CN203018456U - Cold rolling mill for processing square-outside and rounded-inside pipes - Google Patents
Cold rolling mill for processing square-outside and rounded-inside pipes Download PDFInfo
- Publication number
- CN203018456U CN203018456U CN 201220747431 CN201220747431U CN203018456U CN 203018456 U CN203018456 U CN 203018456U CN 201220747431 CN201220747431 CN 201220747431 CN 201220747431 U CN201220747431 U CN 201220747431U CN 203018456 U CN203018456 U CN 203018456U
- Authority
- CN
- China
- Prior art keywords
- roller
- square
- work housing
- lower roller
- mentioned
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The utility model relates to a cold rolling mill for processing square-outside and rounded-inside pipes. The cold rolling mill for processing square-outside and rounded-inside pipes comprises a working rack arranged on an engine base and a roller assembly arranged in the working rack, wherein the roller assembly comprises a roller seat, an upper roller set and a lower roller set, the upper roller set comprises an upper roller and an upper roller shaft, the lower roller set comprises a lower roller and a lower roller shaft, a square linear counter hole is formed in a roller surface of the joint of the upper roller and the lower roller, a core shaft matched with a square pipe inner hole is arranged in the counter hole, synchronous gear transmission mechanisms are respectively arranged at one ends of the upper roller shaft and the lower roller shaft, and a crank-connecting rod mechanism and a double-rocker mechanism are arranged on the working rack. When rolling, the crank-connecting rod mechanism drives the working rack to reciprocate, so as to push a pipe blank ahead, the synchronous gear transmission mechanisms and the double-rocker mechanism are mutually matched, so that the upper roller and the lower roller periodically rotate while the upper roller and the lower roller realize transverse calendering on the pipe blank, and full cycle is carried out, so that rolling of the whole pipe blank is completed.
Description
Technical field
The utility model relates to a kind of metal pipe material cold working equipment, particularly a kind of processing square-outside and round-inside tubing cold pilger mill.
Background technology
At present, the cold working of metal pipe material is produced and is mostly adopted drawbench to draw, this manufacture method is to the shape and size of the production tube of the cold drawn forming especially wall thickness of pipe, often be difficult to the accuracy class that reaches higher, and for the tubing manufacturing of the square-outside and round-inside that particular demands is arranged, existing especially can't disposable drawing moulding, all need adopt multiple tracks drawing and intermediate heat-treatment, the operation such as take the lead can realize, so both caused complex process, manufacturing cost is improved, be difficult to satisfy specific user's demand.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of Product Precision that has the moulding of continuity time processing and produce higher square-outside and round-inside tubing cold pilger mill.
the technical solution of the utility model is: a kind of processing square-outside and round-inside tubing cold pilger mill, comprise and be arranged at the work housing on support and be arranged at the interior roller assembly of work housing, described roller assembly comprises and is the roller seat that is arranged at movingly in frame, topping roll group and bottom roll group, described topping roll group comprises topping roll, upper roll shaft, the bottom roll group comprises the bottom roll group, lower roller shaft, upper, the roll surface of bottom roll joint portion is provided with the linear profile hole that is square, be provided with the mandrel suitable with inner hole of square in profiled orifice, upper, lower roller shaft one end is respectively equipped with and is the staggered synchromesh gear transmission mechanism of arranging, an end at work housing is provided with toggle, the other end at work housing is provided with double rocker mechanism.
The utility model is owing to having adopted the synchromesh gear transmission mechanism that arranges respectively at upper and lower roll shaft one end, be combined in toggle and double rocker mechanism that work housing and roller seat arrange, when rolling, utilizing toggle to drive the reciprocating pipe that makes of work housing pushes ahead, utilize synchromesh gear transmission mechanism and double rocker mechanism to cooperatively interact, make top and bottom rolls when making periodic rotary, realize horizontal calendering to pipe by mobile roller seat between two rollers, go round and begin again like this, complete the rolling of whole pipe.
Description of drawings
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the utility model general structure schematic diagram;
Fig. 2 is the simple mechanism schematic diagram of the utility model top and bottom rolls group.
The specific embodiment
the utility model such as Fig. 1, shown in Figure 2, a kind of processing square-outside and round-inside tubing cold pilger mill, comprise the work housing 3 that is arranged on support and be arranged at the interior roller assembly 4 of work housing 3, described roller assembly 4 comprises and is the roller seat 45 that is arranged at movingly in frame 3, topping roll group and bottom roll group, described topping roll group comprises topping roll 41, upper roll shaft 42, the bottom roll group comprises bottom roll 43, lower roller shaft 44, upper, bottom roll 41, the roll surface of 43 joint portions is provided with the linear profile hole that is square, be provided with the mandrel 6 suitable with inner hole of square in profiled orifice, upper, lower roller shaft 42, 44 1 ends are respectively equipped with and are the staggered synchromesh gear transmission mechanism 46 of arranging, an end at work housing 3 is provided with toggle 1, the other end at work housing 3 is provided with double rocker mechanism 2.
Above-mentioned synchromesh gear transmission mechanism 46 comprises synchromesh gear 46a, tooth bar 46b, and described synchromesh gear 46a, tooth bar 46b are arranged in work housing 3.Above-mentioned toggle 1 comprises crank 11, connecting rod 12, and an end of described connecting rod 12 is connected with work housing 3, and above-mentioned double rocker mechanism 2 comprises fork 21, upper rocking bar 22, lower rocking bar 23, and wherein: an end of above-mentioned upper rocking bar 22 is connected with work housing; One end of above-mentioned lower rocking bar 23 is connected with roller seat 45, and the other end is connected with fork 21; Be provided with slide block 24 between rocking bar 22 and fork 21 on above-mentioned.
structure further of the present utility model is: described toggle, double rocker mechanism is separately positioned on support, wherein: crank is connected with connecting rod, connecting rod is connected with work housing, one end of above-mentioned upper rocking bar is connected with work housing, one end of lower rocking bar is connected with roller seat, the other end is connected with fork, be provided with slide block between rocking bar and rocking bar on above-mentioned, under dynamic action, crank is done the continuous rotation motion around the center, drivening rod makes work housing do horizontal reciprocating movement, meanwhile also driving double rocker mechanism swings, thereby make work housing and roller seat produce horizontal relative motion, above-mentioned synchromesh gear transmission mechanism is arranged in work housing, for guaranteeing the uniformity of top and bottom rolls motion, the number of teeth of said gear is identical.
the whole course of work of the present utility model be achieved in that when work housing reciprocating under toggle drives, during synchromesh gear transmission mechanism and double rocker mechanism work simultaneously, be installed on the corresponding pipe of top and bottom rolls in frame and form the flow of metal district in the roller groove, in the deformed area, the pipe endoporus be provided with one with the suitable plug of pore, when work housing moves to the two ends extreme position, pipe and plug are with regard to half-twist, pipe is pushed ahead certain feed simultaneously, meanwhile, top and bottom rolls makes work housing and roller seat produce relative motion by double rocker mechanism, thereby implement the calendering to pipe, go round and begin again like this, complete the rolling of whole pipe.
Claims (3)
1. process square-outside and round-inside tubing cold pilger mill for one kind, comprise the work housing (3) that is arranged on support and be arranged at the interior roller assembly (4) of work housing (3), described roller assembly (4) comprises and is the roller seat (45) that is arranged at movingly in frame (3), topping roll group and bottom roll group, described topping roll group comprises topping roll (41), upper roll shaft (42), the bottom roll group comprises bottom roll (43), lower roller shaft (44), upper, bottom roll (41, 43) roll surface of joint portion is provided with the linear profile hole that is square, be provided with the mandrel suitable with inner hole of square (6) in profiled orifice, it is characterized in that, upper, lower roller shaft (42, 44) end is respectively equipped with and is the staggered synchromesh gear transmission mechanism (46) of arranging, an end at work housing (3) is provided with toggle (1), the other end at work housing (3) is provided with double rocker mechanism (2).
2. processing square-outside and round-inside tubing cold pilger mill according to claim 1, it is characterized in that above-mentioned synchromesh gear transmission mechanism (46) comprises synchromesh gear (46a), tooth bar (46b), described synchromesh gear (46a), tooth bar (46b) are arranged in work housing (3).
3. processing square-outside and round-inside tubing cold pilger mill according to claim 1, it is characterized in that above-mentioned toggle (1) comprises crank (11), connecting rod (12), one end of described connecting rod (12) is connected with work housing (3), above-mentioned double rocker mechanism (2) comprises fork (21), upper rocking bar (22), lower rocking bar (23), wherein:
One end of above-mentioned upper rocking bar (22) is connected with work housing;
One end of above-mentioned lower rocking bar (23) is connected with roller seat (45), and the other end is connected with fork (21);
Be provided with slide block (24) between rocking bar (22) and fork (21) on above-mentioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220747431 CN203018456U (en) | 2012-12-27 | 2012-12-27 | Cold rolling mill for processing square-outside and rounded-inside pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220747431 CN203018456U (en) | 2012-12-27 | 2012-12-27 | Cold rolling mill for processing square-outside and rounded-inside pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203018456U true CN203018456U (en) | 2013-06-26 |
Family
ID=48642471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220747431 Withdrawn - After Issue CN203018456U (en) | 2012-12-27 | 2012-12-27 | Cold rolling mill for processing square-outside and rounded-inside pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203018456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894418A (en) * | 2012-12-27 | 2014-07-02 | 广东冠邦科技有限公司 | Cold-rolling pipe mill for machining internally-rounded square pipe |
| CN106001117A (en) * | 2016-07-13 | 2016-10-12 | 湖州至诚精密金属科技有限公司 | Full-automatic steel tube rolling system |
-
2012
- 2012-12-27 CN CN 201220747431 patent/CN203018456U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894418A (en) * | 2012-12-27 | 2014-07-02 | 广东冠邦科技有限公司 | Cold-rolling pipe mill for machining internally-rounded square pipe |
| CN103894418B (en) * | 2012-12-27 | 2016-08-24 | 广东冠邦科技有限公司 | A kind of processing square-outside and round-inside tubing cold pilger mill |
| CN106001117A (en) * | 2016-07-13 | 2016-10-12 | 湖州至诚精密金属科技有限公司 | Full-automatic steel tube rolling system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202079081U (en) | Cold-rolling pipe mill operating frame for rolling hexagonal pipe | |
| CN109351777B (en) | Rotary rolling type seamless conical tube production and processing equipment and production and processing method thereof | |
| CN201735648U (en) | Hyperbolic molding machine for large-scale arc-shaped plates | |
| CN203219914U (en) | Stuffing wrapped pressure closing mold | |
| CN203018456U (en) | Cold rolling mill for processing square-outside and rounded-inside pipes | |
| CN203018455U (en) | Cold rolling mill for processing rectangular pipes | |
| CN103894418B (en) | A kind of processing square-outside and round-inside tubing cold pilger mill | |
| CN201744587U (en) | Integrated can making machine | |
| CN103495617B (en) | A kind of change wall thickness cylinder part Roll-extrusion forming device | |
| CN103894417A (en) | Cold-rolling pipe mill for machining rectangular pipe | |
| CN201862654U (en) | Extra-large-diameter longitudinal welded pipe forming unit | |
| CN211634371U (en) | Multi-roller extrusion medicine mud forming device | |
| CN105522751A (en) | Indentation device | |
| CN200995240Y (en) | Fin forming machine | |
| CN202527634U (en) | Equipment for rolling and forming seamless thin-walled ring parts | |
| CN202087578U (en) | Dual-line cold rolling pipe machine | |
| CN102615222B (en) | Equipment for rolling and forming seamless thin-walled ring parts | |
| CN102554696A (en) | Multi-station conversion indexing mechanism | |
| CN105834222A (en) | Roller support reciprocated driving device for high-speed cold pilger mill | |
| CN202893928U (en) | Four-roller forming machine for V-shaped groove of drill rod of gun drill | |
| CN201900193U (en) | Roll-in device for drawing part of seamless steel tube | |
| CN203281705U (en) | Free-standing connecting rod punching device | |
| CN202343622U (en) | Short forming machine set for steel pipe | |
| CN104624920A (en) | Roll forging cutting-off and shaping mechanism | |
| CN200998745Y (en) | Flexible forming apparatus for processing three-dimensional piece by employing bendable roller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131202 Address after: 528311 Guangdong province Foshan city Beijiao District Shunde Town West Industrial Zone Patentee after: Foshan Shunde Jingyi Wanxi Copper Industry Co., Ltd. Address before: 528311 Guangdong province Foshan city Beijiao District Shunde Town West Industrial Zone Patentee before: Guangdong Guanbang Technology Co.,Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130626 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |