CN202895673U - Mould clamping unit for injection blow hollow molding machine - Google Patents
Mould clamping unit for injection blow hollow molding machine Download PDFInfo
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- CN202895673U CN202895673U CN 201220586525 CN201220586525U CN202895673U CN 202895673 U CN202895673 U CN 202895673U CN 201220586525 CN201220586525 CN 201220586525 CN 201220586525 U CN201220586525 U CN 201220586525U CN 202895673 U CN202895673 U CN 202895673U
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- gripper shoe
- clamping apparatus
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Abstract
The utility model provides a mould clamping unit for an injection blow hollow molding machine, which belongs to the technical field of machinery and is used for solving the problem that the mould clamping effect of the mould clamping unit of the existing injection blow hollow molding machine is not good. The mould clamping unit for the injection blow hollow molding machine comprises a movable molding board, a fixed molding board, a supporting plate and a guide rod, wherein the two ends of the guide rod are fixedly connected with the movable molding board and the supporting plate, respectively; a drive mechanism is arranged between the fixed molding board and the supporting plate; the drive mechanism comprises crankshaft connecting rod mechanisms, a hydraulic cylinder and a linkage bracket, wherein the crankshaft connecting rod mechanisms are arranged between the fixed molding board and the supporting plate; the linkage bracket is fixedly connected with the cylinder body of the hydraulic cylinder; the outer end of the piston rod of the hydraulic cylinder is fixedly connected with the supporting plate; the two ends of the linkage bracket are connected with the crankshaft connecting rod mechanisms; one ends of the crankshaft connecting rod mechanisms are hinged with the linkage bracket; and the other two ends of the crankshaft connecting rod mechanisms are hinged on the supporting plate and the fixed molding board, respectively. The mould clamping unit for the injection blow hollow molding machine has the advantages of large and stable mould clamping force.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of clamping apparatus, and particularly a kind of notes blow the clamping apparatus of blow moulding machine.
Background technology
It is a kind of equipment that plastic grain is made into hollow container by the injection moulding blow molding process that notes blow blow moulding machine, its specific works process is as follows: melt is injected into injection mold forms parison, and parison placed blow mold, utilize compressed air that the preform blowup in the blow mold is become product.When blowing, need to be by clamping apparatus that blow mold is closed and make its locking, wait blowing complete and when taking out workpiece, again blow mold is opened.
Mold closing mechanism [the application number: 200520070334.2 of a kind of blow moulding machine that openly proposes such as the Chinese patent literature data; Granted publication number: CN 2780449Y], comprise a large tank, be arranged on the dynamic model installing plate of large tank piston-rod lower end section, and be positioned at dynamic model installing plate below for the deck plate that fixed form is installed, the bilateral symmetry of large tank is provided with small oil tank, the bottom of two small oil tank piston rods is connected with the dynamic model installing plate respectively, and the upper end of large tank is provided with a prefill valve and a little fuel tank, and large tank is communicated with little fuel tank by prefill valve.But because this mold closing mechanism needs suitable coupling mechanism force, a large tank and two small oil tanks are set, piston rod by small oil tank directly promotes the realization of dynamic model installing plate to the matched moulds of injection mold, but when locked mode, need in-oil cylinder pressure to keep the constant purpose that can play locked mode, need larger energy consumption.
Mold closing mechanism [the application number: 99220924.2 of a kind of blow moulding machine of openly proposing of Chinese patent literature data and for example; Granted publication number: CN 2368688Y], comprise exterior sheathing, inner formword, two guide rods and towing plate, two guide rods are slidingly matched and are extended through the upper of inner formword, lower sleeve, and the affixed exterior sheathing of guide rod one end, the affixed towing plate of the guide rod other end, at inner formword, the lower end of exterior sheathing and towing plate is respectively equipped with roller, roller cooperates with guide rail, guide rail is fixed on the template guide rail bracket, between inner formword and towing plate, be provided with the locked mode cylinder, one end of the upper end of cylinder axis and torque arm is hinged, between inner formword and cylinder, be provided with connecting rod two supports, connecting rod two supports upper end is provided with connecting rod two, and the rear end of connecting rod 21 ends and front rod one is hinged, and the front end of front rod one is hinged with the hinge seat that is fixed on the inner formword, one end of the other end of connecting rod two and the other end of torque arm and back link one is hinged, and back link one other end is hinged with the hinge seat that is fixed on the towing plate.But this mold closing mechanism carries out locked mode because connecting rod two connecting rods one by cylinder and a group promote towing plate, so clamp force deficiency and towing plate be subject to asymmetric clamp force, makes the locked mode effect bad.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed the clamping apparatus that the large and stable notes of a kind of clamp force blow blow moulding machine.
The purpose of this utility model can realize by following technical proposal: a kind of notes blow the clamping apparatus of blow moulding machine, comprise moving platen, solid plate, gripper shoe, guide rod, described guide rod two ends are connected mutually with described moving platen and gripper shoe respectively, be provided with between described solid plate and the described gripper shoe and can drive described gripper shoe and move and drive moving platen along the driving mechanism perpendicular to the translation of described solid plate direction, it is characterized in that, described driving mechanism comprises the crankshaft connecting rod system that is arranged between described solid plate and the described gripper shoe, hydraulic cylinder, linkage support, described linkage support is connected mutually with the cylinder body of described hydraulic cylinder, the outer end of the piston rod of described hydraulic cylinder is connected mutually with described gripper shoe, the two ends of described linkage support all are connected with crankshaft connecting rod system, one end of described crankshaft connecting rod system all is hinged with described linkage support, and the other two ends of described crankshaft connecting rod system are hinged on respectively on described gripper shoe and the described solid plate.
During use, the upper die and lower die of injection mold and blow mold are separately fixed on moving platen and the solid plate, during matched moulds, the Hydraulic Cylinder piston rod promotes gripper shoe downwards, the reaction force acts of the cylinder body of while hydraulic cylinder is in linkage support and linkage support is up moved, promoting simultaneously gripper shoe by toggle moves downward fast, the moving downward down to move by guide rod pulling template of gripper shoe reaches the purpose of matched moulds, and the active force that hydraulic cylinder is produced is used for matched moulds and fully without any loss.When matched moulds, the dead-centre position appears in crankshaft connecting rod system, and this moment, crankshaft connecting rod system was in self-locking state, makes this clamping apparatus be in the state of high-voltage lock mould, has clamp force and stablizes greatly; Do not need oil pressure can keep for a long time enough clamp forces yet, have advantages of good energy-conserving effect.With respect to common clamping apparatus, this clamping apparatus only need to be installed the less hydraulic cylinder of cylinder diameter, can reach the coupling mechanism force same with common clamping apparatus, has an installation comparatively convenient, and the heat that hydraulic oil is produced is few, makes the advantage of the long service life of oil sealing.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, this clamping apparatus comprises the described driving mechanism of two covers, and described driving mechanism is separately positioned on the both sides between described solid plate and the described gripper shoe.Driving mechanism is two covers and is arranged on both sides between solid plate and the gripper shoe, can make gripper shoe be subject to uniform active force, and matched moulds or die sinking can be carried out smoothly.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, described crankshaft connecting rod system comprises connecting rod one, connecting rod two, small rod, one end of described connecting rod one is hinged on the solid plate, one end of the other end of described connecting rod one and connecting rod two is hinged, the other end of described connecting rod two is hinged on the described gripper shoe, one end of the middle part of described connecting rod two and small rod is hinged, and the other end of described small rod is connected mutually with described linkage support.When matched moulds, when the position of the pin joint of the pin joint of connecting rod one and solid plate, connecting rod two and gripper shoe, connecting rod one and the pin joint of connecting rod two was in same straight line, crankshaft connecting rod system was in self-locking state.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, described solid plate is equipped with tubular positioning sleeve, and described guide rod passes described positioning sleeve and described guide rod and described positioning sleeve and is slidingly connected.Guide rod passes positioning sleeve and is slidingly connected between the two, has preferably advantage of guide effect.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, described solid plate is fixed with supporting seat, and an end of described supporting seat and described connecting rod one is hinged.By supporting seat is set on the solid plate, the end by supporting seat and connecting rod one is hinged, and has easy to connect and connects preferably advantage of effect.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, described gripper shoe is fixed with supporting seat, and the other end of described supporting seat and described connecting rod two is hinged.By supporting seat is set on the gripper shoe, the other end by supporting seat and connecting rod two is hinged, and has easy to connect and connects preferably advantage of effect.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, be fixed with holder on the described gripper shoe, be provided with guiding mechanism between described holder and the described linkage support.By the holder that is connected on the gripper shoe, holder and linkage support are provided with guiding mechanism, make the process promoting gripper shoe of hydraulic cylinder have preferably guide effect, and die sinking or matched moulds can be carried out smoothly.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, described guiding mechanism comprises that the axis of guide that is fixed on the described holder and the axis of the described axis of guide and the axis of described hydraulic cylinder be arranged in parallel, and the described axis of guide passes described linkage support and the described axis of guide and described linkage support and is slidingly connected.
Blow in the clamping apparatus of blow moulding machine at above-mentioned notes, the quantity of the described axis of guide is two and is symmetrically distributed in the both sides of described hydraulic cylinder.The quantity of the axis of guide is two and is symmetrically distributed in the both sides of hydraulic cylinder, makes the two ends of linkage support be subject to the active force of balance, and make structure more stable.
Compared with prior art, these notes clamping apparatus of blowing blow moulding machine has the following advantages:
1, drives gripper shoe and the motion of moving platen plate by the Hydraulic Cylinder crankshaft connecting rod system, realize the injection mold locked mode, when making this clamping apparatus be in mode-lock status, have clamp force and stablize greatly;
2, this clamping apparatus only need to arrange the less hydraulic cylinder of cylinder diameter, can reach the coupling mechanism force same with common clamping apparatus, has an installation comparatively convenient, and the heat that hydraulic oil is produced is few, makes the advantage of the long service life of oil sealing;
3, because the latching characteristics of crankshaft connecting rod system makes this clamping apparatus when locking, the timely pressure release of hydraulic cylinder, this clamping apparatus also can be in the state of locked mode, has advantages of energy-conservation;
4, the setting of this clamping apparatus is symmetrical arranged guiding mechanism, has advantages of that Stability Analysis of Structures, die sinking matched moulds can smooth and easyly carry out.
Description of drawings
Fig. 1 is the clamping apparatus schematic diagram that these notes blow blow moulding machine.
Fig. 2 be these notes blow blow moulding machine the clamping apparatus die sinking time structural representation.
Fig. 3 is these notes structural representations when blowing the clamping apparatus matched moulds of blow moulding machine.
Among the figure, 1, moving platen; 2, solid plate; 3, gripper shoe; 3a, holder; 4, guide rod; 5, crankshaft connecting rod system; 5a, connecting rod one; 5b, connecting rod two; 5c, small rod; 6, hydraulic cylinder; 6a, piston rod; 7, linkage support; 8, positioning sleeve; 9, supporting seat; 10, the axis of guide.
The specific embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figures 1 to 3, a kind of notes blow the clamping apparatus of blow moulding machine, comprise moving platen 1, solid plate 2, gripper shoe 3, guide rod 4, solid plate 2 is equipped with tubular positioning sleeve 8, guide rod 4 passes positioning sleeve 8 and bar and positioning sleeve 8 and is slidingly connected, its two ends are connected mutually with moving platen 1 and gripper shoe 3 respectively, and guide rod 4 passes positioning sleeve 8 and is slidingly connected between the two, has preferably advantage of guide effect.Be provided with between solid plate 2 and the gripper shoe 3 and can drive gripper shoe 3 and drive moving platen 1 along the driving mechanism perpendicular to solid plate 2 direction translations.Several two of driving mechanism is two covers and is separately positioned on both sides between solid plate 2 and the gripper shoe 3, can make gripper shoe 3 be subject to uniform active force, and matched moulds or die sinking can be carried out smoothly.
Driving mechanism comprises crankshaft connecting rod system 5, hydraulic cylinder 6, the linkage support 7 that is arranged between described solid plate 2 and the described gripper shoe 3, linkage support 7 is connected mutually with the cylinder body of hydraulic cylinder 6, the outer end of the piston rod 6a of hydraulic cylinder 6 is connected mutually with gripper shoe 3, the two ends of linkage support 7 all are connected with crankshaft connecting rod system 5, and crankshaft connecting rod system 5 comprises connecting rod one 5a, connecting rod two 5b, small rod 5c.Solid plate 2 is fixed with supporting seat 9, and the end of connecting rod one 5a is hinged on the supporting seat 9, and the end of the other end of connecting rod one 5a and connecting rod two 5b is hinged.Gripper shoe 3 also is fixed with supporting seat 9, and the other end of connecting rod two 5b is hinged on this supporting seat 9, and the middle part of connecting rod two 5b and the end of small rod 5c are hinged, and the other end of small rod 5c is connected mutually with described linkage support 7.
Be fixed with holder 3a on the gripper shoe 3, be fixed with two axis of guides 10 on the holder 3a, the axis of the axis of guide 10 all be arranged in parallel with the axis of hydraulic cylinder 6, and two axis of guides 10 are symmetrically distributed in the both sides of hydraulic cylinder 6, the axis of guide 10 passes linkage support 7 and is slidingly connected with linkage support 7, make the two ends of linkage support 7 be subject to the active force of balance, and make structure more stable.
During use, the upper die and lower die of injection mold and blow mold are separately fixed on moving platen 1 and the solid plate 2, during matched moulds, hydraulic cylinder 6 pushing piston bar 6a promote gripper shoe 3 downwards, the reaction force acts of the cylinder body of while hydraulic cylinder 6 is in linkage support 7 and linkage support 7 is up moved, promoting simultaneously gripper shoe 3 by toggle moves downward fast, the moving downward down move by guide rod 4 pulling templates 1 of gripper shoe 3 reaches the purpose of matched moulds, and makes active force that hydraulic cylinder 6 produces fully for matched moulds and without any loss.During matched moulds, when the position of the pin joint of pin joint, connecting rod one 5a and connecting rod two 5b of pin joint, connecting rod two 5b and the gripper shoe 3 of connecting rod one 5a and solid plate 2 is in same straight line, crankshaft connecting rod system 5 is in self-locking state, this moment, crankshaft connecting rod system 5 was in self-locking state, make this clamping apparatus be in the state of high-voltage lock mould, have clamp force and stablize greatly; Do not need oil pressure can keep for a long time enough clamp forces yet, have advantages of good energy-conserving effect.During die sinking, supply with the reverse oil pressure of hydraulic cylinder 6, realize die sinking, with respect to common clamping apparatus, this clamping apparatus only need to be installed the less hydraulic cylinder of cylinder diameter 6, can reach the coupling mechanism force same with common clamping apparatus, has an installation comparatively convenient, the heat that hydraulic oil is produced is few, makes the advantage of the long service life of oil sealing.By the guide effect of the axis of guide 10 with linkage support 7, die sinking or matched moulds can be carried out smoothly.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used the terms such as moving platen 1, solid plate 2, gripper shoe 3, holder 3a, guide rod 4, crankshaft connecting rod system 5, connecting rod one 5a, connecting rod two 5b, small rod 5c, hydraulic cylinder 6, piston rod 6a, linkage support 7, positioning sleeve 8, supporting seat 9, the axis of guide 10, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (9)
1. notes blow the clamping apparatus of blow moulding machine, comprise moving platen (1), solid plate (2), gripper shoe (3), guide rod (4), described guide rod (4) two ends are connected mutually with described moving platen (1) and gripper shoe (3) respectively, be provided with between described solid plate (2) and the described gripper shoe (3) and can drive described gripper shoe (3) movement and drive moving platen (1) along the driving mechanism perpendicular to described solid plate (2) direction translation, it is characterized in that, described driving mechanism comprises the crankshaft connecting rod system (5) that is arranged between described solid plate (2) and the described gripper shoe (3), hydraulic cylinder (6), linkage support (7), described linkage support (7) is connected mutually with the cylinder body of described hydraulic cylinder (6), the outer end of the piston rod (6a) of described hydraulic cylinder (6) is connected mutually with described gripper shoe (3), the two ends of described linkage support (7) all are connected with crankshaft connecting rod system (5), one end of described crankshaft connecting rod system (5) all is hinged with described linkage support (7), and the other two ends of described crankshaft connecting rod system (5) are hinged on respectively on described gripper shoe (3) and the described solid plate (2).
2. notes according to claim 1 blow the clamping apparatus of blow moulding machine, it is characterized in that, this clamping apparatus comprises the described driving mechanism of two covers, and described driving mechanism is separately positioned on the both sides between described solid plate (2) and the described gripper shoe (3).
3. notes according to claim 1 blow the clamping apparatus of blow moulding machine, it is characterized in that, described crankshaft connecting rod system (5) comprises connecting rod one (5a), connecting rod two (5b), small rod (5c), one end of described connecting rod one (5a) is hinged on the solid plate (2), one end of the other end of described connecting rod one (5a) and connecting rod two (5b) is hinged, the other end of described connecting rod two (5b) is hinged on the described gripper shoe (3), one end of the middle part of described connecting rod two (5b) and small rod (5c) is hinged, and the other end of described small rod (5c) is connected mutually with described linkage support (7).
According to claim 1 and 2 or 3 described notes blow the clamping apparatus of blow moulding machine, it is characterized in that, described solid plate (2) is equipped with tubular positioning sleeve (8), and described guide rod (4) passes described positioning sleeve (8) and described guide rod (4) is slidingly connected with described positioning sleeve (8).
5. notes according to claim 3 blow the clamping apparatus of blow moulding machine, it is characterized in that, described solid plate (2) is fixed with supporting seat (9), and described supporting seat (9) is hinged with an end of described connecting rod one (5a).
6. notes according to claim 3 blow the clamping apparatus of blow moulding machine, it is characterized in that, are fixed with supporting seat (9) on the described gripper shoe (3), and described supporting seat (9) is hinged with the other end of described connecting rod two (5b).
According to claim 1 and 2 or 3 described notes blow the clamping apparatus of blow moulding machine, it is characterized in that, be fixed with holder (3a) on the described gripper shoe (3), be provided with guiding mechanism between described holder (3a) and the described linkage support (7).
8. notes according to claim 7 blow the clamping apparatus of blow moulding machine, it is characterized in that, described guiding mechanism comprises that the axis of guide (10) that is fixed on the described holder (3a) and the axis of the described axis of guide (10) and the axis of described hydraulic cylinder (6) be arranged in parallel, and the described axis of guide (10) passes described linkage support (7) and the described axis of guide (10) is slidingly connected with described linkage support (7).
9. notes according to claim 8 blow the clamping apparatus of blow moulding machine, it is characterized in that, the quantity of the described axis of guide (10) is two and is symmetrically distributed in the both sides of described hydraulic cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220586525 CN202895673U (en) | 2012-11-08 | 2012-11-08 | Mould clamping unit for injection blow hollow molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220586525 CN202895673U (en) | 2012-11-08 | 2012-11-08 | Mould clamping unit for injection blow hollow molding machine |
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| Publication Number | Publication Date |
|---|---|
| CN202895673U true CN202895673U (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220586525 Expired - Lifetime CN202895673U (en) | 2012-11-08 | 2012-11-08 | Mould clamping unit for injection blow hollow molding machine |
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| CN (1) | CN202895673U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142483A (en) * | 2015-04-22 | 2016-11-23 | 江苏天源试验设备有限公司 | A kind of precise injection machine |
| CN108506558A (en) * | 2018-02-26 | 2018-09-07 | 海宁萃智智能机器人有限公司 | A kind of pneumatic control valve |
| CN109332456A (en) * | 2018-09-30 | 2019-02-15 | 济南大学 | A kind of corrugated sheet of transformer molding machine |
| CN112721298A (en) * | 2020-12-30 | 2021-04-30 | 昆山中德利机械科技有限公司 | Food box forming integrated machine |
-
2012
- 2012-11-08 CN CN 201220586525 patent/CN202895673U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142483A (en) * | 2015-04-22 | 2016-11-23 | 江苏天源试验设备有限公司 | A kind of precise injection machine |
| CN106142483B (en) * | 2015-04-22 | 2024-02-23 | 江苏天源试验设备有限公司 | Precise injection molding machine |
| CN108506558A (en) * | 2018-02-26 | 2018-09-07 | 海宁萃智智能机器人有限公司 | A kind of pneumatic control valve |
| CN109332456A (en) * | 2018-09-30 | 2019-02-15 | 济南大学 | A kind of corrugated sheet of transformer molding machine |
| CN112721298A (en) * | 2020-12-30 | 2021-04-30 | 昆山中德利机械科技有限公司 | Food box forming integrated machine |
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| GR01 | Patent grant | ||
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Granted publication date: 20130424 |
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| CX01 | Expiry of patent term |