CN204075146U - Die casting machine lock die sinking pressure charging system - Google Patents
Die casting machine lock die sinking pressure charging system Download PDFInfo
- Publication number
- CN204075146U CN204075146U CN201420522639.1U CN201420522639U CN204075146U CN 204075146 U CN204075146 U CN 204075146U CN 201420522639 U CN201420522639 U CN 201420522639U CN 204075146 U CN204075146 U CN 204075146U
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- Prior art keywords
- locked mode
- die sinking
- supercharging
- charged piston
- mode
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- 238000004512 die casting Methods 0.000 title claims abstract description 20
- 239000012530 fluid Substances 0.000 claims description 39
- 239000003921 oil Substances 0.000 abstract description 41
- 230000000694 effects Effects 0.000 abstract description 8
- 239000010720 hydraulic oil Substances 0.000 abstract description 7
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 239000002828 fuel tank Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a kind of die casting machine lock die sinking pressure charging system, includes locked mode supercharging cylinder barrel, locked mode cylinder barrel, die sinking supercharging cylinder barrel, locked mode supercharging bonnet, locked mode middle cover, locked mode protecgulum, die sinking supercharging bonnet, locked mode charged piston, locked mode charged piston bar, locking piston, locking piston bar, die sinking charged piston and die sinking charged piston bar; Above-mentioned parts are utilized by coordinating, a Mode-locking oil cylinder and two pressurizing cylinders can be formed, two pressurizing cylinders are assemblied in ante-chamber and the back cavity of Mode-locking oil cylinder respectively, take full advantage of die casting machine to the difference of each section of locked mode to pressure and speed requirement, when needs high pressure, start pressurizing cylinder, the high pressure of more than 40MPa now in Mode-locking oil cylinder, can be formed.Because operating oil pressure brings up to more than 40MPa from 16MPa, so the area of locking piston can be reduced accordingly, namely reduce the cylinder diameter of Mode-locking oil cylinder, the traffic demand of hydraulic oil is also significantly reduced, reach energy-conservation effect.
Description
Technical field
The utility model relates to field of die casting machines technology, refers in particular to a kind of die casting machine lock die sinking pressure charging system.
Background technology
Die casting machine is exactly under pressure cooling forming in molten metal bath injection to mould, obtains a series of industrial foundry machinery of solid metal foundry goods, at first for die casting font after die sinking.Along with science and technology and industrial progress, especially along with industrial expansions such as automobile, motorcycle and household electrical appliance, again from energy-conservation, saving raw material aspects, die-casting technique has obtained and has developed extremely rapidly.
The system pressure of die casting machine is generally no more than 16MPa, because large-tonnage die casting machine needs very large clamp force, so the cylinder diameter of the Mode-locking oil cylinder of die casting machine needs very large, so just need the hydraulic oil of very large discharge to drive Mode-locking oil cylinder, guarantee Mode-locking oil cylinder possesses enough speed.Design both consume materials of this large-diameter oil cylinder, expend the energy again.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, its main purpose is to provide a kind of die casting machine lock die sinking pressure charging system, and its Mode-locking oil cylinder that effectively can solve existing die casting machine adopts design of large-diameter oil cylinder to there is not only consume material but also expends the problem of the energy.
For achieving the above object, the utility model adopts following technical scheme:
A kind of die casting machine lock die sinking pressure charging system, includes locked mode supercharging cylinder barrel, locked mode cylinder barrel, die sinking supercharging cylinder barrel, locked mode supercharging bonnet, locked mode middle cover, locked mode protecgulum, die sinking supercharging bonnet, locked mode charged piston, locked mode charged piston bar, locking piston, locking piston bar, die sinking charged piston and die sinking charged piston bar;
This locked mode supercharging bonnet covers the open rearward end of locked mode supercharging cylinder barrel; This locked mode middle cover is hollow structure, and its two ends connect with the front end of locked mode supercharging cylinder barrel and the rear end of locked mode cylinder barrel respectively; This locked mode protecgulum covers the front end of locked mode cylinder barrel and the front end of die sinking supercharging cylinder barrel; This die sinking supercharging bonnet covers the rear end of die sinking supercharging cylinder barrel;
This locked mode charged piston is fixedly connected with the rear end of locked mode charged piston bar and can be arranged in locked mode supercharging cylinder barrel axially and movably, the front end of this locked mode charged piston bar is stretched in locked mode cylinder barrel, the rear of this locked mode charged piston is formed with the first back cavity, the front of locked mode charged piston is formed with the first ante-chamber, this locked mode charged piston and locked mode charged piston bar are that hollow structure is formed with first passage, the rear end of this first passage is communicated with the first back cavity, locked mode supercharging spool and the first spring is provided with in this first passage, this locked mode supercharging bonnet is provided with the first hydraulic fluid port of connection first back cavity, this locked mode middle cover is provided with the second hydraulic fluid port of connection first ante-chamber,
This locking piston is fixedly connected with the rear end of locking piston bar and can be arranged at axially and movably in locked mode cylinder barrel, the front end of locking piston bar is stretched out forward outside locked mode protecgulum, locking piston is just to the front end of aforementioned first passage, the rear of locking piston is formed with the second back cavity, this second back cavity is communicated with aforementioned first passage, and the front of locking piston is formed with the second ante-chamber; And be provided with cavity in this locked mode protecgulum, this cavity connects second ante-chamber, and locked mode protecgulum be provided with the 3rd hydraulic fluid port and the 4th hydraulic fluid port, the 3rd hydraulic fluid port is communicated with cavity;
This die sinking charged piston is fixedly connected with the rear end of die sinking charged piston bar and can be arranged in die sinking supercharging cylinder barrel axially and movably, the front end of this die sinking charged piston bar is stretched in aforementioned cavity, the rear of die sinking charged piston is formed with the 3rd back cavity, the front of die sinking charged piston is formed with the 3rd ante-chamber, this die sinking charged piston and die sinking charged piston bar are that hollow structure is formed with second channel, the rear end of this second channel is communicated with the 3rd back cavity, die sinking supercharging spool and the second spring is provided with in this second channel, this die sinking supercharging bonnet is provided with the 5th hydraulic fluid port of connection the 3rd back cavity, aforementioned 4th hydraulic fluid port is communicated with the 3rd ante-chamber.
Preferably, described locked mode supercharging cylinder barrel, locked mode charged piston, locked mode charged piston bar, locked mode supercharging spool, the first spring and locked mode middle cover are combined to form locked mode pressurizing cylinder; This locked mode middle cover, locked mode cylinder barrel, locking piston, locking piston bar and locked mode protecgulum are combined to form Mode-locking oil cylinder; This locked mode protecgulum, die sinking supercharging cylinder barrel, die sinking charged piston, die sinking charged piston bar, die sinking supercharging spool, the second spring and die sinking supercharging bonnet are combined to form die sinking pressurizing cylinder.
Preferably, described locked mode pressurizing cylinder, Mode-locking oil cylinder and die sinking pressurizing cylinder are all horizontally disposed with, and locked mode pressurizing cylinder is positioned at the rear of Mode-locking oil cylinder, and die sinking pressurizing cylinder is positioned at the below of Mode-locking oil cylinder.
The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution:
Above-mentioned parts are utilized by coordinating, a Mode-locking oil cylinder and two pressurizing cylinders can be formed, two pressurizing cylinders are assemblied in ante-chamber and the back cavity of Mode-locking oil cylinder respectively, take full advantage of die casting machine to the difference of each section of locked mode to pressure and speed requirement, when needs high pressure, start pressurizing cylinder, the high pressure of more than 40MPa now in Mode-locking oil cylinder, can be formed.Because operating oil pressure brings up to more than 40MPa from 16MPa, so the area of locking piston can be reduced accordingly, namely reduce the cylinder diameter of Mode-locking oil cylinder, the traffic demand of hydraulic oil is also significantly reduced, reach energy-conservation effect.
For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is described in detail:
Accompanying drawing explanation
Fig. 1 is the sectional view of the preferred embodiment of the utility model.
Accompanying drawing identifier declaration:
11, locked mode supercharging cylinder barrel 12, locked mode cylinder barrel
13, die sinking supercharging cylinder barrel 14, locked mode supercharging bonnet
15, locked mode middle cover 16, locked mode protecgulum
17, die sinking supercharging bonnet 18, locked mode charged piston
19, locked mode charged piston bar 21, locking piston
22, locking piston bar 23, die sinking charged piston
24, die sinking charged piston bar 25, locked mode supercharging spool
26, the first spring 27, die sinking supercharging spool
28, the second spring 101, first back cavity
102, the first ante-chamber 103, first passage
104, the second back cavity 105, second ante-chamber
106, cavity 107, the 3rd back cavity
108, the 3rd ante-chamber 109, second channel
201, the first hydraulic fluid port 202, second hydraulic fluid port
203, the 3rd hydraulic fluid port 204, the 4th hydraulic fluid port
205, the 5th hydraulic fluid port
Detailed description of the invention
Please refer to shown in Fig. 1; that show the concrete structure of the preferred embodiment of the utility model, include locked mode supercharging cylinder barrel 11, locked mode cylinder barrel 12, die sinking supercharging cylinder barrel 13, locked mode supercharging bonnet 14, locked mode middle cover 15, locked mode protecgulum 16, die sinking supercharging bonnet 17, locked mode charged piston 18, locked mode charged piston bar 19, locking piston 21, locking piston bar 22, die sinking charged piston 23 and die sinking charged piston bar 24.
This locked mode supercharging bonnet 14 covers the open rearward end of locked mode supercharging cylinder barrel 11; This locked mode middle cover 15 is hollow structure, and its two ends connect with the front end of locked mode supercharging cylinder barrel 11 and the rear end of locked mode cylinder barrel 12 respectively; This locked mode protecgulum 16 covers the front end of locked mode cylinder barrel 12 and the front end of die sinking supercharging cylinder barrel 13; This die sinking supercharging bonnet 17 covers the rear end of die sinking supercharging cylinder barrel 13.
This locked mode charged piston 18 is fixedly connected with the rear end of locked mode charged piston bar 19 and can be arranged in locked mode supercharging cylinder barrel 11 axially and movably, the front end of this locked mode charged piston bar 19 is stretched in locked mode cylinder barrel 12, the rear of this locked mode charged piston 18 is formed with the first back cavity 101, the front of locked mode charged piston 18 is formed with the first ante-chamber 102, this locked mode charged piston 18 and locked mode charged piston bar 19 are formed with first passage 103 for hollow structure, the rear end of this first passage 103 is communicated with the first back cavity 101, locked mode supercharging spool 25 and the first spring 26 is provided with in this first passage 103, this locked mode supercharging bonnet 14 is provided with the first hydraulic fluid port 201 of connection first back cavity 101, this locked mode middle cover 15 is provided with the second hydraulic fluid port 202 of connection first ante-chamber 102.
This locking piston 21 is fixedly connected with the rear end of locking piston bar 22 and can be arranged at axially and movably in locked mode cylinder barrel 12, the front end of locking piston bar 22 is stretched out forward outside locked mode protecgulum 16, locking piston 21 is just to the front end of aforementioned first passage 103, the rear of locking piston 21 is formed with the second back cavity 104, this second back cavity 104 is communicated with aforementioned first passage 103, and the front of locking piston 21 is formed with the second ante-chamber 105; And be provided with cavity 106 in this locked mode protecgulum 15, this cavity 106 is communicated with the second ante-chamber 105, and locked mode protecgulum 15 is provided with the 3rd hydraulic fluid port 203 and the 4th hydraulic fluid port the 204, three hydraulic fluid port 203 is communicated with cavity 106.
This die sinking charged piston 23 is fixedly connected with the rear end of die sinking charged piston bar 24 and can be arranged in die sinking supercharging cylinder barrel 13 axially and movably, the front end of this die sinking charged piston bar 24 is stretched in aforementioned cavity 106, the rear of die sinking charged piston 23 is formed with the 3rd back cavity 107, the front of die sinking charged piston 23 is formed with the 3rd ante-chamber 108, this die sinking charged piston 23 and die sinking charged piston bar 24 are formed with second channel 109 for hollow structure, the rear end of this second channel 109 is communicated with the 3rd back cavity 107, die sinking supercharging spool 27 and the second spring 28 is provided with in this second channel 109, this die sinking supercharging bonnet 17 is provided with the 5th hydraulic fluid port 205 of connection the 3rd back cavity 107, aforementioned 4th hydraulic fluid port 204 is communicated with the 3rd ante-chamber 108.
In the present embodiment, this locked mode supercharging cylinder barrel 11, locked mode charged piston 18, locked mode charged piston bar 19, locked mode supercharging spool 25, first spring 26 and locked mode middle cover 15 are combined to form locked mode pressurizing cylinder; This locked mode middle cover 15, locked mode cylinder barrel 12, locking piston 21, locking piston bar 22 and locked mode protecgulum 16 are combined to form Mode-locking oil cylinder; This locked mode protecgulum 16, die sinking supercharging cylinder barrel 13, die sinking charged piston 23, die sinking charged piston bar 24, die sinking supercharging spool 27, second spring 28 and die sinking supercharging bonnet 17 are combined to form die sinking pressurizing cylinder.This locked mode pressurizing cylinder, Mode-locking oil cylinder and die sinking pressurizing cylinder are all horizontally disposed with, and locked mode pressurizing cylinder is positioned at the rear of Mode-locking oil cylinder, and die sinking pressurizing cylinder is positioned at the below of Mode-locking oil cylinder.
The course of work that the present embodiment is described in detail in detail is as follows:
During locked mode action leading portion high velocity, low pressure, system pressure oil enters from the first hydraulic fluid port 201, now locked mode supercharging spool 25 is opened, pressure oil enters first passage 103 and promotes locking piston 21 with locking piston bar 22 and travel forward, simultaneously from the second hydraulic fluid port 202 way system pressure oil, pressure oil withstands locked mode charged piston 18, stops locked mode charged piston 18 to travel forward; Hydraulic oil in second ante-chamber 105 enters cavity 106 part and flows into fuel tank by the 3rd hydraulic fluid port 203, and a part of hydraulic oil can flow into fuel tank by second channel 109 from the 5th hydraulic fluid port 205 in addition.Now from the 4th hydraulic fluid port 204 way system pressure oil.
During locked mode action back segment high pressure low speed, second hydraulic fluid port 202 is led to fuel tank, now locked mode charged piston 18 and locked mode charged piston bar 19 travel forward under the effect of pressure oil, and locked mode supercharging spool 25 moves backward under the effect of the first spring 26 elastic force, thus close first passage 103.Now locked mode charged piston bar 19 moves forward, and extrudes the pressure oil of the second back cavity 104, forms high-voltage lock mould.
During die sinking action leading portion high pressure low speed, 4th hydraulic fluid port 204 is led to fuel tank, 3rd hydraulic fluid port 203 is closed, by the 5th hydraulic fluid port 205 way system pressure oil, now die sinking charged piston 23 and die sinking charged piston bar 24 travel forward under the effect of pressure oil, and die sinking supercharging spool 27 moves backward under the effect of the second spring 28 elastic force, thus close second channel 109, now die sinking charged piston bar 24 moves forward, and extrudes the pressure oil of the second ante-chamber 105, forms high pressure die sinking.After high pressure die sinking, by the 3rd hydraulic fluid port 203 way system pressure oil, start low-voltage high speed die sinking.In die sinking process, the second hydraulic fluid port 202 way system pressure oil, leads to fuel tank by the first hydraulic fluid port 201, after locked mode charged piston 18 retreats and puts in place, locked mode supercharging spool 25 is withstood, and opens first passage 103, the hydraulic oil of the second back cavity 104, then by first passage 103, gets back to fuel tank from the first hydraulic fluid port 201.
Design focal point of the present utility model is: utilize above-mentioned parts by coordinating, a Mode-locking oil cylinder and two pressurizing cylinders can be formed, two pressurizing cylinders are assemblied in ante-chamber and the back cavity of Mode-locking oil cylinder respectively, take full advantage of die casting machine to the difference of each section of locked mode to pressure and speed requirement, when needs high pressure, start pressurizing cylinder, the high pressure of more than 40MPa now in Mode-locking oil cylinder, can be formed.Because operating oil pressure brings up to more than 40MPa from 16MPa, so the area of locking piston can be reduced accordingly, namely reduce the cylinder diameter of Mode-locking oil cylinder, the traffic demand of hydraulic oil is also significantly reduced, reach energy-conservation effect.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (3)
1. a die casting machine lock die sinking pressure charging system, is characterized in that: include locked mode supercharging cylinder barrel, locked mode cylinder barrel, die sinking supercharging cylinder barrel, locked mode supercharging bonnet, locked mode middle cover, locked mode protecgulum, die sinking supercharging bonnet, locked mode charged piston, locked mode charged piston bar, locking piston, locking piston bar, die sinking charged piston and die sinking charged piston bar;
This locked mode supercharging bonnet covers the open rearward end of locked mode supercharging cylinder barrel; This locked mode middle cover is hollow structure, and its two ends connect with the front end of locked mode supercharging cylinder barrel and the rear end of locked mode cylinder barrel respectively; This locked mode protecgulum covers the front end of locked mode cylinder barrel and the front end of die sinking supercharging cylinder barrel; This die sinking supercharging bonnet covers the rear end of die sinking supercharging cylinder barrel;
This locked mode charged piston is fixedly connected with the rear end of locked mode charged piston bar and can be arranged in locked mode supercharging cylinder barrel axially and movably, the front end of this locked mode charged piston bar is stretched in locked mode cylinder barrel, the rear of this locked mode charged piston is formed with the first back cavity, the front of locked mode charged piston is formed with the first ante-chamber, this locked mode charged piston and locked mode charged piston bar are that hollow structure is formed with first passage, the rear end of this first passage is communicated with the first back cavity, locked mode supercharging spool and the first spring is provided with in this first passage, this locked mode supercharging bonnet is provided with the first hydraulic fluid port of connection first back cavity, this locked mode middle cover is provided with the second hydraulic fluid port of connection first ante-chamber,
This locking piston is fixedly connected with the rear end of locking piston bar and can be arranged at axially and movably in locked mode cylinder barrel, the front end of locking piston bar is stretched out forward outside locked mode protecgulum, locking piston is just to the front end of aforementioned first passage, the rear of locking piston is formed with the second back cavity, this second back cavity is communicated with aforementioned first passage, and the front of locking piston is formed with the second ante-chamber; And be provided with cavity in this locked mode protecgulum, this cavity connects second ante-chamber, and locked mode protecgulum be provided with the 3rd hydraulic fluid port and the 4th hydraulic fluid port, the 3rd hydraulic fluid port is communicated with cavity;
This die sinking charged piston is fixedly connected with the rear end of die sinking charged piston bar and can be arranged in die sinking supercharging cylinder barrel axially and movably, the front end of this die sinking charged piston bar is stretched in aforementioned cavity, the rear of die sinking charged piston is formed with the 3rd back cavity, the front of die sinking charged piston is formed with the 3rd ante-chamber, this die sinking charged piston and die sinking charged piston bar are that hollow structure is formed with second channel, the rear end of this second channel is communicated with the 3rd back cavity, die sinking supercharging spool and the second spring is provided with in this second channel, this die sinking supercharging bonnet is provided with the 5th hydraulic fluid port of connection the 3rd back cavity, aforementioned 4th hydraulic fluid port is communicated with the 3rd ante-chamber.
2. die casting machine lock die sinking pressure charging system according to claim 1, is characterized in that: described locked mode supercharging cylinder barrel, locked mode charged piston, locked mode charged piston bar, locked mode supercharging spool, the first spring and locked mode middle cover are combined to form locked mode pressurizing cylinder; This locked mode middle cover, locked mode cylinder barrel, locking piston, locking piston bar and locked mode protecgulum are combined to form Mode-locking oil cylinder; This locked mode protecgulum, die sinking supercharging cylinder barrel, die sinking charged piston, die sinking charged piston bar, die sinking supercharging spool, the second spring and die sinking supercharging bonnet are combined to form die sinking pressurizing cylinder.
3. die casting machine lock die sinking pressure charging system according to claim 2, it is characterized in that: described locked mode pressurizing cylinder, Mode-locking oil cylinder and die sinking pressurizing cylinder are all horizontally disposed with, locked mode pressurizing cylinder is positioned at the rear of Mode-locking oil cylinder, and die sinking pressurizing cylinder is positioned at the below of Mode-locking oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522639.1U CN204075146U (en) | 2014-09-11 | 2014-09-11 | Die casting machine lock die sinking pressure charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522639.1U CN204075146U (en) | 2014-09-11 | 2014-09-11 | Die casting machine lock die sinking pressure charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204075146U true CN204075146U (en) | 2015-01-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420522639.1U Expired - Fee Related CN204075146U (en) | 2014-09-11 | 2014-09-11 | Die casting machine lock die sinking pressure charging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204075146U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104999048A (en) * | 2015-07-31 | 2015-10-28 | 广东伊之密精密机械股份有限公司 | Booster-type mode-locked hydraulic mechanism of heavy die casting machine |
-
2014
- 2014-09-11 CN CN201420522639.1U patent/CN204075146U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104999048A (en) * | 2015-07-31 | 2015-10-28 | 广东伊之密精密机械股份有限公司 | Booster-type mode-locked hydraulic mechanism of heavy die casting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |