CN107150144B - A metal pipe cutting device - Google Patents

Abstract

This invention discloses a metal pipe cutting device, including a base, a conveying mechanism and a cutting mechanism mounted on the base, and a shock-absorbing buffer mechanism on the lower surface of the base. The conveying mechanism is composed of multiple support frames and a traction device mounted on the base. The traction device consists of a support platform on the base, a servo drive motor on the support platform, a drive gear on the rotating end of the servo drive motor, through slots on a set of columns, rolling bearings in the through slots, through holes on the side surface of a rotating rod, internal threads in the through holes, a driven gear fitted on the outside of the rotating rod, a pull rod inserted into the through holes, external threads on the outer surface of the pull rod, a mounting block at one end of the pull rod, a mounting groove on the mounting block, and a robotic arm mounted in the mounting groove. A PLC control system is mounted on the base. The advantages of this invention are that it increases the service life of the equipment and has strong practicality.

Description

A metal pipe cutting device

technical field

The invention relates to the technical field of metal pipe cutting equipment, in particular to a metal pipe cutting device.

Background technique

In the cutting machine in the prior art, the cutting machine does not move, and the product needs to be moved manually to cut out the required size. However, the size of the product cannot be guaranteed by manually moving the product, and it is time-consuming and labor-intensive, which wastes human resources and increases the production cost. In terms of labor costs, lathes that can automatically drive products to move have also appeared in the prior art, but cylindrical products that are easy to roll, such as metal pipes, tend to roll during the cutting process, resulting in deviations in the position and shape of the cut.

For example, the prior art CN103785888A discloses a metal pipe cutting machine, which includes: a cutting part, and also includes: a moving part for lifting the cutting part, and fixed components fixed on both sides of the moving part. The above invention provides a cutting machine suitable for metal pipes that are easy to roll. The position of the product is fixed, and the cutting machine does not allow the cutting machine to cut into the fixing device. However, the fixing component uses a hanger, which is unstable and difficult to cut.

Contents of the invention

The object of the present invention is to solve the above problems, and a metal pipe cutting device is designed.

To achieve the above object, the technical solution of the present invention is a metal pipe cutting device, including a base, a conveying mechanism and a cutting mechanism are provided on the base, a shock-absorbing and buffering mechanism is provided on the lower surface of the base, and the conveying mechanism is It is composed of a plurality of support frames arranged on the base, and a traction device arranged on the upper surface of the base and located at one end of the plurality of support frames. The traction device is composed of a support platform arranged on the base, a The servo drive motor, the driving gear arranged at the rotating end of the servo drive motor, a group of uprights arranged on the upper surface of the base, through grooves respectively opened on the surfaces of opposite sides of a group of uprights, rolling bearings arranged in the through grooves, inserted in the The rotating rod inside the rolling bearing and both ends extend out of the column, the through hole opened on the side surface of the rotating rod, the internal thread in the through hole, the driven gear that is set on the outer side of the rotating rod and meshes with the driving gear, the plug The tie rod installed in the through hole, the external thread arranged on the outer surface of the tie rod and intermeshed with the internal thread, the installation block arranged at one end of the tie rod, the installation groove opened on the surface of the other side of the installation block, the installation groove installed in the Composed of manipulators together, a PLC control system is provided on the side surface of the base, and the PLC control system is electrically connected to the conveying mechanism and the cutting mechanism respectively.

The cutting mechanism is composed of a cutting table arranged on the upper surface of the base, a cutting groove opened on the upper surface of the cutting table, a cutting frame arranged on the base and on one side of the cutting table, and a cutting frame arranged on the lower surface of the transverse part of the cutting frame. The telescopic motor, the mounting plate arranged at the telescopic end of the telescopic motor, the rotating motor installed on one side surface of the mounting plate, and the cutting knife arranged at the rotating end of the rotating motor and corresponding to the cutting groove are jointly formed.

The shock-absorbing buffer mechanism is composed of a vertical rod arranged at the four corners of the lower surface of the base, a rectangular plate arranged below the vertical rod, a rectangular groove opened on the lower surface of the vertical rod, and the other end of which is arranged in the rectangular groove The spring connected to the upper surface of the rectangular plate, the guide grooves opened on the left and right sides of the rectangular groove, the guide rod arranged on the upper surface of the rectangular plate inserted into the guide groove, the shock absorbing pad arranged on the lower surface of the rectangular plate and the The mounting holes at the four corners on the upper surface of the shock-absorbing pad are jointly formed.

The PLC control system is electrically connected with the servo drive motor, telescopic motor and rotating motor respectively.

The model of the PLC control system is SIEMENS S7-300.

The shape and size of the shock absorbing pad are the same as the shape and size of the rectangular plate.

The number of the support frame is not less than three.

The vertical section of the cutting frame is an inverted L shape.

The vertical section of the installation groove is T-shaped.

The vertical section of the support frame is Y-shaped, and the upper surface of the support frame is provided with a protective pad.

A metal pipe cutting device produced by the technical solution of the present invention adopts a conveying mechanism, a cutting mechanism and a shock-absorbing buffer mechanism to solve the problems raised in the above-mentioned background technology. The shock-absorbing buffer mechanism reduces noise and buffers at the same time to protect cutting The surface is damaged due to long-term cutting operations, which increases the service life of the equipment.

Description of drawings

Fig. 1 is the structural representation of a kind of metal tube cutting device of the present invention;

Fig. 2 is an enlarged view of a conveying mechanism of a metal pipe cutting device according to the present invention;

Fig. 3 is an enlarged view of a shock absorbing and buffering mechanism of a metal pipe cutting device according to the present invention;

Fig. 4 is a left enlarged view of a support frame of a metal pipe cutting device according to the present invention;

Fig. 5 is a partially enlarged view of a metal pipe cutting device according to the present invention;

In the figure, 1. base; 2. support frame; 3. support platform; 4. servo drive motor; 5. driving gear; 6. column; 7. through groove; 8. rolling bearing; ;11, internal thread; 12, driven gear; 13, pull rod; 14, external thread; 15, installation block; 16, installation groove; 17, manipulator; 18, PLC control system; 19, cutting table; 20, cutting groove 21, cutting frame; 22, telescopic motor; 23, mounting plate; 24, rotating motor; 25, cutting knife; 26, vertical rod; 27, rectangular plate; 28, rectangular groove; 29, spring; 30, guide groove ; 31, guide rod; 32, shock absorbing pad; 33, mounting hole; 34, protective pad.

Detailed ways

The present invention is described in detail below in conjunction with the accompanying drawings. As shown in Figures 1-5, a metal pipe cutting device includes a base 1, and the base 1 is provided with a conveying mechanism and a cutting mechanism, and the lower surface of the base 1 is provided with a There is a shock-absorbing buffer mechanism, and the conveying mechanism is composed of a plurality of support frames 2 arranged on the base 1, and a traction device arranged on the upper surface of the base 1 and located at one end of the plurality of support frames 2. The traction device is composed of The support platform 3 arranged on the base 1, the servo drive motor 4 arranged on the upper surface of the support platform 3, the driving gear 5 arranged at the rotating end of the servo drive motor 4, and a group of columns 6 arranged on the upper surface of the base 1 are respectively opened on the A group of through grooves 7 on the opposite sides of the column 6, a rolling bearing 8 arranged in the through groove 7, a rotating rod 9 inserted in the rolling bearing 8 and both ends extending out of the column 6, and opened on the side of the rotating rod 9 The through hole 10 on the surface, the internal thread 11 set in the through hole 10, the driven gear 12 which is sleeved on the outside of the rotating rod 9 and meshes with the driving gear 5, the pull rod 13 inserted in the through hole 10, and the pull rod 13 arranged on the pull rod The external thread 14 on the outer surface of 13 and intermeshed with the internal thread 11, the installation block 15 arranged at one end of the pull rod 13, the installation groove 16 opened on the other side surface of the installation block 15, and the manipulator 17 installed in the installation groove 16 are common Constituted, the side surface of the base 1 is provided with a PLC control system 18, and the PLC control system 18 is electrically connected to the conveying mechanism and the cutting mechanism respectively; , the cutting groove 20 that is opened on the upper surface of the cutting table 19, the cutting frame 21 that is arranged on the base 1 and is positioned at one side of the cutting table 19, the telescopic motor 22 that is arranged on the lower surface of the cutting frame 21 transverse part, and the telescopic motor that is arranged on the The installation plate 23 of 22 telescopic ends, the rotary motor 24 that is installed on the surface of one side of the installation plate 23, the cutting knife 25 that is arranged on the rotating end of the rotary motor 24 and is corresponding to the cutting groove 20 constitute together; The shock-absorbing buffer mechanism is By the vertical bar 26 that is arranged on the four corners of the lower surface of the base 1, the rectangular plate 27 that is arranged below the vertical bar 26, the rectangular slot 28 that is opened on the lower surface of the vertical bar 26, is arranged in the rectangular slot 28 and the other end The spring 29 that links to each other with the upper surface of the rectangular plate 27, the guide groove 30 that is opened on the left and right sides of the rectangular groove 28, the guide bar 31 that is arranged on the upper surface of the rectangular plate 27 and inserted into the guide groove 30, the reduction that is arranged on the lower surface of the rectangular plate 27 The shock pad 32 and the installation holes 33 opened at the four corners of the upper surface of the rectangular plate 27 and the shock pad 32 are jointly formed; the PLC control system 18 is electrically connected with the servo drive motor 4, the telescopic motor 22 and the rotary motor 24 respectively; The model of the PLC control system 18 is SIEMENS S7-300; the shape and size of the shock absorbing pad 32 are the same as the shape and size of the rectangular plate 27; the number of the support frame 2 is not less than three; the cutting frame The vertical section of 21 is inverted L-shaped; the vertical section of the installation groove 16 is T-shaped; the vertical section of the support frame 2 is Y-shaped, and the upper surface of the support frame 2 is provided with a protective pad 34 .

The characteristics of this embodiment are that the base 1 is provided with a conveying mechanism and a cutting mechanism, and the lower surface of the base 1 is provided with a shock-absorbing buffer mechanism. The upper surface and the traction device located at one end of a plurality of support frames 2 are jointly constituted. The traction device is composed of a support platform 3 arranged on the base 1, a servo drive motor 4 arranged on the upper surface of the support platform 3, and a servo drive motor 4 arranged on the The driving gear 5 at the end, a group of columns 6 arranged on the upper surface of the base 1, through grooves 7 respectively opened on the opposite side surfaces of a group of columns 6, rolling bearings 8 arranged in the through grooves 7, inserted into the rolling bearings 8 And both ends extend out of the rotating rod 9 outside the column 6, open the through hole 10 on the side surface of the rotating rod 9, set the internal thread 11 in the through hole 10, be sleeved on the outside of the rotating rod 9 and mesh with the driving gear 5 The driven gear 12, the pull rod 13 inserted in the through hole 10, the external thread 14 arranged on the outer surface of the pull rod 13 and intermeshed with the internal thread 11, the mounting block 15 arranged at one end of the pull rod 13, and the mounting block 15 on the The installation groove 16 on the surface of the other side and the manipulator 17 installed in the installation groove 16 are jointly constituted. The side surface of the base 1 is provided with a PLC control system 18, and the PLC control system 18 is electrically connected to the conveying mechanism and the cutting mechanism respectively. The conveying mechanism, cutting mechanism and shock-absorbing buffer mechanism are adopted. The shock-absorbing and buffering mechanism reduces noise and buffers at the same time, protecting the cutting surface from being damaged due to long-term cutting operations, and increasing the service life of the equipment.

In this embodiment, when the staff starts the device for the first time, the whole device is powered on, and the device is started. Since the device is started for the first time, the PLC control system 18 is a raw data system, so technicians or staff are needed The required data is input into the PLC control system 18, and at the same time, the PLC control system 18 is electrically connected to all electrical components in the device. At this time, timely adjustments are made to achieve more convenient and accurate operation and reduce the rate of work errors. First, install the equipment at a fixed position through the mounting holes 33 on the rectangular plate 27, then adjust the moving length of the pull rod 13 according to the cut length of the metal pipe, and then place the metal pipe on the upper surfaces of a plurality of support frames 2, and by The manipulator 17 installed in the mounting groove 16 clamps one end of the metal pipe, and at this moment the metal pipe is just above the cutting table 19, the PLC control system 18 controls the work of the servo drive motor 4 of the support table 3, and the servo drive motor 4 The rotation of the rotating end drives the driving gear 5 to rotate, and the driving gear 5 drives the driven gear 12 and the rotating rod 9 inserted in the rolling bearing 8 to rotate, and the rotating rod 9 rotates, so that the internal thread 11 of the rotating rod 9 and the outer thread of the pull rod 13 Threads 14 mesh with each other, so that the rotating rod 9 drives the pull rod 13, and the metal tube at one end of the manipulator 17 is driven to move slowly on multiple support frames 2. When the moving length of the metal tube reaches the specified length, the rotating end of the servo drive motor 4 stops. Rotate, then the PLC control system 18 controls the work of the telescopic motor 22 on the cutting frame 21, and the telescopic end of the telescopic motor 22 is extended, so that the rotary motor 24 and the cutting knife 25 on the mounting plate 23 are lowered, and the rotary motor 24 is controlled simultaneously. The rotating end of motor 24 rotates, and drives cutting knife 25 to rotate, and the telescoping end of telescopic motor 22 continues to stretch downwards, and the position of cutting knife 25 just in time is relative to the cutting groove 20 on the cutting platform 19, and then cutting knife 25 pairs metal Pipe cutting operation, after the cutting is completed, the pull rod 13 continues to move forward to remove the metal pipe after the cutting is completed, then the telescopic end of the telescopic motor 22 shrinks, the rotating motor 24 stops working, and the pull rod 13 unloads the cut part , and then the manipulator 17 clamps the remaining metal part, continues the above work, and so on, until the whole metal pipe is cut.

In this embodiment, the model of the PLC control system is SIEMENS S7-300. Wherein, a protective pad is provided on the upper surface of the support frame, which can protect the metal pipe placed on the support frame from damage; the manipulator 17 is connected to the pull rod 13 through the installation groove 16 of the installation block 15, and the vertical section of the installation groove 16 is T-shaped, so that during the rotation of the pull rod 13, the manipulator 17 will not rotate with the pull rod 13, thereby ensuring the slow movement of the metal pipe; due to the setting of the cutting groove 20, the cutting knife 25 will not be in the process of cutting. Cause damage to the cutting table 19 and increase the service life of the equipment; during the cutting process, when the base 1 is subject to a certain instantaneous pressure, the springs 29 in the vertical rods 26 at the four corners of the lower surface of the base 1 will play a certain buffer At the same time, the guide rod 31 moves in the guide groove 30, which plays a certain guiding role and prevents the base 1 from moving in the horizontal direction, so that it can only move in the vertical direction. Shock absorbing pad 32 is arranged to reduce noise.

The above-mentioned technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention, and some changes that those skilled in the art may make to certain parts reflect the principles of the present invention and fall within the protection scope of the present invention.

Claims (10)

1. a kind of cuts in metallic pipe device, including pedestal (1), which is characterized in that the pedestal (1) is equipped with conveying mechanism and cuts Cutting mill structure, pedestal (1) lower surface are equipped with damping, buffering mechanism, and the conveying mechanism is by being arranged on pedestal (1) Multiple support frames (2), setting are collectively formed in pedestal (1) upper surface and positioned at multiple support frames (2) one end traction device, institute State traction device be by be arranged on pedestal (1) supporting table (3), setting supporting table (3) upper surface servo drive motor (4), driving gear (5), the setting one group of column on pedestal (1) upper surface in servo drive motor (4) round end are set (6), be opened in respectively through slot (7) on one group of column (6) opposite sides surface, the rolling bearing (8) being arranged in through slot (7), It is inserted into rolling bearing (8) and both ends and stretches out the outer bull stick (9) of column (6), the through-hole being opened on bull stick (9) side surface (10), the internal screw thread (11) that is arranged in through-hole (10), be sleeved on the outside of bull stick (9) and with driving gear (5) it is intermeshing from Moving gear (12), the pull rod (13) being inserted into through-hole (10), setting pull rod (13) outer surface and with internal screw thread (11) phase The external screw thread (14) that mutually engages, setting pull rod (13) one end mounting blocks (15), be opened on mounting blocks (15) another side surface Mounting groove (16), the manipulator (17) that is mounted in mounting groove (16) collectively form, pedestal (1) side surface is equipped with PLC control system (18), the PLC control system (18) are electrically connected with conveying mechanism and cutting mechanism respectively.

2. a kind of cuts in metallic pipe device according to claim 1, which is characterized in that the cutting mechanism is by being arranged in The cutting bed (19) of pedestal (1) upper surface, is arranged on pedestal (1) cutting groove (20) being opened on cutting bed (19) upper surface And it is located at the cutting rack (21) of cutting bed (19) side, the telescope motor being arranged on cutting rack (21) lateral part lower surface (22), mounting plate (23) in telescope motor (22) telescopic end, the electric rotating that is mounted on (23) one side surface of mounting plate are set Machine (24), setting are in rotating electric machine (24) round end and cutter corresponding with cutting groove (20) (25) collectively form.

3. a kind of cuts in metallic pipe device according to claim 1, which is characterized in that the damping, buffering mechanism is by setting Set pedestal (1) lower surface four corners vertical bar (26), be arranged rectangular slab (27) below vertical bar (26), be opened in it is vertical Rectangular channel (28) on bar (26) lower surface, setting are in rectangular channel (28) and the other end is connected with rectangular slab (27) upper surface Spring (29), the guide groove (30) being opened at left and right sides of rectangular channel (28), setting are inserted into guide groove in rectangular slab (27) upper surface (30) guide rod (31) in, setting rectangular slab (27) lower surface resilient cushion (32) and be opened in rectangular slab (27) and resilient cushion (32) mounting hole (33) of upper surface four corners collectively forms.

4. a kind of cuts in metallic pipe device according to any one of claim 1-3, which is characterized in that the PLC control System (18) is electrically connected with servo drive motor (4), telescope motor (22) and rotating electric machine (24) respectively.

5. a kind of cuts in metallic pipe device according to claim 1, which is characterized in that the PLC control system (18) Model SIEMENSS7-300.

6. a kind of cuts in metallic pipe device according to claim 3, which is characterized in that the shape of the resilient cushion (32) is big It is small identical as the shape size of rectangular slab (27).

7. a kind of cuts in metallic pipe device according to claim 1, which is characterized in that the number of support frame as described above (2) is not Less than three.

8. a kind of cuts in metallic pipe device according to claim 2, which is characterized in that the vertical section of the cutting rack (21) To be inverted L-shaped.

9. a kind of cuts in metallic pipe device according to claim 1, which is characterized in that the vertical section of the mounting groove (16) It is T-shaped.

10. a kind of cuts in metallic pipe device according to claim 1, which is characterized in that the vertical section of support frame as described above (2) For Y-shaped, support frame as described above (2) upper surface is equipped with neonychium (34).