CN111941340B - Projectile releasing and disassembling method - Google Patents
Projectile releasing and disassembling method Download PDFInfo
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- CN111941340B CN111941340B CN202010823123.0A CN202010823123A CN111941340B CN 111941340 B CN111941340 B CN 111941340B CN 202010823123 A CN202010823123 A CN 202010823123A CN 111941340 B CN111941340 B CN 111941340B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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Abstract
The invention discloses a projectile dismounting method, which comprises the following steps: opening the projectile from a cartridge barrel which is pressed and assembled into a whole by using a projectile disassembling and opening tool to a projectile taking distance which is not less than 6mm, namely the minimum distance after the projectile is disassembled and opened; and (4) taking the projectile out of the cartridge which is pressed and assembled into a whole by using the projectile dismounting flexible projectile taking tool. The projectile releasing and disassembling method is ingenious in design, adopts the special projectile releasing and disassembling opening tool and the projectile releasing and disassembling flexible projectile taking tool, not only ensures that the projectile is not damaged, but also greatly improves the projectile releasing and disassembling efficiency, and simultaneously reduces the labor intensity of operators.
Description
Technical Field
The invention belongs to the technical field of design and manufacture of process equipment, and particularly relates to a projectile dismounting method.
Background
The aircraft projectile and the cartridge are assembled into a whole through the pressing of the sealing rings (see figure 1), so when the projectile is disassembled, the disassembling force is large, and the projectile is difficult to be taken out directly by hands or a universal simple tool.
Disclosure of Invention
The invention aims to provide a projectile dismounting method to solve the problems in the prior art.
The technical scheme of the invention is as follows:
a method for disassembling a projectile includes the following steps:
1. the projectile is opened from the cartridge which is assembled into a whole by pressing by using the projectile disassembling and opening tool to a projectile taking distance which is not less than 6mm, namely a minimum distance 14 after the projectile is disassembled and opened.
1.1) inserting an opening jaw 6 of the projectile dismounting and opening tool into a rectangular notch at the edge of a cartridge, so that a projectile opening protection pad 5 on the opening jaw 6 of the projectile dismounting and opening tool is in contact with a projectile, and the central line of the projectile dismounting and opening tool is ensured to be vertical to the central line of the cartridge;
1.2) the handle part of the projectile releasing and disassembling tool is held tightly, so that the projectile is gradually separated from the barrel at a low speed until the projectile taking distance is not less than 6mm, namely the minimum distance 14 after the projectile releasing and disassembling tool is opened;
1.3) loosening the handle part of the projectile dismounting and opening tool, opening the jaw 6 by the handle part under the action of spring force to recover the original position, and completing the projectile dismounting and opening operation.
2. And (4) taking the projectile out of the cartridge which is pressed and assembled into a whole by using the projectile dismounting flexible projectile taking tool.
2.1) inserting a bullet taking claw 19 of a bullet throwing and disassembling flexible bullet taking tool into the minimum distance 14 obtained in the step 1) after the bullet throwing and disassembling is started, and buckling the bullet throwing;
2.2) pulling the projectile upwards through the hanging ring 16 to disassemble the flexible projectile taking tool until the projectile is safely taken out;
2.3) safely retrieving the removed projectile and replacing the tool in the tool box.
Further, the projectile releasing and disassembling opening tool comprises a projectile releasing and opening protection pad 5, a left mounting frame 7, a right mounting frame 12, a mounting frame connecting shaft 8, a spring positioning pin 9, a spring 10 and a handle sheath 11. Wherein, left side mounting bracket 7 and right mounting bracket 12 are connected through mounting bracket connecting axle 8, and left side mounting bracket 7 and right mounting bracket 12 use mounting bracket connecting axle 8 as axle free rotation, realize throwing bullet dismantlement opener's opening and closing, the tip of left side mounting bracket 7 and right mounting bracket 12 forms opens keeping silent 6, is fixed with through the binder on the outer wall of opening keeping silent 6 and throws bullet and open protection pad 5, and the terminal surface of opening keeping silent 6 and throwing bullet opens protection pad 5's terminal surface has the protection pad and stands out the safe distance 13 that opens keeping silent. The other ends of the left mounting rack 7 and the right mounting rack 12 are handles for releasing the bomb and disassembling the opening tool, and spring positioning pins 9 are respectively arranged in the middle of the left mounting rack 7 and the right mounting rack 12 and used for fixing the spring 10 between the left mounting rack 7 and the right mounting rack 12.
Further, the flexible bullet fetching tool for bullet throwing and disassembling comprises a hanging ring 16, a main body 17, a bullet fetching claw fixer 18, a bullet fetching claw 19, a bullet throwing and fetching protective pad 20, a bullet fetching claw fixer connecting pin 22 and a bullet fetching claw fixer main body connecting screw 23. The center of the main body 17 is provided with a threaded hole along the axial direction and is used for connecting a lifting ring 16 and a bullet claw taking fixer 18, the upper end of the main body 17 is connected with the lifting ring 16, the lifting ring 16 is fixedly connected to the upper end of the main body 17 through threads, the lower end of the main body 17 is connected with the bullet claw taking fixer 18, and the bullet claw taking fixer 18 is fixedly connected with the lower end of the main body 17 through a bullet claw taking fixer main body connecting screw 23.
The center of the bullet-taking claw fixer 18 is provided with an inner hole for a main body connecting screw 23 of the bullet-taking claw fixer to pass through, the side wall of the bullet-taking claw fixer 18 is symmetrically provided with 6 bullet-taking claw mounting grooves along the circumferential direction, and the bottom of each bullet-taking claw mounting groove consists of a straight line section parallel to the axis of the bullet-taking claw fixer 18 and a straight line section with an included angle of 25 degrees with the axis; the end face, far away from the main body 17, of the bullet claw taking fixer 18 is provided with a bullet claw taking positioning pin mounting groove which is distributed in a regular hexagon shape by taking the axis of the bullet claw taking fixer 18 as the center, a bullet claw taking fixer connecting pin 22 is arranged in the bullet claw taking positioning pin mounting groove, and the bullet claw taking 19 freely rotates around the bullet claw taking fixer connecting pin 22.
The gripper 19 comprises an arm connected to the gripper holder connection pin 22, a catch for gripping the projectile, and a transition body connected to the arm and the catch, wherein the arm comprises a positioning pin connection part and an arm body. One end of each bullet taking claw 19, which is in contact with the bullet throwing and discharging is fixedly connected with a bullet throwing and taking protective pad 20 through an adhesive, and the end face of the bullet throwing and taking protective pad 11 and the end face of the bullet taking claw 19 are provided with a safety distance 21 of the bullet throwing and taking protective pad protruding out of the bullet taking claw.
The invention has the advantages that: the projectile dismounting method is ingenious in design, and the special projectile dismounting opening tool and the projectile dismounting flexible projectile taking tool are adopted, so that the projectile is not damaged, the projectile dismounting efficiency is greatly improved, and the labor intensity of an operator is reduced.
Drawings
Fig. 1 is a partial schematic view of a projectile assembled with a cartridge.
Fig. 2 is a partial schematic view of a projectile.
Fig. 3 is a front view of the cartridge.
Fig. 4 is a top view of the cartridge.
Fig. 5 is a view from direction a in fig. 4.
Fig. 6 is a front view of a projectile detachment opening tool.
Fig. 7 is a left side view of a projectile detachment opening tool.
Fig. 8 is a partial schematic view of the projectile and the barrel after opening.
Fig. 9 is a schematic diagram of the use of a projectile to detach a flexible projectile extracting tool for projectile extraction.
Fig. 10 is a schematic view of a projectile discharging and detaching flexible projectile extracting tool.
Fig. 11 is a partial view of an embodiment projectile.
Fig. 12 is a partial view of an embodiment cartridge.
FIG. 13 is a front view of the embodiment projectile opening protection pad mounting.
FIG. 14 is a left side view of the embodiment projectile opening protection pad mounting bracket.
Fig. 15 is a front view of a projectile opening protection pad of the projectile detachment opening tool of the embodiment.
Fig. 16 is a left side view of the projectile opening protection pad of the embodiment projectile detachment opening tool.
FIG. 17 is a front view of a mounting bracket connecting shaft of the projectile detaching opener according to the embodiment.
FIG. 18 is a left side view of the mounting bracket connecting shaft of the projectile removal opener of the embodiment.
FIG. 19 is a schematic view of the spring of the projectile detachment opening tool of the embodiment.
FIG. 20 is a schematic view of a spring loaded detent of the projectile detachment opening tool of an embodiment.
Fig. 21 is a front view of an embodiment projectile discharging disassembling flexible projectile taking tool body.
Fig. 22 is a left side view of an embodiment projectile releasing disassembling flexible projectile tool body.
FIG. 23 is a front view of a latch holder of the projectile releasing and detaching flexible projectile extracting tool according to the embodiment.
FIG. 24 is a left side view of the projectile capture jaw holder of the projectile releasing flexible projectile extracting tool of the embodiment.
FIG. 25 is a front view of a projectile picking claw of the projectile releasing and detaching flexible projectile picking tool of the embodiment.
Fig. 26 is a partial view taken along the line a in fig. 25.
Fig. 27 is a front view of a projectile discharging protection pad of the projectile discharging and detaching flexible projectile discharging tool according to the embodiment.
Fig. 28 is a left side view of the projectile ejection protection pad of the projectile detachment flexible projectile tool of the embodiment.
FIG. 29 is a schematic view of the projectile retrieving claw and its holder connecting pin of the projectile releasing and detaching flexible projectile retrieving tool according to the embodiment.
In the figure: 1, throwing and releasing a bullet; 2, installing a bullet tube for throwing and releasing the bullet; 3, the width of the rectangular notch at the contact edge of the bullet barrel and the projectile is increased; 4, the depth of the rectangular notch at the edge of the contact of the cartridge and the projectile is increased; 5 throwing the bomb to open the protection pad; 6 opening the jaw; 7, a left mounting rack; 8, mounting a frame connecting shaft; 9 a spring positioning pin; 10 springs; 11 a handle sheath; 12 a right mounting rack; 13 the safety distance of the protection pad protruding the opening jaw; 14 minimum distance after projectile release and disassembly; 15, a flexible bullet taking tool for throwing and releasing bullets and disassembling; 16 hoisting rings; 17 a body; 18 taking the elastic claw fixer; 19 taking the elastic claw; 20 throwing, releasing and taking the bullet protection pad; 21, the safety distance of the bullet throwing, releasing and taking protection pad for protruding the bullet taking claw is shortened; 22 taking the connecting pin of the elastic claw fixer; and 23, taking the elastic claw fixer main body connecting screw.
Detailed Description
The following further describes a specific embodiment of the present invention with reference to the drawings and technical solutions.
It is to be understood that the appended drawings are not to scale, but are merely drawn with appropriate simplifications to illustrate various features of the basic principles of the invention. Specific design features of the invention disclosed herein, including, for example, specific dimensions, orientations, locations, and configurations, will be determined in part by the particular intended application and use environment.
In the several figures of the drawings, identical or equivalent components (elements) are referenced with the same reference numerals.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Dismounting and opening tool for throwing bomb
Fig. 6 is a front view of a projectile detachment opening tool. Fig. 7 is a left side view of a projectile detachment opening tool. Referring to fig. 6 to 7, in the present embodiment, the projectile detachment opening tool includes a projectile opening protection pad 5, a left mounting bracket 7, a right mounting bracket 12, a mounting bracket connecting shaft 8, a spring positioning pin 9, a spring 10, and a handle sheath 11. Wherein, left side mounting bracket 7 and right mounting bracket 12 are connected through mounting bracket connecting axle 8, and left side mounting bracket 7 and right mounting bracket 12 use mounting bracket connecting axle 8 as axle free rotation, realize throwing bullet dismantlement opener's opening and closing, the tip of left side mounting bracket 7 and right mounting bracket 12 forms opens keeping silent 6, is fixed with through the binder on the outer wall of opening keeping silent 6 and throws bullet and open protection pad 5, and the terminal surface of opening keeping silent 6 and throwing bullet opens protection pad 5's terminal surface has the protection pad and stands out the safe distance 13 that opens keeping silent. The other ends of the left mounting rack 7 and the right mounting rack 12 are handles for releasing the bomb and disassembling the opening tool, and spring positioning pins 9 are respectively arranged in the middle of the left mounting rack 7 and the right mounting rack 12 and used for fixing the spring 10 between the left mounting rack 7 and the right mounting rack 12.
In this embodiment, the projectile is shown in fig. 11, wherein the projectile has a body diameter D2 of 28mm and a flange diameter D1 of 32 mm. The upper end face of the cartridge for mounting the projectile is provided with a notch, as shown in fig. 12, the width W1 of the notch is 8mm, the depth H1 of the notch is 6.5mm, and the notch is mainly used for inserting and placing an opening jaw of an opening tool for detaching the projectile into the notch when the projectile is opened, and then opening the projectile.
The projectile detachment opening tool used in this embodiment is shown in fig. 6, 7, in which the safety distance 13 by which the protective pad of the projectile detachment opening tool protrudes beyond the opening jaw is made 0.5 mm. The 2 projectile opening protection pad installation frames (the left installation frame 7 and the right installation frame 12) of the opening tool are identical in structure and are symmetrically arranged.
As shown in fig. 13 and 14, taking the left mounting bracket 7 as an example, the total length L8 of the left mounting bracket 7 is 183mm, the width W3 of the left mounting bracket 7 is 12mm, the diameter D5 of the connecting shaft hole of the left mounting bracket 7 is 6mm, the diameter D4 of the mating surface of the left mounting bracket 7 at the connecting shaft hole is 25mm, the width W2 of the mating surface is 6mm, the vertical distance L1 from the upper end (one end of the handle) of the left mounting bracket 7 to the center of the connecting shaft hole is 158mm, the vertical distance L6 from the lower end (one end of the jaw) of the left mounting bracket 7 to the center of the connecting shaft hole is 25mm, the vertical distance D3 from the spring positioning pin hole to the center of the connecting shaft hole is 50mm, the diameter D3 of the spring positioning pin hole is 4mm, and the depth D4 is 5 mm. The width W4 of the opening jaw 6 is 7.6mm, the length L9 is 3.8mm, and a recess with the length L7 of 3mm and the depth H2 of 1mm is arranged on the upper surface close to the end of the jaw and is used for installing the projectile opening protection pad 5. The vertical distance L5 from the upper end of the transition between the opening jaw 6 and the left mounting frame 7 to the center of the connecting shaft hole is 14 mm. The connecting shaft hole is provided with a conical surface counter bore with the angle alpha 1 of 30 degrees and the diameter L10 of the large end of 10 mm. The horizontal distance d2 from the upper end of the handle part of the left mounting bracket 7 to the tool center line is 25mm, the horizontal distance d1 from the maximum rightward protrusion of the middle part of the handle part to the tool center line is 28mm, and the arc radius C1 of the upper end of the handle part is 4 mm.
As shown in fig. 15 and 16, the projectile opening protection pad 5 has a length L11 of 7.6mm, a width W5 of 3.5mm, a thickness H3 of 1mm, and a rounded chamfer of 0.5mm with a radius C2 formed on the left side of the upper end of the projectile opening protection pad 5.
As shown in fig. 17 and 18, the length L12 of the mounting frame connecting shaft 8 is 12mm, the diameter D7 of the mounting frame connecting shaft 8 is 6mm, two ends of the mounting frame connecting shaft 8 are provided with 2 symmetrical conical protrusions, the diameter D6 of the large end of each conical protrusion is 10mm, and the angle α 2 of each conical surface is 30 °.
Spring positioning pin 9 as shown in fig. 20, the diameter D10 of spring positioning pin 9 is 4mm, and the length L14 of spring positioning pin 9 is 10 mm.
In the practical projectile dismounting process, the dismounting time of each projectile is 1-2 minutes averagely, the damage to the dismounted projectile is guaranteed, and the dismounting efficiency is improved by at least 3 times compared with that of the conventional rough dismounting method.
Flexible bullet taking tool for throwing and releasing bullets and disassembling bullets
Fig. 9 is a schematic diagram of the use of a projectile to detach a flexible projectile extracting tool for projectile extraction. Fig. 10 is a schematic view of a projectile discharging and detaching flexible projectile extracting tool. Referring to fig. 9 and 10, in the present embodiment, the projectile discharging and detaching flexible projectile taking tool includes a flying ring 16, a main body 17, a projectile discharging claw holder 18, a projectile discharging claw 19, a projectile discharging and discharging protective pad 20, a projectile discharging claw holder connection pin 22, and a projectile discharging claw holder main body connection screw 23. The center of the main body 17 is provided with a threaded hole along the axial direction and is used for connecting a lifting ring 16 and a bullet claw taking fixer 18, the upper end of the main body 17 is connected with the lifting ring 16, the lifting ring 16 is fixedly connected to the upper end of the main body 17 through threads, the lower end of the main body 17 is connected with the bullet claw taking fixer 18, and the bullet claw taking fixer 18 is fixedly connected with the lower end of the main body 17 through a bullet claw taking fixer main body connecting screw 23.
The center of the bullet-taking claw fixer 18 is provided with an inner hole for a main body connecting screw 23 of the bullet-taking claw fixer to pass through, the side wall of the bullet-taking claw fixer 18 is symmetrically provided with 6 bullet-taking claw mounting grooves along the circumferential direction, and the bottom of each bullet-taking claw mounting groove consists of a straight line section which is parallel to the axis of the bullet-taking claw fixer 18 and has the length of 10mm and a straight line section which forms an included angle of 25 degrees with the axis; the end face, far away from the main body 17, of the bullet claw taking fixer 18 is provided with a bullet claw taking positioning pin mounting groove which is distributed in a regular hexagon shape by taking the axis of the bullet claw taking fixer 18 as the center, a bullet claw taking fixer connecting pin 22 is arranged in the bullet claw taking positioning pin mounting groove, and the bullet claw taking 19 freely rotates around the bullet claw taking fixer connecting pin 22.
The gripper 19 comprises an arm connected to the gripper holder connection pin 22, a catch for gripping the projectile, and a transition body connected to the arm and the catch, wherein the arm comprises a positioning pin connection part and an arm body. One end of each bullet taking claw 19, which is in contact with the projectile, is fixedly connected with a projectile throwing and taking protection pad 20 through a bonding agent, and the end face of the projectile throwing and taking protection pad 20 and the end face of the bullet taking claw 19 are provided with a safety distance 21 for the projectile throwing and taking protection pad to protrude out of the bullet taking claw.
In this embodiment, the front view and the left view of the projectile discharging and detaching flexible projectile taking tool body are respectively shown in fig. 21 and 22. The body 17 has a length L1 ' of 40mm, an outer diameter D3 ' of 30mm, and an inner diameter D4 ' that is a threaded bore of nominal 8mm diameter (generally designated M8).
In this embodiment, as shown in fig. 23 and 24, the bullet-catching holder of the bullet-throwing dismounting flexible bullet-catching tool has an outer diameter D5 ' of 30mm, an inner diameter D6 ' of 8mm, and a length L2 ' of 20 mm. Get and play claw fixer 18 along the circumferencial direction symmetry cloth 6 get and play claw mounting grooves, and make one and use to get to play claw fixer axis and be regular hexagon distribution's the locating pin mounting groove of getting play claw at the seat terminal surface that gets to play claw fixer 18 as the center, get to play the claw and can wind the locating pin free rotation. The depth d2 ' of each bullet claw mounting groove is 9mm, the groove bottom is composed of a straight line segment which is parallel to the axis and has the length L3 ' of 10mm and a straight line segment which has an included angle alpha 1 ' of 25 degrees with the axis, the width W1 ' of the groove is 4mm, the distance d3 ' from the bullet claw positioning pin mounting groove to the axis of the bullet claw holder is 10.5mm, the groove depth L4 ' is 5mm, and the arc radius C1 ' of the groove bottom is 2 mm.
As shown in fig. 25 and 26, the bullet-taking claw 19 mainly comprises three parts, namely a support arm connected with a bullet-taking claw fixer connecting pin 22, a grapple used for grasping the bullet-throwing device and a transition body connected with the support arm and the grapple, wherein the support arm is divided into a positioning pin connecting part and a support arm body. The thickness H2 ' of each part of the latch 19 is 4mm, wherein the length L6 ' of the arm connected with the latch holder connecting pin 22 is 31.5mm, the aperture D7 ' of the positioning pin connecting part for connecting the latch holder connecting pin 22 is 4mm, the width W2 ' is 8mm, and the width D8 ' of the arm body is 5 mm. The transition body of the arm to the catch hook has a width D9 'of 5mm and a length L7' of 10 mm. The width D10 'of the projectile throwing and discharging grapple is 5mm, the length L8' is 8mm, a recess with the length L9 'of 3mm and the depth H1' of 1mm is arranged on the upper surface close to the end part of the grapple and is used for installing a projectile throwing and discharging protective pad.
As shown in fig. 27 and 28, the projectile-discharging protection pad 20 has a length L10 'of 3.3mm, a width W3' of 4mm, a height H3 'of 1mm, and a rounded radius C3' of 0.5mm on the end portion near the projectile-discharging protection pad 20. After the projectile throwing and taking protection pad 20 is installed, the end face of the projectile throwing and taking protection pad is ensured to protrude 0.3mm out of the end face of the grapple and is used as a safety distance 21 (see fig. 10) for the projectile throwing and taking protection pad to protrude the projectile taking claw.
The latch holder connecting pin 22 is shown in fig. 29, and the latch holder connecting pin 22 has a diameter D11 'of 4mm and a length L11' of 9 mm.
When the tool is used, firstly, the bullet taking claw of the special bullet throwing and disassembling flexible bullet taking tool is inserted into a gap (figure 8) with the minimum bullet taking distance between a bullet throwing and a bullet tube and buckles the bullet throwing, then the flexible bullet taking tool is pulled upwards through a hanging ring (figure 10) until the bullet throwing is taken out safely, and finally, the taken bullet throwing tool is collected safely and put back into a tool box. In the practical projectile dismounting process, the dismounting time of each projectile is 2-3 minutes averagely, the damage to the dismounted projectile is guaranteed, and the dismounting efficiency is improved by at least 3 times compared with that of the conventional rough dismounting method.
The projectile releasing and disassembling method comprises the following steps:
1. the projectile is opened from the cartridge press-fitted and assembled integrally therewith to a projectile taking distance of not less than 6mm (see the minimum distance 14 after the projectile is opened for the projectile detachment in fig. 8) using a projectile detachment opening tool (see fig. 6, 7).
1.1) inserting an opening jaw 6 of the projectile dismounting and opening tool into a rectangular notch at the edge of a cartridge, so that a projectile opening protection pad 5 on the opening jaw 6 of the projectile dismounting and opening tool is in contact with a projectile, and the central line of the projectile dismounting and opening tool is ensured to be vertical to the central line of the cartridge;
1.2) the handle part of the projectile releasing and disassembling tool is held tightly, so that the projectile gradually leaves the cartridge at a low speed until the distance is more than 7 mm;
1.3) loosening the handle part of the projectile dismounting and opening tool, and opening the jaw 6 by the handle part under the action of spring force to recover the original position, thus completing the projectile dismounting and opening operation.
Specifically, the opening jaw 6 of the projectile-releasing disassembling opening tool is matched with the size of the rectangular notch of the projectile (see fig. 5, the width 3 of the rectangular notch of the contact edge of the projectile tube and the projectile and the depth 4 of the rectangular notch of the contact edge of the projectile tube and the projectile tube) and the projectile-releasing opening protection pad 5 (see fig. 6) of a layer of nylon material is embedded on the surface of the opening jaw 6 contacted with the projectile and the projectile tube so as to avoid damage to the projectile and the projectile tube in the disassembling process.
2. The projectile is removed from the cartridge press-fitted and assembled integrally therewith using a projectile detaching flexible projectile extracting tool (see fig. 9).
2.1) inserting a bullet taking claw 19 of the bullet throwing and disassembling flexible bullet taking tool into a gap with the minimum bullet taking distance between the bullet throwing and disassembling the bullet barrel (see the minimum distance 14 after the bullet throwing and disassembling are opened in figure 8), and buckling the bullet throwing;
2.2) pulling the projectile upwards through the hanging ring 16 to disassemble the flexible projectile taking tool until the projectile is safely taken out;
2.3) safely retrieving the removed projectile and replacing the tool in the tool box.
The lower end of the projectile releasing and disassembling flexible projectile taking tool is provided with 6 projectile taking claws 19 uniformly distributed along the circumferential direction (see fig. 10, and a layer of projectile releasing and taking protection pad 20 made of nylon material is embedded on the surface of the projectile taking claw 19 contacting with the projectile, so that the projectile is prevented from being damaged in the projectile releasing process.
The above description of exemplary embodiments has been presented only to illustrate the technical solution of the invention and is not intended to be exhaustive or to limit the invention to the precise form described. Obviously, many modifications and variations are possible in light of the above teaching to those skilled in the art. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to thereby enable others skilled in the art to understand, implement and utilize the invention in various exemplary embodiments and with various alternatives and modifications. It is intended that the scope of the invention be defined by the following claims and their equivalents.
Claims (3)
1. A method for disassembling a projectile is characterized by comprising the following steps:
1) opening the projectile from a cartridge barrel which is pressed and assembled into a whole by using a projectile disassembling and opening tool to a projectile taking distance which is not less than 6mm, namely the minimum distance after the projectile is disassembled and opened;
1.1) inserting an opening jaw of the projectile dismounting and opening tool into a rectangular notch at the edge of a cartridge, so that a projectile opening protection pad on the opening jaw of the projectile dismounting and opening tool is in contact with a projectile, and the central line of the projectile dismounting and opening tool is ensured to be vertical to the central line of the cartridge;
1.2) the handle part of the projectile releasing and disassembling tool is held tightly, so that the projectile is gradually separated from the barrel at a low speed until the projectile taking distance is not less than 6mm, namely the minimum distance after the projectile releasing and disassembling tool is opened;
1.3) loosening a handle part of the projectile releasing and disassembling opening tool, opening the jaw by the handle part under the action of spring force to recover the original position, and completing the opening operation of projectile releasing and disassembling;
2) the projectile is taken out from a cartridge barrel which is pressed and assembled into a whole by a projectile disassembling flexible projectile taking tool;
2.1) inserting a bullet taking claw of a flexible bullet taking tool for disassembling the thrown bullet into the minimum distance obtained in the step 1) after the thrown bullet is disassembled and opened, and buckling the thrown bullet;
2.2) pulling the projectile upwards through the lifting ring to disassemble the flexible projectile taking tool until the projectile is safely taken out;
2.3) safely retrieving the removed projectile and replacing the tool in the tool box.
2. The projectile disassembling method according to claim 1, wherein the projectile disassembling tool includes a projectile opening protection pad, a left mounting frame, a right mounting frame, a mounting frame connecting shaft, a spring positioning pin, a spring, a handle sheath; the projectile release disassembly opening tool comprises a left mounting frame, a right mounting frame, a mounting frame connecting shaft, an opening jaw, a projectile release opening protection pad and a projectile release opening protection pad, wherein the left mounting frame and the right mounting frame are connected through the mounting frame connecting shaft, and rotate freely by taking the mounting frame connecting shaft as a shaft, so that the projectile release disassembly opening tool can be opened and closed; the other end of the left mounting rack and the other end of the right mounting rack are handles for throwing and releasing the bomb to disassemble the opening tool, and the middle parts of the left mounting rack and the right mounting rack are respectively provided with a spring positioning pin for fixing the spring between the left mounting rack and the right mounting rack.
3. The projectile releasing and disassembling method according to claim 1 or 2, wherein said projectile releasing and disassembling flexible projectile taking tool comprises a suspension ring, a main body, a projectile taking claw holder, a projectile taking claw, a projectile releasing and taking protective pad, a projectile taking claw holder connecting pin and a projectile taking claw holder main body connecting screw; the center of the main body is axially provided with a threaded hole for connecting a lifting ring and a spring claw taking fixer, the upper end of the main body is connected with the lifting ring, the lifting ring is fixedly connected to the upper end of the main body through threads, the lower end of the main body is connected with the spring claw taking fixer, and the spring claw taking fixer is fixedly connected with the lower end of the main body through a spring claw taking fixer main body connecting screw;
the center of the bullet-taking claw fixer is provided with an inner hole for a connecting screw of a main body of the bullet-taking claw fixer to pass through, the side wall of the bullet-taking claw fixer is symmetrically provided with 6 bullet-taking claw mounting grooves along the circumferential direction, and the bottom of each bullet-taking claw mounting groove consists of a straight line section parallel to the axis of the bullet-taking claw fixer and a straight line section with an included angle of 25 degrees with the axis; the end face, far away from the main body, of the bullet taking claw fixer is provided with a bullet taking claw positioning pin mounting groove which is distributed in a regular hexagon shape by taking the axis of the bullet taking claw fixer as the center, a bullet taking claw fixer connecting pin is arranged in the bullet taking claw positioning pin mounting groove, and the bullet taking claw freely rotates around the bullet taking claw fixer connecting pin;
the bullet taking claw comprises a support arm connected with a connection pin of a bullet taking claw fixer, a grapple used for grasping and releasing a bullet and a transition body connected with the support arm and the grapple, wherein the support arm comprises a positioning pin connection part and a support arm body; and one end of each bullet taking claw, which is in contact with the bullet throwing and releasing is fixedly connected with the bullet throwing and taking protection pad through a bonding agent, and the end surface of the bullet throwing and taking protection pad and the end surface of the bullet taking claw have a safety distance for the bullet throwing and taking protection pad to protrude out of the bullet taking claw.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010823123.0A CN111941340B (en) | 2020-08-17 | 2020-08-17 | Projectile releasing and disassembling method |
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| CN202010823123.0A CN111941340B (en) | 2020-08-17 | 2020-08-17 | Projectile releasing and disassembling method |
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| CN111941340B true CN111941340B (en) | 2021-10-01 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2537953Y (en) * | 2002-04-09 | 2003-02-26 | 中国人民解放军总装备部军械技术研究所 | Hydraulic pull-out device for basic explosive tube of mortar shell |
| CN107328329A (en) * | 2017-08-10 | 2017-11-07 | 福建兵工装备有限公司 | Bullet disassembling apparatus |
| CN209036331U (en) * | 2018-09-25 | 2019-06-28 | 芜湖天航装备技术有限公司 | A kind of cartridge clamping pliers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8915173B2 (en) * | 2012-09-11 | 2014-12-23 | Darton International, Inc. | Tool for handling a cartridge |
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2020
- 2020-08-17 CN CN202010823123.0A patent/CN111941340B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2537953Y (en) * | 2002-04-09 | 2003-02-26 | 中国人民解放军总装备部军械技术研究所 | Hydraulic pull-out device for basic explosive tube of mortar shell |
| CN107328329A (en) * | 2017-08-10 | 2017-11-07 | 福建兵工装备有限公司 | Bullet disassembling apparatus |
| CN209036331U (en) * | 2018-09-25 | 2019-06-28 | 芜湖天航装备技术有限公司 | A kind of cartridge clamping pliers |
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| CN111941340A (en) | 2020-11-17 |
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