CN211588714U - Pipe cutting device - Google Patents

Abstract

The utility model relates to a tubular product processing field discloses a pipe cutting device. A pipe cutting apparatus includes a cutting unit including a blade that is fed from an initial position to a final position when cutting a pipe. The cutting unit further comprises a button, and when the button is pressed, the blade is reset to the initial position. The pipe cutting device further comprises an automatic resetting unit, and after the pipe is cut at each time, the automatic resetting unit can automatically press a button and assist the blade to reset to an initial position. The utility model discloses set up the automatic re-setting unit and can press the button and replace the hand further supplementary blade that resets after cutting tubular product at every turn, avoided manual operation's trouble, improved the degree of automation and the practicality of device, improved cutting efficiency, saved the time cost, improved the security again.

Description

Pipe cutting device

Technical Field

The utility model relates to a tubular product processing field especially relates to a pipe cutting device.

Background

At present, the inside reset unit that is provided with of cutting device of cutting tubular product, reset unit are used for making the blade of cutting tubular product reply to initial position after accomplishing the cutting at every turn, generally set up a reset button and trigger reset unit. After cutting tubular product at every turn, need manual the button that resets to trigger reset unit and make the blade reset, and after manual the button that resets of triggering, because cutting device's inner structure easily blocks and pauses, lead to the blade can not reset to initial position completely, still need manually stir the blade again and further assist it to resume to initial position completely.

Specifically, as shown in fig. 1, a prior art cutting device for cutting a tube 6 is constructed as follows, including a base 10, a cutter head 11, a tool holder 12, a blade 13, and a tube adapter 17. The pipe adapter 17 is inserted on the base 10, and the pipe 6 is fixed in the pipe adapter 17. The cutter head 11 is circular, the cutter head 11 is sleeved outside the pipe adapter 17 and is rotatably connected to the base 10, one end of the cutter frame 12 is rotatably connected to the cutter head 11, the other end of the cutter frame is connected with one end of the spring 14, and the other end of the spring 14 is fixed on the cutter head 11. The initial position of the blade 13 is that the knife tip contacts the outer side of the pipe wall of the pipe 6 on the pipe adapter 17, and the final position of the blade 13 is that the knife tip contacts the inner side of the pipe wall of the pipe 6 on the pipe adapter 17. When the blade 13 is in the initial position, the spring 14 is in the initial length, and when the blade 13 is in the final position, the spring 14 is in the final length. The cutting unit 1 further comprises a button 15, which when pressed triggers a reset unit inside the cutting device, which resets the blade 13 to the initial position. Since the device is prior art, its internal structure will not be described in detail here.

The cutting device in the prior art is used for cutting the pipe 6, the pipe 6 is placed in the pipe adapter 17, the cutting device is started, the spring 14 is compressed to the final length from the initial length, the knife rest 12 is driven to enable the blade 13 to feed from the initial position to the final position, and when the blade 13 is located at the final position, the button 15 is manually pressed, the knife rest 12 is pulled out of the cutter head 11, and the blade 13 is reset. The manual push button 15 and the manual toggle tool rest 12 increase the operation complexity of pipe cutting, reduce the automation degree and the practicability of the cutting device, waste the time cost, reduce the cutting efficiency and reduce the safety.

Based on this, there is a need for a pipe cutting device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pipe cutting device to realize the blade automatic re-setting of cutting unit.

To achieve the purpose, the utility model adopts the following technical proposal:

a pipe cutting apparatus comprising a cutting unit comprising a blade which is fed from an initial position to a final position when cutting a pipe;

the cutting unit still includes the button, when pressing the button, the blade resets to the initial position, still includes:

and the automatic resetting unit is used for automatically pressing the button and assisting the blade to reset to an initial position after the pipe is cut every time.

Preferably, the automatic reset unit comprises a touch bar, one end of the touch bar is in contact with the button, the other end of the touch bar is connected with a first driver, and the first driver is used for driving the touch bar to press the button.

Preferably, the first actuator is a pneumatic cylinder.

Preferably, the cutting unit still including rotate the blade disc that sets up, the blade set up in on the blade disc, automatic re-setting unit includes the plectrum subassembly, the plectrum subassembly is used for stirring the clockwise or anticlockwise rotation of blade disc is supplementary the blade resets to the initial position.

Preferably, the cutter head is circular, a plurality of tooth grooves are formed in the circumferential surface of the cutter head, the shifting piece assembly comprises shifting teeth meshed with the tooth grooves, and the shifting teeth are used for shifting the cutter head and enabling the cutter head to rotate.

Preferably, the plectrum subassembly still includes second driver and plectrum frame, the output shaft of second driver with the plectrum frame is connected, the second driver is used for driving the plectrum frame is rotatory, the tip of plectrum frame sets up the stirring tooth.

Preferably, the cutting unit further comprises a first clamping assembly, the first clamping assembly is arranged at the feeding end of the cutting unit, and the first clamping assembly is used for clamping the pipe to be cut.

Preferably, the pipe cutting device further comprises a feeding unit, wherein the feeding unit is arranged at the feeding end of the cutting unit and comprises a second clamping assembly, and the second clamping assembly is used for clamping and conveying the pipe to the feeding end of the cutting unit.

Preferably, the pipe cutting device further comprises a supporting unit, wherein the supporting unit comprises a guide rail and a supporting frame in sliding connection with the guide rail, and the supporting frame is used for placing and supporting the part to be cut of the pipe.

Preferably, including the receiver, the receiver set up in the discharge end of cutting unit, the receiver is used for collecting cutting piece with the tubular product that has cut.

The utility model has the advantages that: set up the automatic re-setting unit and can press the button and replace the hand further blade that resets after cutting tubular product at every turn, avoided manual operation's trouble, improved the degree of automation and the practicality of device, improved cutting efficiency, saved the time cost, improved the safety in utilization again.

Drawings

FIG. 1 is a schematic structural view of a main body part structure in a cutting device of the prior art;

fig. 2 is a schematic partial structure view of a first viewing angle of a pipe cutting device according to an embodiment of the present invention;

fig. 3 is a partial schematic structural view at a second viewing angle of the pipe cutting device according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a main body part of a pipe cutting device provided by an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a schematic structural diagram of a pipe cutting device according to an embodiment of the present invention.

In the figure:

1. a cutting unit; 10. a base; 11. a cutter head; 111. a tooth socket; 12. a tool holder; 13. a blade; 14. a spring; 15. a button; 16. a first clamping assembly; 17. a tubing adapter;

2. an automatic reset unit; 21. a paddle assembly; 211. a dial tooth; 212. a second driver; 213. a plectrum frame;

3. a support unit; 31. a guide rail; 32. a support frame;

4. a feeding unit; 41. a second clamping assembly; 42. a feeding bottom plate;

5. a storage box;

6. a pipe;

7. a casing.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The present embodiment provides a pipe cutting device with which the pipe 6 is cut. At present, after the cutting device among the prior art accomplishes cutting tubular product 6 at every turn, need manual press reset button to trigger inside reset unit and make the blade reset, manual stirring blade further makes it resume to initial position completely again, has increased the operation complexity of tubular product cutting, has reduced the degree of automation and the practicality of cutting the pipe device, has wasted the time cost, has reduced cutting efficiency, has reduced the safety in utilization again.

In order to solve the above problems, the present embodiment provides a pipe cutting device, which is improved based on the cutting device in the prior art, and is used for realizing automatic reset of the blade 13 of the pipe cutting device, thereby avoiding troubles caused by manual operation, improving the automation degree and practicability of the device, improving the cutting efficiency, saving the time cost, and improving the safety.

Specifically, as shown in fig. 2 to 4, the pipe cutting apparatus includes a cutting unit 1 and an automatic returning unit 2, the above-mentioned cutting apparatus of the prior art is used as the cutting unit 1 of the pipe cutting apparatus, and one side of the base 10 having the blade 13 is a discharging end of the cutting unit 1, and the other side of the base 10 is a feeding end. After each cutting of the tube 6 is completed, the automatic reset unit 2 can automatically press the button 15 and assist the blade 13 to reset to the initial position. Set up automatic re-setting unit 2 and can press button 15 and replace the hand additional action further blade 13 that resets after cutting tubular product 6 at every turn, avoided manual operation's trouble, improved the degree of automation and the practicality of device, improved cutting efficiency, saved the time cost, improved the security again.

Specifically, the automatic reset unit 2 includes a feeler lever, one end of which is in contact with the button 15, and the other end of which is connected with a first driver for driving the feeler lever to press the button 15. After the completion is at every turn cut tubular product 6, first driver drive feeler lever is automatic to be pressed button 15, replaces hand to press button 15, has avoided manual operation's trouble, has improved the degree of automation and the practicality of device, has saved the time cost.

In this embodiment, the first actuator is a pneumatic cylinder. After the pipe 6 is cut each time, the piston rod of the air cylinder drives the feeler lever to press the button 15.

Preferably, the automatic reset unit 2 comprises a paddle assembly 21. As aforesaid, cutter head 11 rotates the setting, blade 13 sets up on cutter head 11, plectrum subassembly 21 is used for stirring cutter head 11 clockwise or anticlockwise rotation auxiliary blade 13 and resets to initial position, blade 11 pivoted direction is opposite with cutter head 11 pivoted direction when cutting for plectrum subassembly 21 stirs cutter head 11 pivoted direction, the centrifugal force that produces when utilizing stirring cutter head 11 to rotate makes knife rest 12 drive blade 13 and resets, the trouble of stirring with the hand has been avoided, the degree of automation and the practicality of pipe cutting device have been improved, the cutting efficiency is improved, the time cost is saved, and the security is improved again.

In the present embodiment, when cutting the pipe 6, the cutter head 11 rotates clockwise, so the toggle assembly 21 is used for toggling the cutter head 11 to rotate counterclockwise.

Preferably, as shown in fig. 4 and 5, a plurality of tooth grooves 111 are provided on the circumferential surface of the cutter head 11. The toggle assembly 21 includes toggle teeth 211 engaged with the tooth slots 111, the toggle teeth 211 being adapted to toggle the cutter head 11 and cause it to rotate.

In this embodiment, stir tooth 211 and adopt the great and softer rubber of material of frictional force, and stir the limit that tooth 211 contacted tooth's socket 111 earlier and set up to curved edge, increased and stir the frictional force when tooth 211 stirs the blade disc 11 rotation through tooth's socket 111, improved the efficiency of stirring subassembly 21, buffer when having increaseed stirring tooth 211 and tooth's socket 111 contact again, make tooth's socket 111 increase with the life who stirs tooth 211, thereby the life of device has been improved.

Further, as shown in fig. 2-4, the pick assembly 21 further includes a second driver 212 and a pick holder 213. An output shaft of the second driver 212 is connected with the dial holder 213, the second driver 212 is used for driving the dial holder 213 to rotate, and the end of the dial holder 213 is provided with dial teeth 211. When the pipe 6 is cut, the second driver 212 is started, the shifting piece frame 213 rotates, the shifting teeth 211 are meshed with the tooth grooves 111 and then separated to shift the cutter head 11 to rotate, and the blades 13 are reset to the initial position.

In this embodiment, the second driver 212 is a driving motor, and an output shaft of the driving motor is fixed to the dial holder 213 to drive the dial holder 213 to rotate.

Preferably, as shown in fig. 3, the cutting unit 1 further comprises a first clamping assembly 16, the first clamping assembly 16 being used to clamp the tube 6 to be cut when the cutting unit 1 is cutting the tube. The first clamping assembly 16 is arranged at the feeding end of the cutting unit 1, and ensures the stability of the cutting unit 1 in cutting the pipe 6.

In this embodiment, the first clamping assembly 16 is provided with a first collet. When cutting the tube 6, the tube 6 is kept horizontal when the first collet together with the tube adapter 17 grips the tube 6. The first collet relaxes the tube 6 each time the cutting of the tube 6 is completed.

Preferably, as shown in fig. 2-3, the pipe cutting device further comprises a feeding unit 4, and the feeding unit 4 is used for conveying the pipe 6 to be cut to the feeding end of the cutting unit 1. The feeding unit 4 is arranged at the feeding end of the cutting unit 1, the feeding unit 4 comprises a second clamping component 41, and the second clamping component 41 is used for clamping and conveying the pipe 6 to the feeding end of the cutting unit 1, so that the automatic feeding of the pipe cutting device is facilitated, and the automation degree of the pipe cutting device is improved.

In this embodiment, the second clamping assembly 41 is provided with a second clamping head, and the second clamping head, the first clamping head and the pipe adapter 17 clamp the pipe 6 together, so that the pipe 6 is kept horizontal.

In this embodiment, the feeding unit 4 further includes a feeding bottom plate 42, the feeding bottom plate 42 is disposed at the feeding end of the cutting unit 1, and the second clamping assembly 41 is slidably disposed on the feeding bottom plate 42. A feeding motor and a lead screw are arranged below the feeding bottom plate 42, the lead screw is arranged in parallel with the part to be cut of the pipe 6, the feeding motor drives the lead screw to rotate, the lead screw rotates to penetrate through the second clamping component 41, and when the lead screw rotates, the second clamping component 41 can move linearly along the axial direction of the lead screw. When the pipe 6 is cut each time, the pipe 6 is clamped by the second clamping head, and the second clamping assembly 41 moves linearly along the screw from the end of the screw far away from the cutting unit 1 to the end of the screw close to the cutting unit 1. When the pipe 6 is cut, the second chuck loosens the pipe 6, the second clamping assembly 41 moves linearly along the screw from the end of the screw close to the cutting unit 1 to the end of the screw far away from the cutting unit 1, and then clamps the pipe 6 again.

Preferably, the pipe cutting device further comprises a supporting unit 3, and the supporting unit 3 is used for supporting the part to be cut of the pipe 6. The supporting unit 3 comprises a guide rail 31 and a supporting frame 32 connected with the guide rail 31 in a sliding mode, the supporting frame 32 is used for placing and supporting the part to be cut of the pipe 6, the phenomenon that the pipe 6 cannot be kept horizontal due to the fact that the pipe 6 is too long is avoided, and stability of the pipe cutting device is improved.

In this embodiment, the guide rail 31 is a telescopic rod structure, and when the pipe cutting device is not used, the guide rail 31 can be contracted to the shortest length, and the support frames 32 are closely arranged, so that the storage space is saved.

Preferably, the pipe cutting device comprises a storage box 5, and the storage box 5 is used for collecting cutting chips and cut pipes 6. The storage box 5 is arranged at the discharge end of the cutting unit 1.

In this embodiment, receiver 5 still is provided with the filter screen, makes tubular product 6 that have cut drop to the filter screen on, and the cutting piece passes the filter screen and drops to the bottom of receiver 5, has improved the practicality and the convenience of use of surely managing the device.

In this embodiment, the cutting unit 1, the feeding unit 4 and the supporting unit 3 are connected in sequence, so that the structural compactness of the pipe cutting device is improved.

Preferably, as shown in fig. 6, the pipe cutting device further comprises a machine shell 7, and the machine shell 7 covers the cutting unit 1, the feeding unit 4 and the storage box 5, so that cutting chips generated when the pipe 6 is cut are prevented from splashing outwards, and the safety is improved.

In this embodiment, the pipe cutting device further comprises a controller, and the controller has three functions. The first function is that the controller controls the second chuck to clamp the tube 6 and controls the second clamping assembly 41 to move, and when the second clamping assembly 41 clamps the tube 6 and the lead screw moves to the end close to the cutting unit 1, the controller controls the first chuck to clamp the tube 6, the second chuck to release the tube 6, the cutter head 11 to rotate clockwise, the blade 13 to cut the tube 6, and the second clamping assembly 41 moves to the end far from the cutting unit 1. And a second function, when the blade 13 is fed to the final position, the controller controls the cutter head 11 to stop rotating, the air cylinder to operate and the driving motor to start to rotate the plectrum frame 213, so that the touch rod presses the button 15, the toggle tooth 211 toggles the cutter head 11 anticlockwise, and the blade 13 is reset to the initial position. And thirdly, after the blade 13 is completely reset and the second clamping assembly 41 moves to the end of the screw rod far away from the cutting unit 1, the controller repeats the first function and the second function, and the operation is repeated in such a way until no pipe 6 is on the second chuck, and the pipe cutting device stops after the second clamping assembly 41 returns to the end of the screw rod far away from the cutting unit 1. The controller is arranged to improve the automation degree of the device.

For convenience of understanding, the specific process when cutting the tube 6 by using the tube cutting device provided in the present embodiment is as follows:

in the first step, a proper pipe adapter 17, a first clamping head, a second clamping head, a support frame 32 and a guide rail 31 are selected according to the pipe diameter and the length of the pipe 6, and the support frame 32 is arranged on the guide rail 31 at proper intervals.

In a second step, one end of the tube 6 is clamped with a second clamp and the rest of the tube 6 is placed on the support 32.

And thirdly, starting the feeding motor, moving the second clamping assembly 41 to one end of the lead screw close to the cutting unit 1, clamping the pipe 6 by the first chuck, and loosening the pipe 6 by the second chuck.

Fourthly, the feeding motor rotates reversely, so that the second clamping assembly 41 moves towards one end of the lead screw, which is far away from the cutting unit 1, the cutter disc 11 of the cutting unit 1 rotates clockwise, the blade 13 feeds from the initial position to the final position, and the pipe 6 is cut.

And fifthly, when the blade 13 is at the last position, the cutter disc 11 stops rotating, the air cylinder is started, the button 15 is pressed, and then the driving motor is started to enable the shifting frame 213 to rotate, so that the cutter disc 11 is shifted anticlockwise.

Sixthly, after the blade 13 is completely reset and the second clamping assembly 41 moves to the end of the screw rod far away from the cutting unit 1, repeating the second step to the fifth step, and so on.

And finally, starting the feeding motor until the second chuck does not have the pipe 6, and stopping the pipe cutting device after the second clamping assembly 41 returns to the end of the screw rod far away from the cutting unit 1, so as to finish cutting one pipe 6.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A pipe cutting device comprising a cutting unit (1), the cutting unit (1) comprising a blade (13), the blade (13) being fed from an initial position to a final position when cutting a pipe (6);

cutting element (1) still includes button (15), when pressing button (15), blade (13) are to initial position reset, its characterized in that still includes:

and the automatic resetting unit (2) can automatically press the button (15) and assist the blade (13) to reset to the initial position after the pipe (6) is cut every time.

2. Pipe cutting device according to claim 1, characterized in that the automatic reset unit (2) comprises a feeler lever, one end of which is in contact with the button (15) and the other end of which is connected with a first actuator for driving the feeler lever to press the button (15).

3. The pipe cutting apparatus as claimed in claim 2, wherein the first driver is a cylinder.

4. The pipe cutting device according to claim 1, wherein the cutting unit (1) further comprises a cutter disc (11) rotatably arranged, the blades (13) are arranged on the cutter disc (11), the automatic resetting unit (2) comprises a shifting piece assembly (21), and the shifting piece assembly (21) is used for shifting the cutter disc (11) to rotate clockwise or anticlockwise to assist the blades (13) to reset to an initial position.

5. The pipe cutting device according to claim 4, wherein the cutter head (11) is circular, a plurality of tooth grooves (111) are formed in the circumferential surface of the cutter head (11), the plectrum assembly (21) comprises a poking tooth (211) meshed with the tooth grooves (111), and the poking tooth (211) is used for poking the cutter head (11) and enabling the cutter head to rotate.

6. The pipe cutting device according to claim 5, wherein the pick assembly (21) further comprises a second driver (212) and a pick holder (213), an output shaft of the second driver (212) is connected with the pick holder (213), the second driver (212) is used for driving the pick holder (213) to rotate, and the end of the pick holder (213) is provided with the pick teeth (211).

7. Pipe cutting device according to claim 1, wherein the cutting unit (1) further comprises a first clamping assembly (16), the first clamping assembly (16) being arranged at the feed end of the cutting unit (1), the first clamping assembly (16) being adapted to clamp the pipe (6) to be cut.

8. The pipe cutting device according to claim 1, further comprising a feeding unit (4), wherein the feeding unit (4) is arranged at the feeding end of the cutting unit (1), and wherein the feeding unit (4) comprises a second clamping assembly (41), and wherein the second clamping assembly (41) is used for clamping and conveying the pipe (6) to the feeding end of the cutting unit (1).

9. Pipe cutting device according to claim 1, further comprising a support unit (3), wherein the support unit (3) comprises a guide rail (31) and a support frame (32) slidably connected to the guide rail (31), the support frame (32) being used for placing and supporting the portion of the pipe (6) to be cut.

10. Pipe cutting device according to claim 1, characterized by comprising a receiving box (5), said receiving box (5) being arranged at the discharge end of the cutting unit (1), said receiving box (5) being adapted to collect cutting chips and cut pipes (6).

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