CN103507243A - Method for manufacturing plastic products and all-electric type plastic injection molding machine - Google Patents
Method for manufacturing plastic products and all-electric type plastic injection molding machine Download PDFInfo
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- CN103507243A CN103507243A CN201210209820.2A CN201210209820A CN103507243A CN 103507243 A CN103507243 A CN 103507243A CN 201210209820 A CN201210209820 A CN 201210209820A CN 103507243 A CN103507243 A CN 103507243A
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/766—Measuring, controlling or regulating the setting or resetting of moulding conditions, e.g. before starting a cycle
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- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76498—Pressure
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- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76595—Velocity
Abstract
The invention discloses a method for manufacturing plastic products and an all-electric type plastic injection molding machine. The method includes the steps: (a) a cloud server is provided, wherein the cloud server is used for storing a machine number and machine parameters of the all-electric type plastic injection molding machine, the all-electric type plastic injection molding machine includes a controller; (b) according to the machine number, the machine parameters are downloaded by the cloud server; (c) mold flow analysis software is implemented to produce model data and an optimal injection condition of a mold according to the machine parameters; (d) according to the model data and the optimal injection condition, a mold number and a password are set and are packaged to restore in the cloud server; (e) the cloud server is connected by using the machine number, the mold number and the password through the controller; (f) after the machine number, the mold number and the password are determined by the cloud server, the optimal injection condition is downloaded to the controller; and (g) the all-electric type plastic injection molding machine is driven through the controller and according to the optimal injection condition.
Description
Technical field
The invention relates to a kind of plastic product manufacture method, and be particularly to a kind of plastic product manufacture method and all-electric plastic Jet forming machine.
Background technology
In recent years, along with environmental consciousness comes into one's own gradually, make much industrial equipment have very large transition, the process equipment evolution of plastic rubber shaping industry becomes an obvious example, by general hydraulic equipment of past, is converted to compared with all electric equipment of tool environmental protection concept.As its name suggests, the dynamical system of all-electric plastic Jet forming machine, entirely with electrical motor driven, namely replaces original oil hydraulic cylinder or pneumatic cylinder with servo motor or induction motor.
All-electric plastic Jet forming machine has fast, precisely, the characteristic such as stable, peace and quiet, power saving, cleaning, can be rated as the revolutionary milestone of plastic rubber ejection shaping apparatus.Therefore, the application market of all-electric plastic Jet forming machine is quite extensive, such as from general people's livelihood industrial goods (for example, silica type product, pet container, locomotive part, cosmetics containers, home-use container, precision gear ... Deng), and then (be for example applied to accurate ejaculation market with quick, stable, the quiet advantage of all-electric plastic Jet forming machine, semiconductor element, information computer product, optical mirror slip, liquid crystal light guide plate, IC-card, Electronic Material and Element ... Deng), seemingly without not drawing together.And advanced microscale ejection modeling technology is in biochemical, medical, micro electronmechanical, information, photoelectricity, precise measure element ... in field, the all-electric plastic Jet forming machine of leaving especially yields unusually brilliant results.
In general, the running of all-electric plastic Jet forming machine be mainly the mode with center-control operate (that is, by a host controller, process all programs and issue an order to driver and the motor of lower end), identical with the framework of traditional oils pressure type plastic rubber ejection shaping apparatus.But all-electric plastic Jet forming machine but needs immediate feedback to control in pressure and the speed control penetrated with storing, its response requires also quick a lot than oil hydraulic system.Host controller, except the numerical value demonstration of man-machine interface, also will comprise programme-control and follow control in the material extrusion speed of each process and the order of pressure.For instance, the speed of the thermalization plastics in moulding when flowing and the pressure of generation are to change very fast, make the instant computing ability of host controller need quite fast.Burdensome task like this, the running of host controller interval time just cannot be very short, also causes the ejaculation quality of total system to promote.For the ejaculation finished product obtaining, conventionally must be dependent on experienced technician and spend many time to regulate the speed and the ejaculation condition of pressure.Also there is scholar to propose field mouth method and obtain optimal conditions.Therefore,, in the use procedure of all-electric plastic Jet forming machine, necessary expensive manpower and material resources cost, also may reduce job schedule simultaneously.
Summary of the invention
For solving the problem of prior art, the object of this invention is to provide a kind of plastic product manufacture method, its be mainly by cloud server, integrate upstream and downstream expert system framework (for example, machinery plant, product design factory, mold flow analysis software factory ... Deng), so that the best fabrication scheme of plastic product is integrated on high in the clouds.And the controller of all-electric plastic Jet forming machine can obtain the best ejaculation condition of manufacturing plastic product by mould by cloud server.So, can shorten the time-histories of adjusting all-electric plastic Jet forming machine, this experience of setting, adjusting board is accumulated systematically and is stored and utilize simultaneously, the predicament of " master craftsman carves zero gradually " is solved, and the quality of the plastic product penetrating is also optimized.
According to one embodiment of the invention, a kind of plastic product manufacture method comprises the following step: cloud server (a) is provided, wherein cloud server stores board numbering and the one group of tool parameters about all-electric plastic Jet forming machine, and all-electric plastic Jet forming machine comprises controller; (b) according to board numbering, by cloud server, download this group tool parameters; (c) carry out mold flow analysis software and produce group model data and the one group of best ejaculation condition about mould according to this group tool parameters; (d) these group model data and this are organized to best ejaculation condition setting mould numbering and password, and restore to cloud server after parcel; (e), after reception production requirement, by controller, with board numbering, mould numbering, link cloud server with password; (f) after cloud server is confirmed board numbering, mould numbering and password, this is organized to best ejaculation condition and be downloaded to controller; And (g) by controller, according to this, organize best ejaculation condition and drive all-electric plastic Jet forming machine, and then by plastic ejection moulding, be plastic product by mould.
In one embodiment of the invention, above-mentioned all-electric plastic Jet forming machine comprises a plurality of axles and a plurality of driver.Step (g) further comprises the following step: (g1) make driver organize best ejaculation condition according to this and produce a plurality of speed command curves; And (g2) by controller, make each driver drive corresponding axle according to corresponding speed command curve, and then by plastic ejection moulding, be plastic product by mould.
In one embodiment of the invention, when above-mentioned driver is during according to speed command curve driving shaft, each axle has corresponding actual speed curve.Plastic product manufacture method further comprises the following step: whether the quality status that (h) judges plastic product meets defective products situation, if so, performs step (i); And (i) quality status and actual speed curve are back to cloud server.
In one embodiment of the invention, this above-mentioned group tool parameters comprises board tonnage parameter, penetrates pipe parameter and screw rod sectional area parameter.
In one embodiment of the invention, this above-mentioned group model packet is containing mould drawing parameter and glue road junction parameter.
In one embodiment of the invention, best Conditional Include optimum temperature numerical value, best firing rate numerical value and the optimum pressure numerical value of penetrating of this above-mentioned group.
Another technology sample state of the present invention is a kind of all-electric plastic Jet forming machine, and it is mainly to make controller only be responsible for the execution work of man-machine interface and programmed logic (PLC).After mould and the decision of speed command curve, controller can be passed to speed command curve the next driver.After coming into operation, controller only descends the startup command of every one-phase to driver, and the speed command curve of the front transmission of driver foundation operates voluntarily.Controller only monitor all protection switches whether be triggered decide after the action of strain, also whether monitoring driving device completes the startup that phased mission decides next stage simultaneously.In other words, each driver, after receiving speed command curve, can drive corresponding axle to carry out start voluntarily, only system mode is passed back to controller.By this, all-electric plastic Jet forming machine of the present invention can reach decentralized control framework, to reduce the burden of controller.
According to one embodiment of the invention, a kind of all-electric plastic Jet forming machine coordinates cloud server to use, in order to plastics are injected to mould.All-electric plastic Jet forming machine comprises clamping axle, cylinder body, screw rod, ejaculation axle, storing axle, controller, the first driver, the second driver and the 3rd driver.Clamping axle operability connecting mold, in order to open or closing molding.Cylinder body is communicated with mould, in order to hold plastics.Screw rod is arranged in cylinder body slidably and rotationally.Penetrate axle operability connecting screw rod, in order to the relative cylinder body of actuating screw, slide.Storing axle operability connecting screw rod, rotates relative to cylinder body in order to actuating screw.Controller is in order to number according to the board about all-electric plastic Jet forming machine, to download one group of best ejaculation condition about mould numbering and the password of mould by cloud server.The first driver produces opening speed order curve and closes mould speed command curve in order to organize best ejaculation condition according to this.The first driver can drive clamping axle to close and opening mold according to closing mould speed command curve and opening speed order curve respectively.The second driver produces issuing velocity order curve and storing speed command curve in order to organize best ejaculation condition according to this.The second driver can drive and penetrate axle actuating screw towards mold movement according to issuing velocity order curve in the ejaculation stage, and then plastics are injected to mould, and can according to storing speed command curve, drive and penetrate axle actuating screw away from mold movement in the storing stage.The 3rd driver is used to storing stage driving storing axle actuating screw the plastics outside cylinder body is involved in cylinder body.
In one embodiment of the invention, the first above-mentioned driver comprises the first order smooth unit and the first driver element.The first order smooth unit is used so that close mould speed command curve and opening speed order curve smoothing.The first driver element is in order to drive clamping axle to close and opening mold according to the pass mould speed command curve through smoothing and opening speed order curve respectively.
In one embodiment of the invention, the second above-mentioned driver comprises the second order smooth unit and the second driver element.The second order smooth unit is used so that issuing velocity order curve and storing speed command curve smoothing.The second driver element is in order to drive and to penetrate axle actuating screw towards mold movement according to issuing velocity order curve through smoothing, and drives and penetrate axle actuating screw away from mold movement according to the storing speed command curve through smoothing.
In one embodiment of the invention, above-mentioned controller is further downloaded back pressure order curve by cloud server.Arbitrary relative position of the relative mould of screw rod all has corresponding back pressure limits value according to back pressure order curve.All-electric plastic Jet forming machine further comprises pressure sensor.Pressure sensor operability connecting screw rod, the actual back pressure value in order to sensing about screw rod.When the second driver is used to actual back pressure value and is greater than corresponding back pressure limits value, according to issuing velocity order curve and back pressure order curve, drive and penetrate axle actuating screw towards mold movement simultaneously, and simultaneously according to storing speed command curve with back pressure order curve driving ejaculation axle actuating screw away from mold movement.
Accompanying drawing explanation
Fig. 1 is the application schematic diagram according to the plastic product manufacturing system of one embodiment of the invention.
Fig. 2 is the detailed maps of the plastic product manufacturing system in Fig. 1.
Fig. 3 is the flow chart according to the plastic product manufacture method of one embodiment of the invention.
Fig. 4 is another detailed maps of the plastic product manufacturing system in Fig. 1.
Fig. 5 A is the detailed maps of the first driver in Fig. 4.
Fig. 5 B is the detailed maps of the second driver in Fig. 4.
Wherein, description of reference numerals is as follows:
1: plastic product manufacturing system
10: cloud server
100: transport module
102: storage module
104: operation module
12: all-electric plastic Jet forming machine
120: controller
122a: the first driver
122a1: the first order smooth unit
122a2: the first driver element
122b: the second driver
122b1: the second order smooth unit
122b2: the second driver element
122c: the 3rd driver
122d: the 4th driver
122f: pressure sensor
122g: user interface
124a: clamping axle
124b: penetrate axle
124c: storing axle
126a: cylinder body
126b: screw rod
126c: hopper
14: mould
3: machinery plant
5: product design factory
7: mold flow analysis software factory
S100～S118: step
The specific embodiment
Below will be with graphic exposure a plurality of embodiments of the present invention, as clearly stated, the details in many practices will be explained in the following description.Yet, should be appreciated that, the details in these practices does not apply to limit the present invention.That is to say, in part embodiment of the present invention, the details in these practices is non-essential.In addition,, for the purpose of simplicity of illustration, some existing habitual structures and element middlely illustrate the mode simply to illustrate graphic.
Please refer to Fig. 1, Fig. 1 is the application schematic diagram illustrating according to the plastic product manufacturing system 1 of one embodiment of the invention.
As shown in Figure 1, in the present embodiment, plastic product manufacturing system 1 of the present invention is in order to manufacture plastic product.Plastic product manufacturing system 1 comprises cloud server 10, mould 14 and all-electric plastic Jet forming machine 12.Plastic product manufacturing system of the present invention 1 Ke Yu machinery plant 3, the mutual work in combination of product design factory 5 and mold flow analysis software factory 7.Below the work in combination relation between each module of the inside for plastic product manufacturing system 1 of the present invention and plastic product manufacturing system 1 and machinery plant 3, product design factory 5 and mold flow analysis software factory 7 is done further and introduced in detail.
Please refer to Fig. 2 and Fig. 3.Fig. 2 is the detailed maps that illustrates the plastic product manufacturing system 1 in Fig. 1.Fig. 3 is the flow chart illustrating according to the plastic product manufacture method of one embodiment of the invention.
As shown in FIG. 2 and 3, in the present embodiment, plastic product manufacture method comprises step S100.
Step S100: cloud server 10 is provided, and wherein cloud server 10 stores board numbering and the one group of tool parameters about all-electric plastic Jet forming machine 12, and all-electric plastic Jet forming machine 12 comprises controller 120.
As shown in Figure 2, the cloud server 10 of plastic product manufacturing system 1 further comprises transport module 100, storage module 102 and operation module 104.The transport module 100 of cloud server 10 can receive the board of being uploaded by machinery plant 3 and number one group of tool parameters, and board is numbered to one group of tool parameters is stored in the storage module 102 of cloud server 10.Wherein this organizes the corresponding all-electric plastic Jet forming machine 12 of tool parameters.In an embodiment, this group tool parameters comprises board tonnage parameter, penetrates pipe parameter and screw rod sectional area parameter, but not as limit.
As shown in Figure 3, in the present embodiment, plastic product manufacture method also comprises the following step.
Step S102: download this group tool parameters by cloud server 10 according to board numbering.
Step S104: carry out mold flow analysis software and produce group model data and the one group of best ejaculation condition about mould 14 according to this group tool parameters.
Step S106: these group model data and this are organized to best ejaculation condition setting mould numbering and password, and restore to cloud server 10 after parcel.
As shown in Figure 2, in the present embodiment Zhong， product design factory 5, can in the storage module 102 of cloud server 10, download this group tool parameters of all-electric plastic Jet forming machine 12 to the operation module 104 of cloud server 10 according to the board numbering of all-electric plastic Jet forming machine 12.Then, product design factory 5 can carry out the mold flow analysis software of being uploaded by mold flow analysis software factory 7 by operation module 104 and about these group model data of mould 14 and this, organize best ejaculation condition according to this group tool parameters generation.
At this, be noted that the operation module 104 of cloud server 10 can carry out the mold flow analysis software of being uploaded by mold flow analysis software factory 7.Before mould 14 is made, conventionally can carry out with mold flow analysis software the quality status of injection part.Therefore, in the designer of use situation Zhong， product design factory 5 ends, can operate mold flow analysis software and set this group model data according to this group tool parameters, and produce accordingly this and organize best ejaculation condition.This organizes best ejaculation condition can obtain theoretic optimum when mould 14 carries out ejection formation.
Finally, product design factory 5 can organize best ejaculation condition setting mould numbering and password to these group model data and this, and restores in the storage module 102 of cloud server 10 after parcel.In other words, the behavior of doing in the present embodiment Zhong， product design factory 5 is all to complete in the cloud server 10 in plastic product manufacturing system 1.
In an embodiment, this group model packet contains mould drawing parameter and glue road junction parameter, but not as limit.
Yet the behavior that product design factory 5 does is also nonessential to be completed in the cloud server 10 of plastic product manufacturing system 1.This group tool parameters that can download all-electric plastic Jet forming machine 12 in the storage module 102 of cloud server 10 according to the board numbering of all-electric plastic Jet forming machine 12 in another embodiment Zhong， product design factory 5 is to the computer of product design factory 5 ends.Then, product design factory 5 the mold flow analysis software (being installed in the computer of product design factory 5 ends) being provided by mold flow analysis software factory 7 can be provided and according to this group tool parameters generation, about these group model data of mould 14 and this, organize best ejaculation condition.Finally, product design factory 5 can organize best ejaculation condition setting mould numbering and password to these group model data and this, and restores in storage module 102 by the transport module 100 by cloud server 10 in parcel.
As shown in Figure 3, in the present embodiment, plastic product manufacture method also comprises the following step.
Step S108: after receiving production requirement, link cloud server 10 with board numbering, mould numbering with password by controller 120.
Step S110: after cloud server 10 is confirmed board numbering, mould numbering and password, this is organized to best ejaculation condition and be downloaded to controller 120.
As shown in Figure 2, in the present embodiment, after the user of ejection formation factory all receives the production requirement of product design factory 5, product design factory 5 can first inform that the board numbering of the all-electric plastic Jet forming machine 12 that the user of ejection formation factory adopts is, the password that the mould of mould 14 is numbered and product design factory 5 sets.Thus, the user of ejection formation factory can link cloud server 10 with board numbering, mould numbering with password by the controller 120 in all-electric plastic Jet forming machine 12.After server 10 confirms that boards numbering, mould numbering are errorless with password beyond the clouds, cloud server 10 can allow this to organize best ejaculation condition to be downloaded in the controller 120 in all-electric plastic Jet forming machine 12.
In an embodiment, best Conditional Include optimum temperature numerical value, best firing rate numerical value and the optimum pressure numerical value of penetrating of this group being produced by mold flow analysis software, and mode that can point-to-point table of comparisons numerical value presents, but not as limit.
Please refer to Fig. 4.Fig. 4 is another detailed maps that illustrates the plastic product manufacturing system 1 in Fig. 1.
As shown in Figure 4, in the present embodiment, the all-electric plastic Jet forming machine 12 of plastic product manufacturing system 1 comprises a plurality of axles, a plurality of driver and controller 120.Axle is operability connecting mold 14.At this element that only first simple description all-electric plastic Jet forming machine 12 comprises.The detailed description that comprises a plurality of axles, a plurality of driver and controller 120 that relevant all-electric plastic Jet forming machine 12 comprises, can be with reference to following describing in detail for Fig. 4.
As shown in Figure 3, in the present embodiment, plastic product manufacture method also comprises the following step.
Step S112: make driver organize best ejaculation condition according to this and produce a plurality of speed command curves.
Step S114: make each driver drive corresponding axle according to corresponding speed command curve by controller 120, and then be plastic product by mould 14 by plastic ejection moulding.
In other words, each driver in all-electric plastic Jet forming machine 12 can be organized best ejaculation condition according to this and produce corresponding speed command curve.Therefore, all-electric plastic Jet forming machine 12 can make each driver drive corresponding axle according to corresponding speed command curve by controller 120, and then by plastic ejection moulding, is plastic product by mould 14.
At this, be noted that the controller 120 of all-electric plastic Jet forming machine 12 and the stored content of the storage module 102 of cloud server 10 are collocation mutually.The storage module 102 of cloud server 10 is for the controller 120 of all-electric plastic Jet forming machine 12, just like the far-end disk groove that needs password.For machinery plant 3, the storage module 102 of cloud server 10 can be on limits far-end disk groove.For product design factory 5, because the more powerful privacy mechanism of needs is deposited this and is organized best ejaculation condition, therefore for product secret, detailed model data (for example, the original shelves of mould drawing parameter) do not need to be placed in the storage module 102 of cloud server 10, but the mould sketch map of treated mistake can be stored in the storage module 102 of cloud server 10, so that mold flow analysis software factory 7 carries out case study diagnosis.
As shown in Figure 3, in the present embodiment, when each driver in all-electric plastic Jet forming machine 12 drives corresponding axle according to corresponding speed command curve, in fact each axle can have corresponding actual speed curve.Plastic product manufacture method also comprises the following step.
Step S116: whether the quality status that judges plastic product meets defective products situation.
If judgment result is that of step S116 is further to perform step S118 according to plastic product manufacture method.
Step S118: quality status and actual speed curve are back to cloud server.
That is to say, at each driver, according to corresponding speed command curve, drive corresponding axle, and then by plastic ejection moulding, be after plastic product by mould 14, if the quality status of plastic product has the difference of not allowing, plastic product will be judged as defective products, and the defective products situation (filling in option by personnel) of plastic product and actual speed curve will be passed back to the transport module 100 of cloud server 10.The transport module 100 of cloud server 10 can be again returns to mold flow analysis software factory 7 by the defective products situation of plastic product and actual speed curve and carries out analyzing and diagnosing, and provides new suggested.
As shown in Figure 4, in the present embodiment, the all-electric plastic Jet forming machine 12 of plastic product manufacturing system 1 is mainly to coordinate cloud server 10 to use, and comprises clamping axle 124a, cylinder body 126a, screw rod 126b, hopper 126c, ejaculation axle 124b, storing axle 124c, controller 120, the first driver 122a, the second driver 122b, the 3rd driver 122c, the 4th driver 122d and user interface 122g.The clamping axle 124a operability connecting mold 14 of all-electric plastic Jet forming machine 12, in order to open or closing molding 14.The cylinder body 126a of all-electric plastic Jet forming machine 12 is communicated with mould 14, in order to hold plastics.The screw rod 126b of all-electric plastic Jet forming machine 12 is arranged in cylinder body 126a slidably and rotationally.The ejaculation axle 124b operability connecting screw rod 126b of all-electric plastic Jet forming machine 12, slides in order to the relative cylinder body 126a of actuating screw 126b.The storing axle 124c operability connecting screw rod 126b of all-electric plastic Jet forming machine 12, rotates relative to cylinder body 126a in order to actuating screw 126b.
The controller 120 of all-electric plastic Jet forming machine 12 can be downloaded this via the transport module 100 of cloud server 10 according to the board numbering about all-electric plastic Jet forming machine 12, the password that sets about mould numbering and the product design factory 5 of mould 14 and organize best ejaculation condition.In an embodiment, by above-mentioned driver, according to this, organize the speed command curve that best ejaculation condition produces and comprise opening speed order curve, close mould speed command curve, issuing velocity order curve and storing speed command curve, but not as limit.The first driver 122a of all-electric plastic Jet forming machine 12 produces opening speed order curve and closes mould speed command curve in order to organize best ejaculation condition according to this, and can according to closing mould speed command curve and opening speed order curve, drive clamping axle 124a to close and opening mold 14 respectively.The second driver 122b of all-electric plastic Jet forming machine 12 produces issuing velocity order curve and storing speed command curve in order to organize best ejaculation condition according to this.The second driver 122b can drive ejaculation axle 124b actuating screw 126b to move towards mould 14 according to issuing velocity order curve in the ejaculation stage, and then plastics are injected to mould 14, and can according to storing speed command curve, drive ejaculation axle 124b actuating screw 126b to move away from mould 14 in the storing stage.The 3rd driver 122c of all-electric plastic Jet forming machine 12 is used to the storing stage and drives storing axle 124c actuating screw 126b that the plastics of cylinder body 126a outer (that is, by hopper 126c charging) are involved in cylinder body 126a.The user interface 122g of all-electric plastic Jet forming machine 12 can comprise screen and keyboard (not shown), for the operating personnel that operate all-electric plastic Jet forming machine 12, carries out control and the maintenance of board.
In addition, the 4th driver 122d of all-electric plastic Jet forming machine 12 is electrically connected to and ejects axle (not shown), in order to the plastic product after ejection formation is ejected in the mould 14 of opening.
Thus, the all-electric plastic Jet forming machine 12 of plastic product manufacturing system 1 of the present invention controller 120 by each speed command curve transmission to corresponding driver, Each performs its own functions can to allow each driver.The controller 120 of all-electric plastic Jet forming machine 12, from start, preheats material pipe, and carries out closing molding 14.Then, until material pipe temperature, reach after setting value, start to carry out storing, carry out sky and penetrate and penetrate the seat supervisor that advances.Afterwards, the circulation that starts to enter ejaculation, pressurize, cooling, storing, opening mold 14 and eject supervisor.
Please refer to Fig. 5 A.Fig. 5 A is the detailed maps that illustrates the first driver 122a in Fig. 4.
As shown in Figure 5A, in the present embodiment, the first driver 122a of all-electric plastic Jet forming machine 12 comprises the first order smooth unit 122a1 and the first driver element 122a2.The first order smooth unit 122a1 of the first driver 122a uses so that close mould speed command curve and opening speed order curve smoothing.The first driver element 122a2 of the first driver 122a is in order to drive clamping axle 124a to close and opening mold 14 according to the pass mould speed command curve through smoothing and opening speed order curve respectively.In other words, for clamping axle 124a, the corresponding speed in the relative mould 14 of clamping axle 124a position can be learnt by closing mould speed command curve and opening speed order.
In an embodiment, the first driver 122a of all-electric plastic Jet forming machine 12 also can further list torque protection limits value to consider in, to guarantee the optimum efficiency of closing molding 14.In addition, when mould 14 mold closing, the first driver 122a of all-electric plastic Jet forming machine 12 fixedly returns current stage condition value sample time.The controller 120 of all-electric plastic Jet forming machine 12 can, according to passback stage condition value, judge whether that the matched moulds of mould 14 goes wrong.And when mould 14 die sinking, need not consider mould 14 engagements, only need in the situation that not hindering plastic product surface, with the shortest time, complete die sinking.
Please refer to Fig. 5 B.Fig. 5 B is the detailed maps that illustrates the second driver 122b in Fig. 4.
As shown in Figure 5 B, in the present embodiment, the second driver 122b of all-electric plastic Jet forming machine 12 comprises the second order smooth unit 122b1 and the second driver element 122b2.The second order smooth unit 122b1 of the second driver 122b uses so that issuing velocity order curve and storing speed command curve smoothing.The second driver element 122b2 of the second driver 122b moves towards mould 14 in order to penetrate axle 124b actuating screw 126b according to the issuing velocity order curve driving through smoothing, and drives ejaculation axle 124b actuating screw 126b to move away from mould 14 according to the storing speed command curve through smoothing.
In addition, as shown in Figure 4, in the present embodiment, the controller 120 of all-electric plastic Jet forming machine 12 can further be downloaded back pressure order curve via the transport module 100 of cloud server 10.Back pressure order curve can be produced by mold flow analysis software equally, and is stored in storage module 102.Arbitrary relative position of the relative mould 14 of screw rod 126b of all-electric plastic Jet forming machine 12 all has corresponding back pressure limits value according to back pressure order curve.All-electric plastic Jet forming machine 12 further comprises pressure sensor 122f.The pressure sensor 122f operability connecting screw rod 126b of all-electric plastic Jet forming machine 12, the actual back pressure value in order to sensing about screw rod 126b.
In general, the ejaculation stage itself is divided into two subs.First sub in ejaculation stage is " ejaculation ", and the second sub is " pressurize ".When first sub in the stage of ejaculation (that is, penetrate), the second driver 122b of all-electric plastic Jet forming machine 12 can drive ejaculation axle 124b actuating screw 126b to move towards mould 14 according to issuing velocity order curve and back pressure order curve when actual back pressure value is greater than corresponding back pressure limits value simultaneously.On the contrary, when actual back pressure value does not surpass back pressure limits value, the second driver 122b of all-electric plastic Jet forming machine 12 moves and drives ejaculation axle 124b actuating screw 126b to move towards mould 14 with set issuing velocity order curve merely.
When second sub in the stage of ejaculation (that is, pressurize), its objective is and maintaining actual back pressure value.The mode that it maintains actual back pressure value is to decide according to the actual back pressure value of pressure sensor 122f passback.When the actual back pressure value of pressure sensor 122f passback becomes large, the second driver 122b of all-electric plastic Jet forming machine 12 can drive ejaculation axle 124b actuating screw 126b to move away from mould 14.On the contrary, when the actual back pressure value of pressure sensor 122f passback diminishes, the second driver 122b of all-electric plastic Jet forming machine 12 can drive ejaculation axle 124b actuating screw 126b to move towards mould 14.In general, the second sub in the stage of ejaculation need to supplement back pressure value mostly, because plastics meeting is cooling, causes contraction, and actual back pressure value can be reduced always.
In addition, at storing, during the stage, when need to penetrate axle 124b and storing axle 124c, operate, its object is identical with second sub in the stage of ejaculation.It maintains the mode of actual back pressure value, is equally to decide according to the actual back pressure value of pressure sensor 122f passback.The second driver 122b of all-electric plastic Jet forming machine 12 drive to penetrate axle 124b by screw rod 126b toward post-tensioning, the 3rd driver 122c drives storing axle 124c that plastics are involved in cylinder body 126a by hopper 126c, to maintain enough back pressures, guarantees plastic density.When the actual back pressure value of pressure sensor 122f passback becomes large, the 3rd driver 122c of all-electric plastic Jet forming machine 12 can drive storing axle 124c to reduce the rotating speed of screw rod 126b.On the contrary, when the actual back pressure value of pressure sensor 122f passback diminishes, the 3rd driver 122c of all-electric plastic Jet forming machine 12 can drive storing axle 124c to increase the rotating speed of screw rod 126b.
In the process of running, drive the 3rd driver 122c of storing axle 124c only to need the actual back pressure value that monitoring pressure sensor 122f returns at any time, the the second driver 122b that drive to penetrate axle 124b and the 3rd driver 122c each other interaction do not need controller 120, need only back pressure error and velocity error fixedly to return to controller 120 sample time.In sum, the controller 120 of all-electric plastic Jet forming machine 12, as long as determine to start which driver, does not need to be responsible for as controller in the past the work of above-mentioned each driver.Thus, all-electric plastic Jet forming machine 12 of the present invention can reach decentralized control framework, to reduce the burden of controller 120.
By the above detailed description for specific embodiments of the invention, can find out significantly, plastic product manufacture method of the present invention be mainly by cloud server, integrate upstream and downstream expert system framework (for example, machinery plant, product design factory, mold flow analysis software factory ... Deng), so that the best fabrication scheme of plastic product is integrated on high in the clouds.And the controller of all-electric plastic Jet forming machine can obtain the best ejaculation condition of manufacturing plastic product by mould by cloud server.So, can shorten the time-histories of adjusting all-electric plastic Jet forming machine, this experience of setting, adjusting board is accumulated systematically and is stored and utilize simultaneously, the predicament of " master craftsman carves zero gradually " is solved, and the quality of the plastic product penetrating is also optimized.In addition, all-electric plastic Jet forming machine of the present invention is to make controller only be responsible for the execution work of man-machine interface and programmed logic (PLC).After mould and the decision of speed command curve, controller can be passed to speed command curve the next driver.After coming into operation, controller only descends the startup command of every one-phase to driver, and driver operates voluntarily according to the speed command curve transmitting before.Controller is only monitored whether the be triggered action of the strain after deciding of all protection switches, and also whether monitoring driving device completes the startup that phased mission decides next stage simultaneously.In other words, each driver, after receiving speed command curve, can drive corresponding axle to carry out start voluntarily, only system mode is passed back to controller.By this, all-electric plastic Jet forming machine of the present invention can reach decentralized control framework, to reduce the burden of controller.
Although the present invention discloses as above with embodiment; so it is not in order to limit the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, so protection scope of the present invention is when being as the criterion depending on the accompanying claim person of defining.
Claims (10)
1. a plastic product manufacture method, comprises:
(a) provide a cloud server, wherein this cloud server stores board numbering and the one group of tool parameters about an all-electric plastic Jet forming machine, and this all-electric plastic Jet forming machine comprises a controller;
(b) according to this board numbering, by this cloud server, download this group tool parameters;
(c) carry out a mold flow analysis software and produce group model data and the one group of best ejaculation condition about a mould according to this group tool parameters;
(d) these group model data and this are organized to best ejaculation condition and set mould numbering and a password, and restore to this cloud server after parcel;
(e), after receiving a production requirement, by this controller, with this board numbering, this mould numbering, link this cloud server with this password;
(f) after this cloud server is confirmed this board numbering, this mould numbering and this password, this is organized to best ejaculation condition and be downloaded to this controller; And
(g) by this controller, according to this, organize best ejaculation condition and drive this all-electric plastic Jet forming machine, and then by a plastic ejection moulding, be a plastic product by this mould.
2. plastic product manufacture method as claimed in claim 1, wherein this all-electric plastic Jet forming machine comprises a plurality of axles and a plurality of driver, and wherein step (g) further comprises:
(g1) make described a plurality of driver organize best ejaculation condition according to this and produce a plurality of speed command curves; And
(g2) by this controller, make each this driver drive this corresponding axle according to this speed command curve of correspondence, and then by this plastic ejection moulding, be this plastic product by this mould.
3. plastic product manufacture method as claimed in claim 2, when wherein said a plurality of drivers drive this corresponding axle according to this speed command curve of correspondence, each this axle has a corresponding actual speed curve, and this plastic product manufacture method further comprises:
(h) whether a quality status that judges this plastic product meets a defective products situation, if so, execution step (i); And
(i) this quality status and actual speed curve are back to this cloud server.
4. plastic product manufacture method as claimed in claim 1, wherein this group tool parameters comprises a board tonnage parameter, and penetrates pipe parameter and a screw rod sectional area parameter.
5. plastic product manufacture method as claimed in claim 1, wherein this group model packet is containing a mould drawing parameter and Yi Jiao road junction parameter.
6. plastic product manufacture method as claimed in claim 1, wherein best Conditional Include one optimum temperature numerical value, a best firing rate numerical value and the optimum pressure numerical value of penetrating of this group.
7. an all-electric plastic Jet forming machine, coordinates a cloud server to use, and in order to plastics are injected to a mould, this all-electric plastic Jet forming machine comprises:
One clamping axle, operability connects this mould, in order to open or to close this mould;
One cylinder body, is communicated with this mould, in order to hold this plastics;
One screw rod, is arranged in this cylinder body slidably and rotationally;
One penetrates axle, and operability connects this screw rod, in order to activate this cylinder body slip relatively of this screw rod;
One storing axle, operability connects this screw rod, in order to activate this screw rod, relative to this cylinder body, rotates;
One controller, in order to number according to the board about this all-electric plastic Jet forming machine, to download one group of best ejaculation condition about a mould numbering and a password of this mould by this cloud server;
One first driver, in order to organize best ejaculation condition according to this, produce an opening speed order curve and a pass mould speed command curve, wherein this first driver can drive this clamping axle to close and open this mould according to this pass mould speed command curve and this opening speed order curve respectively;
One second driver, in order to organize best ejaculation condition according to this, produce an issuing velocity order curve and a storing speed command curve, wherein this second driver can drive this ejaculation axle to activate this screw rod towards this mold movement according to this issuing velocity order curve in an ejaculation stage, and then these plastics are injected to this mould, and can according to this storing speed command curve, drive this ejaculation axle to activate this screw rod away from this mold movement in a storing stage; And
One the 3rd driver, is used to this storing stage drive this storing axle to activate this screw rod these plastics outside this cylinder body are involved in this cylinder body.
8. all-electric plastic Jet forming machine as claimed in claim 7, wherein this first driver comprises:
One first order smooth unit, uses so that this closes mould speed command curve and this opening speed order curve smoothing; And
One first driver element, in order to drive this clamping axle to close and to open this mould according to this pass mould speed command curve through smoothing and this opening speed order curve respectively.
9. all-electric plastic Jet forming machine as claimed in claim 7, wherein this second driver comprises:
One second order smooth unit, uses so that this issuing velocity order curve and this storing speed command curve smoothing; And
One second driver element, in order to drive this ejaculation axle to activate this screw rod towards this mold movement according to this issuing velocity order curve through smoothing, and drive this ejaculation axle to activate this screw rod away from this mold movement according to this storing speed command curve through smoothing.
10. all-electric plastic Jet forming machine as claimed in claim 7, wherein this controller is further downloaded a back pressure order curve by this cloud server, this screw rod relatively arbitrary relative position of this mould all has a corresponding back pressure limits value according to this back pressure order curve, this all-electric plastic Jet forming machine further comprises a pressure sensor, operability connects this screw rod, an actual back pressure value in order to sensing about this screw rod, this second driver is used to when this actual back pressure value is greater than this corresponding back pressure limits value according to this issuing velocity order curve and this back pressure order curve, drive this ejaculation axle to activate this screw rod towards this mold movement simultaneously, and according to this storing speed command curve and this back pressure order curve, drive this ejaculation axle to activate this screw rod away from this mold movement simultaneously.
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| CN105094023A (en) * | 2014-04-23 | 2015-11-25 | 宁波弘讯科技股份有限公司 | Servo injection molding machine control system and method |
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| CN108859041A (en) * | 2017-05-10 | 2018-11-23 | 柳道万和(苏州)热流道系统有限公司 | The intelligence control system and control method of injection-moulding device |
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| CN113733506A (en) * | 2021-08-10 | 2021-12-03 | 宁波海天智联科技有限公司 | Technological parameter optimization method for injection molding product processing based on Internet |
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