CN105252748B - A kind of mould inscribe shaped device of forming machine - Google Patents
A kind of mould inscribe shaped device of forming machine Download PDFInfo
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- CN105252748B CN105252748B CN201510584405.9A CN201510584405A CN105252748B CN 105252748 B CN105252748 B CN 105252748B CN 201510584405 A CN201510584405 A CN 201510584405A CN 105252748 B CN105252748 B CN 105252748B
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Abstract
The present invention relates to a kind of mould inscribe shaped device of forming machine, including frame, upper die station, mold, upper die station drive mechanism, lower die station, lower mould and lower die station drive mechanism, mold is provided with loop laser knife and ring rib, and ring rib is in the outside of loop laser knife；Lower mould is provided with corresponding endless knife chopping block and annular groove.When being molded elevating control, plastic sheet cut-out is not pressed simply and constitutes sealing by loop laser knife, solves the sealing problem of plastics sucking moulding；Annular groove, ring rib constitute auxiliary seal, improve the stability of plastics sucking moulding；Loop laser knife is set directly on mold, and structure is simpler, it is to avoid loop laser knife it is too thin and cause it is pliable, the problems such as can't cut so that cut-out is more neat, stably；After formed product, cut on shaped device, improve production efficiency, reduce complete machine manufacturing cost, and make it that complete machine structure is more succinct, compact, reduce area occupied.
Description
Technical field
The present invention relates to the mould inscribe shaped device of a kind of shaped device, more particularly to a kind of forming machine.
Background technology
Be presently used for plastic products production plastics sucking moulding production equipment, generally include unwinding device, heater, into
Type device, cutting means and collection device, some plastics sucking moulding production equipments also include hole punched device.Cutting means are filled with shaping
It is to be transported on cutting means after two independent parts, formed product to be cut to put, and each product is cut out.
So cause production efficiency relatively low, and because the structure of cutting means is substantially identical with shaped device so that complete machine takes face
Product is larger, causes the waste of land resource.
The possible technique scheme that shaped device, cutting means do not unite two into one at present, because：Due to plastic uptake
Shaping needs the seal cavity to form malleation or negative pressure, moreover, strictly to be cut according to the profile of product when cutting, because
This, any that cutting for rim charge is left on product is all nonsensical.
For shaped device, cutting means are united two into one, presently, there are two kinds of imaginations, but both contemplate all substantially without
Method is implemented.
One of which is contemplated：Annular cutting knife is set on the upper mold, during matched moulds, plastic sheet is cut into corresponding block
Shape, the then flanging by mold, lower mould to block plastic sheet makes its edge seal, then carries out plastics sucking moulding, due to
Need the flanging that there is sealing, it is clear that rim charge can be produced on the periphery of product, be not enforceable scheme.
Another imagination is：Be provided for driving the cutter actuating device of annular cutting knife on the upper mold, mold,
After lower mould matched moulds plastics sucking moulding, independently drive annular cutting knife to cut off plastic sheet by cutter actuating device, so manage
By can above accomplish, but without feasibility.Because being provided for driving the cutter actuating device of annular cutting knife on mould,
This has inherently increased considerably the complexity of mold, it is often more important that, annular cutting knife is general all very thin, and annular cutting knife does not have
There are other supporting bodies, without protection structure, be easy to cause the generation during downward cut-out of annular cutting knife to bend or it
It is damaged, or can't cut at all, therefore, and it is also infeasible that annular cutting knife is independently driven using cutter actuating device.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of mould inscribe shaped device of forming machine, the mould of this forming machine
Inscribe shaped device can complete plastics sucking moulding and cut on shaped device, and plastics sucking moulding, the stability cut are higher, improve
Production efficiency, reduces complete machine manufacturing cost, and make it that complete machine structure is more succinct, compact.The technical scheme of use is such as
Under：
A kind of mould inscribe shaped device of forming machine, including frame, upper die station, mold, upper die station drive mechanism, lower mould
Platform, lower mould and lower die station drive mechanism, frame include base, footstock and a plurality of guide pillar, guide pillar be arranged on base and footstock it
Between, upper die station drive mechanism, lower die station drive mechanism are separately mounted to footstock, on base, and upper die station, lower die station are installed in and led
On post, upper die station is connected with the clutch end of upper die station drive mechanism, the power output of lower die station and lower die station drive mechanism
End connection, mold be arranged on upper die station on, lower mould installion in lower die station, it is characterized in that：The upper die station drive mechanism,
Lower die station drive mechanism includes servomotor and linkage, and the input drive connection of servomotor and linkage connects
The output end of linkage as upper die station drive mechanism, lower die station drive mechanism clutch end；The mold lower surface
Periphery be provided with loop laser knife and ring rib, ring rib be in loop laser knife outside；The lower mould upper surface
Periphery be provided with endless knife chopping block and annular groove, endless knife chopping block is corresponding with loop laser knife, annular groove and convex annular
Bar is corresponding；The matched moulds of mold and lower mould uses two-stage elevating control：It is molded elevating control and cut-out elevating control；Plastic uptake
Using shaping elevating control during shaping, plastic sheet is pressed on endless knife chopping block by loop laser knife, and ring rib is by plastics
Sheet material is pressed into annular groove, and loop laser knife, plastic sheet, mold inner chamber constitute the upper sealing for positive pressure forming
Chamber, lower mould, plastic sheet constitute the lower annular seal space for vacuum forming, and loop laser knife is the packing follower of lower annular seal space,
Lower mould upper surface periphery, plastic sheet constitute the external seal chamber for auxiliary seal, and loop laser knife is interior for external seal chamber
Packing follower, annular groove, ring rib constitute the external seal casting die of external seal chamber；When being cut after shaping, using cut-out
Elevating control, loop laser knife is depressed on endless knife chopping block, and plastic sheet is cut off.
By setting loop laser knife on the periphery of mold lower surface, and using shaping elevating control, cut-out lifting control
Two-stage elevating control processed, when being molded elevating control, mold, the opposite matched moulds of lower mould, loop laser knife are tight by plastic sheet
It is pressed on knife chopping block, loop laser knife is typically cut into the centre of plastic sheet without plastic sheet is cut off, so as to be formed
Upper annular seal space and lower annular seal space, pass through positive pressure forming or vacuum forming, or positive pressure forming, negative pressure necessary to plastics sucking moulding
Shaping is carried out simultaneously, completes the plastics sucking moulding of product, and cut-out elevating control is then carried out again, and mold, lower mould continue opposite
Motion, loop laser knife is depressed on knife chopping block, plastic sheet cut off, and cuts out the product of each plastics sucking moulding.Due to
In the case where being molded elevating control, plastic sheet is not cut off and simply pressed by loop laser knife, loop laser knife, plastics
Sheet material, mold inner chamber constitute the upper annular seal space for positive pressure forming, and lower mould, plastic sheet are constituted under vacuum forming
Annular seal space, meets the necessary condition of plastics sucking moulding, solves the plastics sucking moulding sealing for setting loop laser knife on the upper mold
Problem, it is ensured that plastics sucking moulding has higher stability；And loop laser knife presses plastic sheet and there may be sealing effectiveness not
Good the problem of, for example, loop laser knife is provided with tiny breach, make after the product cut-out of shaping still with rim charge adhesion so as to defeated
Send, so this may result in losing heart and influenceing the stability of plastics sucking moulding, therefore, by setting annular on the outside of loop laser knife
Groove, ring rib, in plastics sucking moulding, plastic sheet is pressed into annular groove by ring rib, mould upper surface periphery,
Plastic sheet constitutes the external seal chamber for auxiliary seal, so, occurs to lose heart at loop laser knife, in outer annular seal space
In the presence of, plastics sucking moulding part further ensures that being smoothed out for plastics sucking moulding, further still in the state being fully sealed
Improve the stability of plastics sucking moulding；Loop laser knife is set directly on mold, and with mold one integrated mass, mold is constituted
The protection structure of loop laser knife, the drive mechanism without being separately provided loop laser knife is simpler in structure, and keeps away
Exempted from loop laser knife it is too thin and cause it is pliable, the problems such as can't cut so that cut-out is more neat, stably；In product
After shaping, cut on shaped device, without being set in subsequent handling dedicated for cutting of cutting out product
Equipment, improves production efficiency, reduces complete machine manufacturing cost, and make it that complete machine structure is more succinct, compact, significantly subtracts
The area occupied of complete machine is lacked, in the modern society of an inch of land is an inch of gold now, its value is especially pronounced.
As the preferred scheme of the present invention, in addition to footstock elevating mechanism, the footstock is installed by footstock elevating mechanism
On each bar guide pillar.Footstock is arranged on each bar guide pillar by footstock elevating mechanism, by the regulation of footstock elevating mechanism,
Have adjusted the position height of footstock, thus have adjusted die station initial position height, adapt to products of different specifications matched moulds into
Type, will produce the product of different height, as long as after more mold exchange, being carried out by footstock elevating mechanism to the height and position of footstock
Regulation, considerably reduces the improvement cost of equipment.
As preferred scheme of the invention further, the footstock elevating mechanism includes lifting motor, ring chain, multiple
Travelling gear, multiple lifter wheels and a plurality of lifting shaft；Lifting motor, travelling gear, lifter wheel are installed in the footstock
On, lifting motor is connected with one of travelling gear, and ring chain bypasses each travelling gear, lifter wheel successively；
Each lifter wheel offers axis hole, and the inwall of axis hole is provided with internal thread, and each bar lifting shaft is equipped with external screw thread, lifting shaft
In the axis hole of corresponding lifter wheel, external screw thread is meshed with internal thread；The lower end of lifting shaft connects with corresponding guide pillar upper end
Connect.Lifting motor drives each lifter wheel to rotate by travelling gear, ring chain, by between lifter wheel and lifting shaft
Internal thread is engaged with externally threaded, makes lifter wheel along lifting shaft as oscilaltion campaign, so as to drive above and below whole footstock work
Elevating movement, this footstock elevating mechanism due between lifter wheel and lifting shaft internal thread engaged with externally threaded, not only rise
Drop quite synchronously, stably, and weight capacity is fairly good, can preferably be subjected to the impulsive force of matched moulds, it is ensured that the stability of matched moulds.
As the preferred scheme of the present invention, the lower mould is punch-pin, and the upper surface of lower mould, plastic sheet constitute described
Lower annular seal space.
As the preferred scheme of the present invention, the lower mould is cavity plate, and the inner chamber of lower mould, plastic sheet constitute described
Lower annular seal space.
As further preferred scheme of the invention, stretching drive mechanism and stretching head are additionally provided with affiliated mold, is drawn
Stretch drive mechanism to install on the upper mold, stretching head is connected with stretching the clutch end of drive mechanism.In plastics sucking moulding, draw
Stretch drive mechanism driving stretching head to be pressed to plastic sheet in the inner chamber of lower mould, aid in sheet forming, be adapted to larger depth
The formed product of degree.
As the preferred scheme of the present invention, annular Cutter apron is additionally provided with the mold, the loop laser knife is installed
On annular Cutter apron.Annular Cutter apron clamps loop laser knife on the upper mold, only exposes knife edge part so that annular swashs
The structural integrity of finishing tool more preferably, is more stablized, also further avoids the bending of loop laser knife.
As the preferred scheme of the present invention, the mold is metal die.Mold uses metal die, ring of being more convenient for
The installation of shape laser knife, can use more firm welding manner, and the structural stability of the loop laser knife after installation is more preferable.
As the preferred scheme of the present invention, punching cylinder and piercing knife are additionally provided with the mold, punching cylinder is installed
On the upper mold, piercing knife is arranged on the piston rod of punching cylinder.After product plastics sucking moulding, the driving punching of punching cylinder
Knife is pushed, and is completed the punching to product, is saved follow-up punching operation, make the structure of complete machine more succinct, compact, further subtract
The area occupied of complete machine is lacked.
As the preferred scheme of the present invention, annular support side and Tuo Bian cylinders, support side cylinder peace are additionally provided with the lower mould
On lower mould, annular support piston rod of cylinder while with support is connected.Annular support side is used as down formed in mould under normal conditions
A part, when plastics sucking moulding, cut after, when being stripped, support while cylinder driving annular support while declines, make lower mould be molded
Product actively depart from, be more prone to the demoulding, and avoid shaping product the demoulding when cause deformation, improve the conjunction of product
Lattice rate.
The present invention compared with prior art, has the following advantages that：
Because in the case where being molded elevating control, plastic sheet is not cut off and simply pressed by loop laser knife, ring
Shape laser knife, plastic sheet, mold inner chamber constitute the upper annular seal space for positive pressure forming, and lower mould, plastic sheet, which are constituted, to be used
In the lower annular seal space of vacuum forming, the necessary condition of plastics sucking moulding is met, setting loop laser knife on the upper mold is solved
Plastics sucking moulding sealing problem, it is ensured that plastics sucking moulding have higher stability；By setting annular on the outside of loop laser knife
Groove, ring rib, constitute the external seal chamber for auxiliary seal, further ensure that being smoothed out for plastics sucking moulding, further
Improve the stability of plastics sucking moulding；Loop laser knife is set directly on mold, and with mold one integrated mass, mold is constituted
The protection structure of loop laser knife, the drive mechanism without being separately provided loop laser knife is simpler in structure, and keeps away
Exempted from loop laser knife it is too thin and cause it is pliable, the problems such as can't cut so that cut-out is more neat, stably；In product
After shaping, cut on shaped device, without being set in subsequent handling dedicated for cutting of cutting out product
Equipment, improves production efficiency, reduces complete machine manufacturing cost, and make it that complete machine structure is more succinct, compact, significantly subtracts
The area occupied of complete machine is lacked, in the modern society of an inch of land is an inch of gold now, its value is especially pronounced.
Brief description of the drawings
Fig. 1 is the structural representation of the preferred embodiment for the present invention；
Fig. 2 is mold, the structural representation of lower mould；
Fig. 3 is the structural representation of part A in Fig. 2；
Fig. 4 is the structural representation of part B in Fig. 2；
Fig. 5 is the structural representation of footstock elevating mechanism.
Embodiment
It is described further below in conjunction with the accompanying drawings with the preferred embodiment of the present invention.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the mould inscribe shaped device of this forming machine, including frame 1, upper die station 2,
Mold 3, upper die station drive mechanism 4, lower die station 5, lower mould 6 and lower die station drive mechanism 7, lower mould 5 are what metal was made
Punch-pin；Frame 1 includes base 101, footstock 102 and a plurality of guide pillar 103, and guide pillar 103 is arranged between base 101 and footstock 102,
Upper die station drive mechanism 4, lower die station drive mechanism 7 are separately mounted to footstock 102, on base 101, upper die station drive mechanism 4, under
Die station drive mechanism 7 includes servomotor 401 and linkage 402, the input of servomotor 401 and linkage 402
Drive connection, the output end of linkage 402 as upper die station drive mechanism 4, lower die station drive mechanism 7 clutch end；
Upper die station 2, lower die station 5 are installed on guide pillar 103, the output end of linkage 402 of upper die station 2 and upper die station drive mechanism 4
Connection, lower die station 5 is connected with the output end of linkage 402 of lower die station drive mechanism 7；Mold 3 is arranged in upper die station 2,
Lower mould 6 is arranged in lower die station 5；The periphery of the lower surface of mold 3 is provided with loop laser knife 8 and ring rib 9, ring rib
9 are in the outside of loop laser knife 8, and loop laser knife 8 is arranged on mold 3 by annular Cutter apron 10；The lower upper table of mould 6
The periphery in face is provided with endless knife chopping block 11 and annular groove 12, and endless knife chopping block 11 is corresponding with loop laser knife 8, annular groove
12 is corresponding with ring rib 9；The matched moulds of mold 3 and lower mould 6 uses two-stage elevating control：It is molded elevating control and cut-out
Elevating control；Using shaping elevating control during plastics sucking moulding, plastic sheet 13 is pressed on endless knife chopping block 11 by loop laser knife 8
On, plastic sheet 13 is pressed into annular groove 12 by ring rib 9, loop laser knife 8, plastic sheet 13, the inner chamber of mold 3
The upper annular seal space 14 for positive pressure forming is constituted, the upper surface of lower mould 6, plastic sheet 13 are constituted for close under vacuum forming
Seal chamber 15, loop laser knife 3 is the packing follower of lower annular seal space 15, the lower upper surface periphery of mould 6, plastic sheet 13 is constituted is used for
The external seal chamber 16 of auxiliary seal, loop laser knife 3 is the interior sealing casting die of external seal chamber 16, annular groove 12, ring rib 9
Constitute the external seal casting die of external seal chamber 16；When being cut after shaping, using cut-out elevating control, loop laser knife 3 is pushed
Onto endless knife chopping block 11, plastic sheet 13 is cut off.
The mould inscribe shaped device of this forming machine also includes footstock elevating mechanism 17, and footstock 102 passes through footstock lift
Structure 17 is arranged on each bar guide pillar 103.Wherein, footstock elevating mechanism 17 include lifting motor 1701, it is ring chain 1702, multiple
Travelling gear 1703, multiple lifter wheels 1704 and a plurality of lifting shaft 1705；Lifting motor 1701, travelling gear 1703, lifting
Gear 1704 is installed on footstock 102, and lifting motor 1701 is connected with one of travelling gear 1703, ring chain
1702 bypass each travelling gear 1703, lifter wheel 1704 successively；Each lifter wheel 1704 offers axis hole, axis hole
Inwall is provided with internal thread, and each bar lifting shaft 1705 is equipped with external screw thread, and lifting shaft 1705 is in corresponding lifter wheel 1704
In axis hole, external screw thread is meshed with internal thread；The lower end of lifting shaft 1705 is connected with the corresponding upper end of guide pillar 103.
Punching cylinder 18 and piercing knife 19 are additionally provided with mold 3, punching cylinder 18 is arranged on mold 3, piercing knife
19 are arranged on the piston rod of punching cylinder 18.
Annular support side 20 and Tuo Bian cylinders 21 are additionally provided with lower mould 6, support side cylinder 21 is arranged on lower mould 6, annular
Hold in the palm while 20 with hold in the palm while cylinder 21 piston rod be connected.
By setting loop laser knife 8 on the periphery of the lower surface of mold 3, and using shaping elevating control, cut-out lifting
Two-stage elevating control is controlled, when being molded elevating control, mold 3, the opposite matched moulds of lower mould 4, loop laser knife 8 is by plastic sheet
Material 13 is pressed on endless knife chopping block 11, and loop laser knife 8 is typically cut into the centre of plastic sheet 13 without by plastic sheet
Material 13 is cut off, so that upper annular seal space 14 and lower annular seal space 15 necessary to foring plastics sucking moulding, pass through positive pressure forming or negative pressure
Shaping, or positive pressure forming, vacuum forming are carried out simultaneously, complete the plastics sucking moulding of product, cut-out elevating control is then carried out again,
Mold 3, lower mould 4 continue move toward one another, and loop laser knife 8 is depressed on endless knife chopping block 11, plastic sheet 13 is cut off,
Cut out the product of each plastics sucking moulding.Because in the case where being molded elevating control, loop laser knife 8 is not by plastic sheet
Material 13 cuts off and simply pressed, and loop laser knife 8, plastic sheet 13, the inner chamber of mold 3 constitute the upper sealing for positive pressure forming
Chamber 14, the upper surface of lower mould 6, plastic sheet 13 constitute the lower annular seal space 15 for vacuum forming, meet plastics sucking moulding
Necessary condition, solves the plastics sucking moulding sealing problem that loop laser knife 8 is set on mold 3, it is ensured that plastics sucking moulding has
Higher stability；And loop laser knife 8 presses plastic sheet 13 and there may be the problem of sealing effectiveness is not good, for example, annular
Laser knife 8 is provided with tiny breach, makes the product of shaping still this may result in letting out to convey, so with rim charge adhesion after cutting off
Gas and the stability for influenceing plastics sucking moulding, therefore, by setting annular groove 12, ring rib 9 in the outside of loop laser knife 8,
In plastics sucking moulding, plastic sheet 13 is pressed into annular groove 12 by ring rib 9, the lower upper surface periphery of mould 6, plastic sheet
Material 13 constitutes the external seal chamber 16 for auxiliary seal, so, occurs to lose heart at loop laser knife 8, in outer annular seal space
In the presence of 16, plastics sucking moulding part further ensures that being smoothed out for plastics sucking moulding, enters one still in the state being fully sealed
Step improves the stability of plastics sucking moulding；Loop laser knife 8 is set directly on mold 3, with the one integrated mass of mold 3, upper mould
Tool 3 constitutes the protection structure of loop laser knife 8, and the drive mechanism without being separately provided loop laser knife 8 is simpler in structure
It is single, and avoid loop laser knife 8 it is too thin and cause it is pliable, the problems such as can't cut so that cut-out is more neat, steady
It is fixed；After formed product, cut on shaped device, without being set in subsequent handling dedicated for product is cut out
The cutting apparatus come, improves production efficiency, reduces complete machine manufacturing cost, and make it that complete machine structure is more succinct, compact,
The area occupied of complete machine is drastically reduce the area, in the modern society of an inch of land is an inch of gold now, its value is especially pronounced.
In addition, footstock 102 is arranged on each bar guide pillar 103 by footstock elevating mechanism 17, pass through footstock elevating mechanism 17
Regulation, have adjusted the position height of footstock 102, thus have adjusted die station 2 initial position height, adapt to different size production
The matched moulds shaping of product, will produce the product of different height, as long as after more mold exchange, by footstock elevating mechanism 17 to footstock
Height and position is adjusted, and considerably reduces the improvement cost of equipment.And footstock elevating mechanism 17 is set to include rising
Drop motor 1701, ring chain 1702, multiple travelling gears 1703, multiple lifter wheels 1704, a plurality of lifting shaft 1705 match
The structure of conjunction, lifting motor 1701 drives each lifter wheel 1704 to rotate by travelling gear 1703, ring chain 1702, leads to
Cross internal thread between lifter wheel 1704 and lifting shaft 1705 to engage with externally threaded, make lifter wheel 1704 along lifting shaft 1705
Make oscilaltion campaign, so as to drive whole footstock 102 to make oscilaltion campaign, this footstock elevating mechanism 17 is due to lifting tooth
Internal thread is engaged with externally threaded between wheel 1704 and lifting shaft 1705, is not only lifted quite synchronously, stably, and weight capacity
It is fairly good, it can preferably be subjected to the impulsive force of matched moulds, it is ensured that the stability of matched moulds.
In addition, being additionally provided with annular support side 20 and Tuo Bian cylinders 21 on lower mould 6, support side cylinder 21 is arranged on lower mould 6,
Annular support while 20 with hold in the palm while cylinder 21 piston rod be connected.The part that annular support side 20 is molded as lower mould 6 under normal conditions,
When plastics sucking moulding, cut after, when being stripped, support 20 declines when cylinder 21 drives annular to hold in the palm, and makes lower mould 6 and shaping
Product actively departs from, and is more prone to the demoulding, and avoids the product of shaping from causing deformation in the demoulding, improves the qualified of product
Rate.
In other embodiments, lower mould is cavity plate, the lower annular seal space that the inner chamber of lower mould, plastic sheet are constituted.
In other embodiments, in the case that lower mould is cavity plate, stretching drive mechanism and drawing are additionally provided with mold
Extension head, stretching drive mechanism is installed on the upper mold, and stretching head is connected with stretching the clutch end of drive mechanism.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, its each several part title etc. can not
Together, the equivalent or simple change that all construction, feature and principles according to described in inventional idea of the present invention are done, is included in the present invention
In the protection domain of patent.Those skilled in the art can do various each to described specific embodiment
The modification of sample or supplement or using similar mode substitute, without departing from the present invention structure or surmount the claims
Defined scope, all should belong to protection scope of the present invention.
Claims (10)
1. a kind of mould inscribe shaped device of forming machine, including frame, upper die station, mold, upper die station drive mechanism, lower mould
Platform, lower mould and lower die station drive mechanism, frame include base, footstock and a plurality of guide pillar, guide pillar be arranged on base and footstock it
Between, upper die station drive mechanism, lower die station drive mechanism are separately mounted to footstock, on base, and upper die station, lower die station are installed in and led
On post, upper die station is connected with the clutch end of upper die station drive mechanism, the power output of lower die station and lower die station drive mechanism
End connection, mold be arranged on upper die station on, lower mould installion in lower die station, it is characterized in that：The upper die station drive mechanism,
Lower die station drive mechanism includes servomotor and linkage, and the input drive connection of servomotor and linkage connects
The output end of linkage as upper die station drive mechanism, lower die station drive mechanism clutch end；The mold lower surface
Periphery be provided with loop laser knife and ring rib, ring rib be in loop laser knife outside；The lower mould upper surface
Periphery be provided with endless knife chopping block and annular groove, endless knife chopping block is corresponding with loop laser knife, annular groove and convex annular
Bar is corresponding；The matched moulds of mold and lower mould uses two-stage elevating control：It is molded elevating control and cut-out elevating control；Plastic uptake
Using shaping elevating control during shaping, plastic sheet is pressed on endless knife chopping block by loop laser knife, and ring rib is by plastics
Sheet material is pressed into annular groove, and loop laser knife, plastic sheet, mold inner chamber constitute the upper sealing for positive pressure forming
Chamber, lower mould, plastic sheet constitute the lower annular seal space for vacuum forming, and loop laser knife is the packing follower of lower annular seal space,
Lower mould upper surface periphery, plastic sheet constitute the external seal chamber for auxiliary seal, and loop laser knife is interior for external seal chamber
Packing follower, annular groove, ring rib constitute the external seal casting die of external seal chamber；When being cut after shaping, using cut-out
Elevating control, loop laser knife is depressed on endless knife chopping block, and plastic sheet is cut off.
2. the mould inscribe shaped device of forming machine as claimed in claim 1, it is characterized in that：Also include footstock elevating mechanism, institute
Footstock is stated to be arranged on each bar guide pillar by footstock elevating mechanism.
3. the mould inscribe shaped device of forming machine as claimed in claim 2, it is characterized in that：The footstock elevating mechanism includes rising
Motor, ring chain, multiple travelling gears, multiple lifter wheels and a plurality of lifting shaft drop；Lifting motor, travelling gear, lifting
Gear is installed on the footstock, and lifting motor is connected with one of travelling gear, and ring chain is bypassed respectively successively
Individual travelling gear, lifter wheel；Each lifter wheel offers axis hole, and the inwall of axis hole is provided with internal thread, each bar lifting shaft
External screw thread is equipped with, lifting shaft is in the axis hole of corresponding lifter wheel, and external screw thread is meshed with internal thread；Under lifting shaft
End is connected with corresponding guide pillar upper end.
4. the mould inscribe shaped device of forming machine as claimed in claim 1, it is characterized in that：The lower mould is punch-pin, lower mould
The upper surface of tool, plastic sheet constitute described lower annular seal space.
5. the mould inscribe shaped device of forming machine as claimed in claim 1, it is characterized in that：The lower mould is cavity plate, lower mould
The inner chamber of tool, plastic sheet constitute described lower annular seal space.
6. the mould inscribe shaped device of forming machine as claimed in claim 5, it is characterized in that：Stretching is additionally provided with affiliated mold
Drive mechanism and stretching head, stretching drive mechanism are installed on the upper mold, stretching head and the clutch end of stretching drive mechanism
Connection.
7. the mould inscribe shaped device of forming machine as claimed in claim 1, it is characterized in that：Annular is additionally provided with the mold
Cutter apron, the loop laser knife is arranged on annular Cutter apron.
8. the mould inscribe shaped device of forming machine as claimed in claim 1, it is characterized in that：The mold is metal die.
9. the mould inscribe shaped device of forming machine as claimed in claim 1, it is characterized in that：Punching is additionally provided with the mold
Cylinder and piercing knife, punching cylinder are installed on the upper mold, and piercing knife is arranged on the piston rod of punching cylinder.
10. the mould inscribe shaped device of forming machine as claimed in claim 1, it is characterized in that：Ring is additionally provided with the lower mould
Shape support side and Tuo Bian cylinders, support side cylinder are arranged on lower mould, and annular support piston rod of cylinder while with support is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510584405.9A CN105252748B (en) | 2015-09-15 | 2015-09-15 | A kind of mould inscribe shaped device of forming machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510584405.9A CN105252748B (en) | 2015-09-15 | 2015-09-15 | A kind of mould inscribe shaped device of forming machine |
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| CN105252748A CN105252748A (en) | 2016-01-20 |
| CN105252748B true CN105252748B (en) | 2017-10-10 |
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| CN107618175A (en) * | 2017-10-17 | 2018-01-23 | 杭州康发塑料机械有限公司 | Full-automatic positive and negative pressing mold inscribe forming machine |
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| GB2121349A (en) * | 1982-05-29 | 1983-12-21 | Illig Maschinenbau Adolf | Moulding apparatus for moulding thermoplastic sheet material |
| DE3823189A1 (en) * | 1987-07-01 | 1990-01-25 | Vtm Verfahrenstechnik Ag Feldb | Process and apparatus for producing plastic parts |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105252748A (en) | 2016-01-20 |
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