A fully automatic packaging device for shaft parts

By using automated drive and adjustment components, the problem of uneven winding in the packaging of large-diameter shafts has been solved, achieving efficient and safe fully automated packaging of shafts.

CN120482429BActive Publication Date: 2025-10-28CHINA MACHINE KAIBO SURFACE TECHNOLOGY (JIANGSU) CO LTD
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Patent Information

Application Number
CN202510976641.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-07-16
Publication Date
2025-10-28
Estimated Expiration
2045-07-16

AI Technical Summary

Technical Problem

In the existing technology, it is difficult to achieve uniform winding of large-diameter shafts during the packaging process. Manual operation can easily lead to wrinkles, overlaps or loosening of the wrapping film, and there are also safety hazards.

Method used

An automated drive mechanism is used to rotate the shaft, combined with the reciprocating movement and holding mechanism of the wrapping film roll. The winding position and pressure are controlled by a motor to ensure that the wrapping film evenly covers the entire length of the shaft. It is also equipped with a protective airbag to prevent external impact, and the adjustment component can adapt to different diameters.

Benefits of technology

It achieves uniform winding of large-diameter shafts, improves packaging efficiency and consistency, avoids damage to the stretch film and safety accidents, and is suitable for automated packaging of shafts of different sizes.

✦ Generated by Eureka AI based on patent content.

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Abstract

This invention relates to the field of shaft parts manufacturing technology and discloses a fully automatic packaging device for shaft parts, including a support frame with a drive mechanism. The drive mechanism includes a drive assembly, a second drive roller, and a first drive roller. A shaft driven by the drive assembly is placed on the second drive roller and the first drive roller. A winding mechanism is installed on the drive mechanism, including a reciprocating assembly and a winding film roll. The reciprocating assembly controls the winding film roll to wind around the shaft from different positions during the rotation of the shaft. A holding mechanism is fixedly installed on the winding mechanism. A first motor drives a third gear to mesh with the first and second gears, causing the first and second drive rollers to rotate synchronously. The friction of the rubber roller surface drives the shaft to rotate stably. This device can adapt to the rotation requirements of shafts of different diameters, especially providing sufficient driving torque for large shafts, avoiding jamming caused by high rotational inertia, and ensuring uniform winding of the winding film.
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Description

Technical Field

[0001] This invention relates to the field of shaft parts manufacturing technology, and in particular to a fully automatic packaging device for shaft parts. Background Technology

[0002] In the field of machining and parts manufacturing, shaft parts are widely used in many industrial scenarios such as aerospace, automobile manufacturing, and precision instruments because they have core functions such as transmitting torque and supporting mechanical structures. After the shaft parts are processed, in order to avoid damage from bumps, contamination, and corrosion during transportation and storage, their surfaces need to be wrapped and packaged.

[0003] Existing patent publication number CN118953834A discloses a fully automatic collection and packaging device for shaft parts, relating to the field of shaft parts production. It includes a conveyor belt with rotating rollers at both ends and support plates on both sides. The two ends of the rotating rollers are rotatably connected to the corresponding support plates. A collection mechanism is located at one end of the conveyor belt, and the collection mechanism is equipped with a limiting mechanism. When the drive motor starts, the rotating rollers move the conveyor belt. With the cooperation of the conveyor belt and the collection mechanism, the shafts within the collection mechanism are sequentially arranged on the conveyor belt. Simultaneously, the collection mechanism drives the limiting mechanism, which restricts the shafts about to move onto the conveyor belt. Then, the shafts on the conveyor belt are removed by the operator at the other end of the conveyor belt for packaging and boxing. This allows the shafts to move in sequence, facilitating subsequent sorting and boxing by the operator, while also reducing the possibility of shaft misalignment during movement.

[0004] Therefore, it can be seen that for small-diameter shafts, packaging can be completed with simple adjustments, and the packaging efficiency and tightness can basically meet the requirements. However, when faced with large-diameter shafts, traditional packaging cannot meet the requirements. On the one hand, large shafts are heavy and have high rotational inertia, making it difficult for people to operate and control them manually. This often leads to problems such as wrinkles, overlaps, or local loosening of the stretch film, which not only affects the appearance of the packaging but also reduces the protective effect on the shaft due to uneven protective layer. On the other hand, manual operation of large shafts is prone to accidents and is not suitable for packaging large shafts.

[0005] To address the aforementioned problems, this application proposes a fully automated packaging device for shaft-type parts. Summary of the Invention

[0006] This invention proposes a fully automatic packaging device for shaft parts, which solves the problem in related technologies that large shafts have large weight and high rotational inertia, making them difficult to operate and control manually, often resulting in wrinkles, overlaps or local loosening of the wrapping film.

[0007] The present invention proposes a fully automatic packaging device for shaft parts, including a support frame, on which a driving mechanism is fixedly connected. The driving mechanism includes a driving component, a second driving roller, and a first driving roller, on which a shaft driven by the driving component is placed.

[0008] A winding mechanism is fixedly installed on the drive mechanism. The winding mechanism includes a reciprocating component and a winding film roll. One end of the winding film roll is attached to the shaft. During the rotation of the shaft, the reciprocating component controls the winding film roll to wind the shaft from different positions.

[0009] A pressing mechanism is fixedly installed on the winding mechanism. The pressing mechanism includes a pressure roller and a pressing component. The pressure roller contacts the shaft under the action of the pressing component and strengthens the connection between the winding film roll and the shaft during the winding process of the shaft.

[0010] As a further optimization of the present invention, the reciprocating assembly includes two mounting plates, which are fixedly connected to a mounting frame. A reciprocating screw is rotatably mounted between the two mounting plates. A threaded block is threadedly connected to the reciprocating screw, and the threaded block is slidably connected to the mounting frame. A storage box is fixedly connected to the threaded block, and the winding film roll is located inside the storage box and rotatably connected to the winding film roll. A second motor is fixedly mounted on the mounting plate, and the power output shaft of the second motor is fixedly connected to the reciprocating screw.

[0011] As a further optimization of the present invention, the drive assembly includes a mounting frame, which is fixedly connected to a support frame. The second drive roller and the first drive roller are located inside the mounting frame, and the mounting frame is rotatably connected to the second drive roller and the first drive roller. A first motor is fixedly mounted on the support frame, and the power output shaft of the first motor extends into the mounting frame. A third gear is fixedly mounted on the power output shaft of the first motor, and a second gear and a first gear mesh on the third gear. The second gear is fixedly connected to the second drive roller, and the first gear is fixedly connected to the first drive roller.

[0012] As a further optimization of the present invention, a protective cover is fixedly connected to the storage box, the winding film roll is located inside the protective cover, and the winding film roll extends through the protective cover to the shaft and is bonded to the shaft.

[0013] As a further optimization of the present invention, the pressing mechanism further includes a protective component, which is rotatably connected to the pressure roller and connected to the lower pressing component mechanism. An adjustment component is fixedly connected to the lower pressing component.

[0014] As a further optimization of the present invention, the protective component includes a sliding box, which is slidably connected to the protective cover. A sliding groove is provided inside the sliding box, and an auxiliary plate is slidably connected inside the sliding groove. A sliding plate is fixedly connected to the bottom of the auxiliary plate, a connecting column is fixedly connected to the top of the sliding plate, a slider is fixedly connected to the top of the connecting column, and a second spring is fixedly connected to the top of the slider. The top of the second spring is fixedly connected to the sliding box.

[0015] As a further optimization of the present invention, the protective component further includes a protective airbag, the protective airbag being fixedly connected to the protective cover, an air guide tube being fixedly connected to the protective airbag, the air guide tube extending into the interior of the protective cover and being fixedly connected to the sliding box, an extension column being slidably connected inside the air guide tube, and the extension column being fixedly connected to the slider.

[0016] As a further optimization of the present invention, the adjustment component includes a first mounting bracket, which is fixedly connected to a protective cover. A second mounting bracket is fixedly connected to the first mounting bracket, and a third motor is fixedly connected to the second mounting bracket. A fifth gear is fixedly connected to the power output shaft of the third motor, and a fourth gear meshes with the fifth gear.

[0017] As a further optimization of the present invention, the pressing assembly includes a first screw, which is fixedly connected to a fourth gear and rotatably connected to a first mounting bracket. A pressure plate is threaded onto the first screw, and the pressure plate is slidably connected to the first mounting bracket. A first spring is fixedly connected to the bottom of the pressure plate, and a connecting rod is fixedly connected to the bottom of the first spring. The connecting rod is fixedly connected to a sliding box.

[0018] As a further optimization of the present invention, a second rotating shaft is rotatably connected to the sliding box, a rotating plate is fixedly connected to the second rotating shaft, a cleaning adsorption roller is rotatably connected between the two rotating plates, a fixed box is fixedly installed on the sliding box, a push plate is slidably connected inside the fixed box, the push plate is connected to the fixed box through a third spring, a rack is fixedly connected to the push plate, the rack passes through the fixed box and is slidably connected to the fixed box, the rack meshes with a sixth gear, a second screw is rotatably connected to the fixed box, a movable column is threadedly connected to the second screw, and the movable column is slidably connected to the fixed box.

[0019] The above-described technical solution of the present invention has the following beneficial technical effects:

[0020] The first motor drives the third gear to mesh with the first and second gears, causing the first and second drive rollers to rotate synchronously. The friction of the rubber roller surface drives the shaft to rotate stably. It can adapt to the rotation requirements of shafts with different diameters, especially providing sufficient driving torque for large shafts, avoiding jamming caused by high rotational inertia, ensuring uniform wrapping of the stretch film, and improving packaging efficiency and consistency.

[0021] The second motor drives the reciprocating screw to move the threaded block and the wrapping film roll in the storage box back and forth. The wrapping position is automatically adjusted during the rotation of the shaft. For large shafts, this mechanism can make the wrapping film cover its entire length, avoiding the tedious operation of manual segmented fixing. For small shafts, it can precisely control the wrapping spacing without additional adjustment of equipment parameters. The automated reciprocating motion achieves efficient packaging of full-size shafts.

[0022] The pressure roller, in conjunction with the first spring and the pressing assembly, can automatically adjust the holding force according to the shaft diameter. When handling large shafts, the third motor drives the fifth and fourth gears to adjust the pressing amount of the first screw, maintaining the spring tension to ensure the tightness of the pressure roller on the stretch film. The buffer structure composed of the protective airbag and the air guide tube can temporarily lift the pressure roller by pushing the extension column with gas pressure when splashed, preventing the stretch film from breaking due to external interference during the packaging of large shafts, while protecting the core components of the equipment from impact damage. Attached Figure Description

[0023] Figure 1 This is a first-view overall structural diagram of a fully automatic packaging device for shaft parts proposed in this invention.

[0024] Figure 2 This is a second-view overall structural diagram of a fully automatic packaging device for shaft parts proposed in this invention;

[0025] Figure 3 This is a third-view overall structural diagram of a fully automated packaging device for shaft parts proposed in this invention;

[0026] Figure 4 The present invention proposes a fully automatic packaging device for shaft parts. Figure 3 Enlarged schematic diagram of part A;

[0027] Figure 5 This is a schematic diagram of the winding mechanism of a fully automatic packaging device for shaft parts proposed in this invention;

[0028] Figure 6 This is a schematic diagram of the protective component of a fully automatic packaging device for shaft parts proposed in this invention;

[0029] Figure 7The present invention proposes a fully automatic packaging device for shaft parts. Figure 6 Enlarged schematic diagram of part B;

[0030] Figure 8 This is a schematic diagram of the adjustment component structure of a fully automatic packaging device for shaft parts proposed in this invention;

[0031] Figure 9 This is a schematic diagram of the internal structure of the sliding box of a fully automatic packaging device for shaft parts proposed in this invention;

[0032] Figure 10 This is a schematic diagram of the connection structure between the cleaning adsorption roller and the cleaning box in a fully automatic packaging device for shaft parts proposed in this invention.

[0033] Reference numerals: 1. Support frame; 201. Mounting frame; 202. First motor; 203. First gear; 204. First drive roller; 205. Third gear; 206. Second drive roller; 207. Second gear; 301. Second motor; 302. Storage box; 303. Mounting plate; 304. Reciprocating screw; 305. Stretch film roll; 306. Threaded block; 401. Protective cover; 402. Protective airbag; 403. Pressure roller; 404. Sliding box; 405. Connecting rod; 406. First mounting frame; 407. Third motor; 408. First screw... 409. Rod; 410. Fourth gear; 411. Fifth gear; 412. Second mounting bracket; 413. Pressure plate; 414. First spring; 415. Sliding plate; 416. Second spring; 417. Sliding groove; 418. Sliding block; 419. Extension column; 420. Air guide pipe; 421. Connecting column; 422. Auxiliary plate; 501. Cleaning adsorption roller; 502. Rack; 503. Fixing box; 504. Second screw; 505. Sixth gear; 506. Rotating plate; 507. Second rotating shaft; 508. Moving column; 509. Push plate; 510. Third spring. Detailed Implementation

[0034] To make the objectives, technical solutions, and advantages of this invention clearer, the invention will be further described in detail below with reference to specific embodiments and the accompanying drawings. It should be understood that these descriptions are merely exemplary and not intended to limit the scope of the invention. Furthermore, descriptions of well-known structures and techniques are omitted in the following description to avoid unnecessarily obscuring the concept of the invention.

[0035] like Figure 1 - Figure 10 As shown, the present invention proposes a fully automatic packaging device for shaft parts, including a support frame 1, on which a driving mechanism is fixedly connected. The driving mechanism includes a driving component and a second driving roller 206 and a first driving roller 204. A shaft driven by the driving component is placed on the second driving roller 206 and the first driving roller 204.

[0036] A winding mechanism is fixedly installed on the drive mechanism. The winding mechanism includes a reciprocating component and a winding film roll 305. One end of the winding film roll 305 is bonded to the shaft. During the rotation of the shaft, the reciprocating component controls the winding film roll 305 to wind around the shaft from different positions.

[0037] A pressing mechanism is fixedly installed on the winding mechanism. The pressing mechanism includes a pressure roller 403 and a pressing component. The pressure roller 403 contacts the shaft under the action of the pressing component and strengthens the connection between the winding film roll 305 and the shaft during the winding process of the shaft.

[0038] It should be noted that when using this device, the shaft needs to be placed between the second drive roller 206 and the first drive roller 204 first, and one end of the wrapping film roll 305 needs to be found and attached to the shaft. Then, the second drive roller 206 and the first drive roller 204 are rotated by the drive assembly. When the second drive roller 206 and the first drive roller 204 rotate, they will drive the shaft to rotate due to friction. The rotation of the shaft will continuously pull the wrapping film roll 305, causing the wrapping film roll 305 to wrap around the shaft. During the process of the wrapping film roll 305 being continuously released from being wrapped by the shaft, the reciprocating assembly can also be activated. The reciprocating assembly causes the wrapping film roll 305 to move back and forth continuously. In this way, the wrapping film roll 305 can act on the entire position of the shaft, wrapping the entire position of the shaft and completing the packaging of the shaft.

[0039] During the process of the shaft winding the film roll 305, the pressure roller 403 will press down, so that the film roll 305 wound on the shaft will be continuously pressed by the pressure roller 403, making the connection between the film roll 305 and the shaft tight, ensuring the quality of automatic packaging. Moreover, with the help of the pressing component, the pressure roller 403 can be controlled to act on shafts of different sizes, effectively avoiding the occurrence of over-pressing or insufficient pressing force.

[0040] The drive assembly includes a mounting frame 201, which is fixedly connected to a support frame 1. A second drive roller 206 and a first drive roller 204 are located inside the mounting frame 201, and the mounting frame 201 is rotatably connected to the second drive roller 206 and the first drive roller 204. A first motor 202 is fixedly mounted on the support frame 1, and the power output shaft of the first motor 202 extends into the mounting frame 201. A third gear 205 is fixedly mounted on the power output shaft of the first motor 202, and a second gear 207 and a first gear 203 mesh on the third gear 205. The second gear 207 is fixedly connected to the second drive roller 206, and the first gear 203 is fixedly connected to the first drive roller 204.

[0041] It should be noted that when the shaft is placed on the second drive roller 206 and the first drive roller 204, the first motor 202 is started. The power output shaft of the first motor 202 will drive the third gear 205 to rotate, and the third gear 205 will drive the second gear 207 and the first gear 203 to rotate. In this way, the second drive roller 206 and the first drive roller 204 will also rotate together. When the first drive roller 204 and the second drive roller 206 rotate, the shaft will rotate by means of friction. The friction of the first drive roller 204 and the second drive roller 206 is made of rubber, which has a large friction force and can drive the shaft to rotate well.

[0042] The reciprocating assembly includes two mounting plates 303, which are fixedly connected to the mounting frame 201. A reciprocating screw 304 is rotatably mounted between the two mounting plates 303. A threaded block 306 is threadedly connected to the reciprocating screw 304. The threaded block 306 is slidably connected to the mounting frame 201. A storage box 302 is fixedly connected to the threaded block 306. A stretch film roll 305 is located inside the storage box 302 and is rotatably connected to the stretch film roll 305. A second motor 301 is fixedly mounted on the mounting plate 303. The power output shaft of the second motor 301 is fixedly connected to the reciprocating screw 304.

[0043] It should be noted that when the shaft is driven to rotate by the first drive roller 204 and the second drive roller 206, it will continuously wind the film roll 305. The film roll 305 will be continuously released for the shaft to wind. During this process, the second motor 301 can be started, which will control the reciprocating screw 304 to rotate. The reciprocating screw 304 will cause the threaded block 306 to move back and forth. The reciprocating movement of the reciprocating screw 304 will cause the storage box 302 to move back and forth in conjunction with the film roll 305. Thus, the film roll 305 can wind different positions on the shaft without having to fix it back and forth multiple times before winding, saving operation time.

[0044] A protective cover 401 is fixedly connected to the storage box 302. The wrapping film roll 305 is located inside the protective cover 401. The wrapping film roll 305 extends through the protective cover 401 to the shaft and is bonded to the shaft.

[0045] It should be noted that, due to the protective cover 401, the stretch film roll 305 can be wrapped. Since the stretch film roll 305 is easily damaged, if flying objects fall onto the stretch film roll 305 during operation, it can easily cause damage. When the stretch film roll 305 is pulled and wrapped, it is easy to break. In this case, the operator needs to re-fix the stretch film roll 305 before it can be used, which is not conducive to the continuous use of the stretch film roll 305.

[0046] The pressing mechanism also includes a protective component, which is rotatably connected to the pressure roller 403 and connected to the lower pressing component mechanism. An adjustment component is fixedly connected to the lower pressing component.

[0047] The protective assembly includes a sliding box 404, which is slidably connected to the protective cover 401. The sliding box 404 has a sliding groove 416 inside, and an auxiliary plate 421 is slidably connected inside the sliding groove 416. A sliding plate 414 is fixedly connected to the bottom of the auxiliary plate 421, and a connecting post 420 is fixedly connected to the top of the sliding plate 414. A slider 417 is fixedly connected to the top of the connecting post 420, and a second spring 415 is fixedly connected to the top of the slider 417. The top of the second spring 415 is fixedly connected to the sliding box 404.

[0048] The protective assembly also includes a protective airbag 402, which is fixedly connected to the protective cover 401. An air duct 419 is fixedly connected to the protective airbag 402. The air duct 419 extends into the interior of the protective cover 401 and is fixedly connected to the sliding box 404. An extension post 418 is slidably connected inside the air duct 419, and the extension post 418 is fixedly connected to the slider 417.

[0049] It should be noted that due to the influence of the working environment, there may be some splashing objects. The protective cover 401 protects the stretch film roll 305 from being affected. However, these splashing objects will directly impact the protective cover 401. In severe cases, the protective cover 401 may be deformed by the impact; in milder cases, the protective cover 401 will be vibrated, which will affect the pressing component. The pressing component will cause the pressure roller 403 to move further downward, thus increasing the pressure on the stretch film roll 305. This could lead to the stretch film roll 305 being pulled and damaged during winding, affecting its winding around the shaft. Therefore, a protective airbag 402 is provided, which is filled with... When the splashed material falls onto the protective airbag 402, the airbag 402 will act as a buffer to reduce damage. The airbag 402, under the action of the splashed material, will cause the gas to act on the air guide tube 419, thereby causing the extension column 418 inside the air guide tube 419 to move out. In this way, the extension column 418 can drive the slider 417 to move, the slider 417 drives the sliding plate 414 to move, and the sliding plate 414 drives the pressure roller 403 to move, so that the pressure roller 403 cannot act on the winding film roll 305, avoiding the phenomenon of excessive pressure. After the splashed material is removed, it will return to its original position under the action of the second spring 415, so that it can be used again.

[0050] The adjustment assembly includes a first mounting bracket 406, which is fixedly connected to a protective cover 401. A second mounting bracket 411 is fixedly connected to the first mounting bracket 406. A third motor 407 is fixedly connected to the second mounting bracket 411. A fifth gear 410 is fixedly connected to the power output shaft of the third motor 407. A fourth gear 409 meshes with the fifth gear 410.

[0051] The pressing assembly includes a first screw 408, which is fixedly connected to a fourth gear 409 and rotatably connected to a first mounting bracket 406. A pressure plate 412 is threaded onto the first screw 408 and slidably connected to the first mounting bracket 406. A first spring 413 is fixedly connected to the bottom of the pressure plate 412, and a connecting rod 405 is fixedly connected to the bottom of the first spring 413. The connecting rod 405 is fixedly connected to the sliding box 404.

[0052] It should be noted that since the dimensions of the shafts are not all the same, when the diameter of the shaft is small, the action of the first spring 413 will cause the slide groove 416 and the sliding box 404 to move the pressure roller 403 downward. Although this still allows the pressure roller 403 to contact the shaft, the tension of the first spring 413 will be greatly reduced, and the pressing force of the pressure roller 403 on the shaft will also decrease, failing to achieve the original effect. This allows the third motor 407 to be activated, which controls the rotation of the fifth gear 410, which in turn controls the rotation of the fourth gear. When wheel 409 rotates, the fourth gear 409 controls the first screw 408 to rotate. The first screw 408 causes the pressure plate 412 to move downward, which further compresses the first spring 413, thus ensuring the tension of the first spring 413. With the tension of the first spring 413 guaranteed, the pressure of the pressure roller 403 on the shaft is also guaranteed, which can continuously and effectively assist the winding film roll 305 in winding onto the shaft. When encountering a shaft with a large diameter, the same applies; the first spring 413 can be stretched to reduce its tension and decrease the holding force of the pressure roller 403.

[0053] A second rotating shaft 507 is rotatably connected to the sliding box 404. A rotating plate 506 is fixedly connected to the second rotating shaft 507. A cleaning adsorption roller 501 is rotatably connected between the two rotating plates 506. A fixed box 503 is fixedly installed on the sliding box 404. A push plate 509 is slidably connected inside the fixed box 503. The push plate 509 is connected to the fixed box 503 through a third spring 510. A rack 502 is fixedly connected to the push plate 509. The rack 502 passes through the fixed box 503 and is slidably connected to the fixed box 503. The rack 502 meshes with a sixth gear 505. A second screw 504 is rotatably connected to the fixed box 503. A moving column 508 is threadedly connected to the second screw 504. The moving column 508 is slidably connected to the fixed box 503.

[0054] It should be noted that a torsion spring is installed at the rotatable connection between the second rotating shaft 507 and the sliding box 404. The torsion spring will cause the rotating plate 506 to rotate, so that the cleaning adsorption roller 501 will press down on the shaft, allowing the shaft to rotate first. The rotating shaft will be cleaned by the cleaning adsorption roller 501, which facilitates the subsequent winding of the film roll 305. The adjustment of the first spring 413 mentioned above will also have an effect on the cleaning adsorption roller 501, so that the cleaning adsorption roller 501 always applies constant pressure to the shaft, ensuring that the shaft can be cleaned well. When the cleaning adsorption roller 501 is not needed, the second screw 504 can be rotated, so that the second screw 504 drives the moving column 508 to move. The movement of the moving column 508 will squeeze the push plate 509. The push plate 509 is squeezed and acts on the rack 502. With the help of the rack 502, the rotating plate 506 and the cleaning adsorption roller 501 will rotate. In this way, the cleaning adsorption roller 501 can move away from the shaft, which facilitates the subsequent winding of the film roll 305.

[0055] Working principle:

[0056] After the first motor 202 on the support frame 1 is started, its power output shaft drives the third gear 205 to rotate. The third gear 205 simultaneously meshes with the first gear 203 and the second gear 207, thereby driving the first drive roller 204 and the second drive roller 206 to rotate synchronously within the mounting frame 201.

[0057] Since the surfaces of the first drive roller 204 and the second drive roller 206 are made of rubber, the friction drives the shaft placed on it to rotate, providing a power basis for subsequent wrapping and packaging.

[0058] The second motor 301 is mounted on the mounting plate 303. After starting, it drives the reciprocating screw 304 to rotate, causing the threaded block 306 to slide back and forth in the mounting frame 201. The threaded block 306 drives the storage box 302 and the internal winding film roll 305 to move synchronously.

[0059] One end of the stretch film roll 305 is attached to the shaft. When the shaft rotates, it pulls the stretch film. At the same time, the reciprocating motion of the reciprocating screw 304 makes the stretch film evenly cover the entire length of the shaft, realizing automatic full-size wrapping.

[0060] The third motor 407 is fixed on the second mounting bracket 411. After starting, it meshes with the fourth gear 409 through the fifth gear 410, driving the first screw 408 to rotate, causing the pressure plate 412 to move up and down within the first mounting bracket 406, compressing or stretching the first spring 413, thereby adjusting the height of the connecting rod 405 and the sliding box 404, and realizing the adaptive adjustment of the pressing force of the pressure roller 403 on the shaft.

[0061] When the shaft diameter is large, the first spring 413 is kept under tension by the third motor 407, and the pressure roller 403 presses the wrapping film tightly; when the diameter is small, the spring tension is automatically compensated to ensure that the wrapping film is tightly connected to the shaft.

[0062] The protective airbag 402 is fixed on the protective cover 401. When the splashing object hits, the gas in the airbag pushes the extension column 418 through the air guide tube 419, which drives the slider 417 to slide in the slide groove 416, temporarily lifting the sliding plate 414 and the pressure roller 403 to avoid the membrane material from being broken due to excessive pressure. After the impact, the second spring 415 resets the structure.

[0063] The cleaning adsorption roller 501 is mounted on the second rotating shaft 507 of the sliding box 404 via the rotating plate 506. When the shaft rotates, the cleaning adsorption roller 501 presses against the shaft surface under the action of the torsion spring to clean impurities. When the second screw 504 is rotated, the moving column 508 pushes the push plate 509, which in turn drives the rotating plate 506 to rotate through the meshing of the sixth gear 505 with the rack 502. This allows the cleaning adsorption roller 501 to be retracted without affecting the winding operation.

[0064] The embodiments of the present invention have been described above, but the embodiments are not limited to the specific implementation methods described above. The specific implementation methods described above are merely illustrative and not restrictive. Those skilled in the art can make many other forms under the guidance of the embodiments described above, all of which are within the protection scope of the embodiments described above.

Claims

1. A fully automatic packaging device for shaft-type parts, characterized in that, Includes a support frame (1), on which a drive mechanism is fixedly connected. The drive mechanism includes a drive assembly, a second drive roller (206), and a first drive roller (204). A shaft driven by the drive assembly is placed on the second drive roller (206) and the first drive roller (204). A winding mechanism is fixedly installed on the drive mechanism. The winding mechanism includes a reciprocating component and a winding film roll (305). One end of the winding film roll (305) is bonded to the shaft. During the rotation of the shaft, the reciprocating component controls the winding film roll (305) to wind around the shaft from different positions. A pressing mechanism is fixedly installed on the winding mechanism. The pressing mechanism includes a pressure roller (403) and a pressing component. The pressure roller (403) contacts the shaft under the action of the pressing component and strengthens the connection between the winding film roll (305) and the shaft during the winding process of the shaft winding the winding film roll (305). The winding film roll (305) is located inside the protective cover (401), and the winding film roll (305) extends through the protective cover (401) to the shaft and is bonded to the shaft; The pressing mechanism further includes a protective component, which is rotatably connected to the pressure roller (403) and connected to the lower pressing component mechanism. An adjustment component is fixedly connected to the lower pressing component. The protective assembly includes a sliding box (404), which is slidably connected to the protective cover (401). The sliding box (404) has a groove (416) inside, and an auxiliary plate (421) is slidably connected inside the groove (416). A sliding plate (414) is fixedly connected to the bottom of the auxiliary plate (421), and a connecting post (420) is fixedly connected to the top of the sliding plate (414). A slider (417) is fixedly connected to the top of the connecting post (420), and a second spring (415) is fixedly connected to the top of the slider (417). The top of the second spring (415) is fixedly connected to the sliding box (404). The protective assembly also includes a protective airbag (402), which is fixedly connected to the protective cover (401). An air guide tube (419) is fixedly connected to the protective airbag (402). The air guide tube (419) extends into the interior of the protective cover (401) and is fixedly connected to the sliding box (404). An extension column (418) is slidably connected inside the air guide tube (419). The extension column (418) is fixedly connected to the slider (417). The adjustment assembly includes a first mounting bracket (406), which is fixedly connected to a protective cover (401). A second mounting bracket (411) is fixedly connected to the first mounting bracket (406), and a third motor (407) is fixedly connected to the second mounting bracket (411). A fifth gear (410) is fixedly connected to the power output shaft of the third motor (407), and a fourth gear (409) meshes with the fifth gear (410). The pressing assembly includes a first screw (408), which is fixedly connected to a fourth gear (409). The first screw (408) is rotatably connected to a first mounting bracket (406). A pressure plate (412) is threaded onto the first screw (408). The pressure plate (412) is slidably connected to the first mounting bracket (406). A first spring (413) is fixedly connected to the bottom of the pressure plate (412). A connecting rod (405) is fixedly connected to the bottom of the first spring (413). The connecting rod (405) is fixedly connected to a sliding box (404).

2. The fully automatic packaging device for shaft parts according to claim 1, characterized in that, The reciprocating assembly includes two mounting plates (303), which are fixedly connected to the mounting frame (201). A reciprocating screw (304) is rotatably mounted between the two mounting plates (303). A threaded block (306) is threadedly connected to the reciprocating screw (304). The threaded block (306) is slidably connected to the mounting frame (201). A storage box (302) is fixedly connected to the threaded block (306). A protective cover (401) is fixedly connected to the storage box (302). The winding film roll (305) is located inside the storage box (302) and is rotatably connected to the winding film roll (305). A second motor (301) is fixedly mounted on the mounting plate (303). The power output shaft of the second motor (301) is fixedly connected to the reciprocating screw (304).

3. The fully automatic packaging device for shaft parts according to claim 2, characterized in that, The drive assembly includes a mounting frame (201) which is fixedly connected to a support frame (1). The second drive roller (206) and the first drive roller (204) are located inside the mounting frame (201). The mounting frame (201) is rotatably connected to the second drive roller (206) and the first drive roller (204). A first motor (202) is fixedly mounted on the support frame (1). The power output shaft of the first motor (202) extends into the mounting frame (201). A third gear (205) is fixedly mounted on the power output shaft of the first motor (202). A second gear (207) and a first gear (203) mesh on the third gear (205). The second gear (207) is fixedly connected to the second drive roller (206), and the first gear (203) is fixedly connected to the first drive roller (204).

4. The fully automatic packaging device for shaft parts according to claim 3, characterized in that, A second rotating shaft (507) is rotatably connected to the sliding box (404), and a rotating plate (506) is fixedly connected to the second rotating shaft (507). A cleaning adsorption roller (501) is rotatably connected between the two rotating plates (506). A fixed box (503) is fixedly installed on the sliding box (404), and a push plate (509) is slidably connected inside the fixed box (503). The push plate (509) is connected to the fixed box (503) by a third spring (510). The push plate (509) is connected to the fixed box (503), and a rack (502) is fixedly connected to the push plate (509). The rack (502) passes through the fixed box (503) and is slidably connected to the fixed box (503). The rack (502) meshes with the sixth gear (505). A second screw (504) is rotatably connected to the fixed box (503). A moving column (508) is threadedly connected to the second screw (504). The moving column (508) is slidably connected to the fixed box (503).

Citation Information

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