Anti-falling device of high-speed ring type winding machine
By installing speed sensors and sprockets on a high-speed ring winding machine, the falling speed of the ring can be detected and prevented from falling, thus solving the risk of falling due to the increased weight of the ring and achieving stable lifting and protection.
Patent Information
- Application Number
- CN202423237750.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-27
AI Technical Summary
The existing high-speed ring winding machine has a large ring weight, which increases the risk of the ring falling. Existing fall protection devices are not effective in preventing this.
The device employs a combination of components including a speed sensor, anti-fall plate, mounting block, sliding plate, spring, guide block, trapezoidal groove, wedge guide block, and cylinder. The speed sensor detects the falling speed of the rotating ring, the cylinder drives the wedge guide block to retract and prevent the rotating ring from falling, and the sprocket, chain, and counterweight ensure the balance of the rotating ring's lifting and lowering motion.
It achieves effective anti-fall protection for the rotating ring, ensuring its stable lifting and lowering movement, avoiding increased motor load and power, and making the operation more balanced and stable.
Smart Images
Figure CN223576060U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to winding machine technical field especially relates to a kind of anti-falling device of high-speed ring winding machine. BACKGROUND
[0002] The existing ring winding machine generally has lifting frame, swivel ring and film seat and other devices, these devices are usually closely connected and need to be flexibly rotated and moved up and down to carry out film winding operation, and the overall quality of these devices is often very large, it is difficult to ensure the safety problem caused by working loss, so generally anti-falling safety system is set on the machine.
[0003] The existing patent with publication number CN2018219620781 discloses an anti-falling safety system, comprising four machine stand columns, a swivel ring is fixedly installed at the middle part of each of the four machine stand columns, a lifting frame is fixedly installed at the top of the swivel ring, and the four corners of the lifting frame are slidingly connected with the four machine stand columns, a machine stand beam is fixedly connected to the top end of each of the four machine stand columns, a motor is fixedly arranged on the side wall of one of the machine stand beams, and the output end of the motor is drivingly connected with a transmission shaft through a gear box and is installed between the two machine stand beams, the device has the advantages of simple structure, convenient manufacturing and installation, stable operation, safety and reliability.
[0004] However, the applicant found that the swivel ring of the above-mentioned device has a higher weight compared to the swivel ring of a general high-speed ring winding machine, which further increases the risk of swivel ring falling, based on this, we propose an anti-falling device for high-speed ring winding machine for improvement. SUMMARY
[0005] The utility model aims at solving the shortcomings in the prior art and proposes an anti-falling device for high-speed ring winding machine.
[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an anti-falling device for high-speed ring winding machine, comprising a machine stand, a mounting bracket is slidingly arranged on the machine stand, a swivel ring is rotatably connected to the lower end of the mounting bracket, a drive shaft is rotatably connected to one side of the upper end surface of the machine stand, chain wheels are fixedly connected to the two ends of the drive shaft, hoisting chains are sleeved on the outer wall of the chain wheels, a fixed plate is fixedly connected to one side of the outer wall of the mounting bracket, one end of the hoisting chains is fixedly connected to the fixed plate, and a counterweight is fixedly connected to the other end of the hoisting chains.
[0007] The rear end of the rack is fixedly connected with a falling prevention plate, a trapezoidal groove is formed in the front end of the falling prevention plate, a mounting block is slidably arranged in the trapezoidal groove, the front end of the mounting block is fixedly connected to a mounting frame, a sliding plate is slidably sleeved in the mounting block, springs and guide blocks are fixedly connected to the two ends of the sliding plate respectively, the guide blocks pass through the mounting block, air cylinders are fixedly connected to the outer walls of the trapezoidal groove, wedge-shaped guide blocks are fixedly connected to the output ends of the air cylinders, the wedge-shaped guide blocks are slidably arranged on the side walls of the falling prevention plate, a support is fixedly connected to the front end of the rack, and a speed sensor is fixedly connected to the support.
[0008] Through the above technical scheme, the device can effectively prevent the falling of the rotating ring of the high-speed ring-type winding machine and enable the rotating ring to stably move up and down.
[0009] As a further description of the above technical scheme:
[0010] The sprocket is meshed with the lifting chain, a motor is fixedly connected to the outer wall of the rack, and the output end of the motor is fixedly connected to one end of the drive shaft.
[0011] Through the above technical scheme, the motor can drive the drive shaft to rotate, thereby driving the sprocket to rotate and the lifting chain to move.
[0012] As a further description of the above technical scheme:
[0013] A sliding groove is formed in the outer wall of the supporting leg of the rack, a sliding rod is fixedly connected between the upper and lower inner walls of the sliding groove, a sliding block is slidably connected to the outer wall of the sliding rod, and the end of the mounting frame away from the fixed plate is fixedly connected to the outer wall of the sliding block.
[0014] Through the above technical scheme, the sliding block can further improve the stable up-and-down movement of the mounting frame driven rotating ring by sliding on the sliding rod.
[0015] As a further description of the above technical scheme:
[0016] A mounting plate is fixedly connected to the outer wall of one side of the rack, a support plate is fixedly connected to the outer wall of the mounting plate, and the drive shaft is rotatably connected in the support plate.
[0017] Through the above technical scheme, the support plate supports the drive shaft, avoiding deformation of the middle shaft body of the drive shaft caused by excessive load.
[0018] As a further description of the above technical scheme:
[0019] The end of the guide block is made of a circular arc structure, the number of guide blocks is four, and the four guide blocks are evenly distributed and arranged at the positions close to the upper and lower ends on both sides of the mounting block.
[0020] Through the technical scheme, the arc structure of the guide block end head can guide with the slope structure of the wedge-shaped guide block, and the installation block can be retracted into the installation block, so that the installation block can be lowered.
[0021] Further description of the technical scheme is as follows:
[0022] The support and the speed sensor are provided in plurality, and the plurality of speed sensors are arranged and distributed in the vertical direction.
[0023] The technical scheme guarantees sufficient and timely detection of the rotating ring.
[0024] The utility model has the advantages of:
[0025] 1. Compared with the prior art, the anti-falling device of the high-speed ring-type winding machine can comprehensively detect the falling speed of the rotating ring by using speed sensors of different heights, and once the rotating ring is detected to fall, the cylinder is driven to retract the wedge-shaped guide block, so that the guide block lacks the wedge-shaped guide block for retraction, and is supported on the convex inner wall of the trapezoidal groove, thereby preventing the continuous falling of the installation block and the falling of the rotating ring, which is convenient and saves time.
[0026] 2. Compared with the prior art, the anti-falling device of the high-speed ring-type winding machine is provided with a fixed plate, a chain, a chain wheel and a counterweight, which cooperate with each other to make the lifting movement of the rotating ring more balanced, avoid the load on the motor for controlling the rotation of the driving shaft from being too large, and improve the power. BRIEF DESCRIPTION OF DRAWINGS
[0027] Figure 1 It is a side view of the utility model;
[0028] Figure 2 It is another side view of the utility model;
[0029] Figure 3 It is an internal structure view of the utility model;
[0030] Figure 4 It is an internal structure view of the installation block of the utility model.
[0031] LEGEND:
[0032] 1, rack; 2, mounting frame; 3, swivel ring; 4, mounting plate; 5, drive shaft; 6, chain wheel; 7, lifting chain; 8, fixed plate; 9, counterweight; 10, support; 11, speed sensor; 12, anti-falling plate; 13, mounting block; 14, sliding plate; 15, spring; 16, guide block; 17, trapezoidal groove; 18, wedge-shaped guide block; 19, air cylinder. DETAILED DESCRIPTION
[0033] In order to make the technical problems, technical solutions and beneficial effects of the present application clearer, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and not to limit the present application.
[0034] Reference Figures 1-4 The anti-falling device of the high-speed ring type winding machine comprises a rack 1, a mounting frame 2 slidingly arranged on the rack 1, a swivel ring 3 rotationally connected to the lower end of the mounting frame 2, a drive shaft 5 rotationally connected to one side of the upper end surface of the rack 1, chain wheels 6 fixedly connected to the two ends of the drive shaft 5, a lifting chain 7 sleeved on the outer wall of the chain wheels 6, a fixed plate 8 fixedly connected to one side of the outer wall of the mounting frame 2, one end of the lifting chain 7 fixedly connected to the fixed plate 8, and a counterweight 9 fixedly connected to the other end of the lifting chain 7. The rotation of the chain wheels 6 driven by the drive shaft 5 can drive the lifting chain 7 to move, so that the swivel ring 3 can move up and down under the traction of the counterweight 9. The swivel ring 3 moves up and down more balancedly through the cooperation of the fixed plate 8, the chain, the chain wheels 6 and the counterweight 9, so that the load on the motor controlling the rotation of the drive shaft 5 is not too large, and the power is improved.
[0035] The rear end of the rack 1 is fixedly connected with an anti-falling plate 12, the front end of the anti-falling plate 12 is provided with a trapezoidal groove 17, a mounting block 13 is slidingly arranged in the trapezoidal groove 17, the front end of the mounting block 13 is fixedly connected to the mounting frame 2, a sliding plate 14 is slidingly sleeved in the mounting block 13, the two ends of the sliding plate 14 are respectively fixedly connected with a spring 15 and a guide block 16, the guide block 16 penetrates through the mounting block 13, the outer wall of the trapezoidal groove 17 is fixedly connected with an air cylinder 19, the output end of the air cylinder 19 is fixedly connected with a wedge-shaped guide block 18, the upper end of the wedge-shaped guide block 18 is a slope structure, when the guide block 16 contacts the wedge-shaped guide block 18 in the descending process of the mounting block 13, the guide block 16 will compress the spring 15 to retract into the mounting block 13, the wedge-shaped guide block 18 is slidingly arranged on the side wall of the anti-falling plate 12, the front end of the rack 1 is fixedly connected with a support 10, and the support 10 is fixedly connected with a speed sensor 11.
[0036] Through the above technical solution, the device can effectively prevent the swivel ring 3 of the high-speed ring type winding machine from falling, and can stably move up and down.
[0037] Specifically, by setting the speed sensor 11, the anti-falling plate 12, the mounting block 13, the sliding plate 14, the spring 15, the guide block 16, the trapezoidal groove 17, the wedge-shaped guide block 18 and the air cylinder 19 structure cooperate with each other, the speed sensor 11 of different height can be used to detect the converted falling speed more comprehensively, once the rotating ring 3 falls, the air cylinder 19 drives the wedge-shaped guide block 18 to retract, so that the guide block 16 lacks the wedge-shaped guide block 18 to guide the retraction, thereby the mounting block 13 is prevented from falling continuously, and the rotating ring 3 is prevented from falling, which is convenient and saves time, and when the rotating ring 3 falls normally, the trapezoidal groove 17 gradually narrows, the displacement of the guide block 16 becomes larger, and the compression resistance of the spring 15 becomes larger, so that the falling resistance of the rotating ring 3 can be gradually increased, and when the rotating ring 3 rises, the rising resistance of the rotating ring 3 can be gradually reduced, so that the rotating ring 3 runs more stably.
[0038] Wherein, the sprocket 6 and the lifting chain 7 are meshed, the outer wall of the rack 1 is fixedly connected with a motor, the output end of the motor is fixedly connected with one end of the drive shaft 5, the motor can drive the drive shaft 5 to rotate, and then drive the sprocket 6 to rotate, and then drive the lifting chain 7 to move.
[0039] Wherein, the support leg of the rack 1 is provided with a sliding groove on the outer wall, and a sliding rod is fixedly connected between the upper and lower inner walls of the sliding groove, a sliding block is slidably connected to the outer wall of the sliding rod, and the end of the mounting frame 2 away from the fixed plate 8 is fixedly connected to the outer wall of the sliding block. By sliding the sliding block on the sliding rod, the stable lifting movement of the mounting frame 2 driving the rotating ring 3 can be further improved.
[0040] Wherein, as shown in Figure 1 The outer wall of one side of the rack 1 is fixedly connected with the mounting plate 4, the outer wall of the mounting plate 4 is fixedly connected with the support plate, and the drive shaft 5 is rotatably connected in the support plate. The support plate supports the drive shaft 5 to avoid deformation caused by excessive load on the middle shaft of the drive shaft 5.
[0041] Wherein, the end of the guide block 16 is made of a circular arc structure, the number of the guide block 16 is four, and the four guide blocks 16 are evenly distributed on both sides of the mounting block 13 near the upper and lower end positions. The circular arc structure of the end of the guide block 16 can cooperate with the inclined surface structure of the wedge-shaped guide block 18 for guidance, so as to retract into the mounting block 13 and make the mounting block 13 descend.
[0042] Wherein, as shown in Figure 1 The bracket 10 and the speed sensor 11 are provided with a plurality of speed sensors 11, and the plurality of speed sensors 11 are evenly arranged in the vertical direction to ensure sufficient and timely detection of the rotating ring 3.
[0043] Working principle: in use, through the motor drives the rotation of the drive shaft 5, in turn drive sprocket 6 rotation, in the case of hoisting chain 7 connection fixed plate 8 and counterweight 9, so that the installation frame 2 can drive the ring 3 lifting movement, at the same time through a plurality of different height speed sensor 11 monitoring ring 3 falling speed, when the ring 3 fall speed is abnormal, then can start the cylinder 19 action control wedge guide block 18 to move to both sides, then the guide block 16 fall, contact not to wedge guide block 18, at this moment then the guide block 16 lack of wedge guide block 18 guide will fall in the trapezoidal groove 17 convex inner wall, so as to avoid the ring 3 continuous falling, play the purpose of anti-falling protection.
[0044] Finally, it should be noted that: the above only for the preferred embodiments of the present application have, and not for limiting the present application, although the foregoing embodiments of the present application has been described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.
Claims
1. A fall arrest device for a high speed ring winding machine comprising a frame (1), characterised in that: The mounting frame (2) is slidably arranged on the rack (1), the lower end of the mounting frame (2) is rotatably connected with a swivel ring (3), the upper end of the rack (1) is rotatably connected with a drive shaft (5), the both ends of the drive shaft (5) are fixedly connected with a chain wheel (6), the outer wall of the chain wheel (6) is sleeved with a lifting chain (7), the outer wall of the one side of the mounting frame (2) is fixedly connected with a fixed plate (8), one end of the lifting chain (7) is fixedly connected on the fixed plate (8), the other end of the lifting chain (7) is fixedly connected with a counterweight (9). The rear end of the rack (1) is fixedly connected with a falling prevention plate (12), the front end of the falling prevention plate (12) is provided with a trapezoidal slot (17), the trapezoidal slot (17) is slidably arranged with a mounting block (13), the front end of the mounting block (13) is fixedly connected on the mounting frame (2), the mounting block (13) is slidably sleeved with a sliding plate (14), the both ends of the sliding plate (14) are respectively fixedly connected with a spring (15) and a guide block (16), the guide block (16) penetrates through the mounting block (13) and is arranged, the outer wall of the trapezoidal slot (17) is fixedly connected with a pneumatic cylinder (19), the output end of the pneumatic cylinder (19) is fixedly connected with a wedge-shaped guide block (18), the wedge-shaped guide block (18) is slidably arranged on the side wall of the falling prevention plate (12), the front end of the rack (1) is fixedly connected with a support (10), the support (10) is fixedly connected with a speed sensor (11).
2. The fall arrest device of claim 1, wherein: The chain wheel (6) and the lifting chain (7) are meshingly arranged, the outer wall of the rack (1) is fixedly connected with a motor, and one end of the drive shaft (5) is fixedly connected with the output end of the motor.
3. A fall arrest device for a high speed ring winding machine as claimed in claim 2, characterised in that: The outer wall of the supporting leg of the rack (1) is provided with a sliding groove, and the sliding groove is fixedly connected with a sliding rod between the upper and lower inner walls, the outer wall of the sliding rod is slidably connected with a sliding block, and the end, away from the fixed plate (8), of the mounting frame (2) is fixedly connected to the outer wall of the sliding block.
4. The fall arrest device of claim 3, wherein: The outer wall of the mounting plate (4) is fixedly connected with a supporting plate, and the drive shaft (5) is rotatably connected in the supporting plate.
5. The fall arrest device of claim 1, wherein: The end of the guide block (16) is made of a circular arc structure, the number of the guide blocks (16) is four, and the four guide blocks (16) are evenly distributed on the both sides of the mounting block (13) near the upper and lower ends.
6. The fall arrest device of claim 1, wherein: The support (10) and the speed sensor (11) are provided with a plurality of, and the plurality of speed sensors (11) are evenly arranged in the vertical direction.