KR200473148Y1 - Apparatus for cutting metal pipe - Google Patents

Apparatus for cutting metal pipe Download PDF

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Publication number
KR200473148Y1
KR200473148Y1 KR2020140002813U KR20140002813U KR200473148Y1 KR 200473148 Y1 KR200473148 Y1 KR 200473148Y1 KR 2020140002813 U KR2020140002813 U KR 2020140002813U KR 20140002813 U KR20140002813 U KR 20140002813U KR 200473148 Y1 KR200473148 Y1 KR 200473148Y1
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KR
South Korea
Prior art keywords
metal pipe
support
block
shaft
hole
Prior art date
Application number
KR2020140002813U
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Korean (ko)
Inventor
유문영
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유문영
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Priority to KR2020140002813U priority Critical patent/KR200473148Y1/en
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Publication of KR200473148Y1 publication Critical patent/KR200473148Y1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D21/00—Machines or devices for shearing or cutting tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D33/00—Accessories for shearing machines or shearing devices
    • B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)

Abstract

The present invention relates to a new structure of a metal pipe cutting apparatus capable of rapidly cutting a metal pipe having a small diameter to a predetermined length.
The metal pipe cutting apparatus according to the present invention includes a support plate 10, a support block 20 provided on the support plate 10 and configured to pass through the through holes 21 through which the metal pipe 1 is fed, A supply means 30 provided on the upper surface of the support plate 10 for intermittently advancing the metal tube 1 and inserting the metal tube 1 forward of the through hole 21 of the support block 20, A slide block 40 provided at a rear side of the support block 20 so as to be movable back and forth to the rear of the through hole 21, a cutter 50 provided in the slide block 40, And the slider block 40 is moved back and forth so that the cutter 50 advances toward the metal pipe 1 and cuts the metal pipe 1 discharged to the rear of the through hole 21. [ (60), and the through hole (21) of the support block (20) Through it may be cut at a certain length of metal tube (1) extending in the rear, as well as the higher the productivity, it is advantageous to save on labor costs.

Description

[0001] Apparatus for cutting metal pipe [0002]

The present invention relates to a new structure of a metal pipe cutting apparatus capable of rapidly cutting a metal pipe having a small diameter to a predetermined length.

In recent years, there has been an increasing number of cases in which a metal tube and a metal tube are connected to each other or a wire is interconnected using a connection sleeve formed by cutting a very thin metal tube having a diameter of mm units.

On the other hand, in order to cut such a connection sleeve, a metal pipe having a small diameter must be cut to a certain length. Since the work for manufacturing the connection sleeve by cutting the metal pipe has been performed by hand so far, productivity is very low, There is a problem that it takes a lot of time.

Recently, as shown in a number of prior documents including Patent No. 10-0960353, various kinds of cutting apparatuses capable of automatically cutting metal pipes have been developed. Such cutting apparatuses, however, There is a problem in that it is not suitable for cutting a thin metal pipe.

Therefore, there is a need for a new method to solve such a problem.

It is an object of the present invention to provide a metal pipe cutting apparatus of a new structure which can quickly cut a metal pipe having a small diameter to a predetermined length.

In order to achieve the above object, the present invention provides a metal pipe cutting apparatus for cutting a small diameter metal pipe (1), comprising a support plate (10), a through hole A support block 20 formed on an upper surface of the support plate 10 to intermittently advance the metal pipe 1 so as to extend forwardly of the through hole 21 of the support block 20, A slide block 40 provided on the upper surface of the support plate 10 so as to be movable back and forth from the rear side of the support block 20 toward the rear of the through hole 21, The cutter 50 provided in the slide block 40 and the cutter 50 connected to the slide block 40 to move the slide block 40 back and forth so that the cutter 50 is advanced toward the metal pipe 1, And the metal tube (1) discharged to the rear of the hole (21) The metal tube cutting apparatus comprising a stage (60) is provided.

According to another aspect of the present invention, the supplying means 30 includes driving and driven wheels 31 and 32, which are positioned to face each other and support the upper and lower surfaces of the metal pipe 1 passing between them, A pivot shaft 33 connected to the wheel 31 and a pivot arm 34 provided on the pivot shaft 33. The pivot arm 34 is connected to the pivot arm 34 such that the pivot arm 34 is repeatedly moved back and forth And a clutch mechanism (36) provided between the rotary shaft (33) and the rotary arm (34) or between the rotary shaft (33) and the driving wheel (31) The clutch mechanism 36 is operated only when the pivoting arm 34 or the pivoting shaft 33 is rotated in the direction in which the metal pipe 1 is advanced toward the support block 20, ) Or the driving shaft (33) is connected to the driving wheel (31) so as to transmit power.

According to another feature of the present invention, the crank mechanism 35 includes a drive shaft 35b driven by a drive motor 35a, a crank member 35e provided on the drive shaft 35b, 35e and a connecting rod 35f connecting the pivot arm 34 and the base end of the connecting rod 35f is positionally adjustable in the direction of the center of the crank member 35e A metal pipe cutting device is provided.

According to another feature of the present invention, the forward and backward driving means 60 includes a connecting shaft 61 connected to be driven by the supplying means 30, and a connecting shaft 61 connected to the connecting shaft 61 and the cutter 50 And a crank mechanism (62) for connecting the crank mechanism (62).

According to another feature of the present invention, a support portion 22 for supporting one side of the metal pipe 1 extending rearward through the through hole 21 is formed at a rear side of the support block 20, Further comprising a pressing member (41) slidably coupled to the slide block (40) toward the support portion (22) and elastically biased to advance toward the support portion (22) by an elastic member (43) The tip end of the pressing member 41 presses the side surface of the metal tube 1 extending to the back of the support block 20 when the block 40 is advanced toward the support block 20, And is pressed and fixed between the support portion (22) and the pressing member (41).

The metal pipe cutting apparatus according to the present invention includes a support plate 10, a support block 20 provided on the support plate 10 and configured to pass through the through holes 21 through which the metal pipe 1 is fed, A supply means 30 provided on the upper surface of the support plate 10 for intermittently advancing the metal tube 1 and inserting the metal tube 1 forward of the through hole 21 of the support block 20, A slide block 40 provided at a rear side of the support block 20 so as to be movable back and forth to the rear of the through hole 21, a cutter 50 provided in the slide block 40, And the slider block 40 is moved back and forth so that the cutter 50 advances toward the metal pipe 1 and cuts the metal pipe 1 discharged to the rear of the through hole 21. [ (60), and the through hole (21) of the support block (20) Through it may be cut at a certain length of metal tube (1) extending in the rear, as well as the higher the productivity, it is advantageous to save on labor costs.

1 is a plan view showing a metal pipe cutting apparatus according to the present invention,
FIG. 2 is a rear perspective view showing a support block of a metal pipe cutting apparatus according to the present invention;
FIGS. 3 to 8 are views for explaining the construction and operation of the supply means of the metal pipe cutting apparatus according to the present invention;
Figs. 9 to 15 are reference views for explaining the construction and operation of the cutting machine and the forward and backward driving means of the metal pipe cutting apparatus according to the present invention; Fig.
16 is a plan view showing a state in which a metal pipe is installed in the metal pipe cutting apparatus according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIGS. 1 to 16 illustrate a metal pipe cutting apparatus according to the present invention, and are configured to cut a straight metal pipe 1 supplied through a supply means 30 to a predetermined length.

The metal pipe cutting apparatus includes a support plate 10 and a support block 20 provided on the support plate 10 and having through holes 21 through which the metal pipe 1 is fed, A supply means 30 provided on the upper surface of the support plate 10 for intermittently advancing the metal tube 1 to be inserted into the through hole 21 in front of the support plate 10, A slide block 40 provided at a rear side of the slide block 40 such that the slide block 40 can be moved back and forth to the rear side of the through hole 21, a cutter 50 provided in the slide block 40, And the slider block 40 is moved forward and backward so that the cutter 50 advances toward the metal pipe 1 and cuts the metal pipe 1 discharged to the rear of the through hole 21. [ (60).

The support plate 10 is made of a metal material having high strength.

2, the support block 20 is formed in the shape of a square metal block and is fixedly coupled to the left surface of the support panel 11 located on the right rear side of the upper surface of the support plate 10. [

At this time, a support portion 22 for supporting one side surface of the metal tube 1 extending rearward through the through hole 21 is formed at the rear side of the support block 20.

The supporting portion 22 is configured to protrude rearward from one side of the rear side of the supporting block 20. [

The through hole 21 is formed to be offset to the left of the support block 20 and the support portion 22 is formed to extend rearward from the right side of the through hole 21, 1) passes through the through hole (21), the right side surface is closely attached to the left side surface of the support portion (22).

At this time, an insertion groove 23 into which the cutting blade 53 provided in the cutter 50 is inserted is formed between the support block 20 and the support portion 22.

The support plate 10 is formed with a discharge hole 14 corresponding to a lower side of the rear end of the support block 20 so that the metal pipe 1 cut by the cutter 50 is inserted into the discharge hole 14 To the lower side of the support plate (10).

The supplying means 30 includes a driving wheel 31 and a driven wheel 32 which are positioned to mutually up and down and support the upper and lower surfaces of the metal pipe 1 passing between the driving and driven wheels 31 and 32, A pivoting arm 34 provided on the pivoting shaft 33 and a crank mechanism 34 connected to the pivoting arm 34 to rotate the pivoting arm 34 repeatedly in forward and backward directions 35 and a clutch mechanism 36 provided between the pivot shaft 33 and the pivot arm 34. [

3, the driving wheel 31 and the driven wheel 32 are rotatably coupled to the right side of the support 12 provided on the upper surface of the support plate 10, When the metal tube 1 is supplied between the driving wheel 31 and the driven wheel 32, the metal tube 1 is inserted into the concave groove, So as not to be separated.

The upper driven wheel 32 is freely rotatably coupled to the support base 12 by a support shaft 32b extending from the left side to the left and the drive wheel 31 is coupled to the support shaft 12 via the rotation shaft 33, And is coupled to the support base 12 so as to be positioned below the driven wheel 32. [

The pivot shaft 33 is coupled to both sides of the support base 12 so as to penetrate.

The pivot arm (34) is provided to extend upward from the left end of the pivot shaft (33).

4 to 6, the crank mechanism 35 includes a drive shaft 35b driven by a drive motor 35a, a crank member 35e provided on the drive shaft 35b, And a connecting rod 35f for connecting the member 35e and the pivot arm 34. [

The drive shaft 35b extends in the left-right direction and is rotatably coupled to a bearing 16 provided on the upper surface of the support plate 10.

The drive motor 35a is provided on the lower side of the support plate 10 and connected to the drive shaft 35b by a belt 35c and a pulley 35d through a through hole 13 formed in the support plate 10 .

The crank member 35e has a disk shape and is fixedly coupled to the right end of the drive shaft 35b.

The connecting rod 35f has a proximal end portion thereof positionally adjustable in the center direction of the crank member 35e and a distal end portion thereof connected to the pivoting arm 34. [

5 and 6, a radial guide groove 35g is formed in the crank member 35e, and the guide groove 35g is formed in the guide groove 35g along the guide groove 35g And an extension pipe 35i extending to the right side of the crank member 35e and rotatably coupled with the base end of the connecting rod 35f is provided on the right side surface of the position adjustment block 35h. .

At this time, a through hole 35j extending from the right end of the extension pipe 35i to the left side of the position adjustment block 35h is formed in the extension pipe 35i, and a bolt 35k is formed in the through hole 35j .

Therefore, as shown in Figs. 6A and 6B, the position adjustment block 35h is slid in the direction of the center of the crank member 35e along the guide groove 35g to adjust its position . When the bolt 35k is tightened, the tip of the bolt 35k presses the inner surface of the guide groove 35g to fix the position adjusting block 35h so as not to move.

When the drive shaft 35b is driven by the drive motor 35a, the crank member 35e is rotated, and the pivot arm 34 is rotated in the front-rear direction through the connecting rod 35f.

A clutch mechanism 36 is provided between the rotary shaft 33 and the rotary arm 34 so that the driving force of the rotary arm 34 is transmitted to the rotary shaft 34 when the rotary arm 34 is rotated ).

The clutch mechanism 36 uses a one-way bearing that is coupled between the pivot shaft 33 and the pivot arm 34 so that the metal pipe 1 is advanced in the direction of advancing toward the support block 20 The driving force of the pivot arm 34 is transmitted to the pivot shaft 33 so that the pivot shaft 33 and the driving wheel 31 rotate counterclockwise The driving force of the pivoting arm 34 is not transmitted to the pivoting shaft 33 when the pivoting arm 34 is rotated clockwise as shown in Fig. 8, 34) to idle.

As described above, the one-way bearing, which is coupled between the pivot shaft 33 and the pivot arm 34 to selectively transmit power or prevent power from being transmitted along the pivot direction of the pivot arm 34, It is a general machine component and widely used in various fields.

Therefore, when the drive motor 35a is driven, the pivoting arm 34 is repeatedly rotated in the forward and backward directions, that is, clockwise and counterclockwise by the connecting rod 35f.

7, the driving force of the pivot arm 34 is transmitted to the driving shaft 33 and the driving wheel 34 only when the pivot arm 34 is rotated in the counterclockwise direction by the clutch mechanism 36. At this time, 31 so that the metal tube 1 is advanced toward the support block 20 while the drive wheel 31 is rotated counterclockwise.

7, when the pivoting arm 34 is rotated in the clockwise direction, the pivoting arm 34 is idle so that the pivoting shaft 33 and the driving wheel 31 are not rotated.

Therefore, while the driving wheel 31 is repeatedly rotated and stopped in the counterclockwise direction, as shown in Fig. 7, the metal tube 1 advances by a certain distance, and is stopped as shown in Fig. 8 Repeat.

The slide block 40 is coupled to a guide rail 15 extending in the left and right direction on the upper surface of the support plate 10 so that the slide block 40 passes through the guide rail 15 from the rear side of the support block 20, (21).

The cutter 50 includes a support base 51 provided on the right side of the upper surface of the slide block 40, a rotation shaft 52 extending in the front and rear direction on the support base 51, And a belt 54a and a pulley 54b which are connected to the rear end of the rotary shaft 52 and are connected to the rotary shaft 52, And a driving motor 54 for rotating the cutting edge 53 at a high speed.

9 to 15, the slide block 40 is provided on the right side of the support block 20 so as to correspond to the insertion groove 23 formed on the rear side of the support block 20, The entire cutter 50 is slid to the right so that the metal tube 1 extending to the rear side of the through hole 21 of the support block 20 is cut by the cutting edge 53 and then the discharge hole 14 To be discharged downward.

The forward and backward driving means 60 includes a connecting shaft 61 connected to be driven by the feeding means 30 and a crank mechanism 62 connecting the connecting shaft 61 and the cutter 50 do.

The connection shaft 61 is rotatably coupled to a bearing 16 provided on the upper surface of the support plate 10 and extends in the front-rear direction on the right side of the upper surface of the support plate 10, And is connected to the drive shaft 35b by a drive shaft 61a, and is configured to rotate in conjunction with the drive shaft 35b.

The crank mechanism 62 includes a crank member 62a provided at the rear end of the connecting shaft 61 and a connecting rod 62b connecting the crank member 62a and the slide block 40 And when the connection shaft 61 is rotated, it is slid in the left-right direction.

The crank mechanism 62 allows the slide block 40 to be retracted to the left when the metal pipe 1 is advanced to the support block 20 by the supply means 30, The slide block 40 is advanced toward the metal pipe 1 and is cut out of the metal pipe 1 extending rearward through the through hole 21 of the support block 20. [

9 and 10, the slide block 40 is provided with a metal tube 1 extending rearward of the support block 20 when the slide block 40 is advanced toward the metal tube 1, And a pressing member 41 for pressing and fixing the metal tube 1 is provided.

The pressing member 41 includes a pair of horizontal members 41a extending in the lateral direction and spaced apart from each other in the vertical direction and a pair of horizontal members 41b extending in the vertical direction to interconnect the right ends of the horizontal member 41a A vertical member 41b and a pair of slide shafts 41c extending leftward from the right end of the horizontal member 41a. The slide shafts 41c are disposed on the upper surface of the slide block 40 And is slidably coupled to the support tube body 42 provided in the left-right direction.

At this time, the pressing member 41 is provided so that the vertical member 41b protrudes to the right compared to the right end of the cutting edge 53 of the cutter 50. [

An elastic member 43 for pressing the pressing member 41 to the right is coupled to the outside of the slide shaft 41c.

The elastic member 43 uses a compression coil spring fitted to the outside of the slide shaft 41c so as to be positioned between the support tube 42 and the vertical member 41b.

11 and 12, when the slide block 40 is slid to the right, the pressing member 41 is first extended to the rear side through the through hole 21 of the support block 20, The metal tube 1 is pressed between the pressing member 41 and the supporting portion 22 so that the metal tube 1 is pressed and fixed.

13 and 14, when the slide block 40 is further slid to the right, as the elastic member 43 is compressed, the pressing member 41 is not advanced further, The metal tube 1 is kept pressed and fixed and the cutter 50 cuts the metal tube 1 fixed by the slide block 40 and the support portion 22,

16, when the slide block 40 is retracted to the left, the pressing member 41 is retracted to the left together with the slide member to release the pressing of the metal tube 1, , And the tip end of the metal tube (1) cut by the cutting edge (53) is discharged downward through the discharge hole (14).

An unillustrated reference numeral 17 denotes a metal tube 1 which is disposed on the support panel 11 so as to be positioned behind the support block 20 and extends rearward through the through hole 21 of the support block 20, Reference numeral 18 denotes a linear adjustment means provided so as to be positioned in front of the supply means 30 so as to straighten the metal pipe 1 supplied to the supply means 30, Respectively.

16, the metal tube 1 is brought into close contact with the stopper 17 through the through-hole 21 of the support block 20, When the motor 35a is driven, the metal tube 1 is intermittently supplied to the through hole 21 of the support block 20 by the supply means 30, and the slide block 40 and the cutter The metal tube 1 extending rearward of the support block 20 is cut out while the metal block 50 is slid laterally.

The metal pipe cutting apparatus thus constructed comprises a support plate 10, a support block 20 provided on the support plate 10 and through-holes 21 through which the metal pipe 1 is fed, (30) provided on the upper surface of the support plate (10) for intermittently advancing the metal pipe (1) and inserting the metal pipe in front of the through hole (21) of the support block (20) A slide block 40 provided at a rear side of the support block 20 so as to be movable back and forth to the rear of the through hole 21, a cutter 50 provided in the slide block 40, 40 for cutting the metal tube 1 which is advanced to the metal tube 1 and discharged to the rear of the through hole 21 by moving the slide block 40 back and forth, (60), and the through hole (21) of the support block (20) The metal tube 1 extending rearward can be cut to a predetermined length, so that not only the productivity is high, but also the labor cost can be saved.

The supplying means 30 includes a driving wheel 31 and a driven wheel 32 that are positioned to mutually up and down and support the upper and lower surfaces of the metal pipe 1 passing therebetween, A pivoting arm 34 provided on the pivoting shaft 33 and connected to the pivoting arm 34 to rotate the pivoting arm 34 repeatedly in forward and backward directions, A mechanism 35 and a clutch mechanism 36 provided between the rotary shaft 33 and the rotary arm 34 so that the metal tube 1 can be intermittently advanced.

Therefore, since the metal tube 1 can be cut using the cutter 50 while the metal tube 1 is advanced by the feeding means 30 and then stopped, the metal tube 1 can be cut to an exact length There are advantages.

The crank mechanism 35 includes a drive shaft 35b driven by a drive motor 35a, a crank member 35e provided in the drive shaft 35b, a crank member 35e, And a connecting rod 35f for connecting the connecting rod 35f to a base end of the connecting rod 35f. The base end of the connecting rod 35f is positionally adjustable in the center direction of the crank member 35e, Can be adjusted.

6, the diameter of the circle C drawn by the proximal end of the crank mechanism 35 is smaller than the diameter of the circle C drawn by the proximal end of the crank mechanism 35. In other words, when the position of the proximal end of the connecting rod 35f is adjusted to the direction of the center of the crank member 35e, The angle at which the pivot arm 34 is rotated by the crank mechanism 35 is changed.

When the pivoting arm 34 is rotated in the forward and backward directions once, the angle of the driving wheel 31 is rotated by the driving wheel 31, The length of the connecting sleeve 35f can be freely adjusted by cutting the metal tube 1 by adjusting the position of the base end of the connecting rod 35f.

The forward and backward driving means 60 includes a connecting shaft 61 connected to be driven by the supplying means 30 and a crank mechanism 62 connecting the connecting shaft 61 and the cutter 50, It is not necessary to use a separate power for operating the forward and backward driving means 60 and when the metal tube 1 supplied by the supplying means 30 is stopped, the cutter 50 The reliability of the interlocking action of cutting the metal tube 1 is improved.

A support portion 22 for supporting one side of the metal pipe 1 extending rearward through the through hole 21 is formed at a rear side of the support block 20, The slide block 40 is slidably coupled to the support portion 22 and is elastically pressed to be advanced toward the support portion 22 by the elastic member 43, The front end of the pressing member 41 presses the side surface of the metal tube 1 extending to the rear of the support block 20 before the cutter 50 cuts the metal tube 1, The metal tube 1 is pressed and fixed between the support portion 22 and the pressing member 41 so that the metal tube 1 cut by the cutter 50 does not protrude in any direction, And can be discharged downward through the formed discharge hole 14 There is an advantage.

The clutch mechanism 36 is provided between the pivot shaft 33 and the pivot arm 34. The clutch mechanism 36 is provided between the pivot shaft 33 and the driving wheel 34. However, 31, respectively.

In addition to the above-described one-way bearing, various kinds of the above-described clutch mechanism 36 can be used.

Although the metal pipe cutting means according to the present invention is used to cut the metal pipe 1 to fabricate the connection sleeve, it can be used for various purposes in addition to manufacturing the connection sleeve.

10. Support plate 20. Support block
30. Supply means 40. Slide block
50. Cutter 60. Forward and backward movement

Claims (5)

A metal pipe cutting apparatus for cutting a small-diameter metal pipe (1)
A support plate 10,
A support block 20 provided on the support plate 10 and configured to penetrate the front and rear surfaces of the through hole 21 through which the metal tube 1 is supplied,
A supply means 30 provided on the upper surface of the support plate 10 for intermittently advancing the metal pipe 1 to be inserted in front of the through hole 21,
A slide block 40 provided on the upper surface of the support plate 10 so as to be movable back and forth from the rear side of the support block 20 toward the rear side of the through hole 21,
A cutter 50 provided in the slide block 40,
The metal block 1 is connected to the slide block 40 so that the cutter 50 is advanced toward the metal pipe 1 and discharged to the rear of the through hole 21 by moving the slide block 40 back and forth. And a forward / backward driving means (60) for effecting forward / backward driving.
The method according to claim 1,
The feeding means (30)
A driving wheel 31 and a driven wheel 32 which are positioned to face each other and support the upper and lower surfaces of the metal pipe 1 passing therebetween,
A rotating shaft 33 connected to the driving wheel 31,
A rotating arm 34 provided on the rotating shaft 33 and a crank mechanism 35 connected to the rotating arm 34 to rotate the rotating arm 34 repeatedly in forward and backward directions,
And a clutch mechanism (36) provided between the rotary shaft (33) and the rotary arm (34) or between the rotary shaft (33) and the driving wheel (31)
The clutch mechanism 36 is configured to rotate the pivot arm 33 or the pivot arm 33 only when the pivot arm 34 or the pivot shaft 33 is rotated in the direction in which the metal pipe 1 is advanced toward the support block 20. [ 34), or the driving shaft (33) is connected to the drive wheel (31) so as to transmit power.
3. The method of claim 2,
The crank mechanism 35 includes a drive shaft 35b driven by a drive motor 35a,
A crank member 35e provided on the drive shaft 35b,
And a connecting rod (35f) connecting the crank member (35e) and the pivoting arm (34)
And the proximal end of the connecting rod (35f) is positionally adjustable in the direction of the center of the crank member (35e).
The method according to claim 1,
The forward / backward driving means 60
A connection shaft 61 connected to be driven by the supply means 30,
And a crank mechanism (62) connecting the connection shaft (61) and the cutter (50).
The method according to claim 1,
A support portion 22 for supporting a side surface of the metal tube 1 extending rearward through the through hole 21 is formed at a rear side of the support block 20,
Further comprising a pressing member (41) slidably coupled to the slide block (40) toward the support portion (22) and elastically biased to advance toward the support portion (22) by an elastic member (43)
When the slide block 40 is advanced toward the support block 20, the tip end of the pressing member 41 presses the side surface of the metal tube 1 extending to the back of the support block 20, ) Is pressed and fixed between the support portion (22) and the pressing member (41).
KR2020140002813U 2014-04-07 2014-04-07 Apparatus for cutting metal pipe KR200473148Y1 (en)

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KR2020140002813U KR200473148Y1 (en) 2014-04-07 2014-04-07 Apparatus for cutting metal pipe

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0615521A (en) * 1992-04-07 1994-01-25 Hankook Metal Co Ltd Automatic pipe cutting device
KR200366092Y1 (en) 2004-02-11 2004-11-16 오명석 The automatic cutting system of a pipe
KR101110563B1 (en) 2009-10-26 2012-02-15 이현수 Automatic cutting warking device of bar hardmetal
KR101297570B1 (en) 2011-10-31 2013-08-19 부국산업주식회사 Tube forming machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0615521A (en) * 1992-04-07 1994-01-25 Hankook Metal Co Ltd Automatic pipe cutting device
KR200366092Y1 (en) 2004-02-11 2004-11-16 오명석 The automatic cutting system of a pipe
KR101110563B1 (en) 2009-10-26 2012-02-15 이현수 Automatic cutting warking device of bar hardmetal
KR101297570B1 (en) 2011-10-31 2013-08-19 부국산업주식회사 Tube forming machine

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