaded rod 3 may be removably connected to the threaded rod 213, such as by a threaded connection in this embodiment.

In operation, the steel pipe P may be supported and fixed by the support portion 5 and the stopper portion 4, and then the screw rod 3 may be connected to the threaded rod 213, or the threaded rod 213 may be connected to the screw rod 3 to support and fix the steel pipe P.

Let screw rod 3 and threaded rod 213 detachable connections, so, steel pipe P is easy to assemble, improves production efficiency.

As a further improvement of the above embodiment, in conjunction with fig. 3, 4 and 5, in one embodiment, the threaded pipe is rotatably connected to the first support member 211; in order to drill holes at different positions of the steel pipe P, the threaded pipe 212 is rotatable, and when another position of the steel pipe P needs to be drilled, the threaded rod 213, the screw 3, the support portion 5, the stopper portion 4, and the steel pipe P are rotated by rotating the threaded pipe 212. And then drilling holes at different positions of the steel pipe P. The design does not need to take off steel pipe P and reinstall, can realize fast a plurality of position drilling processing, improves machining efficiency. When the threaded pipe 212 rotates, the threaded rod 213 and the screw 3 do not rotate relatively due to friction, so that the displacement of the steel pipe P is avoided, and the machining precision of the steel pipe P is ensured.

The first fixing member 21 further includes:

a positioning member 214 for fixing the threaded pipe 212. After the position of the steel pipe P is adjusted, the threaded pipe 212 is fixed by the positioning member 214, so that the vibration is prevented and the machining accuracy is improved.

The embodiment realizes the drilling processing of different positions of the steel pipe P. The drilling process is more flexible.

As a further improvement to the above embodiment, in an embodiment, in combination with fig. 4, the first supporting member 211 is provided with a first positioning hole 2111; a second positioning hole 2121 corresponding to the first positioning hole 2111 is formed in the threaded pipe 212; the positioning element 214 includes a positioning rod, which is engaged with the first positioning hole 2111 and the second positioning hole 2121.

After the position of the threaded pipe 212 is adjusted, the positioning rod enters the first positioning hole 2111 and the second positioning hole 2121, so that the threaded pipe 212 and the first supporting member 211 are connected to prevent the threaded pipe 212 from rotating. The positioning rod can be in threaded connection with the first positioning hole 2111 and the second positioning hole 2121.

It is easily conceivable that the fixation of the threaded tube 212 can be achieved with different components.

As a further improvement of the above embodiment, in one embodiment, a handle 8 is provided at an end of the threaded rod 213 away from the screw 3. When the position of the steel pipe needs to be adjusted or the threaded rod 213 is connected with the screw rod 3, the handle 8 is arranged, so that the handle 8 can be conveniently used for driving the threaded rod 213 to rotate. The use is more convenient.

As a further improvement of the above embodiment, in one embodiment, the fixing part 2 further includes a second fixing component 22, wherein the second fixing component 22 includes:

the second supporting piece 221 is positioned on one side of the screw rod 3 far away from the threaded rod 213, and the second supporting piece 221 is connected with the supporting seat 1; the second support 221 may be a support plate.

The connecting shaft 222 is rotatably connected with the second supporting piece 221, and the connecting shaft 222 is connected with one end of the screw rod 3 far away from the threaded rod 213, can be detachably connected, avoids mortise and tenon connection, and is convenient for mounting a steel pipe; the connecting shaft 222 and the threaded rod 213 are connected with the two ends of the screw rod 3 to support the steel pipe, so that the steel pipe is more stable, the shaking is effectively avoided, and the processing precision is ensured. After the steel pipes are fixed by the support part 5 and the limit part 4, the screw rod 3 is connected with the threaded rod 213 and the connecting shaft 222.

A motor 223 having an output end connected to the connection shaft 222; the motor 223 is used for driving the connecting shaft 222, the screw 3 and the steel pipe to rotate, and the position of the steel pipe is adjusted.

And the PLC224 is in communication connection with the motor 223. When the position of the steel pipe needs to be adjusted, the positioning rod is taken down, and the PLC224 phase motor 223 is used for sending an instruction, so that the motor 223 works to drive the steel pipe to rotate to a proper position.

Utilize PLC224, motor 223, can intelligent control more rotate the steel pipe, the turned angle is more accurate, improves the drilling precision.

As a further improvement of the above embodiment, in conjunction with fig. 6, in one embodiment, the connecting shaft 222 is provided with graduation marks 2221 arranged in a ring shape. Through setting up scale mark 2221, can understand the turned angle of steel pipe more directly perceivedly, the drilling position is treated to the accurate understanding, improves drilling accuracy.

As a further improvement to the above embodiment, in one embodiment, the second support 221 is provided with a mark 2211 matched with the scale mark 2221. By matching the mark 2211 with the scale mark 2221, the rotation angle of the steel pipe can be conveniently known, the position to be drilled can be accurately known, and the drilling precision can be improved

As a further improvement of the above embodiment, in combination with fig. 7 and 8, in one embodiment, a surface of the top plate 52 on a side away from the screw rod 3 is in an outward convex arc shape. So, better let roof 52 and steel pipe laminating, increase area of contact, better utilize roof 52 to support the steel pipe.

As a further improvement of the above embodiment, in one embodiment, the top plate 52 is provided with a receiving channel 521 for cooperating with the drill 6. The receiving channel 521 may be a blind hole or a through hole, so that the drill 6 is prevented from being damaged when the drill 6 drills a hole, and the top plate 52 is prevented from being damaged. Hold passageway 521 in this embodiment for the through-hole, the iron fillings that produce when can effectively discharging drilling guarantee to form the pore surface clean and tidy after the drilling, avoid wearing and tearing, improve drilling effect.

When drilling, drill bit 6 can generate heat, and can produce iron fillings, through setting up storage tank 9, hose 10, through set up interface channel 522 in roof 52, lets storage tank 9 pass through hose 10 and interface channel 522 intercommunication. Flow guide holes are also formed in the top plate 52. The connection passage 522 communicates with the accommodation passage 521 through the guide hole. The storage tank 9 may utilize existing equipment.

When the drill bit 6 drills, the bottom end of the drill bit enters the accommodating channel after the drilling is completed, and the storage tank 9 can be started.

The accumulator tank 9 can discharge a fluid such as a coolant or a cooling gas. Fluid enters the accommodating channel 521 through the connecting channel 522 and the guide holes, contacts the drill bit 6, and is cooled, so that the drilling effect is improved. The iron chips can be effectively discharged by utilizing fluid, and the drilling effect is improved.

When drilling, the steel pipe may be fixed by the support portion 5 and the stopper portion 4, the screw rod 3 may be connected to the threaded rod 213, and the threaded pipe 212 may be fixed.

The power part 7 is used for driving the drill 6 to drill.

When the steel pipe needs to be drilled at different positions, the positioning piece is taken down, so that the connecting shaft 222 and the screw rod 3 can be conveniently and flexibly rotated.

According to the requirement, the PLC224 is used for sending an instruction to the motor 223, the motor 223 executes an action according to the corresponding instruction, and the motor 223 drives the connecting shaft 222 to rotate by a corresponding angle to drive the steel pipe to rotate to a corresponding position. The PLC may be a single chip microcomputer.

By adding the PLC224, the connecting shaft 222, the screw 3 and the steel pipe can be intelligently controlled to rotate to corresponding positions.

After the steel pipe is rotated to the corresponding position, the positioning member is used to fix the threaded pipe 212, so as to fix the steel pipe.

The power section 7 may be communicatively coupled to the PLC 224. After the steel pipe is finished, the PLC224 is used for sending an instruction to the power part 7, and after the power part 7 obtains the instruction, corresponding action is executed to drive the drill bit 6 to rotate and slowly solve the problem of the steel pipe until the steel pipe is drilled. After drilling, the PLC224 sends an instruction to the power unit 7 again, and the power unit 7 drives the drill bit 6 to separate from the steel pipe, so that drilling operation can be performed.

This embodiment can realize intelligent drilling processing operation, and degree of mechanization is high, and intelligent degree is high, reduces manual work, improves the operation precision, improves the operation effect.

This embodiment can be followed both ends clamping screw 3, avoids rocking, improves the machining precision. The steel pipe can be installed and taken down quickly, drilling processing can be conducted on different positions of the steel pipe P, processing efficiency is high, and effect is good. The embodiment realizes automatic and intelligent operation.

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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a steel pipe machining equipment based on PLC control which characterized in that includes:

a supporting seat;

the fixing part is arranged on the supporting seat;

a screw connected to the fixing part;

the thread block is in threaded connection with the screw rod;

the rotating block is rotationally connected with the thread block;

two connecting pieces;

a drill bit;

and the power part is used for driving the drill bit to drill the steel pipe.

2. The PLC-control-based steel pipe machining apparatus according to claim 1, wherein the fixing part comprises a first fixing assembly, wherein the first fixing assembly comprises:

the first supporting piece is connected with the supporting seat;

a threaded tube connected with the first support member;

the threaded rod is in threaded connection with the threaded pipe;

3. The PLC-control-based steel pipe processing apparatus according to claim 2, wherein the threaded pipe is connected with a pipe having a thread formed thereon

The first supporting piece is rotatably connected;

the first stationary assembly further comprises:

and the positioning piece is used for fixing the threaded pipe.

4. The PLC-control-based steel pipe machining equipment according to claim 3, wherein the first support is provided with a first positioning hole; a second positioning hole which corresponds to the first positioning hole is arranged on the threaded pipe; the locating piece comprises a locating rod, and the locating rod is matched with the first locating hole and the second locating hole.

5. The PLC-based steel pipe machining apparatus according to claim 3, wherein a handle is provided at an end of the threaded rod remote from the threaded rod.

6. The PLC-based steel pipe machining apparatus according to claim 3, wherein the fixing part further comprises a second fixing assembly, wherein the second fixing assembly comprises:

the output end of the motor is connected with the connecting shaft;

and the PLC is in communication connection with the motor.

7. The PLC-control-based steel pipe machining equipment according to claim 6, wherein the connecting shaft is provided with annularly-arranged scale marks.

8. The PLC-based steel pipe machining apparatus according to claim 7, wherein the second support member is provided with a mark matched with the scale mark.

9. The PLC-based steel pipe machining apparatus according to claim 1, wherein a surface of the top plate on a side away from the screw is in a convex arc shape.

10. The PLC-based steel pipe machining apparatus according to claim 1, wherein the top plate is provided with an accommodating passage matched with the drill bit.