CN104260325B - The shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds - Google Patents
The shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds Download PDFInfo
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- CN104260325B CN104260325B CN201410383162.8A CN201410383162A CN104260325B CN 104260325 B CN104260325 B CN 104260325B CN 201410383162 A CN201410383162 A CN 201410383162A CN 104260325 B CN104260325 B CN 104260325B
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Abstract
The present invention provides a kind of forming method of the handle installing hole of rear-mounted PET bottle blowing moulds, comprises the following steps：S1：PET bottle embryo is put into PET bottle blow molding die cavity, gases at high pressure is passed through and carries out blow molding；S2:PET handles install fixing hole shaping mechanism extending action, fit to form handle installation fixing hole with the PET bottle in blow molding；S3：PET handles are installed fixing hole shaping mechanism and exited, and PET bottle blow molding die cavity is opened, and PET bottle is taken out；The present invention also provides a kind of low pressure molding mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds, including the bottle blowing moulding die cavity for PET bottle blow molding and the low pressure molding mechanism for being used to form PET bottle handle installation fixing groove with bottle blowing moulding die cavity cooperation simultaneously；It is engaged by using low pressure molding mechanism with bottle blowing moulding die cavity, blow molding PET bottle is forming handle mounting groove on the outside of PET bottle in the case where inner chamber gases at high pressure are mutually extruded with outside telescopic mechanical arm in corresponding handle installation site up and down.
Description
Technical field
The present invention relates to the handle peace in plastic moulds technology field, more particularly to a kind of rear-mounted PET bottle blowing moulds
Fill the shaping mechanism in hole.
Background technology
PET（Poly terephthalic acid class plastics）Bottle is in bottle blowing mould, it is necessary to by adopting during progress blow molding
A set of handle installation cavity shaping mechanism is taken to be engaged with plastic bottle die cavity, so that plastic bottle housing is during blow molding,
Handle mounting groove is formed in the corresponding handle installation site of plastic bottle hull outside.Wherein, because plastic bottle is in blow molding
During, its internal blow gas is gases at high pressure, and the handle installation cavity shaping mechanism that thus be accordingly used in handle mounting groove is possessing
In the case of larger power, it can just be balanced each other with the gases at high pressure of plastic bottle inside cavity, so that plastic bottle body is blowing
During being moulded into type, handle mounting groove is formed at the position that hull outside handle is installed.Existing handle installation cavity into
Type mechanism its in order to possess larger power performance, the power set used are often exactly to adopt for powerful device, specifically
Stretching and the retraction to realize mechanical arm, whole mechanism pair during work are engaged with gases at high pressure, the relative slip in inclined-plane and spring
Sealing requirements are higher, simultaneously because gases at high pressure, which need to have, should overcome the retraction force of mechanical arm, spring is overcome again
Reaction force, so that the high-pressure gas pressure needed is very big, further, since gases at high pressure are during on-off, meeting
Ear-piercing noise is caused, while in-house sealing ring is easy to wear, the fracture of spring fatiguability, the life-span is low；Mechanism is easily stuck, makes
Into shutdown, influence production.Whole handle installation cavity shaping mechanism is complicated, and maintenance cost is high, is unfavorable for enterprise's production cost
Reduction.
The content of the invention
Realized it is an object of the invention to overcome the deficiencies of the prior art and provide one kind simple in construction, cost is relatively low, work
It is reliable and stable, the forming method of the handle installing hole shaping mechanism of the high rear-mounted PET bottle blowing moulds of production efficiency.
To achieve the above object, technical scheme provided by the present invention is：A kind of handle peace of rear-mounted PET bottle blowing moulds
Fill the forming method in hole, it is characterised in that：Comprise the following steps：
S1：PET bottle embryo is put into PET bottle blow molding die cavity, gases at high pressure is passed through and carries out blow molding；
S2:PET handles install fixing hole shaping mechanism extending action, are fitted shape with the PET bottle in blow molding
Fixing hole is installed into handle；
S3：PET handles are installed fixing hole shaping mechanism and exited, and PET bottle blow molding die cavity is opened, and PET bottle is taken out.
Meanwhile, the present invention also provides a kind of low pressure molding mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds, including
Pacify for the bottle blowing moulding die cavity of PET bottle blow molding and with what the bottle blowing moulding die cavity coordinated for forming PET bottle handle
Fill the low pressure molding mechanism of fixing groove.
Preferably, the low pressure molding mechanism includes driving lever, the cylinder for driving driving lever action and can
Dismounting is connected at least one set of molding assembly on the driving lever；The molding assembly includes rack and pinion drive mechanism, connection
Plate, with connecting plate formation rotate the power transmission shaft that is connected and be for respectively forming the one of PET handle bottle up knob mounting grooves
To shaping mechanism, each shaping mechanism includes the flexible machinery for being used to form handle mounting groove that connecting rod and the connecting rod one end are hinged
Arm, wherein the rack in the rack and pinion drive mechanism is connected with driving lever dismoutability fastening, gear and the transmission
The fastening of axle one end is connected, and the power transmission shaft other end is articulated and connected with the pair of shaping mechanism respectively.
Preferably, the low pressure molding mechanism includes cylinder and the molding assembly driven by the cylinder, the shaping group
Part includes rack and pinion drive mechanism, connecting plate, rotates the power transmission shaft being connected with connecting plate formation and be respectively used to shape
Into a pair of shaping mechanisms of PET handle bottle up knob mounting grooves, each shaping mechanism includes what connecting rod was hinged with the connecting rod one end
Telescopic mechanical arm for forming handle mounting groove, wherein rack and the cylinder phase in the rack and pinion drive mechanism
Even, gear is connected with the fastening of described power transmission shaft one end, and the power transmission shaft other end is articulated and connected with the pair of shaping mechanism respectively.
Further, the power transmission shaft other end by provided with a round turntable respectively with the pair of shaping mechanism cut with scissors
Connect connected, the connecting rod other end in each of which shaping mechanism is hinged with the rotating disk.
Further, the connecting plate is connected by being provided with a pair of bearings with power transmission shaft formation rotation, wherein should
A pair of bearings is respectively arranged in the bearing mounting hole upper and lower ends that connecting plate is provided with.
Preferably, the low pressure molding mechanism includes a pair of section gaps the first drive rod positioned opposite and the second driving
Bar, the cylinder and at least one set of hinge for being respectively used to drive first pair of drive rod and the second drive rod linear reciprocating motion for a pair
It is connected to the second molding assembly between first drive rod and the second drive rod；Every one second molding assembly include a pair respectively with
Link assembly that first drive rod and the second drive rod are hinged and being used for for a pair formed above and below handle mounting groove it is flexible
Mechanical arm, each of which link assembly includes the connecting rod that is hinged jointly of a pair of one end, a pair of links other end respectively with it is described
A pair of telescopic mechanical arms are hinged.
Preferably, the low pressure molding mechanism include for PET bottle blow molding bottle blowing die cavity and with the bottle blowing die
What chamber was engaged is used to form the molding assembly that PET bottle handle installs fixing groove, and the molding assembly includes driving lever, for driving
Cylinder, connecting plate, a pair of the mechanical arms and a pair of connections for forming handle installation fixing groove of the driving lever telescopic moving
Bar, is fastenedly connected wherein the molding assembly is made up of connecting plate with the bottle blowing die cavity；The pair of mechanical arm is with being connected
Plate one side is hinged, and a pair of mechanical arms are also hinged with the pair of connecting rod one end respectively, and a pair of connecting rods are another
End is articulated with the driving lever jointly.
Preferably, the low pressure molding mechanism include for PET bottle blow molding shaping mold cavity and with the shaping mould
Chamber coordinate molding assembly, the molding assembly include driving lever, the drive cylinder for driving the driving lever telescopic moving and
At least one set of molding assembly on the driving lever is removably connected to, each molding assembly includes connecting with the driving lever dismoutability
The mounting seat that connects, connecting plate, be used to for a pair being formed PET bottle handle install fixing hole mechanical arm and a pair respectively with this pair
The connecting shaft that mechanical arm is fastenedly connected, is slidably connected wherein the pair of mechanical arm is constituted with the connecting plate, this pair of machineries
The cylindrical limiting section that arm is also provided with by the pair of connecting shaft one end is positioned in the company with the neck being provided with connecting plate
On fishplate bar, the waist-shaped hole that the cylindrical limiting section is also arranged in mounting seat with a pair in "eight" shape respectively constitutes the company of slip
Connect, when the driving lever drive mounting seat is moved back and forth, a pair of waist-shaped holes promote a pair of machines by the connecting shaft respectively
Tool arm stretches out or shunk movement.
Preferably, the low pressure molding mechanism include for PET bottle blow molding shaping mold cavity and with the shaping mould
Chamber coordinate laborsaving molding assembly, the molding assembly include drive cylinder, rack and-pinion mechanism, for the shaping mould
Connecting plate that chamber is detachably connected, power transmission shaft, be used to for a pair being formed PET bottle handle install fixing hole mechanical arm and a pair of companies
Extension bar, wherein the rack and pinion in the rack and-pinion mechanism is connected with drive cylinder and power transmission shaft one end respectively, should
The power transmission shaft other end is also hinged with the pair of connecting rod one end respectively, a pair of connecting rod other ends respectively with it is the pair of
Mechanical arm is hinged, and the power transmission shaft is made up of to rotate and is connected bearing and the connecting plate.
The present invention is engaged after such scheme is employed by using low pressure molding mechanism with bottle blowing moulding die cavity.It is low
Telescopic moving in the track that mechanical arm in molded mechanism is provided with along PET bottle die cavity under the driving of low-pressure gas, with
PET bottle in blowing state is in contact, and blow molding PET bottle is mutually squeezed in inner chamber gases at high pressure with outside telescopic mechanical arm
Pressure, handle mounting groove is being formed on the outside of PET bottle in corresponding handle installation site up and down.In addition this programme can also pass through
Provided with multigroup molding assembly, it is possible to achieve while working multigroup bottle blowing so that this programme is while production efficiency is improved
Device structure is simplified, the shaping work of handle mounting groove is realized using lower-powered power set, it is effective to reduce
The production cost of enterprise.
Brief description of the drawings
Fig. 1 is the handle installing hole shaping mechanism structural decomposition diagram of embodiment one in the present invention.
Fig. 2 is the handle installing hole shaping mechanism structural representation of embodiment one in the present invention.
Fig. 3 stretches out and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment one in the present invention
Back structures view when die cavity in mould is engaged.
Fig. 4 stretches out and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment one in the present invention
Forward structure view when die cavity in mould is engaged.
Fig. 5 is withdrawn and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment one in the present invention
Back structures view when die cavity in mould is engaged.
Fig. 6 is withdrawn and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment one in the present invention
Forward structure view when die cavity in mould is engaged.
Fig. 7 is the handle installing hole shaping mechanism structural representation of embodiment two in the present invention.
Fig. 8 is the handle installing hole shaping mechanism overlooking the structure diagram of embodiment two in the present invention.
Fig. 9 is the handle installing hole shaping mechanism structural representation of embodiment three in the present invention.
Figure 10 is the handle installing hole shaping mechanism structural decomposition diagram of embodiment three in the present invention.
Figure 11 stretches out and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment three in the present invention
Back structures view when die cavity in mould is engaged.
Figure 12 stretches out and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment three in the present invention
Forward structure view when die cavity in mould is engaged.
Figure 13 is withdrawn and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment three in the present invention
Back structures view when die cavity in mould is engaged.
Figure 14 is withdrawn and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment three in the present invention
Forward structure view when die cavity in mould is engaged.
Figure 15 is the handle molding mechanism structural representation of example IV in the present invention.
When Figure 16 is installed on that die cavity is engaged in PET bottle bottle blowing mould for the handle molding mechanism of example IV in the present invention
Dimensional structure diagram.
When Figure 17 is installed on that die cavity is engaged in PET bottle bottle blowing mould for the handle molding mechanism of example IV in the present invention
Back structures view.
When Figure 18 is installed on that die cavity is engaged in PET bottle bottle blowing mould for the handle molding mechanism of example IV in the present invention
Forward structure view
Figure 19 be in Figure 17 A to cross section structure diagram.
Figure 20 is the handle molding mechanism structural representation of embodiment five in the present invention.
Figure 21 is the handle installing hole shaping mechanism structural decomposition diagram of embodiment five in the present invention.
Figure 22 stretches out and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment five in the present invention
Configuration state schematic diagram when die cavity in mould is engaged.
Figure 23 is withdrawn and PET bottle bottle blowing for telescopic mechanical arm in the handle installing hole shaping mechanism of embodiment five in the present invention
Configuration state schematic diagram when die cavity in mould is engaged.
Figure 24 is B in Figure 23 to cross section structure diagram.
Figure 25 is handle installing hole shaping mechanism structural representation in embodiment six in the present invention.
Figure 26 in the present invention in embodiment six molding assembly structural representation.
Structural representation when Figure 27 stretches out for handle installing hole shaping mechanism structure in embodiment six in the present invention.
Figure 28 is C in Figure 27 to cross section structure diagram.
Structural representation when Figure 29 retracts for handle installing hole shaping mechanism structure in embodiment six in the present invention.
When Figure 30 retracts for handle installing hole shaping mechanism structure in embodiment six in the present invention and in PET bottle bottle blowing mould
The structural representation that is engaged of die cavity.
Figure 31 is the handle installing hole shaping mechanism structural decomposition diagram of embodiment six in the present invention.
Embodiment
With reference to specific embodiment, the invention will be further described：
Embodiment one：
The present embodiment provides the forming method that a kind of rear-mounted handle PET bottle blowings handle installs fixing hole, it is characterised in that：
Comprise the following steps： S1：PET bottle embryo is put into PET bottle blow molding die cavity, gases at high pressure is passed through and carries out blow molding；
S2:PET handles install fixing hole shaping mechanism extending action, fit to form handle peace with the PET bottle in blow molding
Fill fixing hole；S3：PET handles are installed fixing hole shaping mechanism and exited, and PET bottle blow molding die cavity is opened, and PET bottle is taken out.
Referring to shown in accompanying drawing 1 to accompanying drawing 2, the present embodiment also provides a kind of rear-mounted PET bottle blowings for realizing the forming method
The handle installing hole low pressure molding mechanism of mould.The handle installing hole low pressure molding mechanism includes a driving lever 1, for driving this
Cylinder that driving lever 1 is moved back and forth back and forth and at least one set of molding assembly 2 being removably connected on the driving lever 1, this reality
Apply and two groups of molding assemblies 2 are installed on the driving lever of this in example 1.Each composing type component 2 includes rack and pinion drive mechanism
201st, connecting plate 202, rotate the power transmission shaft 203 that is connected with the connecting plate 202 formation and be for respectively forming on PET handle bottles
A pair of shaping mechanisms 204 of handle mounting groove, wherein, the PET handle bottle handle installing hole shaping mechanisms are solid by connecting plate 202
Dingan County is loaded on PET bottle die cavity back.Each shaping mechanism 204, which includes connecting rod 2041, and the connecting rod one end is hinged is used for shape
Into the telescopic mechanical arm 2042 of handle mounting groove.Rack 2011 in rack and pinion drive mechanism 201 is fixedly mounted by screw
In on driving lever 1, it is preferable that the driving lever 1 is provided with the mounting groove 101 for being used for installing rack 2011.Gear 2012 and transmission
The fastening of the one end of axle 203 is connected, and the other end of power transmission shaft 203 is hinged with the pair of shaping mechanism 204 respectively.This implementation is preferably
By being fixed with a round turntable 205 in the bottom of power transmission shaft 203, the round turntable 205 respectively with the company in shaping mechanism 204
Bar 2041 is hinged, and wherein a pair of shaping mechanisms 204 are articulated with the rotating disk 205 with symmetrical mounting means.
In addition, connecting plate 202 is by being respectively mounted in the bearing mounting hole upper and lower ends that center thereon is provided with
Bearing 206 is connected with being rotated with the formation of power transmission shaft 203, can be further using the mounting structure form of a pair of bearings 206
Improvement power transmission shaft 203 stress performance, improve its service life.
Referring to shown in accompanying drawing 3 and accompanying drawing 4, during work, driving lever 1 is carried on the back under the driving effect of cylinder along PET bottle die cavity 3
Movement is slided in the slideway that portion is provided with, promotes rack and pinion drive mechanism 201 to act（Straight line can certainly be transported to be other
The dynamic drive mechanism for being transformed into rotary motion, such as ball screw structure, worm gear structure）, rack and pinion drive mechanism
Gear 2012 in 201 and then power transmission shaft 203 is driven to rotate, power transmission shaft 203 and then dynamic by the drivening rod 2041 of rotating disk 205
Make, telescopic mechanical arm 2042 is stretched under the promotion of connecting rod 2041 in the track being provided with along PET bottle die cavity handle installed position
Go out movement, be in contact with the PET bottle external knob installation site that blow molding state is in PET bottle die cavity 3, PET bottle
In the presence of external and internal pressure, PET handle bottle handle installation sites form handle mounting groove.Wherein, due to cylinder action in
The drive mechanism form that active force on drive rod 1 is combined by rack and pinion drive mechanism and connecting rod, wherein driving lever 1 is defeated
Equalising torque is constituted between the dynamic action point and the application point of telescopic mechanical arm 2042 that go out, and due to the work of telescopic mechanical arm 2042
With putting, its arm of force is shorter, so that amplified when the output dynamic action of drive rod 1 is to 2042 end of telescopic mechanical arm, from
And the shaping work of handle mounting groove can be realized using lower-powered power set, effective production for reducing enterprise
Cost.
Referring to after the completion of shown in accompanying drawing 5 and 6, being PET bottle forming action, telescopic mechanical arm 2042 in the presence of cylinder,
Retract configuration state schematic diagram during contraction.The principle retracted due to it when operating principle stretches out mobile with it is identical, herein
In repeated description, it does not specifically exit action process.
Embodiment two：
Referring to described in accompanying drawing 7 to 8, the present embodiment the difference is that only with embodiment one, only be included in the present embodiment
One composing type component 2, and the molding assembly 2 directly has cylinder to drive driving.Specifically, cylinder is directly and rack pinion
The rack 2011 of 201 mechanisms is joined directly together, so as to realize the forming action of molding assembly 2.
Embodiment three：
Referring to shown in accompanying drawing 9 to accompanying drawing 10, a kind of handle installing hole of rear-mounted PET bottle blowing moulds described in the present embodiment
Shaping mechanism.The handle installing hole shaping mechanism includes the first drive rod 3 and second that a pair of overlapped intervals are arranged symmetrically
Drive rod 4, the cylinder for being respectively used to drive the straight reciprocating motion of 3 and second drive rod of the first drive rod 4 for a pair（Do not given in figure
Go out）And at least one set is articulated with the second molding assembly 5 between the drive rod 4 of the first drive rod 3 and second, the present embodiment
For two composing type components.
Every one second molding assembly 5 includes a pair of links component 501 and is used to for a pair form the flexible of handle mounting groove
Mechanical arm 2042, each of which link assembly 501 is hinged in connecting rod together jointly including a pair of one end, and this pair
The connecting rod other end with the pair of one end of telescopic mechanical arm 502 with being hinged respectively.During installation, one in each molding assembly 5
Group link assembly 501 is articulated with the first drive rod 3, and another group of link assembly 501 is articulated with the second drive rod 10, specific next
Say that the hinged end 5011 that exactly each link assembly 501 is mutually hinged by its two connecting rod is installed on the first drive rod 3
Or second on drive rod 4.Meanwhile, in same second molding assembly 5 two link assemblies 501 respectively by with telescopic mechanical arm 2042
The two connecting rod other ends being hinged are hinged so that two link assemblies 501 in same second molding assembly 5 constitute one or four
Bar linkage（Referring to accompanying drawing 9）.
In addition, cylinder is installed on into the relative one end of a pair of section gaps drive rod positioned opposite, i.e. the present embodiment
Middle cylinder is separately mounted to the left end of the first drive rod 3 and the right-hand member of the second drive rod 4.Stretch out or receive simultaneously both during motion
Contracting, i.e., both are in move toward one another.It is this to be arranged such that a pair of drive rods are moved through along along the back chute of PET bottle die cavity 10
Cheng Zhong, both movement locus are tried one's best coincidence so that whole organization distribution is compacter, in order to the better knot of PET bottle mould
It is combined.
Referring to shown in accompanying drawing 11 and 12, during work, the first drive rod 3 and the lateral overlap interval of the second drive rod 4 are with respect to cloth
Put on the back of PET bottle die cavity 10, and the back of PET bottle die cavity 10 is provided with and slided for the first drive rod 3 and the second drive rod 4
Chute.First drive rod 3 and the second drive rod 4 are acted simultaneously in the presence of respective drive cylinder.Referring to the institute of accompanying drawing 11
Show, the first drive rod 3 and the second drive rod 4 are under the promotion of cylinder, and both mutually draw close at move toward one another.The He of first drive rod 3
Second drive rod 4 during motion is drawn close in opposite directions, and both drive link assembly 501 thereon to act stretching movement respectively,
Stretch out and move in the track that link assembly 501 and then drive telescopic mechanical arm 2042 are provided with along PET bottle die cavity handle installed position
It is dynamic, it is in contact with the PET bottle external knob installation site that blow molding state is in PET bottle die cavity 10, including PET bottle
In the presence of external pressure, PET handle bottle handle installation sites form handle mounting groove.Wherein, this programme passes through a pair of drivings
Cylinder and link assembly mutual cooperation action, carry out power transmission so that the output power of drive rod is made by linkage
Amplified when using telescopic mechanical arm end.Handle mounting groove is met using the conventional less cylinder of driving power in addition
Shaping work, and due to conventional drive cylinder, its is cheap and is easy to purchase, thus reduces entreprise cost and makes
Whole shaping mechanism is obtained for ease of maintenaince to maintain.
Referring to shown in attached Figure 13 and 14, after the completion of PET bottle forming action, each on the first drive rod 3 and the second drive rod 4
From in the presence of cylinder, configuration state schematic diagram during contraction is retracted.Because it is retracted when operating principle stretches out mobile with it
Principle is identical, and just in repeated description, it does not specifically exit action process herein.
Example IV：
Referring to shown in accompanying drawing 15 to 19, the low pressure molding mechanism in the present embodiment includes blowing for PET bottle blow molding
Bottle die cavity and the molding assembly for being used to form PET bottle handle installation fixing groove being engaged with the bottle blowing die cavity, the shaping group
Part is used to form handle installation admittedly including driving lever 1, the cylinder for driving the driving lever telescopic moving, connecting plate 202, a pair
The mechanical arm 6 and a pair of connecting rods 7 of groove are determined, wherein the molding assembly 2 passes through connecting plate 202 and the structure of bottle blowing die cavity 10
Into being fastenedly connected；The pair of mechanical arm 6 is hinged with the one side of connecting plate 202, and a pair of mechanical arms 6 are also respectively with described one
The one end of connecting rod 7 is hinged, the other end of a pair of connecting rods 7 is articulated with the driving lever 1 jointly.In the connecting plate 202
Heart position is used for the through hole that driving lever 1 is passed through provided with one.
The present invention drives driving lever 1 to do linear reciprocating motion after such scheme is employed by cylinder, drive rod and then
Drive a pair of the connecting rods 7 being hinged together jointly with its one end.It is another with a pair of connecting rods 7 under the drive of driving lever
A pair the be hinged respectively mechanical arms 6 for extrusion forming handle mounting groove are held to act.Wherein, because driving lever 1 passes through even
The drive mechanism mode that bar is hinged, equalising torque is constituted between dynamic action point and the application point of mechanical arm 6 that driving lever 1 is exported,
And due to the application point of mechanical arm 6, its arm of force is shorter, so that being obtained when the output dynamic action of driving lever 1 is to 6 end of mechanical arm
Amplification has been arrived, so as to realize the shaping work of handle mounting groove using lower-powered power set, effective reduction
The production cost of enterprise.
Embodiment five：
Referring to shown in accompanying drawing 20 to 24, the low pressure molding mechanism in the present embodiment include for PET bottle blow molding into
Pattern chamber and the low pressure molding component coordinated with the shaping mold cavity, the low pressure molding component include driving lever 1, for driving this
The drive cylinder of the telescopic moving of driving lever 1 and at least one set of molding assembly 2 being removably connected on the driving lever 1, it is each
Molding assembly 2 is used to form PET bottle handle including the mounting seat 8 being connected with the dismoutability of driving lever 1, connecting plate 202, a pair
The mechanical arm 6 and a pair of connecting shafts 9 being fastenedly connected respectively with a pair of mechanical arms 6 of fixing hole are installed, wherein the pair of
Mechanical arm 6 is constituted with the connecting plate 202 and is slidably connected, and a pair of mechanical arms 6 are also provided with by the pair of one end of connecting shaft 9
Cylindrical limiting section 901 and connecting plate 202 on the neck that is provided be positioned on the connecting plate 202, the cylinder is spacing
The waist-shaped hole 801 that portion 901 is also arranged in mounting seat 8 with a pair in "eight" shape respectively, which is constituted, to be slidably connected, the driving lever 1
When drive mounting seat 8 is moved back and forth, a pair of waist-shaped holes 801 promote a pair of mechanical arms 6 to stretch out by the connecting shaft 9 respectively
Or shrink movement.The mounting groove for installing the mounting seat 8 is additionally provided with driving lever 1.
Embodiment six：
Referring to shown in accompanying drawing 25 to 31, the low pressure molding mechanism in the present embodiment include for PET bottle blow molding into
Pattern chamber and the low pressure molding component coordinated with the shaping mold cavity, the low pressure molding component include being used for PET bottle blow molding
Shaping mold cavity 10 and with the shaping mold cavity 10 coordinate laborsaving molding assembly, the molding assembly include drive cylinder, rack
Gear drive 201, for the connecting plate 202 being detachably connected with the shaping mold cavity 10, power transmission shaft 203, be used for for a pair
Mechanical arm 6 and a pair of connecting rods 7 that PET bottle handle installs fixing hole are formed, wherein in the rack and-pinion mechanism 201
Rack 2011 and gear 2012 be connected respectively with drive cylinder and the one end of power transmission shaft 203, the other end of power transmission shaft 203 is also distinguished
It is hinged with the pair of one end of connecting rod 7, the other end of a pair of connecting rods 7 is hinged with the pair of mechanical arm 6 respectively, institute
State power transmission shaft 203 and be made up of to rotate bearing and the connecting plate 202 and be connected, wherein, power transmission shaft 203 is by be provided with one turn
Disk 11 is hinged with the pair of one end of connecting rod 7.
Examples of implementation described above are only the preferred embodiments of the invention, and the implementation model of the present invention is not limited with this
Enclose, therefore the change that all shape, principles according to the present invention are made, it all should cover within the scope of the present invention.
Claims (6)
1. a kind of shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds, it is characterised in that：Including being blown for PET bottle
It is moulded into the bottle blowing moulding die cavity of type and with bottle blowing moulding die cavity cooperation for forming the low of PET bottle handle installation fixing groove
Molded mechanism；The low pressure molding mechanism includes driving lever（1）, for driving the driving lever（1）The cylinder of action and
It is removably connected to the driving lever（1）On at least one set of molding assembly（2）；The molding assembly（2）Passed including rack-and-pinion
Motivation structure（201）, connecting plate（202）, rotate the power transmission shaft (203) that is connected with the connecting plate (202) formation and use respectively
In a pair of the shaping mechanisms (204) for forming PET handle bottle up knob mounting grooves, each shaping mechanism (204) includes connecting rod
(2041) and being used for of being hinged of the connecting rod one end forms the telescopic mechanical arm (2042) of handle mounting groove, wherein the rack-and-pinion
Rack (2011) in transmission mechanism (201) is connected with the fastening of the driving lever (1) dismoutability, gear (2012) and the transmission
The fastening of axle (203) one end is connected, and power transmission shaft (203) other end is articulated and connected with the pair of shaping mechanism (204) respectively.
2. a kind of shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds according to claim 1, its feature exists
In：The low pressure molding mechanism includes cylinder and the molding assembly driven by the cylinder（2）, the molding assembly（2）Including
Rack and pinion drive mechanism（201）, connecting plate（202）, with the connecting plate (202) formation rotate the power transmission shaft (203) that is connected
And it is for respectively forming a pair of shaping mechanisms (204) of PET handle bottle up knob mounting grooves, each shaping mechanism (204) bag
The telescopic mechanical arm (2042) for being used to form handle mounting groove that connecting rod (2041) and the connecting rod one end are hinged is included, wherein the tooth
Take turns the rack (2011) and the cylinders in rack gear (201), gear (2012) and the power transmission shaft (203) one
End fastening is connected, and power transmission shaft (203) other end is articulated and connected with the pair of shaping mechanism (204) respectively.
3. a kind of shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds according to claim 2, its feature exists
In：Power transmission shaft (203) other end by provided with a round turntable (205) respectively with the pair of shaping mechanism (204)
It is hinged and connected, the connecting rod in each of which shaping mechanism (204)（2041）The other end and the rotating disk（205）It is hinged.
4. a kind of shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds according to claim 1, its feature exists
In：The connecting plate（202）By being provided with a pair of bearings（206）With the power transmission shaft（203）Formed and rotate connection, wherein should
A pair of bearings（206）It is respectively arranged in connecting plate（202）In the bearing mounting hole upper and lower ends being provided with.
5. a kind of shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds according to claim 1, its feature exists
In：The low pressure molding mechanism Packet driven cylinder, rack and-pinion mechanism（201）, for the shaping mold cavity（10）Can
Dismantle the connecting plate of connection（202）, power transmission shaft（203）, a pair be used for formed PET bottle handle install fixing hole mechanical arm（6）
And a pair of connecting rods（7）, wherein the rack and-pinion mechanism（201）In rack（2011）And gear（2012）Respectively
With drive cylinder and power transmission shaft（203）One end is connected, the power transmission shaft（203）The other end also respectively with the pair of connecting rod（7）
One end is hinged, a pair of connecting rods（7）The other end respectively with the pair of mechanical arm（6）It is hinged, the power transmission shaft（203）
Pass through bearing and the connecting plate（202）Constitute and rotate connection.
6. a kind of low pressure molding mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds, it is characterised in that：Including for PET
Bottle blow molding bottle blowing moulding die cavity and with the bottle blowing moulding die cavity coordinate be used for formed PET bottle handle install fixing groove
Low pressure molding mechanism；The low pressure molding mechanism includes a pair of section gaps the first drive rod positioned opposite（3）With second
Drive rod（4）, be respectively used to for a pair to drive first drive rod（3）With the second drive rod（4）The cylinder of linear reciprocating motion with
And at least one set is articulated with first drive rod（3）And second the second molding assembly (5) between drive rod (4)；Every one second
Molding assembly (5) includes a pair of link assemblies (501) being hinged respectively with first drive rod (3) and the second drive rod (4)
And a pair be used for formed above and below handle mounting groove telescopic mechanical arm (2042), each of which link assembly (501) include one
The connecting rod being hinged jointly to one end, a pair of links other end is hinged with the pair of telescopic mechanical arm (2042) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383162.8A CN104260325B (en) | 2014-08-06 | 2014-08-06 | The shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383162.8A CN104260325B (en) | 2014-08-06 | 2014-08-06 | The shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104260325A CN104260325A (en) | 2015-01-07 |
| CN104260325B true CN104260325B (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410383162.8A Active CN104260325B (en) | 2014-08-06 | 2014-08-06 | The shaping mechanism of the handle installing hole of rear-mounted PET bottle blowing moulds |
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| CN (1) | CN104260325B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104908301B (en) * | 2015-05-29 | 2017-08-25 | 江苏新美星包装机械股份有限公司 | Container up knob with handles assembling neck is blow molded into mold mechanism |
| CN107471611A (en) * | 2017-09-21 | 2017-12-15 | 杭州科技职业技术学院 | A kind of bottle blowing machine special-shaped bottle blow mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3410363B2 (en) * | 1998-05-07 | 2003-05-26 | パイオニア工業株式会社 | Blow mold for biaxially stretched bottle with handle |
| CN100395162C (en) * | 2004-05-25 | 2008-06-18 | 株式会社开拓 | Blow molding bottle with handle and device for making same |
| IT1392734B1 (en) * | 2009-01-28 | 2012-03-16 | Sipa Progettazione Automaz | MOLD FOR THERMOPLASTIC CONTAINERS OBTAINED WITH A IRONING AND BLOWING METHOD |
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