CN110332851B - Special support for shooting training - Google Patents
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- CN110332851B CN110332851B CN201910593872.6A CN201910593872A CN110332851B CN 110332851 B CN110332851 B CN 110332851B CN 201910593872 A CN201910593872 A CN 201910593872A CN 110332851 B CN110332851 B CN 110332851B
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- C08K3/041—Carbon nanotubes
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A23/00—Gun mountings, e.g. on vehicles; Disposition of guns on vehicles
- F41A23/02—Mountings without wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A33/00—Adaptations for training; Gun simulators
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Abstract
The invention relates to a support special for shooting training, belonging to the technical field of shooting, and comprising a support body, wherein the support body is made of rubber materials, the support body is arranged in a frustum pyramid shape, the top surface of the support body is provided with a V-shaped gun supporting groove, and two ends of the gun supporting groove respectively penetrate through the end surfaces of two ends of the support body. This supporter of shooting training is exclusively used in supports the rifle in holding in the palm the rifle recess, forms triangle-shaped between rifle and the support rifle recess, has reduced the rifle and has rocked the condition about because of recoil to improved the stability that the rifle supported, supported the body and adopt rubber materials to make in addition, played the effect of shock attenuation buffering, further reduced the rifle because of the recoil to the influence that its shooting precision produced, reduced the weight of supporter simultaneously, be convenient for remove and carry.
Description
Technical Field
The invention relates to the technical field of shooting, in particular to a special support for shooting training.
Background
In the basic shooting training of the rifle prone position, the support is a common training apparatus. At present, in the training process of troops and colleges, heavy cement supports are still used, and the cement supports are fixed in position and inconvenient to use.
At present, patent document with publication number CN203177737U discloses a novel shooting target platform, wherein the bottom and the top of the target platform body are provided with semicircular grooves, the grooves are tangent to the target platform body, the top of the target platform body is symmetrically provided with two grooves, two grooves are added in the two grooves at the top, and the radius difference between the two grooves and the tangent of the target platform body is 5 cm. This novel shooting target platform through set up the recess at target platform body top, plays the effect of support to the rifle, nevertheless because the recess is semi-circular recess, rocks about the recoil that produces makes the rifle very easily when the rifle shoots, influences the shooting precision of rifle.
Disclosure of Invention
The invention aims to provide a supporter special for shooting training, wherein a rifle is supported in a rifle supporting groove, a triangle is formed between the rifle and the rifle supporting groove, and the condition that the rifle shakes left and right due to recoil is reduced, so that the stability of rifle support is improved.
The technical purpose of the invention is realized by the following technical scheme:
the special support for shooting training comprises a support body, wherein the support body is made of rubber materials and is in a frustum pyramid shape, a V-shaped gun supporting groove is formed in the top surface of the support body, and two ends of the gun supporting groove penetrate through the end faces of two ends of the support body respectively.
Through adopting above-mentioned technical scheme, will rely on the body to place subaerial, then support the rifle in holding in the palm the rifle recess, form triangle-shaped between rifle and the support rifle recess, reduced the rifle because of the circumstances that the recoil rocked about, improved the stability that the rifle supported, rely on the body simultaneously and adopt rubber materials to make, further reduce the rifle because of the recoil to the influence that its shooting precision produced, reduced the weight of supporting the thing simultaneously, be convenient for remove and carry.
More preferably, the depth of the gun supporting groove is 4-8cm, and the distance between the gun supporting groove and the opening end of the top surface of the support body is 12-16 cm.
Through adopting above-mentioned technical scheme, prescribe a limit to the size of holding in the palm rifle recess to be applicable to the rifle of different models.
Preferably, the inner side surface of the gun supporting groove is provided with a layer of heat conducting rubber gasket matched with the gun supporting groove.
Through adopting above-mentioned technical scheme, the heat conduction rubber gasket not only plays the effect of shock attenuation buffering to the rifle, but also can make the heat that the rifle shooting produced dissipate fast, avoids the heat accumulation and produces danger, can also play the effect of eliminating the noise simultaneously, has improved the practicality and the security that rely on the thing.
Preferably, the support body is arranged in a regular quadrangular frustum pyramid shape, the length of the top surface of the support body is 30-50cm, the width of the support body is 15-25cm, the length of the bottom surface of the support body is 40-60cm, the width of the bottom surface of the support body is 27-37cm, and the distance between the top surface and the bottom surface of the support body is 15-25 cm.
By adopting the technical scheme, the processing, carrying and application of the support body are more convenient.
Preferably, the supporting body is provided with a stabilizing groove along the height direction along the side surface of the gun supporting groove in the length direction, two ends of the stabilizing groove respectively penetrate through the end surfaces of two ends of the supporting body, and the stabilizing groove is communicated with the gun supporting groove.
By adopting the technical scheme, the stable groove not only avoids the influence of the support body on the rifle trigger or the cartridge clip, but also reduces the contact area between the support body and the ground, and improves the stability of the support body on the ground.
Preferably, the cross section of the stabilizing groove is U-shaped, the depth of the stabilizing groove at the top surface of the supporting body is 6-8cm, and the distance between the opening ends of the stabilizing groove at the side surfaces of the supporting body is 12-16 cm.
Through adopting above-mentioned technical scheme, inject the size of stabilizing the recess, reduce the influence of stabilizing the recess to depending on body intensity.
More preferably, the heat-conducting rubber gasket comprises, by weight, 14-22 parts of methyl vinyl silicone rubber, 2-4 parts of graphene, 1-3 parts of carbon nanotubes, 40-60 parts of aluminum oxide, 7-13 parts of calcium carbonate, 5-9 parts of zinc sulfide, 3-5 parts of barium sulfate, 0.5-5.5 parts of magnesium hydroxide, 0.2-1 part of N-phenylaniline and 0.2-1 part of 2, 5-dimethyl-2.5 di-tert-butyl peroxy hexane.
By adopting the technical scheme, the performance of the methyl vinyl silicone rubber is optimized, and the heat conducting performance of the heat conducting rubber gasket is improved, the heat radiation of the heat conducting rubber gasket is facilitated, the tear resistance of the heat conducting rubber gasket is improved, and the service life of the heat conducting rubber gasket is prolonged through the synergistic effect of the methyl vinyl silicone rubber, the graphene, the carbon nano tube, the aluminum oxide, the calcium carbonate, the zinc sulfide, the barium sulfate, the magnesium hydroxide, the N-phenylamine and the 2, 5-dimethyl-2.5 di-tert-butyl peroxy hexane.
More preferably, the heat-conducting rubber gasket comprises 16-20 parts of methyl vinyl silicone rubber, 2.5-3.5 parts of graphene, 1.5-2.5 parts of carbon nano tube, 45-55 parts of aluminum oxide, 9-11 parts of calcium carbonate, 6-8 parts of zinc sulfide, 3.5-4.5 parts of barium sulfate, 1.5-4 parts of magnesium hydroxide, 0.4-0.8 part of N-phenylaniline and 0.4-0.8 part of 2, 5-dimethyl-2.5 di-tert-butyl peroxy hexane.
More preferably, the raw materials of the heat-conducting rubber gasket comprise 18 parts of methyl vinyl silicone rubber, 3 parts of graphene, 2 parts of carbon nano tubes, 50 parts of aluminum oxide, 10 parts of calcium carbonate, 7 parts of zinc sulfide, 4 parts of barium sulfate, 3 parts of magnesium hydroxide, 0.6 part of N-phenyl aniline and 0.5 part of 2, 5-dimethyl-2.5 di-tert-butyl peroxy hexane.
By adopting the technical scheme, the proportion of the heat-conducting rubber gasket is optimized, and the heat conductivity and the tear strength of the heat-conducting rubber gasket are further improved.
More preferably, the heat-conducting rubber gasket is prepared by the following method:
a: uniformly mixing graphene, carbon nano tubes, aluminum oxide, calcium carbonate, zinc sulfide, barium sulfate, magnesium hydroxide, N-phenylaniline and 2, 5-dimethyl-2, 5-di-tert-butyl peroxy hexane to obtain a mixture;
b: dividing the mixture into three parts, namely a mixture a, a mixture b and a mixture c, wherein the weight of the mixture a accounts for 10-20% of the total weight of the mixture, the weight of the mixture b accounts for 60-70% of the total weight of the mixture, and the balance is the mixture c;
c: uniformly mixing the methyl vinyl silicone rubber, then sequentially adding the mixture a, the mixture b and the mixture c, and continuously and uniformly mixing to obtain a semi-finished product;
d: pressurizing and vulcanizing the semi-finished product of the heat-conducting rubber gasket for 10min under the conditions that the temperature is 185 ℃ and the pressure is 10MPa to obtain a primary finished product;
e: and (3) performing heat preservation treatment on the primary finished product for 3 hours at the temperature of 215 ℃ under normal pressure, performing heat preservation treatment for 1 hour at the temperature of 235 ℃ under normal pressure, performing heat preservation treatment for 0.5 hour at the temperature of 245 ℃ under normal pressure, performing heat preservation treatment for 0.2 hour at the temperature of 210 ℃ under normal pressure, and cooling to obtain the heat-conducting rubber gasket.
By adopting the technical scheme, the mixture is added into the methyl vinyl silicone rubber in batches, so that the mixing uniformity of the raw materials of the heat-conducting rubber gasket is improved, the two-time vulcanization is adopted, and the second-time vulcanization adopts a mode of gradually increasing the temperature and gradually reducing the temperature, so that the stability of the heat-conducting rubber gasket is improved.
In conclusion, the invention has the following beneficial effects:
the support body is made of rubber materials, plays a role in damping and buffering, further reduces the influence of the rifle on the shooting precision due to recoil, simultaneously reduces the weight of the support, and is convenient to move and carry.
The second, through set up the heat conduction rubber gasket in holding in the palm the rifle recess, not only play the effect of shock attenuation buffering to the rifle, but also can make the heat fast dissipation that the rifle shooting produced, avoid the heat accumulation and produce danger, can also play the effect of noise elimination simultaneously, improved the practicality and the security of relying on the thing.
Thirdly, the supporting body is provided with the stabilizing groove, the stabilizing groove not only avoids the influence of the supporting body on the rifle trigger or the cartridge clip, but also reduces the contact area between the supporting body and the ground, and improves the stability of the supporting body on the ground.
Fourthly, the heat-conducting rubber gasket provided by the invention not only improves the heat-conducting property of the heat-conducting rubber gasket, facilitates the heat dissipation of the heat-conducting rubber gasket, but also improves the tear resistance and prolongs the service life of the heat-conducting rubber gasket through the synergistic effect of the raw materials of the heat-conducting rubber gasket.
Fifthly, according to the preparation method of the heat-conducting rubber gasket, the mixture is added into the methyl vinyl silicone rubber in batches, so that the mixing uniformity of the raw materials of the heat-conducting rubber gasket is improved, the two times of vulcanization are adopted, and the second time of vulcanization adopts a mode of gradually increasing the temperature and gradually reducing the temperature, so that the stability of the heat-conducting rubber gasket is improved.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is a schematic view of the structure of the anchoring recesses in example 1.
In the figure, 1, a support body; 11. a gun supporting groove; 12. a stabilizing groove; 2. a thermally conductive rubber gasket.
Detailed Description
The present invention will be described in further detail with reference to examples. It should be understood that the preparation methods described in the examples are only for illustrating the present invention and are not to be construed as limiting the present invention, and that the simple modifications of the preparation methods of the present invention based on the concept of the present invention are within the scope of the present invention as claimed.
Embodiment 1, a supporter special for shooting training, as shown in fig. 1 and 2, includes a supporter body 1, the supporter body 1 is integrally formed, and the supporter body 1 is the supporter body 1 made of rubber material. The supporting body 1 is in a regular quadrangular frustum pyramid shape, namely, the top surface and the bottom surface of the supporting body 1 are both in a rectangular shape, and four side surfaces of the supporting body 1 are both in an isosceles trapezoid shape. The length of the top surface of the supporting body 1 is 30-50cm, the width of the top surface of the supporting body 1 is 15-25cm, the length of the bottom surface of the supporting body 1 is 40-60cm, the width of the bottom surface of the supporting body 1 is 27-37cm, the distance between the top surface and the bottom surface of the supporting body 1 is 15-25cm, the length of the top surface of the supporting body 1 is 40cm, the width of the top surface of the supporting body 1 is 20cm, the length of the bottom surface of the supporting body 1 is 50cm, the width of the bottom surface of the supporting body 1 is 32cm, and the distance between the top surface and the bottom surface of the supporting body 1 is 20 cm.
As shown in fig. 1 and 2, a gun supporting groove 11 is formed in the middle of the top surface of the support body 1 along the length direction of the top surface, the gun supporting groove 11 is arranged along the width direction of the support body 1, two ends of the gun supporting groove 11 respectively penetrate through end surfaces of two ends of the support body 1, the cross section of the gun supporting groove 11 is arranged in a V shape, namely the cross section of the gun supporting groove 11 is arranged in an isosceles triangle shape, the depth of the gun supporting groove 11 is 4-8cm, the distance between the gun supporting groove 11 and the open end of the top surface of the support body 1 is 12-16cm, the depth of the gun supporting groove 11 in the embodiment is 6cm, and the distance between the gun supporting groove 11 and the open end of the top surface of the support body 1 is 14.5 cm. In order to facilitate the processing of the gun supporting groove 11, the gun supporting groove 11 is rounded at the joint of the two side surfaces. The inner side surface of the gun supporting groove 11 is provided with a layer of heat-conducting rubber gasket 2 matched with the gun supporting groove, the heat-conducting rubber gasket 2 is integrally formed, the heat-conducting rubber gasket 2 is bonded with the support body 1, the thickness of the heat-conducting rubber gasket 2 is 0.1-0.5cm, and the thickness of the heat-conducting rubber gasket 2 is 0.3cm in the embodiment.
As shown in fig. 1 and 2, a stabilizing groove 12 is formed in the middle of one end of the supporting body 1 along the width direction thereof, the stabilizing groove 12 is arranged along the height direction of the supporting body 1, two ends of the stabilizing groove 12 respectively penetrate through two end faces of the supporting body 1, i.e. the stabilizing groove 12 is communicated with the gun supporting groove 11, the cross section of the stabilizing groove 12 is in a U-shaped arrangement, i.e. the inner bottom surface of the stabilizing groove 12 is an arc surface, the bending direction of the arc surface points to the opening end of the stabilizing groove 12, the axis of the arc surface is arranged along the length direction of the stabilizing groove 12, the depth of the stabilizing groove 12 at the top surface of the supporting body 1 is 6-8cm, the distance between the stabilizing groove 12 and the opening end of the side surface of the supporting body 1 is 12-16cm, in the embodiment, the depth of the stabilizing groove 12 at the top surface of the supporting body 1 is 7.25cm, and the cross section of the stabilizing groove 12 at the top surface of the supporting body 1 is in a semicircular arrangement, the distance between the open ends of the stabilizing grooves 12 and the side surfaces of the supporting body 1 is 14.5 cm.
The rifle support device is characterized in that the support body 1 is placed on the ground, a rifle is supported in the rifle support groove 11, the rifle is abutted to the side face of the rifle support groove 11, a triangle is formed between the rifle and the rifle support groove 11, the condition that the rifle shakes left and right due to recoil is reduced, the rifle support stability is improved, and the support body 1 is made of rubber materials in an integrated mode, so that the support body 1 is more convenient to process, the support body 1 plays a role in damping and buffering the rifle, the influence of the rifle on shooting precision due to the recoil is further reduced, the weight of a supported object is reduced, and the rifle support device is convenient to move and carry.
Set up heat conduction rubber gasket 2 in holding in the palm rifle recess 11, heat conduction rubber gasket 2 not only plays the effect of shock attenuation buffering to the rifle, but also can make the heat fast dissipation that the rifle shooting produced, avoids the heat accumulation and produces danger, has improved the practicality and the security that rely on the thing. The supporting body 1 is provided with the stable groove 12, so that the influence of the supporting body 1 on a rifle trigger or a cartridge clip is avoided, the contact area between the supporting body 1 and the ground is reduced, and the stability of the supporting body 1 on the ground is improved.
TABLE 1 contents (unit: Kg) of the respective raw materials in the examples
| Examples | 2 | 3 | 4 | 5 | 6 |
| Methyl vinyl silicone rubber | 14 | 20 | 18 | 22 | 16 |
| Graphene | 2 | 3.5 | 3 | 4 | 2.5 |
| Carbon nanotube | 3 | 2.5 | 2 | 1.5 | 1 |
| Alumina oxide | 60 | 55 | 50 | 45 | 40 |
| Calcium carbonate | 13 | 11 | 10 | 9 | 7 |
| Zinc sulfide | 9 | 8 | 7 | 5 | 6 |
| Barium sulfate | 5 | 3 | 4 | 3.5 | 4.5 |
| Magnesium hydroxide | 5.5 | 0.5 | 3 | 1.5 | 4 |
| N-phenylanilines | 1 | 0.2 | 0.6 | 0.4 | 0.8 |
| 2, 5-dimethyl-2, 5-di-tert-butylperoxyhexane | 1 | 0.4 | 0.5 | 0.2 | 0.8 |
Example 2, a supporter for shooting training, the difference between this example and example 1 is that the raw material formulation of the heat-conducting rubber gasket is as shown in table 1;
the heat-conducting rubber gasket is prepared by the following method:
a: uniformly mixing graphene, carbon nano tubes, aluminum oxide, calcium carbonate, zinc sulfide, barium sulfate, magnesium hydroxide, N-phenylaniline and 2, 5-dimethyl-2, 5-di-tert-butyl peroxy hexane to obtain a mixture;
b: dividing the mixture into three parts, namely a mixture a, a mixture b and a mixture c, wherein the weight of the mixture a accounts for 10% of the total weight of the mixture, the weight of the mixture b accounts for 60% of the total weight of the mixture, and the balance is the mixture c;
c: uniformly mixing the methyl vinyl silicone rubber, then sequentially adding the mixture a, the mixture b and the mixture c, and continuously and uniformly mixing to obtain a semi-finished product;
d: pressurizing and vulcanizing the semi-finished product of the heat-conducting rubber gasket for 10min under the conditions that the temperature is 185 ℃ and the pressure is 10MPa to obtain a primary finished product;
e: and (3) performing heat preservation treatment on the primary finished product for 3 hours at the temperature of 215 ℃ under normal pressure, performing heat preservation treatment for 1 hour at the temperature of 235 ℃ under normal pressure, performing heat preservation treatment for 0.5 hour at the temperature of 245 ℃ under normal pressure, performing heat preservation treatment for 0.2 hour at the temperature of 210 ℃ under normal pressure, and cooling to obtain the heat-conducting rubber gasket.
Example 3, a supporter for shooting training, the difference between this example and example 1 is that the raw material formulation of the heat-conducting rubber gasket is as shown in table 1;
the heat-conducting rubber gasket is prepared by the following method:
a: uniformly mixing graphene, carbon nano tubes, aluminum oxide, calcium carbonate, zinc sulfide, barium sulfate, magnesium hydroxide, N-phenylaniline and 2, 5-dimethyl-2, 5-di-tert-butyl peroxy hexane to obtain a mixture;
b: dividing the mixture into three parts, namely a mixture a, a mixture b and a mixture c, wherein the weight of the mixture a accounts for 15% of the total weight of the mixture, the weight of the mixture b accounts for 65% of the total weight of the mixture, and the balance is the mixture c;
c: uniformly mixing the methyl vinyl silicone rubber, then sequentially adding the mixture a, the mixture b and the mixture c, and continuously and uniformly mixing to obtain a semi-finished product;
d: pressurizing and vulcanizing the semi-finished product of the heat-conducting rubber gasket for 10min under the conditions that the temperature is 185 ℃ and the pressure is 10MPa to obtain a primary finished product;
e: and (3) performing heat preservation treatment on the primary finished product for 3 hours at the temperature of 215 ℃ under normal pressure, performing heat preservation treatment for 1 hour at the temperature of 235 ℃ under normal pressure, performing heat preservation treatment for 0.5 hour at the temperature of 245 ℃ under normal pressure, performing heat preservation treatment for 0.2 hour at the temperature of 210 ℃ under normal pressure, and cooling to obtain the heat-conducting rubber gasket.
Example 4, a supporter for shooting training, the difference between this example and example 1 is that the raw material formulation of the heat-conducting rubber gasket is as shown in table 1;
the heat-conducting rubber gasket is prepared by the following method:
a: uniformly mixing graphene, carbon nano tubes, aluminum oxide, calcium carbonate, zinc sulfide, barium sulfate, magnesium hydroxide, N-phenylaniline and 2, 5-dimethyl-2, 5-di-tert-butyl peroxy hexane to obtain a mixture;
b: dividing the mixture into three parts, namely a mixture a, a mixture b and a mixture c, wherein the weight of the mixture a accounts for 15% of the total weight of the mixture, the weight of the mixture b accounts for 65% of the total weight of the mixture, and the balance is the mixture c;
c: uniformly mixing the methyl vinyl silicone rubber, then sequentially adding the mixture a, the mixture b and the mixture c, and continuously and uniformly mixing to obtain a semi-finished product;
d: pressurizing and vulcanizing the semi-finished product of the heat-conducting rubber gasket for 10min under the conditions that the temperature is 185 ℃ and the pressure is 10MPa to obtain a primary finished product;
e: and (3) performing heat preservation treatment on the primary finished product for 3 hours at the temperature of 215 ℃ under normal pressure, performing heat preservation treatment for 1 hour at the temperature of 235 ℃ under normal pressure, performing heat preservation treatment for 0.5 hour at the temperature of 245 ℃ under normal pressure, performing heat preservation treatment for 0.2 hour at the temperature of 210 ℃ under normal pressure, and cooling to obtain the heat-conducting rubber gasket.
Example 5, a supporter for shooting training, the difference between this example and example 1 is that the raw material formulation of the heat-conducting rubber gasket is as shown in table 1;
the heat-conducting rubber gasket is prepared by the following method:
a: uniformly mixing graphene, carbon nano tubes, aluminum oxide, calcium carbonate, zinc sulfide, barium sulfate, magnesium hydroxide, N-phenylaniline and 2, 5-dimethyl-2, 5-di-tert-butyl peroxy hexane to obtain a mixture;
b: dividing the mixture into three parts, namely a mixture a, a mixture b and a mixture c, wherein the weight of the mixture a accounts for 20% of the total weight of the mixture, the weight of the mixture b accounts for 70% of the total weight of the mixture, and the balance is the mixture c;
c: uniformly mixing the methyl vinyl silicone rubber, then sequentially adding the mixture a, the mixture b and the mixture c, and continuously and uniformly mixing to obtain a semi-finished product;
d: pressurizing and vulcanizing the semi-finished product of the heat-conducting rubber gasket for 10min under the conditions that the temperature is 185 ℃ and the pressure is 10MPa to obtain a primary finished product;
e: and (3) performing heat preservation treatment on the primary finished product for 3 hours at the temperature of 215 ℃ under normal pressure, performing heat preservation treatment for 1 hour at the temperature of 235 ℃ under normal pressure, performing heat preservation treatment for 0.5 hour at the temperature of 245 ℃ under normal pressure, performing heat preservation treatment for 0.2 hour at the temperature of 210 ℃ under normal pressure, and cooling to obtain the heat-conducting rubber gasket.
Example 6, a supporter for shooting training, the difference between this example and example 1 is that the raw material formulation of the heat-conducting rubber gasket is as shown in table 1;
the heat-conducting rubber gasket is prepared by the following method:
a: uniformly mixing graphene, carbon nano tubes, aluminum oxide, calcium carbonate, zinc sulfide, barium sulfate, magnesium hydroxide, N-phenylaniline and 2, 5-dimethyl-2, 5-di-tert-butyl peroxy hexane to obtain a mixture;
b: dividing the mixture into three parts, namely a mixture a, a mixture b and a mixture c, wherein the weight of the mixture a accounts for 13% of the total weight of the mixture, the weight of the mixture b accounts for 68% of the total weight of the mixture, and the balance is the mixture c;
c: uniformly mixing the methyl vinyl silicone rubber, then sequentially adding the mixture a, the mixture b and the mixture c, and continuously and uniformly mixing to obtain a semi-finished product;
d: pressurizing and vulcanizing the semi-finished product of the heat-conducting rubber gasket for 10min under the conditions that the temperature is 185 ℃ and the pressure is 10MPa to obtain a primary finished product;
e: and (3) performing heat preservation treatment on the primary finished product for 3 hours at the temperature of 215 ℃ under normal pressure, performing heat preservation treatment for 1 hour at the temperature of 235 ℃ under normal pressure, performing heat preservation treatment for 0.5 hour at the temperature of 245 ℃ under normal pressure, performing heat preservation treatment for 0.2 hour at the temperature of 210 ℃ under normal pressure, and cooling to obtain the heat-conducting rubber gasket.
Comparative example 1
The difference between comparative example 1 and example 4 is that graphene and carbon nanotubes are not added to the raw material of the thermal conductive rubber gasket.
Comparative example 2
The comparative example 2 and the example 4 are different in that graphene, carbon nanotubes and alumina are not added to the raw materials of the heat conductive rubber gasket.
Comparative example 3
The comparative example 3 is different from the example 4 in that zinc sulfide and barium sulfate are not added to the raw material of the heat conductive rubber gasket.
Comparative example 4
Comparative example 4 is different from example 4 in that calcium carbonate, zinc sulfide, and barium sulfate are not added to the raw materials of the heat conductive rubber gasket.
The following property tests were carried out on the heat conductive rubber gaskets obtained in examples 2 to 6 and comparative examples 1 to 4, and the test results are shown in table 2.
TABLE 2 test results
| Detecting items | Thermal conductivity, 40 ℃/(W/(m.k)) | Tensile strength/MPa | Elongation at break/% |
| Example 2 | 5.12 | 6.2 | 89 |
| Example 3 | 5.27 | 5.8 | 85 |
| Example 4 | 5.32 | 6.3 | 96 |
| Example 5 | 5.13 | 6.1 | 92 |
| Example 6 | 4.98 | 5.8 | 93 |
| Comparative example 1 | 1.66 | 3.6 | 144 |
| Comparative example 2 | 1.08 | 3.9 | 158 |
| Comparative example 3 | 4.15 | 3.1 | 125 |
| Comparative example 4 | 4.28 | 2.5 | 131 |
As can be seen from table 2, according to the heat-conductive rubber gasket of the present invention, the graphene, the carbon nanotube, the alumina, the calcium carbonate, the zinc sulfide, and the barium sulfate are added to the raw materials, such that the heat conductivity coefficient and the tensile strength of the heat-conductive rubber gasket are significantly improved, and the elongation at break of the heat-conductive rubber gasket is reduced.
By comparing example 4 with comparative examples 1 and 2, comparative examples 1 and 4 are different in that graphene and carbon nanotubes are not added to the raw material of the thermal conductive rubber gasket; the difference between the comparative example 2 and the example 4 is that the raw materials of the heat-conducting rubber gasket are not added with graphene, carbon nanotubes and aluminum oxide, and therefore, the addition of graphene, carbon nanotubes and aluminum oxide in the raw materials obviously improves the heat conductivity coefficient and tensile strength of the heat-conducting rubber gasket, and reduces the elongation at break of the heat-conducting rubber gasket, mainly because the graphene, carbon nanotubes, aluminum oxide and methyl vinyl silicone rubber are uniformly mixed, the tensile strength of the heat-conducting rubber gasket is improved, the elongation at break of the heat-conducting rubber gasket is reduced, and the synergistic effect among the graphene, carbon nanotubes and aluminum oxide not only forms a heat-conducting network in the methyl vinyl silicone rubber, but also avoids the agglomeration among the graphene, carbon nanotubes and aluminum oxide, and improves the heat conductivity of the heat-conducting rubber gasket.
By comparing example 4 with comparative example 3 and comparative example 4, comparative example 3 and example 4 are different in that zinc sulfide, barium sulfate are not added to the raw material of the heat conductive rubber gasket; the difference between the comparative example 4 and the example 4 is that calcium carbonate, zinc sulfide, and barium sulfate are not added to the raw material of the heat-conductive rubber gasket, and it can be seen from this that, calcium carbonate, zinc sulfide, and barium sulfate are added to the raw material, which significantly improves the tensile strength of the heat-conductive rubber gasket, and also improves the thermal conductivity of the heat-conductive rubber gasket, and reduces the elongation at break of the heat-conductive rubber gasket, mainly because calcium carbonate, zinc sulfide, barium sulfate, and methyl vinyl silicone rubber are uniformly mixed, and the bonding force between the calcium carbonate, zinc sulfide, barium sulfate, and methyl vinyl silicone rubber is increased, the tensile strength of the heat-conductive rubber gasket is improved, and the elongation at break of the heat-conductive rubber gasket is reduced.
Claims (3)
1. A special supporter for shooting training is characterized in that: the supporting device comprises a supporting body (1), wherein the supporting body (1) is made of rubber materials, the supporting body (1) is in a regular quadrangular frustum pyramid shape, a V-shaped gun supporting groove (11) is formed in the top surface of the supporting body (1), and two ends of the gun supporting groove (11) penetrate through the end surfaces of two ends of the supporting body (1) respectively; the depth of the gun supporting groove (11) is 4-8cm, and the distance between the gun supporting groove (11) and the opening end of the top surface of the support body (1) is 12-16 cm; the length of the top surface of the supporting body (1) is 30-50cm, the width of the supporting body is 15-25cm, the length of the bottom surface of the supporting body (1) is 40-60cm, the width of the bottom surface of the supporting body is 27-37cm, and the distance between the top surface and the bottom surface of the supporting body (1) is 15-25 cm; the gun supporting groove (11) is arranged at the joint of the two side surfaces in a rounding way;
the side surface of the support body (1) along the length direction of the gun supporting groove (11) is provided with a stabilizing groove (12) along the height direction, two ends of the stabilizing groove (12) respectively penetrate through the end surfaces of two ends of the support body (1), and the stabilizing groove (12) is communicated with the gun supporting groove (11); the cross section of the stabilizing groove (12) is U-shaped, the depth of the stabilizing groove (12) at the top surface of the supporting body (1) is 6-8cm, and the distance between the stabilizing groove (12) and the opening end of the side surface of the supporting body (1) is 12-16 cm; a layer of heat-conducting rubber gasket (2) matched with the gun supporting groove (11) is arranged on the inner side surface of the gun supporting groove;
the heat-conducting rubber gasket comprises, by weight, 14-22 parts of methyl vinyl silicone rubber, 2-4 parts of graphene, 1-3 parts of carbon nano tubes, 40-60 parts of aluminum oxide, 7-13 parts of calcium carbonate, 5-9 parts of zinc sulfide, 3-5 parts of barium sulfate, 0.5-5.5 parts of magnesium hydroxide, 0.2-1 part of N-phenylaniline and 0.2-1 part of 2, 5-dimethyl-2.5 di-tert-butyl peroxy hexane;
the heat-conducting rubber gasket is prepared by the following method:
a: uniformly mixing graphene, carbon nano tubes, aluminum oxide, calcium carbonate, zinc sulfide, barium sulfate, magnesium hydroxide, N-phenylaniline and 2, 5-dimethyl-2, 5-di-tert-butyl peroxy hexane to obtain a mixture;
b: dividing the mixture into three parts, namely a mixture a, a mixture b and a mixture c, wherein the weight of the mixture a accounts for 10-20% of the total weight of the mixture, the weight of the mixture b accounts for 60-70% of the total weight of the mixture, and the balance is the mixture c;
c: uniformly mixing the methyl vinyl silicone rubber, then sequentially adding the mixture a, the mixture b and the mixture c, and continuously and uniformly mixing to obtain a semi-finished product;
d: pressurizing and vulcanizing the semi-finished product of the heat-conducting rubber gasket for 10min under the conditions that the temperature is 185 ℃ and the pressure is 10MPa to obtain a primary finished product;
e: and (3) performing heat preservation treatment on the primary finished product for 3 hours at the temperature of 215 ℃ under normal pressure, performing heat preservation treatment for 1 hour at the temperature of 235 ℃ under normal pressure, performing heat preservation treatment for 0.5 hour at the temperature of 245 ℃ under normal pressure, performing heat preservation treatment for 0.2 hour at the temperature of 210 ℃ under normal pressure, and cooling to obtain the heat-conducting rubber gasket.
2. A support special for shooting training according to claim 1, characterized in that: the heat-conducting rubber gasket comprises the following raw materials of 16-20 parts of methyl vinyl silicone rubber, 2.5-3.5 parts of graphene, 1.5-2.5 parts of carbon nano tube, 45-55 parts of aluminum oxide, 9-11 parts of calcium carbonate, 6-8 parts of zinc sulfide, 3.5-4.5 parts of barium sulfate, 1.5-4 parts of magnesium hydroxide, 0.4-0.8 part of N-phenyl aniline and 0.4-0.8 part of 2, 5-dimethyl-2.5 di-tert-butyl peroxy hexane.
3. A support special for shooting training according to claim 1, characterized in that: the heat-conducting rubber gasket comprises the following raw materials of 18 parts of methyl vinyl silicone rubber, 3 parts of graphene, 2 parts of carbon nano tubes, 50 parts of aluminum oxide, 10 parts of calcium carbonate, 7 parts of zinc sulfide, 4 parts of barium sulfate, 3 parts of magnesium hydroxide, 0.6 part of N-phenyl aniline and 0.5 part of 2, 5-dimethyl-2.5 di-tert-butyl peroxy hexane.
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| US9528794B2 (en) * | 2013-07-12 | 2016-12-27 | Colton Gill FRANKLIN | Multi-purpose portable magnetic mounting device |
| US9702653B2 (en) * | 2015-10-09 | 2017-07-11 | Battenfeld Technologies, Inc. | Firearm shooting rest |
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|---|---|---|---|---|
| CN2050582U (en) * | 1989-03-24 | 1990-01-03 | 福州大学 | Supporting rack for the aiming of refle |
| US5333829A (en) * | 1992-08-06 | 1994-08-02 | Millett Industries | Holder for pistols, rifles, cameras and the like |
| CN201221915Y (en) * | 2008-06-03 | 2009-04-15 | 中国人民解放军第三军医大学 | Rifle horizontal position shooting elevation type support |
| CN202267406U (en) * | 2011-08-02 | 2012-06-06 | 佛山市南海祥旺光学电子制品有限公司 | Firearms fixing device |
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