CN106965411A - A kind of pre-formed machine of multifunctional composite - Google Patents
A kind of pre-formed machine of multifunctional composite Download PDFInfo
- Publication number
- CN106965411A CN106965411A CN201710339674.8A CN201710339674A CN106965411A CN 106965411 A CN106965411 A CN 106965411A CN 201710339674 A CN201710339674 A CN 201710339674A CN 106965411 A CN106965411 A CN 106965411A
- Authority
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- China
- Prior art keywords
- fixed
- mould
- press mechanism
- roller press
- fixed part
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/18—Thermoforming apparatus
- B29C51/20—Thermoforming apparatus having movable moulds or mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/42—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
Abstract
The invention discloses a kind of pre-formed machine of multifunctional composite, including two work departments and roller press mechanism being symmetrical set；Work department includes the first support, mobile platform and pressing device；Pressing device is fixedly installed on mobile platform；Mobile platform is fixedly installed on the first support, and symmetrically arranged two mobile platform is used to drive two pressing devices relatively close or remote；Roller press mechanism is arranged between two work departments, for carrying out roll-in to the workpiece being fixed on pressing device by reciprocal motion.The present invention by set not only can fixing mould can fix the pressing device of workpiece to be processed and roller press mechanism is used cooperatively again so that the pre-formed machine of multifunctional composite in of the invention can realize three kinds of mode of operations simultaneously：Material bending；Material punching press；Material splices；Device structure is simple, is easy to manufacture and operation, and multi-functional realization effectively reduces manpower and equipment cost.
Description
Technical field
The present invention relates to composite processing field, more particularly to it is a kind of applied to the multi-functional compound of composite processing
Prefabricated forming machine.
Background technology
Composite has been widely used in aerospace field because of its excellent performance.The common shaping work of composite
Skill includes punching press and bending, and current both the above processing technology is realized by pressing equipment and bending equipment respectively, by processing
Workpiece different shape of products can be made up of follow-up splicing, in actual production, the use increase of plurality of devices
The equipment purchasing expense of enterprise, while necessary operating personnel and corresponding skills training when being operated to distinct device
Virtually add the daily operating cost of enterprise.
In view of the above-mentioned composite defect existing in processing, the present invention founds a kind of multifunctional composite with it
Pre-formed machine, makes it have more practicality.
The content of the invention
The present invention provides a kind of pre-formed machine of multifunctional composite, by set not only can fixing mould but also can fix treat
The pressing device of processing workpiece is used cooperatively with roller press mechanism so that the pre-formed machine of multifunctional composite in the present invention can
To realize three kinds of mode of operations simultaneously：Material bending, material punching press and material splicing；Device structure is simple, is easy to manufacture and behaviour
Make, multi-functional realization effectively reduces manpower and equipment cost.
The present invention solve its technical problem technical scheme be：A kind of pre-formed machine of multifunctional composite, including a left side
Right symmetrically arranged two work departments and roller press mechanism；
Work department includes the first support, mobile platform and pressing device；
Pressing device is fixedly installed on mobile platform；
Mobile platform is fixedly installed on the first support, and symmetrically arranged two mobile platform is used to drive two pressing devices are relative to lean on
Close or remote from；
Roller press mechanism is arranged between two work departments, for being carried out by reciprocal motion to the workpiece being fixed on pressing device
Roll-in.
Further, pressing device includes upper fixed part, upper mould, lower fixed part, lower mould and temperature-adjusting device；
Upper die and lower die are fixedly installed on fixed part and lower fixed part respectively, and temperature-adjusting device is respectively arranged at fixation
Between portion and upper mould and lower fixed part and lower mould, for carrying out temperature adjustment to upper die and lower die；
Lower fixed part is fixedly installed, and upper fixed part is moved relative to lower fixed part and set.
Further, upper fixed part includes swing arm, cylinder and fixed plate；
Swing arm is flexibly connected with lower fixed part；
Cylinder connects swing arm and fixed plate, for adjusting the upper mould being fixed in fixed plate and the lower mould being fixed on lower fixed part
Between distance.
Further, fixed plate is provided with the upper fixed pin for fixed upper mould；
Upper fixed pin is provided with convex edge, and convex edge is set with the groove clamping in fixed plate；
Formed between upper fixed pin and fixed plate for placing thermostatic first cavity.
Further, lower fixed part includes L-type stationary plane, and the one side of L-type stationary plane is oppositely arranged with upper fixed part, another
Face is oppositely arranged with roller press mechanism.
Further, the lower fixed pin for fixed lower mould is provided with L-type stationary plane；
Formed between lower fixed pin and L-type stationary plane for placing thermostatic second cavity.
Further, roller press mechanism is fixedly installed on lowering or hoisting gear, and lowering or hoisting gear includes support, lead screw assembly, guide pillar
And motor；
Screw component is fixedly installed on support, and roller press mechanism is fixedly connected with the feed screw nut of screw component, guide pillar parallel to
The screw mandrel of lead screw assembly is set, and the roller press mechanism being arranged thereon is oriented to；Motor is connected with screw mandrel, for driving its turn
It is dynamic.
Employ after above-mentioned technical proposal, the present invention has following beneficial effect：
By set not only can fixing mould can fix the pressing device of workpiece to be processed and roller press mechanism is used cooperatively again so that
The pre-formed machine of multifunctional composite in invention can realize three kinds of mode of operations simultaneously：
（1）Material bending；
（2）Material punching press；
（3）Material splices；
Device structure is simple, is easy to manufacture and operation, and multi-functional realization effectively reduces manpower and equipment cost；
By setting temperature-adjusting device, the temperature of mould can be adjusted, can led to when being processed to workpiece to be processed
The mode for crossing heating reaches the technological requirement and processing effect of parts, treats after the completion of work pieces process, can lead to overcooled mode
Improve process velocity, it is ensured that production efficiency；
The setting of swing arm make it that upper die and lower die setting up and down have bigger installing space to mould relatively when mounted, simultaneously
Also allow for roller press mechanism motion, the distance of the adjustable upper mould of setting and lower intermode of cylinder；
It is forced downwards because fixed pin is affected by gravity so that easily because the processing repeated during use
Act and occur relative play, convex edge is set with groove clamping, effectively avoids the generation of the problem, so as to ensure processing matter
Amount, by the way that temperature-adjusting device is arranged in the cavity formed between fixed pin and fixed plate, can be protected while heating
Temperature, so as to improve the efficiency of heating surface, reduces energy loss；
By the stationary plane for setting L-type so that the shape of lower mould is more flexible, by the one side being oppositely arranged with roller press mechanism
It is upper that corresponding notch etc. is set, pass through the vertically and horizontally reciprocating motion of roller press mechanism, you can realize multiple tracks of the material along lower mould
Bending, so as to realize more shape of products；
By setting lowering or hoisting gear to allow roller press mechanism quickly to move in the larger context, when roller press mechanism moves to shifting
When below moving platform, two pressing devices can complete to merge, so as to carry out punching press action.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the pre-formed machine of multifunctional composite of the present invention；
Fig. 2 is the structural representation of pressing device in the present invention；
Fig. 3 is the scheme of installation of upper mould in the present invention；
Fig. 4 is the structural representation of lowering or hoisting gear in the present invention；
The schematic diagram of each procedure of processing when Fig. 5 ~ Fig. 7 is composite bending；
Reference：1 work department, 11 first supports, 12 mobile platforms, 13 pressing devices, the upper fixed parts of 13a, 13a-1 swing arms,
13a-2 cylinders, 13a-3 fixed plates, fix fixed under mould, 13d-1 under fixed part, 13d under the upper mould of pin, 13b, 13c on 13a-4
Pin, 13e temperature-adjusting devices, the cavitys of 13f-1 first, 2 roller press mechanisms, 3 workpiece, 4 lowering or hoisting gears, 41 supports, 42 lead screw assemblies,
43 guide pillars, 44 motors, 45 connecting plates.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, below in conjunction with the embodiment of the present application
In accompanying drawing, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described embodiment is only
Only it is some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, should all belong to the model of the application protection
Enclose.
As shown in figure 1, a kind of pre-formed machine of multifunctional composite, including the He of two work department 1 being symmetrical set
Roller press mechanism 2；Work department 1 includes the first support 11, mobile platform 12 and pressing device 13；Pressing device 13 is fixedly installed on shifting
On moving platform 12；Mobile platform 12 is fixedly installed on the first support 11, and symmetrically arranged two mobile platform 12 is used to drive two
Pressing device 13 is relatively close or remote；Roller press mechanism 2 is arranged between two work departments 1, for by reciprocal motion to solid
Roll-in is carried out due to the workpiece 3 on pressing device 13.
Adjusted as shown in Fig. 2 pressing device includes upper fixed part 13a, upper mould 13b, lower fixed part 13c, lower mould 13d and temperature
Regulating device 13e；Upper mould 13b and lower mould 13d are fixedly installed on fixed part 13a and lower fixed part 13c respectively, temperature adjustment dress
Put 13e to be respectively arranged between fixed part 13a and upper mould 13b and lower fixed part 13c and lower mould 13d, for upper mould 13b
Temperature adjustment is carried out with lower mould 13d；Lower fixed part 13c is fixedly installed, and upper fixed part 13a is set relative to lower fixed part 13c motions
Put.
As shown in figure 3, upper fixed part includes swing arm 13a-1, cylinder 13a-2 and fixed plate 13a-3；Swing arm 13a-1 is with
Fixed part 13c rotates connection；Cylinder 13a-2 connection swing arm 13a-1 and fixed plate 13a-3, fixed plate is fixed on for adjusting
Upper mould 13b on 13a-3 and the distance being fixed between the lower mould 13d on lower fixed part 13c.Fixed plate 13a-3, which is provided with, to be used for
Mould 13b upper fixed pin 13a-4 in fixation；Upper fixed pin 13a-4 is provided with convex edge, convex edge and the groove on fixed plate 13a-3
Clamping is set；The first cavity for placing temperature-adjusting device 13e is formed between upper fixed pin 13a-4 and fixed plate 13a-3
13f-1。
Lower fixed part 13c includes L-type stationary plane, and the one side of L-type stationary plane is oppositely arranged with upper fixed part 13a, another side
It is oppositely arranged with roller press mechanism 2；The lower fixed pin 13d-1 for fixed lower mould 13d is provided with L-type stationary plane；Lower fixed pin
The second cavity for placing temperature-adjusting device 13e is formed between 13d-1 and L-type stationary plane.
As shown in figure 4, roller press mechanism 2 is fixedly installed on lowering or hoisting gear 4, lowering or hoisting gear includes support 41, lead screw assembly
42nd, guide pillar 43 and motor 44；Screw component 42 is fixedly installed on support 41, roller press mechanism 2 and the screw mandrel of screw component 42
Nut is fixedly connected by connecting plate 45, and guide pillar 43 is set parallel to the screw mandrel of lead screw assembly 42, to being arranged roll-in thereon
Mechanism 2 is oriented to；Motor 44 is connected with screw mandrel, for driving it to rotate.
When carrying out punching press to workpiece 3, roller press mechanism 2 is drop to below 12 by mobile platform by lowering or hoisting gear 4, roll-in
Mechanism 2 keeps off working state.Two work departments 1 are closed up by symmetrically arranged mobile platform 12, by the lower mould of diel
13d is fixed on the upper surface in the L-type stationary plane after closing up, and the upper mould 13b of diel points or so two parts are fixed on
On two upper fixed part 13a, workpiece 3 is positioned on lower mould 13d, swing arm 13a-1 drives fixed plate 13a-3 around itself and lower fixation
Portion 13c junction is rotated so that the upper mould 13b being fixed on fixed plate 13a-3 turns to lower mould 13d tops, passes through cylinder
The downward mould 13d of mould 13b close up in 13a-2 promotions, complete the punching press of workpiece 3, remove workpiece 3 after machining.
As shown in Fig. 5 ~ 7, when carrying out bending and combination to workpiece 3, lower mould 13d is passed through into lower fixed pin 13d-1 first
It is fixedly installed on lower fixed part 13c, upper mould 13b is fixedly installed on upper fixed part 13a by upper fixed pin 13a-4, will
Workpiece 3 is positioned on lower mould 13d, and swing arm 13a-1 drives fixed plate 13a-3 to be rotated around itself and lower fixed part 13c junction, makes
The upper mould 13b that must be fixed on fixed plate 13a-3 turns to lower mould 13d tops, downward by mould 13b in cylinder 13a-2 promotions
Mould 13d closes up, and completes the clamping of workpiece 3, and now workpiece needs the part of bending to be located at beyond pressing device 13, roller press mechanism 2
Moved from up to down from the top of workpiece 3, because the part of workpiece 3 of the left and right sides is clamped, therefore the part not being clamped is in roller
Downward bending under the extruding of press mechanism 2, completes the first time bending of workpiece 3；, need to be by Product processing into I-shaped in the present embodiment
Type, it is therefore desirable to second of bending, bending principle with that unanimously, only need to pass through roller press mechanism 2 for the first time（Or the one of roller press mechanism 2
Part）The loose part of workpiece 3 is extruded along the profile of mould by way of horizontal movement, you can complete second
Secondary bending.
Temperature-adjusting device 13e is used to heat the workpiece 3 clamped before to the bending of workpiece 3 in the present embodiment；
By setting heater, the material for needing thermoforming can be preheated, reach its technological requirement, set up in die surface
Adhesive layer so that even if material is heated under stress, also will not in itself stick together to influence its matter with equipment
Amount；Temperature-adjusting device 13e is used to quickly cool down the workpiece 3 clamped after to the bending of workpiece 3, so that effectively
Reduce process time, it is ensured that crudy.After the workpiece 3 of the left and right sides is machined, roller press mechanism 2 is reduced to most bottom
Portion, is closed up two work departments 1 by symmetrically arranged mobile platform 12, so as to complete the laminating of left and right sides workpiece 3, most end form
Into I-shaped product, after product is by cooling and shaping, all clampings are decontroled, product is removed, passes through such material
Combination can produce the product of more Multiple Shape.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (7)
1. a kind of pre-formed machine of multifunctional composite, it is characterised in that including two work departments being symmetrical set（1）With
One roller press mechanism（2）；
The work department（1）Including the first support（11）, mobile platform（12）And pressing device（13）；
The pressing device（13）It is fixedly installed on the mobile platform（12）On；
The mobile platform（12）It is fixedly installed on first support（11）On, symmetrically arranged two mobile platform（12）For
Drive pressing device described in two（13）It is relatively close or remote；
The roller press mechanism（2）It is arranged at work department described in two（1）Between, for by motion up and down reciprocatingly to being fixed on
State pressing device（13）On workpiece（3）Carry out roll-in.
2. the pre-formed machine of multifunctional composite according to claim 1, it is characterised in that the pressing device includes
Upper fixed part（13a）, upper mould（13b）, lower fixed part（13c）, lower mould（13d）And temperature-adjusting device（13e）；
The upper mould（13b）With lower mould（13d）Fixed portion is fixedly installed on respectively（13a）With lower fixed part（13c）On,
The temperature-adjusting device（13e）It is respectively arranged at fixed portion（13a）With upper mould（13b）And lower fixed part（13c）
With lower mould（13d）Between, for upper mould（13b）With lower mould（13d）Carry out temperature adjustment；
The lower fixed part（13c）It is fixedly installed, fixed portion（13a）Relative to the lower fixed part（13c）Motion is set
Put.
3. the pre-formed machine of multifunctional composite according to claim 2, it is characterised in that fixed portion includes
Swing arm（13a-1）, cylinder（13a-2）And fixed plate（13a-3）；
The swing arm（13a-1）With the lower fixed part（13c）It is flexibly connected；
The cylinder（13a-2）Connect the swing arm（13a-1）With fixed plate（13a-3）, the fixation is fixed on for adjusting
Plate（13a-3）On upper mould（13b）With being fixed on the lower fixed part（13c）On lower mould（13d）Between distance.
4. the pre-formed machine of multifunctional composite according to claim 3, it is characterised in that the fixed plate（13a-
3）It is provided with for fixing the upper mould（13b）Upper fixed pin（13a-4）；
Fixed pin（13a-4）It is provided with convex edge, the convex edge and the fixed plate（13a-3）On groove clamping set
Put；
Fixed pin（13a-4）With the fixed plate（13a-3）Between formed for placing the temperature-adjusting device（13e）
The first cavity（13f-1）.
5. the pre-formed machine of multifunctional composite according to claim 2, it is characterised in that the lower fixed part
（13c）Including L-type stationary plane, one side and the fixed portion of the L-type stationary plane（13a）It is oppositely arranged, another side and institute
State roller press mechanism（2）It is oppositely arranged.
6. the pre-formed machine of multifunctional composite according to claim 5, it is characterised in that on the L-type stationary plane
It is provided with for fixing the lower mould（13d）Lower fixed pin（13d-1）；
The lower fixed pin（13d-1）Formed between the L-type stationary plane for placing the temperature-adjusting device（13e）
Two cavitys.
7. the pre-formed machine of multifunctional composite according to claim 1, it is characterised in that the roller press mechanism（2）
It is fixedly installed on lowering or hoisting gear（4）On, the lowering or hoisting gear includes support（41）, lead screw assembly（42）, guide pillar（43）And electricity
Machine（44）；
The screw component（42）It is fixedly installed on the support（41）On, the roller press mechanism（2）With the screw component
（42）Feed screw nut be fixedly connected, the guide pillar（43）Parallel to the lead screw assembly（42）Screw mandrel set, to being sheathed on
Roller press mechanism thereon（2）It is oriented to；The motor（44）It is connected with screw mandrel, for driving it to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710339674.8A CN106965411B (en) | 2017-05-15 | 2017-05-15 | Multifunctional composite material prefabricated forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710339674.8A CN106965411B (en) | 2017-05-15 | 2017-05-15 | Multifunctional composite material prefabricated forming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106965411A true CN106965411A (en) | 2017-07-21 |
| CN106965411B CN106965411B (en) | 2023-04-07 |
Family
ID=59331336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710339674.8A Active CN106965411B (en) | 2017-05-15 | 2017-05-15 | Multifunctional composite material prefabricated forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106965411B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791469A (en) * | 2020-06-28 | 2020-10-20 | 宁波敏实汽车零部件技术研发有限公司 | Side bending mechanism with inner die capable of being reset |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1536932A (en) * | 1975-02-03 | 1978-12-29 | Wavin Bv | Production of transverse seals in webs of flattened tubular plastics material |
| JPH0716949A (en) * | 1993-06-30 | 1995-01-20 | Bridgestone Corp | Tire molding method and apparatus |
| JP2001121599A (en) * | 1999-10-25 | 2001-05-08 | Kasai Kogyo Co Ltd | Method and apparatus for molding sheet material |
| JP2007001046A (en) * | 2005-06-21 | 2007-01-11 | Toyota Industries Corp | Shaping method of sheetlike structure and fiber reinforced resin |
| CN201856383U (en) * | 2010-09-07 | 2011-06-08 | 福建建阳龙翔科技开发有限公司 | Secondary-carry back press roll device of tire building machine |
| US20120087999A1 (en) * | 2009-12-07 | 2012-04-12 | Mitsubishi Heavy Industries Plastic Technology Co., Ltd. | Injection molding machine for two-material molding |
| CN204914548U (en) * | 2015-08-14 | 2015-12-30 | 深圳Tcl新技术有限公司 | Drift and stamping equipment bend |
| CN207044673U (en) * | 2017-05-15 | 2018-02-27 | 北京航空航天大学 | A kind of pre-formed machine of multifunctional composite |
-
2017
- 2017-05-15 CN CN201710339674.8A patent/CN106965411B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1536932A (en) * | 1975-02-03 | 1978-12-29 | Wavin Bv | Production of transverse seals in webs of flattened tubular plastics material |
| JPH0716949A (en) * | 1993-06-30 | 1995-01-20 | Bridgestone Corp | Tire molding method and apparatus |
| JP2001121599A (en) * | 1999-10-25 | 2001-05-08 | Kasai Kogyo Co Ltd | Method and apparatus for molding sheet material |
| JP2007001046A (en) * | 2005-06-21 | 2007-01-11 | Toyota Industries Corp | Shaping method of sheetlike structure and fiber reinforced resin |
| US20120087999A1 (en) * | 2009-12-07 | 2012-04-12 | Mitsubishi Heavy Industries Plastic Technology Co., Ltd. | Injection molding machine for two-material molding |
| CN201856383U (en) * | 2010-09-07 | 2011-06-08 | 福建建阳龙翔科技开发有限公司 | Secondary-carry back press roll device of tire building machine |
| CN204914548U (en) * | 2015-08-14 | 2015-12-30 | 深圳Tcl新技术有限公司 | Drift and stamping equipment bend |
| CN207044673U (en) * | 2017-05-15 | 2018-02-27 | 北京航空航天大学 | A kind of pre-formed machine of multifunctional composite |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791469A (en) * | 2020-06-28 | 2020-10-20 | 宁波敏实汽车零部件技术研发有限公司 | Side bending mechanism with inner die capable of being reset |
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| Publication number | Publication date |
|---|---|
| CN106965411B (en) | 2023-04-07 |
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Address after: 100191 No. 37, Haidian District, Beijing, Xueyuan Road Applicant after: BEIHANG University Applicant after: NEWTRY CO.,LTD. Address before: 100191 No. 37, Haidian District, Beijing, Xueyuan Road Applicant before: BEIHANG University Applicant before: NEWTRY COMPOSITE Co.,Ltd. |
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