CN103770295B - Injection machine four cylinder vertical compression two-plate clamping - Google Patents
Injection machine four cylinder vertical compression two-plate clamping Download PDFInfo
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- CN103770295B CN103770295B CN201410027859.1A CN201410027859A CN103770295B CN 103770295 B CN103770295 B CN 103770295B CN 201410027859 A CN201410027859 A CN 201410027859A CN 103770295 B CN103770295 B CN 103770295B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
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- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention discloses a kind of injection machine four cylinder vertical compression two-plate clamping and comprises moving platen, solid plate and two the first oil cylinders and two the second oil cylinders, first oil cylinder comprises the first cylinder body, first piston and the first locking piston bar, second oil cylinder comprises the second cylinder body, second piston and the second locking piston bar, first locking piston bar comprises the first motion bar and the second motion bar, be communicated with by tube connector between the first adjacent cylinder body and the second cylinder body, the external diameter of the first motion bar and the second motion bar is unequal, in first oil cylinder, in the area of the normal section of the oil pocket of the first side, motion bar place and the second oil cylinder, the area sum of the normal section of the oil pocket of the second side, locking piston bar place equals the area sum of the normal section of opposite side oil pocket in the area of the normal section of the oil pocket of the second side, motion bar place in the first oil cylinder and the second oil cylinder.It is few that injection machine four cylinder vertical compression two-plate clamping of the present invention has operating space, and rapid mould opening-closing, energy consumption is low, the feature that pressure rising time is short.
Description
Technical field
The invention belongs to a kind of building block of injection machine of two-plate, especially relate to a kind of injection machine four cylinder vertical compression two-plate clamping.
Background technology
The injection machine of existing two-plate; at the place place, four angles of solid plate, a Mode-locking oil cylinder is respectively installed; one end of locking piston bar is all fixed on moving platen; for ensureing in locked mode process; the clamp force of Mode-locking oil cylinder can act on moving platen and solid plate uniformly; meanwhile, the clamp force that multiple Mode-locking oil cylinder can ensure between moving platen and solid plate is installed.But; in order to ensure that when folding mould locking piston bar can normally movement in Mode-locking oil cylinder; oil in the oil pocket of piston both sides need carry out equivalent and exchange circulation; locking piston bar in four Mode-locking oil cylinders all runs through whole Mode-locking oil cylinder; namely injection machine when mounted, and four locking piston bars all stretch out outside Mode-locking oil cylinder.Thus, larger installation and operating space need be taken, add production cost and the installation difficulty of Mode-locking oil cylinder simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of easy for installation, save operating space, easily realize rapid mould opening-closing, reduce energy consumption, the injection machine four cylinder vertical compression two-plate clamping that pressure rising time is short and locked mode stability is high.
According to an aspect of the present invention, provide a kind of injection machine four cylinder vertical compression two-plate clamping, comprise moving platen, solid plate and two the first oil cylinders and two the second oil cylinders, first oil cylinder comprises the first cylinder body be located on solid plate, the the first locking piston bar being set in the first piston in the first cylinder body and being set in first piston, second oil cylinder comprises the second cylinder body be located on solid plate, the the second locking piston bar being set in the second piston in the second cylinder body and being located in the second cylinder body, first locking piston bar runs through the first cylinder body, first locking piston bar comprises the first motion bar and the second motion bar, one end of first motion bar is fixed on moving platen, one end of second motion bar is positioned at the outside of the first cylinder body, one end of second locking piston bar is fixed on moving platen, the other end is positioned at the second cylinder body, be connected by tube connector between the first adjacent cylinder body and the second cylinder body, the external diameter of the first motion bar and the second motion bar is unequal, the normal section area sum of the oil pocket of the second side, locking piston bar place in the normal section area of the oil pocket of the first side, motion bar place and the second oil cylinder in first oil cylinder, equal the normal section area sum of opposite side oil pocket in the normal section area of the oil pocket of the second side, motion bar place in the first oil cylinder and the second oil cylinder.
The invention has the beneficial effects as follows: due to the first cylinder body is connected by tube connector with the second cylinder body, and the external diameter of the first motion bar and the second motion bar is unequal, the normal section area sum of the oil pocket of the second side, locking piston bar place in the normal section area of the oil pocket of the first side, motion bar place and the second oil cylinder in first oil cylinder, equal the normal section area sum of opposite side oil pocket in the normal section area of the oil pocket of the second side, motion bar place in the first oil cylinder and the second oil cylinder, make the first locking piston bar and the second locking piston bar in moving process, hydraulic oil in hydraulic oil in first cylinder body and the second cylinder body can flow mutually, and oil mass variable quantity total on the left of first piston and the second piston is equal with oil mass variable quantity total on the right side of first piston and the second piston, thus ensure that out normally carrying out of mould assembling action.Thus, only need the first locking piston bar to run through the first cylinder body, and the second locking piston bar is without the need to stretching out the second cylinder body, therefore, convenient installation, saves installation and the operating space of this injection machine four cylinder vertical compression two-plate clamping.
In some embodiments, can be provided with the first oil pocket and the second oil pocket that are interconnected in the first cylinder body, the first oil pocket and the second oil pocket lay respectively at the both sides of first piston.Thus, facilitate the circulation of the hydraulic oil of first piston both sides, facilitate the movement of first piston.
In some embodiments, can be provided with the 3rd oil pocket and the 4th oil pocket that are interconnected in the second cylinder body, the 3rd oil pocket and the 4th oil pocket lay respectively at the both sides of the second piston.Thus, facilitate the circulation of the hydraulic oil of the second piston both sides, facilitate the movement of the second piston.
In some embodiments, the first motion bar can be positioned at the first side, oil pocket place, and the diameter of the first motion bar is less than the diameter of the second motion bar, the diameter of the second locking piston bar and the equal diameters of the first motion bar.Thus, the diameter of the second motion bar is greater than the diameter of the first motion bar and the second locking piston bar, therefore, decreases the rapidoprint of the second locking piston bar, saves installation and operating space.
In some embodiments, tube connector can be communicated with the second oil pocket and the 4th oil pocket.Thus, by the circulation of oil in the second oil pocket and the 4th oil pocket, the circulation of oil in the first cylinder body and the second cylinder body can be realized, facilitates the movement of first piston and the second piston.
In some embodiments, the first motion bar and the second motion bar can be formed in one structure, and the junction of the first motion bar and the second motion bar is positioned at the first end of first piston.Thus, facilitate the machine-shaping of the first locking piston bar, and the installation in first piston.
In some embodiments, first piston can be provided with the first side oil duct and the second side oil duct that are interconnected, first oil pocket is connected with the second side oil duct by the first side oil duct with the second oil pocket, the second piston can be provided with the 3rd side oil duct for being communicated with the 3rd oil pocket and the 4th oil pocket.Be provided with the first side oil duct and the second side oil duct, facilitate first piston when moving fast, the oil in the first oil pocket can flow with the oil in the second oil pocket rapidly, thus achieves the quick movement of the first locking piston bar; Be provided with the 3rd side oil duct, facilitate the second piston when moving fast, the oil in the 3rd oil pocket can flow with the oil in the 4th oil pocket rapidly, thus achieves the quick movement of the second locking piston bar.
In some embodiments; the first spool can be provided with between first piston and the first locking piston bar; can be provided with the second spool between second piston and the second locking piston bar, the first spool is corresponding with the first side oil duct to be arranged, and the second spool is corresponding with the 3rd side oil duct to be arranged.Thus, can match with the first side oil duct or be separated by control first spool, realize the first oil pocket and be communicated with the disconnection of the oil in the second oil pocket or be communicated with, and then, realize the control to the first locking piston bar high-voltage lock mould state; Can match with the 3rd side oil duct or be separated by control second spool, realize the 3rd oil pocket and be communicated with the disconnection of the oil in the 4th oil pocket or be communicated with, and then, realize the control to the second locking piston bar high-voltage lock mould state.
In some embodiments, the first spool comprises the first valve port, and be provided with the first oil transportation channel and the second oil transportation channel in the first motion bar, the first oil transportation channel is connected with the side of the first valve port, and the second oil transportation channel is connected with the opposite side of the first valve port.Thus, by the oil transportation situation in control first oil transportation channel and the second oil transportation channel, the stress of the first valve port both sides can be controlled, and then realize the control to the first spool moving direction.
In some embodiments, the second spool comprises the second valve port, and be provided with the 3rd oil transportation channel and the 4th oil transportation channel in the second locking piston bar, the 3rd oil transportation channel is connected with the side of the second valve port, and the 4th oil transportation channel is connected with the opposite side of the second valve port.Thus, by the oil transportation situation in control the 3rd oil transportation channel and the 4th oil transportation channel, the stress of the second valve port both sides can be controlled, and then realize the control to the second spool moving direction.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of injection machine four cylinder vertical compression two-plate clamping of the present invention;
Fig. 2 is the schematic diagram at another visual angle of injection machine four cylinder vertical compression two-plate clamping of the present invention;
Fig. 3 is the partial enlarged drawing of part A in Fig. 1;
Fig. 4 is the partial enlarged drawing of part B in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Embodiment 1
See figures.1.and.2.Injection machine four cylinder vertical compression two-plate clamping of the present invention, comprises moving platen 1, solid plate 2 and two the first oil cylinders 3 and two the second oil cylinders 4.First oil cylinder 3 comprises the first cylinder body 31 be located on solid plate 2, is set in the first piston 32 in the first cylinder body 31 and is set in the first locking piston bar 33 in first piston 32.Wherein, first piston 32 can move in the first cylinder body 31, and the first locking piston bar 33 card is established and is fixed in first piston 32, makes the first locking piston bar 33 consistent with the movement of first piston 32.The second locking piston bar 43 that second oil cylinder 4 comprises the second cylinder body 41 be located on solid plate 2, is set in the second piston 42 in the second cylinder body 41 and is located in the second cylinder body 41.Wherein, the second piston 42 can move in the second cylinder body 41, and the second locking piston bar 43 card is established and is fixed in the second piston 42, makes the second locking piston bar 43 consistent with the movement of the second piston 42.
First locking piston bar 33 runs through the first cylinder body 31, first locking piston bar 33 comprises the first motion bar 331 and the second motion bar 332, one end of first motion bar 331 is fixed on moving platen 1, one end of second motion bar 332 is positioned at the outside of the first cylinder body 31, one end of second locking piston bar 43 is fixed on moving platen 1, the other end is positioned at the second cylinder body 41, be connected by tube connector 5 between the first adjacent cylinder body 31 and the second cylinder body 41, the diameter of the first motion bar 331 is less than the diameter of the second motion bar 332, the normal section area sum of the oil pocket of the second side, locking piston bar 43 place in the normal section area of the oil pocket of the first side, motion bar 331 place and the second oil cylinder 4 in first oil cylinder 3, equal the normal section area sum of opposite side oil pocket in the normal section area of the oil pocket of the second side, motion bar 332 place in the first oil cylinder 3 and the second oil cylinder 4.
The both sides that the first oil pocket 6 and the second oil pocket 7, first oil pocket 6 that are interconnected and the second oil pocket 7 lay respectively at first piston 32 are provided with in first cylinder body 31.Be provided with the both sides that the 3rd oil pocket 8 and the 4th oil pocket the 9, three oil pocket 8 that are interconnected and the 4th oil pocket 9 lay respectively at the second piston 42 in second cylinder body 41, the first oil pocket 6 is positioned at the left side of first piston 32, and the second oil pocket 7 is positioned at the right side of first piston 32; 3rd oil pocket 8 is positioned at the left side of the second piston 42, and the 4th oil pocket 9 is positioned at the right side of the second piston 42.First locking piston bar 33 and the second locking piston bar 43 are when mobile, and total variable quantity of the hydraulic oil in the first oil pocket 6 and the 3rd oil pocket 8 two oil pockets equals total variable quantity of the hydraulic oil in the second oil pocket 7 and the 4th oil pocket 9 two oil pockets.
First motion bar 331 is positioned at the first side, oil pocket 6 place, and the diameter of the first motion bar 331 is less than the diameter of the second motion bar 332, the diameter of the second locking piston bar 43 and the equal diameters of the first motion bar 331.
Tube connector 5 is communicated with on the second oil pocket 7 and the 4th oil pocket 9, first cylinder body 31 and the second cylinder body 41 and all offers connector, and the oil be convenient in the second oil pocket 7 is connected by tube connector 5 with the oil in the 4th oil pocket 9.
First motion bar 331 and the second motion bar 332 are formed in one structure, and the junction of the first motion bar 331 and the second motion bar 332 is positioned at the first end 323 of first piston 32, can facilitate the installation of the first locking piston bar 33.
First piston 32 is provided with the first side oil duct 321 and the second side oil duct 322 be interconnected, first oil pocket 6 is connected with the second side oil duct 322 by the first side oil duct 321 with the second oil pocket 7, and the second piston 42 is provided with the 3rd side oil duct 421 for being communicated with the 3rd oil pocket 8 and the 4th oil pocket 9.
As shown in Figure 3 and Figure 4, the first spool 10 is provided with between first piston 32 and the first locking piston bar 33, the second spool 20 is provided with between second piston 42 and the second locking piston bar 43, first spool 10 is corresponding with the first side oil duct 321 to be arranged, namely the first spool 10 can move to the first side oil duct 321 direction and match with the first side oil duct 321, realizes the first oil pocket 6 and is communicated with the second oil pocket 7 disconnection; Second spool 20 is corresponding with the 3rd side oil duct 421 to be arranged, and namely the second spool 20 can move to the 3rd side oil duct 421 direction and match with the 3rd side oil duct 421, and the disconnection realized between the 3rd oil pocket 8 and the 4th oil pocket 9 is communicated with.
First spool 10 comprises in the first valve port 101, first motion bar 331 and is provided with the first oil transportation channel 30 and the second oil transportation channel 40, first oil transportation channel 30 is connected with the side of the first valve port 101, and the second oil transportation channel 40 is connected with the opposite side of the first valve port 101.
Second spool 20 comprises the second valve port 201; the 3rd oil transportation channel 50 and the 4th oil transportation channel 60 is provided with in second locking piston bar 43; 3rd oil transportation channel 50 is connected with the side of the second valve port 201, and the 4th oil transportation channel 60 is connected with the opposite side of the second valve port 201.
When injection machine four cylinder vertical compression two-plate clamping of the present invention is at matched moulds; the solid plate 2 of injection machine is provided with mould moving cylinder 70; piston rod one end of mould moving cylinder 70 is fixed on moving platen 1, drives moving platen 1 to move to the direction of solid plate 2, realize matched moulds under the effect of mould moving cylinder 70.In matched moulds process, along with the movement of moving platen 1, because one end of the first locking piston bar 33 and the second locking piston bar 43 is all fixed on moving platen 1, therefore, first piston 32 and the second piston 42 move to the direction deviating from solid plate 2.Along with the movement of first piston 32 and the second piston 42, the oil in the second oil pocket 7 flows in the first oil pocket 6 by the second side oil duct 322 and the first side oil duct 321; Oil in 4th oil pocket 9 is entered in the 3rd oil pocket 8 by the 3rd side oil duct 421.Diameter due to the first motion bar 331 is less than the diameter of the second motion bar 332, and the equal diameters of the diameter of the second locking piston bar 43 and the first motion bar 331, therefore, first piston 32 and the second piston 42 move and in the process of mobile same distance simultaneously, and the oil mass extruded in the second oil pocket 7 is less than and the oil mass extruded in the 4th oil pocket 9; And the space formed in moving process in the first oil pocket 6 only cannot be supplemented by the oil entered in the first oil pocket 6 in the second oil pocket 7, the oil mass extruded in the 4th oil pocket 9 to be greater than in the 3rd oil pocket 8 required oil mass of supplementing in moving process.Thus, can unnecessary oil mass in the 4th oil pocket 9 be flowed in the second oil pocket 7 by tube connector 5, the oil mass in the space of formation is moved for supplementary first oil pocket 6, namely in the first cylinder body 3, the required oil mass of oil mass just with unnecessary in the second cylinder body 4 of supplementing is equal, thus, ensure that the hydraulic oil in first piston 32 and the second piston 42 both sides oil pocket realizes equivalent exchange circulation generally, matched moulds is moved quick, smooth and easy.
After matched moulds completes, when carrying out locked mode, in the first oil transportation channel 30 in the first motion bar 331, pass into hydraulic oil, hydraulic oil enters the side of the first valve port 101 through the first oil transportation channel 30.Under the effect of hydraulic oil, promote the first valve port 101, whole first spool 10 is moved to the first side oil duct 321 side, until the first spool 10 matches with the first side oil duct 321, the oil in the first oil pocket 6 is disconnected with the oil in the second oil pocket 7 and is communicated with; Meanwhile, in the 3rd oil transportation channel 50 in the second locking piston bar 43, input hydraulic oil, hydraulic oil enters the side of the second valve port 201 through the 3rd oil transportation channel 50.Under the effect of hydraulic oil, promote the second spool 20 and move to the 3rd side oil duct 421 side, until the second spool 20 matches with the 3rd side oil duct 50, the 3rd oil pocket 8 is disconnected with the oil in the 4th oil pocket 9 and is communicated with.Then in the first oil pocket 6 and the 3rd oil pocket 8, hydraulic oil is injected; hydraulic oil is made to act on first piston 32 and the second piston 42; be that the first locking piston bar 33 and the second locking piston bar 43 drive moving platen 1, the final mould closed between tight moving platen 1 and solid plate 2 provides enough clamp forces.
When moving platen 1 needs die sinking, stop injecting hydraulic oil in the first oil pocket 6 and the 3rd oil pocket 8, and to input pressure oil in the second oil transportation channel 40, pressure oil enters the opposite side of the first valve port 101, under the effect of pressure oil, promote the first valve port 101, and drive whole first spool 10 to move to the direction away from the first side oil duct 321, first spool 10 and the first side oil duct 321 are separated, and the first oil pocket 6 is connected with the second oil pocket 7.Simultaneously, input pressure oil in the 4th oil transportation channel 60, pressure oil enters the opposite side of valve port 201, under the effect of pressure oil, promote the second valve port 201, and driving whole second spool 20 to move to the direction away from the 3rd side oil duct 421, the second spool 20 and the 3rd side oil duct 421 are separated, and the 3rd oil pocket 8 is connected with the 4th oil pocket 9.Then, drive moving platen 1 to move to the direction away from solid plate 2 by mould moving cylinder 70, in moving process, drive the first locking piston bar 33, first piston 32, second locking piston bar 43 and the second piston 42 to move to side, moving platen 1 place.Along with the movement of first piston 32 and the second piston 42, the oil in the first oil pocket 6 flows into the second oil pocket 7 by the first side oil duct 321 and the second side oil duct 322; Oil in 3rd oil pocket 8 flows into the 4th oil pocket 9 by the 3rd side oil duct 421.Because the oil mass of discharging in the first oil pocket 6 is greater than oil mass required in the second oil pocket 7, the oil mass of discharging in the 3rd oil pocket 8 is less than oil mass required in the 4th oil pocket 9, therefore, oil mass unnecessary for first oil pocket 6 can be flowed into the 4th oil pocket 9 by tube connector 5 to supplement, namely unnecessary in the first cylinder body 3 oil mass is just equal with required oil mass of supplementing in the second cylinder body 4, thus, ensure that the hydraulic oil in first piston 32 and the second piston 42 both sides oil pocket realizes equivalent exchange circulation generally, make die sinking campaign smooth and easy fast.
To sum up, injection machine four cylinder vertical compression two-plate clamping of the present invention is while guarantee locked mode and shifting formwork, and pressure rising time during locked mode is short; easily realize rapid mould opening-closing; reduce energy consumption, decrease the space shared by locking piston bar, and save the space shared by whole injection machine.
Above-described is only the preferred embodiment of the present invention, it should be pointed out that for the person of ordinary skill of the art, and without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (10)
1. injection machine four cylinder vertical compression two-plate clamping, wherein, comprise moving platen (1), solid plate (2) and two the first oil cylinders (3) and two the second oil cylinders (4), described first oil cylinder (3) comprises the first cylinder body (31) be located on solid plate (2), be set in the first piston (32) in the first cylinder body (31) and be set in the first locking piston bar (33) in first piston (32), described second oil cylinder (4) comprises the second cylinder body (41) be located on solid plate (2), be set in the second piston (42) in the second cylinder body (41) and be located at the second locking piston bar (43) in the second cylinder body (41), described first locking piston bar (33) runs through the first cylinder body (31), described first locking piston bar (33) comprises the first motion bar (331) and the second motion bar (332), one end of described first motion bar (331) is fixed on moving platen (1), one end of described second motion bar (332) is positioned at the outside of the first cylinder body (31), one end of described second locking piston bar (43) is fixed on moving platen (1), the other end is positioned at the second cylinder body (41), be connected by tube connector (5) between adjacent described first cylinder body (31) and the second cylinder body (41), the external diameter of described first motion bar (331) and the second motion bar (332) is unequal, the normal section area sum of the normal section area of the oil pocket of the first motion bar (331) side, place and the oil pocket of interior second locking piston bar (43) side, place of the second oil cylinder (4) in described first oil cylinder (3), equal the normal section area of oil pocket and the normal section area sum of the interior opposite side oil pocket of the second oil cylinder (4) of the second motion bar (332) side, place in the first oil cylinder (3).
2. injection machine four cylinder vertical compression two-plate clamping according to claim 1; wherein; be provided with the first oil pocket (6) be interconnected and the second oil pocket (7) in described first cylinder body (31), described first oil pocket (6) and the second oil pocket (7) lay respectively at the both sides of first piston (32).
3. injection machine four cylinder vertical compression two-plate clamping according to claim 2; wherein; be provided with the 3rd oil pocket (8) and the 4th oil pocket (9) that are interconnected in described second cylinder body (41), described 3rd oil pocket (8) and the 4th oil pocket (9) lay respectively at the both sides of the second piston (42).
4. the injection machine four cylinder vertical compression two-plate clamping according to Claims 2 or 3; wherein; described first motion bar (331) is positioned at the first oil pocket (6) side, place; the diameter of described first motion bar (331) is less than the diameter of the second motion bar (332), the described diameter of the second locking piston bar (43) and the equal diameters of the first motion bar (331).
5. injection machine four cylinder vertical compression two-plate clamping according to claim 4, wherein, described tube connector (5) is communicated with the second oil pocket (7) and the 4th oil pocket (9).
6. injection machine four cylinder vertical compression two-plate clamping according to claim 5; wherein; described first motion bar (331) and the second motion bar (332) are formed in one structure, and the junction of described first motion bar (331) and the second motion bar (332) is positioned at the first end (323) of first piston (32).
7. injection machine four cylinder vertical compression two-plate clamping according to claim 6; wherein; described first piston (32) is provided with the first side oil duct (321) and the second side oil duct (322) that are interconnected; described first oil pocket (6) is connected with the second side oil duct (322) by the first side oil duct (321) with the second oil pocket (7), and described second piston (42) is provided with the 3rd side oil duct (421) for being communicated with the 3rd oil pocket (8) and the 4th oil pocket (9).
8. injection machine four cylinder vertical compression two-plate clamping according to claim 7; wherein; the first spool (10) is provided with between described first piston (32) and the first locking piston bar (33); the second spool (20) is provided with between described second piston (42) and the second locking piston bar (43); described first spool (10) is corresponding with the first side oil duct (321) to be arranged, and described second spool (20) is corresponding with the 3rd side oil duct (421) to be arranged.
9. injection machine four cylinder vertical compression two-plate clamping according to claim 8; wherein; described first spool (10) comprises the first valve port (101); the first oil transportation channel (30) and the second oil transportation channel (40) is provided with in described first motion bar (331); described first oil transportation channel (30) is connected with the side of the first valve port (101), and described second oil transportation channel (40) is connected with the opposite side of the first valve port (101).
10. injection machine four cylinder vertical compression two-plate clamping according to claim 8; wherein; described second spool (20) comprises the second valve port (201); the 3rd oil transportation channel (50) and the 4th oil transportation channel (60) is provided with in described second locking piston bar (43); described 3rd oil transportation channel (50) is connected with the side of the second valve port (201), and described 4th oil transportation channel (60) is connected with the opposite side of the second valve port (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410027859.1A CN103770295B (en) | 2014-01-21 | 2014-01-21 | Injection machine four cylinder vertical compression two-plate clamping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410027859.1A CN103770295B (en) | 2014-01-21 | 2014-01-21 | Injection machine four cylinder vertical compression two-plate clamping |
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| Publication Number | Publication Date |
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| CN103770295A CN103770295A (en) | 2014-05-07 |
| CN103770295B true CN103770295B (en) | 2016-04-13 |
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| CN201410027859.1A Active CN103770295B (en) | 2014-01-21 | 2014-01-21 | Injection machine four cylinder vertical compression two-plate clamping |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107244050B (en) * | 2017-07-28 | 2023-04-11 | 温州剑红塑机设备有限公司 | Direct-pressing high-speed clamping mechanism |
| CN109466036A (en) * | 2017-09-07 | 2019-03-15 | 海天塑机集团有限公司 | A kind of Clamping Device of Injection Moulding Machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2690646Y (en) * | 2004-01-15 | 2005-04-06 | 广东泓利机器有限公司 | Logic valve piston internal circulation oil cylinder |
| CN101927539A (en) * | 2009-06-26 | 2010-12-29 | 北京化工大学 | Isometric replaceable four-cylinder line-lock two-plate type mould clamping mechanism |
| CN203726780U (en) * | 2014-01-21 | 2014-07-23 | 广东正茂精机有限公司 | Four-cylinder direct-pressing two-plate type die assembling mechanism of injection molding machine |
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2014
- 2014-01-21 CN CN201410027859.1A patent/CN103770295B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2690646Y (en) * | 2004-01-15 | 2005-04-06 | 广东泓利机器有限公司 | Logic valve piston internal circulation oil cylinder |
| CN101927539A (en) * | 2009-06-26 | 2010-12-29 | 北京化工大学 | Isometric replaceable four-cylinder line-lock two-plate type mould clamping mechanism |
| CN203726780U (en) * | 2014-01-21 | 2014-07-23 | 广东正茂精机有限公司 | Four-cylinder direct-pressing two-plate type die assembling mechanism of injection molding machine |
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| CN103770295A (en) | 2014-05-07 |
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