CN106426863A - Specially-shaped plastic sheet extruding equipment - Google Patents
Specially-shaped plastic sheet extruding equipment Download PDFInfo
- Publication number
- CN106426863A CN106426863A CN201610864299.4A CN201610864299A CN106426863A CN 106426863 A CN106426863 A CN 106426863A CN 201610864299 A CN201610864299 A CN 201610864299A CN 106426863 A CN106426863 A CN 106426863A
- Authority
- CN
- China
- Prior art keywords
- shaped block
- shaped
- servo hydraulic
- hydraulic cylinder
- block
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
- B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to plastic sheet extruding equipment, and belongs to the field of plastic product processing. The plastic sheet extruding equipment comprises an extruding mould part which comprises a spray nozzle joint and an connected extruding head; the extruding head comprises an upper mould cavity and a lower mould cavity; an extruding runner is arranged between the upper mould cavity and the lower mould cavity; an inverted-H-shaped slide block is additionally arranged on the front end surface of the extruding head; the inverted-H-shaped slide block is divided into an upper T-shaped block and a lower T-shaped block; a space between the upper T-shaped block and the lower T-shaped block communicates with the extruding runner in the middle of the extruding head; and the upper T-shaped block and the lower T-shaped block are separately connected with servo hydraulic cylinders, and are driven by the servo hydraulic cylinders to move up and down. The plastic sheet extruding equipment realizes automatically controlling preparation of continuous variable-section plastic sheets, greatly reduces material waste, and reduces production cost of enterprises.
Description
Technical field
The present invention relates to a kind of plastic plate extrusion equipment, more particularly, to a kind of Special plastic sheet extrusion equipment.
Background technology
Plastic extruding forming is widely used in produce reality, and plastic plate is more common in life.Extrusion mould at present
The sheet metal thickness of the die extrusion of tool is constant, such as Fig. 1, and many plastic plate bracing frames are loaded often non-by institute
Uniformly, the rigidity that this requires plate and intensity can design corresponding thickness according to loading demands, and that is, sheet thickness is
Continually varying, such as Fig. 2.And the plastic plate thickness using extrusion is all fixing at present, this is required with actual (real) thickness change
Inconsistent, often lead to material produce (20-30) % redundancy, in other words it is simply that due to design and moulding process deficiency,
Bring substantial amounts of plastic material to waste, so that production cost is increased.It is known that shortage of resources is the difficulty that the current world faces
Topic, every country all formulated the strategy and policy accordingly economizing on resources, particularly China using energy-saving and emission-reduction as national war
Slightly policy.Therefore, develop a kind of new technology and equipment, prepare can with the plastic plate of continuous variable cross section just become one important
New Measure.The present invention is exactly directed to this problem, devises a kind of former that can extrude continuous variable cross section plastic plate, is
The production cost economizing on resources and reducing enterprise provides a kind of New Measure.
Plastic plate is a kind of material being most widely used at present, but the processing technology of current sheet material is mainly using crowded
Go out machine, be molded by extrusion neck ring mold, this often has problems with：(1) the sheet metal thickness uniformity extruded：Cannot realize extruding
The section continually varying plastic plate of thickness rigidity Design as required.This necessarily leads to material to produce the superfluous of (20-30) %
Remaining, in other words it is simply that due to the deficiency of design and moulding process, bringing substantial amounts of plastic material and waste, make production cost
Increase；(2) Flexible Equipment is poor：A kind of extrusion can be only done a kind of shaping of stock board, lacks flexible it is difficult to adapt to different
The sheet material of gauge thickness.
Content of the invention
The technical problem to be solved is to provide a kind of Special plastic sheet extrusion equipment, solves prior art
Defect.
Technical scheme
A kind of Special plastic sheet extrusion equipment, including extrusion die part, described extrusion die part includes nozzle and connects
Head and the extruder head being connected, described extruder head includes upper impression and lower impressions, has choked flow rod, upper impression in upper impression middle setting
With in the middle of lower impressions for extrusion channel it is characterised in that：The front end face of described extruder head adds I-shaped slide block, described I-shaped
Shape slide block is divided into T-shaped block and lower T-shaped block, upper and lower T-shaped block collectively form I-shaped, space between upper and lower T-shaped block with squeeze
The extrusion channel connection lifting one's head middle, upper T-shaped block and lower T-shaped block are connected to servo hydraulic cylinder, are driven by servo hydraulic cylinder
Move up and down；Described servo hydraulic cylinder includes the piston moving up and down in cylinder, and on piston, vertical piston has piston rod, described piston
Bar is fixedly connected with upper T-shaped block or lower T-shaped block；It is connected with slide block connecting rod between described piston rod and upper T-shaped block or lower T-shaped block
Connect, coupled by sphere between slide block connecting rod and upper T-shaped block or lower T-shaped block, sphere block is fixed on upper T by soket head cap screw
On shape block or lower T-shaped block.
It is provided with displacement transducer, the motion letter of the T-shaped block up and down that servo hydraulic cylinder is driven on described servo hydraulic cylinder
Number send the controller of equipment to, the controller of equipment is connected with the motion controller of servo hydraulic cylinder, send control signal control
The motion of servo hydraulic cylinder processed.
Beneficial effect
The continuous variable cross section plastic plate extrusion equipment of the present invention, after plastic melt enters die cavity by nozzle connection, passes through
Choked flow rod effect make plastics with uniform thickness from extrusion extrude, then by upper and lower servo hydraulic cylinder control go up T-shaped block or
Lower T-shaped block moves up and down according to the signal of input, and then makes the plastic plate of extrusion obtain required variable cross-section plastic plate, real
Show and automatically controlled the preparation of continuous variable cross section plastic plate, Flexible Equipment is good, and control accuracy is high, greatly reduces the wave to material
Take, reduce the production cost of enterprise.
Brief description
Fig. 1 is common plasticses sheet material schematic diagram.
Fig. 2 is continuous variable cross section plastic plate schematic diagram.
Fig. 3 is schematic diagram of the present invention.
Wherein：1- nozzle connection, 2- extruder head, 3- upper impression, 4- lower impressions, 5- choked flow rod, the upper T-shaped block of 6-, T-shaped under 7-
Block, 8- servo hydraulic cylinder, 9- piston, 10- piston rod, 11- slide block connecting rod, 12- sphere block, 13- displacement transducer, 14- passes
Sense bar, 15- support column, 16- servo hydraulic cylinder base.
Specific embodiment
With reference to specific embodiments and the drawings, the present invention is expanded on further.
As shown in figure 1 and 2, the difference of common plasticses sheet material and continuous variable cross section plastic plate clearly, continuously becomes
Section plastic plate is because there is all size requirement, according to present processing method, not only time-consuming but also take material, therefore devises one kind
It is specifically designed for the extrusion equipment of continuous variable cross section plastic plate.
As shown in Figure 3, continuous variable cross section plastic plate extrusion equipment is by servo hydraulic cylinder part and extrusion die part
Composition.
Servo hydraulic cylinder part by displacement transducer 13, pull bar, hex nut, spring washer, back cylinder cover, O-ring seal,
Wear-resistant guiding ring, magnet, y-type seal ring, cylinder barrel, front end housing, dust ring, front guide pin bushing, piston rod 10, front buffer plunger, sensing
Bar 14, piston 9, rear buffer plunger, rear guide pin bushing, non-magnetic isolation pad, position magnet, tingle etc. form.
Connection form is：Buffer plunger is arranged on piston rod 10, and piston 9 is arranged on piston rod 10 by magnet connection
On, mounting O-shaped sealing ring between piston 9 and piston rod 10, y-type seal ring and wear-resistant guiding ring are installed between piston 9 and cylinder barrel.
Buffer plunger and rear guide pin bushing after the rear end of piston rod 10 is installed.Front guide pin bushing is arranged between front end housing and piston rod 10, front
Y-type seal ring and dust ring are installed on cylinder cap.Displacement transducer 13 is threadably coupled within back cylinder cover by flange, between install O
Type sealing ring, the interior in the hole (gap) of sensor bar 14 built-in piston bar 10, on the piston rod 10 of the built-in oil cylinder of position magnet.In place
Put, between magnet and piston rod 10, non-magnetic isolation pad is installed, and fixed with tingle.Front end housing, back cylinder cover and cylinder barrel lead to
Cross pull bar, spring washer and hex nut to fix, mounting O-shaped sealing ring between cylinder barrel and in front and back cylinder cap.
Extrusion die part is by adjusting screw, nozzle connection 1, choked flow rod 5, upper impression 3, upper T-shaped block 6, lower impressions 4, lower T
Shape block 7 grade forms.
Connection form is：Choked flow rod 5 is positioned on upper impression 3, and couples adjusting screw, adjusts the big of choked flow by adjusting screw
Little.Upper impression 3 and lower impressions 4 pass through two side plates and four soket head cap screw connections, form corresponding die cavity.Upper T-shaped block 6 He
Lower T-shaped block 7 forms I-shaped slide block, upper T-shaped block 6 and lower T-shaped block 7 piston by slide block connecting rod 11 and servo hydraulic cylinder 8
Bar 10 couples.Coupled by sphere between slide block connecting rod 11 and upper T-shaped block 6 and lower T-shaped block 7, sphere fast 12 is by interior hexagonal
Screw is fixed in T-shaped block 6 and lower T-shaped block 7, and is fixed with gland and soket head cap screw.Slide block connecting rod 11 and piston rod
10 pass through thread connection, and are fixed with taper bolt.
T-shaped block is connected to servo hydraulic cylinder 8 up and down.Upper servo hydraulic cylinder is fixed on by pull bar and hex nut
On servo hydraulic cylinder mounting flange, and it is fixed on servo hydraulic cylinder base 16 by support column 15, pressing plate and soket head cap screw.
Lower servo hydraulic cylinder is fixed on lower servo hydraulic cylinder mounting flange by pull bar and hex nut, and by supporting
Post 15, pressing plate and soket head cap screw are fixed on servo hydraulic cylinder base 16.
Working forms：Plastic melt enters die cavity by nozzle connection 1, makes plastics with uniform by the effect of choked flow rod 5
Thickness from extrusion extrude.Again by the effect of upper and lower servo hydraulic cylinder, control on the signal according to input for the upper and lower T-shaped block
Lower motion, and then make the plastic plate of extrusion obtain required variable cross-section plastic plate.
The present invention is due to adopting：(1) separately design two T-shaped piece 6 and 7 up and down in extrusion head, two shape blocks respectively with
Slide block connecting rod 11 sphere couples.Two servo hydraulic cylinders 8 of design separately below with lower T-shaped block 7 above upper T-shaped block 6,
Servo hydraulic cylinder 8 is outer to install displacement transducer 13, to control two T-shaped blocks up and down along needing to move.By two T-shaped blocks it
Between distance change ensure extrusion thickness continuous variable cross section plastic plate.(2) size of extrusion can be with servo hydraulic cylinder 8
Control the moving displacement of two T-shaped blocks, and then control sheet thickness design curve to be changed as requested squeezing it is not necessary to change
Lift one's head, therefore equipment produces flexible, strong adaptability, low cost.(3) due to the servo good using high-precision sensor and rigidity
Hydraulic cylinder 8, and carry out online feedback control and thickness error compensation, the plastic plate thickness and precision of therefore shaping is high, Ke Yida
Arrive ± 0.01mm, the preparation to high accuracy continuous variable cross section plastic plate can be met and require.In a word, this continuous variable cross section plastic plate
Extrusion equipment can adapt to loading demands to carry out the sheet material of thickness change design and requires, and produces flexible, controls thickness and precision high,
Greatly reduce the waste to material, reduce the production cost of enterprise.
The sheet material of continuous variable cross section can be widely used in the occasions such as industrial production and life, and the present invention moulds for variable cross-section
The preparation of flitch material provides a kind of new device.With the fast development of plastics forming technique, plastic plate should in life
With more and more extensively, this provides wide background for the application of this equipment, using continuous variable cross section plastic plate of the present invention extrusion
Equipment, the production for plastic products is provided a kind of simple, the cost-effective reduction of structure, what stock utilization greatly improved sets
Standby.
Claims (2)
1. a kind of Special plastic sheet extrusion equipment, including extrusion die part, described extrusion die part includes nozzle connection
(1) with the extruder head being connected, described extruder head (2) includes upper impression (3) and lower impressions (4), has in upper impression (3) middle setting
Choked flow rod (5) is extrusion channel in the middle of upper impression (3) and lower impressions (4) it is characterised in that：The front end face of described extruder head (2)
Add I-shaped slide block, described I-shaped slide block is divided into T-shaped block (6) and lower T-shaped block (7), upper and lower T-shaped block forms altogether
I-shaped, space between upper and lower T-shaped block and the connection of the extrusion channel in the middle of extruder head (2), upper T-shaped block (6) and lower T-shaped block
(7) it is connected to servo hydraulic cylinder (8), driven by servo hydraulic cylinder (8) and move up and down；Described servo hydraulic cylinder (8) includes
The piston (9) moving up and down in cylinder, the upper vertical piston of piston (9) has piston rod (10), described piston rod (10) and upper T-shaped block
Or lower T-shaped block (7) is fixedly connected (6)；Described piston rod (10) is connected with slide block between upper T-shaped block (6) or lower T-shaped block (7)
Bar (11) is connected, and is coupled by sphere, sphere block between slide block connecting rod (11) and upper T-shaped block (6) or lower T-shaped block (7)
(12) it is fixed in upper T-shaped block (6) or lower T-shaped block (7) by soket head cap screw.
2. Special plastic sheet extrusion equipment as claimed in claim 1 it is characterised in that：Set on described servo hydraulic cylinder (8)
It is equipped with displacement transducer (13), the motor message of the T-shaped block up and down that servo hydraulic cylinder (8) is driven sends the control of equipment to
Device, the controller of equipment is connected with the motion controller of servo hydraulic cylinder (8), sends control signal and controls servo hydraulic cylinder (8)
Motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610864299.4A CN106426863A (en) | 2016-09-29 | 2016-09-29 | Specially-shaped plastic sheet extruding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610864299.4A CN106426863A (en) | 2016-09-29 | 2016-09-29 | Specially-shaped plastic sheet extruding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106426863A true CN106426863A (en) | 2017-02-22 |
Family
ID=58171196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610864299.4A Pending CN106426863A (en) | 2016-09-29 | 2016-09-29 | Specially-shaped plastic sheet extruding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106426863A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601963A (en) * | 2012-03-29 | 2012-07-25 | 上海工程技术大学 | Equipment for extruding plastic panel with continuously variable cross-section |
| CN202592708U (en) * | 2012-03-29 | 2012-12-12 | 上海工程技术大学 | Continuous variable cross-section plastic sheet material extruding equipment |
-
2016
- 2016-09-29 CN CN201610864299.4A patent/CN106426863A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601963A (en) * | 2012-03-29 | 2012-07-25 | 上海工程技术大学 | Equipment for extruding plastic panel with continuously variable cross-section |
| CN202592708U (en) * | 2012-03-29 | 2012-12-12 | 上海工程技术大学 | Continuous variable cross-section plastic sheet material extruding equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170222 |
|
| WD01 | Invention patent application deemed withdrawn after publication |