CN106426702A - Forging device for preparing polylactic acid type blank - Google Patents
Forging device for preparing polylactic acid type blank Download PDFInfo
- Publication number
- CN106426702A CN106426702A CN201610794364.0A CN201610794364A CN106426702A CN 106426702 A CN106426702 A CN 106426702A CN 201610794364 A CN201610794364 A CN 201610794364A CN 106426702 A CN106426702 A CN 106426702A
- Authority
- CN
- China
- Prior art keywords
- equipment
- core rod
- module
- plate
- polylactic acid
- 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.)
- Granted
Links
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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/16—Forging
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/34—Feeding the material to the mould or the compression means
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/56—Compression moulding under special conditions, e.g. vacuum
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
- B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C2043/3665—Moulds for making articles of definite length, i.e. discrete articles cores or inserts, e.g. pins, mandrels, sliders
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/56—Compression moulding under special conditions, e.g. vacuum
- B29C2043/561—Compression moulding under special conditions, e.g. vacuum under vacuum conditions
- B29C2043/563—Compression moulding under special conditions, e.g. vacuum under vacuum conditions combined with mechanical pressure, i.e. mould plates, rams, stampers
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5808—Measuring, controlling or regulating pressure or compressing force
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5816—Measuring, controlling or regulating temperature
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5833—Measuring, controlling or regulating movement of moulds or mould parts, e.g. opening or closing, actuating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Materials For Medical Uses (AREA)
Abstract
The invention discloses a forging device for preparing a polylactic acid type blank. The forging device comprises an equipment worktable, equipment guiding pillars, an equipment movable plate, an equipment die core module and an equipment fixing module. Polylactic acid powder is put into a die core blank cavity, vacuum pumping is conducted, heating and pressurizing are conducted, and then the polylactic acid powder is fused into a blank in a compressing manner. The blank prepared through the method can be used for preparing a sectional material good in mechanical performance, the cost is low, and the material taking range is wide. Vacuum pumping is firstly conducted in the polylactic acid blank preparing process, then heating and pressurizing are conducted, and therefore the utilization rate and the yield of polylactic acid can be increased, and the cost is greatly reduced.
Description
Technical field
The present invention relates to poly-lactic acid material forging equipment field, more particularly to a kind of forging and stamping preparing poly lactic acid type embryo material
Equipment.
Background technology
Polylactic acid is to be the polymer that main polymerizable raw material obtains, also referred to as polylactide with lactic acid, belongs to polyester family.
The heat stability of polylactic acid is good, the solvent resistance having had, and available various ways are processed, such as extruding, spinning, biaxial stretch-formed,
Injection-blow molding.Outside the product decapacitation biodegradation being made up of polylactic acid, biocompatibility, glossiness, the transparency, feel and heat-resisting
Property is good, also has certain antibiotic property, anti-flammability and ultraviolet-resistent property, therefore purposes is quite varied, can be used as packaging material, fiber
With non-woven fabric etc., it is mainly used in the neck such as clothing (underwear, coat), industry (building, agricultural, forestry, papermaking) and health care
Domain.Polylactic acid has tight security and can be absorbed by tissue to human body, and its excellent physical and mechanical properties, also can be applicable in addition
Biomedicine field, such as disposable infusion instrument, exempt to tear type operation suture thread, agents alleviate packaging agent, artificial Fracture internal fixaiion open
Material, tissue renovation material, artificial skin etc..The polylactic acid of high molecular has very high mechanical property, in states such as America and Europes
It is used to substitute rustless steel, be widely used as new orthopaedics internal fixation material such as nail, hone lamella, it can be inhaled by human body
The characteristic receiving metabolism makes patient exempt from the secondary hardship operated on.Its technical value added is high, is the high score of medical industry development prospect
Sub- material.But the polylactic acid mechanical property using conventional plastics molding process is relatively low, particularly bending strength and impact
Intensity can not meet many occasions using it is impossible to be used for manufacturing Fracture internal fixaiion device.
Self-reinforcing refers to the aggregated structure applying special forming method to change polymer, so that polymer performance is obtained interior
In enhanced effect, polylactic acid passes through self-reinforcing technology machine-shaping, and its enhancing is identical with the chemical composition of base phase, no
Exist and strengthen with base the interface in chemical constitution, be obtained with the case of not needing to introduce other reinforcing materials
The product of more high strength, therefore passes through self-reinforcing technology molding, is research and development polylactic acid as medical material ideal side
Method.
Less in the report of polylactic acid forging equipment and method, major part is relatively costly, operating process is complicated.Produce
Polylactic acid section bar architectural characteristic is single, limitation big, is only used for making specific productss, such as polylactic acid disclosed in above-mentioned patent
Forging method is suitable for the immobilising device after making fracture, is not necessarily suitable for making artificial cardiac valve etc..
Content of the invention
It is an object of the invention to overcoming above-mentioned the deficiencies in the prior art, provide a kind of forging and stamping preparing poly lactic acid type embryo material
Equipment, prepares poly lactic acid type embryo material using a kind of new forging method, and embryo material belongs to the intermediate product preparing section bar, and embryo material is main
Mechanical property (high intensity, high bending) section bar for preparation, to provide more materials for preparing multiple medical treatment biomaterials
Material selection approach.
For reaching above-mentioned purpose, the technical solution used in the present invention is as follows：
A kind of forging equipment preparing poly lactic acid type embryo material, lives including equipment workbench (1), equipment lead (2), equipment
Dynamic plate (3), equipment locking module (4), equipment core rod module (5) and equipment stuck-module (6) are it is characterised in that described equipment
Lead arranges four, is abreast fixed on corner on equipment workbench, and connection described equipment in described equipment lead top is lived
Dynamic plate, device activity plate can slide up and down along lead；Described locking module (4) is divided into two groups, is respectively arranged at equipment
In workbench (1) and device activity plate (3), described equipment workbench (1) and described device activity plate (3) are provided with equipment lock
Cover half block (4) sliding tray, equipment locking module (4) can be prolonged sliding tray and be slided；Described equipment stuck-module (6) is locked mould by equipment
Block (4) is fixed on equipment workbench (1) and device activity plate (3) central authorities；Described equipment core rod module (5) is positioned over described setting
In standby stuck-module (6), described equipment core rod module (5) can rolling equipment stuck-module (6) slide up and down.When polylactic acid powder adds
When core rod die cavity carries out embryo material processed, device activity plate can move downward contact core rod module along two parallel leads, complete
Become auxiliary matched moulds, after the completion of the preparation of embryo material, device activity plate can move up along lead, leave core rod module, be easy to
Embryo material takes out；Wherein equipment core rod module is to make the core component of poly lactic acid type embryo material, equipment stuck-module, is primarily used to
Fix and guide device core rod module.
Described equipment core rod module (5) includes core rod die cavity (51), push rod (52) and core rod cover plate (53), described core rod type
Chamber (51) is a cavity putamina, and there are two oval-shaped grooves the front-end and back-end of outer wall, and the size of described push rod (52) is equal to
Core rod cavity putamina internal diameter size, described push rod (52) one end is embedded in core rod cavity putamina lower end, and described push rod (52) is another
End is embedded in equipment stuck-module (6)；Described core rod cover plate (53) is arranged at the top of core rod.Core rod is the core of core rod module
Center portion part, is mainly used in polylactic acid raw material storage and embryo material is made in forging and stamping；Push rod is mainly used in completing raw material compression；Core rod cover plate
For preventing raw material from overflowing.
Described stuck-module includes base plate (61), cushion block (62), backing plate (63), spring (64), core rod module guide plate
(65), pressing plate (66), described base plate (61) is fixed on equipment workbench (1) central authorities, and base plate (61) center upper portion position has one
Groove, described cushion block (62) is embedded in described base plate (61) groove；It is provided with backing plate (63), described pad on described base plate (61)
Plate (63) upper middle position is provided with 4 symmetrical coil component spring connecting holes, and described coil component spring connecting hole installs 4 springs
(64)；Described backing plate (63) top is provided with core rod module guide plate (65), 4, the top of described core rod module guide plate (65)
The punch module of 4 equal sizes is provided with summit, core rod module guide plate (65) is a cavity structure model, closely connects
Connection pad plate (63), is entirely placed in core rod module guide plate (65) located at the spring (64) on backing plate (63)；Described pressing plate
(66) device activity plate (3) central authorities, described pressing plate (66) and described core rod module guide plate (65) are fixed on by locking module (4)
Coaxially, pressing plate (66) is provided with four die modules corresponding with described (65) four punch modules of core rod module guide plate.Bottom
Plate is used for the fixation of whole stuck-module；Cushion block, prevents base plate from damaging；Backing plate, for installing module guide plate and spring；Bullet
Spring, mainly supplemental core take out；Module guide plate, fixes for core rod and guides；Pressing plate, is mainly used in assisting matched moulds.
Push rod (52) in described core rod module (5), one end is embedded in core rod sky film putamina, and the other end is embedded in equipment
In stuck-module (6), abut with cushion block (62).
Described device activity plate includes thermal insulation board (31), portable plate (32) and steel plate (33)；Described steel plate (33) is provided with
Locking module (4), described pressing plate (66) is central by the fixing described steel plate (33) of locking module (4), when described device activity plate
(3) move down along equipment lead, when described pressing plate (66) is connected with equipment stuck-module (6) middle mold core module guide plate (65),
Complete forging and stamping process.
Described equipment core rod module (5) also includes vaccum-pumping equipment, firing equipment and pressurized equipment.
A kind of forging method preparing poly lactic acid type embryo material that the present invention provides, comprises the steps：
(1) add powder：Polylactic acid powder is added in the embryo material die cavity of core rod；
(2) evacuation：After core rod embryo material die cavity adds polylactic acid powder, cover core rod cover plate, core rod module is placed mould
In core guide plate, take out the air in place's embryo material die cavity, make die cavity keep vacuum state；
(3) heat temperature raising：Heat temperature raising is carried out to the polylactic acid powder in embryo material die cavity, temperature rises to 160 DEG C -230 DEG C,
Heat time heating time is 3-15min；
(4) pressurize：Embryo material die cavity polylactic acid powder is pressurizeed, pressure is 5T-60T.
(5) forge and press：Polylactic acid powder in embryo material die cavity is forged and pressed, device activity plate along equipment lead at the uniform velocity under
Move, moving down speed is 3-22mm/min；
(6) quench：After the completion of forging and stamping, embryo material is taken out from core rod, quenching, complete whole embryo material preparation.
Preferably, heating-up temperature be 190 DEG C -210 DEG C, heat time heating time 5-10min；Moulding pressure is 13-30T；Move down speed
Spend for 5-15mm/min
The present invention makes polylactic acid powder fuse into embryo material in high temperature core rod by the way of compression.
Beneficial effect
(1) can serve as, in the section bar of preparation good mechanical performance, low cost, drawing materials using the embryo material that forging technology is made
Extensively.(2) using first evacuation in polylactic acid embryo material preparation process, then temperature-pressure, can improve polylactic acid utilization rate and
Yield, greatly reduces cost.(3) applied widely, the polylactic acid embryo material mechanical property using the method preparation is good, Ke Yiguang
It is used for preparing medical treatment biology apparatus etc. generally.(4) embryo material making is carried out using this mode, reduce shear action, preferably protect
Hold property of raw material, improve embryo material performance.
Brief description
Fig. 1 prepares the forging equipment structural representation of poly lactic acid type embryo material.
Fig. 2 prepares forging equipment equipment core rod module and the equipment stuck-module structural representation of poly lactic acid type embryo material.
Fig. 3 prepares the forging equipment equipment core rod module of poly lactic acid type embryo material and equipment stuck-module decomposition texture is illustrated
Figure.
Fig. 4 prepares equipment core rod modular structure schematic diagram in the forging equipment of poly lactic acid type embryo material.
Fig. 5 prepares equipment core rod decomposition module structural representation in the forging equipment of poly lactic acid type embryo material.
Fig. 6 prepares equipment stuck-module structural representation in the forging equipment of poly lactic acid type embryo material.
Fig. 7 prepares the stuck-module decomposition texture schematic diagram in the forging equipment of poly lactic acid type embryo material.
Fig. 8 prepares equipment core rod module middle mold core pattern chamber front view in the forging equipment of poly lactic acid type embryo material, top view.
Base arrangement figure in the equipment stuck-module that Fig. 9 prepares in the forging equipment of poly lactic acid type embryo material.
The structure chart of backing plate in the equipment stuck-module that Figure 10 prepares in the forging equipment of poly lactic acid type embryo material.
Figure 11 prepares the front view of stuck-module middle mold core module guide plate in the forging equipment of poly lactic acid type embryo material, bows
View, right view.
In figure：1 equipment workbench, 2 equipment leads, 3 device activity plates, 4 equipment locking modules, 5 set
Standby core rod module, 6 equipment stuck-modules, 31 thermal insulation boards, 32 portable plates, 33 steel plates, 51 core rod die cavities, 52 tops
Bar, 53 core rod cover plates, 61 base plates, 62 cushion blocks, 63 backing plates, 64 springs, 65 core rod module guide plates, 66 pressures
Plate 66.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described further.
A kind of forging equipment preparing poly lactic acid type embryo material of embodiment 1 and method
A kind of forging equipment preparing poly lactic acid type embryo material, as shown in Figure 1 to 11, a kind of poly lactic acid type embryo material prepared
Forging equipment, including equipment workbench (1), equipment lead (2), device activity plate (3), equipment locking module (4), equipment mould
Core module (5) and equipment stuck-module (6), the corner on equipment workbench (1) is provided with four parallel equipment leads (2),
The top of lead is provided with device activity plate (3), and device activity plate (3) can move up and down along equipment lead, completes auxiliary
Help matched moulds process.Locking module (4) is divided into two groups, is respectively arranged in equipment workbench (1) and device activity plate (3), equipment
Equipment locking module (4) sliding tray is provided with workbench (1) and described device activity plate (3), equipment locking module (4) can be prolonged
Sliding tray slides；Wherein, equipment workbench central authorities are provided with equipment core rod module (5) and equipment stuck-module (6), equipment stent
Block (6) is fixed on equipment workbench (1) by equipment locking module (4), and equipment stuck-module (6) includes base plate (61), pad
Block (62), backing plate (63), spring (64), core rod module guide plate (65), pressing plate (66), base plate (61) is fixed on equipment workbench
(1) central authorities, there is a groove base plate (61) center upper portion position, and cushion block (62) is embedded in base plate (61) groove；Base plate (61)
On be provided with backing plate (63), backing plate (63) upper middle position is provided with 4 symmetrical coil component spring connecting holes, and coil component spring connects
4 springs (64) are installed in hole；Backing plate (63) top is provided with core rod module guide plate (65), the top of core rod module guide plate (65)
The punch module of 4 equal sizes is provided with 4, portion summit, core rod module guide plate (65) is a cavity structure model,
Closely connection backing plate (63), is entirely placed in core rod module guide plate (65) located at the spring (64) on backing plate (63)；Pressing plate
(66) device activity plate (3) central authorities are fixed on by locking module (4), pressing plate (66) is same with described core rod module guide plate (65)
Axle, in addition, pressing plate (66) is provided with four die modules corresponding with described (65) four punch modules of core rod module guide plate.
Equipment core rod module (5) includes core rod die cavity (51), push rod (52) and core rod cover plate (53), whole core rod module
(5) it is embedded in equipment core rod core rod guide plate (65).Core rod die cavity (51) is a cavity putamina, the front-end and back-end of outer wall
There are two oval-shaped grooves, be easy to whole equipment core rod module when the preparation of embryo material completes and take out.Wherein size of push rod (52) etc.
In core rod cavity putamina internal diameter size, one end is embedded in (62) in the cushion block of equipment stuck-module (6), and the other end is embedded in core rod
Die cavity (51) lower end, core rod die cavity (51) upper end is provided with core rod cover plate (53).In addition, also including evacuation in core rod module (5)
Equipment, firing equipment and pressurized equipment.
Device activity plate (3) includes thermal insulation board (31), portable plate (32) and steel plate (33)；Steel plate (33) is provided with locking mould
Block (4), pressing plate (66) is fixed on steel plate (33) central authorities by locking module (4), when device activity plate (3) is along equipment lead
(2) move down, when pressing plate (66) is connected with equipment stuck-module (6) middle mold core module guide plate (65), complete forging and stamping process.
A kind of forging method preparing poly lactic acid type embryo material, comprises the following steps：
(1) add powder：PL6.5 polylactic acid powder is taken to be added in the embryo material die cavity of core rod；
(2) evacuation：After core rod embryo material die cavity adds polylactic acid powder, take out the air in place's embryo material die cavity, so that die cavity is protected
Hold vacuum state；
(3) heat temperature raising：Heat temperature raising is carried out to the polylactic acid powder in embryo material die cavity, temperature control at 200 DEG C, plus
The hot time is 10min；
(4) pressurize：Embryo material die cavity polylactic acid powder is pressurizeed, pressure is 20T；
(5) forge and press：Again the polylactic acid powder in embryo material die cavity is forged and pressed, device activity plate is along equipment lead at the uniform velocity
Move down, moving down speed is 10mm/min
(6) quench：After the completion of forging and stamping, embryo material is taken out from core rod, quenching, complete whole embryo material preparation.
During embryo processed, detection sample intrinsic viscosity, find through testing inspection, forged and pressed using PL6.5 raw material
Embryo processed has the characteristics that：(1) the embryo material amount prepared is high, and loss of molecular weight is little.(2) it is short to complete once the embryo time processed, effect
Rate is high；(3) stock utilization is high, up to 95%, economizes on resources.(4) embryo material making is carried out using this mode, reduce shearing masterpiece
With preferably keeping property of raw material, improving embryo material performance.
The announcement of book and teaching according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to invention
In the scope of the claims that a little modifications and changes should also be as fall into the present invention.Although additionally, employing in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any restriction to the present invention.
Claims (8)
1. a kind of forging equipment preparing poly lactic acid type embryo material, including equipment workbench (1), equipment lead (2), device activity
Plate (3), equipment locking module (4), equipment core rod module (5) and equipment stuck-module (6) are it is characterised in that described equipment is led
Arrange four to post, be abreast fixed on corner on equipment workbench, described equipment lead top couples described device activity
Plate, device activity plate can slide up and down along lead；Described locking module (4) is divided into two groups, is respectively arranged at equipment work
In station (1) and device activity plate (3), described equipment workbench (1) and described device activity plate (3) are provided with equipment locking
Module (4) sliding tray, equipment locking module (4) can be prolonged sliding tray and be slided；Described equipment stuck-module (6) is by equipment locking module
(4) it is fixed on equipment workbench (1) and device activity plate (3) central authorities；Described equipment core rod module (5) is positioned over described equipment
In stuck-module (6), described equipment core rod module (5) can rolling equipment stuck-module (6) slide up and down.
Described equipment core rod module (5) includes core rod die cavity (51), push rod (52) and core rod cover plate (53), described core rod die cavity
(51) it is a cavity putamina, there are two oval-shaped grooves the front-end and back-end of outer wall, and the size of described push rod (52) is equal to mould
Core cavity putamina internal diameter size, described push rod (52) one end is embedded in core rod cavity putamina lower end, described push rod (52) other end
It is embedded in equipment stuck-module (6)；Described core rod cover plate (53) is arranged at the top of core rod.
2. forging equipment according to claim 1 is it is characterised in that described stuck-module includes base plate (61), cushion block
(62), backing plate (63), spring (64), core rod module guide plate (65), pressing plate (66), described base plate (61) is fixed on equipment work
Platform (1) central authorities, there is a groove base plate (61) center upper portion position, and described cushion block (62) is embedded in described base plate (61) groove
In；Backing plate (63) is provided with described base plate (61), described backing plate (63) upper middle position is provided with 4 symmetrical coil component springs
Connecting hole, described coil component spring connecting hole installs 4 springs (64)；Described backing plate (63) top is provided with core rod module guide plate
(65), 4, the top summit of described core rod module guide plate (65) is provided with the punch module of 4 equal sizes, core rod mould
Block guide plate (65) is a cavity structure model, tight connection backing plate (63), and the spring (64) on backing plate (63) is whole
It is placed in core rod module guide plate (65)；Described pressing plate (66) is fixed on device activity plate (3) central authorities by locking module (4),
Described pressing plate (66) is coaxial with described core rod module guide plate (65), and pressing plate (66) is provided with and described core rod module guide plate
The corresponding four die modules of (65) four punch modules.
3. the forging equipment according to claim 1 or 2 any one is it is characterised in that push rod in described core rod module (5)
(52), one end is embedded in core rod sky film putamina, and the other end is embedded in equipment stuck-module (6), abuts with cushion block (62).
4. forging equipment according to claim 1 is it is characterised in that described device activity plate includes thermal insulation board (31), lives
Dynamic plate (32) and steel plate (33)；Described steel plate (33) is provided with locking module (4), and described pressing plate (66) passes through locking module (4)
Fixing described steel plate (33) central authorities, when described device activity plate (3) moves down along equipment lead, described pressing plate (66) is solid with equipment
When cover half block (6) middle mold core module guide plate (65) connects, complete forging and stamping process.
5. forging equipment according to claim 1 and 2 is it is characterised in that described equipment core rod module (5) also includes taking out very
Null device, firing equipment and pressurized equipment.
6. the forging equipment described in a kind of application claim 1 prepares the forging method of poly lactic acid type embryo material it is characterised in that wrapping
Include following steps：(1) add powder：Polylactic acid powder is added in the embryo material die cavity of core rod；(2) evacuation：Core rod embryo material die cavity
After adding polylactic acid powder, cover core rod cover plate, core rod module is placed in core rod guide plate, take out the sky in place's embryo material die cavity
Gas, makes die cavity keep vacuum state；(3) heat temperature raising：Heat temperature raising, temperature liter are carried out to the polylactic acid powder in embryo material die cavity
To 160 DEG C -230 DEG C, heat time heating time is 3-15min；(4) pressurize：Embryo material die cavity polylactic acid powder is pressurizeed, pressure is
5T-60T.(5) forge and press：Polylactic acid powder in embryo material die cavity is forged and pressed, device activity plate along equipment lead at the uniform velocity under
Move, moving down speed is 3-22mm/min；(6) quench：After the completion of forging and stamping, embryo material is taken out from core rod, quenching, complete whole embryo
Prepared by material.
7. forging method according to claim 6, it is characterised in that described heating-up temperature is 190 DEG C -210 DEG C, heats
Time 5-10min；Moulding pressure is 13-30T；Moving down speed is 5-15mm/min.
8. the forging method according to claim 6 is it is characterised in that make polylactic acid powder in high temperature by the way of compression
Embryo material is fused in core rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794364.0A CN106426702B (en) | 2016-08-31 | 2016-08-31 | A kind of forging equipment preparing poly lactic acid type embryo material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794364.0A CN106426702B (en) | 2016-08-31 | 2016-08-31 | A kind of forging equipment preparing poly lactic acid type embryo material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106426702A true CN106426702A (en) | 2017-02-22 |
| CN106426702B CN106426702B (en) | 2018-08-17 |
Family
ID=58164159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610794364.0A Active CN106426702B (en) | 2016-08-31 | 2016-08-31 | A kind of forging equipment preparing poly lactic acid type embryo material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106426702B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498766A (en) * | 2017-08-24 | 2017-12-22 | 成都鑫欣鑫钰科技有限公司 | A kind of mould for dry material compression forming |
| CN108454074A (en) * | 2018-03-28 | 2018-08-28 | 中国航发北京航空材料研究院 | A kind of orientation intensifying method of thermoplastic resin |
| CN108819074A (en) * | 2018-06-29 | 2018-11-16 | 无锡新宏泰电器科技股份有限公司 | A kind of compression tool Vacuuming structure |
| CN109397599A (en) * | 2017-08-15 | 2019-03-01 | 中国海洋大学 | A kind of preparation method of solid buoyancy material |
| CN113878778A (en) * | 2021-10-09 | 2022-01-04 | 河北雄安张氏丹栋新能源科技有限公司 | Equipment for preparing polylactic acid blank |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0499917A1 (en) * | 1991-02-21 | 1992-08-26 | Synthes AG, Chur | High-strength, high-modulus, compound-filament or compound-film implant and method for producing it |
| CN101973125A (en) * | 2010-10-22 | 2011-02-16 | 中国科学院长春应用化学研究所 | Mould and method for manufacturing fracture internal fixation member |
| CN206357523U (en) * | 2016-08-31 | 2017-07-28 | 苏州西脉新诚生物科技有限公司 | A kind of forging equipment for preparing poly lactic acid type embryo material |
-
2016
- 2016-08-31 CN CN201610794364.0A patent/CN106426702B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0499917A1 (en) * | 1991-02-21 | 1992-08-26 | Synthes AG, Chur | High-strength, high-modulus, compound-filament or compound-film implant and method for producing it |
| CN101973125A (en) * | 2010-10-22 | 2011-02-16 | 中国科学院长春应用化学研究所 | Mould and method for manufacturing fracture internal fixation member |
| CN206357523U (en) * | 2016-08-31 | 2017-07-28 | 苏州西脉新诚生物科技有限公司 | A kind of forging equipment for preparing poly lactic acid type embryo material |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397599A (en) * | 2017-08-15 | 2019-03-01 | 中国海洋大学 | A kind of preparation method of solid buoyancy material |
| CN107498766A (en) * | 2017-08-24 | 2017-12-22 | 成都鑫欣鑫钰科技有限公司 | A kind of mould for dry material compression forming |
| CN108454074A (en) * | 2018-03-28 | 2018-08-28 | 中国航发北京航空材料研究院 | A kind of orientation intensifying method of thermoplastic resin |
| CN108819074A (en) * | 2018-06-29 | 2018-11-16 | 无锡新宏泰电器科技股份有限公司 | A kind of compression tool Vacuuming structure |
| CN113878778A (en) * | 2021-10-09 | 2022-01-04 | 河北雄安张氏丹栋新能源科技有限公司 | Equipment for preparing polylactic acid blank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106426702B (en) | 2018-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106426702A (en) | Forging device for preparing polylactic acid type blank | |
| CN104262881B (en) | A kind of preparation method of high intensity dual network nano silicon composite aquogel | |
| CN106426973B (en) | A method of preparing alignment state polylactic acid proximate matter | |
| CN105128361B (en) | A kind of carbon fibre composite aircraft production technology | |
| CN110590339B (en) | Preparation method of alumina ceramic component | |
| CN107107415A (en) | The forming method of the composite shaped body of vertical injection press and use vertical injection press | |
| CN113831695A (en) | Preparation method of environment-friendly light negative Poisson ratio flexible piezoresistive sensing metamaterial, product and application thereof | |
| CN105396912B (en) | A kind of bending method and bending mould of aircraft section bar part | |
| CN206357523U (en) | A kind of forging equipment for preparing poly lactic acid type embryo material | |
| CN102825804B (en) | The method of polyester material self toughening, enhancing | |
| CN104788923A (en) | Novel low-temperature thermoplastic material and preparation method thereof | |
| CN104669639A (en) | Method for forming carbon fiber material of bicycle | |
| CN107415251B (en) | A kind of manufacturing method and products thereof of the anti-thorn material of E-TPU ultra-thin elastic | |
| CN1160178C (en) | Production process of rubber diaphragm for vapor chamber | |
| CN110303566B (en) | Wood product forming equipment and method | |
| CN206124203U (en) | Reinforcement device is extruded to polylactic acid embryo material | |
| CN205289486U (en) | A mould that is used for segmentation of hot formed boron steel material to reinforce | |
| CN107053565A (en) | A kind of high-end automotive upholstery and its preparation technology | |
| CN110101163B (en) | Toe cap cold-pressing shaping equipment | |
| CN106393660B (en) | A kind of preparation method of alignment state polylactic acid proximate matter | |
| CN100417507C (en) | Forging technology of poly (L-lactic acid) material and its mould | |
| CN206426238U (en) | A kind of device and its timber top layer staypak for being used to produce timber top layer staypak | |
| CN107487003A (en) | A kind of multiple material product of fiber of high-strength light uses two one step preparation methods of the prefabricated core of the hot self-expandings of HSM | |
| CN104476851B (en) | A kind of BGP panel interior decoration part and preparation method thereof | |
| CN215320736U (en) | Vacuum forming die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |