CN211804111U

CN211804111U - Automatic pipe cutter

Info

Publication number: CN211804111U
Application number: CN202020318186.6U
Authority: CN
Inventors: 朱勇伟
Original assignee: Shaoxing Xingguang Metal Products Co ltd
Current assignee: Shaoxing Xingguang Metal Products Co ltd
Priority date: 2020-03-14
Filing date: 2020-03-14
Publication date: 2020-10-30
Anticipated expiration: 2030-03-14

Abstract

The utility model discloses an automatic pipe cutter relates to cutting equipment technical field, aims at solving current cutting machine when carrying out the pipe cutting, needs the people for control blade on one side to cut, and the another side still needs manual material loading, has reduced the cutting efficiency of pipe material, and its technical scheme main points are: the automatic pipe clamping machine comprises a frame, wherein a guide rail is arranged on the top surface of the frame, a spindle box is arranged on the guide rail, the output end of the spindle box is rotatably connected with a chuck for clamping pipe materials, a mounting plate is arranged on the guide rail, a sliding groove is formed in the bottom surface of the mounting plate and is used for being connected with the guide rail in a sliding mode, a discharge port is formed in the mounting plate, the discharge port coincides with the central axis of the chuck, an unloading mechanism is arranged on the mounting plate and comprises a hinged seat, a first support arm in an L shape. The utility model discloses a set up unloading mechanism, made things convenient for the cutting of pipe material to the cutting efficiency of pipe material has been increased.

Description

Automatic pipe cutter

Technical Field

The utility model relates to a cutting equipment technical field, more specifically say, it relates to an automatic pipe cutter.

Background

In the processing industry of pipes, especially metal pipes, the pipes are often required to be cut according to certain size requirements, the work is completed by manual cutting in the early stage, but the manual cutting is slow in speed and low in cutting quality, and then equipment special for cutting the pipes, namely a pipe cutting machine, appears on the market.

The pipe cutting machine disclosed in the Chinese patent with the publication number of CN206952274U has the technical key points that: the device comprises a base, wherein a bracket extending upwards is arranged on one side surface of the base; the motor is arranged inside the base; the pressing and cutting mechanism is arranged on the bracket; the rotating roller mechanism is arranged on the base and is positioned right below the pressing and cutting mechanism; the transmission mechanism is arranged on the base, and the motor drives the rotary roller mechanism to rotate through the transmission mechanism; the pressing and cutting mechanism comprises: the gear is fixed on a gear shaft, and the gear shaft is transversely and rotatably arranged in the bracket; one end of the hand lever is connected with the gear shaft so as to drive the gear to rotate; the rack is longitudinally arranged in the bracket and is meshed with the gear so as to drive the rack to move up and down when the gear rotates; and a circular saw blade provided at a lower end of the rack.

The problems of low cutting speed and low working efficiency are solved in the scheme, but when the pipeline is cut by the pipeline cutting machine in the prior art, the pipeline to be cut is usually placed under the cutting mechanism, and then the pipe wall is cut by the high-speed rotating blade so as to realize the cutting of the pipeline.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic pipe cutting machine for solving the aforesaid problem, mainly improved pipe cutting machine's pipe cutting efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions: an automatic pipe cutting machine comprises a machine frame, wherein a guide rail is arranged on the top surface of the machine frame, a spindle box is arranged on the guide rail, the output end of the spindle box is rotatably connected with a chuck for clamping pipe materials, a mounting plate is arranged on the guide rail, a chute is formed in the bottom surface of the mounting plate and is in sliding connection with the guide rail, a discharge port is formed in the mounting plate and is coincided with the central axis of the chuck, a blanking mechanism is arranged on the mounting plate and comprises a hinged seat, a first support arm and a second support arm in an L shape, one end of the first support arm and one end of the second support arm are rotatably connected with two sides of the mounting plate, which are positioned at the discharge port, the other ends of the first support arm and the second support arm are hinged through a transmission rod, the hinged seat is fixedly connected with one side wall of the mounting plate, which, the other end of the first hydraulic rod is rotatably connected with the cross rod part of the first support arm, and the second support arm is detachably connected with a tooth piece towards one side of the discharge port.

Through adopting above-mentioned technical scheme, at first pass the headstock with the pipe material in proper order, chuck and discharge gate and tight chuck of clamp, then start the headstock, headstock drive chuck rotates, make the high-speed rotation of pipe material, then promote the mounting panel and remove until adjusting suitable position along the guide rail, drive first pneumatic cylinder, first hydraulic cylinder drives first hydraulic stem and stretches out and draws back, first hydraulic stem drives first support arm and rotates along the rotation junction with the mounting panel, first support arm passes through the transfer line and drives the second support arm and rotate along the rotation junction with the mounting panel, thereby it cuts high-speed rotatory pipe material to drive the pick, the cutting efficiency of pipe material has been promoted.

The utility model discloses further set up to: the rack is provided with a plurality of clamping teeth at two sides of the guide rail, each clamping tooth comprises a vertical surface and an inclined surface, one side of the mounting plate, which is far away from the hinge seat, is provided with a displacement mechanism, the displacement mechanism comprises a limiting plate fixedly connected to the mounting plate, one side of the limiting plate, which is far away from the mounting plate, is fixedly connected with a second hydraulic cylinder, the output end of the second hydraulic cylinder is fixedly connected with a second hydraulic rod, the other side of the second hydraulic rod is fixedly connected with a displacement block, a third hydraulic cylinder is fixedly connected to the displacement block, the output end of the third hydraulic cylinder is fixedly connected with a third hydraulic rod, the displacement block is rotatably connected with a support block for abutting against the vertical surface of the clamping teeth, the support block is provided with a displacement through groove for the third hydraulic rod to pass through and to accommodate the deflection of the third hydraulic rod, a threaded section is arranged, and a spring is sleeved on the third hydraulic rod, one end of the spring is abutted against the displacement block, and the other end of the spring is abutted against the abutting block.

Through adopting the above technical scheme, the back is got off in the pipe material cutting, drive second hydraulic cylinder promotes the second hydraulic cylinder, make the second hydraulic cylinder promote the displacement piece and keep away from the second hydraulic cylinder, thereby drive the vertical face of piece lower extreme butt latch, the nut that supports the piece upper end this moment has restricted the rotation that supports the piece, make and support the piece and keep parallel with vertical face, then continue to promote the second hydraulic cylinder, make the second hydraulic cylinder drive the second hydraulic cylinder and keep away from supporting the piece, thereby drive limiting plate and mounting panel remove simultaneously and keep away from supporting the piece, make the spout of mounting panel slide along the guide rail, the regulation to unloading mechanism position has been realized, thereby the automatic cutout of pipe material has been made things convenient for.

The utility model discloses further set up to: the rack is provided with a fourth hydraulic cylinder, the output end of the fourth hydraulic cylinder is provided with a fourth hydraulic rod, and the other end of the fourth hydraulic rod is fixedly connected to the limiting plate.

Through adopting above-mentioned technical scheme, drive fourth pneumatic cylinder, fourth pneumatic cylinder drive fourth hydraulic stem keeps away from the fourth pneumatic cylinder, and the fourth hydraulic stem promotes limiting plate and mounting panel for the spout of mounting panel removes along the slide rail, has made things convenient for the lapse of mounting panel.

The utility model discloses further set up to: and a discharge plate is arranged at the position of the discharge port on the mounting plate.

Through adopting above-mentioned technical scheme, prevent that the pipe material that the cutting is accomplished from directly dropping for the pipe material can not produce and collide with greatly.

The utility model discloses further set up to: the second support arm is provided with a clamping groove for placing the tooth sheet, the second support arm is provided with a threaded hole communicated with the clamping groove, and the threaded hole is internally connected with a fixing bolt for tightly pushing the tooth sheet.

By adopting the technical scheme, the replacement of the tooth piece is facilitated, and the blade can be replaced in time after being worn.

The utility model discloses further set up to: and an outward convex cambered surface is arranged on one side, away from the vertical surface, of the abutting block.

By adopting the technical scheme, the support block can slide on the inclined plane more easily by arranging the convex cambered surface.

The utility model discloses further set up to: the spout cross-section is trapezoidal, spout and slide rail looks adaptation.

Through adopting above-mentioned technical scheme for the mounting panel can be more stable sliding connection on the guide rail.

The utility model discloses further set up to: the tooth sheet is made of high-speed steel.

By adopting the technical scheme, the hardness of the tooth piece is enhanced, so that the tooth piece has good wear resistance and heat resistance.

To sum up, the utility model discloses following beneficial effect has:

firstly pass the headstock with the pipe material in proper order, chuck and discharge gate and press from both sides tight chuck, then start the headstock, headstock drive chuck rotates, make the high-speed rotation of pipe material, then promote the mounting panel and remove until adjusting suitable position along the guide rail, drive first pneumatic cylinder, first pneumatic cylinder drives first hydraulic stem and stretches out and draws back, first hydraulic stem drives first support arm and rotates along the rotation junction with the mounting panel, first support arm passes through the transfer line and drives the second support arm and rotate along the rotation junction with the mounting panel, thereby it cuts high-speed rotatory pipe material to drive the pick, the cutting efficiency of pipe material has been promoted.

Drawings

Fig. 1 is a schematic structural view of an automatic pipe cutter of the present invention;

fig. 2 is a schematic structural diagram of a mounting plate in an automatic pipe cutter of the present invention;

fig. 3 is an exploded view of a blanking mechanism in the automatic pipe cutter of the present invention;

fig. 4 is an exploded view of the displacement mechanism in the automatic pipe cutter of the present invention;

fig. 5 is a side view of an automatic pipe cutter of the present invention;

fig. 6 is an enlarged view of the portion a of fig. 5 of the automatic pipe cutter of the present invention.

Reference numerals: 1. a frame; 2. a guide rail; 3. a main spindle box; 4. a chuck; 5. mounting a plate; 6. a discharge port; 7. a discharge plate; 8. a displacement mechanism; 9. a blanking mechanism; 10. a hinged seat; 11. a first hydraulic cylinder; 12. a first hydraulic lever; 13. a first support arm; 14. a transmission rod; 15. a second support arm; 16. a card slot; 17. a tooth sheet; 18. a threaded hole; 19. fixing the bolt; 20. a chute; 21. a limiting plate; 22. a second hydraulic cylinder; 23. a second hydraulic rod; 24. a displacement block; 25. a third hydraulic cylinder; 26. a third hydraulic lever; 27. a spring; 28. moving the through groove; 29. a nut; 30. a resisting block; 31. a fourth hydraulic cylinder; 32. a fourth hydraulic lever; 33. and (4) clamping teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, an automatic pipe cutting machine comprises a frame 1, a guide rail 2 welded on the top surface of the frame 1, a plurality of latches 33 welded on two sides of the guide rail 2 of the frame 1, the latches 33 including a vertical surface and an inclined surface, a main spindle box 3 welded on the guide rail 2, a chuck 4 rotatably connected to the output end of the main spindle box 3 for clamping pipe materials, a mounting plate 5 disposed on the guide rail 2, a chute 20 disposed on the bottom surface of the mounting plate 5 for slidably connecting with the guide rail 2, the chute 20 having a trapezoidal cross section and adapted to the slide rail, a discharge port 6 disposed on the mounting plate 5, a discharge plate 7 welded on the mounting plate 5 at the discharge port 6, the discharge port 6 coinciding with the central axis of the chuck 4, a blanking mechanism 9 disposed on the mounting plate 5, the blanking mechanism 9 including a hinge base 10, a first support arm 13 and a second support arm 15 having an L shape, one end, the other ends of the first support arm 13 and the second support arm 15 are hinged through a transmission rod 14, the hinge base 10 is welded on one side wall of the mounting plate 5 at the position of the first support arm 13, the hinge base 10 is rotatably connected with a first hydraulic cylinder 11, the output end of the first hydraulic cylinder 11 is fixedly connected with a first hydraulic rod 12, the other end of the first hydraulic rod 12 is rotatably connected with the cross rod part of the first support arm 13, one side of the second support arm 15 facing the discharge port 6 is detachably connected with a tooth sheet 17 made of high-speed steel, the second support arm 15 is provided with a clamping groove 16 for placing the tooth sheet 17, the second support arm 15 is provided with a threaded hole 18 communicated with the clamping groove 16, the threaded hole 18 is internally threaded with a fixing bolt 19 for tightly propping up the tooth sheet 17, one side of the mounting plate 5 far away from the hinge base 10 is provided with a displacement mechanism 8, the displacement mechanism 8 comprises a limiting plate 21 welded on the mounting plate 5, the output end of the second hydraulic cylinder 22 is fixedly connected with a second hydraulic rod 23, the other side of the second hydraulic rod 23 is welded with a displacement block 24, the displacement block 24 is fixedly connected with a third hydraulic cylinder 25 through a bolt fixed connection mode, the output end of the third hydraulic cylinder 25 is fixedly connected with a third hydraulic rod 26, the displacement block 24 is rotatably connected with a resisting block 30 for abutting against the vertical surface of the latch 33, one side, away from the vertical surface, of the resisting block 30 is integrally formed with a convex arc surface, a moving through groove 28 is formed in the resisting block 30 for the third hydraulic rod 26 to pass through and to accommodate the deflection of the third hydraulic rod 26, a threaded section is arranged at the position, away from the third hydraulic cylinder 25, of the third hydraulic rod 26, the threaded section is an external thread formed on the third hydraulic rod 26, the external thread is in threaded connection with a nut 29 for limiting the rotation of the resisting block 30, a spring 27 is sleeved on the third hydraulic rod 26, the frame 1 is provided with a fourth hydraulic cylinder 31 fixedly connected with the mode of bolt fixed connection, the output end of the fourth hydraulic cylinder 31 is provided with a fourth hydraulic rod 32, and the other end of the fourth hydraulic rod 32 is welded on the limiting plate 21.

Knife loading and feeding:

firstly, putting the tooth piece 17 into the clamping groove 16, then screwing the bolt until the tooth piece 17 is tightly pressed, so that the tooth piece 17 is convenient to replace, the blade is worn and can be replaced in time, then, the pipe sequentially penetrates through the spindle box 3, the chuck 4 and the discharge hole 6 and clamps the chuck 4, then, the spindle box 3 is started, and the spindle box 3 drives the chuck 4 to rotate, so that the pipe rotates at a high speed.

When cutting the pipe:

then drive first pneumatic cylinder 11, first pneumatic cylinder 11 drives the shrink of first hydraulic stem 12, first hydraulic stem 12 drives first support arm 13 and rotates along the rotation junction with mounting panel 5, first support arm 13 passes through transfer line 14 and drives second support arm 15 and rotate along the rotation junction with mounting panel 5, thereby it cuts high-speed rotatory pipe material to drive tine 17, the cutting efficiency of pipe material has been promoted, because tine 17 material is high-speed steel material, make tine 17 have fine wearability and heat resistance, make the pipe material incision high quality that cuts out, then the pipe material that has cut out slides to guide rail 2 along ejection of compact board 7, can prevent that the pipe material from directly dropping, make the pipe material can not produce big clash with. Then drive first pneumatic cylinder 11, first pneumatic cylinder 11 drives first hydraulic stem 12 extension, and first hydraulic stem 12 drives first support arm 13 and rotates along the rotation junction with mounting panel 5, and first support arm 13 drives second support arm 15 through transfer line 14 and rotates along the rotation junction with mounting panel 5 to drive tooth piece 17 and break away from discharge gate 6.

When the mounting plate 5 is displaced:

the second hydraulic cylinder 22 is driven, the second hydraulic cylinder 22 drives the second hydraulic rod 23 to contract, so as to drive the displacement block 24 to move towards the second hydraulic cylinder 22, and drive the arc-shaped surface of the resisting block 30 to slide along the inclined surface of the latch 33, at the moment, the spring 27 contracts under the pressure of the resisting block 30, the displacement block 24 is continuously moved until the convex arc surface is separated from the inclined surface, the resisting block 30 is more easily slid on the inclined surface by arranging the convex arc surface, at the moment, the spring 27 generates elastic deformation to push the upper end of the resisting block 30 to be far away from the third hydraulic cylinder 25 to rotate, at the moment, the nut 29 at the upper end of the resisting block 30 limits the rotation of the resisting block 30, so that the resisting block 30 is parallel to the vertical surface, the second hydraulic cylinder 22 is driven to push the second hydraulic rod 23, the second hydraulic rod 23 pushes the displacement block 24 to be far away from the second hydraulic cylinder 22, so as to drive the lower end of the resisting block, the messenger supports piece 30 and vertical face and keeps parallel, then continues to promote second hydraulic cylinder 23, make second hydraulic cylinder 22 drive second hydraulic cylinder 22 and keep away from supporting piece 30, thereby drive limiting plate 21 and mounting panel 5 and remove simultaneously and keep away from supporting piece 30, make the spout 20 of mounting panel 5 slide along guide rail 2, be trapezoidal and with slide rail looks adaptation through setting up the spout 20 cross-section, make mounting panel 5 can more stabilize sliding connection on guide rail 2, realized the regulation to unloading mechanism 9 position, thereby made things convenient for the automatic cutout of pipe material.

When the mounting plate 5 has moved to the maximum travel of the latch 33:

the third hydraulic cylinder 25 is driven, the third hydraulic cylinder 25 drives the third hydraulic rod 26 and the nut 29 to move towards the third hydraulic cylinder 25, the nut 29 drives the upper end of the abutting block 30 to rotate along the rotating connection part with the displacement block 24, the spring 27 contracts under the pressure of the abutting block 30 at the moment, then the fourth hydraulic cylinder 31 is driven, the fourth hydraulic cylinder 31 drives the fourth hydraulic rod 32 to be far away from the fourth hydraulic cylinder 31, the fourth hydraulic rod 32 pushes the limiting plate 21 and the mounting plate 5, the sliding groove 20 of the mounting plate 5 moves along the sliding rail, when the mounting plate 5 returns to the initial position, the fourth hydraulic rod 32 stops moving, the third hydraulic cylinder 25 pushes the third hydraulic rod 26 at the moment until the initial state is recovered, at the moment, the spring 27 generates elastic deformation to push the upper end of the abutting block 30 to be far away from the third hydraulic cylinder 25 to rotate, and the abutting block 30.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. An automatic pipe cutter which is characterized in that: comprises a frame (1), a guide rail (2) is arranged on the top surface of the frame (1), a spindle box (3) is arranged on the guide rail (2), a chuck (4) is rotatably connected to the output end of the spindle box (3) for clamping a pipe material, a mounting plate (5) is arranged on the guide rail (2), a chute (20) is formed in the bottom surface of the mounting plate (5) for sliding connection with the guide rail (2), a discharge port (6) is formed in the mounting plate (5), the discharge port (6) coincides with the central axis of the chuck (4), a blanking mechanism (9) is arranged on the mounting plate (5), the blanking mechanism (9) comprises a hinged seat (10), a first support arm (13) and a second support arm (15) which are in an L shape, one end of the first support arm (13) and one end of the second support arm (15) are rotatably connected to two sides of the mounting plate (5) which are positioned at the discharge port (6), and the other ends of the, articulated seat (10) fixed connection is located a lateral wall of first support arm (13) department in mounting panel (5), it is connected with first pneumatic cylinder (11) to rotate on articulated seat (10), first pneumatic cylinder (11) output end fixedly connected with first hydraulic stem (12), first hydraulic stem (12) other end and first support arm (13) horizontal pole portion rotate to be connected, second support arm (15) can be dismantled towards discharge gate (6) one side and be connected with tooth piece (17).

2. An automatic pipe cutter as claimed in claim 1, wherein: the rack (1) is located guide rail (2) two sides and is equipped with a plurality of latches (33), the latches (33) include vertical face and inclined plane, mounting panel (5) are kept away from articulated seat (10) one side and are equipped with displacement mechanism (8), displacement mechanism (8) include limiting plate (21) of fixed connection on mounting panel (5), mounting panel (5) one side fixedly connected with second pneumatic cylinder (22) are kept away from to limiting plate (21), second pneumatic cylinder (22) output fixedly connected with second hydraulic stem (23), second hydraulic stem (23) opposite side fixedly connected with displacement piece (24), fixedly connected with third pneumatic cylinder (25) on displacement piece (24), third pneumatic cylinder (25) output fixedly connected with third hydraulic stem (26), the displacement piece (24) go up the rotation be connected with support piece (30) be used for with the vertical face butt of latch (33), the supporting block (30) is provided with a movable through groove (28) for the third hydraulic rod (26) to penetrate through and can accommodate the deflection of the third hydraulic rod (26), a threaded section is arranged at the position, away from the third hydraulic cylinder (25), of the third hydraulic rod (26), a nut (29) is in threaded connection with the threaded section and used for limiting the rotation of the supporting block (30), a spring (27) is sleeved on the third hydraulic rod (26), and one end of the spring (27) is abutted to the displacement block (24) while the other end of the spring is abutted to the supporting block (30).

3. An automatic pipe cutter as claimed in claim 2, wherein: be equipped with fourth pneumatic cylinder (31) on frame (1), fourth pneumatic cylinder (31) output is equipped with fourth hydraulic stem (32), fourth hydraulic stem (32) other end fixed connection is on limiting plate (21).

4. An automatic pipe cutter as claimed in claim 1, wherein: and a discharge plate (7) is arranged at the discharge hole (6) on the mounting plate (5).

5. An automatic pipe cutter as claimed in claim 1, wherein: the tooth piece supporting device is characterized in that a clamping groove (16) is formed in the second supporting arm (15) and used for placing a tooth piece (17), a threaded hole (18) communicated with the clamping groove (16) is formed in the second supporting arm (15), and a fixing bolt (19) is connected to the threaded hole (18) in an internal thread mode and used for tightly jacking the tooth piece (17).

6. An automatic pipe cutter as claimed in claim 2, wherein: and an outward convex cambered surface is arranged on one side, away from the vertical surface, of the abutting block (30).

7. An automatic pipe cutter as claimed in claim 1, wherein: the cross section of the sliding groove (20) is trapezoidal, and the sliding groove (20) is matched with the sliding rail.

8. An automatic pipe cutter as claimed in claim 5, wherein: the tooth sheet (17) is made of high-speed steel.