CN104325626A - Rotary molding die frame - Google Patents
Rotary molding die frame Download PDFInfo
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- CN104325626A CN104325626A CN201410453893.5A CN201410453893A CN104325626A CN 104325626 A CN104325626 A CN 104325626A CN 201410453893 A CN201410453893 A CN 201410453893A CN 104325626 A CN104325626 A CN 104325626A
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- main shaft
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- rotary forming
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Abstract
The invention discloses a rotary molding die frame. The rotary molding die frame comprises supporting seats, a main shaft, positioning plates, a molding assembly and synchronous drivers, the two supporting seats are relatively arranged along a horizontal direction, and the main shaft is connected to the supporting seats respectively; the two positioning plates are respectively positioned at the inner sides of the two supporting seats, and are respectively fixedly connected to the main shaft; the synchronous drivers are relatively arranged at the relative inner sides of the two positioning plates, and are uniformly arranged along the rotating direction of the main shaft; the molding assembly comprises first molding dies and second molding dies, the output ends of the synchronous drivers arranged on one of the positioning plates are respectively connected with the first molding dies, and the output ends of the synchronous drivers arranged on the other one of the positioning plates are respectively connected with the second molding dies; and the synchronous drivers drive the first molding dies and the second molding dies to relatively move in order to realize the die opening and die closing of the molding assembly. The rotary molding die frame improves the balance of a production line without shortening the cooling time of the molding assembly, so the device utilization rate is improved.
Description
Technical field
The present invention relates to a kind of mechanism for the production of injected plastics material, particularly relate to the mould bases of a kind of blow molding machine for mould opening and closing and pressurize.
Background technology
The process of forming plastic cement product, comprises injection moulding, cooling and blanking three job steps.Wherein, cooling step spent time is far longer than injection step and blanking step, when mould carries out pressurize cooling, mechanism for carrying out injection moulding and blanking to product is all in idle state, cause in the production line of forming plastic cement product, line balancing is poor, and utilization rate of equipment and installations is lower.
Also cooling step elapsed time how is reduced in exploration in the industry at present.Product cool time in some minimizing moulds, what have utilizes refrigerating gas to shorten cool time to improve cooling effectiveness, the then operational efficiency repeating to cool to improve mould mould bases of at twice or three times had.Technique scheme can improve the production capacity of equipment to a certain extent, but the too fast meeting of plastic cement products cooling velocity causes properties of product unstable on the one hand, needs on the other hand to increase cooling device, improves production cost.
The object of the present invention is to provide a kind of blow molding machine for the mould of mould opening and closing and pressurize, under the prerequisite ensureing cool time, improve utilization rate of equipment and installations, improve and produce unbalanced present situation.
Summary of the invention
The object of this invention is to provide the mould of a kind of blow molding machine for mould opening and closing and pressurize, under the prerequisite ensureing mold cooling time, improve utilization rate of equipment and installations, improve and produce unbalanced present situation.
To achieve these goals, the invention discloses a kind of rotary forming die, be applied to blow molding machine, described rotary forming die comprises supporting seat, main shaft, location-plate, shaping module and synchronous actuator, described in two, supporting seat is oppositely arranged in the horizontal direction, and the two ends of described main shaft are connected to supporting seat described in; Described in two, location-plate lays respectively at inside supporting seat described in two, and location-plate described in two is fixedly connected on described main shaft respectively; Some described synchronous actuators are relatively arranged at the relative inner of location-plate described in two, and evenly arrange along the rotation direction of described main shaft; Described shaping module comprises the first mould and the second mould, the output being arranged at the some described synchronous actuator of location-plate described in connects the first mould described in respectively, and the output being positioned at the some described synchronous actuator of location-plate described in another connects the second mould described in respectively; Described synchronous actuator drives described first mould and described second mould relative motion to realize die sinking and the matched moulds of described shaping module.
Compared with prior art, rotary forming die provided by the invention, several shaping modules for forming plastic cement product are set, several shaping modules are around main axis, and several shaping mould groups realize die sinking and the matched moulds of this shaping module respectively under synchronous actuator drives, make the folding mould of several shaping modules can be asynchronous; Several shaping modules rotate, when under synchronous actuator drives, mold-closing injection, another shaping module drive lower open die blanking at synchronous actuator to a molding group, other multiple shaping modules are in pressurize cooling, thus when making shaping module carry out pressurize cooling, mechanism for carrying out injection moulding and blanking to product is all also in running order, under the prerequisite not shortening shaping module cool time, improves the balance of production line, improve utilization rate of equipment and installations, to reduce production cost.
Preferably, one end of described main shaft is stretched out described supporting seat and is connected to servomotor; Main shaft rotates under driven by servomotor, the angle that driven by servomotor main shaft rotates at every turn is corresponding with the position of shaping module, during the running clearance of main shaft, mechanism for injection moulding carries out injection moulding to a molding group faced, and the mechanism for blanking carries out blanking to a molding group faced.
Particularly, be provided with planetary reducer between described main shaft and described servomotor, the input of described planetary reducer is connected to the output of described servomotor, and the output of described planetary reducer is connected to described main shaft; When servomotor stops operating, the moment of inertia reverse drive planetary reducer of main shaft, reduce when moment of inertia outputs to servomotor, the braking torque of servomotor is greater than moment of inertia, thus locates accurately main shaft.
Preferably, described rotary forming die also comprises circuit finger plate, and described circuit finger plate is arranged at described supporting seat; Circuit finger plate is in order to connect the circuit of each control element and to transmit the signal of telecommunication.
Preferably, described rotary forming die also comprises guide post, and the two ends of some described guide posts are fixedly connected on described location-plate respectively; Described first mould and described second mould respectively correspondence offer pilot hole; Guide post leads to the first mould and the second mould, and the first mould and the second mould are aimed at smooth matched moulds.
Particularly, be fixedly installed adjustment part in the middle part of described main shaft, described adjustment part is fixedly connected on described guide post; Guide post length is longer and mould is heavier, the middle part of guide post is subject to larger moment, be subject to excessive moment for preventing guide post to deform, the adjustment part positioned guide post is set in the middle part of guide post, it increases by one to guide post and determines fulcrum with the disconnected arm of force that contracts, thus greatly reduce the moment that is subject to of guide post, make the smooth folding mould of shaping module.
Particularly, described adjustment part is the shaft-like of rigidity, and one end of some described adjustment parts is fixedly connected on described main shaft, and the other end of some described adjustment parts is fixedly connected on guide post described in respectively.
Preferably, the quantity of described first mould and described second mould is respectively six, and six described first moulds and six described second moulds are arranged at all sides of described main shaft equably.
Accompanying drawing explanation
Fig. 1 is the structural representation of the rotary forming die of the present invention.
Fig. 2 is the enlarged drawing in A portion in Fig. 1.
Fig. 3 is the front view of the rotary forming die of the present invention.
Fig. 4 is the side view of the rotary forming die of the present invention.
Detailed description of the invention
By describing technology contents of the present invention, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Rotary forming die as depicted in figs. 1 and 2, is applied to blow molding machine.Rotary forming die comprises supporting seat 100, main shaft 200, location-plate 300, shaping module 400 and synchronous actuator 500, two supporting seat 100 and is oppositely arranged in the horizontal direction, and the two ends of main shaft 200 are connected to a supporting seat 100; Two location-plates 300 lay respectively at inside two supporting seats 100, and two location-plates 300 are fixedly connected on main shaft 200 respectively; Some synchronous actuators 500 are relatively arranged at the relative inner of two location-plates 300, and evenly arrange along the rotation direction of main shaft 200; Shaping module 400 comprises the first mould 410 and the second mould 420, the output being arranged at the some synchronous actuator 500 of a location-plate 300 connects one first mould 410 respectively, and the output being positioned at the some synchronous actuator 500 of another location-plate 300 connects one second mould 420 respectively; Synchronous actuator 500 drives the first mould 410 and the second mould 420 relative motion to be embodied as die sinking and the matched moulds of pattern group 400.Shown in composition graphs 3 and Fig. 4, more specifically:
Supporting seat 100 has two, and two supporting seats 100 are oppositely arranged in the horizontal direction, and two supporting seats 100 are fixedly connected on blow molding machine respectively.Two supporting seats 100 are respectively arranged with bearing part (not shown), and the two ends of main shaft 200 make main shaft 200 in horizontal by the rotating relative position being connected to two supporting seat 100, two supporting seats 100 of bearing part.
Two location-plates 300 lay respectively at inside two supporting seats 100, and two location-plates 300 are fixedly connected on main shaft 200 respectively.Particularly: the end positions of main shaft 200 inside two supporting seats 100 is respectively arranged with a location-plate 300, and location-plate 300 is connected to main shaft 200 by flat key, location-plate 300 synchronous rotary under main shaft 200 drives is made.The relative inner of two location-plates 300 is respectively arranged with several synchronous actuators 500, several synchronous actuators 500 are arranged uniformly along the rotation direction of main shaft 200, that is: the circle that is wired to of the position at several synchronous actuator 500 places, this circle and main shaft 200 are in concentric, and the angle of wantonly two adjacent synchronous actuator 500 to main shaft 200 axial connecting lines is all equal.In the present embodiment, the quantity of shaping module 400 is six, and six shaping modules 400 are arranged at all sides of main shaft 100 equably, and the angle between wantonly two adjacent shaping modules 400 is 60 °.Further, several the synchronous actuators 500 be arranged on two location-plates 300 are relatively arranged one by one.Synchronous actuator 500 can be oil cylinder or cylinder.
The output being arranged at several synchronous actuators 500 of same location-plate 300 is fixedly connected with one first mould 410 respectively, and the output being arranged at several synchronous actuators 500 of another location-plate 300 is fixedly connected with one second mould 420 respectively.Two relative synchronous actuators 500 move in opposite directions, namely realize the matched moulds of the first mould 410 and the second mould 420, between the first mould 410 of matched moulds and the second mould 420, form the forming cavity (not shown) being used for injection mo(u)lding plastic cement products; Two relative synchronous actuators 500 move dorsad, namely realize the die sinking of the first mould 410 and the second mould 420.
Should be noted that, shaping module 400 quality is larger, the output of synchronous actuator 500 connects the first mould 410 or the second mould 420 can cause synchronous actuator 500 to be subject to larger moment, reduce the service life of synchronous actuator 500 on the one hand, make the matched moulds of the first mould 410 and the second mould 420 be forbidden on the other hand.For solving this technical problem, the invention provides a preferably technical scheme: rotary forming die also comprises guide post 600, and the two ends of some guide posts 600 are fixedly connected on location-plate 300 respectively; First mould 410 and the second mould 420 respectively correspondence offer pilot hole 430; Guide post 600 leads to the first mould 410 and the second mould 420, and the first mould 410 and the second mould 420 are aimed at smooth matched moulds.Further, guide post 600 is arranged at inside shaping module 400, produces interference to prevent guide post 600 when the injection moulding and blanking operation; Every a molding group 400 correspondence is provided with the both sides that two guide posts 600, two guide post 600 is arranged at shaping module 400 respectively, while leading to shaping module 400, also strengthens the location to shaping module 400.
Be subject to larger moment for preventing the guide post 600 in elongated rod-shaped to deform, the present invention further provides a kind of technical scheme of improvement: be fixedly installed adjustment part 700 in the middle part of main shaft 200, adjustment part 700 is fixedly connected on guide post 600; Guide post 600 length is longer and mould is heavier, the middle part of guide post 600 is subject to larger moment, be subject to excessive moment for preventing guide post 600 to deform, the adjustment part 700 positioned guide post 600 is set in the middle part of guide post 600, it increases by one to guide post 600 and determines fulcrum to shorten the arm of force, thus greatly reduce the moment that is subject to of guide post 600, make shaping module 400 folding mould smoothly.
One end of main shaft 200 is stretched out supporting seat 100 and is connected to servomotor; Main shaft 200 rotates under driven by servomotor, the angle that driven by servomotor main shaft 200 rotates at every turn is corresponding with the position of shaping module 400, during the running clearance of main shaft 200, mechanism for injection moulding carries out injection moulding to a molding group 400 faced, and the mechanism for blanking carries out blanking to a molding group 400 faced.
One end projecting shaft bearing member of main shaft 200, in order to connect servomotor; Driven by servomotor main shaft 200 rotates.Main shaft 200 rotates under driven by servomotor, the angle that driven by servomotor main shaft 200 rotates at every turn is corresponding with the position of shaping module 400, during the running clearance of main shaft 200, mechanism for injection moulding carries out injection moulding to a molding group 400 faced, and the mechanism for blanking carries out blanking to a molding group 400 faced.Further, be connected with a planetary reducer (not shown) between main shaft 200 and servomotor, the input of planetary reducer connects the output of servomotor, and the output of planetary reducer connects main shaft 200; When servomotor stops operating, the moment of inertia reverse drive planetary reducer of main shaft 200, reduce when moment of inertia outputs to servomotor, the braking torque of servomotor is greater than moment of inertia, thus locates accurately main shaft 200.
Rotary forming die also comprises circuit finger plate 800.For ease of monitoring the rotary forming die of the present invention, be also provided with as checkout equipments such as position detection piece, velocity measuring parts in rotary forming die.The output of checkout equipment is electrically connected on circuit finger plate 800, and carries the transmission signal of telecommunication through circuit finger plate 800.
The course of work of composition graphs 1-Fig. 4 to the rotary forming die of the present invention is described in detail:
Just one first mould 410 and the second mould 420 relative motion is driven to one group of product injecting mechanism relative two synchronous actuators 500, to be embodied as the matched moulds of pattern group 400, between the first mould 410 of matched moulds and the second mould 420, form the forming cavity of forming plastic cement product; For carrying out the mechanism of injection moulding to product to injection moulding in forming cavity; Driven by servomotor main shaft 200 drives shaping module 400 rotate an angle and again stop, and now, next organizes two relative synchronous actuators 500 just to product injecting mechanism; For carrying out mechanism's circulation of injection moulding to product to injection moulding in the forming cavity of each shaping module 400, shaping module 400 after injection moulding carries out pressurize cooling in matched moulds state, and rotate under driven by servomotor, until this shaping module 400 is just to product baiting mechanism, now, this shaping module 400 has cooled complete; Two relative synchronous actuators 500 drive the first mould 410 and the second mould 420 to move dorsad, and to be embodied as the die sinking of pattern group 400, cutting agency carries out blanking to plastic cement products.Above-mentioned steps circulation is carried out, and when under synchronous actuator 500 drives, mold-closing injection, another shaping module 400 drive lower open die blanking at synchronous actuator 500 to a molding group 400, other four shaping modules 400 carry out pressurize cooling.
Compared with prior art, rotary forming die provided by the invention, several shaping modules 400 for forming plastic cement product are set, several shaping modules 400 rotate around main shaft 200, and several shaping modules 400 realize die sinking and the matched moulds of this shaping module 400 respectively under synchronous actuator 500 drives, make the folding mould of several shaping modules 400 can be asynchronous; Several shaping modules 400 rotate, when under synchronous actuator 500 drives, mold-closing injection, another shaping module 400 drive lower open die blanking at synchronous actuator 500 to a molding group 400, other multiple shaping modules 400 are in pressurize cooling, thus when making shaping module 400 carry out pressurize cooling, mechanism for carrying out injection moulding and blanking to product is all also in running order, under the prerequisite not shortening shaping module 400 cool time, improve the balance of production line, improve utilization rate of equipment and installations, to reduce production cost.
Above disclosedly be only the preferred embodiments of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, still belong to the scope that the present invention is contained.
Claims (8)
1. a rotary forming die, be applied to blow molding machine, it is characterized in that: described rotary forming die comprises supporting seat, main shaft, location-plate, shaping module and synchronous actuator, described in two, supporting seat is oppositely arranged in the horizontal direction, and the two ends of described main shaft are connected to supporting seat described in; Described in two, location-plate lays respectively at inside supporting seat described in two, and location-plate described in two is fixedly connected on described main shaft respectively; Some described synchronous actuators are relatively arranged at the relative inner of location-plate described in two, and evenly arrange along the rotation direction of described main shaft; Described shaping module comprises the first mould and the second mould, the output being arranged at the some described synchronous actuator of location-plate described in connects the first mould described in respectively, and the output being positioned at the some described synchronous actuator of location-plate described in another connects the second mould described in respectively; Described synchronous actuator drives described first mould and described second mould relative motion to realize die sinking and the matched moulds of described shaping module.
2. rotary forming die as claimed in claim 1, is characterized in that: one end of described main shaft is stretched out described supporting seat and is connected to servomotor.
3. rotary forming die as claimed in claim 2, it is characterized in that: between described main shaft and described servomotor, be provided with planetary reducer, the input of described planetary reducer is connected to the output of described servomotor, and the output of described planetary reducer is connected to described main shaft.
4. rotary forming die as claimed in claim 1, is characterized in that: described rotary forming die also comprises circuit finger plate, and described circuit finger plate is arranged at described supporting seat.
5. rotary forming die as claimed in claim 1, is characterized in that: described rotary forming die also comprises guide post, and the two ends of some described guide posts are fixedly connected on described location-plate respectively; Described first mould and described second mould respectively correspondence offer pilot hole.
6. rotary forming die as claimed in claim 5, it is characterized in that: be fixedly installed adjustment part in the middle part of described main shaft, described adjustment part is fixedly connected on described guide post.
7. rotary forming die as claimed in claim 6, is characterized in that: described adjustment part is the shaft-like of rigidity, and one end of some described adjustment parts is fixedly connected on described main shaft, and the other end of some described adjustment parts is fixedly connected on guide post described in respectively.
8. rotary forming die as claimed in claim 1, it is characterized in that: the quantity of described first mould and described second mould is respectively six, six described first moulds and six described second moulds are arranged at all sides of described main shaft equably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410453893.5A CN104325626A (en) | 2014-09-05 | 2014-09-05 | Rotary molding die frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410453893.5A CN104325626A (en) | 2014-09-05 | 2014-09-05 | Rotary molding die frame |
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| CN104325626A true CN104325626A (en) | 2015-02-04 |
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| CN201410453893.5A Pending CN104325626A (en) | 2014-09-05 | 2014-09-05 | Rotary molding die frame |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06278198A (en) * | 1993-03-29 | 1994-10-04 | Kyoraku Co Ltd | Rotary blow molding device |
| CN101659115A (en) * | 2009-09-10 | 2010-03-03 | 杭州中亚机械有限公司 | Mould clamping mechanism of extrusion blow molding machine |
| US20100230868A1 (en) * | 2009-03-12 | 2010-09-16 | Oles Paul M | Rotary Blow Molding Machine with Movable Clamp Assemblies and Method |
| CN102241128A (en) * | 2011-06-22 | 2011-11-16 | 上海天良机械制造有限公司 | Horizontal rotating bottle blowing machine |
| US20120228790A1 (en) * | 2010-10-06 | 2012-09-13 | Graham Engineering Corporation | Modular clamp station with variable pitch |
| CN204249342U (en) * | 2014-09-05 | 2015-04-08 | 东莞盛美塑胶机械有限公司 | Rotary forming die |
-
2014
- 2014-09-05 CN CN201410453893.5A patent/CN104325626A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06278198A (en) * | 1993-03-29 | 1994-10-04 | Kyoraku Co Ltd | Rotary blow molding device |
| US20100230868A1 (en) * | 2009-03-12 | 2010-09-16 | Oles Paul M | Rotary Blow Molding Machine with Movable Clamp Assemblies and Method |
| CN101659115A (en) * | 2009-09-10 | 2010-03-03 | 杭州中亚机械有限公司 | Mould clamping mechanism of extrusion blow molding machine |
| US20120228790A1 (en) * | 2010-10-06 | 2012-09-13 | Graham Engineering Corporation | Modular clamp station with variable pitch |
| CN102241128A (en) * | 2011-06-22 | 2011-11-16 | 上海天良机械制造有限公司 | Horizontal rotating bottle blowing machine |
| CN204249342U (en) * | 2014-09-05 | 2015-04-08 | 东莞盛美塑胶机械有限公司 | Rotary forming die |
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Application publication date: 20150204 |