CN111043917B - Explosive network networking explosive charging tube shell closing tool - Google Patents
Explosive network networking explosive charging tube shell closing tool Download PDFInfo
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- CN111043917B CN111043917B CN201911301499.9A CN201911301499A CN111043917B CN 111043917 B CN111043917 B CN 111043917B CN 201911301499 A CN201911301499 A CN 201911301499A CN 111043917 B CN111043917 B CN 111043917B
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- jaw
- groove
- tube shell
- shell
- closing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B33/00—Manufacture of ammunition; Dismantling of ammunition; Apparatus therefor
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- General Engineering & Computer Science (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The invention discloses a charge two-way closing-in tool which is suitable for the connection closing-in of explosive network booster charges in ammunition and battle parts. The closing tool is of a pincer-shaped structure, an upper pincer handle and a lower pincer handle are hinged together through a pin and can rotate around the pin, the axial width of a jaw is larger than the axial height of a powder charging tube shell, a groove is arranged at the position, close to a pincer head, of the jaw, the central axis of the groove is parallel to the axis of the pin, the shape and the size of the groove are matched with the shape and the size of the powder charging tube shell, holes are formed in the centers of two end faces of the jaw groove and are in arc transitional connection with side column faces, the upper jaw and the lower jaw are symmetrical and half, and acting force is applied to the powder charging tube shell by the arc part between the end face of the jaw groove and the side column faces to cause two ends of the tube shell to be folded and folded towards the center, so that closing charging is realized. The invention solves the problem that the connection closing of the charging tube shell in the explosion network is limited by the surrounding charging structure and the two-way simultaneous closing is difficult to complete, reduces the operation procedures, improves the efficiency, and has simple structure principle and reliable action.
Description
Technical Field
The invention belongs to the technical field of ammunition, and mainly relates to an ammunition explosive network charging closing-in tool, in particular to a two-way closing-in tool for an explosion-propagating explosive charging pipe shell.
Background
Various combat platforms continuously enhance the protection performance, and promote the continuous development of ammunition and destruction technology. The method has the advantages that the maximum efficiency of warhead explosive loading is exerted, the efficient damage of a warhead to a target is realized, the detonation process of the warhead explosive loading needs to be accurately controlled, the explosive network is an effective means for realizing explosive loading detonation control, the explosive network formed by connecting flexible detonating cords is called a flexible cord explosive network for short, and the method has the advantages of reliable performance and easiness in maintenance and is widely applied. The high-performance flexible cable explosion network has the characteristics of compact and light structure and small duty ratio. The process of connecting the detonating cord with the network through the shell charge is a key process in the processing and manufacturing of the explosion network, the reliability of the connection directly influences the reliability of the action of the explosion network, and meanwhile, the connection operation condition is complex, various explosion-propagating parts are densely distributed around the explosion-propagating parts, and the tool or the tool with complex structure and larger volume is difficult to use.
The explosive charge is connected with the pipe shell by generally adopting a cylindrical pipe shell, wherein a cylindrical booster charge column is arranged in the cylindrical pipe shell, two ends of the pipe shell are plug structural components with flexible detonating cords, the plug structural components are folded towards the center by bending edges at two ends of the pipe shell to restrain plug structures at two ends, the explosive charge of the detonating cords is ensured to be in close contact with the booster charge column, the detonation is reliably propagated, and the input-output conversion of detonation waves is realized. The special mould that the cartridge charge tube closed up used under the normal conditions because receive the operating mode restriction can't operate, uses instrument such as diagonal cutting pliers to close up, has following defect: (1) the closing-in efficiency is low, one side is closed, and then the other side is closed; (2) the closing reliability is poor, because the simultaneous closing of the two sides cannot be realized, when the closing of one side is finished, the axial positioning of the detonating cord and the plug cannot be restricted, so that the detonating cord and the detonating cord can axially move, and the reliable contact of the detonating cord and the detonating cord is difficult to ensure; (3) the holding operation of the diagonal pliers causes the deformation of the outer surface of the pipe shell and the generation of irregular scratches, which affect the appearance of the product.
Disclosure of Invention
The invention aims to solve the problem of efficient, reliable and simultaneous closing of plugs at the input end and the output end of a booster charge tube shell, and provides a closing tool for explosive network networking charge tube shells, wherein the two ends of the booster charge tube shell are closed simultaneously, the structure is simple, the working efficiency is high, and the booster charge structure manufactured by the tool has reliable effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
an explosive network networking explosive charge tube shell closing tool is of a pincerlike structure, two rod-shaped parts are hinged together through a pin, the two rod-shaped parts can rotate around the pin and are bounded by the pin, one end of each rod-shaped part is used for clamping the explosive charge tube shell and is called a jaw, the other end of each rod-shaped part is used for personnel operation and is called a jaw handle, the pin is close to the end of the jaw, a groove is arranged in the jaw, the outline of the groove is matched with the outline size of the explosive charge tube shell, the axis of the groove is positioned on the occlusal surface of the jaw and is parallel to the axis of the pin, two end surfaces of the groove are provided with holes and used as an explosive fuse channel, smooth circular arc transition surfaces are arranged between two end surfaces of the groove and the side cylindrical surface of the groove, acting force is applied to the explosive charge tube shell through the circular arc transition surfaces, so that the two ends of the explosive charge tube shell are subjected to plastic deformation along the circular arc transition surfaces and are bent and gathered to the end surface center of the explosive charge tube shell, the closing of the powder charge is realized.
Furthermore, the radius R of the arc transition is more than or equal to 2.5a and less than or equal to 3.5a, and a is the thickness of the explosive charging shell.
Further, the axial width of the jaw is larger than the axial height of the powder charging pipe shell.
Furthermore, the closing tool is machined by tool steel.
Compared with the prior art, the overall technical advantages and effects of the invention are reflected in the following aspects.
The invention (I) forms a pincer-shaped structure by a pincer handle, a hinge pin and a jaw, and provides an external load for plastic deformation generated by the turnover of a tube shell in the closing operation through the lever principle. The jaw position is designed with a groove similar to a closing-in die, the die opening mode is that two radial jaws are opened and closed, and the loading of the clamp handle accords with the principle of ergonomics. The jaw is opened and the tube shell and the plug to be closed are installed, the jaw is closed, the two ends of the tube shell are folded towards the center of the end face, meanwhile, the tube shell is bidirectionally tightened along the geometric center line of the tube shell towards the center, the tube shell is closed at the two ends in one operation, and the work efficiency is high.
Secondly, opening the jaw, positioning the groove to restrain the axial movement of the explosive charging pipe shell, limiting by a fillet at the joint of the end face and the side face, and forming a gap between the outer side face of the explosive charging pipe shell and the side face of the groove; the jaw is closed, the powder charging pipe shell is extruded in the groove to generate radial movement and deformation, the gap between the outer side surface of the powder charging pipe shell and the side surface of the groove is reduced until the powder charging pipe shell and the groove are contacted, the deformation range and the deformation position of the side surface of the pipe shell are restrained, and the bending deformation of the pipe shell only occurs at the two ports. The forcipated loading and the groove positioning accord with the mechanical principle of plastic deformation of materials, the device is suitable for observing and sensing the deformation degree of the pipe shell in a loop by people, the loading strength and speed are controlled by the forceps handle, and the explosive surface at the head part of the detonating cord on the plugs at the two ends is tightly attached to the two end surfaces of the booster charge column. And the explosion propagation reliability is high.
And thirdly, the pincerlike loading and the radial opening and closing die (groove) are combined together, the powder charging tube shell to be closed, the booster charge column and the plug with two ends connected with the detonating cord are preassembled and placed in the groove of the jaw, the closing and fixing position is completed at one time through the closing and loading of the jaw, the powder charging tube shell deforms smoothly, and the appearance is smooth.
Drawings
FIG. 1 is a schematic structural component view of a special tool for closing up a networked explosive charging cartridge in an explosion-propagation network;
fig. 2 is an operational and use schematic diagram of the tool special for closing up the networked explosive charging tube shell of the booster network.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be noted that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The two-way closing-in device of the booster charge cartridge has the function principle that radial acting force is applied to two ends of the cartridge by using the occlusal force of the pincerlike tool, so that the two ends of the cartridge are subjected to plastic deformation and are bent and deformed towards the center of the end face, and plugs at the two ends are extruded to move and tighten towards the booster charge column along the axial direction.
The invention provides a special tool for closing up explosive network networking explosive charging tube shells, which has a basic structure of a pincer shape, wherein two rod-shaped parts are hinged together by pins and can rotate around the pins, the pins are used as boundaries, one end of each rod-shaped part is used for clamping the explosive charging tube shells and is called a jaw, and the other end of each rod-shaped part is used for personnel operation and is called a pincer handle, specifically: the upper jaw and the lower jaw handle are arranged on the same rod-type component, the lower jaw and the upper jaw handle are arranged on the same rod-type component, a round hole is arranged in the middle of the jaw and the jaw handle, and a cylindrical pin is arranged in the round hole to hinge the two jaw handles together. The semi-cylindrical grooves with symmetrical structures of the upper jaw and the lower jaw are matched with the shape and size of the booster charge tube shell and used for restraining the booster charge tube shell, the axis of each groove is positioned on the occlusal surface of the jaws and is parallel to the axis of the pin, holes are formed in the two end surfaces of each groove and are used as detonating cord channels, a fillet smooth structure with a certain radius is arranged at the connecting part of the end surface of each jaw groove and the side surface of the cylinder, an operator applies acting force through a clamp handle, the hinge pin is used as a fulcrum, the occlusal force of the jaws is increased by utilizing the lever principle, and the two ends of the booster charge tube shell are bent, gathered and tightened along the fillet under the action of the occlusal force of the jaws. The specific structure of the closing tool for explosive network networking explosive charging tube shell of the invention is explained in detail by the specific embodiment.
Example 1
The invention provides a special tool for bidirectional closing-up of explosive network networking explosive charging pipe shell, which has a structure shown in figure 1, wherein a cylindrical hole is formed in the middle of each rod-type component, a cylindrical hinge pin 2 penetrates into the cylindrical hole to hinge the two rod-type components together, and the two rod-type components can rotate around the cylindrical hinge pin 2. The hinge position of the hinge pin 2 is used as a boundary, one end of the hinge pin is used for clamping an object and is called a jaw 1, and the other end of the hinge pin is used for manual operation and is called a clamp handle 3. The closing-in tool is processed by tool steel, a cylindrical groove is arranged at the position of the jaw 1 and a distance L4 from the end part, the axis of the groove is positioned on the occlusal surface of the jaw and is parallel to the axis of the hinge pin 2, the groove takes the occlusal surface of the jaw as a symmetrical surface, and the upper jaw and the lower jaw are respectively half. Meanwhile, in the width direction of the jaw, the grooves are symmetrical left and right by taking the central plane of the jaw as a median plane.
In this embodiment, the distance L4 between the axis of the groove and the end of the jaw is 5.9mm, the contour of the groove is consistent with the external dimension of the cartridge case, the cartridge case in this embodiment is a cylindrical aluminum case, the outer diameter is d, the length is L1, the outer diameter d is 5.8mm in this embodiment, the length L1 of the aluminum case before pressing is 10.5mm, the thickness a of the cartridge case is 0.5mm, the length of the aluminum case after pressing is L2, and the width of the jaw is L3. The groove at the position of the jaw is shown in figure 2, and the charge cartridge formed by closing up is clamped in the groove. In this embodiment, the maximum diameter d of the groove is 5.8mm, the length L1 of the groove is 10.5mm, smooth arc transitions exist between the two end surfaces of the cylindrical groove and the cylindrical side surface, and the arc radius R is 1.25 mm. The two end faces of the groove are provided with circular openings for connecting the explosion wire 6 with the plug. Before closing up operation, the booster charge column is arranged in a cylindrical charge tube shell, two ends of the cylindrical charge tube shell are respectively arranged in plug detonating cord structures to be connected in a network, then a charge tube shell 5 is arranged in a groove 4 of a lower jaw, the jaws are slowly closed through a forceps handle to apply an occlusal force, so that two ends of the charge tube shell are plastically deformed along an arc and are folded towards the center of the end surface, meanwhile, plugs at two ends move slightly towards the center of the charge tube shell along an axis, the end parts of the detonating cord connected on the plugs at two ends and two end surfaces of the cylindrical booster charge column in the charge tube shell are tightly attached to form a whole and reliably connected, and a reliable booster function is realized.
Example 2
As described in embodiment 1, the present invention is an explosive network networking explosive charging tube shell closing tool, which adopts a pincer-shaped structure, wherein two rod-shaped components are hinged together through a pin in the middle, the relative motion of the two rod-shaped components is constrained to rotate around a cylindrical pin, one end of the pin clamps a tube shell and a plug to be closed, the other end of the pin is a manually operated clamp handle, the angle between two rod pieces forming the tool, namely the opening angle of a clamp jaw, can be changed by operating the clamp handle, the opening of the clamp jaw can place the tube shell component to be closed into the clamp jaw, the clamp jaw is closed, and the lever principle can be used to apply extrusion force perpendicular to the surface of the clamp jaw to the tube shell.
In order to position the pipe shell and ensure that the pipe shell is only partially bent and deformed at the two ends to cause the fastening relation between the plugs at the two ends and the pipe shell, a cylindrical groove is processed at the position of the jaw, the axis of the cylindrical groove is parallel to the axis of the cylindrical pin and is positioned on the occlusal surface of the jaw, under the condition of ensuring the strength of the jaw, the cylindrical groove is close to the end part of the jaw as much as possible, and the damage to surrounding explosion propagation components in operation is avoided. The contour dimension of the groove depends on the size of the pipe shell, the length of the groove is slightly larger than or equal to the length of the pipe shell under the general condition, the diameter of the groove is approximately equal to the diameter of the pipe shell, the maximum value of the groove and the pipe shell is limited by the opening angle of the jaw, so that the groove can be placed into the jaw, and the two ends of the groove are provided with circular holes smaller than the diameter of the pipe shell and used as detonating cord passages connected with the plugs. There is fillet transition between the side cylinder of keeping silent the recess and the both ends face, and the size of fillet is relevant with the tube wall thickness. In the embodiment, the tube shell is a cylindrical aluminum shell, the outer diameter d is 8mm, the length L1 is 16.5mm, and the thickness a of the tube shell is 0.8 mm. The groove at the position of the jaw is shown in figure 2, and the charge cartridge formed by closing up is clamped in the groove. In this embodiment, the maximum diameter d of the groove is 8mm, the length L1 of the groove is 16.7mm, smooth arc transitions exist between the two end surfaces of the cylindrical groove and the cylindrical side surface, and the arc radius R is 2.8 mm. The pipe shell edge is bent and fastened with the plugs at the two ends, and meanwhile, the plugs at the two ends move towards the center direction along the axis, so that the end face of the detonating cord is tightly attached to the end face of the booster charge column, and the booster function is realized.
The above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (2)
1. An explosive network networking charging tube shell closing tool is characterized in that: the closing tool for the powder charging tube shell is of a pincerlike structure, two rod-shaped parts are hinged together through a pin, the two rod-shaped parts can rotate around the pin, the pin is used as a boundary, one end of each rod-shaped part is used for clamping the powder charging tube shell and is called a jaw, the other end of each rod-shaped part is used for personnel operation and is called a jaw handle, the pin is close to the jaw end, the axial width of the jaw is larger than the axial height of the powder charging tube shell, a groove is formed in the jaw, the upper part and the lower part of each jaw are respectively matched with the outline dimension of the powder charging tube shell, and the axis of the groove is positioned on the occlusal surface of the jaw and is parallel to the axis of the pin; two end faces of the groove are provided with holes to be used as an explosion fuse channel; a smooth arc transition surface is arranged between two end surfaces of the groove and the side cylindrical surface of the groove, the radius of the arc transition is more than or equal to 2.5a and less than or equal to 3.5a, and a is the thickness of the charging pipe shell;
Before closing up operation, the booster charge column is arranged into a cylindrical charge shell, two ends of the cylindrical charge shell are respectively arranged into plug detonating cord structures to be connected in a network, and then the charge shell is arranged in a groove of a lower jaw; the clamp handle is slowly closed, the jaw is applied with an occlusal force, the powder charging pipe shell is extruded in the groove to generate radial movement and deformation, a gap between the outer side surface of the powder charging pipe shell and the side surface of the groove is reduced until the powder charging pipe shell and the groove are contacted, the deformation range and the deformation position of the side surface of the pipe shell are restricted, and the bending deformation of the pipe shell only occurs at two ports; simultaneously, plugs at two ends slightly move towards the center of the tube shell along the axis, so that the end parts of the detonating cord connected with the plugs at the two ends are tightly attached to two end surfaces of the cylindrical booster charge column in the tube shell to be integrally and reliably connected;
acting force is applied to the powder charging tube shell through the arc transition surface, so that the two ends of the powder charging tube shell are subjected to plastic deformation along the arc transition surface and are bent and gathered towards the center of the end face of the powder charging tube shell, and the powder charging closing-in is realized.
2. The network-explosive-filled charge-tube shell nosing tool as claimed in claim 1, wherein: the closing tool is processed by tool steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911301499.9A CN111043917B (en) | 2019-12-17 | 2019-12-17 | Explosive network networking explosive charging tube shell closing tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911301499.9A CN111043917B (en) | 2019-12-17 | 2019-12-17 | Explosive network networking explosive charging tube shell closing tool |
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| Publication Number | Publication Date |
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| CN111043917A CN111043917A (en) | 2020-04-21 |
| CN111043917B true CN111043917B (en) | 2022-05-24 |
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| CN201911301499.9A Active CN111043917B (en) | 2019-12-17 | 2019-12-17 | Explosive network networking explosive charging tube shell closing tool |
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| CN109160867A (en) * | 2018-09-12 | 2019-01-08 | 北京凯米迈克科技有限公司 | An a kind of industrial detonator closing in pinch head |
| CN109176334A (en) * | 2018-09-12 | 2019-01-11 | 泰兴市协力量具有限公司 | A kind of easy-to-dismount pliers adapting to a variety of occasions |
| CN110220431A (en) * | 2019-07-05 | 2019-09-10 | 大同煤矿集团有限责任公司 | A kind of coal permissible detonating cord connection method |
| CN209647715U (en) * | 2019-03-14 | 2019-11-19 | 河南省交院工程检测科技有限公司 | Double-head wire pincers |
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2019
- 2019-12-17 CN CN201911301499.9A patent/CN111043917B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096480Y (en) * | 2007-10-19 | 2008-08-06 | 西安庆华民用爆破器材有限责任公司 | Civil blasting detonator bidirectional auxiliary detonator |
| CN201931371U (en) * | 2010-12-31 | 2011-08-17 | 栾川龙宇钼业有限公司 | Novel bayonet pliers for connection between explosion guide pipe and cross joint |
| CN107639585A (en) * | 2017-09-08 | 2018-01-30 | 丁辉义 | Agricultural is clamped with flexible pipe |
| CN207901221U (en) * | 2018-02-12 | 2018-09-25 | 中国核工业第二二建设有限公司 | A kind of detonator four-way bayonet pliers fastening means |
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| CN109176334A (en) * | 2018-09-12 | 2019-01-11 | 泰兴市协力量具有限公司 | A kind of easy-to-dismount pliers adapting to a variety of occasions |
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| CN110220431A (en) * | 2019-07-05 | 2019-09-10 | 大同煤矿集团有限责任公司 | A kind of coal permissible detonating cord connection method |
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| CN111043917A (en) | 2020-04-21 |
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