Hot-pressing preforming device for bulletproof helmet production

Abstract

The utility model relates to the technical field of bulletproof helmet production, and discloses a hot-pressing preforming device for bulletproof helmet production, which comprises a working assembly and a hot-pressing assembly movably connected with the upper end of the working assembly, the working assembly comprises a working table, the upper end of the working table is fixedly connected with a support frame, and the working table is movably connected with a guide rod A; the outer side surface of the guide rod A is movably connected with a tray, a guide rod B is arranged on one side of the tray, a sliding block is arranged on the guide rod B, one end of the sliding block is movably connected with a connecting rod, and one end of the connecting rod is movably connected with a motor. A heating pipe is arranged on the inner side of the mold plate, an upper pressing plate is arranged under the mold plate, the working assembly is arranged, after a motor is started, the output end of the motor drives a connecting rod to move, then a sliding block moves on a guide rod B, the tray is driven to move through the connecting rod, and therefore the tray is pulled out of the lower portion of the mold plate to avoid scalding.

Description

Technical Field

[0001] The utility model relates to the technical field of bulletproof helmet production, in particular to a hot pressing preforming device for producing bulletproof helmets. Background Art

[0002] The main target of bulletproof helmets are combat personnel of armed forces. There are two main types of helmets: American and German. The Military Quartermaster Research Institute of the Logistics Department uses high-strength aluminum alloy, fiberglass, chrome corundum and boron carbide as bulletproof materials to make bulletproof helmets, which can effectively prevent damage to the human head by Type 54 pistols and Type 51 ordinary projectiles. This type of bulletproof helmet is not only an updated equipment, but also widely used in finance, taxation, and other staff who need explosion protection.

[0003] Chinese patent document CN214562377U discloses a hot pressing molding device for producing plastic floor, including a bottom plate, a mold fixedly connected to the upper surface of the bottom plate, a molding groove is provided inside the mold, a movable groove is provided inside the mold and below the molding groove, a screw is movably connected inside the movable groove, a first bevel gear is fixedly connected to the outer surface of the screw, a limit block is fixedly connected to the outer surface of the screw and located above the first bevel gear, and a fixed plate is threadedly connected to the outer surface of the screw and located above the limit block. The utility model controls the movable rod to stop rotating by turning the knob, and the first bevel gear is meshed with the second bevel gear to control the rotation of the screw, and controls the fixed plate and the support rod to drive the placement plate to move up and down, so that the device can manufacture plastic floors of different thicknesses. However, when the hot pressing device is pressed and molded, when taking out the parts, the hot pressing plate is just above the hand, and the back of the hand of the operator will inevitably touch the hot pressing plate and cause burns if the operator is not careful. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that the existing cooking equipment is not designed with a waste heat recovery device, so that the heat generated by the stove during cooking is wasted, and additional electricity is required to heat the steamer, resulting in a certain energy loss. A hot pressing preforming device for bulletproof helmet production is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a hot pressing preforming device for the production of bulletproof helmets, including a working component and a hot pressing component movably connected to the upper end of the working component, the working component including a support leg, the upper end of the support leg is fixedly connected to the workbench, the upper end of the workbench is fixedly connected to the support frame, the workbench is movably connected to the guide rod A, the guide rod A is provided in two groups and is symmetrically installed, the outer surface of the guide rod A is movably connected to the tray, a guide rod B is provided on one side of the tray, a slider is provided on the guide rod B, one end of the slider is movably connected to the connecting rod, and one end of the connecting rod is movably connected to the motor, the hot pressing component includes an electric hydraulic cylinder, the output end of the electric hydraulic cylinder is movably connected to the lower pressure plate, the lower end of the lower pressure plate is movably connected to the mold plate, a heating tube is provided on the inner side of the mold plate, an upper pressure plate is provided directly below the mold plate, and the lower end of the upper pressure plate is movably connected to the tray.

[0006] Preferably, the legs are provided in four groups, and the lower ends of the legs are movably connected to leg sleeves, which are a component made of rubber;

[0007] Used to protect the outriggers so that they do not come into direct contact with the ground and cause wear.

[0008] Preferably, the lower end of the workbench is fixedly connected to the motor frame;

[0009] Used to install electric motors.

[0010] Preferably, a connection block is provided at the lower end of the tray, and a through hole is provided on the connection block;

[0011] Used to allow the tray to slide on guide rods A.

[0012] Preferably, the inner surface of the tray is movably connected to a clamping plate, and two groups of clamping plates are provided and symmetrically installed, one side of the clamping plate is movably connected to a spring, and one end of the spring is movably connected to the tray;

[0013] Used for clamping upper platens of different sizes.

[0014] Preferably, the slider is movably connected to a latch;

[0015] Used to flexibly mount the connecting rod to the slider via a latch.

[0016] Preferably, a hydraulic cylinder protective sleeve is provided on the outer surface of the electric hydraulic cylinder;

[0017] Used to protect the electric hydraulic cylinder from external damage.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] 1. The utility model proposes a hot pressing preforming device for producing bulletproof helmets. By setting a working component, after starting the motor, the output end of the motor drives the connecting rod to move, and then the slider moves on the guide rod B, thereby driving the tray to move through the connecting rod, so that the tray is pulled out from under the mold plate to avoid burns.

[0020] 2. The utility model proposes a hot pressing preforming device for producing bulletproof helmets. By setting a hot pressing component, an electric hydraulic cylinder pushes the lower pressing plate downward, so that the mold plate overlaps with the upper pressing plate to perform the hot pressing preforming operation of the helmet. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of a hot pressing preforming device for producing bulletproof helmets proposed by the utility model;

[0022] Figure 2 It is a side view schematic diagram of a hot pressing preforming device for producing bulletproof helmets proposed by the utility model;

[0023] Figure 3 This is a schematic diagram of the overall structure of a workbench of a hot pressing preforming device for producing bulletproof helmets proposed by the utility model;

[0024] Figure 4 This is a schematic diagram of the overall structure of a tray of a hot pressing preforming device for producing bulletproof helmets proposed by the utility model;

[0025] Figure 5 A schematic cross-sectional view of a tray of a hot pressing preforming device for producing a bulletproof helmet proposed in the utility model;

[0026] Figure 6 A schematic cross-sectional view of a mold plate of a hot pressing preforming device for producing a bulletproof helmet proposed in the utility model;

[0027] Legend:

[0028] 1. Working assembly; 11. Support legs; 111. Leg covers; 12. Workbench; 121. Motor frame; 13. Support frame; 14. Guide rod A; 15. Tray; 151. Connecting block; 152. Through hole; 153. Clamping plate; 154. Spring; 16. Guide rod B; 17. Slider; 171. Latch; 18. Connecting rod; 19. Motor; 2. Hot pressing assembly; 21. Electric hydraulics; 211. Hydraulic cylinder protective cover; 22. Lower pressure plate; 23. Mold plate; 24. Heating tube; 25. Upper pressure plate. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0030] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0031] Reference Figure 1-6 The utility model provides an embodiment: a hot pressing preforming device for producing bulletproof helmets, comprising a working component 1, and a hot pressing component 2 movably connected to the upper end of the working component 1, the working component 1 comprises a leg 11, the upper end of the leg 11 is fixedly connected to a workbench 12, the upper end of the workbench 12 is fixedly connected to a support frame 13, the workbench 12 is movably connected to a guide rod A14, which facilitates the movement of a tray 15, the guide rod A14 is provided with two groups and symmetrically installed, the outer surface of the guide rod A14 is movably connected to the tray 15, and a guide rod B1 is provided on one side of the tray 15 6. A slider 17 is provided on the guide rod B16, and the tray 15 is driven to move by the slider 17. One end of the slider 17 is movably connected to the connecting rod 18, and one end of the connecting rod 18 is movably connected to the motor 19 to provide power. The hot pressing component 2 includes an electric hydraulic cylinder 21 to control the movement trajectory of the lower pressing plate 22. The output end of the electric hydraulic cylinder 21 is movably connected to the lower pressing plate 22, and the lower end of the lower pressing plate 22 is movably connected to the mold plate 23. A heating tube 24 is provided on the inner side of the mold plate 23. An upper pressing plate 25 is provided directly below the mold plate 23, and the lower end of the upper pressing plate 25 is movably connected to the tray 15.

[0032] The legs 11 are provided with four groups, and the lower ends of the legs 11 are movably connected to the leg sleeves 111, which are a component made of rubber to protect the legs 11 and prevent the legs 11 from directly contacting the ground and causing wear. The lower end of the workbench 12 is fixedly connected to the motor frame 121, on which the motor 19 is installed. A connecting block 151 is provided at the lower end of the tray 15, and a through hole 152 is provided on the connecting block 151, so that the tray 15 is movably installed on the guide rod A14. The inner surface of the tray 15 is movably connected to the clamping plate 153, and the clamping plate 153 is provided with two groups and is symmetrically installed. One side of the clamping plate 153 is movably connected to the spring 154, and one end of the spring 154 is movably connected to the tray 15 to clamp upper pressure plates 25 of different specifications. The slider 17 is movably connected to the pin 171, and the outer surface of the electric hydraulic cylinder 21 is provided with a hydraulic cylinder protective sleeve 211 to protect the electric hydraulic cylinder 21 from being damaged by impact.

[0033] Working principle: first, put the upper pressing plate 25 on the tray 15, and then fix it through the clamping plate 153, then energize the heating tube 24 to heat the mold plate 23, start the electric hydraulic cylinder 21 to drive the mold plate 23 to move downward until it overlaps with the upper pressing plate 25 to complete the hot pressing work, and then start the motor 19 to drive the connecting rod 18 to rotate, and then the connecting rod 18 drives the slider 17 to slide on the guide rod B16, and when the slider 17 moves to the other end of the guide rod B16, it drives the tray 15 to move, so as to pull the tray 15 out from under the mold plate 23 to prevent the operator from being scalded when pressing the helmet.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hot pressing preforming device for producing bulletproof helmets, comprising a working component (1), and a hot pressing component (2) movably connected to the upper end of the working component (1), characterized in that: The working assembly (1) comprises a support leg (11), the upper end of the support leg (11) is fixedly connected to a workbench (12), the upper end of the workbench (12) is fixedly connected to a support frame (13), the workbench (12) is movably connected to a guide rod A (14), two groups of guide rods A (14) are provided and symmetrically installed, the outer surface of the guide rod A (14) is movably connected to a tray (15), a guide rod B (16) is provided on one side of the tray (15), a slider (17) is provided on the guide rod B (16), and the slider One end of the block (17) is movably connected to a connecting rod (18), and one end of the connecting rod (18) is movably connected to a motor (19). The hot pressing assembly (2) includes an electric hydraulic cylinder (21), and the output end of the electric hydraulic cylinder (21) is movably connected to a lower pressing plate (22). The lower end of the lower pressing plate (22) is movably connected to a mold plate (23). A heating tube (24) is arranged inside the mold plate (23). An upper pressing plate (25) is arranged directly below the mold plate (23), and the lower end of the upper pressing plate (25) is movably connected to a tray (15).

2. A hot pressing preforming device for producing bulletproof helmets according to claim 1, characterized in that: The supporting legs (11) are provided in four groups. The lower ends of the supporting legs (11) are movably connected to leg covers (111), and the leg covers (111) are a component made of rubber.

3. A hot pressing preforming device for producing bulletproof helmets according to claim 1, characterized in that: The lower end of the workbench (12) is fixedly connected to the motor frame (121).

4. A hot pressing preforming device for producing bulletproof helmets according to claim 1, characterized in that: A connecting block (151) is provided at the lower end of the tray (15), and a through hole (152) is provided on the connecting block (151).

5. The hot pressing preforming device for producing bulletproof helmets according to claim 1, characterized in that: The inner surface of the tray (15) is movably connected to a clamping plate (153), and two groups of clamping plates (153) are provided and symmetrically installed. One side of the clamping plate (153) is movably connected to a spring (154), and one end of the spring (154) is movably connected to the tray (15).

6. A hot pressing preforming device for producing bulletproof helmets according to claim 1, characterized in that: The slider (17) is movably connected to a latch pin (171).

7. A hot pressing preforming device for producing bulletproof helmets according to claim 1, characterized in that: A hydraulic cylinder protective sleeve (211) is provided on the outer surface of the electric hydraulic cylinder (21).

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