1. An automatic loading device of an electromagnetic gun is characterized by comprising a driving mechanism, a transmission mechanism, a bullet taking mechanism and a bullet pushing mechanism, wherein the driving mechanism is in power connection with the transmission mechanism; the bullet taking mechanism comprises a bullet taking structure and an intermittent rotating structure, the intermittent rotating structure is respectively connected with the bullet taking structure and the transmission mechanism, the transmission mechanism drives the bullet taking structure to rotate intermittently under the action of the intermittent rotating structure and conveys bullets to a pushing position in a rotating period, and the bullet pushing mechanism pushes the bullets at the pushing position to a launching mechanism for launching.

2. The automatic loading device of an electromagnetic gun according to claim 1, wherein the bullet pushing mechanism comprises a push rod, a strip-shaped limiting hole is formed in the tail end of the push rod, a bullet pushing head is arranged at the head end of the push rod, and the bullet pushing head is made of a high-temperature-resistant, rigid and insulating non-metallic material.

3. The automatic loading device for an electromagnetic gun according to claim 2, wherein the bullet-pushing head is made of G10.

4. The automatic loading device for electromagnetic guns as in claim 1 wherein, said transmission mechanism comprises a gear transmission set and a crank disk, said crank disk is connected with said gear transmission set, and is mounted in said spacing hole through a pin shaft on said crank disk to connect said crank disk with the tail end of said push rod, said driving mechanism drives said gear transmission set and said crank disk to rotate, and the rotation of said driving mechanism driving said gear transmission set and said crank disk is converted into the back-and-forth reciprocating motion of said push rod under the cooperation of said crank disk and said push rod.

5. The automatic loading device of an electromagnetic gun according to claim 1, wherein an arc-shaped guide rail for guiding and positioning the bullet is further provided on the outer side of the bullet taking mechanism.

6. The automatic loading device of an electromagnetic gun according to claim 1, wherein the bullet taking structure comprises a first bullet taking wheel, a second bullet taking wheel and a bullet poking wheel, a plurality of bullet placing grooves arranged at intervals are formed in the circumferential direction of the bullet poking wheel, a plurality of hooks arranged at intervals are formed in the circumferential direction of the first bullet taking wheel and the second bullet taking wheel, and the first bullet taking wheel, the bullet poking wheel and the second bullet taking wheel are sequentially arranged along the axial direction and are fixedly connected into a whole.

7. The automatic loading device for an electromagnetic gun according to claim 1, wherein said intermittent rotary structure comprises a rotary wheel and a sleeve, said rotary wheel is provided with a plurality of strip-shaped grooves extending along the axis and wave-shaped grooves extending along the circumferential direction at intervals in the circumferential direction, said sleeve is provided with a plurality of protrusions at intervals in the circumferential direction, said rotary wheel is sleeved in said sleeve, and said intermittent rotary structure is intermittently rotated by the cooperation of the protrusions and the grooves.

8. The automatic loading apparatus for an electromagnetic gun according to claim 1, wherein said bullet taking mechanism is erected at a first position by a first support, said intermittent rotation mechanism and said bullet pushing mechanism are erected at a second position by a second support, and said transmission mechanism and said drive mechanism are erected at a third position by a third support, and said first position, said second position and said third position are arranged in order of driving.

9. The automatic electromagnetic gun loading device according to claim 1, wherein a partition is further provided between the automatic electromagnetic gun loading device and the electromagnetic gun launching device.

10. The automatic loading apparatus for an electromagnetic gun according to claim 1, wherein said drive mechanism is a servo motor.

Background

The automatic ammunition loading technology is always a hotspot of weapon research and development of all countries in the world, is an extremely important technology related to the operational performance of the automatic weapon, and directly influences the maximum firing rate and the target hitting precision of the automatic weapon. At present, as gunpowder weapons are developed more and more mature, the effective utilization rate of explosive energy of gunpowder basically reaches the bottleneck, if the firing speed of ammunition is improved, the mass of the gunpowder needs to be increased, the ammunition needs to be made larger, and the limitation of the explosive energy of the gunpowder is gradually exposed. Compared with the prior art, the electromagnetic gun gradually enters the visual field of people due to the advantages of high emission energy, controllable emission process, high safety and the like, becomes a new bright point of modern weapons, is the most important part in the research of weapons in all countries in the world at present, and is an important direction for the research and development of weapons with ultrahigh emission speed and ultrahigh precision in the future battlefield, so that the electromagnetic gun has extremely high development and utilization values.

The automatic loading mechanism is a core component mechanism of an automatic weapon and is the key for ensuring the continuous automatic high-frequency emission of the weapon. However, the existing automatic loading mechanism is developed based on the firing principle of gunpowder weapons, and the automatic loading mechanism of electromagnetic gun weapons is still blank. The traditional gunpowder weapon automatic loading structure is very compact and mainly generates driving force based on high-pressure gas generated by gunpowder explosion to complete automatic loading. However, in the electromagnetic gun, due to the existence of various physical fields such as various electric fields, magnetic fields and the like, various structures are too compact to cause the magnetization of local parts, which can cause the interference of the emission process; because the bullet of the electromagnetic gun does not carry any gunpowder, the automatic loading mechanism cannot utilize high-pressure gas to generate driving force to realize high-frequency emission; the electromagnetic emission process is often accompanied with the injection of high-temperature molten metal, so that the automatic filling operation environment is polluted; electromagnetic emission is based on the electromagnetic force acceleration principle, and the use of high voltage and large current is involved in the process, so that the automatic filling mechanism needs to have good insulativity, and electric shock accidents are avoided during manual operation; the high temperature generated in the continuous electromagnetic emission process requires strict control of the emission frequency, the thermal damage of the weapon system can be caused when the frequency is too high, and the low efficiency of the weapon system can be caused when the frequency is too low, so that the excellent combat performance can not be achieved.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide an automatic filling device of an electromagnetic gun, which can solve the problems of pollution resistance, insulation safety and operation reliability in the automatic filling process of the electromagnetic gun.

In order to achieve the purpose, the automatic loading device of the electromagnetic gun comprises a driving mechanism, a transmission mechanism, a bullet taking mechanism and a bullet pushing mechanism, wherein the driving mechanism is in power connection with the transmission mechanism; the bullet taking mechanism comprises a bullet taking structure and an intermittent rotating structure, the intermittent rotating structure is respectively connected with the bullet taking structure and the transmission mechanism, the transmission mechanism drives the bullet taking structure to rotate intermittently under the action of the intermittent rotating structure and conveys bullets to a pushing position in a rotating period, and the bullet pushing mechanism pushes the bullets at the pushing position to a launching mechanism for launching.

Further, the bullet pushing mechanism comprises a push rod, a strip-shaped limiting hole is formed in the tail end of the push rod, a bullet pushing head is arranged at the head end of the push rod, and the bullet pushing head is made of high-temperature-resistant, rigid and insulating non-metal materials.

Furthermore, the material of the bullet pushing head is G10.

Further, drive mechanism includes gear drive group and crank disc, the crank disc with gear drive group link, through round pin axle on the crank disc is installed in order to incite somebody to action in the spacing hole the crank disc with the end connection of push rod, actuating mechanism drives gear drive group with the crank disc rotates the crank disc with under the cooperation of push rod will actuating mechanism drive gear drive group with the rotation of crank disc turns into push rod reciprocating motion back and forth.

Furthermore, the outer side of the bullet taking mechanism is also provided with an arc-shaped guide rail for guiding and positioning the bullets.

Further, get bullet structure and include that the first bullet wheel of getting, the second is got the bullet wheel and is dialled the bullet wheel, the circumference of dialling the bullet wheel is provided with the bullet groove of putting that a plurality of intervals set up, the first bullet wheel of getting with the circumference that the second got the bullet wheel is provided with the hook that a plurality of intervals set up, the first bullet wheel of getting, dial the bullet wheel with the second is got the bullet wheel and is arranged in proper order and link firmly as an organic whole along the axis direction.

Further, intermittent type rotating-structure includes runner and sleeve, the interval is provided with a plurality of bar recesses that extend along the axis and the wave recess that extends along circumference in the circumference of runner, the interval is provided with a plurality of archs in the circumference upwards in the sleeve, the runner suit is in the sleeve to make under the cooperation of arch and recess intermittent type rotating-structure is intermittent type and rotates.

Furthermore, the bullet taking structure is erected at a first position through a first support, the intermittent rotation structure and the bullet pushing mechanism are erected at a second position through a second support, the transmission mechanism and the driving mechanism are erected at a third position through a third support, and the first position, the second position and the third position are sequentially arranged according to a driving sequence.

Furthermore, a partition plate is arranged between the automatic electromagnetic gun filling device and the electromagnetic gun launching device.

Further, the driving mechanism is a servo motor.

The invention can realize the automatic and reliable loading of the electromagnetic gun bullet under the matching of the driving mechanism, the transmission mechanism, the bullet taking mechanism and the bullet pushing mechanism, and is suitable for the loading requirement of the gunpowder-free electromagnetic gun bullet. In addition, the loading frequency of the bullet can be controlled under the matching of the intermittent rotating structure and the driving mechanism, so that the heat damage of the electromagnetic emission mechanism caused by overhigh frequency is avoided, and the normal emission of the electromagnetic gun is further influenced.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of an automatic loading apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a driving mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a transmission mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a pushing mechanism according to an embodiment of the invention;

fig. 5 is a schematic structural view of an installation manner of the ejector mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a bullet taking mechanism according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a bullet fetching wheel in the bullet fetching structure according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a bullet poking wheel in the bullet picking structure according to an embodiment of the present invention;

FIG. 9 is a schematic view of a rotating wheel in an intermittent rotation structure according to an embodiment of the present invention;

FIG. 10 is a schematic view of a sleeve in an intermittent rotation configuration in accordance with one embodiment of the present invention;

FIG. 11 is a schematic structural view of an arcuate rail according to an embodiment of the present invention;

FIG. 12 is a graph of the fill time distribution for the automatic filling apparatus of the present invention.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.

In the description of the embodiments of the present invention, it should be noted that the term "connected" is to be understood broadly, and may be, for example, fixed, detachable, or integrally connected, and may be mechanically or electrically connected, and may be directly or indirectly connected through an intermediate medium, unless otherwise specifically stated or limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "top," "bottom," "above … …," "below," and "above … …," "left-right direction," "up-down direction" as used throughout the description are relative positions with respect to components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are multifunctional, regardless of their orientation in space.

The terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying a number of the indicated technical features. Thus, a defined feature of "first", "second", may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, the automatic loading device of the electromagnetic gun of the invention comprises a driving mechanism 1, a transmission mechanism 2, a bullet taking mechanism 3 and a bullet pushing mechanism 4, wherein the driving mechanism 1 is in power connection with the transmission mechanism 2, the transmission mechanism 2 is connected with the bullet taking mechanism 3 and the bullet pushing mechanism 4, and the driving mechanism 1 drives the bullet taking mechanism 3 to take bullet actions and the bullet pushing mechanism 4 to push bullet actions through the transmission of the transmission mechanism 2; wherein, get bullet mechanism 3 including getting bullet structure 31 and intermittent type rotating-structure 32, intermittent type rotating-structure 32 respectively with get bullet structure 31 with drive mechanism 2 is connected, drive mechanism 2 passes through drive under the effect of intermittent type rotating-structure 32 get bullet structure 31 intermittent type and rotate and deliver the bullet to propelling movement position 10 in the rotation cycle, propelling movement mechanism 4 will the bullet propelling movement of propelling movement position is to the firing mechanism transmission. The intermittent rotation structure 32 can be driven by the transmission mechanism 2 to rotate in a rotation period, so as to drive the bullet taking structure 31 to rotate therewith, thereby realizing bullet taking operation. The bullet taking structure 31 rotates to strip the bullet from the bullet chain and fall into the bullet taking structure 31, and the bullet taking structure 31 rotates to the pushing position. The intermittent rotation structure 32 can not be driven by the transmission mechanism 2 to rotate in the non-rotation period, and the bullet taking structure 31 can not rotate under no power at the stage, so that the filling action is stopped. The interval time of the rotation period and the non-rotation period can be controlled by the driving mechanism 1, and the loading frequency of the bullet can be controlled by the cooperation of the intermittent rotation structure and the driving mechanism, so that the thermal damage of the electromagnetic emission mechanism caused by overhigh frequency is avoided, and the normal emission of the electromagnetic gun is further influenced.

As shown in fig. 2 and 3, the driving mechanism 1 may adopt a servo motor, a rotating shaft of the servo motor is in power connection with the transmission mechanism 2, and the transmission mechanism 2 is driven to act through the rotation of the rotating shaft of the servo motor. Drive mechanism 2 includes gear drive group and crank disc 21, and gear drive group includes action wheel 22 and follows driving wheel 23, and servo motor's pivot is passed through key 11 and is connected with action wheel 22, and action wheel 22 is connected with the meshing from driving wheel 23, carries out circumference fixedly from driving wheel 23 through the pivot on fixed key and the crank disc 21, and its axial fixity can adopt multiple modes such as axle head retaining ring, clamping nut to fix. The servo motor rotates to drive the driving wheel 22, the driven wheel 23 and the crank disk 21 to rotate. The servo motor is used for providing source power for the operation of the filling mechanism, and can accurately control the output rotating speed and torque of the motor by using related algorithms such as traditional PID, active disturbance rejection, model prediction and the like, so that the filling emission frequency of the filling mechanism can be accurately controlled. Therefore, the driving mechanism and the transmission mechanism are matched, so that the power driving problem and the accurate control problem of the emission frequency of the electromagnetic gun under the power of the non-gunpowder gas can be effectively solved. It should be noted that the transmission manner between the transmission mechanism and the driving mechanism is not limited to the use of gear transmission, and the transmission may also be directly connected through a coupling and a rotating shaft, and the present invention is not limited thereto.

As shown in fig. 4 and 5, the bullet pushing mechanism 4 includes a push rod 41, a strip-shaped limiting hole 43 is disposed at a tail end of the push rod 41, a bullet pushing head 42 is disposed at a head end of the push rod 41, and the bullet pushing head 42 is made of a high temperature resistant, rigid, and insulating non-metallic material, and may be, for example, G10. The bullet pushing mechanism is supported by the support 6, two guide holes are formed in the front and back directions of the support 6, and the push rod 41 penetrates through the two guide holes and is guaranteed to move in a translation mode all the time under the guiding effect of the guide holes. The main function of the bullet pushing mechanism 4 is to push the bullet sliding to the pushing position to the electromagnetic launching mechanism at the rear end, so as to complete the final loading operation. The bullet pushing head 42 is made of high-temperature-resistant, rigid and insulating non-metal materials, so that no current voltage is transmitted to the filling mechanism all the time in the filling process, and the bullet pushing head has good insulating and voltage-resistant performance and avoids interference on electromagnetic emission. The crank disc 21 is connected with the gear transmission group, the pin shaft 211 on the crank disc 21 is arranged in the limiting hole 43 of the push rod 41, the crank disc 21 rotates, and then the push rod 41 can be driven to move in a front-back translation mode. Therefore, under the cooperation of the crank disk 21 and the push rod 41, the rotation motion of the driving mechanism 1 driving the gear transmission set and the crank disk 21 is converted into the back-and-forth reciprocating motion of the push rod 41, and further, the driving force can be applied to the bullet pushing mechanism and the bullet fetching mechanism. In order to reduce friction, a rotating shaft can be arranged between the gear transmission set and the crank disk, and one end of the rotating shaft is fixed by an end cover 81 to prevent the rotating shaft from falling off.

As shown in fig. 6, the bullet taking mechanism 3 includes a bullet taking structure 31 and an intermittent rotation structure 32, the bullet taking structure 31 is close to the electromagnetic launching mechanism, and the intermittent rotation structure 32 is close to the transmission mechanism 2. The intermittent rotation structure 32 mainly functions to convert the driving force of the transmission mechanism 2 into a rotational force to be output in a rotation period so as to drive the bullet taking structure 31 to rotate, and convert the driving force of the transmission mechanism 2 into a self translational motion in a non-rotation period. The main function of the bullet taking structure 31 is to peel the bullets on the bullet chain and convey the bullets to the pushing position below through the rotation of the bullet taking structure 31, so that the subsequent pushing mechanism can perform bullet pushing operation.

As shown in fig. 7 and 8, the bullet stripping and delivering functions of the bullet taking structure 31 are realized by means of the structure thereof. Get bullet structure 31 and get bullet wheel 313 and dial bullet wheel 312 including first bullet wheel 311, the second of getting, it is provided with the bullet groove of putting that a plurality of intervals set up to dial the circumference of bullet wheel 312, first get bullet wheel 311 with the second is got the same circumference of structure of bullet wheel 313 and is provided with the claw that a plurality of intervals set up, first get bullet wheel 311 dial bullet wheel 312 with the second is got bullet wheel 313 and is arranged in proper order and link firmly as an organic whole along the axis direction. When the first bullet taking wheel 311, the bullet poking wheel 312 and the second bullet taking wheel 313 rotate together, the bullets on the bullet chain are peeled off through the hooks on the first bullet taking wheel and the second bullet taking wheel, the taken bullets can be contained in the bullet containing grooves of the bullet poking wheel 312, and the bullets can be conveyed to a pushing position along with the rotation of the bullet taking structure. In order to prevent the bullets from falling off in the conveying process, the outer side of the bullet taking structure 3 may be provided with arc-shaped guide rails 33 and 34 for guiding and positioning the bullets, and the arc-shaped guide rails 33 and 34 may be respectively arranged corresponding to the first bullet taking wheel 311 and the second bullet taking wheel 313, so that the bullets can rapidly slide down to the pushing position along the arc-shaped guide rails 33 and 34, and the structure of the arc-shaped guide rails is shown in fig. 11.

As shown in fig. 9 and 10, the intermittent rotary structure 32 can be rotated or not rotated by the transmission mechanism by its own structure. The intermittent rotation structure 32 comprises a rotating wheel 321 and a sleeve 322, the rotating wheel 321 is provided with a rotating wheel rod and a rotating wheel body, and the rotating wheel rod passes through central holes of the first bullet taking wheel 311, the second bullet taking wheel 313 and the bullet poking wheel 312 and is fixed, and is mainly used as a rotating shaft of the intermittent rotation structure. A plurality of strip grooves 3211 extending along the axis and wavy grooves 3212 extending along the circumferential direction are circumferentially arranged on the runner hub at intervals. The sleeve 322 is provided with a sleeve rod and a sleeve body, the sleeve rod is fixedly connected with the push rod 41 and can reciprocate back and forth along with the push rod 41, and a plurality of protrusions 3221 are arranged on the inner circumference of the sleeve body at intervals. The rotating wheel 321 is sleeved in the sleeve 322, and the intermittent rotation structure 32 intermittently rotates under the cooperation of the protrusion 3221 and the grooves 3211 and 3212. Specifically, in the initial position, the protrusion 3221 is located in the wavy groove 3212, the push rod 41 pushes the sleeve rod driving the sleeve 322 forward to move, the protrusion 3221 converts the forward translational movement of the sleeve 322 into the rotation of the rotating wheel 321 under the limitation of the wavy groove 3212, the rotating wheel rod of the rotating wheel 321 drives the bullet taking structure 31 to rotate together, the period is defined as the rotation period of the intermittent rotation structure, and the bullet taking structure 31 can rotate under the driving of the intermittent rotation structure 32 in the rotation period. With the forward movement of the sleeve 322, the protrusions 3221 enter the strip-shaped grooves 3211 from the wavy grooves 3212, and are limited by the strip-shaped grooves 3211, at this time, the rotating wheel 321 does not rotate any more, which is defined as a non-rotation period of the intermittent rotation structure, and the elastic structure 31 cannot rotate in the non-rotation period. The push rod 41 is driven by the crank disk to move backwards, the sleeve 322 moves backwards along with the push rod, after the protrusion 3221 returns to the wavy groove 3212 from the strip-shaped groove 3211, the rotating wheel 321 can drive the bullet taking structure 31 to rotate together, and the rotating period and the non-rotating period are repeated all the time, so that the intermittent rotating function of the mechanism is realized, and the bullet loading frequency is further controlled. The filling time distribution can be seen in fig. 12.

Optionally, the bullet taking structure 31 is erected at a first position through a first support 5, the intermittent rotation structure 32 and the bullet pushing mechanism 4 are erected at a second position through a second support 6, the transmission mechanism 2 and the driving mechanism 1 are erected at a third position through a third support 7, and the first position, the second position and the third position are sequentially arranged according to a driving sequence. By separately erecting the mechanisms in sequence, not only can the interference among the working procedures be ensured, but also the mechanisms can be provided with spacing spaces, the magnetization of local parts is prevented, and the interference to the electromagnetic emission process is avoided. The second bracket 6 is fixedly arranged on the base plate 61 and is firmly fixed, so that the reliable operation of the mechanism can be ensured in the process of loading and launching.

Optionally, a partition plate 8 is further disposed between the automatic electromagnetic gun filling device and the electromagnetic gun launching device. The automatic loading process and the launching process are separated by the partition plate 8, and the automatic loading operation environment pollution caused by the injection of high-temperature melting metal in the electromagnetic launching process can be avoided.

In conclusion, the invention can effectively solve the power driving problem of the electromagnetic gun under the power of the non-gunpowder gas under the coordination of the driving mechanism, the transmission mechanism, the bullet taking mechanism and the bullet pushing mechanism, and controls the loading and launching frequency under the coordination of the driving mechanism and the intermittent rotation structure, thereby solving the control problem of the automatic loading and launching frequency of the electromagnetic gun.

The automatic filling mechanism provided by the invention has the advantages of simple transmission structure, relatively dispersed arrangement of parts and high fault tolerance rate. When the environment of the automatic loading mechanism is polluted due to the injection of high-temperature molten metal in the electromagnetic emission process, the automatic loading mechanism has more pollution resistance due to the advantages of abundant operation space and simple transmission, and is more suitable for electromagnetic weapons such as an electromagnetic gun and the like.

The bullet pushing head is made of a non-metal material G10 which is high temperature resistant, rigid and good in insulating property, and no current voltage can be transmitted to a filling mechanism all the time in the filling process, so that the bullet pushing head has good insulating and voltage-resisting performance.

The automatic loading mechanism provided by the invention is fixed on the corresponding substrate, is firmly fixed, and can ensure the reliable operation of the mechanism in the loading and launching process.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.