CN110002928A - A kind of pressure balanced ammunition compression moulding tooling of multi-channel adaptive - Google Patents
A kind of pressure balanced ammunition compression moulding tooling of multi-channel adaptive Download PDFInfo
- Publication number
- CN110002928A CN110002928A CN201910293796.7A CN201910293796A CN110002928A CN 110002928 A CN110002928 A CN 110002928A CN 201910293796 A CN201910293796 A CN 201910293796A CN 110002928 A CN110002928 A CN 110002928A
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- CN
- China
- Prior art keywords
- plunger
- cylinder body
- ammunition
- compression moulding
- end cap
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0033—Shaping the mixture
- C06B21/0041—Shaping the mixture by compression
Abstract
The invention discloses a kind of pressure balanced ammunition compression moulding toolings of multi-channel adaptive, it is installed between press top shoe and mold, including cylinder body, multiple plungers and multiple end caps, it is equipped with multiple plunger cavities on the cylinder body, and is equipped with oil circuit in cylinder body, plunger cavity passes through the mutual connection of oil circuit, end cap is installed on cylinder body, plunger is installed in the plunger cavity of cylinder body and is limited by end cap, and plunger front end is stretched out from plunger cavity, and plunger can be free to slide flexible in plunger cavity.Tooling of the invention can be realized ammunition batch compression moulding, to improve the production efficiency of ammunition, and to the depth of parallelism of press without excessive demand, it is ensured that the homogeneity of batch compacting.
Description
Technical field
The present invention relates to ammunition compression moulding tooling technical field, in particular to a kind of multi-channel adaptive is pressure balanced
Ammunition compression moulding tooling.
Background technique
Powder charge is the process procedure of most critical in Ammunition production, explosive is fabricated to highdensity powder column, in order to length
Phase storage and the requirement for meeting operation.Press-fit method is one of the method that Charge of ammunitions generallys use, and utilizes compression moulding
Bulk solid explosive is fitted into mold by principle, applies certain pressure with formed punch, and bulk solid medicinal powder is pressed into a setting
The powder column of shape, density and mechanical strength.The cost of explosive processing is low, can get the powder column of 90% or more content, detonation wave sense
Degree is high, is easy to produce " hot spot " and develops into detonation, is widely used in booster gains.But currently, press-fit method can only single-piece production, one
One mold of secondary pressure, one powder column of compression moulding, production efficiency is very low, is unable to satisfy demand, and require press have compared with
The high depth of parallelism, to realize accurate compacting.
Summary of the invention
It is insufficient in above-mentioned background technique the purpose of the present invention is overcoming, a kind of pressure balanced bullet of multi-channel adaptive is provided
Medicine compression moulding tooling can be realized ammunition batch compression moulding, to improve the production efficiency of ammunition, and to the parallel of press
Degree is without excessive demand, it is ensured that the homogeneity of batch compacting.
In order to reach above-mentioned technical effect, the present invention takes following technical scheme:
A kind of pressure balanced ammunition compression moulding tooling of multi-channel adaptive, be installed on press top shoe and mold it
Between, including cylinder body, multiple plungers and multiple end caps, multiple plunger cavities are equipped on the cylinder body, and oil circuit, column are equipped in cylinder body
Chamber is filled in by the mutual connection of oil circuit, and end cap is installed on cylinder body, and plunger is installed in the plunger cavity of end cap and cylinder body, and before plunger
End acts on mold from plunger cavity stretching, and plunger can be free to slide flexible in plunger cavity, in use, sliding on cylinder body and press
Block connection, each plunger cavity of cylinder body is interior, and full of oil liquid and by oil circuit mutual connection, plunger is mounted in plunger cavity, and plunger stretches out
And act on mold, plunger freely floats up and down in plunger cavity under the effect of the pressure, according to Pascal's law, in cylinder body
Pressure it is equal everywhere, to guarantee that the pressure of multiple plungers output is equal always, while the extended different length of each plunger
Degree, with compensation because of pressure error caused by parallelism error between top shoe and pedestal, each plunger is in dynamic balance state,
To guarantee the homogeneity of batch compacting.
Further, the plunger is plugged in the plunger cavity of cylinder body in shaft-like and end, and is equipped in the end of plunger
The shaft shoulder of protrusion is equipped with plunger guide slot and plunger seal groove in the outer wall of the shaft shoulder.
Further, the plunger guide slot and plunger seal groove it is each there are two, and two plunger seal grooves are set to two
Between plunger guide slot.
Further, blind hole is offered in the end of plunger, to mitigate plunger quality.
Further, the end cap includes pedestal and boss in pillar shape, is offered on end cap through pedestal and boss
Mounting hole, boss is plugged in the plunger cavity of cylinder body, and the front end of plunger passes through the mounting hole, in the inner wall court of mounting hole
It is successively arranged dustproof groove and end cap guide groove to the direction of boss, and is equipped with end cap seal slot in the outer wall of boss.
Further, the dustproof groove is embedded with dustband, is embedded in the plunger guide slot and end cap guide groove
Guide ring is embedded with sealing ring in the plunger seal groove and end cap seal slot, in technical solution of the present invention, plunger with
Between end cap, three guide rings are set altogether, first guide ring is embedded in end cap guide groove, other two between plunger and cylinder body
Guide ring is embedded in plunger guide slot, plays bearing and guiding role to plunger, two seals are arranged between plunger and cylinder body,
Two seals are embedded in plunger seal groove, and first is single-acting sealing, and second is double acting sealing, to prevent hydraulic oil
Interior leakage;Dustband is set between plunger and end cap, and dustband is embedded among the dustproof groove of end cap, to prevent external dirt from entering cylinder
Body;Sealing ring also is provided between end cap and cylinder body, which is embedded in end cap seal groove, to form static seal.
Further, along the installation through-hole that is surrounded by of mounting hole on the pedestal, and ventilation is equipped in the side of pedestal
Hole is equipped with silencer in the venthole.
Further, it is surrounded by bolt hole corresponding with the installation through-hole of the pedestal in the plunger cavity of cylinder body,
End cap is fixed on cylinder body by screw.
Further, oil filler point and pressure tap are equipped in the side of cylinder body, wherein the oil filler point and oil communication are surveyed
Pressure hole is connected to plunger cavity.
Further, plug screw is installed in the oil filler point and pressure tap.
Compared with prior art, the present invention have it is below the utility model has the advantages that
In the pressure balanced ammunition compression moulding tooling of multi-channel adaptive of the invention, each plunger power output is equal, can
A pressure multimode is completed, the batch compacting of explosive is realized, improves the production efficiency of ammunition, and want without excessively high to the depth of parallelism of press
It asks, plunger can move freely to adapt to the parallelism error of press automatically, to guarantee the homogeneity that batch is suppressed.
Detailed description of the invention
Fig. 1 is the signal of the pressure balanced ammunition compression moulding tooling of multi-channel adaptive in one embodiment of the invention
Figure.
Fig. 2 is the diagrammatic cross-section of the cylinder body in one embodiment of the present of invention.
Fig. 3 is the diagrammatic cross-section of the plunger in one embodiment of the present of invention.
Fig. 4 is the diagrammatic cross-section of the end cap in one embodiment of the present of invention.
Fig. 5 is the structural schematic diagram of the plunger sealing in one embodiment of the present of invention.
Appended drawing reference: 1- cylinder body, 2- end cap, 3- plunger, 4- screw, 5- plug screw, 6- silencer, 11- plunger cavity, 13- note
Oilhole, 14- pressure tap, 15- oil circuit, 21- mounting hole, 22- venthole, 24- end cap seal slot, 25- end cap guide groove, 26- are anti-
Dirt slot, 31- blind hole, 32- plunger guide slot, 33- plunger seal groove, 41-O type sealing ring, the first sealing ring of 42-, 43- second are close
Seal, 44- dustband, 45- guide ring, 201- pedestal, 202- boss, the 301- shaft shoulder.
Specific embodiment
Below with reference to the embodiment of the present invention, the invention will be further elaborated.
Embodiment:
A kind of pressure balanced ammunition compression moulding tooling of multi-channel adaptive, be installed on press top shoe and mold it
Between, including cylinder body 1, multiple plungers 3 and multiple end caps 2, as shown in Figure 1, specifically including four plungers 3 and four in the present embodiment
End cap 2, as shown in Fig. 2, setting on cylinder body 1, there are four plunger cavities 11, and oil circuit 15 is equipped in cylinder body 1, and plunger cavity 11 passes through oil
The mutual connection in road 15, end cap 2 are installed on cylinder body 1, and plunger 3 is installed in the plunger cavity 11 of cylinder body 1 and is limited by end cap 2 it
Position, and 3 front end of plunger acts on mold from the stretching of plunger cavity 11, plunger 3 can be free to slide flexible in plunger cavity 11.
In use, cylinder body 1 is connect with press top shoe, it is full of oil liquid in each plunger cavity 11 of cylinder body 1 and passes through oil circuit 15
Mutual connection, plunger 3 are mounted in plunger cavity 11, and plunger 3 is stretched out and acted on mold, and plunger 3 exists under the effect of the pressure
It freely floats up and down in plunger cavity 11, according to Pascal's law, the pressure in cylinder body 1 is equal everywhere, to guarantee multiple plungers 3
The pressure of output is equal always, while the extended different length of each plunger 3, to compensate because parallel between top shoe and pedestal
Pressure error caused by error is spent, each plunger 3 is in dynamic balance state, to guarantee the homogeneity that batch is suppressed.
Specifically, plunger 3 is plugged in the plunger cavity 11 of cylinder body 1 in shaft-like and end in the present embodiment, as shown in figure 3,
It is equipped with the shaft shoulder 301 of protrusion in the end of plunger 3, is equipped with plunger guide slot 32 and plunger seal groove 33 in the outer wall of the shaft shoulder 301.
Preferably, in the present embodiment, plunger guide slot 32 and plunger seal groove 33 it is each there are two, and two plunger seal grooves 33 are set to
Between two plunger guide slots 32.
As shown in figure 5,301 outer wall of the shaft shoulder is in contact with 11 inner wall of plunger cavity after plunger 3 is installed in plunger cavity 11,
It is respectively the first sealing ring 42, the second sealing ring 43 that sealing ring is embedded in two plunger seal grooves 33, and two seals exist
Dynamic sealing is formed between plunger 3 and cylinder body 1, wherein the first sealing ring 42 is single-acting sealing, and the second sealing ring 43 is double acting
Sealing, to prevent from leaking in hydraulic oil.
As shown in figure 4, end cap 2 includes pedestal 201 and boss 202 in pillar shape in the present embodiment, opened up on end cap 2
There is the mounting hole 21 through pedestal 201 and boss 202, boss 202 is plugged in the plunger cavity 11 of cylinder body 1, thus in plunger cavity
Enclose the limit cavity for picking out plunger 3 in 11, the front end of plunger 3 passes through mounting hole 21, mounting hole 21 inner wall towards boss 202
Direction be successively arranged dustproof groove 26 and end cap guide groove 25, and be equipped with end cap seal slot 24 in the outer wall of boss 202.
Along the installation through-hole that is surrounded by of mounting hole 21 on pedestal 201, and it is equipped with venthole 22 in the side of pedestal 201,
Silencer 6 is installed in venthole 22.Cylinder body 1 plunger cavity 11 be surrounded by it is opposite with the installation through-hole of pedestal 201
The bolt hole answered, end cap 2 are fixed on cylinder body 1 by screw 4.
Specifically, dustband 44 is embedded in the anti-of end cap 2 as shown in figure 5, being equipped with dustband 44 between plunger 3 and end cap 2
Among dirt slot 26, to prevent external dirt from entering cylinder body 1;Guide ring is embedded in plunger guide slot 32 and end cap guide groove 25
45, specifically in the present embodiment, three guide rings 45 are set altogether between plunger 3 and end cap 2, between plunger 3 and cylinder body 1, the
One guide ring 45 is embedded in end cap guide groove 25, and other two guide ring 45 is embedded in plunger guide slot 32, is risen to plunger 3
Bearing and guiding role, are equipped with O-ring seal 41 between end cap 2 and cylinder body 1, which is embedded in end cap seal groove 24
In, to form static seal.
Preferably, blind hole 31 is offered in the end of plunger 3, to mitigate 3 mass of plunger, and in cylinder in the present embodiment
The side of body 1 is equipped with oil filler point 13 and pressure tap 14, wherein oil filler point 13 is connected to oil circuit 15, pressure tap 14 and plunger cavity 11
Connection is being not required to oiling or is surveying pressure be to be equipped with plug screw 5 in oil filler point 13 and pressure tap 14.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of pressure balanced ammunition compression moulding tooling of multi-channel adaptive, is installed between press top shoe and mold,
It is characterised in that it includes cylinder body, multiple plungers and multiple end caps, are equipped with multiple plunger cavities, and set in cylinder body on the cylinder body
There is oil circuit, plunger cavity is installed on cylinder body by the mutual connection of oil circuit, end cap, and plunger, which is installed in the plunger cavity of cylinder body, passes through end
Lid is limited, and plunger front end is stretched out from plunger cavity, and plunger can be free to slide flexible in plunger cavity.
2. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 1, feature exist
In the plunger is plugged in the plunger cavity of cylinder body in shaft-like and end, the shaft shoulder of protrusion is equipped in the end of plunger, in the shaft shoulder
Outer wall be equipped with plunger guide slot and plunger seal groove.
3. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 2, feature exist
In, the plunger guide slot and plunger seal groove it is each there are two, and two plunger seal grooves are set between two plunger guide slots.
4. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 2, feature exist
In offering blind hole in the end of plunger.
5. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 2, feature exist
In the end cap includes pedestal and boss in pillar shape, and the mounting hole through pedestal and boss is offered on end cap, and boss is inserted
Be connected in the plunger cavity of cylinder body, and the front end of plunger pass through the mounting hole, mounting hole inner wall towards the direction of boss according to
It is secondary to be equipped with dustproof groove and end cap guide groove, and end cap seal slot is equipped in the outer wall of boss.
6. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 5, feature exist
In the dustproof groove is embedded with dustband, guide ring is embedded in the plunger guide slot and end cap guide groove, in the column
It fills in and is embedded with sealing ring in seal groove and end cap seal slot.
7. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 5, feature exist
In along the installation through-hole that is surrounded by of mounting hole on the pedestal, and in the side of pedestal equipped with venthole, in the venthole
Silencer is inside installed.
8. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 6, feature exist
In being surrounded by bolt hole corresponding with the installation through-hole of the pedestal in the plunger cavity of cylinder body, end cap is solid by screw
Due on cylinder body.
9. according to claim 1 to the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive any in 8,
It is characterized in that, the side of cylinder body be equipped with oil filler point and pressure tap, wherein the oil filler point and oil communication, pressure tap with
Plunger cavity connection.
10. the pressure balanced ammunition compression moulding tooling of a kind of multi-channel adaptive according to claim 9, feature exist
In being equipped with plug screw in the oil filler point and pressure tap.
Priority Applications (1)
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CN201910293796.7A CN110002928B (en) | 2019-04-12 | 2019-04-12 | Multichannel self-adaptation pressure balance's ammunition compression moulding frock |
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CN201910293796.7A CN110002928B (en) | 2019-04-12 | 2019-04-12 | Multichannel self-adaptation pressure balance's ammunition compression moulding frock |
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CN110002928A true CN110002928A (en) | 2019-07-12 |
CN110002928B CN110002928B (en) | 2021-01-26 |
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CN201910293796.7A Active CN110002928B (en) | 2019-04-12 | 2019-04-12 | Multichannel self-adaptation pressure balance's ammunition compression moulding frock |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110481086A (en) * | 2019-09-17 | 2019-11-22 | 中国工程物理研究院化工材料研究所 | A kind of multichannel variable damping powder compacting pressing tool and its control method |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE744351C (en) * | 1941-06-12 | 1944-01-14 | Waffen Und Munitionsfabriken A | Pressure equalizer for the simultaneous pressing of several bodies from Zuendsaetzen, explosives, plastic masses o. |
US3405201A (en) * | 1965-12-21 | 1968-10-08 | Standard Oil Co | Process for preparing propellant grain |
CN2064772U (en) * | 1990-05-19 | 1990-10-31 | 东北内蒙古煤炭工业联合公司沈阳煤矿设计院 | Powder charger for emulsified explosive with multi-operating positions |
CN203171784U (en) * | 2013-03-01 | 2013-09-04 | 安徽科达机电有限公司 | Self-balancing mold |
CN103434171A (en) * | 2013-07-19 | 2013-12-11 | 合肥海德数控液压设备有限公司 | Hydraulic press capable of simultaneously pressing double perforating bullets |
CN104896003A (en) * | 2015-06-03 | 2015-09-09 | 覃盛安 | Adaptive balancer for multi-field application based on Pascal's law |
CN105585395A (en) * | 2016-02-26 | 2016-05-18 | 湖北三江航天红林探控有限公司 | Automatic lift type drug pressing device |
-
2019
- 2019-04-12 CN CN201910293796.7A patent/CN110002928B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE744351C (en) * | 1941-06-12 | 1944-01-14 | Waffen Und Munitionsfabriken A | Pressure equalizer for the simultaneous pressing of several bodies from Zuendsaetzen, explosives, plastic masses o. |
US3405201A (en) * | 1965-12-21 | 1968-10-08 | Standard Oil Co | Process for preparing propellant grain |
CN2064772U (en) * | 1990-05-19 | 1990-10-31 | 东北内蒙古煤炭工业联合公司沈阳煤矿设计院 | Powder charger for emulsified explosive with multi-operating positions |
CN203171784U (en) * | 2013-03-01 | 2013-09-04 | 安徽科达机电有限公司 | Self-balancing mold |
CN103434171A (en) * | 2013-07-19 | 2013-12-11 | 合肥海德数控液压设备有限公司 | Hydraulic press capable of simultaneously pressing double perforating bullets |
CN104896003A (en) * | 2015-06-03 | 2015-09-09 | 覃盛安 | Adaptive balancer for multi-field application based on Pascal's law |
CN105585395A (en) * | 2016-02-26 | 2016-05-18 | 湖北三江航天红林探控有限公司 | Automatic lift type drug pressing device |
Non-Patent Citations (1)
Title |
---|
桂万春: "《数理化公式定理的由来》", 28 February 2014, 安徽美术出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110481086A (en) * | 2019-09-17 | 2019-11-22 | 中国工程物理研究院化工材料研究所 | A kind of multichannel variable damping powder compacting pressing tool and its control method |
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