CN105965080A - Pipe cutter - Google Patents
Pipe cutter Download PDFInfo
- Publication number
- CN105965080A CN105965080A CN201610139573.1A CN201610139573A CN105965080A CN 105965080 A CN105965080 A CN 105965080A CN 201610139573 A CN201610139573 A CN 201610139573A CN 105965080 A CN105965080 A CN 105965080A
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- Prior art keywords
- mentioned
- pipe
- cam
- clamping plate
- clamping
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Classifications
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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
Abstract
The invention provides a pipe cutter capable of using stable quality and fast speed to carry out pipe cutting work, wherein complex structure and controlling programs can be omitted; the pipe cutter comprises the following structures: a rotary body integratedly provided with a rotary cutting blade used for cutting pipes and a rotary arm of the first cam, and a rotary shaft with one end mounted on the rotary arm; a clamp device with a pair of clamp plates and a second cam, wherein the clamp plates can make contacts and disconnect form each other in the clamp direction; a connection transfer structure with another shaft, wherein one end of another shaft is connected with the clamp device and another shaft can extend in the convey direction of the pipe, and a connecting part connected with the other end of the another shaft and the other end of the rotary shaft. The cutting unit can synchronically move with the clamped pipe, and can integratedly move with the pipe in the convey direction.
Description
Technical field
The present invention relates to be cut by this pipe in the way of Tong Bu with the action of the pipe being conveyed continuously out
Break the tube cutting device for specific length.
Background technology
As the pipe sent continuously being cut to the tube cutting device of specific length, exist following
Patent documentation 1,2 disclosed in tube cutting device.
Wherein, tube cutting device disclosed in patent documentation 1, there is cutting edge 2 and cam 32
Rotation cam 3 when rotating counterclockwise, be installed on the format roll 116 of inner splint 11 with
Cam 32 abuts, and overcomes spring 115 active force to be downwards moved upward.Thus, interior
Clamping plate 11, using swinging axle 113 as a spot wobble, make inner splint 11 be moved upward by making pipe
It is clamped between inner splint 11 and external splint 12 and fixes this pipe.
It addition, make cutting edge 2 act on pipe in the period that pipe is fixed thus this pipe cut off.Separately
Outward, after pipe cuts off, because the abutting state of format roll 116 and cam 32 is released from, so
Inner splint 11 is mobile downwards due to the active force of spring 115 to restore, inner splint 11 and outer clip
Between plate 12 gap expand thus the restriction of pipe be released from.It is additionally, since and has a structure in which
The radius of turn that can not make cutting edge becomes big, and above-mentioned cutting edge 2 can be along on width
Pass through in the width axis of long pipe.
On the other hand, tube cutting device disclosed in patent documentation 2, be kept switched off sword 80 and
The rotary support member 60 of cam rollers 92 by spring 72 to rotate radial outside pressing state under to
When counterclockwise rotating, cam bawl 92 abuts so that revolving with the cam surface 95 of cam 90
Turn supporting mass 60 and overcome the active force of spring 72 and to radius of turn to medial movement.
Thus, become the state that the cutting line of cutting edge 80 is consistent with the width axis of pipe 19,
And utilize this cutting edge 80 to cut off pipe 19.Now, be kept switched off the balladeur train 41 of sword 80 with pipe
The speed that the speed of the travel direction of 19 is identical synchronously moves to same direction.Thus, disclose
Along the direction the most orthogonal with the length direction of pipe 19, pipe 19 can be cut off (with reference to patent literary composition
Offer the operation (b) of the claim 21 of 2, (c) and paragraph [0010], [0014] and [0025]
Record) purport.
It addition, in patent documentation 2, disclose the sliding rack control device 130 of utilization via motor 24
And the action of clamping limb 42 sets the first translational speed of shearing device 23, it is controlled making
The first translational speed obtaining this shearing device 23 is equally same with the second translational speed that pipe 19 moves
Step.
Patent documentation 1: No. 4880356 publications of Japanese Patent No.
Patent documentation 2: Japanese Unexamined Patent Publication 4-275820 publication
But, tube cutting device disclosed in above-mentioned patent documentation 1 has inner splint and external splint
And possess the cam machine of format roll and cam using swinging axle as the swing mechanism of a spot wobble
The complicated structure that structure combines, because number of components also becomes many so causing the increasing of product cost
Add.
It addition, tube cutting device disclosed in above-mentioned patent documentation 2 is as described above, because utilizing sliding
The control of rack control device makes the first translational speed of shearing device and the second translational speed phase of pipe
Deng so that the action of shearing device and the action of pipe are Tong Bu, if so changing make pipe travel second
Translational speed, then must revise the action of shearing device so that travelling with this second translational speed
Pipe action synchronize, with this must carry out loaded down with trivial details controls program correction operate.
Summary of the invention
Therefore, the present invention is to solve the such problem existing for conventional tube cutting device, mesh
Be provide in the way of Tong Bu with the pipe being conveyed out continuously, this pipe is cut to specific length
Time, just can be high with stable quality even if being not provided with the mechanism of complexity, loaded down with trivial details control program etc.
Speed carries out the cut-out operation of pipe, and simple structure low cost and the high tube cutting device of reliability.
The tube cutting device (100) of the present invention is clamping by with fixing speed with clamping device (6)
(V), under the state of the pipe (10) transferred out to conveying direction (F) continuously, utilize and rotate
Above-mentioned pipe (10) is cut to specific length (L) by cutting edge (1), is configured to possess: rotate
Body (5), it is integrally provided with turning arm (3) and rotary shaft (4), described turning arm (3) peace
Equipped with performing the above-mentioned rotation cutting edge (1) of cut-out and first cam part (21) of pipe (10),
In one end (4a) of described rotary shaft (4), this turning arm (3), and described rotation are installed
Axle (4) upwardly extends in the side of the conveying direction (F) along pipe (10)；Clamping device (6),
It has in the clamping direction (C) intersected along the conveying direction (F) with above-mentioned pipe (10)
Direction on relative movement and a pair clamping plate (7,8) that can contact, separate, at this pair
Either one of clamping plate (7,8) is provided with composition cam machine together with above-mentioned first cam part (21)
Second cam part (22) of structure (2)；And linking transfer structure (17), it possesses other axles
(15) with connecting member (14), one end (15a) of described other axles (15) and above-mentioned clamping
Device (6) links, and other axles described (15) are at the conveying direction (F) along pipe (10)
Side upwardly extend, described connecting member (14) is by the other end (15b) of described other axles (15)
Link with the other end (4b) of above-mentioned rotary shaft (4), with above-mentioned link transfer structure (17)
Link to be integrated with clamping device (6) by above-mentioned rotary body (5) and constitute cutting unit (11),
This cutting unit (11) is configured to when above-mentioned clamping device (6) clamps and manages the dynamic of (10)
Synchronize, be integrally forming with pipe (10) and can move along the conveying direction (F) of pipe (10)
Predetermined stroke.
Additionally, it is preferred that the rotary shaft (4) in above-mentioned rotary body (5) is provided with drive mechanism (12),
This drive mechanism (12) is to allow this rotary shaft (4) along the conveying direction (F) of pipe (10)
Direction on movement state apply revolving force.
Additionally, it is preferred that between a pair clamping plate (7,8) of above-mentioned clamping device (6), arrange
Having the first force application mechanism (9), this first force application mechanism (9) is to making above-mentioned a pair clamping plate (7,8)
The clamping separated releases direction (D) force.
Additionally, it is preferred that be provided with the second force application mechanism (13) in above-mentioned link transfer structure (17),
This second force application mechanism (13) conveying direction to above-mentioned connecting member (14) Xiang Yuguan (10)
(F) contrary Return-ing direction (B) force.
Additionally, it is preferred that what above-mentioned rotary body (5) was configured to rotate a circle at above-mentioned turning arm (3)
The period in one cycle is through performing the cut-out interval (S) of the cut-out of pipe (10) and not performing pipe
(10) non-severed of cut-out is interval (T), in above-mentioned cut-out interval (S), and above-mentioned first
Cam part (21) abuts with above-mentioned second cam part (22) so that above-mentioned a pair clamping plate (7,8)
Clamp pipe (10) along clamping direction (C) relative movement, be integrally forming with this pipe (10) and make
Above-mentioned cutting unit (11) is along the mobile predetermined stroke of conveying direction (F) of pipe (10), upper
State cutting unit (11) and make above-mentioned rotation cutting edge (1) to the period of conveying direction (F) movement
Act on pipe (10) and perform the cut-out of pipe (10), in above-mentioned non-severed interval (T),
Above-mentioned first cam part (21) and the abutting of above-mentioned second cam part (22) are released from making above-mentioned
A pair clamping plate (7,8) along clamping releasing direction (D) relative movement thus releases pipe (10)
Clamping, and make above-mentioned cutting unit (11) separate and to Return-ing direction (B) with pipe (10)
Origin position return.
It addition, a pair clamping plate of above-mentioned clamping device (6) (7,8) are in above-mentioned turning arm
(3) the inner side clamping plate (7) rotating radially inner side, and it is positioned at the rotation of above-mentioned turning arm (3)
The outside clamping plate (8) of radial outside, above-mentioned second cam part (22) is by above-mentioned inner side clamping plate (7)
The cam surface (22a) that formed of inner side end 7a constitute, and above-mentioned first cam part (21)
By cam bawl (21a) structure can arrange relative to the state that above-mentioned turning arm (3) rotate
Become.
It addition, do not have above-mentioned in a pair clamping plate (7,8) of above-mentioned clamping device (6)
The clamping plate (7,8) of the side of two cam part (22), it is possible to be provided with the width to pipe (10)
The location in direction (X) and pipe (10) draw along the movement in the direction of conveying direction (F)
The guide structure (30) led.
It addition, above-mentioned drive mechanism (12) is by the cycle that can make above-mentioned rotary body (5)
In the rotary speed servo motor (12a) variable in each interval constitute.
It addition, the rotation of above-mentioned servo motor (12a) is set to and performs cutting of pipe (10)
First rotary speed (Ul) of disconnected cut-out interval (S) is compared, and does not perform cutting of pipe (10)
Second rotary speed (U2) of disconnected non-severed interval (T) is bigger.
Additionally, it is preferred that above-mentioned pipe (10) is by the upper long and flat rigid pipe of width (X)
Constituting, it is formed as by metal plate material is carried out roll forming with at width
(X) state alignment having divided multiple space is arranged.
The tube cutting device (100) of the present invention has effect as follows.
(1) first, by with linking transfer structure (17) by rotary body (5) and clamping device
(6) link the conveying direction (F) constituted along pipe (10) and rule can be moved back and forth integratedly
Determine the cutting unit (11) of stroke, so when clamping device (6) clamping pipe (10),
Cutting unit (11) accepts power from pipe (10) and is integrally forming thus along same with pipe (10)
Predetermined stroke is moved in direction.
Therefore, though be not provided with complexity mechanism, loaded down with trivial details control program etc. also be able to with pipe
(10) mode that action synchronizes make cutting unit (11) mobile, can with stably quality at a high speed
Carry out managing the cut-out operation of (10).
(2) it addition, be provided with and allowing the conveying direction along pipe (10) of rotary shaft (4)
(F) in the case of applying the drive mechanism (12) of revolving force under the state of the movement in direction,
The energy when maintaining the movement of the cutting unit (11) Tong Bu with the action of above-mentioned pipe (10)
Power necessary to the cut-out that enough will be carried out by rotation cutting edge (1) is transferred to rotary shaft (4).
It addition, be provided with between a pair clamping plate (7,8), they are released direction (D) to clamping
In the case of first force application mechanism (9) of force, if above-mentioned first cam part (21) and second
The abutting state of cam part (22) is released from, then for a pair clamping plate (7,8) even if for not
Apply other power also to be able to be automatically moved to clamp releasing state.
It addition, be provided with connecting member (14) Xiang Yuguan (10) linking transfer structure (17)
The feelings of the second force application mechanism (13) that exert a force of the contrary Return-ing direction (B) of conveying direction (F)
Under condition, if the abutting state of above-mentioned first cam part (21) and the second cam part (22) is released from,
Then for cutting unit (11) even if for do not make other power of applying also be able to automatically to restore to
Origin position originally.
(3) it addition, turning arm (3) period in a cycle of being configured to rotate a circle is by cutting
Disconnected interval (S) and non-severed are interval (T), in cutting off interval (S), perform and aforesaid pipe
(10) cutting unit (11) that action synchronizes is to the movement of the conveying direction (Y) of pipe (10)
With the cut-out of pipe (10), in non-severed interval (T), because being able to carry out aforesaid cut-out
Unit (11) is automatically to the movement of origin position, so passing through the cut-out efficiently of pipe (10)
It is capable of the high speed of tube cutting device.
It addition, constituting clamping device (6) with inner side clamping plate (7) and outside clamping plate (8), and
The cam surface (22a) that inside being used in, clamping plate (7) are formed constitutes the second cam part (22), and uses
It is arranged in the case of the cam bawl (21a) of turning arm (3) constitutes the first cam part (21),
The round and smooth cam mechanism (2) that makes rotatably that can not hinder turning arm (3) performs cam effect,
Thus it is smoothly performed the clamp position of clamping device (6) and the switching of clamping plate releasing state.
(4) it addition, clamping plate (8,7) in the side without the second cam part (22), if
Put the location of the width (X) to pipe (10) and managed (10) to conveying direction (F)
The guide structure (30) that guides of movement in the case of, it is possible to prevent from managing (10) and cutting off
The position skew of the width (X) of unit (11), and perform pipe (10) exactly
Cut off.It addition, perform the pipe (10) of the conveying direction (F) along pipe (10) and cut off single
The round and smooth movement of unit (11).
It addition, constitute drive mechanism (12) with servo motor (12a), it is being set as and rotary cutting
Disconnected sword (1) is compared by the first rotary speed (Ul) cutting off interval (S), cutting edge (1)
By second rotary speed (U2) of non-severed interval (T) bigger in the case of, it is possible to shorten
Rotate the cutting edge (1) time by the non-severed unrelated with the cut-out of pipe (10) interval (T),
And the rotational time of the turning arm (3) in a cycle, and then it is capable of tube cutting device (100)
Further high speed.
Accompanying drawing explanation
Fig. 1 is the one of the pipe production line representing the tube cutting device being provided with embodiments of the present invention
The side view of individual example.
Fig. 2 is the front view of the tube cutting device representing embodiments of the present invention.
Fig. 3 is the sectional view of the tube cutting device representing embodiments of the present invention.
Fig. 4 is that the rotation cutting edge in the tube cutting device representing embodiments of the present invention is at one
The explanatory diagram cutting off interval in cycle.
Fig. 5 is an example of the pipe representing that the tube cutting device of embodiments of the present invention can cut off
The end view drawing of son.
Fig. 6 is the front view of the tube cutting device representing other embodiments of the present invention.
Description of reference numerals:
1 ... rotate cutting edge；2 ... cam mechanism；3 ... turning arm；4 ... rotary shaft；4a ... one end；4b…
The other end；5 ... rotary body；6 ... clamping device；7 ... inner side clamping plate；7a ... inner side end；7b…
End face outside；8 ... outside clamping plate；8a ... inner side end；8b ... end face outside；9 ... the first force
Mechanism；10 ... pipe；11 ... cutting unit；12 ... drive mechanism；12a ... servo motor；13…
Second force application mechanism；14 ... connecting member；14a ... one end；14b ... the other end；15 ... linear axes；
15a ... one end；15b ... the other end；16 ... scaffold；17 ... link transfer structure；18 ... recessed
The portion of falling into；19 ... jut；10 ... blade 21 ... the first cam part；21a ... cam bawl；21b…
Axle portion；22 ... the second cam part；22a ... cam surface；23 ... hole portion；24 ... connecting piece；25…
Nut；26 ... supporting base；27 ... bolt is installed；28 ... bearing；29 ... bearing；30 ... guide
Groove；31 ... binder bolt；32 ... receiving orifice portion；33 ... installing component；34 ... bolt is installed；35…
Installing hole portion；35a ... large-diameter portion；35b ... internal thread part；36 ... straight line sleeve；37 ... straight line set
Cylinder；38 spacers；39 ... spring base；40 ... space；41 ... bearing；42 ... peristome；43…
Peristome；100 ... tube cutting device；200 ... pipe production line；201 ... raw material supply unit；202…
Rolling formation apparatus；203 ... forming rolls；V ... speed；F ... conveying direction；L ... length；C…
Clamping direction；D ... clamping releases direction；B ... Return-ing direction；S ... cut off interval；T ... non-cut
Disconnected interval；X ... width；U ... rotary speed；U1 ... the first rotary speed；U2 ... second
Rotary speed；R ... radius of turn；H ... thickness；W ... width；A0 ... raw material；A ... product.
Detailed description of the invention
Hereinafter, based on the tube cutting device 100 to the present invention of the embodiment shown in Fig. 1 to Fig. 5
Specifically illustrate.First, pipe based on the Fig. 1 tube cutting device 100 to being provided with the present invention
The brief configuration of production line 200 illustrates.It follows that based on Fig. 5 to can be by the present invention's
The structure of one example of the pipe 10 that tube cutting device 100 cuts off illustrates.
Then, simple to the tube cutting device 100 of embodiments of the present invention based on Fig. 2 to Fig. 4
Wanting structure to illustrate, afterwards, the structure concrete to it and working method illustrate.Finally with
The present invention other embodiments different from introductory section structure centered by the difference of aforesaid way
Tube cutting device 100A structure.
(1) the brief structure (with reference to Fig. 1) of pipe production line
Pipe production line 200 is configured to as an example to possess: the raw material being configured at line upstream portion supplies
To portion 201；It is configured at line pars intermedia, there is the rolling formation apparatus 202 of multiple forming rolls 203；
And it is configured at the tube cutting device 100 of the present invention of line downstream portion.
Raw material supply unit 201 such as using the metal flat board that is wound as roll etc. as raw material A 0, logical
Cross drive mechanism suitably and guide mechanism extract ormal weight raw material A 0 every time out or extract out continuously
The part of raw material A 0.It addition, rolling formation apparatus 202 be use suitably make shape, size,
Differently configured multiple forming rolls 203, are divided into the multistage gradually the raw material A 0 of above-mentioned writing board shape
Gradually it is curved, is formed as the device of the pipe 10 of regulation end surface shape.
It addition, the tube cutting device 100 of the present invention is to will be shaped to above-mentioned regulation end surface shape
The pipe 10 of strip be cut to length L of this regulation of 0.5m or 1m and obtain the dress of product A
Put.
(2) structure (with reference to Fig. 5) of pipe
As the end surface shape of the pipe 10 shaped by above-mentioned rolling formation apparatus 202, shown in Fig. 5
The pipe of such end surface shape can be as an example application, and this pipe 10 is with at width X
Upper division has the state alignment in multiple space 40 to arrange.Flat by width W length compared with thickness H
Flat rigid pipe is constituted.
And, the pipe 10 of such end surface shape is cut to by the tube cutting device 100 of the present invention
After length L of regulation, it is processed into the pipe of the representative heat exchanger of the radiator etc. of automobile
Deng.
(3) brief configuration (with reference to Fig. 2 to Fig. 4) of tube cutting device
The tube cutting device 100 of the present invention is will to be filled by aforesaid roll forming with clamping device 6
Under the state putting 202 pipe 10 clampings sent to conveying direction F continuously with fixing speed V,
By rotation cutting edge 1, pipe 10 is cut to the device of specific length L.
And, tube cutting device 100 main composition of the present invention is for possessing: rotary body 5；Clamping
Device 6；And link transfer structure 17.Wherein, rotary body 5 is integrally provided with turning arm 3 He
Rotary shaft 4, described turning arm 3 is provided with and directly acts on above-mentioned pipe 10 and perform the rotation cut off
Cutting edge 1 and the first cam part 21, be provided with this turning arm at one end 4a of above-mentioned rotary shaft 4
3, and above-mentioned rotary shaft 4 upwardly extends in the F side of the conveying direction along pipe 10.Clamping device
6 have can be in the direction of the clamping direction C intersected along the conveying direction F with above-mentioned pipe 10
Upper relative movement and a pair clamping plate 7,8 of contacting, separating, these a pair clamping plate 7,8 either one
It is provided with the second cam part 22 constituting cam mechanism 2 together with above-mentioned first cam part 21.Even
Knot transfer structure 17 possesses linear axes 15 and connecting member 14, one end 15a of above-mentioned linear axes 15
It is connected with above-mentioned clamping device 6, and above-mentioned linear axes 15 is the conveying direction F's along pipe 10
Side upwardly extends, and above-mentioned connecting member 14 is by the other end 15b of this linear axes 15 and above-mentioned rotation
The other end 4b of axle 4 links.
It is additionally, since above-mentioned rotary body 5 and clamping device 6 by above-mentioned link transfer structure 17
Linking to be integrated and constitute cutting unit 11, this cutting unit 11 is configured at above-mentioned clamping device
6 is Tong Bu with the action of pipe 10 when clamping, and is integrally forming with pipe 10, it is possible to along the conveying of pipe 10
Direction F moves predetermined stroke becomes inventive feature structure.
(4) concrete structure (with reference to Fig. 2 to Fig. 4) of tube cutting device
It addition, in the tube cutting device 100 of present embodiment, as the structure of above-mentioned rotary body 5
Become parts, and as in this rotary shaft 4 of permission relative to above-mentioned rotary shaft 4 along the conveying of pipe 10
The example applying revolving force under the state of the movement in the direction of direction F is provided with by servo horse
Reach the drive mechanism 12 that 12a is constituted.
It addition, as the component parts of above-mentioned clamping device 6, above-mentioned a pair clamping plate 7,8 it
Between be additionally provided with the first force application mechanism 9, above-mentioned a pair clamping plate 7,8 by this first force application mechanism 9 with to
Clamping releases the mode of direction D separation and exerts a force.
It addition, as the component parts of above-mentioned link transfer structure 17, be additionally provided with above-mentioned company
Knot part 14 is to the second force machine exerted a force with the Return-ing direction B contrary for conveying direction F of pipe 10
Structure 13 (with reference to Fig. 3).Hereinafter, these component parts are specifically described.
The rotation cutting edge 1 of rotary body 5 is installed on the square of the leading section of turning arm 3 by screw etc.
The flat parts of shape, are formed with blade 20 at the lateral margin opposed with pipe 10, and blade 20 is as one
Individual example possesses and is formed as two depressed parts of semicircle arcuation 18,18 and is arranged at this two depressed parts
18, the tip-shape jut 19 in the centre position of 18.
As an example of the turning arm 3 of rotary body 5 be 4 angle chamferings along radius of turn
The parts of the rectangular flat shape that direction is longer, in the leading section being provided with aforesaid rotation cutting edge 1
Radial direction inside, as an example by can rotate centered by axle portion 21b cam rolling
The first cam part 21 that sub-21a is constituted is to separate the side of arrangement on the width of turning arm 3
Formula arranges two groups.
It addition, be formed for one end 4a of aforesaid rotary shaft 4 in the base portion side of turning arm 3
The hole portion 23 inserted, as it is shown on figure 3, use the connecting piece (product of Chinese toon this group as an example
Product) 24 this turning arm 3 is connected as one with rotary shaft 4.
Rotary shaft 4 is made up of splined shaft as an example.It addition, the other end 4b of rotary shaft 4
It is made up of the axle portion of the path without spline, and is formed in the front end for this axle portion and is carved with external screw thread
Portion also can be by aforesaid connecting member 14 by installing the nut 25 screwed togather with this external thread part
One end 14a links with the other end 4b of rotary shaft 4.
It addition, separate as on the direction along the conveying direction F of pipe 10 at supporting base 26
One example of configuration uses bolt 27 to be provided with the scaffold being made up of two panels flat-shaped part
16。
And, on the top of this scaffold 16, at the upstream position of the conveying direction F of pipe 10
Respectively it is configured with 1 group with downstream position and amounts to two groups of bearings 28,29.
It addition, a pair clamping plate 7,8 of clamping device 6 are by the radius of turn side being positioned at turning arm 3
Constitute to the inner side clamping plate 7 of inner side and the outside clamping plate 8 rotating radial outside being positioned at turning arm 3.
These clamping plate 7,8 are configured to mutually opposing by some the parts of rectangular flat shape of wall thickness.
In Fig. 2 and Fig. 3.At inner side clamping plate 7 above, rolling with above-mentioned cam
Inner side end (for above in Fig. 2 and Fig. 3) 7a opposed for sub-21a is formed with cam surface
22a, this cam surface 22a become the second cam part 22.Cam surface 22a is configured to, and is being connected to
During the cam bawl 21a rotated on circular orbit, it is possible to make inner side clamping plate 7 to the rotation of turning arm 3
Turn radial outside displacement, thus be positioned at compare above-mentioned circular orbit by rotate radially inner side some.
It addition, become with end face outside 7b of above-mentioned inner side clamping plate 7 contrary for cam surface 22a
The press surface of pressing tube 10 during clamping.In addition, on inner side clamping plate 7, it is provided with suitably
The receiving orifice portion 32 of quantity, it solves at the clamping direction C allowed with outside clamping plate 8 and clamping
Except direction D amount necessary relative movement state under accept for link outside clamping plate 8 company
Knot bolt 31.
It addition, at the inner side end 8a of outside clamping plate 8, be provided with as to pipe 10 in width side
The guide structure guided along the movement in the direction of conveying direction F to the location of X and pipe 10
Guiding groove 30.This guiding groove 30 is configured on the traveling road that pipe 10 passes through, as an example
The degree of depth roughly the same or slightly smaller for thickness H of the pipe 10 being configured to and cut off, and
The width roughly the same with the width W of this pipe 10.
It addition, one end 15a for outside clamping plate 8 being installed on linear axes 15 described below
The installed surface of installing component 33 be positioned at end face outside 8b of outside clamping plate 8, this installing component 33
Installation bolt 34 is used to install as illustrated.
In addition, outside clamping plate 8 and with the receiving orifice being arranged at above-mentioned inner side clamping plate 7
Opposed position, portion 32 is likewise formed with the installing hole portion 35 for installing binder bolt 31.This peace
Dress hole portion 35 is formed in the inner side end 8a side of outside clamping plate 8 to house to be become above-mentioned first and executes
The large-diameter portion 35a of the compression helical spring of force mechanisms 9, in end face outside 8b of outside clamping plate 8
Side is formed and the interior spiral shell of path compared with above-mentioned large-diameter portion 35a that above-mentioned binder bolt 31 screws togather
Stricture of vagina portion 35b.
It addition, link the lower section linear axes 15 of transfer structure 17 with from being installed on above-mentioned installing component
The mode that the conveying direction F of one end 15a of 33 to Return-ing direction B and pipe 10 extends parallel to is joined
Put.And, above-mentioned linear axes 15 is configured in pipe 10 in the bottom of aforesaid scaffold 16
The upstream position of conveying direction F and straight line sleeve 36,37 supporting of downstream position.
It addition, the more upstream position of the straight line sleeve 36 at upstream position, it is configured with via isolation
Thing 38 abuts with the one end as the compression helical spring becoming above-mentioned the second force application mechanism 13
The spring base 39 that the plain washer of one example is constituted.Further, by outside above-mentioned second force application mechanism 13
It is embedded between this spring base 39 and the linking part material 14 of the other end 15b that is installed on linear axes 15
Linear axes 15 and use installation bolt 34 linear axes 15 is linked with connecting member 14.
It addition, above-mentioned straight line sleeve 36,37, linear axes 15, spacer 38, spring base 39,
As the compression helical spring of the second force application mechanism 13 and be installed on one end 15a of linear axes 15
With two of other end 15b installation bolts 34,34, as an example as shown in Figure 2 with
The state separated on the left and right of width X arranges two groups.
Connecting member 14 be positioned in Fig. 3 top one end 14a be formed as with connecting member 14 its
He partly compares wall thickness, contains the aforesaid rotation of the state support rotating at this one end 14a
The bearing 41 of the other end 4b of rotating shaft 4.It addition, under being positioned in Fig. 3 of connecting member 14
The other end 14b of side, is formed and accepts for linking above-mentioned linear axes 15 and this connecting member
The not shown installing hole installing bolt 34 of 14.It addition, be configured in the traveling being positioned at pipe 10
Scaffold 16 and the position of connecting member 14 on path, as the example side of a being formed window-like
Peristome 42,43, pipe 10 by these peristome 42,43 arrive press from both sides in aforesaid outside
The guiding groove 30 that plate 8 is formed, is directed to the cut-out based on performing to rotate the cut-out of cutting edge 1 and holds
Line position.
(5) working method (with reference to Fig. 2 to Fig. 4) of tube cutting device
If pipe 10 is supplied by the tube cutting device 100 to the present embodiment so constituted, then revolve
Rotating shaft 4 accept the power from servomotor 12a transmission and among Fig. 2 and Fig. 4 clockwise
Rotate.With this action, rotary body 5 was such as schemed between the cycle that turning arm 3 rotation is turned around
By performing cutting off interval S and not performing the cut-out of pipe 10 of the cut-out of pipe 10 as shown in the of 4
Non-severed interval T.
And, in cutting off interval S, by the cam bawl 21a as the first cam part 21
Abut with the cam surface 22a as the second cam part 22 and make inner side clamping plate 7 overcome as first
The active force of the compression helical spring of force application mechanism 9 clamping plate 8 side shifting laterally.With this action,
For the pipe 10 in guiding groove 30, in fig. 2, become pipe 10 movement upward to be limited
Make and be clamped in the state between inner side clamping plate 7 and outside clamping plate 8.
If pipe 10 is held, then it is integrally forming with this pipe 10 and defeated along pipe 10 of cutting unit 11
Send direction F only to move predetermined stroke L, rotate cutting edge in the period moved to this conveying direction F
1 acts on pipe 10 and performs the cut-out of pipe 10.
On the other hand, if the cut-out end of pipe 10 and rotary body 5 arrives non-severed interval T, then make
It is the cam bawl 21a and the cam surface 22a as the second cam part 22 of the first cam part 21
Abutting is released from.With this action, in Fig. 2 and Fig. 3, because inner side clamping plate 7 accept the
The active force of one force application mechanism 9 and be moved upward, so the clamp position of pipe 10 is released from.
And, if the clamp position of pipe 10 is released from, then cutting unit 11 separates with pipe 10, by
The above-mentioned stroke L of recovery is moved along Return-ing direction B in the active force from the second force application mechanism 13
Thus return initial origin position.
Then, above-mentioned action is repeated.
Here, transporting velocity V of pipe 10 is being set to 120m/min, by long for the cut-out of pipe 10
In the case of degree L is set to 0.5m, in 1 minute, performs 240 excisions, held in 1 second
4 excisions of row.And, the break time of excision is 0.25sec every time.
It addition, transporting velocity V of pipe 10 is being set to same 120m/min, by pipe 10
In the case of shearing length L is set to 1m, performed 120 excisions at 1 minute.In 1 second
Perform twice excision.And the break time excised is 0.5sec every time.
It addition, the width W of pipe 10 is being set to 16mm, by radius of turn R of turning arm 3
In the case of being set to 160mm, starting to cutting from cut-out when shearing length L is set to 0.5m
The actual cut-out execution time required for disconnected end is 0.25sec × 16/ (160 × 2 π)=0.004sec.
And, the distance that pipe 10 advances along conveying direction F when this cut-out performs is in transporting velocity
It is 2000mm/sec × 0.004sec=8mm under V=120m/min=2000mm/sec.Same
When shearing length L is set to 1m cut off perform time pipe 10 along conveying direction F advance away from
From for 16mm.
It addition, now, it is configured to make at the one of rotary body 5 at the servo motor 12a used
Rotary speed U in the individual cycle is in the case of each interval can change, by being set as and cutting
First rotary speed U1 of the servo motor 12a of disconnected interval S compares the servo of non-severed interval T
The second rotation company degree U2 of motor 12a is bigger, it is possible to shorten the break time of excision every time, and
The pipe 10 when above-mentioned cutting off performs can be made to increase along the forward travel distance shortening of conveying direction F
Breaks.
The most as shown in Figure 4, make rotary body by cutting off district by NC control etc.
Between S time cut-off velocity V1 be under constant state, to make rotary body 5 interval by non-severed
In the case of cut-off velocity V2 bigger than V1 (V2 > V1) during T, such as by shearing length L
The distance pipe 10 cut off when performing can advanced along conveying direction F in the case of being set to 1m
Shorten to shorter than above-mentioned 16mm, such as, shorten to 8mm etc..
And, according to the tube cutting device 100 of the present embodiment so constituted, even if being not provided with
Complicated mechanism, loaded down with trivial details control program etc. also are able in the way of Tong Bu with the action of pipe 10 make
Cutting unit 11 moves, it is possible to carry out the cut-out operation of pipe 10 at high speed with stably quality.Separately
Outward, even if because transporting velocity V of pipe 10 changes, it is also possible to tackle immediately, so managing
10 switching etc. time the loss of work also diminish.
(6) other embodiments (with reference to Fig. 6)
It is above the basic embodiment of the present invention, but the tube cutting device 100 of the present invention is not
It is defined in aforesaid embodiment, part can be carried out without departing from the spirit and scope of the invention
The change of structure, omission, or as well known to those skilled in the art, usual technology can be added.
Such as, as shown in Figure 6, it is also possible to use and make the length of turning arm 3 make rotary cutting
Radius of turn R of disconnected sword 1 becomes big tube cutting device 100A.Even if using this spline structure
In the case of tube cutting device 100A, such as in the case of shearing length L is set to 0.5m
Pipe 10 when cut-out can be made to perform along conveying direction F forward travel distance than above-mentioned 8mm more
Little.
It addition, aforesaid cam bawl 21a and the configuration of cam surface 22a can be made mutually on the contrary by convex
Wheel face 22a constitutes the first cam part 21, and constitutes the second cam part 22 with cam bawl 21a.
It addition, the second cam part 22 also is able to be not provided with being arranged at outside clamping plate 8 in inner side clamping plate 7 side.
Make guiding groove 30 can dismantle relative to outside clamping plate 8 it addition, also be able to become, and with cut-out
The end surface shape of pipe 10, the different guiding grooves 30 selecting accordingly to use such as size.
Claims (10)
1. a tube cutting device, it is utilizing clamping device (6) clamping by with fixing speed (V)
Under the state of the pipe (10) transferred out to conveying direction (F) continuously, utilize and rotate cutting edge
(1) above-mentioned pipe (10) is cut to specific length (L), it is characterised in that be configured to possess:
Rotary body (5), it is integrally provided with turning arm (3) and rotary shaft (4), described rotation
Arm (3) is provided with above-mentioned rotation cutting edge (1) and first cam of the cut-out performing pipe (10)
Portion (21), is provided with this turning arm (3) in one end (4a) of described rotary shaft (4), and
Described rotary shaft (4) upwardly extends in the side of the conveying direction (F) along pipe (10)；
Clamping device (6), it has is handing over along the conveying direction (F) with above-mentioned pipe (10)
Relative movement and a pair clamping plate can contacting, separate on the direction in the clamping direction (C) of fork
(7,8), are provided with and above-mentioned first cam part (21) in either one of these a pair clamping plate (7,8)
Constitute second cam part (22) of cam mechanism (2) together；And
Linking transfer structure (17), it possesses other axles (15) and connecting member (14), described
One end (15a) of other axles (15) links with above-mentioned clamping device (6), and other axles described
(15) side at the conveying direction (F) along pipe (10) upwardly extends, described connecting member
(14) by another of the other end (15b) of described other axles (15) and above-mentioned rotary shaft (4)
End (4b) links,
With above-mentioned link transfer structure (17) by above-mentioned rotary body (5) with clamping device (6) even
Became one and constitute cutting unit (11),
This cutting unit (11) is configured to when above-mentioned clamping device (6) clamps and pipe (10)
Action synchronize, with pipe (10) be integrally forming and can along pipe (10) conveying direction (F)
Mobile predetermined stroke.
Tube cutting device the most according to claim 1, it is characterised in that
Rotary shaft (4) in above-mentioned rotary body (5) is provided with drive mechanism (12), this driving
Mechanism (12) is to allow this rotary shaft (4) along the direction of the conveying direction (F) of pipe (10)
On movement state apply revolving force.
3. according to the tube cutting device described in claims 1 or 2, it is characterised in that
It is provided with the first force machine between a pair clamping plate (7,8) of above-mentioned clamping device (6)
Structure (9), this first force application mechanism (9) is to the clamping making the pair of clamping plate (7,8) separate
Release direction (D) force.
4. according to the tube cutting device according to any one of claims 1 to 3, it is characterised in that
Above-mentioned link transfer structure (17) is provided with the second force application mechanism (13), and this second is executed
The force mechanisms (13) conveying direction (F) phase to above-mentioned connecting member (14) Xiang Yuguan (10)
Anti-Return-ing direction (B) force.
5. according to the tube cutting device according to any one of Claims 1 to 4, it is characterised in that
Above-mentioned rotary body (5) was configured in the cycle that above-mentioned turning arm (3) rotates a circle
Period is through performing the cut-out interval (S) of the cut-out of pipe (10) and not performing cutting of pipe (10)
Disconnected non-severed is interval (T),
In above-mentioned cut-out interval (S), above-mentioned first cam part (21) and above-mentioned second cam
Portion (22) abuts so that above-mentioned a pair clamping plate (7,8) are along clamping direction (C) relative movement
And clamp pipe (10), it is integrally forming and make above-mentioned cutting unit (11) along pipe with this pipe (10)
(10) the mobile predetermined stroke of conveying direction (F), makes above-mentioned cutting unit (11) to defeated
The period sending direction (F) movement makes above-mentioned rotation cutting edge (1) act on pipe (10) and perform
The cut-out of pipe (10),
In above-mentioned non-severed interval (T), above-mentioned first cam part (21) is second convex with above-mentioned
The abutting in wheel portion (22) is released from making above-mentioned a pair clamping plate (7,8) release direction (D) along clamping
Relative movement thus release the clamping of pipe (10), and make above-mentioned cutting unit (11) with pipe (10)
Separate and return to the origin position of Return-ing direction (B).
6. according to the tube cutting device according to any one of Claims 1 to 5, it is characterised in that
A pair clamping plate (7,8) of above-mentioned clamping device (6) are in above-mentioned turning arm (3)
Rotate the inner side clamping plate (7) of radially inner side, and the rotation footpath being positioned at above-mentioned turning arm (3) is outside
The outside clamping plate (8) of side,
Above-mentioned second cam part (22) is formed by the inner side end 7a in above-mentioned inner side clamping plate (7)
Cam surface (22a) constitute, and above-mentioned first cam part (21) is by with can be relative to upper
The cam bawl (21a) stating the state setting that turning arm (3) rotates is constituted,
Abut by above-mentioned cam bawl (21a) with above-mentioned cam surface (22a) or even separate and hold
The cam effect of the above-mentioned cam mechanism of row (2).
7. according to the tube cutting device according to any one of claim 1～6, it is characterised in that
In a pair clamping plate (7,8) of above-mentioned clamping device (6), not there is above-mentioned second cam
The clamping plate (7,8) of the side in portion (22), are provided with the width (X) managing (10)
The guide structure that location and pipe (10) guide along the movement in the direction of conveying direction (F)
(30)。
8. according to the tube cutting device according to any one of claim 2～7, it is characterised in that
Above-mentioned drive mechanism (12) is by the rotation in the cycle that can make above-mentioned rotary body (5)
Servo motor (12a) composition that rotary speed is variable in each interval.
Tube cutting device the most according to claim 8, it is characterised in that
The rotation of above-mentioned servo motor (12a) is set to and the cutting of the cut-out performing pipe (10)
First rotary speed (Ul) of disconnected interval (S) is compared, and does not perform cut-out non-of pipe (10)
The second rotary speed (U2) cutting off interval (T) is bigger.
10. according to the tube cutting device according to any one of claim 1～9, it is characterised in that
Above-mentioned pipe (10) is constituted by the upper length of width (X) and flat rigid pipe, and it leads to
Cross and metal plate material is carried out roll forming and is formed as dividing at width (X)
The state alignment in multiple spaces is arranged.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015050404A JP6508989B2 (en) | 2015-03-13 | 2015-03-13 | Tube cutting device |
| JP2015-050404 | 2015-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105965080A true CN105965080A (en) | 2016-09-28 |
Family
ID=56982850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610139573.1A Pending CN105965080A (en) | 2015-03-13 | 2016-03-11 | Pipe cutter |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6508989B2 (en) |
| CN (1) | CN105965080A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746824A (en) * | 2018-08-16 | 2018-11-06 | 大连立达工业设备有限公司 | On-line continuous cuts thin-wall aluminium pipe cutting machine |
| CN111113526A (en) * | 2019-12-05 | 2020-05-08 | 上海安围智能科技股份有限公司 | Mineral wool following shearing system |
| CN111319773A (en) * | 2018-12-17 | 2020-06-23 | 海鹰航空通用装备有限责任公司 | Detachable airbag opening cover separating mechanism for unmanned aerial vehicle |
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|---|---|---|---|---|
| DE2738136A1 (en) * | 1977-08-24 | 1979-03-01 | Peter Ing Grad Jerzewski | Cutting extruded or rolled prods. to length - by flying shears mounted on reciprocating trolley |
| CN201300244Y (en) * | 2008-11-09 | 2009-09-02 | 芜湖众源金属带箔有限公司 | Cross-cutting device of metal strips |
| JP4880356B2 (en) * | 2006-05-17 | 2012-02-22 | モリマシナリー株式会社 | Cutting device for use in the production line of heat exchanger tubes |
| CN102886697A (en) * | 2012-10-22 | 2013-01-23 | 常州市华贤五金厂 | Pipe fitting locating fixture |
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|---|---|---|---|---|
| FR2144999A5 (en) * | 1971-07-06 | 1973-02-16 | Chausson Usines Sa | |
| JPS5542720A (en) * | 1978-09-12 | 1980-03-26 | Kobe Steel Ltd | Rotary cutter |
| JPH0698591B2 (en) * | 1989-09-12 | 1994-12-07 | 日本電装株式会社 | Controller for high speed cutting machines |
| US5243889A (en) * | 1991-04-09 | 1993-09-14 | Wallis Bernard J | Tube cut off machine |
| US5301584A (en) * | 1993-03-15 | 1994-04-12 | Touchstone, Inc. | Zero clearance high speed welded seam tube cut-off die |
| JPH08118290A (en) * | 1994-10-19 | 1996-05-14 | Pura Giken:Kk | Cutting device for long material |
| JP3838061B2 (en) * | 2001-08-24 | 2006-10-25 | 株式会社デンソー | Tube manufacturing method |
| JP2005177921A (en) * | 2003-12-19 | 2005-07-07 | Zexel Valeo Climate Control Corp | Tube manufacturing method, heat exchanging tube, and heat exchanger |
| JP5867122B2 (en) * | 2012-02-02 | 2016-02-24 | セイコーエプソン株式会社 | Tape printer and control method of tape printer |
-
2015
- 2015-03-13 JP JP2015050404A patent/JP6508989B2/en not_active Expired - Fee Related
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2016
- 2016-03-11 CN CN201610139573.1A patent/CN105965080A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2738136A1 (en) * | 1977-08-24 | 1979-03-01 | Peter Ing Grad Jerzewski | Cutting extruded or rolled prods. to length - by flying shears mounted on reciprocating trolley |
| JP4880356B2 (en) * | 2006-05-17 | 2012-02-22 | モリマシナリー株式会社 | Cutting device for use in the production line of heat exchanger tubes |
| CN201300244Y (en) * | 2008-11-09 | 2009-09-02 | 芜湖众源金属带箔有限公司 | Cross-cutting device of metal strips |
| CN102886697A (en) * | 2012-10-22 | 2013-01-23 | 常州市华贤五金厂 | Pipe fitting locating fixture |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746824A (en) * | 2018-08-16 | 2018-11-06 | 大连立达工业设备有限公司 | On-line continuous cuts thin-wall aluminium pipe cutting machine |
| CN111319773A (en) * | 2018-12-17 | 2020-06-23 | 海鹰航空通用装备有限责任公司 | Detachable airbag opening cover separating mechanism for unmanned aerial vehicle |
| CN111113526A (en) * | 2019-12-05 | 2020-05-08 | 上海安围智能科技股份有限公司 | Mineral wool following shearing system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016168653A (en) | 2016-09-23 |
| JP6508989B2 (en) | 2019-05-08 |
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