CN101279351B - Weighted vertical type ring rolling mill - Google Patents
Weighted vertical type ring rolling mill Download PDFInfo
- Publication number
- CN101279351B CN101279351B CN2008101113798A CN200810111379A CN101279351B CN 101279351 B CN101279351 B CN 101279351B CN 2008101113798 A CN2008101113798 A CN 2008101113798A CN 200810111379 A CN200810111379 A CN 200810111379A CN 101279351 B CN101279351 B CN 101279351B
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- main mould
- working platform
- way valves
- roller
- ring rolling
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Abstract
The invention relates to a flange processing machine, in particular to an aggravating vertical type ring rolling machine which solves the problem that the quality of a ring rolling not high during the flange processing process. The invention includes a base; a horizontal working platform and a motor are arranged on the base; a main rotating mould is arranged on the horizontal working platform; the main shaft of the main rotating mould is connected with the motor by a coupling; a mandrel is arranged below the main rotating mould; the two sides of the main rotating mould are provided with holding rollers; a limitation device is arranged above the main rotating mould; a distance measuring device with a distance measuring wheel is arranged below the main rotating mould. The invention is suitable for processing the flanges with large coaxial dimensions like a lapped flange and a high neck flange; the largest processing diameter is 1100mm and the largest thickness of the flange is 140mm.
Description
Technical field
The present invention relates to a kind of flange processing machine tool, be specially a kind of Weighted vertical type ring rolling mill.
Background technology
Annular elements such as flange are widely used in the industry such as oil, chemical industry, metallurgy, at present, mainly still adopt open die forging to cause cake sheet, punching, saddle support reaming, rolling rolling to expand for the manufacturing forming technique of annular elements such as flange, are finally formed by machining again.It is at first to adopt saddle support reaming or Forgingother mode to carry out the annular element base that rolling rolling is expanded, then, on machine for rolling ring, adopt rotary die to the local pressure forming continuously of blank, the whole wall thickness of annular element is reduced, enlarged-diameter, cross section profile is shaped, and makes it become the annular element blank with simple shape and size, and then carries out the machining of cross sectional shape by large-scale vertical lathe.Existing machine for rolling ring tool is simple in structure, can not adapt to the requirement of processing high-quality flange.
Summary of the invention
The present invention provides a kind of Weighted vertical type ring rolling mill in order to solve the stone roller not high problem of ring quality in the flange processing.
The present invention is realized by following technical scheme, a kind of Weighted vertical type ring rolling mill, comprise base, be provided with vertical working platform, motor on base, the vertical working platform is provided with and rotates main mould, and the main shaft that rotates main mould is connected with motor by shaft coupling, below the main mould of rotation, be provided with mandrel, be provided with and embrace a roller rotating main mould both sides, above rotating main mould, be provided with stopping means, be provided with at the side-lower that rotates main mould and have range finding wheel range unit.
The flange blank is enclosed within on the core, start motor then, driven by motor is rotated main mould and is rotated, rotating main mould exerts pressure while the flange blank that rotates on the core, core and flange blank also rotate simultaneously, flange blank diameter under the pressure that rotates main mould and mandrel enlarges moulding gradually, and the roller of embracing of both sides then cooperates with the main mould of rotation, and flange is limited within the specific limits to have guaranteed the accurate of flange.Be fit to the bigger flanges of axial dimension such as processing lap joint flange, hubbed flange, maximum machining diameter 1100mm, maximum flange thickness 140mm.
Description of drawings
Fig. 1 is a front view of the present invention
Fig. 2 is a side view of the present invention
Fig. 3 is for rotating the installation diagram of main mould
Fig. 4 is the installation diagram of core
Fig. 5 is the hydraulic control system principle assumption diagram
Among the figure: 1-vertical working platform, 2-rotates main mould, 3-controls oil cylinder, 4-embraces roller, the 5-mandrel, the 6-base, the 7-range unit, 8-controls oil cylinder, 9-controls oil cylinder, 10-embraces roller, 11-triggers screw rod, the 12-cross bar, the 13-oil pressure cylinder, the 14-spindle drum, the 15-main shaft, the 16-tilted supporter, the 17-shaft coupling, the 18-motor, the 19-wheel of finding range, 20-axle interlink, the 21-counterdie, mould among the 22-, the 23-patrix, the 24-bearing, the 25-bearing, the 26-hollow shaft, the empty axle bed of 27-, the 28-bearing, the 29-pull bar, the 30-hydraulic oil pump, the 31-hydraulic oil pump, the 32-three-position four-way valve, the 33-three-position four-way valve, the 34-three-position four-way valve, the 35-three-position four-way valve, the 36-three-position four-way valve, the 37-check valve, the 38-check valve, the 39-bearing, 40-pressing mold compressing tablet, 41-master's molded tablet, the 42-synchronous valve
The specific embodiment
As schematically shown in Figure 1, 2, a kind of Weighted vertical type ring rolling mill, comprise base 6, be provided with vertical working platform 1, motor 18 on base 6, vertical working platform 1 is provided with and rotates main mould 2, and the main shaft 15 that rotates main mould 2 is connected with motor 18 by shaft coupling 17, below the main mould 2 of rotation, be provided with mandrel 5, be provided with and embrace a roller 10,4 rotating main mould 2 both sides, above rotating main mould 2, be provided with stopping means, be provided with the range unit 7 that having range finding wheel 19 at the side-lower that rotates main mould 2.
As schematically shown in Figure 3, the main shaft 15 that rotates main mould 2 is with spindle drum 14 outward, and spindle drum 14 is installed on the vertical working platform 1, and the upper end is connected with oil pressure cylinder 13.Be provided with bearing 39 between spindle drum 14 and the main shaft 15, rotate the shape of main mould 2 and can determine according to the needs of flange shape.Meaning is as shown in Figure 3 rotated main mould 2 by patrix 23, middle mould 22, counterdie 21 and connect and form, and it is outer fixing by main molded tablet 41 and pressing mold compressing tablet 40 to rotate main mould 2.
Described stopping means comprises the cross bar 12 that has trigger switch, and cross bar 12 is fixed on the spindle drum 14, is provided with the triggering screw rod 11 that can regulate height in vertical working platform 1 side, trigger screw rod 11 be positioned at trigger switch under.Exert pressure to flange when rotating main mould 2 always, flange Zhou Jing diminishes, and rotates main mould 2 and spindle drum 14 and moves down, and triggering screw rod 11 designs has definite height, start trigger switch when cross bar moves for 12 times after contact triggers screw rod 11, flange reaches design standard and quits work at this moment.
Described armful of roller 10,4 one ends are hinged on the vertical working platform 1, and the other end is connected with two control oil cylinders 9,3 of embracing roller respectively.Embrace the control oil cylinder 9,3 of roller and control, and carry out work synchronously, can guarantee that the one-tenth circle property of flange is good by hydraulic control system is unified.
Described range unit 7 one ends are hinged on the vertical working platform 1, and the control oil cylinder 8 of the other end and range unit is connected.This structure can be regulated the flange finished size easily, and the suitable pressure of oil cylinder can guarantee again to prevent when finish rolling to flatten.
As schematically shown in Figure 4, vertical working platform 1 is provided with sky axle bed 27, be provided with hollow shaft 26 in the empty axle bed 27, one port of hollow shaft 26 is a bell mouth shape, be with three bearings 28,25,24 outside the hollow shaft 26, empty axle bed 27 inboards are stepped card, and described bearing is positioned at draw-in groove, be fixed with pull bar 29 in the hollow shaft 26, pull bar 29 front ends are fixed with mandrel 5.This structure makes mandrel 5 slow-roll stabilizations, bears pressure capability and improves, and it is convenient to change.Bearing 28 is that taper roll bearing, bearing 25 are the biserial radial roller bearing for radial thrust bearing, bearing 24.
Rotate main mould 2, embrace roller 10,4, the supporting hydraulic system of range unit 7 as schematically shown in Figure 6, hydraulic system comprises two hydraulic oil pumps 30,31, one of them hydraulic oil pump 30 is by three-position four-way valve 34, No. two three-position four-way valves 35, No. three three-position four-way valves 36, two control oil cylinders 3,9 of embracing rollers of synchronous valve 42 controls, and another hydraulic oil pump 31 control the oil pressure cylinder 13 of the main mould of rotation and the control oil cylinder 8 of range unit respectively by No. five three-position four-way valves 33, No. four three-position four-way valves 32.
On a fuel feeding branch road that exports of No. two three-position four-way valves 35, also be connected with the control oil cylinder 3,9 of embracing roller, and between No. two three-position four-way valves 35 and No. three three-position four-way valves 36, be provided with three two-port valves 43.Can realize control by three two-port valves 43 to control oil cylinder 3,9 independently movings of embracing roller
Adopt hydraulic control system, can make and rotate main mould 2, embrace roller 10,4, range unit 7 work controls are more accurate, easier, and it is big that the size of converted products becomes, and quality improves.
Claims (4)
1. Weighted vertical type ring rolling mill, comprise base (6), it is characterized in that: on base (6), be provided with vertical working platform (1), motor (18), vertical working platform (1) is provided with and rotates main mould (2), the main shaft (15) that rotates main mould (2) is connected with motor (18) by shaft coupling (17), be provided with mandrel (5) in the below of rotating main mould (2), be provided with an armful roller (10,4) in rotation main mould (2) both sides, above rotating main mould (2), be provided with stopping means, be provided with the range unit (7) that having range finding wheel (19) at the side-lower that rotates main mould (2); The main shaft (15) that rotates main mould (2) is with spindle drum (14) outward, and spindle drum (14) is installed on the vertical working platform (1), and the upper end is connected with oil pressure cylinder (13); Described stopping means comprises the cross bar (12) that has trigger switch, and cross bar (12) is fixed on the spindle drum (14), is provided with the triggering screw rod (11) that can regulate height in vertical working platform (1) side, trigger screw rod (11) be positioned at trigger switch under; Described armful of roller (10, a 4) end is hinged on the vertical working platform (1), and the other end is connected with two control oil cylinders (9,3) of embracing roller respectively; Described range unit (7) one ends are hinged on the vertical working platform (1), and the control oil cylinder (8) of the other end and range unit is connected; Vertical working platform (1) is provided with sky axle bed (27), be provided with hollow shaft (26) in the empty axle bed (27), one port of hollow shaft (26) is a bell mouth shape, outer three bearings (28,25,24) that are with of hollow shaft (26), empty axle bed (27) inboard is stepped draw-in groove, described bearing is positioned at draw-in groove, is fixed with pull bar (29) in the hollow shaft (26), and pull bar (29) front end is fixed with mandrel (5).
2. Weighted vertical type ring rolling mill according to claim 1, it is characterized in that: rotate main mould (2), embrace roller (10,4), the supporting hydraulic system of range unit (7) comprises two hydraulic oil pumps (30,31), one of them hydraulic oil pump (30) is by a three-position four-way valve (34), No. two three-position four-way valves (35), No. three three-position four-way valves (36), two control oil cylinders (3 of embracing roller of synchronous valve (42) control, 9), another hydraulic oil pump (31) is by No. four three-position four-way valves (32), No. five three-position four-way valves (33) are controlled the oil pressure cylinder (13) of the main mould of rotation and the control oil cylinder (8) of range unit respectively.
3. Weighted vertical type ring rolling mill according to claim 1 and 2 is characterized in that: rotate main mould (2) by patrix (23), middle mould (22), counterdie (21) and connect and form, rotate that main mould (2) is outer to be fixed by main molded tablet (41) and pressing mold compressing tablet (40).
4. Weighted vertical type ring rolling mill according to claim 2, it is characterized in that: on a fuel feeding branch road that exports of No. two three-position four-way valves (35), also be connected with the control oil cylinder (3,9) of embracing roller, and between No. two three-position four-way valves (35) and No. three three-position four-way valves (36), be provided with three two-port valves (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101113798A CN101279351B (en) | 2008-05-29 | 2008-05-29 | Weighted vertical type ring rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101113798A CN101279351B (en) | 2008-05-29 | 2008-05-29 | Weighted vertical type ring rolling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101279351A CN101279351A (en) | 2008-10-08 |
| CN101279351B true CN101279351B (en) | 2010-10-13 |
Family
ID=40012126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101113798A Expired - Fee Related CN101279351B (en) | 2008-05-29 | 2008-05-29 | Weighted vertical type ring rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101279351B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039359A (en) * | 2009-10-21 | 2011-05-04 | 河南创世科技发展有限公司 | Vertical numerically-controlled ring cold rolling machine tool |
| CN102019295B (en) * | 2010-10-16 | 2012-07-11 | 太原重工股份有限公司 | Hydraulic control system of spindle coupling of continuous rolling mill |
| CN102861843A (en) * | 2012-10-15 | 2013-01-09 | 江苏翔能科技发展有限公司 | Device and process for nonsymmetrical irregular section ring rolling |
| CN103056172B (en) * | 2013-01-22 | 2014-08-13 | 湖北理工学院 | Three-roll guide device for entrance of skew rolling mill for tubes |
| CN103223452B (en) * | 2013-05-13 | 2015-10-21 | 姜志利 | A kind of wheel-web-rolling mill |
| CN103978134A (en) * | 2014-04-30 | 2014-08-13 | 浙江远大重工锻压有限公司 | Mandrel device for spherical ring rolling machine |
| CN107598045B (en) * | 2017-09-27 | 2019-09-06 | 马鞍山经纬回转支承有限公司 | It is a kind of can be with the ring rolls of simultaneous processing two pieces ring |
| CN109290498B (en) * | 2018-09-05 | 2019-11-15 | 佛山市源春月贸易有限公司 | A kind of adjustable handware rolls ring apparatus |
| CN110238332A (en) * | 2019-07-24 | 2019-09-17 | 泰州浙华机械精锻有限公司 | A kind of hydraulic ring rolls of numerically controlled automatic |
| CN111872314B (en) * | 2020-07-31 | 2022-03-15 | 烟台吉森新材料科技有限公司 | Gantry type heavy expanding and forging machine set |
| CN117444104B (en) * | 2023-12-20 | 2024-03-19 | 山西成双法兰股份有限公司 | Ring rolling forming die and forming method thereof |
-
2008
- 2008-05-29 CN CN2008101113798A patent/CN101279351B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101279351A (en) | 2008-10-08 |
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Granted publication date: 20101013 Termination date: 20130529 |