CN101147937A - Belt wheel spinning forming method and equipment - Google Patents
Belt wheel spinning forming method and equipment Download PDFInfo
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- CN101147937A CN101147937A CNA2007100311621A CN200710031162A CN101147937A CN 101147937 A CN101147937 A CN 101147937A CN A2007100311621 A CNA2007100311621 A CN A2007100311621A CN 200710031162 A CN200710031162 A CN 200710031162A CN 101147937 A CN101147937 A CN 101147937A
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- belt wheel
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Abstract
The present invention discloses a belt wheel spin-forming method and its equipment. Said invention is a four-station spin-forming equipment composed of four spin-forming devices. Said four spin-forming devices are respectively mounted between every two upright columns of four upright columns on the panel of lower beam, positioned around the belt wheel to be machined on the lower main shaft, can be moved in the horizontal plane and can be driven by at least two servomotors which are respectively positioned in different directions. The feeding operation of spinning wheel and main cylinder can implement position control by utilizing CNC operation system. Said spin-forming method includes the following steps: stamping and drawing a plate-shaped metal material to obtain a prefabricated blank, then utilizing spinning wheel to radially load on the prefabricated blank and making the spinning wheel be fed into the prefabricated blank so as to make the blank material be deformed according to the form of V-type groove of spinning wheel surface in the thickness direction, so that a V-type groove belt wheel can be obtained.
Description
Technical field
The present invention relates to plastic working technique and apparatus field in the mechanical engineering subject, specifically be meant a kind of belt wheel spin forming method and device thereof.
Background technology
The conventional fabrication processes of belt pulley adopts and forges, cast blank is made through machining.Not only heaviness but also rotary inertia are big to adopt belt pulley that this method makes, will remove a large amount of metal materials in process, have not only wasted material but also working condition is poor; Processing a qualified part often needs multiple working procedure, wastes energy again and the time.Forge, foundry's work situation is poor, negative factor is many, accident rate is high, integrates bitter, dirty, tired, dangerous.And forge generally speaking, Casting Equipment is all more outmoded aging.Though develop to efficient, energy-conservation, finish forge, nuisanceless direction, require to also have very big gap apart from the mechanization of electromechanical integration equipment, automation and flexibility.
Though occurred plate system belt pulley rotary pressing processing technology and equipment at present, had following two shortcomings: the one, all adopt hydraulic way to drive the feed motion of spinning roller, control accuracy is relatively low, adjusts underaction; The 2nd, the operation integrated level is on the low side, mostly is two stations, has three stations individually, can not effectively improve the working (machining) efficiency of belt pulley.
Summary of the invention
Purpose of the present invention is exactly in order to solve above-mentioned the deficiencies in the prior art part, a kind of belt wheel mould pressing equipment is provided, the different operations of base, preform, shaping, shaping that can be used for the belt pulley mould pressing neatly, improve the integrated level and the flexibility of lathe function, improve adaptive capacity and production efficiency different product.
Another object of the present invention is to provide a kind of belt wheel spin forming method.
Purpose of the present invention is achieved through the following technical solutions:
A kind of belt wheel mould pressing equipment comprises three beam four-column type lathe beds, pedestal, upper and lower main shaft, main cylinder pressure, Hydraulic Station, four station mould pressing device and push rods; Three beam four-column type lathe beds comprise upper beam, underbeam, central sill and four posts of being made up of four root posts; Described upper and lower beam is fixed on the two ends of four posts, and underbeam is fixed on the pedestal, and central sill can slide up and down along four posts between upper beam and underbeam; Main cylinder pressure is installed on the upper beam center, and links to each other with the last main shaft that is positioned at the upper beam lower end, and last main shaft is installed on the central sill center, and lower main axis is installed on the underbeam center, and push rod is stretched out by the lower main axis center; Hydraulic Station links to each other with the oil cylinder that ejects of the hydraulic motor, main cylinder pressure and the push rod lower end that drive the lower main axis rotation respectively by oil pipe; Four station mould pressing devices are made up of four rotary press modelling devices, be installed on respectively between two root posts of four posts on the panel of underbeam, be positioned at the belt wheel to be processed four directions that is installed on the lower main axis, and can be at horizontal in-plane moving, by 2 driven by servomotor that are positioned at different directions at least; Described mould pressing device comprises bracing frame, slide block, guide rail, spinning roller device, ball wire bar pair; Support frame as described above and guide rail are installed on the panel of lathe underbeam, servomotor links to each other with ball screw and is installed on the bracing frame, slide block is installed on the guide rail, the feed screw nut is installed on the slide block and with the ball screw rolling and links to each other, the spinning roller device is installed in the front end of slide block, and spinning roller can freely rotate around axis own.
For further realizing the object of the invention, described spinning roller device is made up of spinning roller, axle, bearing and support, and spinning roller is installed on the axle by bearing, and axle is fixed on the support, and support is connected with slide block.
Described four station mould pressing devices are by the quadruplet driven by servomotor, and the ball screw of each mould pressing device links to each other with a servomotor.
In order to reduce taking up room of servomotor, make things convenient for the workman to operate, four rotary wheel bases can adopt two or three servomotors to drive, and promptly can adopt a cover servo electrical machinery system to drive two relative rotary wheel bases, adopt connecting rod or contiguous block to interconnect between two rotary wheel bases.
Specifically be, described four station mould pressing devices are by three cover driven by servomotor, and a cover servomotor links to each other with one the ball screw that is arranged in two relative mould pressing devices; Two slide blocks in two relative mould pressing devices interconnect by connecting rod, drive two relative mould pressing devices; The ball screw of two mould pressing devices links to each other with a servomotor respectively in addition.Described four station mould pressing devices, two cover driven by servomotor, one cover servomotor links to each other with one the ball screw that is arranged in two relative mould pressing devices respectively, two slide blocks in two relative mould pressing devices interconnect by connecting rod, drive two relative spinning roller devices.
A kind of belt wheel spin forming method is characterized in that drawing together following steps:
(1) disc plate blank is configured as cup-shaped prefabricated blank through method for drawing;
(2) cup-shaped prefabricated blank is co-axially mounted on the lower main axis of belt wheel mould pressing equipment, main then cylinder pressure is depressed, and will go up main shaft by central sill and be pressed on the prefabricated blank, restarts the lower main axis rotation;
The spinning roller device of (3) four stations is close to lower main axis respectively, by spinning roller to blank radial loaded and feeding, make blank on thickness direction, press the warpage of the V-type groove on spinning roller surface, going up simultaneously main shaft does to cooperate descending under the driving of main cylinder pressure, respectively cup-shaped prefabricated blank is carried out base, preform, shaping, trimming, finally finish the mould pressing of many V belt wheel.
Described spinning roller is to blank radial loaded and feeding, making blank is to carry out the mould pressing first time with the more blunt spinning roller of the tooth top of profile angle α between 60 ° to 80 ° at the warpage by the V-type groove on spinning roller surface on the thickness direction, carries out second time spinning with the spinning roller of finished size again and makes finished product.
Described spinning roller is to blank radial loaded and feeding, make blank on the thickness direction by the warpage of the V-type groove on spinning roller surface be with the tooth top of profile angle α between 30 ° to 40 ° the spinning roller of point carry out the mould pressing first time, second road changes profile of tooth broad crown into has the spinning roller of fillet to revolve together the 3rd road toothed wheel spinning of finished size again.
The present invention compared with prior art has following advantage and beneficial effect:
1. compare with the casting/forging back machining belt wheel of same material manufacturing, the present invention adopts rotary pressure technology shaping belt wheel, belt wheel material processed utilization rate is brought up to more than 70% by present about 40%, improved belt wheel intensity more than 60%, enhance productivity about 60%.
2. compare with the hydraulic-driven technology of common belt pulley spin forming machine, the present invention adopts the CNC digital control system, by the feed motion of driven by servomotor spinning roller, and the feed speed of convenient control spinning roller and feeding displacement, and can improve control accuracy.
3. compare with two stations or three stations of common belt pulley spin forming machine,, saved process time, can improve production efficiency of products, reduce the manufacturing cost of product owing on a machine tool, can finish four road manufacturing procedures.
Description of drawings
Fig. 1 is the overall structure schematic diagram of belt wheel mould pressing equipment of the present invention;
Fig. 2 is the structural representation of four station mould pressing devices among Fig. 1;
Fig. 3 is the vertical view that the present invention adopts three covers spinning roller device during servomotors;
Fig. 4 is the vertical view that the present invention adopts two covers spinning roller device during servomotors;
Fig. 5 is the local shape schematic diagram of shaping spinning roller.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail, but the scope of protection of present invention is not limited to the scope of embodiment statement.
As shown in Figure 1, belt wheel mould pressing equipment of the present invention comprises three beam four-column type lathe beds 1, pedestal 2, goes up main shaft 3, lower main axis 4, main cylinder pressure 5, four station mould pressing devices 6, push rod 7, Hydraulic Station 8 and numerical control control system 9.Three beam four-column type lathe beds 1 comprise upper beam 11, underbeam 13, central sill 12 and four posts of being made up of four root posts 14.Upper beam 11, underbeam 13 are fixed on the two ends of four posts 14, and underbeam 13 is installed on the pedestal 2, and central sill 12 can slide up and down along four posts 14 between upper beam 11 and underbeam 13; Main cylinder pressure 5 is installed on 11 centers of putting the beams in place, and links to each other with the last main shaft 3 that is positioned at 11 lower ends of putting the beams in place, and last main shaft 3 is installed on central sill 12 centers, and lower main axis 4 is installed on underbeam 13 centers.Four station mould pressing devices 6 are made up of four shaped devices, are installed on respectively between two root posts of four posts 14 on the panel of underbeam 13, and can be at horizontal in-plane moving; Push rod 7 is installed on pedestal 2 centers, and is stretched out by the centre bore of lower main axis 4, and Hydraulic Station 8 and numerical control control system 9 are located at the lathe next door.Hydraulic Station 8 links to each other with the oil cylinder that ejects of the hydraulic motor, main cylinder pressure 5 and push rod 7 lower ends that drive lower main axis 4 rotations respectively by oil pipe, so as in the component shaping process, to drive lower main axis 4 rotations, on main shaft 3 provide pressure and the promotion push rod 7 removal workpiece that moves upward when component shaping finishes.Numerical control operating system 9 is made up of controller and operating desk, is used to control the start and stop of each moving component of lathe, and carries out digital control to the lengthwise position of last main shaft 3 and the lateral attitude of mould pressing device 6.Controller is a case structure, form by CNC control system and housing, the servo-driver of the hydraulic valve of CNC control system and Hydraulic Station 8 and mould pressing device 6 links, thereby control the moving up and down of main cylinder pressure 5 and push rod 7, the rotation of lower main axis 4 and the feed motion of four mould pressing devices 6, the CNC controller is installed on the operating desk by screw, operating desk is a cabinet type structure, is placed on the lathe next door.Operating system is connected by electric wire and each control assembly of data wire and lathe.
As shown in Figure 2, the basic structure of four station mould pressing devices 6 is made up of bracing frame 61, slide block 62, guide rail 63, spinning roller device 64, ball wire bar pair 65 and servomotor 66.Bracing frame 61 and guide rail 63 are installed on the panel of lathe underbeam 13, the screw mandrel of servomotor 66 and ball wire bar pair 65 links to each other and is installed on the bracing frame 61, slide block 62 is installed on the guide rail 63, the feed screw nut of ball wire bar pair 65 is installed on the slide block 62 and with the ball screw rolling and links to each other, spinning roller device 64 is installed in the front end of slide block 62, spinning roller device 64 is made up of spinning roller, axle, bearing and support, spinning roller is by on the bearing installation shaft, axle is fixed on the support, support is connected with slide block 62, and spinning roller can freely rotate around axis own.
In order to reduce taking up room of servomotor, make things convenient for the workman to operate, four rotary wheel bases of four station mould pressing devices 6 can adopt three or two servomotors to drive following Fig. 3 and shown in Figure 4.
As shown in Figure 3, four station mould pressing devices are by three cover driven by servomotor, and a cover servomotor links to each other with one the ball screw that is arranged in two relative mould pressing devices; Two slide blocks in two relative mould pressing devices interconnect by connecting rod, drive two relative mould pressing devices; The ball screw of two mould pressing devices links to each other with a servomotor respectively in addition.Specifically be, spinning roller device and Fig. 2 of left and right sides station are identical in four spinning roller devices of four station mould pressing devices 6, but 2 642 of one of anteposition spinning roller device 641 and back position spinning roller device is connected by connecting rod 67, drive by one of same set of servomotor 661, because the spinning roller device do not need to work simultaneously, so can pushing away and drawing and make two cover spinning roller devices carry out mould pressing near lower main axis 4 respectively by connecting rod 67.Left side position spinning roller and right position spinning roller can pass the space of connecting rod 67 respectively and move to lower main axis 4.As shown in Figure 4, four station rotary wheel bases are by two cover driven by servomotor, and wherein two spinning roller devices 643,644 link to each other by contiguous block 681, and moved to lower main axis 4 by 2 662 common drivings of servomotor; For example when contiguous block 681 moved right, 3 643 close lower main axis 4 of spinning roller device carried out mould pressing; When contiguous block 681 was moved to the left, 4 644 close lower main axis 4 of spinning roller device carried out mould pressing.Equally, 5 645 of spinning roller device links to each other by contiguous block 682 with 6 646 of spinning roller device, and is moved to lower main axis 4 by servomotor 663 common drivings.
The belt wheel part is that plastic deformation by plate obtains among the present invention.Belt wheel manufacturing process mainly is divided into two stages: the one, and adopt plate to make the spinning prefabricated blank by punching press pull and stretch or draw spinning method; The 2nd, prefabricated blank is clamped on the belt wheel spinning machine, and speed rotation on request, by spinning roller exerted pressure in its surface, produce local deformation, screw out the belt wheel part of required " V " type groove number.
It is many V flute profile for periphery surface that the present invention utilizes the belt wheel of above-mentioned belt wheel spinning machine processing, and inner surface is the complete circle cylinder, annular partial thickening by waiting cup-shaped blank column part of wall thickness and the annular local reduction described belt wheel part that is shaped.This method is that disc plate blank is configured as cup-shaped prefabricated blank through method for drawing, obtains many V trough belt wheel through mould pressing again.Concrete processing method is as follows:
(1) disc plate blank is configured as cup-shaped prefabricated blank through method for drawing;
(2) cup-shaped prefabricated blank is co-axially mounted on the lower main axis of belt wheel mould pressing equipment, main then cylinder pressure is depressed, and will go up main shaft by central sill and be pressed on the prefabricated blank, restarts the lower main axis rotation;
The spinning roller device of (3) four stations is close to lower main axis respectively, by spinning roller to blank radial loaded and feeding, make blank on thickness direction, press the warpage of the V-type groove on spinning roller surface, going up simultaneously main shaft does to cooperate descending under the driving of main cylinder pressure, respectively cup-shaped prefabricated blank is carried out base, preform, shaping, trimming, finally finish the mould pressing of many V belt wheel.
Different requirements according to the size and the precision of belt wheel V-type groove, in the belt wheel process, can adopt two to three mould pressing operation branch different steps to finish: during as employing twice mould pressing operation, the more blunt spinning roller of available tooth top (the profile angle α span among Fig. 5 be 60 °≤α≤80 °) carries out the mould pressing first time, carries out second time spinning with the spinning roller of finished size again and makes finished product; If when adopting three road mould pressing operations, the available tooth top spinning roller of point (the profile angle α span among Fig. 5 be 30 °≤α≤40 °) carries out the spinning preform first time, for the second time changing profile of tooth broad crown into has the spinning roller of fillet to revolve together again, and the toothed wheel with finished size is spun to the desired precision of drawing for the third time.
As mentioned above, can realize the present invention preferably.
Claims (8)
1. a belt wheel mould pressing equipment is characterized in that, this equipment comprises three beam four-column type lathe beds, pedestal, upper and lower main shaft, main cylinder pressure, Hydraulic Station, four station mould pressing device and push rods; Three beam four-column type lathe beds comprise upper beam, underbeam, central sill and four posts of being made up of four root posts; Described upper and lower beam is fixed on the two ends of four posts, and underbeam is fixed on the pedestal, and central sill can slide up and down along four posts between upper beam and underbeam; Main cylinder pressure is installed on the upper beam center, and links to each other with the last main shaft that is positioned at the upper beam lower end, and last main shaft is installed on the central sill center, and lower main axis is installed on the underbeam center, and push rod is stretched out by the lower main axis center; Hydraulic Station links to each other with the oil cylinder that ejects of the hydraulic motor, main cylinder pressure and the push rod lower end that drive the lower main axis rotation respectively by oil pipe; Four station mould pressing devices are made up of four rotary press modelling devices, be installed on respectively between two root posts of four posts on the panel of underbeam, be positioned at the belt wheel to be processed four directions that is installed on the lower main axis, and can be at horizontal in-plane moving, by 2 driven by servomotor that are positioned at different directions at least; Described mould pressing device comprises bracing frame, slide block, guide rail, spinning roller device, ball wire bar pair; Support frame as described above and guide rail are installed on the panel of lathe underbeam, servomotor links to each other with ball screw and is installed on the bracing frame, slide block is installed on the guide rail, the feed screw nut is installed on the slide block and with the ball screw rolling and links to each other, the spinning roller device is installed in the front end of slide block, and spinning roller can freely rotate around axis own.
2. a kind of belt wheel mould pressing equipment according to claim 1 is characterized in that described spinning roller device is made up of spinning roller, axle, bearing and support, and spinning roller is installed on the axle by bearing, and axle is fixed on the support, and support is connected with slide block.
3. according to claim 1 or 2 described a kind of belt wheel mould pressing equipment, it is characterized in that described four station mould pressing devices by the quadruplet driven by servomotor, the ball screw of each mould pressing device links to each other with a servomotor.
4. according to claim 1 or 2 described a kind of belt wheel mould pressing equipment, it is characterized in that described four station mould pressing devices by three cover driven by servomotor, a cover servomotor links to each other with one the ball screw that is arranged in two relative mould pressing devices; Two slide blocks in two relative mould pressing devices interconnect by connecting rod, drive two relative mould pressing devices; The ball screw of two mould pressing devices links to each other with a servomotor respectively in addition.
5. according to claim 1 or 2 described a kind of belt wheel mould pressing equipment, it is characterized in that described four station mould pressing devices, two cover driven by servomotor, one cover servomotor links to each other with one the ball screw that is arranged in two relative mould pressing devices respectively, two slide blocks in two relative mould pressing devices interconnect by connecting rod, drive two relative spinning roller devices.
6. a belt wheel spin forming method that utilizes the described equipment of claim 1 is characterized in that comprising the steps:
(1) disc plate blank is configured as cup-shaped prefabricated blank through method for drawing;
(2) cup-shaped prefabricated blank is co-axially mounted on the lower main axis of belt wheel mould pressing equipment, main then cylinder pressure is depressed, and will go up main shaft by central sill and be pressed on the prefabricated blank, restarts the lower main axis rotation;
The spinning roller device of (3) four stations is close to lower main axis respectively, by spinning roller to blank radial loaded and feeding, make blank on thickness direction, press the warpage of the V-type groove on spinning roller surface, going up simultaneously main shaft does to cooperate descending under the driving of main cylinder pressure, respectively cup-shaped prefabricated blank is carried out base, preform, shaping, trimming, finally finish the mould pressing of many V belt wheel.
7. belt wheel spin forming method according to claim 6, it is characterized in that described spinning roller is to blank radial loaded and feeding, making blank is to carry out the mould pressing first time with the more blunt spinning roller of the tooth top of profile angle α between 60 ° to 80 ° at the warpage by the V-type groove on spinning roller surface on the thickness direction, carries out second time spinning with the spinning roller of finished size again and makes finished product.
8. a kind of belt wheel spin forming method according to claim 6, it is characterized in that described spinning roller is to blank radial loaded and feeding, make blank on the thickness direction by the warpage of the V-type groove on spinning roller surface be with the tooth top of profile angle α between 30 ° to 40 ° the spinning roller of point carry out the mould pressing first time, second road changes profile of tooth broad crown into has the spinning roller of fillet to revolve together the 3rd road toothed wheel spinning of finished size again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100311621A CN100493757C (en) | 2007-10-30 | 2007-10-30 | Belt wheel jolleying method and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100311621A CN100493757C (en) | 2007-10-30 | 2007-10-30 | Belt wheel jolleying method and equipment |
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| Publication Number | Publication Date |
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| CN101147937A true CN101147937A (en) | 2008-03-26 |
| CN100493757C CN100493757C (en) | 2009-06-03 |
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| CNB2007100311621A Expired - Fee Related CN100493757C (en) | 2007-10-30 | 2007-10-30 | Belt wheel jolleying method and equipment |
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Cited By (13)
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| CN101941031A (en) * | 2010-09-08 | 2011-01-12 | 安徽昊通旋压科技股份有限公司 | Spin forming device with internal and external boss belt pulley |
| CN102161065A (en) * | 2010-12-13 | 2011-08-24 | 东莞市港润机械科技有限公司 | Rotary pressing equipment of four-station composite belt pulley |
| CN101619762B (en) * | 2009-08-11 | 2011-11-23 | 温州市南亚汽车配件有限公司 | Cold spinning belt pulley and fabricating method and fabricating equipment thereof |
| CN102581104A (en) * | 2012-03-07 | 2012-07-18 | 黄石华力锻压机床有限公司 | Spinning machine for thickening disk periphery |
| CN103071975A (en) * | 2012-12-31 | 2013-05-01 | 东莞市港润机械科技有限公司 | Processing method for belt pulley of clutch |
| CN105363868A (en) * | 2015-11-09 | 2016-03-02 | 浙江亚能能源科技有限公司 | Full-automatic spinning device |
| CN106141025A (en) * | 2016-08-17 | 2016-11-23 | 戈善明 | Three-in-one wheel rim rolling machine |
| CN106270084A (en) * | 2016-09-06 | 2017-01-04 | 哈尔滨工业大学 | A kind of for molding large thin-wall tube-shaped element Opposite roller spinning equipment |
| CN108817189A (en) * | 2018-06-20 | 2018-11-16 | 华中科技大学 | A kind of cup shell outer groove spin forming method |
| CN109475913A (en) * | 2016-05-18 | 2019-03-15 | 利费尔德金属旋压公司 | Method and apparatus for manufacturing deformable member |
| CN110076231A (en) * | 2019-04-12 | 2019-08-02 | 江西鼎力旋压装备有限公司 | Vertical numerical control three-wheel wheel hub spinning machine |
| CN110479834A (en) * | 2019-07-22 | 2019-11-22 | 西安交通大学 | A kind of inward turning feed arrangement for wheel active shear spinning equipment bay |
| CN111745156A (en) * | 2020-07-08 | 2020-10-09 | 合肥海得智能科技有限公司 | Multi-station composite pressing equipment for shaped charge covers of perforating charges |
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- 2007-10-30 CN CNB2007100311621A patent/CN100493757C/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN101619762B (en) * | 2009-08-11 | 2011-11-23 | 温州市南亚汽车配件有限公司 | Cold spinning belt pulley and fabricating method and fabricating equipment thereof |
| CN101941031B (en) * | 2010-09-08 | 2012-10-24 | 安徽亿多科技有限公司 | Spin forming device with internal and external boss belt pulley |
| CN101941031A (en) * | 2010-09-08 | 2011-01-12 | 安徽昊通旋压科技股份有限公司 | Spin forming device with internal and external boss belt pulley |
| CN102161065A (en) * | 2010-12-13 | 2011-08-24 | 东莞市港润机械科技有限公司 | Rotary pressing equipment of four-station composite belt pulley |
| CN102161065B (en) * | 2010-12-13 | 2013-11-06 | 东莞市港润机械科技有限公司 | Rotary pressing equipment of four-station composite belt pulley |
| CN102581104A (en) * | 2012-03-07 | 2012-07-18 | 黄石华力锻压机床有限公司 | Spinning machine for thickening disk periphery |
| CN103071975A (en) * | 2012-12-31 | 2013-05-01 | 东莞市港润机械科技有限公司 | Processing method for belt pulley of clutch |
| CN103071975B (en) * | 2012-12-31 | 2015-11-18 | 广东港润机电科技有限公司 | A kind of processing method of clutch pulley |
| CN105363868B (en) * | 2015-11-09 | 2017-06-23 | 浙江亚能能源科技有限公司 | A kind of full-automatic spin pressure device |
| CN105363868A (en) * | 2015-11-09 | 2016-03-02 | 浙江亚能能源科技有限公司 | Full-automatic spinning device |
| CN109475913B (en) * | 2016-05-18 | 2020-08-07 | 利费尔德金属旋压公司 | Method and device for producing a deformable part |
| CN109475913A (en) * | 2016-05-18 | 2019-03-15 | 利费尔德金属旋压公司 | Method and apparatus for manufacturing deformable member |
| CN106141025A (en) * | 2016-08-17 | 2016-11-23 | 戈善明 | Three-in-one wheel rim rolling machine |
| CN106270084B (en) * | 2016-09-06 | 2018-04-24 | 哈尔滨工业大学 | One kind is used for molding large thin-wall tube-shaped element Opposite roller spinning equipment |
| CN106270084A (en) * | 2016-09-06 | 2017-01-04 | 哈尔滨工业大学 | A kind of for molding large thin-wall tube-shaped element Opposite roller spinning equipment |
| CN108817189A (en) * | 2018-06-20 | 2018-11-16 | 华中科技大学 | A kind of cup shell outer groove spin forming method |
| CN108817189B (en) * | 2018-06-20 | 2019-09-13 | 华中科技大学 | A kind of cup shell outer groove spin forming method |
| CN110076231B (en) * | 2019-04-12 | 2024-05-28 | 江西鼎力旋压装备有限公司 | Vertical numerical control three-wheel hub spinning machine |
| CN110076231A (en) * | 2019-04-12 | 2019-08-02 | 江西鼎力旋压装备有限公司 | Vertical numerical control three-wheel wheel hub spinning machine |
| CN110479834A (en) * | 2019-07-22 | 2019-11-22 | 西安交通大学 | A kind of inward turning feed arrangement for wheel active shear spinning equipment bay |
| US11306799B2 (en) | 2019-07-22 | 2022-04-19 | Xi'an Jiaotong University | Inner roller feeding device for a baseplate of counter-roller driving power spinning equipment |
| CN110479834B (en) * | 2019-07-22 | 2020-08-11 | 西安交通大学 | Internal rotation feeding device for base plate of paired wheel active power spinning equipment |
| CN111745156A (en) * | 2020-07-08 | 2020-10-09 | 合肥海得智能科技有限公司 | Multi-station composite pressing equipment for shaped charge covers of perforating charges |
| CN111745156B (en) * | 2020-07-08 | 2022-07-08 | 合肥海得智能科技有限公司 | Multi-station composite pressing equipment for shaped charge covers of perforating charges |
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