CN105983602A - Finishing section of a machine for producing square pipes - Google Patents
Finishing section of a machine for producing square pipes Download PDFInfo
- Publication number
- CN105983602A CN105983602A CN201610167967.8A CN201610167967A CN105983602A CN 105983602 A CN105983602 A CN 105983602A CN 201610167967 A CN201610167967 A CN 201610167967A CN 105983602 A CN105983602 A CN 105983602A
- Authority
- CN
- China
- Prior art keywords
- finishing
- roller
- rectangular tube
- sidepiece
- upper roll
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0822—Guiding or aligning the edges of the bent sheet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/155—Making tubes with non circular section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
- B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
Finishing section (10) of a machine for continuously producing square pipes, comprising at least one finishing station (11a, 11b, 11c, 11d) suitable for bringing further together the upper edges of a bent sheet strip (1) exiting a forming section, said at least one finishing station comprising a lower roller (20) with substantially horizontal axis, acting as a support for the square pipe being formed, two lateral rollers (21), placed at the sides of the square pipe being formed, mounted with the possibility of horizontal movement, i.e. parallel to the plane of the sheet strip (1), and two upper rollers (22), placed above the square pipe being formed, mounted with the possibility of vertical movement, i.e. orthogonal to the plane of the pipe, said horizontal and vertical movements being provided for adjusting the position of the lateral rollers (21) and of the upper rollers (22) according to the size of the pipe to be produced, wherein said lateral rollers (21) and said upper rollers (22) have variable inclination.
Description
Technical field
Subject of the present invention is the finishing portions for the continuous machine producing rectangular tube, i.e. this rectangular tube has pros
Shape or square-section.
Background technology
Machine for being formed continuously rectangular tube includes that multiple formation stands, and these form stations and make the band of metallic plate gradually
Bending, is followed by finishing portions, and this finishing portions includes so that form, by multiple, the metallic plate band bending of standing
At least one station (in view of final welding) that edge is drawn close further, and it is used at least one of final welding rectangular tube
Stand.
It is known in the art for forming the machine of rectangular tube for the continuous bend by metallic plate band, and includes one
The individual multiple stations connecing a series connection, wherein, metallic plate band is by multipair connection roller (i.e. having the groove of complementary profile) gradually
Deformation.
Known to these, machine has a disadvantage that, i.e. when the size of the pipe producing needs change, must change many
To roller, this makes length change downtime of machine, it reduces the productivity ratio of production line.
Be associated with reduction production lot, the requirement for largest production flexibility causes the machinery requirement producing pipe to have non-
The often short change time.
These machines have some special features, and these features make them distinguish with other machines: particularly, they
Instrument change is not needed when becoming another size from one change in size of production in the production range of same machines.
This machine (being defined as the machine with variable linear geometry) is for example in european patent application EP2279807 (Shen
Ask someone as same Applicant OLIMPIA 80 S.R.L.) in introduce, and provide what is called " pipe formation " step of variable number,
Wherein, initially flat metallic plate is made to deform, thus the lower edge producing square or rectangular by adjustable roller
Edge and top edge, and thus be accordingly used in the pipe producing multiple sizes, it from the profile of the pipe being formed inside and outside
Suppress on metallic plate, until the latter fully opens.Pipe forming part is followed by " pipe finishing " part, and wherein, it is no longer able to
By acting at the roller within tube profiles, the roller of offer is from external action, in order to make pipe have before welding final
Profile.
According to aforementioned European Patent, finishing portions includes multiple station, and each station includes: lower rollers, this lower rollers is arranged in
Below the rectangular tube being formed；Have the roller of vertical axis for a pair, this is horizontally adjustable to roller, is arranged in and is being formed
The sidepiece of rectangular tube；And there is for a pair the roller of horizontal axis, this is opened to roller is longitudinally spaced and can vertically regulate, is arranged in
Above the rectangular tube being formed.
The sidepiece roller with vertical axis is tapered roller, in order to adapt to the sidepiece profile of the rectangular tube being formed, and cloth
It is set to be in line with lower rollers.
Upper roll is actually biconial roller, in order to be also adapted to the upper profile of the rectangular tube being formed, and such as front institute
State longitudinally staggered, in order to do not interfere with sidepiece tapered roller.
The problem that applicant have observed that this arrangement of roller in the station of finishing portions, it is an object of the invention to
Solve this problem.
In fact, sidepiece tapered roller has bigger size relative to corresponding cylindrical roller, which increase the horizontal chi of machine
Very little.
(the forcing due to existence and lower rollers straight sidepiece tapered roller) in longitudinally staggered disposition of top biconial roller
The pipe being formed creates moment, so that it is determined that the fluctuation of this pipe and possible displacement and faulty finishing
Work.
Content of the invention
It is an object of the invention to eliminate disadvantages mentioned above.More particularly, it is an object of the invention to provide one for continuously
Producing the finishing portions of the machine of rectangular tube, it includes at least one finishing station, and this finishing station has certain roller cloth
Put mode, to avoid any displacement, torsion or the fluctuation of the rectangular tube being formed.
It is a further object of the present invention to provide arrangement and the structure of a kind of roller, in order to make corresponding finishing station tight
Gather.
These and other objects are realized by the finishing portions according to the present invention, and this finishing portions has appended claims
Require the feature of 1.
The preferred embodiments of the present invention are open by dependent claims.
Particularly, each station of the finishing portions according to the present invention includes:
Lower rollers, this lower rollers is used as the supporting member of the pipe being formed；
Two sidepiece rollers, the two sidepiece roller has adjustable gradient, can carry out beating the horizontal movement of opening/closing, with
Just production range is covered；
Two upper roll, the two upper roll has variable gradient, can carry out the vertical motion of raise/lower, in order to
Cover production range.
Advantageously, roller is all cylindricality and has finite width, but they also can be somewhat taper, without departing from
The scope of the present invention.
Upper roll is arranged to be in line with lower rollers, and sidepiece roller is longitudinally staggered relative to it simultaneously.
The gradient of sidepiece roller can carry out manual adjustment by trapezoidal screw, and the horizontal movement beating opening/closing of sidepiece roller is also
Realized by the trapezoidal screw moving due to gear motor, and controlled by the encoder being arranged on gear motor.
Equally, the gradient of two upper roll can carry out manual adjustment by trapezoidal screw, and the vertical motion of these rollers passes through
The jack moving due to motor realizes.
Brief description
By the detailed description of the pure non-limiting examples shown in below with reference to the accompanying drawings, other that will be apparent from the present invention are special
Levy, in accompanying drawing:
Figure 1A and 1B schematically illustrates and passes through forming step (Figure 1A) respectively and pass through the square of finishing step (Figure 1B)
Tube profiles；
Fig. 2 A and 2B schematically illustrates side view and the top view that the roller in the finishing portions according to the present invention is arranged,
This finishing portions is made up of four continuous print stations；
Fig. 2 C is the finishing station of Fig. 2 A and 2B perspective view when working on rectangular tube, wherein, arrow represent pipe to
The direction of front motion and the motion of multiple roller；
Fig. 3 A to 3H is the sectional view of the plane A-A to H-H along Fig. 2 A respectively；
The perspective view of finishing portions that Fig. 4 A, 4B and 4C according to the present invention, have four stations respectively, top view and
Side view；
Fig. 5 A and 5B is the perspective view of the assembly of the sidepiece roller carrying the finishing portions according to the present invention respectively and faces
Figure；
Fig. 6 A and 6B is the perspective of the assembly carrying lower rollers and upper roll according to the finishing portions of the present invention respectively
Figure and front view.
Detailed description of the invention
Accompanying drawing 1A and 1B schematically illustrates metallic plate band (being represented by reference number 1) respectively by producing for continuous
Profile after the forming part of the machine of rectangular tube and finishing portions.Here, also would indicate that below with reference to label 1
Formed or established rectangular tube.
Particularly, it is an object of the invention to finishing portions, this finishing portions will be situated between to 6 below with reference to Fig. 2
Continuing, meanwhile, it is known and no longer illustrate that forming part will allow for its own.
The finishing portions that whole by reference number 10 represents schematically illustrates in figs 2 and 3, and includes along metallic plate (i.e.
The pipe being formed) direction of forward movement (in the example shown for from right to left) four finishing station 11a of continuous print, 11b,
11c and 11d.
Obviously, finishing station 11 can be and shown different number, and even can provide only one in theory.
Each finishing station includes: fixing lower rollers 20, this lower rollers 20 has strict cylindricality or the type of somewhat taper
Face, to avoid the following one-tenth convex of the pipe being formed；Two sidepiece rollers 21, the two sidepiece roller 21 has variable gradient, and
Can carry out beating the horizontal movement of opening/closing, in order to adapt to the scope of pipe to be produced；And two upper roll 22, the two
Upper roll 22 also has variable gradient, and can carry out the vertical motion of raise/lower, in order to adapt to the chi of pipe to be produced
Very little.
Many counter-lateral quadrentses roller 21 and the motion of upper roll 22 will be introduced with reference to Fig. 5 and 6 respectively below.
As from Fig. 2 A-2C, two upper roll 22 are arranged to be in line with lower rollers 20, i.e. in this lower rollers 20
On vertical curve, sidepiece roller 21 is disposed relative to lower rollers 20 and the position longitudinally staggered relative to upper roll 22 simultaneously, especially
It is that the direction of forward movement of the rectangular tube 1 that their edges are being formed is arranged in the upstream of these rollers.
As from Fig. 2 A-2C, even better is visible in Fig. 3 A-3H, according to respective stations 11 at finishing portions
Position in 10, sidepiece roller 21 and upper roll 22 have different gradients.
More particularly, Fig. 3 A to 3H illustrates the gradient representing in the drawings when moving to finally stand 11d from first stop 11a
How angle α (this draft angle α corresponds to the axis of sidepiece roller relative to the slope of vertical curve) is decreased to from 20o in given example
6o, how the axis of upper roll 22 is decreased to 4.5o from 23.5o relative to horizontal draft angle in given example simultaneously.
Roller 21 and roller 22 are all cylindrical rollers, and this makes machine compact, particularly in transverse direction.
Fig. 4 A, 4B and 4C respectively according to the present invention, have four station finishing portions from above with side in terms of
Overall perspective view.
Fig. 5 and 6 illustrates the assembly carrying sidepiece roller 21 and upper roll 22 and lower rollers 20 respectively, illustrates and allows this
The mechanism of a little roller motions, this mechanism has been arranged to be arranged in the first finishing station 11a.
More particularly, Fig. 5 A and 5B is perspective view and the front view of the assembly 11a ' of carrying sidepiece roller 21 respectively.
As from these accompanying drawings, roller 21 is rotatably installed in the respective support 30 with circular profile, in order to
Can slide on respective circular guiding piece 31, so that roller can be around pivot C1, C2 (corresponding to the pipe being formed
The lower limb of the profile of 1) rotate, the lower limb of roller 21 is disposed against this pivot C1, C2.
In given example, (i.e. they occupy in finishing portions as respective stations in the regulation of the gradient of sidepiece roller 21
The demarcation of position function) carry out manual adjustment by trapezoidal screw, Fig. 5 A and 5B can see that six limits of this trapezoidal screw
Shape head 32.
Certainly, this regulation also can be carried out by any other type of actuator, such as hydraulic pressure or electricity type.
Fig. 5 also illustrates lock screw 33, and this lock screw 33 is inserted in respective slots 34, in order to make the supporting of roller 21
Part 30 is firmly blocked in calibration position relative to respective guide part 31.
Graduated scale 35 is also provided on guiding piece 31, and wherein, it can accurately read out the draft angle of roller 21.
The circular guide 31 of carrying sidepiece roller 21 is arranged in respective slide 36, and this sliding part 36 is at respective guide block
Sliding on 37, this bootstrap block 37 is attached on the base 40 of finishing portions.
In the example shown, sliding part 36 motion (this motion determine sidepiece roller 21 beat opening/closing, in order to make them
Adapt to the size of the rectangular tube being formed) realized by a pair trapezoidal screw 38 being driven by gear motor 39.
Introduce the setting of upper roll 22 below with reference to Fig. 6 A and 6B.
Similar with sidepiece roller 21, these rollers are carried by the respective support 50 with circular profile, and this supporting member 50 exists
Sliding in respective circular guiding piece 51, in order to rotate around pivot, this pivot is corresponding to the pipe 1 that formed
The extension joining of top edge such that it is able to carry out the demarcation of these rollers according to position in finishing portions for the respective stations.
In given example, roller 22 this moves through corresponding trapezoidal screw 52 to be carried out, but it is clear that it can lead to
Cross any other type of actuator to carry out.
On circular guide 51, provide graduated scale 55 for the pin-point reading of the draft angle of respective upper roller 22.
Circular guide 51 is arranged on vertical sliding part 56, and this vertical sliding part 56 is vertical attach on base 40
Slide on part 57.
Sliding part 56 is connected with lateral member 58 above, this lateral member 58 by the jack 59 that moved by motor 60 and
Drive into and move up and down vertically, in order to make roller 22 adapt to the size of rectangular tube to be produced.
In figures 6 a and 6b, lower rollers 20 is expressed as having convex profile, to avoid the following possible convex of rectangular tube 1
Shape, this convex may occur when the sidewalls flex of rectangular tube 1, as previously mentioned.
It is apparent, however, that the profile of lower rollers 20 can be complete cylindricality.Lower rollers 20 is arranged on supporting member 70, this supporting
Part 70 can somewhat vertically be regulated when needed.
The 21st, the 20th, the roller of each finishing station 22 be generally all mounted around the idle running of corresponding axle.
Certainly, the invention is not limited in the specific embodiments shown in noted earlier and accompanying drawing, but can be in ability
Carry out the change of multiple details in the range of field technique personnel understand, therefore without departing from determined by accessory claim this
Bright scope.
Claims (10)
1. the finishing portions (10) for the continuous machine producing rectangular tube, for be arranged in forming part downstream and for
The upstream of the part of the rectangular tube that welding is formed, this forming part is adapted so that lath band (1) is gradually curved, described finishing
Partly (10) include at least one finishing station (11a, 11b, 11c, 11d), and this finishing station is adapted so that and leaves described shape
The top edge of the lath band of the bending of one-tenth part is close together further, and at least one finishing station described includes: lower rollers
(20), this lower rollers has the axis of basic horizontal, is used as the supporting member of the rectangular tube being formed；Two sidepiece rollers (21), this
Two sidepiece rollers are arranged in the sidepiece of the rectangular tube being formed, be mounted to can horizontal movement, be i.e. parallel to lath band (1)
Plane；And two upper roll (22), the two upper roll is arranged in above the rectangular tube being formed, and is mounted to erect
Straight motion, is i.e. perpendicular to the plane of lath band (1), and described horizontal movement and vertical motion are provided for according to pipe to be produced
Size regulate sidepiece roller (21) and the position of upper roll (22), it is characterised in that: described sidepiece roller (21) and described top
Roller (22) has adjustable gradient.
2. finishing portions according to claim 1, it is characterised in that: described at least one finishing station (11), tool
The described upper roll (22) having adjustable obliquity is alignd with described lower rollers (20), i.e. on the vertical line of described lower rollers (20)
Alignment, meanwhile, described sidepiece roller (21) is indulged along the direction of forward movement of the rectangular tube being formed relative to described roller (the 20th, 22)
To staggered.
3. finishing portions according to claim 2, it is characterised in that: described sidepiece roller (21) is arranged in described upper roll
(22) upstream.
4. the finishing portions according to aforementioned any one claim, it is characterised in that: described sidepiece roller (21) is installed
In respective support (30), this supporting member is in the upper slip of respective circular guiding piece (31), so as to around pivot
(C1, C2) rotates, and this pivot (C1, C2) corresponds to the lower limb of the profile of the rectangular tube (1) being formed, roller (21)
Lower limb is arranged in this pivot (C1, C2) place.
5. finishing portions according to claim 4, wherein: described sidepiece roller (21) and relevant supports (30) and circle
Guiding piece (31) is arranged in respective slide (36), and this sliding part (36) is in the upper level of bootstrap block (37) and slides symmetrically,
This bootstrap block is attached on the base (40) of finishing portions.
6. the finishing portions according to aforementioned any one claim, it is characterised in that: described upper roll (22) is installed
In respective support (50), this supporting member slides in respective circular guiding piece (51), so as to around pivot (C)
Rotating, this pivot (C) corresponds to the extension joining of the top edge of the profile of the rectangular tube (1) being formed.
7. finishing portions according to claim 6, it is characterised in that: described upper roll (22) and relevant supports (50)
Being arranged in respective slide (56) with circular guide (51), this sliding part is vertical the base attaching to finishing portions
Part is vertically slidably movable on (57).
8. finishing portions according to claim 7, wherein: described vertical sliding part (56) above with lateral member (58)
Connecting, this lateral member is driven by motor (60) by jack (59).
9. the finishing portions according to any one in claim 4 to 7, wherein: be used for regulating described sidepiece roller (21)
Carry out with moving through trapezoidal screw described in the gradient of described upper roll (22), and the horizontal movement of sidepiece roller (21) is by ladder
Shape screw realizes.
10. it is used for being formed continuously the machine of rectangular tube, including the following part connected one by one: forming part, this formation
Part is suitable for so that lath band (1) is gradually curved；Finishing portions (10), this finishing portions is suitable for so that the lath band that bends
Top edge be close together further；And for welding the part of the rectangular tube of formation, it is characterised in that: described finishing
Partly (10) include at least one finishing station (11a, 11b, 11c, 11d) according to aforementioned any one claim.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITUB20150527 | 2015-03-23 | ||
| IT102015000009598 | 2015-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105983602A true CN105983602A (en) | 2016-10-05 |
Family
ID=53385842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610167967.8A Pending CN105983602A (en) | 2015-03-23 | 2016-03-23 | Finishing section of a machine for producing square pipes |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3072603B1 (en) |
| JP (1) | JP2016209930A (en) |
| CN (1) | CN105983602A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372232A (en) * | 2018-04-20 | 2018-08-07 | 江苏高动新能源科技有限公司 | Manage interior molding machine and battery package accurately interior molding machine |
| CN110701392A (en) * | 2018-07-10 | 2020-01-17 | 苏州三星电子有限公司 | P-shaped pipe, P-shaped pipe forming process and P-shaped pipe forming equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355611A (en) * | 2019-08-19 | 2019-10-22 | 河北腾天焊管设备制造有限公司 | Square tube production line |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56128618A (en) * | 1980-03-13 | 1981-10-08 | Nippon Steel Metal Prod Co Ltd | Production of square steel pipe |
| JPS58103917A (en) * | 1981-12-16 | 1983-06-21 | Nakajima:Kk | Manufacture of large diameter square steel pipe |
| AT399674B (en) * | 1992-08-03 | 1995-06-26 | Voest Alpine Ind Anlagen | DEVICE FOR CONTINUOUSLY FORMING A METAL TUBE |
| IT1394852B1 (en) | 2009-07-21 | 2012-07-20 | Olimpia 80 Srl | VARIABLE LINEAR GEOMETRY MACHINE TO FORM SQUARE TUBES CONTINUOUSLY |
-
2016
- 2016-03-15 EP EP16160514.2A patent/EP3072603B1/en active Active
- 2016-03-22 JP JP2016056876A patent/JP2016209930A/en active Pending
- 2016-03-23 CN CN201610167967.8A patent/CN105983602A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372232A (en) * | 2018-04-20 | 2018-08-07 | 江苏高动新能源科技有限公司 | Manage interior molding machine and battery package accurately interior molding machine |
| CN110701392A (en) * | 2018-07-10 | 2020-01-17 | 苏州三星电子有限公司 | P-shaped pipe, P-shaped pipe forming process and P-shaped pipe forming equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016209930A (en) | 2016-12-15 |
| EP3072603A1 (en) | 2016-09-28 |
| EP3072603B1 (en) | 2019-11-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161005 |
|
| WD01 | Invention patent application deemed withdrawn after publication |