Automatic winding and coating device for solid propellant

By designing an automated solid propellant winding and coating device, the safety risks and health hazards in the winding and coating process were solved, achieving worker safety isolation and improving production efficiency, thus ensuring equipment safety and product quality.

CN223633283UActive Publication Date: 2025-12-05YI BIN BEI FANG CHUAN AN HUA GONG YOU XIAN GONG SI
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Patent Information

Application Number
CN202423022349.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-09
Publication Date
2025-12-05
Estimated Expiration
2034-12-09

AI Technical Summary

Technical Problem

In existing technologies, the process of wrapping and coating solid propellants poses safety risks and occupational health hazards, involves high labor intensity, and has outdated production conditions.

Method used

An automated solid propellant winding and coating device was designed. By setting up an operating room to separate workers from the winding and coating mechanisms, and by using explosion-proof motors and motor partitions, combined with antistatic rubber and fully sealed bearings, safety and product quality are ensured.

Benefits of technology

It achieves safe isolation between workers and hazardous materials, reduces occupational health risks, improves production efficiency and product quality, and ensures the power supply safety of equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an automatic solid propellant winding and coating device which comprises an operation room, a first transmission lead screw is erected at the outer top of the operation room, and a second transmission lead screw is erected at the inner bottom of the operation room; the fixing mechanism is located in the operation room, one end of the fixing mechanism is rotationally connected with the inner side wall of the operation room, and the other end of the fixing mechanism is used for fixing a solid propellant; one end of the winding mechanism is in sliding connection with the second transmission lead screw, and the other end of the winding mechanism extends into the operation room; and one end of the glue smearing mechanism is in sliding connection with the first transmission lead screw, and the other end of the glue smearing mechanism extends into the operation room and is located between the fixing mechanism and the winding mechanism. By arranging the operation room, workers can be separated from the winding mechanism and the gluing mechanism, the workers are prevented from making direct contact with hazardous articles and occupational health harmful factors, and the safety and body health of the workers are guaranteed.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of cladding technology, especially relates to a solid propellant automatic winding cladding device. BACKGROUND

[0002] In recent years, the safety situation of the explosives industry is grim, and most explosives processing faces greater safety risks. With the increasing attention of the state to the safety of the explosives industry, there are higher requirements for the safety of explosives processing. Solid propellant winding and cladding is an essential part of production and processing. The existing technology uses a common modified lathe, manual brushing of cladding paint and winding of cladding tape. The cladding paint, carbon fiber and glass fiber winding tape used have certain occupational health hazards, and personnel need to do full-body protection work. The labor intensity is high, the working environment is poor, and the production conditions are backward. INVENTION CONTENTS

[0003] The utility model discloses a solid propellant automatic winding cladding device to overcome the defects of the prior art, which can solve the technical problem of harm to workers during the process of solid propellant glue application and winding tape winding.

[0004] The utility model discloses a solid propellant automatic winding cladding device to overcome the defects of the prior art, which can solve the technical problem of harm to workers during the process of solid propellant glue application and winding tape winding.

[0005] A solid propellant automatic winding cladding device comprises an operation room, a first transmission screw rod arranged on the outer top of the operation room, and a second transmission screw rod arranged on the inner bottom of the operation room; a fixing mechanism is arranged in the operation room, one end of the fixing mechanism is rotationally connected to the inner side wall of the operation room, and the other end of the fixing mechanism is used for fixing a solid propellant; a winding mechanism is slidably connected to the second transmission screw rod at one end and extends into the operation room at the other end; and a glue application mechanism is slidably connected to the first transmission screw rod at one end, extends into the operation room at the other end, and is located between the fixing mechanism and the winding mechanism.

[0006] The operation room can separate workers from the winding mechanism and the glue application mechanism, so that workers can avoid direct contact with dangerous goods and occupational health hazards, and the safety and health of workers are ensured.

[0007] In one embodiment, the fixing mechanism, the winding mechanism and the glue application mechanism are connected to a control mechanism.

[0008] In one embodiment, the fixing mechanism comprises a chuck and a rotating shaft, one end of the rotating shaft is connected to a driving motor, the rotating shaft is located on the inner side wall of the operation room, and the other end of the rotating shaft is rotationally connected to the bottom of the chuck.

[0009] In one embodiment, the glue applying mechanism comprises a first sliding block, a glue applying plate, a glue storage tank and a glue pump, the first sliding block is in sliding connection with the first transmission screw rod, the glue storage tank is connected with the first sliding block, the glue applying plate is in communication with the glue storage tank, the glue applying plate is located in the operation room, a plurality of glue outlets are formed in the glue applying plate, and the glue pump is arranged between the glue storage tank and the glue applying plate.

[0010] In one embodiment, the glue applying plate is of telescopic structure.

[0011] In one embodiment, the winding mechanism comprises a winding belt, a second sliding block and a fixing block, the second sliding block is in sliding connection with the second transmission screw rod, the fixing block is connected with the top of the second sliding block, the fixing block is located in the operation room, the winding belt is sleeved on the fixing block, and the winding belt rotates on the fixing block.

[0012] In one embodiment, a telescopic rod is arranged between the second sliding block and the fixing block, and the second sliding block and the fixing block are connected through the telescopic rod.

[0013] In one embodiment, a handle for operating the movement of the fixing block is arranged on the fixing block.

[0014] By arranging the handle, the winding mechanism can be manually driven to move and wind in special cases.

[0015] In one embodiment, the inner bottom of the operation room is further provided with a glue receiving disc, a sliding groove is formed in the glue receiving disc, and the telescopic rod slides in the sliding groove.

[0016] In one embodiment, the chuck is covered with an anti-static rubber skin.

[0017] In one embodiment, the side surface of the operation room is provided with an isolation door, and the isolation door is provided with a latch.

[0018] In one embodiment, the latch is interlocked with the control mechanism.

[0019] The beneficial effects of the utility model lie in:

[0020] 1) The worker only needs to clamp the solid propellant on the winding and coating device to realize processing, the operation room is arranged to separate the worker from the winding mechanism and the glue applying mechanism, direct contact of the worker with dangerous goods and occupational health harmful factors is avoided, and the safety and health of the worker are ensured.

[0021] 2) The latch is arranged to ensure that the worker cannot enter during production and processing, and the problem of mistaken entry of the worker is fundamentally solved.

[0022] 3) winding, gluing, glueing, and excess glue collection are controlled by the staff operating the control mechanism when the equipment is started, and the operation is more uniform than manual operation, ensuring product quality.

[0023] 4) The chuck is provided with an anti-static rubber skin, and the grounding resistance is ≤4 Ω, ensuring that static electricity is not accumulated. The power source of the equipment uses an explosion-proof motor and a motor partition wall, and an electric leakage protection design is added to ensure the safety of the power supply. All bearings use a fully sealed structure.

[0024] When actually used, the following is used: the size of a solid propellant is: an outer diameter of 100 mm, a length of 560 mm, 2 kg of glass fiber tape and finish paint are used, and 3 turns are wound. The operation process is as follows:

[0025] 1. The chuck is operated by the A operator to fix the solid propellant on the chuck, and the solid propellant is kept stable;

[0026] 2. The B operator loads the glass fiber tape into the winding mechanism, and pours the prepared 2 kg of finish paint into the glue storage tank for later use;

[0027] 3. After the A and B operators complete the preparation work, they enter the control room, the A operator operates, and the B operator assists. The operator A confirms again through the control mechanism whether the preparation is in place, and after the confirmation is completed, the operator controls the mechanism to move the glueing plate and the winding tape to the specified position;

[0028] 4. After the automatic winding and coating equipment is started, the latch on the isolation door operates, and the room door cannot be opened;

[0029] 5. The finish paint removed by the glueing device falls into the glue receiving disc, keeping the site clean;

[0030] 6. The operator A observes the winding situation through the display, and each solid propellant completes 3 turns of winding work;

[0031] 7. After completing the winding according to the process requirements, the operator operates the control mechanism, the fixing block and the glueing plate stop running, the latch on the isolation door operates, and the room door can be opened;

[0032] 8. The operator B enters the winding room to take down the solid propellant that has completed winding and places it at the specified position;

[0033] 9. The operators A and B repeat the above work to complete the daily production quantity. BRIEF DESCRIPTION OF DRAWINGS

[0034] In the following, the utility model will be described in more detail based on the embodiments and with reference to the drawings. Among them:

[0035] Figure 1 The structure schematic view of the solid propellant automatic winding and coating device in the embodiment of the utility model is shown.

[0036] Figure 2 A structure diagram of the glue receiving disc in the solid propellant automatic winding and coating device is shown in the embodiment of the present application.

[0037] Reference signs:

[0038] 1 - operation room, 2 - first transmission screw, 3 - second transmission screw, 4 - isolation door, 5 - bolt, 6 - glue receiving disc, 601 - sliding groove, 7 - fixing mechanism, 701 - rotating shaft, 702 - chuck, 703 - anti-static rubber, 8 - glue applying mechanism, 801 - first sliding block, 802 - glue storage tank, 803 - glue applying plate, 804 - glue outlet hole, 805 - glue pump, 9 - winding mechanism, 901 - second sliding block, 902 - telescopic rod, 903 - fixing block, 904 - handle, 10 - winding belt, 11 - control mechanism. DETAILED DESCRIPTION

[0039] The present application will be further described below with reference to the drawings.

[0040] Please refer to Figures 1-2 , it is shown that Figure 1 A structure diagram of the solid propellant automatic winding and coating device is shown in the embodiment of the present application. Figure 2 A structure diagram of the glue applying plate in the solid propellant automatic winding and coating device is shown in the embodiment of the present application.

[0041] The embodiment provides a solid propellant automatic winding and coating device, which comprises: an operation room 1, a first transmission screw 2 is arranged on the outer top of the operation room 1, and a second transmission screw 3 is arranged on the inner bottom of the operation room 1; a fixing mechanism 7 is located in the operation room 1, one end of the fixing mechanism 7 is rotationally connected to the inner side wall of the operation room 1, and the other end is used for fixing a solid propellant; a winding mechanism 9 is slidably connected to the second transmission screw 3 at one end and extends into the operation room 1 at the other end; and a glue applying mechanism 8 is slidably connected to the first transmission screw 2 at one end and extends into the operation room 1 at the other end and is located between the fixing mechanism 7 and the winding mechanism 9.

[0042] The operation room 1 can separate workers from the winding mechanism 9 and the glue applying mechanism 8, so that the workers are prevented from directly contacting dangerous goods and occupational health harmful factors, and the safety and health of the workers are ensured.

[0043] In one embodiment, the fixing mechanism 7, the winding mechanism 9 and the glue applying mechanism 8 are all connected with a control mechanism 11.

[0044] In one embodiment, the fixing mechanism 7 comprises a chuck 702 and a rotating shaft 701, one end of the rotating shaft 701 is connected with a driving motor, the rotating shaft 701 is located on the inner side wall of the operation room 1, and the other end of the rotating shaft 701 is rotatably connected with the bottom of the chuck 702.

[0045] In one embodiment, the glue applying mechanism 8 comprises a first sliding block 801, a glue applying plate 803, a glue storage tank 802 and a glue pump 805, the first sliding block 801 is slidably connected with the first driving screw 2, the glue storage tank 802 is connected with the first sliding block 801, the glue applying plate 803 is in communication with the glue storage tank 802, the glue applying plate 803 is located in the operation room 1, a plurality of glue outlet holes 804 are formed in the glue applying plate 803, and the glue pump 805 is arranged between the glue storage tank 802 and the glue applying plate 803.

[0046] In one embodiment, the glue applying plate 803 is of a telescopic structure.

[0047] In one embodiment, the winding mechanism 9 comprises a winding belt 10, a second sliding block 901 and a fixing block 903, the second sliding block 901 is slidably connected with the second driving screw 3, the fixing block 903 is connected with the top of the second sliding block 901, the fixing block 903 is located in the operation room 1, the winding belt 10 is sleeved on the fixing block 903, and the winding belt 10 rotates on the fixing block 903.

[0048] In one embodiment, a telescopic rod 902 is arranged between the second sliding block 901 and the fixing block 903, and the second sliding block 901 and the fixing block 903 are connected through the telescopic rod 902.

[0049] In one embodiment, a handle 904 for operating the movement of the fixing block 903 is arranged on the fixing block 903.

[0050] By arranging the handle 904, the winding mechanism 9 can be manually driven to move in special cases, so as to realize winding.

[0051] In one embodiment, an inner bottom of the operation room 1 is further provided with a glue receiving disc 6, a sliding groove 601 is formed in the glue receiving disc 6, and the telescopic rod 902 slides in the sliding groove 601.

[0052] In one embodiment, the chuck 702 is coated with an anti-static rubber 703.

[0053] In one embodiment, a side of the operation room 1 is provided with an isolation door 4, and a latch 5 is arranged on the isolation door 4.

[0054] In one embodiment, the latch 5 is interlocked with the control mechanism 11.

[0055] The operation process of the utility model is as follows:

[0056] (1) before use, the winding band 10 to be used is placed on the fixed block 903;

[0057] (2) according to the size of the solid propellant, the chuck 702 position is moved to ensure that the solid propellant is fixed on the chuck 702;

[0058] (3) the driving motor is started, and the rotating shaft 701 drives the solid propellant to rotate at a specified speed;

[0059] (4) the coating paint for winding is placed in the glue storage tank 802 in advance;

[0060] (5) after the equipment is started, the coating paint is delivered to the glue spreading plate 803 on the equipment through the glue pump 805, and is evenly coated on the solid propellant;

[0061] (6) after the equipment is started, the glue spreading plate 803 is always kept above the solid propellant under the driving of the first sliding block 801, and the excess coating paint is wiped off;

[0062] (7) the operator controls the winding mechanism 9 in the control room by using the control mechanism 11, and moves the fixed block 903 to the lower side of the solid propellant to perform winding;

[0063] (8) the latch 5 on the isolation door 4 can open the operating room 1 door when the equipment is stopped, and cannot open the operating room 1 door when the equipment is running.

[0064] In the description of the utility model, it should be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0065] Although the utility model is described herein with reference to particular embodiments, it should be understood that these examples are merely examples of the principles and applications of the utility model. Therefore, it should be understood that many modifications can be made to the exemplary embodiments, and other arrangements can be designed, as long as they do not deviate from the spirit and scope of the utility model defined in the appended claims. It should be understood that different dependent claims and features described herein can be combined in ways different from the original claims. It should also be understood that the features described in conjunction with a single embodiment can be used in other described embodiments.

Claims

1. A solid propellant automated wrapping and covering apparatus, characterized in that, The utility model provides a solid propellant production device, which comprises an operation room (1) having a first transmission screw (2) arranged on the outer top and a second transmission screw (3) arranged on the inner bottom; a fixing mechanism (7) arranged in the operation room (1), one end of the fixing mechanism (7) being rotatably connected to the inner side wall of the operation room (1), and the other end being used for fixing a solid propellant; a winding mechanism (9) having one end slidably connected to the second transmission screw (3) and the other end extending into the operation room (1); and a glue spreading mechanism (8) having one end slidably connected to the first transmission screw (2) and the other end extending into the operation room (1) and located between the fixing mechanism (7) and the winding mechanism (9). The fixing mechanism (7) comprises a chuck (702) and a rotating shaft (701), one end of the rotating shaft (701) being fixedly connected to the inner side wall of the operation room (1), and the other end of the rotating shaft (701) being rotatably connected to the bottom of the chuck (702). The winding mechanism (9) comprises a winding belt (10), a second sliding block (901), and a fixing block (903), the second sliding block (901) being slidably connected to the second transmission screw (3), the fixing block (903) being connected to the top of the second sliding block (901), the fixing block (903) being located in the operation room (1), the winding belt (10) being sleeved on the fixing block (903), and the winding belt (10) being rotatable on the fixing block (903). A telescopic rod (902) is arranged between the second sliding block (901) and the fixing block (903), and the second sliding block (901) and the fixing block (903) are connected through the telescopic rod (902). A handle (904) for moving the fixing block (903) is arranged on the fixing block (903).

2. A solid propellant automated wrapping and covering device according to claim 1, characterized in that, The glue spreading mechanism (8) comprises a first sliding block (801), a glue spreading plate (803), a glue storage tank (802), and a glue pump (805), the first sliding block (801) being slidably connected to the first transmission screw (2), the glue storage tank (802) being connected to the first sliding block (801), the glue spreading plate (803) being in communication with the glue storage tank (802), the glue spreading plate (803) being located in the operation room (1), a plurality of glue outlet holes (804) being formed in the glue spreading plate (803), and the glue pump (805) being arranged between the glue storage tank (802) and the glue spreading plate (803).

3. A solid propellant automated wrapping and covering apparatus as defined in claim 2 wherein, The glue spreading plate (803) has a telescopic structure.

4. A solid propellant automated wrapping and covering apparatus according to claim 3, wherein A glue receiving disc (6) is further arranged on the inner bottom of the operation room (1), a sliding groove (601) is formed in the glue receiving disc (6), and the telescopic rod (902) can slide in the sliding groove (601).

5. A solid propellant automated wrapping and covering apparatus as defined in claim 3 wherein, An anti-static rubber skin (703) is coated on the chuck (702).

6. A solid propellant automated wrapping and covering apparatus as defined in claim 1 wherein, The fixing mechanism (7), the winding mechanism (9), and the glue spreading mechanism (8) are connected to a control mechanism (11).

7. A solid propellant automated wrapping and covering apparatus as defined in claim 6 wherein, ​ 8. A solid propellant automated wrapping and covering apparatus as defined in claim 4 wherein, ​ 9. A solid propellant automated wrapping and covering apparatus as defined in claim 2 wherein, ​ 10. A solid propellant automated wrapping apparatus according to any one of claims 1 to 9, characterized in that, ​