CN108727142A - A kind of constant pressure spiral shell pressing molding device quickly unloading medicine - Google Patents
A kind of constant pressure spiral shell pressing molding device quickly unloading medicine Download PDFInfo
- Publication number
- CN108727142A CN108727142A CN201810185915.2A CN201810185915A CN108727142A CN 108727142 A CN108727142 A CN 108727142A CN 201810185915 A CN201810185915 A CN 201810185915A CN 108727142 A CN108727142 A CN 108727142A
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- spiral shell
- molding die
- shell molding
- back segment
- constant pressure
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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
- C06B21/0008—Compounding the ingredient
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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
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- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of constant pressure spiral shell pressing molding devices quickly unloading medicine, belong to the molded field of spiral shell.The spiral shell pressing molding device of the present invention, including pedestal, screw extruder, interface fixture, spiral shell molding die, support plate, constant pressure liquid cylinder pressure, sliding rail；Spiral shell molding die is the two-section separated structure made of mold profiled section front cutting；Surface is fixed on the base after screw extruder and the docking of spiral shell molding die leading portion, spiral shell molding die back segment is slidably connected at sliding rail after being docked with constant pressure liquid cylinder pressure, the piston rod of constant pressure liquid cylinder pressure is inserted into the inner cavity of spiral shell molding die back segment；Interface fixture clamps the leading portion and back segment of spiral shell molding die.The spiral shell pressing molding device of the present invention takes when medicine without taking apart a die, improves production efficiency, spiral shell molding die both ends are built the compactness that pressure improves shaped article, realized molded to the spiral shell of large scale drug.
Description
Technical field
The present invention relates to a kind of constant pressure spiral shell pressing molding devices quickly unloading medicine, belong to the molded field of spiral shell.
Background technology
Currently, in the processing of gunpowder polymer, mold spiral shell is molded to be very important the means of production.Existing spiral shell
The structure of molding die, one end connecting screw extruder of mold, and the other end is open, is directly exposed in air,
So pressure is only atmospheric pressure.The polymer for being squeezed into molten state is flowed into mold, passes through cooling straight forming.Existing spiral shell pressure
The structure of molding die has the shortcomings that many, and the pressure for being primarily due to mold one end is only atmospheric pressure, so the polymerization of molten state
Object is not allowed to be molded by enough pressure, so the compactness of product is low, stomata quantity is more, and qualification rate is relatively low, especially
It is that production large scale drug is hardly possible.To solve the problems, such as this, terminal mould closed at both ends can be used to reach enough spiral shell pressures
Pressure, but if using the structure the following problem of mold：It just needs to dismantle a mold in one dispensing column of every production, greatly
Reduction production efficiency, and dismount the case where mold will produce wastage of material much more very；In addition, since powder column is in closed die
There is certain dilatancy in tool, during taking-up, can carry out the operation such as squeezing, increase operation difficulty, and there is safety
Hidden danger.
Invention content
The purpose of the present invention is to solve traditional one end open formula spiral shell molding die, there are poor product quality, waste are big
The problems such as, and a kind of formula spiral shell pressing molding device closed at both ends is provided, and solve formula spiral shell pressing molding device dismounting mold closed at both ends
The problem of low production efficiency, safety difference.
The purpose of the present invention is what is be achieved through the following technical solutions：
The a kind of of the present invention quickly unloads the constant pressure spiral shell pressing molding device of medicine, including pedestal, screw extruder, interface fixture,
Spiral shell molding die, support plate, constant pressure liquid cylinder pressure, sliding rail；
Spiral shell molding die is the two-section separated structure made of mold profiled section front cutting, before spiral shell molding die
The butt end oral area outer wall of section and spiral shell molding die back segment is outward extended with annular connected unit, after spiral shell molding die leading portion
The front end face of end ring shape connected unit is the outspreading backwards conical surface, and the rear end face of spiral shell molding die back segment front end annular connected unit is
The convergent conical surface backward；
Constant pressure liquid cylinder pressure includes piston rod, cylinder body, overflow valve, rear shoe cream room control valve, oil pump, fuel reserve tank；
The head of piston rod is the top that outer diameter matches with spiral shell molding die profiled section internal diameter；
Piston rod tail portion forms two shoe cream rooms in cylinder body, and two shoe cream rooms pass through oil return line and fuel reserve tank phase respectively
Even, shoe cream room control valve and oil pump after and being arranged between rear shoe cream room and fuel reserve tank, between preceding shoe cream room and rear shoe cream room also
Constant pressure pipeline by being provided with overflow valve is connected, the briquetting pressure phase of the oil pressure relief and the molded material of spiral shell of overflow valve
Match；
Screw extruder and spiral shell molding die leading portion are fixed on the upper face of pedestal, the outlet end of screw extruder and spiral shell
The arrival end of molding die leading portion passes through flanged joint；The rear of pedestal upper face spiral shell molding die leading portion is provided with and spiral shell
The bar extruder sliding rail parallel with spiral shell molding die leading portion inner cavity axis；Spiral shell molding die back segment lower end and support plate
Upper surface fix, the lower face of support plate is machined with the guide rail parallel with spiral shell molding die back segment inner cavity axis；Constant pressure liquid
The cylinder base of cylinder pressure is provided with guide rail；The cylinder body of support plate and constant pressure liquid cylinder pressure is slidably connected on sliding rail, and is made
The rear end end of spiral shell molding die back segment is connect with the cylinder body front end flange of constant pressure liquid cylinder pressure, the piston rod head of constant pressure liquid cylinder pressure
Portion is inserted into the inner cavity of spiral shell molding die back segment；
Interface fixture includes bearing block, screw rod, snap ring, rotary electric machine；
Snap ring is the annular element that one end open is hinged using one end that resilient metal member is process, the two of snap ring open end
A end extends outward guide head, and the opposite connecting screw hole of hand of spiral is provided with relatively on two guide heads；Snap ring it is interior
Annular clamping slot, the annular connected unit of the slot bottom width and spiral shell molding die leading portion rear end of annular clamping slot are provided on ring anchor ring
Match with the sum of the outer width of annular connected unit of spiral shell molding die back segment, two sides of annular clamping slot are difference
After the front end face and spiral shell molding die back segment front end annular connected unit of spiral shell molding die leading portion rear end annular connected unit
Two conical surfaces that end face matches；Two guide heads of snap ring open end are threaded on screw rod simultaneously；Support plate upper face
Supporting rod is stretched out upwards positioned at the both sides of spiral shell molding die back segment leading portion oral area, and the both ends of screw rod respectively pass through a bearing block point
It is not rotatablely connected with the supporting rod of both sides, one end end of screw rod connects rotary electric machine；The outlet end of spiral shell molding die back segment
Side-wall hole connects pressure sensor.
In the other end end fixed rotator of screw rod, in the case where rotary electric machine fails, screw rod tune can be rotated manually
Save snap ring folding.
The course of work
When spiral shell is molded, push spiral shell molding die back segment synchronous to advancing slip along sliding rail with constant pressure liquid cylinder pressure first
It is dynamic, so that the front end of spiral shell molding die back segment is pressed closer the rear end of spiral shell molding die leading portion；Screw rod is controlled by rotary electric machine to turn
Dynamic, two guide heads for making to be threaded in the snap ring open end on screw rod come closer, and realize that snap ring closes up, snap ring is closing up
In the process by the annular clamping slot of inner ring surface by the annular connected unit and spiral shell molding die of spiral shell molding die leading portion rear end
The annular connected unit of back segment clamps, and spiral shell molding die leading portion and spiral shell molding die back segment head and the tail is made to be connected.
Shoe cream room and the rear shoe cream room control valve and oil pump on fuel reserve tank connecting line, lead to after being then turned in constant pressure liquid cylinder pressure
Cross oil pump and fill hydraulic oil in shoe cream room backward, make the piston rod of constant pressure liquid cylinder pressure stretch into forward spiral shell molding die component at
In type section；It is then shut off rear shoe cream room control valve and oil pump, the molding of the oil pressure relief and the molded material of spiral shell of regulation relief valve
Pressure matches, and piston rod is made to keep the pressure constant output forward；Subsequently object is continuously added into screw extruder inlet
Material, screw extruder persistently squeeze into material into spiral shell molding die component, material under the squeezing action of screw extruder
Pressure gradually rises in the profiled section of spiral shell molding die component, material gradual shape in the profiled section of spiral shell molding die component
At accumulating and gas be discharged；When the material pressure in spiral shell molding die component profiled section is more than the constant output pressure of piston rod
When, overflow valve automatically turns on, and so that piston rod is moved backward under the extruding of material, the object in spiral shell molding die component profiled section
Material remains that pressure is constant in extrusion process；When material is moved to the pressure sensor installation position of spiral shell molding die component
When setting, pressure sensor receives pressure signal, closes screw extruder at this time；Spiral shell is controlled by rotary electric machine after material cooling
Bar rotates, and two guide heads for making to be threaded in the snap ring open end on screw rod come closer, and realizes that snap ring opens, makes spiral shell pressure
The annular connected unit of molding die leading portion rear end and the annular connected unit of spiral shell molding die back segment disconnect；It is again turned on constant pressure liquid
Rear shoe cream room control valve and oil pump in cylinder pressure make the work of constant pressure liquid cylinder pressure by filling hydraulic oil in oil pump backward shoe cream room
Stopper rod presses closer forward drug after molding, and spiral shell molding die back segment and constant pressure liquid cylinder pressure are same along sliding rail under reaction force
Step slides backward, and leaks out drug after molding.
Advantageous effect
The spiral shell pressing molding device of the present invention has saved material waste by using spiral shell molding die closed at both ends；Spiral shell
The compactness that pressure improves shaped article is built at molding die both ends, be ensure that product quality, is realized to large scale drug
Spiral shell is molded；After formed product, without taking apart a die, drug is ejected by the piston rod of constant pressure liquid cylinder pressure, improves production
Efficiency saves the time being manually loaded, and reduces the artificial production risk for taking medicine.
Description of the drawings
Fig. 1 is the overall structure diagram of spiral shell pressing molding device of the present invention；
Fig. 2 is the structural schematic diagram of constant pressure liquid cylinder pressure in spiral shell pressing molding device of the present invention；
Fig. 3 is the connection diagram of interface fixture in spiral shell pressing molding device of the present invention；
In figure, 1- pedestals；2- screw extruder 3- interface fixtures；4- spiral shell molding dies；5- constant pressure liquid cylinder pressures；6- is slided
Track；7- rotating wheels；8- bearing blocks；9- screw rods；10- snap rings；11- rotary electric machines；12- support plates；13- piston rods；14- cylinders
Body；15- overflow valves；Shoe cream room control valve after 16-；17- oil pumps；18- fuel reserve tanks.
Specific implementation mode
Present disclosure is further described with reference to the accompanying drawings and examples
Embodiment
A kind of constant pressure spiral shell pressing molding device quickly unloading medicine of the present invention, as shown in Figure 1, including pedestal 1, screw extruder
2, interface fixture 3, spiral shell molding die 4, support plate 12, constant pressure liquid cylinder pressure 5, sliding rail 6；
Spiral shell molding die 4 is two-section separated structure, spiral shell molding die 4 made of mold profiled section front cutting
The butt end oral area outer wall of 4 back segment of leading portion and spiral shell molding die is outward extended with annular connected unit, before spiral shell molding die 4
The front end face of Duan Houduan annular connected units is the outspreading backwards conical surface, after 4 back segment front end annular connected unit of spiral shell molding die
End face is the convergent conical surface backward；
As shown in Fig. 2, constant pressure liquid cylinder pressure 5 includes piston rod 13, cylinder body 14, overflow valve 15, rear shoe cream room control valve 16, oil
Pump 17, fuel reserve tank 18；
The head of piston rod 13 is the top that outer diameter matches with 4 profiled section internal diameter of spiral shell molding die；
13 tail portion of piston rod forms two shoe cream rooms in cylinder body 14, and two shoe cream rooms pass through oil return line and oil storage respectively
Case 18 be connected, and between rear shoe cream room and fuel reserve tank 18 be arranged after shoe cream room control valve 16 and oil pump 17, preceding shoe cream room with after
Also it is connected by being provided with the constant pressure pipeline of overflow valve 15 between shoe cream room, oil pressure relief and the molded material of spiral shell of overflow valve 15
Briquetting pressure match；
Screw extruder 2 and 4 leading portion of spiral shell molding die are fixed on the upper face of pedestal 1, the outlet end of screw extruder 2
Pass through flanged joint with the arrival end of 4 leading portion of spiral shell molding die；The rear of 1 upper face spiral shell molding die of pedestal, 4 leading portion is set
It is equipped with the sliding rail 6 parallel with screw extruder 2 and 4 leading portion inner cavity axis of spiral shell molding die；4 back segment of spiral shell molding die
Lower end and the upper surface of support plate 12 are fixed, and the lower face of support plate 12 is machined with and 4 back segment inner cavity axis of spiral shell molding die
Parallel guide rail；14 bottom of cylinder body of constant pressure liquid cylinder pressure 5 is provided with guide rail；The cylinder body 14 of support plate 12 and constant pressure liquid cylinder pressure 5 is equal
It is slidably connected on sliding rail 6, and before making the rear end end of 4 back segment of spiral shell molding die and the cylinder body 14 of constant pressure liquid cylinder pressure 5
End flanges connect, and the inner cavity of 4 back segment of spiral shell molding die is inserted on 13 head of piston rod of constant pressure liquid cylinder pressure 5；
As shown in figure 3, interface fixture 3 includes bearing block 8, screw rod 9, snap ring 10, rotary electric machine 11, rotating wheel 7；
Snap ring 10 is the annular element that one end open is hinged using one end that resilient metal member is process, 10 open end of snap ring
Two ends extend outward guide head, it is opposite on two guide heads to be provided with the opposite connecting screw hole of hand of spiral；Snap ring
Annular clamping slot, the ring of the slot bottom width and 4 leading portion rear end of spiral shell molding die of annular clamping slot are provided on 10 inner ring anchor ring
The sum of the outer width of annular connected unit of 4 back segment of shape connected unit and spiral shell molding die matches, two of annular clamping slot
Side be respectively with the 4 back segment front end ring of front end face and spiral shell molding die of 4 leading portion rear end annular connected unit of spiral shell molding die
Two conical surfaces that the rear end face of shape connected unit matches；Two guide heads of 10 open end of snap ring are threaded in screw rod 9 simultaneously
On；Supporting rod is stretched out in the both sides that 12 upper face of support plate is located at 4 back segment leading portion oral area of spiral shell molding die upwards, and the two of screw rod 9
End is respectively rotatablely connected with the supporting rod of both sides by a bearing block 8 respectively, one end end connection rotary electric machine 11 of screw rod 9,
Other end end fixed rotator 7；The outlet end side-wall hole of 4 back segment of spiral shell molding die connects pressure sensor.
The course of work
When spiral shell is molded, push spiral shell 4 back segments of molding die synchronous forward along sliding rail 6 with constant pressure liquid cylinder pressure 5 first
Sliding, makes the front end of 4 back segment of spiral shell molding die press closer the rear end of 4 leading portion of spiral shell molding die；It is controlled by rotary electric machine 11
Screw rod 9 rotates, and two guide heads of 10 open end of the snap ring being threaded on screw rod 9 is made to come closer, and realizes that snap ring 10 closes
Hold together, snap ring 10 is connected the annular of 4 leading portion rear end of spiral shell molding die by the annular clamping slot of inner ring surface during closing up
The annular connected unit of 4 back segment of platform and spiral shell molding die clamps, and makes 4 back segment of 4 leading portion of spiral shell molding die and spiral shell molding die
Head and the tail are connected.
Shoe cream room and the rear shoe cream room control valve 16 and oil on 18 connecting line of fuel reserve tank after being then turned in constant pressure liquid cylinder pressure 5
Pump 17, by filling hydraulic oil in oil pump 17 backward shoe cream room, makes the piston rod 13 of constant pressure liquid cylinder pressure 5 stretch into spiral shell forward molded
In the profiled section of 4 component of mold；Be then shut off rear shoe cream room control valve 16 and oil pump 17, the oil pressure relief of regulation relief valve 15 with
The briquetting pressure of the molded material of spiral shell matches, and piston rod 13 is made to keep the pressure constant output forward；Subsequently squeezed to screw rod
Go out 2 inlet of machine and be continuously added into material, screw extruder 2 persistently squeezes into material into 4 component of spiral shell molding die, and material is in spiral shell
Pressure gradually rises in the profiled section of 4 component of spiral shell molding die under the squeezing action of bar extruder 2, and material is molded in spiral shell
Accumulation is gradually formed in the profiled section of 4 component of mold and gas is discharged；Material pressure in 4 component profiled section of spiral shell molding die
Power be more than piston rod 13 constant output pressure when, overflow valve 15 automatically turn on, make piston rod 13 under the extruding of material backward
Mobile, the material in 4 component profiled section of spiral shell molding die remains that pressure is constant in extrusion process；When material is moved to
When the pressure sensor installation site of 4 component of spiral shell molding die, pressure sensor receives pressure signal, closes screw rod at this time and squeezes
Go out machine 2；Screw rod 9 is controlled by rotary electric machine 11 to rotate, the snap ring being threaded on screw rod 9 10 is made to be open after material cooling
Two guide heads at end come closer, and realize that snap ring 10 opens, make the annular connected unit and spiral shell of 4 leading portion rear end of spiral shell molding die
The annular connected unit of 4 back segment of molding die disconnects；Rear shoe cream room control valve 16 and the oil pump being again turned in constant pressure liquid cylinder pressure 5
17, by filling hydraulic oil in oil pump 17 backward shoe cream room, the piston rod 13 of constant pressure liquid cylinder pressure 5 is made to press closer medicine after molding forward
Product, 4 back segment of spiral shell molding die and constant pressure liquid cylinder pressure 5 under reaction force along sliding rail 6 synchronize slide backward, leak out molding
Drug afterwards.
Claims (2)
1. a kind of constant pressure spiral shell pressing molding device quickly unloading medicine, it is characterized in that：Including pedestal, screw extruder, interface fixture, spiral shell
Molding die, support plate, constant pressure liquid cylinder pressure, sliding rail；
Spiral shell molding die be the two-section separated structure made of mold profiled section front cutting, spiral shell molding die leading portion and
The butt end oral area outer wall of spiral shell molding die back segment is outward extended with annular connected unit, end ring after spiral shell molding die leading portion
The front end face of shape connected unit is the outspreading backwards conical surface, and the rear end face of spiral shell molding die back segment front end annular connected unit is backward
The convergent conical surface；
Constant pressure liquid cylinder pressure includes piston rod, cylinder body, overflow valve, rear shoe cream room control valve, oil pump, fuel reserve tank；
The head of piston rod is the top that outer diameter matches with spiral shell molding die profiled section internal diameter；
Piston rod tail portion forms two shoe cream rooms in cylinder body, and two shoe cream rooms are connected by oil return line with fuel reserve tank respectively,
And shoe cream room control valve and oil pump after being arranged between rear shoe cream room and fuel reserve tank, also pass through between preceding shoe cream room and rear shoe cream room
The constant pressure pipeline for being provided with overflow valve is connected, and the briquetting pressure of the oil pressure relief and the molded material of spiral shell of overflow valve matches；
Screw extruder and spiral shell molding die leading portion are fixed on the upper face of pedestal, and the outlet end of screw extruder and spiral shell are pressed into
The arrival end of pattern tool leading portion passes through flanged joint；The rear of pedestal upper face spiral shell molding die leading portion is provided with to be squeezed with screw rod
Go out the machine sliding rail parallel with spiral shell molding die leading portion inner cavity axis；Spiral shell molding die back segment lower end and support plate it is upper
Surface is fixed, and the lower face of support plate is machined with the guide rail parallel with spiral shell molding die back segment inner cavity axis；Constant pressure liquid cylinder pressure
Cylinder base be provided with guide rail；The cylinder body of support plate and constant pressure liquid cylinder pressure is slidably connected on sliding rail, and makes spiral shell pressure
The rear end end of molding die back segment is connect with the cylinder body front end flange of constant pressure liquid cylinder pressure, and the piston rod head of constant pressure liquid cylinder pressure is inserted
Enter the inner cavity of spiral shell molding die back segment；
Interface fixture includes bearing block, screw rod, snap ring, rotary electric machine；
Snap ring is the annular element that one end open is hinged using one end that resilient metal member is process, two ends of snap ring open end
Head extends outward guide head, and the opposite connecting screw hole of hand of spiral is provided with relatively on two guide heads；The inner ring ring of snap ring
Annular clamping slot, the annular connected unit and spiral shell of the slot bottom width and spiral shell molding die leading portion rear end of annular clamping slot are provided on face
The sum of outer width of annular connected unit of molding die back segment matches, two sides of annular clamping slot be respectively with spiral shell
The rear end face of the front end face and spiral shell molding die back segment front end annular connected unit of molding die leading portion rear end annular connected unit
Two conical surfaces to match；Two guide heads of snap ring open end are threaded on screw rod simultaneously；Support plate upper face is located at
Supporting rod is stretched out in the both sides of spiral shell molding die back segment leading portion oral area upwards, the both ends of screw rod respectively by a bearing block respectively with
The supporting rod of both sides is rotatablely connected, and one end end of screw rod connects rotary electric machine；The outlet end side wall of spiral shell molding die back segment
Trepanning connects pressure sensor.
2. a kind of constant pressure spiral shell pressing molding device quickly unloading medicine as described in claim 1, it is characterized in that：In the other end of screw rod
End fixed rotator.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017113321841 | 2017-12-13 | ||
| CN201711332184 | 2017-12-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108727142A true CN108727142A (en) | 2018-11-02 |
| CN108727142B CN108727142B (en) | 2020-07-14 |
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ID=63940373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810185915.2A Active CN108727142B (en) | 2017-12-13 | 2018-03-07 | Unload constant voltage screw press forming device of medicine fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108727142B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112062647A (en) * | 2020-08-28 | 2020-12-11 | 西安近代化学研究所 | Explosive compression molding process |
| CN114018106A (en) * | 2021-11-10 | 2022-02-08 | 轻工业西安机械设计研究院有限公司 | Injection molding medicine mold splitting and taking device and method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4197757A (en) * | 1977-04-13 | 1980-04-15 | Hackett Kenneth P | Method and apparatus for the cold forming of metal |
| EP0155086A1 (en) * | 1984-02-15 | 1985-09-18 | Shinagawa Shirorenga Kabushiki Kaisha | Method and apparatus for pressure molding firebrick |
| CN2113139U (en) * | 1992-02-02 | 1992-08-19 | 秦平 | Plastic extrusion moulder |
| CN102615800A (en) * | 2012-03-27 | 2012-08-01 | 昆山科信橡塑机械有限公司 | Sheet forming extrusion unit |
| CN102964187A (en) * | 2012-11-26 | 2013-03-13 | 泸州北方化学工业有限公司 | Mandatory continuous feeder for bulk material of mixed grease and glue |
| CN205653365U (en) * | 2016-05-20 | 2016-10-19 | 泸州北方化学工业有限公司 | Program control bar -shaped propellant powder forming die that ftractures |
-
2018
- 2018-03-07 CN CN201810185915.2A patent/CN108727142B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4197757A (en) * | 1977-04-13 | 1980-04-15 | Hackett Kenneth P | Method and apparatus for the cold forming of metal |
| EP0155086A1 (en) * | 1984-02-15 | 1985-09-18 | Shinagawa Shirorenga Kabushiki Kaisha | Method and apparatus for pressure molding firebrick |
| CN2113139U (en) * | 1992-02-02 | 1992-08-19 | 秦平 | Plastic extrusion moulder |
| CN102615800A (en) * | 2012-03-27 | 2012-08-01 | 昆山科信橡塑机械有限公司 | Sheet forming extrusion unit |
| CN102964187A (en) * | 2012-11-26 | 2013-03-13 | 泸州北方化学工业有限公司 | Mandatory continuous feeder for bulk material of mixed grease and glue |
| CN205653365U (en) * | 2016-05-20 | 2016-10-19 | 泸州北方化学工业有限公司 | Program control bar -shaped propellant powder forming die that ftractures |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112062647A (en) * | 2020-08-28 | 2020-12-11 | 西安近代化学研究所 | Explosive compression molding process |
| CN112062647B (en) * | 2020-08-28 | 2021-10-01 | 西安近代化学研究所 | Explosive compression molding process |
| CN114018106A (en) * | 2021-11-10 | 2022-02-08 | 轻工业西安机械设计研究院有限公司 | Injection molding medicine mold splitting and taking device and method thereof |
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| Publication number | Publication date |
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| CN108727142B (en) | 2020-07-14 |
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