CN100445004C - Round section tubing slitting mill - Google Patents
Round section tubing slitting mill Download PDFInfo
- Publication number
- CN100445004C CN100445004C CNB2006100123863A CN200610012386A CN100445004C CN 100445004 C CN100445004 C CN 100445004C CN B2006100123863 A CNB2006100123863 A CN B2006100123863A CN 200610012386 A CN200610012386 A CN 200610012386A CN 100445004 C CN100445004 C CN 100445004C
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- transmission shaft
- ring
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Abstract
The present invention discloses a circular section pipe roll-cutting machine. The present invention comprises a transmission shaft, a transmission piece and a transmission structure, wherein the transmission piece and the transmission structure are respectively arranged on the transmission shaft, and the transmission structure is composed of transmission pieces which correspond to a rotary cylinder and correspond to a rotary ring on the rotary cylinder. A roll-hobbing device is arranged in the radial direction of the rotary cylinder. The present invention is characterized in that an inner ring of the rotary cylinder is an integrally continued inner cam which is formed by transitionally connecting a plurality of curved segments from beginning to end. A transmission mechanism control device which is formed by connecting a transmission piece which can be used for rotating and controlling the roll-hobbing device in the same direction to go forward and retreat radially, and a clutch. The present invention has simple structure, feeding and retreating can be continuously and simultaneously performed in the same direction, and the present invention can continuously operate in cycles. The present invention is particularly suitable for the application of a tubing production line.
Description
Technical field
The present invention relates to a kind of tubing cutting equipment, specifically relate to a kind of circular cross-section tubing slitting mill with cutting disc rolling cut metal pipe material.
Background technology
At present, be used to process cutting metal tubing, or block tubing on the tubulation production line, the feed of its hobboing cutter all is to adopt hydraulic way.Promptly utilize Driven by Hydraulic Cylinder, realize the radially feed of hobboing cutter, thereby satisfied the instructions for use of Pipe Cutting by rackwork.But the problem of crux is, cuts as easily producing partially when using hydraulic cylinder to promote shift(ing) ring by fork, and difficult assurance is the synchronism of feed radially; Its overall structure shows complicated slightly in addition, and needs configuration one cover hydraulic system, and the maintenance cost height.In order to address this problem, for disclosed another kind of metal pipe cutting machine, it is to adopt the mechanical type feed mode, utilizes multilevel gear drive mechanism, realizes the cut-out to tubing.Be to utilize the cam bit that is interrupted to realize the radially feed of hobboing cutter on the one hand; Form complete peripheral cam, the continuous operation that can not go round and begin again owing to be provided with.Just withdrawing can be finished by the backward rotation of the one-way clutch control gear mechanism on the driving shaft on the other hand, bigger impact can be produced like this.This drive mechanism adopts four pairs of big pinions to be meshing with each other, and can't realize the automatic withdrawal motion, causes transmission system comparatively complicated.
Therefore, must be improved the technology contents in this field and perfect.
Summary of the invention
The objective of the invention is for addressing the above problem, and a kind of circular cross-section tubing slitting mill of new design is provided.
The present inventor realizes radially feed and withdrawing through further investigation by the cam ring control rolling cut device that utilizes the continuous equidirectional rotation; Also utilize simple transmission mechanism to provide simultaneously and can realize speed discrepancy and the function of the cutter of advancing and retreat, finished the present invention on this basis.
Realize that the technical solution of its purpose finishes like this: a kind of circular cross-section tubing slitting mill, comprise transmission mechanism, at rotating cylinder the rolling cut device is housed radially; First gear that wherein said transmission mechanism is provided with by a power transmission shaft, power transmission shaft and second gear and corresponding at the 3rd gear that is provided with on the rotating cylinder be installed in the 4th gear that is provided with on the rotating ring on the rotating cylinder and form; First gear on the power transmission shaft and the 3rd gears engaged on the rotating cylinder, second gear on the power transmission shaft and the 4th gears engaged on the rotating ring; The number of teeth of the 4th gear on the described rotating ring is less than two numbers of teeth of the 3rd gear on the rotating cylinder; And first gear on the power transmission shaft and the second gear number of teeth equate; The inner ring of described rotating ring is to connect into a cam ring that integral body is continuous by the transition of some curved section head and the tail; On described power transmission shaft, be provided with and rotate the radially transmission mechanism control device that connects into by second gear and clutch of forward and back of control rolling cut device in the same way.In the present invention, related gear drive can be adopted chain gear transmission, or the cog belt transmission.For selecting for use of transmission mechanism mode, should be according to environment for use, the condition of working range and application is determined.
In the present invention, described transmission mechanism is to be connected to form by two pairs of gear drives.Therefore whether be in driving by Clutch Control second gear wherein with corresponding the 4th gear, the realization rolling cut device cutter of advancing and retreat.
The good effect that the present invention has is:
1, the whole circle cam ring on the rotating ring has been adopted in slitting mill design, the radially feed of control cutting disc, and applicable to the cutting of different tube diameters, and continous-stable, the work that goes round and begins again, be particularly suitable for using on the tubulation production line; In addition, by realizing withdrawing under the clutch for clutch control slitting mill rotation situation in the same way.Avoided prior art to need the motor counter-rotating just can finish withdrawing, can bring impact like this rolling cut device;
2, transmission mechanism is simple and reliable, only adopts two pairs of transmission mechanisms, have simple in structure, low cost of manufacture.
3, slitting mill can improve the raising cutting speed by the rotating speed that improves power transmission shaft, and the depth of cut of every circle is constant, and the use that does not influence cutter is received the order.
4, slitting mill increases and decreases corresponding rolling cut device by the line segment of adjusting the rotating ring cam ring, has the use flexible characteristic.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is that the A of Fig. 1 is to schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
By circular cross-section tubing slitting mill shown in Figure 1, have a rotating cylinder 7 and be installed on the frame by bearing.Rotating ring 9 with its rotation is installed in the front end of rotating cylinder 7.The cam ring that has an Archimedes spiral section to be interconnected to form on described rotating ring 9 inner rings, it is the transition link of a different curvature radius that the head and the tail of each line segment connect, this rotating cylinder 7 is provided with the rolling cut device.This rolling cut device comprises a knife rest slide block 11, and its upper and lower side is respectively equipped with hinged roller 10 and hinged cutting disc 12, is movably arranged on the rotating cylinder 7 by knife rest slide block 11.On described rotating cylinder 7 and rotating ring 9, be respectively equipped with the 3rd gear 6 and the 4th gear 8, constitute transmission mechanisms with first gear 2 and 4 engagements of second gear on the power transmission shaft 1 on the frame 9 of corresponding setting.Be provided with clutch 3 on second gear 4 in this transmission mechanism and the power transmission shaft 1 between first gear 2.The number of teeth of the 4th gear 8 on the described rotating ring 9 is less than the 3rd gear 6 two numbers of teeth, i.e. Z on the rotating cylinder 7
8=Z
6-2, and the number of teeth of first gear 2 and the 24 gear equates.When being in non-cut state, be in released state by clutch 3, second gear 4 is in non-driven state, and at this moment first gear 2 drives 7 rotations of the 3rd gear 6 driven rotary tubes, the roller 10 that this moment, rotating ring 9 was rotated on tube 7 and the rolling cut device drives rotation, i.e. n simultaneously
9=n
7, this moment, the rolling cut device did not produce radial displacement, and the rolling cut device is not worked; When clutch 3 is in engagement state, control second gear 4 and 8 engagements of the 4th gear, 9 rotations of driven rotary ring.Because of the 4th gear 8 is less than 6 two numbers of teeth of the 3rd gear, be n so establish the rotating speed of power transmission shaft 1
1, the rotation speed n of rotating cylinder 7 then
7=n
1* z
2/ z
6, and the rotation speed n of rotating ring 9
9=n
1* z
4/ z
8=n
1* z
2/ z
6-2), n at this moment
9＞n
7, promptly rotating ring 9 produces a relative rotation speed difference n who is ahead of rotating cylinder 7
9-n
7, the contour curve by the cam ring on the rotating ring 9 drove cutting dives 12 radius of gyration by contact roller 10 and control knife rest slide block 11 and dwindled gradually and entad move this moment, made disc cutter 12 incision tubing and circumferentially rolled, until cutting off tubing.And after tubing was cut off, the rolling cut device entered the withdrawing state, and solenoidoperated cluthes 3 are in released state once more, make the rolling cut device under centrifugal action, and the rolling cut device resets and gets back to initial position, finished a cutwork circulation.
In the above-mentioned transmission mechanism, except selecting gear mechanism for use, also can select sprocket for use, or the cog belt transmission.
A shown in Figure 2 to rotating ring cam ring and rolling cut device end face structure, the cam ring of forming by three curved sections on the described rotating ring 9, be provided with three by knife rest slide block 11 in every section cam ring with it, and the rolling cut device formed of the roller 10 that is equipped with of two ends and cutting disc 12.As together fast (n
9=n
7) when rotating, the peak that the rolling cut device is on every section cam ring is a top dead centre, does not have relative motion.As relative motion rotating speed (n
9-n
7) be n after the formation
9＞n
7 Rotating ring 9 is ahead of rotating cylinder 7 and rotates, and the rolling cut device carries out the transition to lower dead center gradually promptly by the cam ring top dead centre on every section cam ring, and the radius of gyration that contacts with each other a little dwindles.Realize feed, in other words when feed, every section cam ring radius vector is along with the increase of relative rotation θ, and the mould r of radius vector reduces.
Crux of the present invention is to adopt a complete continuous cam ring, can realize the continuous operation that goes round and begins again.
Another crux of the present invention is to have selected the transmission mechanism control device for use, can realize the forward and back cutter under the situation of rotating speed in the same way.
Claims (1)
1, a circular cross-section tubing slitting mill comprises transmission mechanism, at rotating cylinder the rolling cut device is housed radially; It is characterized in that first gear (2) that described transmission mechanism is provided with by a power transmission shaft, power transmission shaft (1) and second gear (4) and corresponding at the 3rd gear (6) that is provided with on the rotating cylinder (7) be installed in the 4th gear (8) that is provided with on the rotating ring (9) on the rotating cylinder (7) and form; The 3rd gear (6) engagement on first gear (2) on the power transmission shaft (1) and the rotating cylinder (7), the 4th gear (8) engagement on second gear (4) on the power transmission shaft (1) and the rotating ring (9); The number of teeth of the 4th gear (8) on the described rotating ring (9) is less than (6) two numbers of teeth of the 3rd gear on the rotating cylinder (7); And first gear on the power transmission shaft (1) and second gear (2, the 4) number of teeth equate; The inner ring of described rotating ring (9) is to connect into a cam ring that integral body is continuous by the transition of some curved section head and the tail; On described power transmission shaft (1), be provided with and rotate the radially transmission mechanism control device that connects into by second gear (4) and clutch (3) of forward and back of control rolling cut device in the same way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100123863A CN100445004C (en) | 2006-01-26 | 2006-01-26 | Round section tubing slitting mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100123863A CN100445004C (en) | 2006-01-26 | 2006-01-26 | Round section tubing slitting mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1806982A CN1806982A (en) | 2006-07-26 |
| CN100445004C true CN100445004C (en) | 2008-12-24 |
Family
ID=36839174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100123863A Expired - Fee Related CN100445004C (en) | 2006-01-26 | 2006-01-26 | Round section tubing slitting mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100445004C (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101912994B (en) * | 2010-07-20 | 2011-12-07 | 周志玉 | Full-automatic pipe cutting machine |
| CN102717143A (en) * | 2012-06-26 | 2012-10-10 | 诸暨市振兴机器制造有限公司 | Pipe cutting device |
| CN105436598A (en) * | 2015-12-27 | 2016-03-30 | 天津尚吉液压设备有限公司 | Online automatic pipe cutting device |
| CN105818232A (en) * | 2016-05-10 | 2016-08-03 | 安徽坤昌家具有限公司 | Wood slotting device |
| CN106670937A (en) * | 2017-03-27 | 2017-05-17 | 盐城市港城特种玻璃制品有限公司 | Metal cutting device for door and window manufacturing |
| CN109623925B (en) * | 2019-01-11 | 2024-04-09 | 张家港市意久机械有限公司 | Automatic slotting machine |
| CN110193625B (en) * | 2019-05-22 | 2020-11-13 | 燕山大学 | Planetary rotation online pipe cutting device |
| CN112157308B (en) * | 2020-10-09 | 2021-10-15 | 浙江农业商贸职业学院 | Round steel cutting machine tool and working method thereof |
| CN117580665A (en) * | 2021-06-29 | 2024-02-20 | 株式会社天田集团 | Wire cutting device and wire processing system |
| CN116329650B (en) * | 2023-01-08 | 2024-01-12 | 天津中贺科技发展有限公司 | Production and processing device for attached scaffold |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112794A (en) * | 1977-09-06 | 1978-09-12 | Burr Oak Tool & Gauge Company | Tube cutter with phase changer |
| CN2075118U (en) * | 1990-06-11 | 1991-04-17 | 冯庆庚 | Differential cutting machine for tube |
| EP0654315A1 (en) * | 1993-11-19 | 1995-05-24 | Wilson Varghese | Differential cam mechanism for control of revolving tools |
| JPH0780154B2 (en) * | 1989-11-01 | 1995-08-30 | ヴアヴイン・ベスローテム・ヴエンノツトシヤツプ | Apparatus and method for in-line cutting and / or chamfering of plastic tubes |
| CN2620602Y (en) * | 2003-04-09 | 2004-06-16 | 燕山大学 | Circular section pipe roll-cutting machine |
| CN2712517Y (en) * | 2004-07-28 | 2005-07-27 | 吕德充 | Pipe cutter |
-
2006
- 2006-01-26 CN CNB2006100123863A patent/CN100445004C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112794A (en) * | 1977-09-06 | 1978-09-12 | Burr Oak Tool & Gauge Company | Tube cutter with phase changer |
| JPH0780154B2 (en) * | 1989-11-01 | 1995-08-30 | ヴアヴイン・ベスローテム・ヴエンノツトシヤツプ | Apparatus and method for in-line cutting and / or chamfering of plastic tubes |
| CN2075118U (en) * | 1990-06-11 | 1991-04-17 | 冯庆庚 | Differential cutting machine for tube |
| EP0654315A1 (en) * | 1993-11-19 | 1995-05-24 | Wilson Varghese | Differential cam mechanism for control of revolving tools |
| CN2620602Y (en) * | 2003-04-09 | 2004-06-16 | 燕山大学 | Circular section pipe roll-cutting machine |
| CN2712517Y (en) * | 2004-07-28 | 2005-07-27 | 吕德充 | Pipe cutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1806982A (en) | 2006-07-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20060726 Assignee: Wuxi Xinchang Steel Pipe Co., Ltd. Assignor: Liu Qingguo Contract record no.: 2013320000388 Denomination of invention: Round section tubing slitting mill Granted publication date: 20081224 License type: Exclusive License Record date: 20130427 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081224 Termination date: 20140126 |