CN203426402U - Hammerhead lubrication device for die casting machine - Google Patents
Hammerhead lubrication device for die casting machine Download PDFInfo
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- CN203426402U CN203426402U CN201320445685.1U CN201320445685U CN203426402U CN 203426402 U CN203426402 U CN 203426402U CN 201320445685 U CN201320445685 U CN 201320445685U CN 203426402 U CN203426402 U CN 203426402U
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- tup
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- oil cylinder
- hammerhead
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Abstract
The utility model relates to a hammerhead lubrication device for a die casting machine. The hammerhead lubrication device comprises a hammerhead lubrication oil cylinder, wherein an oil pressing piston and a piston limiting rod are arranged in the hammerhead lubrication oil cylinder, and a piston reset spring is connected between the oil pressing piston and the piston limit rod in a pressing way; a flow adjusting screw is arranged at the bottom of the hammerhead lubrication oil cylinder, and one end of the flow adjusting screw extends into the hammerhead lubrication oil cylinder and is connected onto the piston limit rod in a pressing way; an oil inlet is arranged at the upper part of the hammerhead lubrication oil cylinder, and is positioned at the top side of the oil pressing piston, and a lubrication oil pressing port is arranged at the lower part of the hammerhead lubrication oil cylinder and is positioned at the side of the piston limit rod. A lubrication oil suction port is arranged in the middle of the hammerhead lubrication oil cylinder, and a necking is arranged at the lower part of the oil pressing piston; the lubrication oil suction port is positioned at the side of the necking, and a sealing mechanism is arranged in the middle of the oil pressing piston. The hammerhead lubrication device provided by the utility model has the characteristics of simple and reasonable structure, flexible operation, small size, adjustable oil drip flow, and long hammerhead service life.
Description
Technical field
The utility model relates to the tup lubricating arrangement of a kind of die casting machine, particularly a kind of die casting machine.
Background technology
Cold-chamber die casting machine be by the direct injection progressive die of molten metal tool by supercharging, cooling and a kind of Die Casting equipment of moulding is subject to the factors such as mould, temperature to affect very large in its production process.The velocity ratio that tup advances is larger, and because the fit clearance between tup and material pipe is smaller, between them, speed of related movement is larger, so tup lubricating arrangement is die casting machine indispensability again.
Die casting machine tup lubricating arrangement in the past, with the separation of die casting body, relatively independent device, takes up room larger relatively, and in addition, the power source of tup lubricating arrangement in the past needs independently provide, and relatively operates more loaded down with trivial details.
Because the relative operating space of Die Casting Plant is narrow, so client wishes a kind ofly to take up room littlely, and power source can provide by die casting machine, and a kind of tup lubricating arrangement that reaches operation interlocking is that cold-chamber die casting machine is required.
Chinese patent literature CN202239557U discloses a kind of hammerhead lubricating device of cold chamber die casting on 05 30th, 2012, comprise drift piston rod, the adapter of dnockout signal, block and screw rod back-up ring, dnockout signal is taken over and is installed on drift piston rod oil guide groove porch, and the other end of drift piston rod oil guide groove is provided with screw rod back-up ring; Block is installed on oil guide groove top.On screw rod back-up ring, along the circumferential direction equidistantly have aperture.
Utility model content
The purpose of this utility model aims to provide a kind of simple and reasonable, flexible operation, volume is little, oil dripping flow is adjustable, the tup lubricating arrangement of the die casting machine of tup long service life, to overcome weak point of the prior art.
By the tup lubricating arrangement of a kind of die casting machine of this object design, comprise that tup lubricates oil cylinder, its architectural feature is to be provided with force feed piston and piston limit bar in the lubricated oil cylinder of tup, piston reset spring is crimped between force feed piston and piston limit bar, the bottom of the lubricated oil cylinder of tup is provided with flow adjustment screw, and one end of this flow adjustment screw is stretched in the lubricated oil cylinder of tup and is crimped on piston limit bar; The top of the lubricated oil cylinder of tup is provided with oil-in, and this oil-in is positioned at the top side of force feed piston; The bottom of the lubricated oil cylinder of tup is provided with lubrication pressure hydraulic fluid port, and this lubrication pressure hydraulic fluid port is positioned at the side of piston limit bar.
Further, the middle part of the lubricated oil cylinder of described tup is provided with lubricating oil inlet port.
Further, the bottom of described force feed piston is provided with necking down.
Further, described lubricating oil inlet port is positioned at the side of necking down.
Further, the middle part of described force feed piston is provided with sealing mechanism.
Further, on described lubrication pressure hydraulic fluid port, be provided with check valve.
Further, in the lubricated oil cylinder of described tup, be provided with limited step.
Hydraulic oil in the utility model is the hydraulic oil that comes from die casting machine body; this hydraulic oil enters from oil-in; can reach and the synchronous execution circulation of die casting machine; reach tup injection action; oil dripping machine oil dripping; tup retraction, the actuation cycle of oil dripping machine oil suction, thus protection aluminium alloy is not subject to oil contamination and prevented fluid to run into hot aluminium alloy burning possibility.
Hydraulic oil in the utility model is provided by die casting machine body, without being set in addition, power source can reach and die casting machine action interlocking handled easily, and this tup lubricating arrangement is integrated on die casting machine body, reduced the die casting machine auxiliary equipment ratio that takes up room.
The effect of the flow adjustment screw in the utility model and piston limit bar is the stroke that regulates force feed piston, the flow that regulates oil dripping; Limited step can avoid flow adjustment screw excessively to regulate and the normal use of impact.
The middle part of the force feed piston in the utility model is provided with sealing mechanism, the effect of sealing mechanism be realize two kinds of upper and lower oil contents of force feed piston every, and when force feed piston is when being issued to force feed position, the reset of force feed piston will produce negative pressure in the lubricated oil cylinder of tup, thereby produce oil suction condition.
The utility model is come the position of regulating piston gag lever post by flow adjustment screw, by piston limit bar, determine that the stroke of force feed piston determines oil dripping amount, by force feed piston, moves up and down to realize oil suction and oil extraction function.During work, the hydraulic oil being provided by die casting machine body enters from oil-in, thereby promote force feed piston, the lubricated in-oil cylinder lubricating oil of tup is released by lubrication pressure hydraulic fluid port, by oil pipe, drip to material pipe and tup junction, the stroke of adjust flux adjustment screw change force feed piston, thereby change the flow of oil dripping, reach according to actual conditions and regulate oil dripping flow, avoid making aluminium alloy contaminated too much because of oil dripping, or because making tup and material pipe very little, oil dripping there is no the fine lubricated dry grinding phenomenon that occurs, by tup wearing and tearing, and reduction tup service life.
The utlity model has simple and reasonable, flexible operation, volume is little, oil dripping flow is adjustable, the feature of tup long service life.
Accompanying drawing explanation
Fig. 1 is the biopsy cavity marker devices structural representation of the utility model one embodiment.
In figure: 1 is flow adjustment screw, 2 is piston limit bar, and 3 is piston reset spring, 4 is force feed piston, and 4.1 is necking down, and 4.2 is sealing mechanism, 5 is top cover, and 6 is bottom, and 7 is the lubricated oil cylinder of tup, 7.1 is limited step, 8 is oil-in, and 9 is lubrication pressure hydraulic fluid port, and 10 is lubricating oil inlet port, 11 is check valve, and 20 is the fuel tank of oil dripping machine.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Referring to Fig. 1, the tup lubricating arrangement of this die casting machine, comprise that tup lubricates oil cylinder 7, in the lubricated oil cylinder 7 of tup, be provided with force feed piston 4 and piston limit bar 2, piston reset spring 3 is crimped between force feed piston 4 and piston limit bar 2, the bottom of the lubricated oil cylinder 7 of tup is provided with flow adjustment screw 1, and one end of this flow adjustment screw 1 is stretched in the lubricated oil cylinder 7 of tup and is crimped on piston limit bar 2; The top of the lubricated oil cylinder 7 of tup is provided with oil-in 8, and this oil-in 8 is positioned at the top side of force feed piston 4; The bottom of the lubricated oil cylinder 7 of tup is provided with lubrication pressure hydraulic fluid port 9, and this lubrication pressure hydraulic fluid port 9 is positioned at the side of piston limit bar 2.
In the present embodiment, the lubricated oil cylinder 7 of tup surrounds chamber jointly with top cover 5, bottom 6, and force feed piston 4 and piston limit bar 2 and piston reset spring 3 are arranged in chamber.
The middle part of the lubricated oil cylinder 7 of described tup is provided with lubricating oil inlet port 10.
The bottom of described force feed piston 4 is provided with necking down 4.1.
Described lubricating oil inlet port 10 is positioned at the side of necking down 4.1.
The middle part of described force feed piston 4 is provided with sealing mechanism 4.2.
On described lubrication pressure hydraulic fluid port 9, be provided with check valve 11.
In the lubricated oil cylinder 7 of described tup, be provided with limited step 7.1.
In the present embodiment, the lubricated oil cylinder 7 of tup adopts segmentations to control, and wherein one section completes power oil and enters force feed piston 4 is moved downward, and produces force feed action, and another section completes storage lubricating oil and produces negative pressure and realizes oil absorptive function.
Piston reset spring 3 makes force feed piston 4 can return to original position after completing force feed action, and force feed piston 4 is being resetted simultaneously, and the one-way conduction effect by check valve 11 makes tup lubricate the interior generation negative pressure of oil cylinder 7, creation lubricating oil oil suction condition.
The position of the lubricating oil inlet port of the lubricated oil cylinder 7 of tup and the proportioning between force feed piston 4 strokes, not only can complete at force feed piston 4 this lubricating oil inlet port of sealing during to down stroke, lubricating oil can be extruded by lubrication pressure hydraulic fluid port completely, when force feed piston 4 upwards resets, the of short duration sealing of lubricating oil inlet port forms negative pressure, check valve is realized one-way conduction function, create oil suction condition, finally when negative pressure is suitable, open lubricating oil inlet port, lubricating oil can be sucked by lubricating oil inlet port.
The hydraulic oil being provided by die casting machine body is entered by oil-in, promotes force feed piston and moves downward, and the lubricating oil in the lubricated oil cylinder 7 of tup is extruded from lubrication pressure hydraulic fluid port 9, completes force feed action.
When oil-in draining, by piston reset spring, promoting force feed piston moves up, when the necking down 4.1 of force feed piston 4 bottoms does not reach lubricating oil inlet port 10, check valve 11 is realized one-way conduction function, make the stroke that force feed piston is passed by produce local decompression, when necking down 4.1 arrives lubricating oil inlet port 10, the lubricating oil that is positioned at the fuel tank 20 of outside oil dripping machine is inhaled into the lubricated oil cylinder 7 of tup under negative effect, completes lubricating oil oil suction and piston reset action.
Claims (7)
1. the tup lubricating arrangement of a die casting machine, comprise that tup lubricates oil cylinder (7), it is characterized in that tup lubricates is provided with force feed piston (4) and piston limit bar (2) in oil cylinder (7), piston reset spring (3) is crimped between force feed piston (4) and piston limit bar (2), the bottom that tup lubricates oil cylinder (7) is provided with flow adjustment screw (1), and one end of this flow adjustment screw (1) is stretched in the lubricated oil cylinder (7) of tup and is crimped on piston limit bar (2); The top that tup lubricates oil cylinder (7) is provided with oil-in (8), and this oil-in (8) is positioned at the top side of force feed piston (4); The bottom that tup lubricates oil cylinder (7) is provided with lubrication pressure hydraulic fluid port (9), and this lubrication pressure hydraulic fluid port (9) is positioned at the side of piston limit bar (2).
2. the tup lubricating arrangement of die casting machine according to claim 1, is characterized in that the middle part that described tup lubricates oil cylinder (7) is provided with lubricating oil inlet port (10).
3. the tup lubricating arrangement of die casting machine according to claim 2, is characterized in that the bottom of described force feed piston (4) is provided with necking down (4.1).
4. the tup lubricating arrangement of die casting machine according to claim 3, is characterized in that described lubricating oil inlet port (10) is positioned at the side of necking down (4.1).
5. the tup lubricating arrangement of die casting machine according to claim 1, is characterized in that the middle part of described force feed piston (4) is provided with sealing mechanism (4.2).
6. the tup lubricating arrangement of die casting machine according to claim 1, is characterized in that being provided with on described lubrication pressure hydraulic fluid port (9) check valve (11).
7. according to the tup lubricating arrangement of the arbitrary described die casting machine of claim 1 to 6, it is characterized in that described tup lubricates in oil cylinder (7), to be provided with limited step (7.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320445685.1U CN203426402U (en) | 2013-07-24 | 2013-07-24 | Hammerhead lubrication device for die casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320445685.1U CN203426402U (en) | 2013-07-24 | 2013-07-24 | Hammerhead lubrication device for die casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203426402U true CN203426402U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320445685.1U Expired - Lifetime CN203426402U (en) | 2013-07-24 | 2013-07-24 | Hammerhead lubrication device for die casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203426402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649544A (en) * | 2021-07-29 | 2021-11-16 | 刘明涛 | Hammer lubricating device for cold chamber die casting machine |
-
2013
- 2013-07-24 CN CN201320445685.1U patent/CN203426402U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649544A (en) * | 2021-07-29 | 2021-11-16 | 刘明涛 | Hammer lubricating device for cold chamber die casting machine |
| CN113649544B (en) * | 2021-07-29 | 2023-07-04 | 刘明涛 | Hammer lubricating device for cold chamber die casting machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
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| CX01 | Expiry of patent term |