Fuse wrench

Abstract

The utility model discloses a fuse wrench, which is used for screwing a fuse on a warhead, and comprises an upper shell, a lower shell, an instruction output unit, a driving unit, an adjusting component and two clamping jaws, the upper shell is arranged on the top surface of the lower shell; the instruction output unit is arranged on the upper shell, and an adjusting instruction corresponding to a set mode is output through the instruction output unit; the driving unit is arranged in the inner cavity of the upper shell and is electrically connected to the instruction output unit; the adjusting assembly is arranged in the lower shell and is connected to the unit; the two clamping jaws are arranged on the adjusting assembly. The driving unit drives the adjusting assembly to adjust the distance between the two clamping jaws according to the adjusting instruction, so that after the clamping jaws are clamped in a fuze hole of the fuze in an aligned mode, the fuze wrench is rotated to screw the fuze to the warhead.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling spanners, in particular to a multifunctional fuze spanner with adjustable distance. Background Art

[0002] In the prior art, different types of torque wrenches are often needed when applying torque to different fuzes, and one fuze wrench is often only suitable for the installation of one fuze. Sometimes, a suitable wrench cannot be found, which seriously affects the production progress.

[0003] Therefore, the utility model proposes a fuze wrench that overcomes the above-mentioned defects. Utility Model Content

[0004] In view of the above problems, the utility model provides a fuze wrench, which is used to tighten the fuze on a warhead, and the fuze wrench comprises:

[0005] Upper shell;

[0006] A lower shell, wherein the upper shell is mounted on the top surface of the lower shell;

[0007] A command output unit is mounted on the upper housing, and outputs an adjustment command corresponding to a setting mode through the command output unit;

[0008] A driving unit, installed in the inner cavity of the upper housing and electrically connected to the command output unit;

[0009] An adjustment assembly, installed in the lower housing and connected to the drive unit;

[0010] Two claws, mounted on the adjustment assembly;

[0011] Wherein, the driving unit drives the adjusting assembly to adjust the distance between the two claws according to the adjusting instruction, so that the claws are aligned and engaged with the fuze hole of the fuze, and then the fuze wrench is rotated to tighten the fuze onto the warhead.

[0012] The above-mentioned fuze wrench, wherein the instruction output unit comprises:

[0013] A touch screen display, a mounting groove is provided on the top surface of the upper shell, the touch screen display is embedded in the mounting groove, a plurality of setting modes are pre-stored in the touch screen display, each setting mode is the distance between the fuze holes of different categories of fuzes, and the user selects a setting mode through the touch screen display and outputs the adjustment instruction to the drive unit.

[0014] The above-mentioned fuze wrench, wherein the instruction output unit comprises:

[0015] A button, wherein a first mounting groove is formed on the top surface of the upper shell, and the button is embedded in the first mounting groove;

[0016] A display screen, wherein a second mounting groove is provided on the top surface of the upper shell, and the display screen is embedded in the second mounting groove. A plurality of setting modes are pre-stored in the display screen, and each setting mode is a distance between the fuze holes of different types of fuzes, and the display screen displays the plurality of setting modes;

[0017] The user selects a setting mode by pressing a button and then outputs the adjustment instruction to the driving unit.

[0018] The above-mentioned fuze wrench, wherein the driving unit comprises:

[0019] A controller pre-stored with a driving instruction corresponding to each of the setting modes, the controller outputting a driving instruction corresponding to the adjustment instruction;

[0020] The motor is electrically connected to the controller, and the motor drives the adjustment component to move horizontally according to the driving instruction.

[0021] The above-mentioned fuze wrench, wherein the adjustment component comprises:

[0022] A gear, a through hole is opened on the top surface of the lower shell, the output shaft of the motor passes through the through hole and extends into the lower shell, the gear is sleeved on the part of the output shaft located in the lower shell, and the motor drives the gear to rotate through the output shaft;

[0023] Two racks are arranged opposite to each other, and the lower shell has T-shaped guide rails which are arranged opposite to each other and pass through both ends thereof. The two racks are correspondingly installed in the two T-shaped guide rails, the gear is meshed with the racks, and the two claws are correspondingly installed on the two racks. The rotation of the gear drives the racks to move horizontally toward or away from each other to adjust the distance between the two claws.

[0024] The above-mentioned fuze wrench, wherein each of the racks comprises:

[0025] Base plate;

[0026] A plurality of teeth are installed on the bottom plate at intervals from one end of one side of the bottom plate, and the gear is meshed with the teeth;

[0027] The mounting portion is mounted on the other end of the side surface of the bottom plate perpendicularly to the side surface of the bottom plate. A first mounting hole is opened on the mounting portion, and the clamping claw is mounted on the first mounting hole.

[0028] The above-mentioned fuze wrench, wherein the adjustment component further comprises:

[0029] A bearing is sleeved on the portion of the output shaft located in the lower housing and is located above the gear.

[0030] The above-mentioned fuse wrench, wherein, also comprises:

[0031] The battery unit is installed in the inner cavity of the upper shell and is electrically connected to the command output unit and the driving unit.

[0032] In the above-mentioned fuze wrench, a plurality of convex keys are arranged on the bottom surface of the upper shell, a plurality of key slots corresponding to the plurality of convex keys are opened on the top surface of the lower shell, and the convex keys are inserted into the key slots to fix the upper shell to the lower shell.

[0033] The above-mentioned fuze wrench, wherein the upper shell is provided with a plurality of second mounting holes, the lower shell is provided with third mounting holes corresponding to the plurality of second mounting holes, and the fuze wrench also includes a plurality of fixing parts, each of the fixing parts is passed through a corresponding second mounting hole and a corresponding third mounting hole to fix the upper shell to the lower shell.

[0034] Compared with the prior art, the beneficial effects of the utility model are as follows: the fuze wrench of the utility model can meet the different states of fuzes of different products, solves the problem of incompatibility of fuze wrenches when installing multiple types of fuzes, greatly improves the efficiency of fuze installation, and greatly reduces the time for finding suitable fuze wrenches for different types of fuzes. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] In order to more clearly illustrate the embodiments of the present utility model, the following briefly introduces the drawings required for use in the embodiments.

[0036] Figure 1 It is a structural schematic diagram of the fuze wrench of the utility model;

[0037] Figure 2 for Figure 1 A cross-sectional view of

[0038] Figure 3 It is a structural schematic diagram of the upper shell;

[0039] Figure 4 is a schematic diagram of the structure of the lower shell;

[0040] Figure 5 is a schematic diagram of the structure of the rack;

[0041] Figure 6 It is the electrical principle schematic diagram;

[0042] Figure 7 Schematic diagram of the claw structure;

[0043] Figure 8 It is a structural schematic diagram of the bottom of the fuze wrench of the utility model. DETAILED DESCRIPTION

[0044] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0045] The exemplary embodiments and descriptions of the present invention are used to explain the present invention, but are not intended to limit the present invention. In addition, the same or similar reference numerals used in the drawings and embodiments are used to represent the same or similar parts.

[0046] The directional terms used in this document, such as up, down, left, right, front or back, etc., are only used to refer to the directions of the drawings. Therefore, the directional terms used are used to illustrate and not to limit the present invention.

[0047] The words “include,” “including,” “have,” “contain,” etc. used in this document are open-ended terms, meaning including but not limited to.

[0048] As used herein, "and / or" includes any or all combinations of the items described.

[0049] In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "back" and the like indicate positions or positional relationships based on the positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0050] Please refer to Figure 1-Figure 3 and Figure 6 , Figure 1 It is a structural schematic diagram of the fuze wrench of the utility model; Figure 2 for Figure 1 A cross-sectional view of Figure 3 It is a structural schematic diagram of the upper shell; Figure 6 This is a schematic diagram of the electrical principle. Figure 1-Figure 3 and Figure 6 As shown, a fuze wrench of the utility model is used to tighten a fuze onto a warhead, and the fuze wrench comprises: an upper shell 1, a lower shell 2, a command output unit 3, a drive unit 4, an adjustment component 5 and two claws 6; the upper shell 1 is mounted on the top surface of the lower shell 2; the command output unit 3 is mounted on the upper shell 1, and an adjustment command corresponding to a set mode is output through the command output unit 3; the drive unit 4 is mounted in the inner cavity of the upper shell 1 and is electrically connected to the command output unit 3; the adjustment component 5 is mounted in the lower shell 1 and connected to the drive unit 4; two claws 6 are mounted on the adjustment component 5; wherein, the drive unit 4 drives the adjustment component 5 to adjust the distance between the two claws 6 according to the adjustment command, so that the claws 6 are aligned and engaged with the fuze hole of the fuze, and then the fuze wrench is rotated to tighten the fuze onto the warhead.

[0051] In this embodiment, the command output unit 3 includes: a button 31 and a display screen 32. A first mounting groove 11 is provided on the top surface of the upper shell 1, and the button 31 is embedded in the first mounting groove 11; a second mounting groove 12 is provided on the top surface of the upper shell 1, and the display screen 32 is embedded in the second mounting groove 12. A plurality of setting modes are pre-stored in the display screen 32, each setting mode is the distance between the fuze holes of different categories of the fuzes, and the display screen 32 displays a plurality of setting modes; wherein, the user selects a setting mode through the button 31 and then outputs the adjustment instruction to the drive unit 4.

[0052] Specifically, the distance between the fuze holes of each type of fuze is different, so the distance between the fuze holes of each type of fuze is stored as a setting mode in the memory of the display screen. When the display screen displays multiple setting modes, the setting mode corresponding to the fuze currently to be selected is selected through the button 31, and the adjustment instruction corresponding to the setting mode is output to adjust the distance between the claws 6 so that the claws 6 can be correspondingly engaged with the fuze hole of the fuze.

[0053] In another embodiment of the utility model, the instruction output unit 3 is a touch screen, and a mounting groove is opened on the top surface of the upper shell 1. The touch screen is embedded in the mounting groove. A plurality of setting modes are pre-stored in the touch screen, and each setting mode is the distance between the fuze holes of different categories of fuzes. After the user selects a setting mode through the touch screen, the adjustment instruction is output to the drive unit 4. It should be noted that the working principle of the touch screen is the same as the working principle of the aforementioned button 31 cooperating with the display screen 32, and will not be repeated here.

[0054] Furthermore, the driving unit 4 includes: a controller 41 and a motor 42; the controller 41 pre-stores a driving instruction corresponding to each of the setting modes, and the controller 41 outputs a driving instruction corresponding to the adjustment instruction; the motor 42 is electrically connected to the controller 41, and the motor 42 drives the adjustment component 5 to move horizontally according to the driving instruction.

[0055] In this embodiment, the controller 41 outputs a driving instruction according to the adjustment instruction to control the number of rotations of the motor 42, thereby controlling the horizontal movement distance of the adjustment component 5. Specifically, a plurality of driving instructions are pre-stored in the controller 41. Each driving instruction corresponds to the horizontal movement distance of the adjustment component 5 from the initial position to the position where the claw can engage with the fuze hole. Each horizontal movement distance corresponds to the fuze hole distance of a fuze. Before using this wrench, the claw needs to be reset to the initial position. The controller selects the corresponding driving instruction for output according to the adjustment instruction, thereby controlling the horizontal movement distance of the adjustment component 5 so that the claw can engage with the fuze hole.

[0056] Further, please refer to Figure 4-Figure 5 and Figure 8 , Figure 4 is a schematic diagram of the structure of the lower shell; Figure 5 is a schematic diagram of the structure of the rack; Figure 8 FIG. 1 is a schematic diagram of the structure of the bottom of the fuze wrench of the utility model. Figure 4-Figure 5 Please combine Figure 1-Figure 2 The adjusting assembly 5 comprises: a gear 51 and two racks 52 arranged opposite to each other; a through hole K1 is provided on the top surface of the lower shell 2, and the output shaft of the motor 42 extends into the lower shell 2 through the through hole K1, and the gear 51 is sleeved on the part of the output shaft located in the lower shell 2, and the motor 42 drives the gear 51 to rotate through the output shaft, thereby converting the rotational displacement into horizontal displacement; the lower shell 2 has T-shaped guide rails T arranged opposite to each other and passing through both ends thereof, and a groove C2 connecting the two T-shaped guide rails T is provided on the bottom surface of the lower shell 2, and the claw 6 moves in the groove C2, and the two racks 52 are correspondingly installed in the two T-shaped guide rails T, the gear 51 is meshed with the rack 52, and the two claws 6 are correspondingly installed on the two racks 52, and the rotation of the gear 51 drives the rack 52 to move horizontally toward or away from each other to adjust the distance between the two claws 6.

[0057] Each of the racks 52 includes: a base plate 521, a plurality of teeth 522 interconnected at the bottom, and a mounting portion 523; a plurality of teeth 522 are installed on the base plate 521 at intervals from one end of a side surface S1 of the base plate 521, and the gear 51 is meshed with the teeth 522; the mounting portion 523 is perpendicular to the side surface of the base plate 521 and is installed on the other end of the side surface S1 of the base plate 521, and a first mounting hole K2 is opened on the mounting portion 523, and the claw 6 is detachably mounted on the first mounting hole K2.

[0058] Please refer to Figure 7 , Figure 7 It is a schematic diagram of the claw structure. Figure 7 As shown, in the present embodiment, each claw 6 includes a connecting portion 61, a supporting portion 62 and a clamping portion 63 which are connected in sequence, the connecting portion 61 is inserted into the first mounting hole K2 to fix the claw 6 on the mounting portion 523, and the clamping portion 63 is used to clamp the fuse hole, wherein, in the present embodiment, the clamping portion 63 is one of a cylindrical shape, a square column shape and a curved shape.

[0059] It should be noted that the fuze wrench of the utility model can be suitable for fuzes of different models by replacing claws of different specifications separately.

[0060] In this embodiment, the adjustment assembly 5 further includes a bearing 53 , which is sleeved on the portion of the output shaft located in the lower housing 2 and is located above the gear 51 .

[0061] Furthermore, the fuze wrench of the present invention further includes: a battery unit 7 , which is installed in the inner cavity of the upper shell 1 and is electrically connected to the command output unit 3 and the drive unit 4 .

[0062] Furthermore, a plurality of convex keys 13 are provided on the bottom surface of the upper shell 1, and a plurality of key slots C1 corresponding to the plurality of convex keys 13 are provided on the top surface of the lower shell 2, and the convex keys 13 are inserted into the key slots C1 to fix the upper shell 1 on the lower shell 2;

[0063] Among them, the upper shell 1 is provided with a plurality of second mounting holes K3, and the lower shell is provided with third mounting holes K4 corresponding to the plurality of second mounting holes K3. The fuze wrench also includes a plurality of fixing parts (not shown in the figure), each of which is passed through a corresponding second mounting hole K3 and a third mounting hole K4 to lock the upper shell 1 on the lower shell 2.

[0064] Among them, in this embodiment, a fourth mounting hole K5 is further opened on the top surface of the upper shell 1, and the fuze wrench also includes a handle, which is installed on the fourth mounting hole K5, and the fuze can be tightened on the warhead by rotating the handle.

[0065] To sum up, the fuze wrench of the utility model can meet the different states of fuzes of different products, solve the problem of incompatibility of fuze wrenches when installing multiple types of fuzes, greatly improve the efficiency of fuze installation, and greatly reduce the time for finding suitable fuze wrenches for different types of fuzes. At the same time, the fuze wrench of the utility model is detachable, easy to maintain, and quick and simple to operate.

[0066] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A fuze wrench, characterized in that: Used to tighten the fuze onto a warhead, the fuze wrench comprises: Upper shell; A lower shell, wherein the upper shell is mounted on the top surface of the lower shell; A command output unit is mounted on the upper housing, and outputs an adjustment command corresponding to a setting mode through the command output unit; A driving unit, installed in the inner cavity of the upper housing and electrically connected to the command output unit; An adjustment assembly, installed in the lower housing and connected to the drive unit; Two claws, mounted on the adjustment assembly; Wherein, the driving unit drives the adjusting assembly to adjust the distance between the two claws according to the adjusting instruction, so that the claws are aligned and engaged with the fuze hole of the fuze, and then the fuze wrench is rotated to tighten the fuze onto the warhead.

2. The fuze wrench according to claim 1, characterized in that: The instruction output unit comprises: A touch screen display, a mounting groove is provided on the top surface of the upper shell, the touch screen display is embedded in the mounting groove, a plurality of setting modes are pre-stored in the touch screen display, each setting mode is the distance between the fuze holes of different categories of fuzes, and the user selects a setting mode through the touch screen display and outputs the adjustment instruction to the drive unit.

3. The fuze wrench according to claim 1, characterized in that: The instruction output unit comprises: A button, wherein a first mounting groove is formed on the top surface of the upper shell, and the button is embedded in the first mounting groove; A display screen, wherein a second mounting groove is provided on the top surface of the upper shell, and the display screen is embedded in the second mounting groove. A plurality of setting modes are pre-stored in the display screen, and each setting mode is a distance between the fuze holes of different types of fuzes, and the display screen displays the plurality of setting modes; The user selects a setting mode by pressing a button and then outputs the adjustment instruction to the driving unit.

4. The fuze wrench according to claim 1, characterized in that: The driving unit comprises: A controller pre-stored with a driving instruction corresponding to each of the setting modes, the controller outputting a driving instruction corresponding to the adjustment instruction; The motor is electrically connected to the controller, and the motor drives the adjustment component to move horizontally according to the driving instruction.

5. The fuze wrench according to claim 4, characterized in that: The adjustment component comprises: A gear, a through hole is opened on the top surface of the lower shell, the output shaft of the motor passes through the through hole and extends into the lower shell, the gear is sleeved on the part of the output shaft located in the lower shell, and the motor drives the gear to rotate through the output shaft; Two racks are arranged opposite to each other, and the lower shell has T-shaped guide rails which are arranged opposite to each other and pass through both ends thereof. The two racks are correspondingly installed in the two T-shaped guide rails, the gear is meshed with the racks, and the two claws are correspondingly installed on the two racks. The rotation of the gear drives the racks to move horizontally toward or away from each other to adjust the distance between the two claws.

6. The fuze wrench according to claim 5, characterized in that: Each of the racks comprises: Base plate; A plurality of teeth are installed on the bottom plate at intervals from one end of one side of the bottom plate, and the gear is meshed with the teeth; The mounting portion is mounted on the other end of the side surface of the bottom plate perpendicularly to the side surface of the bottom plate. A first mounting hole is opened on the mounting portion, and the clamping claw is mounted on the first mounting hole.

7. The fuze wrench according to claim 5, characterized in that: The adjustment component also includes: A bearing is sleeved on the portion of the output shaft located in the lower housing and is located above the gear.

8. The fuze wrench according to claim 1, characterized in that: Also includes: The battery unit is installed in the inner cavity of the upper shell and is electrically connected to the command output unit and the driving unit.

9. The fuze wrench according to claim 1, characterized in that: A plurality of convex keys are arranged on the bottom surface of the upper shell, a plurality of key slots corresponding to the plurality of convex keys are opened on the top surface of the lower shell, and the convex keys are inserted into the key slots to fix the upper shell to the lower shell.

10. The fuse wrench according to claim 1 or 9, characterized in that: The upper shell is provided with a plurality of second mounting holes, the lower shell is provided with third mounting holes corresponding to the plurality of second mounting holes, and the fuze wrench also includes a plurality of fixing parts, each of which is passed through a corresponding second mounting hole and a corresponding third mounting hole to fix the upper shell to the lower shell.

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