CN103698227A - Device for measuring process temperature of screw rod and material in screw extrusion molding process of screw extrusion propellant - Google Patents
Device for measuring process temperature of screw rod and material in screw extrusion molding process of screw extrusion propellant Download PDFInfo
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- CN103698227A CN103698227A CN201310628959.5A CN201310628959A CN103698227A CN 103698227 A CN103698227 A CN 103698227A CN 201310628959 A CN201310628959 A CN 201310628959A CN 103698227 A CN103698227 A CN 103698227A
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Abstract
The invention discloses a device for measuring the process temperature of a screw rod and a material in a screw extrusion molding process of a screw extrusion propellant. The device comprises a motor, a guide screw rod, a stress ring sensor, a pulling force connecting rod, a bracket box, a pressure transfer sleeve rod, a test sample fixing cylinder, a weight, a constant-temperature cabinet, a frame, a test sample positioning rod and a computer, wherein the motor is connected with one end of the guide screw rod through a turbine worm; the other end of the guide screw rod is in bolt connection with the stress ring sensor; the frame is connected with the motor through a cross beam; the constant-temperature cabinet is mounted at the middle part of the frame, and the temperature in the constant-temperature cabinet can be kept and set; the fixing cylinder with openings at two ends is mounted in the constant-temperature cabinet, one end of the fixing cylinder is fixed on the inner wall of the constant-temperature cabinet, and the other end horizontally penetrates out of the side wall of the constant-temperature cabinet. The device can be used for testing the change relation between the temperature of the screw extrusion propellant material and shear force at a specific rotational speed and pressure, and the change relation can guide the technical personnel in the field to determine the process temperature of the screw extrusion propellant material and the screw rod so as to realize safety trial production of the propellant.
Description
Technical field
The present invention relates to the device of a kind of test material temperature, rotating speed, pressure and shearing force Changing Pattern, relate in particular to the measurement mechanism that a kind of spiral shell is pressed screw rod and material technological temperature in the molded process of propellant spiral shell.
Background technology
It is from Russia, to introduce that the spiral shell of China is pressed propellant molding technology thereof the fifties in last century, by several generations' effort, the modified double base propellant molding technology thereof that we have grasped double base propellant and have contained a small amount of RDX, HMX, but technology theory fundamental research is weak, the correlation means and the method that lack technical study, the design of technological parameter is entirely by experience.In recent years, the spiral shell with advantages such as energy are high, density is large, combustion gas is clean presses highly filled propellant to be widely applied on weaponry, but because spiral shell is pressed the increase of high-energy solid filler in highly filled propellant formulation, to processing and forming, brought great safety problem.China adds man-hour carrying out highly filled propellant, and the detonation security incident such as even explode repeatedly occurs, and causes great casualties and property loss, and the safety problem of highly filled propellant moulding process has become the bottleneck of this propellant technical research.
Find after deliberation, when spiral shell presses the shearing force of propellant material low, the material between screw rod and body is easily cut off and is skidded, and then causes friction, heating, generation accident.The size of shearing force presses the technological temperature of material and screw rod in propellant forming process to decide by spiral shell, cannot know before this variation relation of temperature of charge and shearing force, so material and extruder temperature are chosen by experience, has blindness.The Changing Pattern of probe temperature and shearing force size, finds suitable shearing force interval, reduces the thermal value in the molded process of propellant spiral shell, is the requisite new technology that Novel spiral is pressed propellant moulding process theory, and this technology is still blank at home and abroad.
Therefore, the measurement mechanism of screw rod and material technological temperature when designing a kind of spiral shell and pressing propellant spiral shell molded, for research spiral shell, press the safe moulding process theory of highly filled propellant and process parameters design to be of great practical significance, meanwhile, for highly filled propellant, with screw design and the Design of Dies of Novel spiral press, there is higher reference value.
Summary of the invention
For the defect existing in above-mentioned prior art or deficiency, the object of the invention is to, provide a kind of spiral shell to press screw rod and material technological temperature measurement mechanism in the molded process of propellant spiral shell, this device can be tested the variation relation that spiral shell under specific rotation speeds and pressure is pressed propellant temperature of charge and shearing force, this variation relation can instruct those skilled in the art to determine the technological temperature of spiral shell pressure propellant material and screw rod, realizes the safety trial-production of propellant.
In order to achieve the above object, the present invention adopts following technical scheme to be solved:
Spiral shell is pressed screw rod and a material technological temperature determinator in the molded process of propellant spiral shell, comprises motor, guide spiro rod, stress loop sensor, pulling force connecting rod, bracket case, pressure transmission loop bar, sample stationary magazine creel, counterweight, constant temperature oven, frame, sample backstay and computing machine; Wherein:
Described motor is connected with one end of guide spiro rod by turbine and worm; The other end of guide spiro rod and stress loop sensor are spirally connected; Described frame is connected with motor by crossbeam; Constant temperature oven is installed at the middle part of frame, and the inside of described constant temperature oven can be incubated and can design temperature; The stationary magazine creel of both ends open is installed in constant temperature oven, and one end of stationary magazine creel is fixed on constant temperature oven inwall, and the other end is passed by constant temperature oven sidewall horizontal; In stationary magazine creel, being provided with the outer wall coaxial with it is stair-stepping sample stationary magazine creel, and one end that sample stationary magazine creel radius is larger is also fixed on the inwall of constant temperature oven, and one end that radius is less passes stationary magazine creel; One end outer cover that sample stationary magazine creel passes stationary magazine creel has the handle of a cap shape; The openend of handle is connected with stationary magazine creel, and the blind end of handle is provided with a dop line three-way hole;
Described stress loop sensor connects one end of sample backstay by pulling force connecting rod; Motor drives guide spiro rod rectilinear motion back and forth in the horizontal direction, and guide spiro rod pulls sample backstay rectilinear motion in the horizontal direction by stress loop sensor, and then drives pulling force pull bar rectilinear motion in the horizontal direction; The other end of sample backstay enters in sample stationary magazine creel after the sidewall through the through hole arranging in frame and constant temperature oven successively; Sample stationary magazine creel inwall is stepped, its internal diameter is less than compared with the internal diameter of segment the external diameter that sample backstay enters one end of sample stationary magazine creel, thereby define the degree of depth that sample backstay enters sample stationary magazine creel, sample backstay can move around in larger section at the internal diameter of sample stationary magazine creel; Pulling force connecting rod, sample backstay, stationary magazine creel, sample stationary magazine creel and handle are coaxial; One end that sample backstay is positioned at sample stationary magazine creel is provided with a vertical sample mounting hole;
In constant temperature oven the first half, be provided with vertical sleeve, sleeve is connected with constant temperature oven outside; On the sample stationary magazine creel of the corresponding position, two ends up and down of sample mounting hole, be equipped with a vertical through hole, the internal diameter of these two vertical through holes and sleeve, sample mounting hole is all identical and four coaxial, and the vertical cavity that two vertical through holes and sample mounting hole form is used for installing sample; The internal diameter of this cavity equates with the external diameter of sample 30 and this cavity equates with the height of sample;
Frame upper end installation bracket case; The two ends that bracket is arranged in bracket case and bracket from two sidewalls of bracket case, arrange respectively first vertically seam and second vertically stitch and pass; And the first vertical seam and the second vertically height of seam equates with the inner chamber height of bracket case; The middle part of two other sidewall of bracket case is provided with corresponding through hole, and by one, the rotating shaft through these two through holes is arranged in bracket case bracket, and bracket can be around the shaft rotates along self vertical plane; One end of the close guide spiro rod of bracket is provided with handle; The other end of bracket is provided with for hanging the hook of counterweight; In rotating shaft and below near the bracket between one end of the bracket case of linking up with, be connected with pressure transmission loop bar;
Described pressure transmission loop bar comprises bracket pole, nut, push rod, sleeve and piston, and wherein, the upper end of described bracket pole connects bracket, and the lower end of bracket pole is by the be spirally connected upper end of push rod of nut, by the whole height of the adjustable pressure transmission loop bar of rotation push rod; The lower end of push rod connects the upper end of piston, and the lower end external diameter of piston equals the internal diameter of sleeve; Bracket pole, nut, push rod, sleeve, piston and sleeve are coaxial; The lower end of piston is positioned at sleeve, and piston can take out from sleeve;
Described motor, stress loop sensor and constant temperature oven are connected with computing machine respectively.
Further, between described sample stationary magazine creel and stationary magazine creel, by register pin, fix in the axial direction.
Further, in this end radial center of described sample backstay, have an axial groove; In this groove, fix a bar, bar one end is arranged in groove, the other end is fixed with dop line, the other end of dop line passes the dop line three-way hole on sample stationary magazine creel and handle successively, and being externally connected with at handle the dop that a size is greater than dop line three-way hole, dop line is positioned at part outside handle by being located at the they sup-port in frame.
Advantage and effect that the present invention has are as follows:
By different turbine and worm assemblies, coordinate and realized at different shear rate (12.5 γ/mms
-1, 125 γ/mms
-1, 1250 γ/mms
-1) the lower cutting performance of testing material, by to the insulation of constant temperature oven and the heating function to tested sample, realize temperature adjustable at 25 ℃～100 ℃, thereby can test the cutting performance of material under different temperatures environment, in process of the test, by regulating the size of counterweight to realize the cutting performance of material in test different loads mechanism, processing diameter is different
sample putting hole can be studied the affect rule of specimen size on material cutting performance.Computer controlled automatic process of the test, utilizes professional software to set the test parameterss such as shear rate, temperature, loading force, can carry out real-time collection and analyzing and processing to experimental data.After tested, the test result relative error of device of the present invention is less than 2%.
Below in conjunction with accompanying drawing and concrete enforcement technology, the present invention is further explained.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the syndeton schematic diagram of sample backstay and pressure transmission loop bar.
Fig. 3 is the structural representation of sample backstay.
Fig. 4 is the syndeton schematic diagram of bracket and pressure transmission loop bar.
Fig. 5 is the A-A view of Fig. 1.
Each label implication in figure: 1-motor; 2-guide spiro rod; 3-stress loop sensor; 4-pulling force connecting rod; 5-bracket case; 6-pressure transmission loop bar; 7-sample stationary magazine creel; 8-register pin; 9-handle; 10-counterweight; 11-constant temperature oven; 12-bracket; 13-frame; 14-sample backstay; 15-crossbeam; 16-support bar; 17-dop line; 18-nut; 19-handle; 20-first vertically stitches; 22-rotating shaft; 23-bracket pole; 24-second vertically stitches; 25-piston; 26-sleeve; 27-bar; 28-stationary magazine creel; 29-dop; 30-sample; 31-push rod; 32-sample mounting hole; 33-groove.
Embodiment
As shown in Figure 1, spiral shell of the present invention is pressed screw rod and material technological temperature determinator in the molded process of propellant spiral shell, comprises motor 1, guide spiro rod 2, stress loop sensor 3, pulling force connecting rod 4, bracket case 5, pressure transmission loop bar 6, sample stationary magazine creel 7, counterweight 10, constant temperature oven 11, frame 13, sample backstay 14 and computing machine; Wherein:
Described motor 1 is connected with one end of guide spiro rod 2 by turbine and worm; The other end of guide spiro rod 2 and stress loop sensor 3 are spirally connected; Described frame 13 is connected with motor 1 by crossbeam 15; Constant temperature oven 11 is installed at the middle part of frame 13, and the inside of described constant temperature oven 11 can be incubated and can design temperature; The stationary magazine creel 28 of both ends open is installed in constant temperature oven 11, and one end of stationary magazine creel 28 is fixed on constant temperature oven 11 inwalls, and the other end is passed by constant temperature oven 11 sidewall horizontal; In stationary magazine creel 28, being provided with the outer wall coaxial with it is stair-stepping sample stationary magazine creel 7, one end that sample stationary magazine creel 7 radiuses are larger is also fixed on the inwall of constant temperature oven 11, one end that radius is less passes stationary magazine creel 28, fixing by register pin 8 in the axial direction between sample stationary magazine creel 7 and stationary magazine creel 28; One end outer cover that sample stationary magazine creel 7 passes stationary magazine creel 28 has the handle 9 of a cap shape; The openend of handle 9 is connected with stationary magazine creel 28, and the blind end of handle 9 is provided with a dop line three-way hole.
Described stress loop sensor 3 connects one end of sample backstay 14 by pulling force connecting rod 4; Motor 1 drives guide spiro rod 2 rectilinear motion back and forth in the horizontal direction, and guide spiro rod 2 pulls sample backstay 14 rectilinear motion in the horizontal direction by stress loop sensor 3, and then drives pulling force pull bar 4 rectilinear motion in the horizontal direction; The other end of sample backstay 14 enters in sample stationary magazine creel 7 after the sidewall through the through hole arranging in frame 13 and constant temperature oven 11 successively; Sample stationary magazine creel 7 inwalls are stepped, its internal diameter is less than compared with the internal diameter of segment the external diameter that sample backstay 14 enters one end of sample stationary magazine creel 7, thereby define the degree of depth that sample backstay 14 enters sample stationary magazine creel 7, sample backstay 14 can move around in larger section at the internal diameter of sample stationary magazine creel 7; Pulling force connecting rod 4, sample backstay 14, stationary magazine creel 28, sample stationary magazine creel 7 and handle 9 five are coaxial; One end that sample backstay 14 is positioned at sample stationary magazine creel 7 is provided with a vertical sample mounting hole 32, and has an axial groove 33 in this end radial center of sample backstay 14; The interior bar 27 of fixing of this groove 33, bar 27 one end are arranged in groove 33, the other end is fixed with dop line 17, the other end of dop line 17 passes the dop line three-way hole on sample stationary magazine creel 7 and handle 9 successively, and being externally connected with at handle 9 dop 29 that a size is greater than dop line three-way hole, the part that dop line is positioned at outside handle 9 supports by the support bar 16 being located in frame 13; Dop line 17 makes to shift out under the pulling force of pulling force connecting rod 4 at sample stationary magazine creel 7 after frame 13, can easily sample stationary magazine creel 7 oppositely be retracted in sample stationary magazine creel 7; Dop 29 is drawn in sample stationary magazine creel 7 interior being difficult for by sample stationary magazine creel 7 and is passed for preventing dop line 17.
In constant temperature oven 11 the first half, be provided with vertical sleeve 26, sleeve 26 is connected with constant temperature oven 11 outsides; On the sample stationary magazine creel 7 of the corresponding position, two ends up and down of sample mounting hole 32, be equipped with a vertical through hole, the internal diameter of these two vertical through holes and sleeve 26, sample mounting hole 32 is all identical and four coaxial, and the vertical cavity that two vertical through holes and sample mounting hole 32 form is used for installing sample 30; The internal diameter of this cavity equates with the external diameter of sample 30 and this cavity equates with the height of sample 30.
Described pressure transmission loop bar 6 comprises bracket pole 23, nut 18, push rod 31, sleeve 26 and piston 25, wherein, the upper end of bracket pole 23 connects bracket 12, and the lower end of bracket pole 23 is by the be spirally connected upper end of push rod 31 of nut 18, by the whole height of the adjustable pressure transmission loop bar 6 of rotation push rod 31; The lower end of push rod 31 connects the upper end of piston 25, and the lower end external diameter of piston 25 equals the internal diameter of sleeve 26; Bracket pole 23, nut 18, push rod 31, sleeve 26, piston 25 and sleeve 26 are coaxial; The lower end of piston 25 is positioned at sleeve 26, and piston 25 can take out from sleeve 26.
Described motor 1, stress loop sensor 3, constant temperature oven 11 are connected with computing machine respectively, and computing machine is for carrying out Real-time Collection and analyzing and processing by professional software to test figure.
The course of work of the present invention and principle are as follows:
First, downward pulling handle 19, bracket 12 one end that 22 rotations make bracket 12 be provided with hook around the shaft moves upward, thereby band is automatically connected in the pressure transmission loop bar 6 of this end below and moves upward, make the lower end of piston 25 higher than sleeve 26, now pass through sleeve 26 to the interior installation sample of sample mounting hole 32, unclamp again handle 19, and at the required counterweight 10 of one end of bracket 5 load test, piston 25 is declined and enter sleeve 26, piston 25 presses downward to sample mounting hole 32 by sample 30 in the vertical directions, and enter the vertical through hole of the bottom of sample stationary magazine creel 7, now piston is compacted downwards by counterweight, thereby sample 30 is compressed.Sample backstay 4 one end are connected by screw thread and connecting rod 14, the other end is plugged register pin 8 in case test sample moves horizontally, then constant temperature oven 11 is carried out to heat temperature raising, when temperature reaches after required test temperature constant temperature certain hour, to computer input, test required temperature, shear rate, loading counterweight size etc. and control parameter, by computer starting motor, start test, after test specimen is cut off, motor 1 quits work.
As shown in Figure 1, in process of the test, motor 1 drives guide spiro rod 2 levels to left movement by turbine and worm, guide spiro rod 2 applies a horizontal pull to connecting rod 14 by stress loop sensor 3, connecting rod 14 and then drive sample backstay 4 move with respect to pressure transmission loop bar 6 occurred levels, realize the shearing of piston 25 corresponding positions, lower end of sample and pressure transmission loop bar 6, meanwhile, stress loop sensor 3 detects and is transferred to computing machine to the shearing force acting on connecting rod 14 in real time; Shearing force equals the horizontal thrust that guide spiro rod 2 applies to connecting rod 14 by stress loop sensor 3.Computer real-time acquisition data and control parameter are carried out Treatment Analysis, and make shearing force with the change curve of temperature, pressure, sample size and shear rate, and wherein, the computing formula of the suffered shear resistance size of sample is as follows:
In formula, τ is shear resistance (unit: N/mm
2), F be shearing force (unit: N), the diameter (unit: mm) that D is sample.
In order to verify consistance and the accuracy of data that device of the present invention is surveyed, inventor utilize device to test of the present invention the spiral shell of 3 kinds of different solid contents press temperature and the shearing force Changing Pattern of propellant, every group of sample carried out 5 parallel experiments, and test findings is as shown in table 1.In test, by heat cycles water, realize the control to constant temperature oven internal temperature.
Table 1 test result
As can be seen from Table 1, the test result high conformity of device of the present invention, test result relative error is less than 2%.
For the diameter of development test temperature, shear rate, pressure, sample and spiral shell are pressed the Changing Pattern of propellant shearing force, inventor utilizes device of the present invention to test respectively 4 kinds of different solid content spiral shells and presses propellant sample, and test findings is as shown in table 2.
Table 2 experimental test result
In table 2, test condition is the diameter D of temperature T, shear rate γ, pressure P and sample from top to bottom successively.From test result, can find out, the anti-shearing force of propellant material reduces along with the increase of temperature, and pressure is limited for the impact of anti-shearing force test result, and specimen size is on almost not impact of test result, and to same sample, shear rate is 125mms
-1time anti-shearing force test result maximum.The technological temperature of material and screw rod selects the mild moderate moisture of shearing force interval.
To sum up, by the detection of device of the present invention, can access the anti-shearing force of tested propellant material with the rule of temperature, pressure, shear rate and specimen size variation, and can access the suitable temperature range of safety test.This for the safety of solid propellant development test with efficiently have very much realistic meaning.
Claims (3)
1. a spiral shell is pressed screw rod and material technological temperature determinator in the molded process of propellant spiral shell, it is characterized in that, comprise motor (1), guide spiro rod (2), stress loop sensor (3), pulling force connecting rod (4), bracket case (5), pressure transmission loop bar (6), sample stationary magazine creel (7), counterweight (10), constant temperature oven (11), frame (13), sample backstay (14) and computing machine; Wherein:
Described motor (1) is connected with one end of guide spiro rod (2) by turbine and worm; The other end of guide spiro rod (2) and stress loop sensor (3) are spirally connected; Described frame (13) is connected with motor (1) by crossbeam (15); Constant temperature oven (11) is installed at the middle part of frame (13), and the inside of described constant temperature oven (11) can be incubated and can design temperature; The stationary magazine creel (28) of both ends open is installed in constant temperature oven (11), and one end of stationary magazine creel (28) is fixed on constant temperature oven (11) inwall, and the other end is passed by constant temperature oven (11) sidewall horizontal; In stationary magazine creel (28), being provided with the outer wall coaxial with it is stair-stepping sample stationary magazine creel (7), and one end that sample stationary magazine creel (7) radius is larger is also fixed on the inwall of constant temperature oven (11), and one end that radius is less passes stationary magazine creel (28); One end outer cover that sample stationary magazine creel (7) passes stationary magazine creel (28) has the handle (9) of a cap shape; The openend of handle (9) is connected with stationary magazine creel (28), and the blind end of handle (9) is provided with a dop line three-way hole;
Described stress loop sensor (3) connects one end of sample backstay (14) by pulling force connecting rod (4); Motor (1) drives guide spiro rod (2) rectilinear motion back and forth in the horizontal direction, guide spiro rod (2) pulls sample backstay (14) rectilinear motion in the horizontal direction by stress loop sensor (3), and then drives pulling force pull bar (4) rectilinear motion in the horizontal direction; The other end of sample backstay (14) enters in sample stationary magazine creel (7) after the sidewall through the upper through hole arranging of frame (13) and constant temperature oven (11) successively; Sample stationary magazine creel (7) inwall is stepped, its internal diameter is less than compared with the internal diameter of segment the external diameter that sample backstay (14) enters one end of sample stationary magazine creel (7), thereby define the degree of depth that sample backstay (14) enters sample stationary magazine creel (7), sample backstay (14) can move around in larger section of the internal diameter of sample stationary magazine creel (7); Pulling force connecting rod (4), sample backstay (14), stationary magazine creel (28), sample stationary magazine creel (7) and handle (9) five are coaxial; One end that sample backstay (14) is positioned at sample stationary magazine creel (7) is provided with a vertical sample mounting hole (32);
In constant temperature oven (11) the first half, be provided with vertical sleeve (26), sleeve (26) is connected with constant temperature oven (11) outside; On the sample stationary magazine creel (7) of the corresponding position, two ends up and down of sample mounting hole (32), be equipped with a vertical through hole, the internal diameter of these two vertical through holes and sleeve (26), sample mounting hole (32) is all identical and four coaxial, and the vertical cavity that two vertical through holes and sample mounting hole (32) form is used for installing sample (30); The internal diameter of this cavity equates with the external diameter of sample (30) and this cavity equates with the height of sample (30);
Frame (13) upper end installation bracket case (5); The two ends that bracket (12) is arranged in bracket case (5) and bracket (12) from two sidewalls of bracket case (5), arrange respectively first vertically seam (20) and second vertically stitch (24) and pass; And first vertically seam (20) and second vertically stitch the height of (24) and the inner chamber height of bracket case equates; The middle part of two other sidewall of bracket case (5) is provided with corresponding through hole, and by one, the rotating shaft (22) through these two through holes is arranged in bracket case (5) bracket (12), and bracket (12) around the shaft (22) rotates along self vertical plane; One end of the close guide spiro rod (2) of bracket (12) is provided with handle (19); The other end of bracket (12) is provided with for hanging the hook of counterweight (10); The below of the bracket (12) between rotating shaft (22) and one end of the close bracket case (5) of linking up with is connected with pressure transmission loop bar (6);
Described pressure transmission loop bar (6) comprises bracket pole (23), nut (18), push rod (31), sleeve (26) and piston (25), wherein, the upper end of described bracket pole (23) connects bracket (12), the lower end of bracket pole (23) is by the be spirally connected upper end of push rod (31) of nut (18), by the whole height of rotation push rod (31) adjustable pressure transmission loop bars (6); The lower end of push rod (31) connects the upper end of piston (25), and the lower end external diameter of piston (25) equals the internal diameter of sleeve (26); Bracket pole (23), nut (18), push rod (31), sleeve (26), piston (25) and sleeve (26) are coaxial; The lower end of piston (25) is positioned at sleeve (26), and piston (25) can take out from sleeve (26);
Described motor (1), stress loop sensor (3), constant temperature oven (11) are connected with computing machine respectively.
2. spiral shell is pressed screw rod and material technological temperature determinator in the molded process of propellant spiral shell as claimed in claim 1, it is characterized in that, fixing by register pin 8 in the axial direction between described sample stationary magazine creel (7) and stationary magazine creel (28).
3. spiral shell is pressed screw rod and material technological temperature determinator in the molded process of propellant spiral shell as claimed in claim 1, it is characterized in that, has an axial groove (33) in this end radial center of described sample backstay (14); In this groove (33), fix a bar (27), bar (7) one end is arranged in groove (33), the other end is fixed with dop line (17), the other end of dop line (17) passes the dop line three-way hole on sample stationary magazine creel (7) and handle (9) successively, and being externally connected with at handle (9) dop (29) that a size is greater than dop line three-way hole, dop line is positioned at the outer part of handle (9) to be supported by the support bar (16) being located in frame (13).
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|---|---|---|---|
| CN201310628959.5A CN103698227B (en) | 2013-11-28 | 2013-11-28 | Screw rod and material technological temperature measurement mechanism in the molded process of spiral shell pressure propellant spiral shell |
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| CN201310628959.5A CN103698227B (en) | 2013-11-28 | 2013-11-28 | Screw rod and material technological temperature measurement mechanism in the molded process of spiral shell pressure propellant spiral shell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596442A (en) * | 2018-12-10 | 2019-04-09 | 北京理工大学 | A kind of device for explosive column shearing force testing |
| CN114986887A (en) * | 2022-01-18 | 2022-09-02 | 南京焕型智剂医药科技有限公司 | Quantitative extrusion feeding head |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4931229A (en) * | 1988-06-24 | 1990-06-05 | Werner & Pfleiderer Gmbh | Method and apparatus for protecting a screw extruder producing strand-shaped explosives and propellants |
| CN101875232A (en) * | 2009-12-10 | 2010-11-03 | 北京化工大学 | Conical three-screw rod extruder arranged like triangle |
| CN102990900A (en) * | 2012-11-15 | 2013-03-27 | 西安近代化学研究所 | Single screw extruder for forming propellant with high solid content |
-
2013
- 2013-11-28 CN CN201310628959.5A patent/CN103698227B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4931229A (en) * | 1988-06-24 | 1990-06-05 | Werner & Pfleiderer Gmbh | Method and apparatus for protecting a screw extruder producing strand-shaped explosives and propellants |
| CN101875232A (en) * | 2009-12-10 | 2010-11-03 | 北京化工大学 | Conical three-screw rod extruder arranged like triangle |
| CN102990900A (en) * | 2012-11-15 | 2013-03-27 | 西安近代化学研究所 | Single screw extruder for forming propellant with high solid content |
Non-Patent Citations (3)
| Title |
|---|
| FREDERICK M. GALLANT ET AL.: "Graded polymer composites using twin-screw extrusion: A combinatorial approach to developing new energetic materials", 《COMPOSITES: PART A: APPLIED SCIENCE AND MANUFACTURING》, 31 December 2006 (2006-12-31) * |
| 卢栓仓: "含能材料双螺杆工艺研究进展", 《化学推进剂与高分子材料》, vol. 11, no. 3, 25 May 2013 (2013-05-25) * |
| 卢栓仓: "螺压推进剂成型工艺过程安全性分析", 《化学推进剂与高分子材料》, vol. 11, no. 6, 25 November 2013 (2013-11-25) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596442A (en) * | 2018-12-10 | 2019-04-09 | 北京理工大学 | A kind of device for explosive column shearing force testing |
| CN114986887A (en) * | 2022-01-18 | 2022-09-02 | 南京焕型智剂医药科技有限公司 | Quantitative extrusion feeding head |
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| Publication number | Publication date |
|---|---|
| CN103698227B (en) | 2015-12-30 |
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