A winding machine godet dismounting device
Patent Information
- Application Number
- CN202311697738.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-12
- Publication Date
- 2026-08-21
- Estimated Expiration
- 2043-12-12
AI Technical Summary
[0004]针对上述中的相关技术,发现传统卷绕机导丝盘拆卸采用热风枪对导丝盘进行加热处理,根据热胀冷缩的原理把导丝盘取出来,现有的卷绕机导丝盘拆卸方式过程繁琐,耗时较长,加热对导丝盘材质有一定的影响,存在安全隐患
[0028](1)本申请通过在传统的钳架结构上安装弧形铁片,方便利用钳架转动开合的结构来带动弧形铁片对卷绕机导丝盘的内侧面进行支撑,然后通过在钳架结构上安装相应的调节器,巧妙的利用钳架反向结构,通过两种调节器结构来实现稳定的控制钳架张开程度,保证通过支撑两个钳柄部来同步扩装两个钳口部,进而带动弧形铁片与导丝盘进行锁定,锁紧以后钳架和导丝盘就是一个整体,这样当活动铁块在拉杆上滑动来撞击限位板的时候就可以实现整体向外部牵引导丝盘,利用撞击惯性实现快速牵引,从而实现安全快速的将卷绕机导丝盘从设备上取下。
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Figure CN117564988B_ABST
Abstract
Description
Technical Field
[0001] This invention relates to the technical field of guide disc disassembly equipment, specifically a guide disc disassembly device for a winding machine. Background Technology
[0002] The guide roller changes the direction of the yarn, reduces tension fluctuations caused by winding, and regulates tension to facilitate spinning and winding. The guide roller consists of a motor and a roller body. After prolonged operation, the bearings age, affecting production. Therefore, disassembling and maintaining the guide roller is an important part of winding machine maintenance, requiring the roller body to be separated from the bearings and the bearings replaced. The bearings are fixed to the roller body with screws. When removing the roller body, the roller body will rotate with the bearings. During the disassembly and maintenance of the guide roller, it is common to encounter guide rollers that are too tight to be removed.
[0003] A Chinese patent with publication number CN2627011Y discloses a winding machine for spandex spinning, which consists of a support frame, an upper guide plate device, a lower guide plate device, an upper oil nozzle device, and a feeding guide plate device. The support frame is divided into at least two parts, each of which is welded from shaped steel and the parts are connected by bolts to form a whole. The upper oil nozzle device consists of an upper oil nozzle and a mounting frame. The mounting frame is set on the panel of the support frame, and its angle and position can be adjusted.
[0004] Regarding the aforementioned technologies, it has been found that the traditional method of disassembling the guide plate of a winding machine involves heating the guide plate with a hot air gun and removing it based on the principle of thermal expansion and contraction. However, the existing method of disassembling the guide plate of a winding machine is cumbersome, time-consuming, and the heating process can have a certain impact on the material of the guide plate, posing a safety hazard. Summary of the Invention
[0005] In order to achieve the effect of easy, quick and safe disassembly of the guide plate, this application provides a winding machine guide plate disassembly device.
[0006] This invention is implemented as follows:
[0007] A winding machine guide plate disassembly device includes an operating clamp, which consists of two rotatably connected clamp frames. Each clamp frame includes a handle portion and a jaw portion. The jaw portion is integrally formed at the head of the handle portion. An arc-shaped iron plate is fixedly installed at the head of the jaw portion. The device also includes an adjuster for adjusting the distance between the two handle portions. A pull rod is fixedly installed in the middle of the lower end face of the adjuster. A limit plate is fixedly installed at the end of the pull rod, and a movable iron block is sleeved on the pull rod. The movable iron block is slidably connected to the pull rod.
[0008] By adopting the above technical solution, two rotatingly connected operating clamps are used to form a corresponding operating clamp for rotational clamping. The clamp frame consists of a handle and a jaw, allowing for synchronous rotation of the jaws via the handle. After a curved iron plate is fixedly installed at the head of the jaw, it supports the inner side of the winding machine's guide disc. An adjuster allows for easy control of the distance between the two handles, ensuring that the two curved iron plates are stably supported on the inner side of the winding machine's guide disc, achieving a locking mechanism. Finally, a pull rod is fixed to the lower end of the adjuster, and a movable iron block is fitted onto the pull rod. A limit plate is fixed to the end of the pull rod. Once the curved iron plate is locked to the winding machine's guide disc, the movable iron block can slide to strike the limit plate, allowing the guide disc to be removed from the equipment via the operating clamp.
[0009] Furthermore, the adjuster includes a limiting frame and an internal block. The internal block is fixedly installed in the middle of the limiting frame, and a connecting shaft and a movable frame are respectively provided on both sides of the internal block. The connecting shaft is rotatably connected to the limiting frame, and the movable frame is horizontally slidably connected to the limiting frame. A shaft rod that is rotatably connected to the cleat is installed at the head of the movable frame. A first bolt rod that adjusts the position of the movable frame is also installed on one side of the limiting frame. The first bolt rod is screwed in and out of the limiting frame through threads, and the head of the first bolt rod is rotatably connected to the movable frame.
[0010] By adopting the above technical solution, the structure of the adjuster is designed to ensure that an internal block is set in the middle of the limiting frame. This facilitates the installation of the pull rod through the internal block. At the same time, the connecting shaft is designed to pass through one clamp handle, ensuring that the connecting shaft can be rotatably installed on the clamp handle. Simultaneously, a movable frame is connected to another clamp handle. The movable frame passes through the clamp handle via a shaft, allowing the two to rotate and connect. Thus, when the first bolt rod rotates on the limiting frame, causing the movable frame to move synchronously, the distance between the connecting shaft and the shaft can be adjusted, thereby adjusting the angle between the clamps. As the distance between the two clamp handles continuously increases, the arc-shaped iron plate can be driven to stably lock with the winding machine guide plate.
[0011] Furthermore, the adjuster includes a middle block, a front plate, and an L-shaped rear plate. The front plate and the L-shaped rear plate are respectively located at the front and rear ends of the middle block, and both the front plate and the L-shaped rear plate are fixedly connected to the middle block. Support rods and double rod frames are respectively provided at both ends of the middle block. The support rods are mounted on the L-shaped rear plate through movable slides, and the movable slides are horizontally slidably connected to the L-shaped rear plate. A second bolt rod for driving the movable slides to move is also installed on the side of the L-shaped rear plate.
[0012] By adopting the above technical solution, the structure of the adjuster is designed to facilitate the connection between the front plate and the L-shaped rear plate via the middle block, ensuring that the front plate and the L-shaped rear plate can be used stably with a certain distance. This facilitates the installation of support rods and double-bar frames between them. The support rods can be slidably connected to the L-shaped rear plate via a movable slide, while the double-bar frames are fixedly installed between the front plate and the L-shaped rear plate. In use, the positions of the movable slide and the support rods can be adjusted via the second bolt rod, thereby changing the distance between the support rods and the double-bar frames. When one end of the clamp is inserted into the double-bar frames through the clamp handle, the other end of the clamp can be supported by the support rod, thus facilitating stable adjustment of the angle between the two clamps.
[0013] Furthermore, a bulletproof device is installed at the end of the pull rod. The bulletproof device includes a locking frame, a connecting plate, and an outer frame. The connecting plate is fixedly installed on the outer side of the locking frame. The outer frame is fixedly installed on one end of the connecting plate, and a first locking block with a limit movable iron block is installed at the head of the outer frame. The first locking block is longitudinally slidably connected to the outer frame, and a support spring is fixedly installed on the lower end face of the first locking block. A bending rod is also installed in the outer frame. The bending point of the bending rod is rotatably connected to the outer frame. An auxiliary frame that cooperates with the head of the bending rod is also provided at the lower end of the first locking block. The auxiliary frame is integrally formed with the first locking block.
[0014] By adopting the above technical solution, a bulletproof device is installed at the end of the pull rod to ensure that when the movable iron block on the pull rod impacts the limit plate, it will not rebound rapidly, thus avoiding accidental injury to the operator's hand. The bulletproof device's structure is designed to lock onto the limit plate via a locking bracket, which in turn secures the outer frame to the locking bracket via a connecting plate. Simultaneously, a first locking block is slidably installed on the outer frame, ensuring that it can stably push out from the top of the outer frame under the action of a support spring. The first locking block also features a chamfered angle, so that when the movable iron block moves towards the locking bracket... When the first locking block is pressed into the outer frame, it can be used to limit and lock the movement when moving in the opposite direction. This effectively prevents injury caused by the rebound of the moving iron block after impact. By rotating the bending rod installed in the outer frame, one end of the bending rod can be inserted into the auxiliary frame at the lower end of the first locking block. Under no external force, the first locking block can stably extend from the outer frame to lock the moving iron block. When it is necessary to release the locking of the moving iron block, the operator only needs to hold the outer end of the bending rod and rotate the bending rod to drive the first locking block to move down through the head of the bending rod. The operation is relatively convenient.
[0015] Furthermore, the locking frame includes a base plate, an outer limiting plate, and an elastic clamping plate. The outer limiting plate and the elastic clamping plate are disposed at both ends of the upper surface of the base plate, and both the outer limiting plate and the elastic clamping plate are fixed perpendicularly to the base plate. Metal support rods are also symmetrically installed on the elastic clamping plate. The metal support rods are slidably connected to the elastic clamping plate. A metal plate is fixedly installed at one end of the metal support rod, and a storage groove for storing the metal plate is also provided on the side of the elastic clamping plate.
[0016] By adopting the above technical solution, the structure of the locking frame is designed to ensure that the outer limiting plate and the elastic clamping plate are fixedly installed through the base plate. When installation is required, the elastic clamping plate can be used to clamp and fix it to the pull rod. The elastic clamping plate and the outer limiting plate are used to clamp the inner and outer sides of the limiting plate. By installing a metal support rod on the elastic clamping plate, and the metal support rod is disconnected from the limiting plate through a metal plate, when the movable iron block moves over, it can directly impact the metal support rod. This ensures that the impact force is directly transmitted to the limiting plate through the metal support rod and the metal plate without damaging the elastic clamping plate. Furthermore, a storage groove is provided on the side of the elastic clamping plate for convenient storage of the metal plate.
[0017] Furthermore, a threaded sleeve for mounting a pull rod is fixedly installed in the middle of the regulator. An elastic launch seat is also installed on the threaded sleeve. The elastic launch seat includes a lower plate, an elastic frame, and a concave clamping plate. The elastic frame is vertically fixed to the upper end face of the lower plate. The concave clamping plate is fixedly installed on the outer side of the lower plate. The outer side of the threaded sleeve is also symmetrically provided with matching grooves corresponding to the concave clamping plate. A launch spring is also provided on the side of the elastic frame away from the concave clamping plate. A locking shell for mounting the launch spring is fixedly installed on the side of the elastic frame.
[0018] By adopting the above technical solution, a threaded sleeve is fixedly installed in the middle of the regulator, facilitating the installation of the pull rod through the threaded sleeve. The head of the pull rod is provided with a matching external thread, making it easy to lock and install. At the same time, an elastic launch seat is installed by engaging with the outside of the threaded sleeve, facilitating the provision of launching power to the movable iron block through the elastic launch seat, eliminating the need for manual movement and impact by the operator, thus reducing the operator's workload. The structure of the elastic launch seat ensures that the elastic frame and concave clamp are fixedly installed through the lower plate, facilitating the installation of the elastic frame by fastening it to the pull rod, and then clamping it in the matching groove on the outer side of the threaded sleeve through the concave clamp, facilitating the fixed installation of the elastic launch seat. Then, a launching spring is installed on the outside of the concave clamp. When the movable iron block compresses the launching spring, it can be pushed by the launching spring to launch the movable iron block. At the same time, a locking shell is fixedly installed on the side of the elastic frame, facilitating the limitation and fixation of the launching spring through the locking shell, preventing the launching spring from being fired synchronously during the launching process.
[0019] Furthermore, a bending frame is fixedly installed on the outside of the elastic frame, a locking tongue is installed at the head of the bending frame, the locking tongue is longitudinally slidably connected to the bending frame, and an auxiliary spring is fixedly installed at the lower end of the locking tongue. A pull rope is also installed at the lower end of the locking tongue, and a gripping ball is fixedly installed at the lower end of the pull rope.
[0020] By adopting the above technical solution, a bending frame is fixedly installed on the outside of the elastic frame, which facilitates the sliding installation of the locking tongue. The locking tongue can be adjusted by sliding during use. Under the action of the auxiliary spring, the locking tongue is stably pushed out when no external force is applied. This makes it easy for the movable iron block to be locked through the locking tongue after compressing the spring. When it is necessary to launch, the operator only needs to hold the ball and pull the locking tongue downward by pulling the rope.
[0021] Furthermore, a grip is fixedly installed at the lower end of the regulator, and an air gun nozzle is fixedly installed on the grip. An air pusher frame for pushing a movable iron block is installed in the air gun nozzle. The air pusher frame is slidably installed in the air gun nozzle. An air inlet pipe connected to an external air pump is also fixedly installed at the top of the air gun nozzle, and a control valve for controlling the opening and closing of the air inlet pipe is provided at the lower end of the air gun nozzle.
[0022] By adopting the above technical solution, a gripping frame is installed at the lower end of the regulator, which facilitates the operator's stable operation of the equipment. At the same time, by fixing the air gun nozzle on the gripping frame, it is convenient to connect to an external air pump through the air inlet pipe on the air gun nozzle. Furthermore, an air thruster is installed in the air gun nozzle, so that when the air gun nozzle is filled with high-pressure gas, it can quickly push the air thruster to move, thereby pushing the movable iron block to be fired quickly. This realizes that air pressure replaces human power as the power to move the movable iron block. In addition, by installing a corresponding control valve on the air gun nozzle, the operator can easily control the on and off of the high-pressure gas.
[0023] Furthermore, the pneumatic actuator includes a slide rod and a sealing plug. The sealing plug is installed inside one end of the slide rod and is fixedly connected to the slide rod. A push plate is also installed at the outer end of the slide rod. The push plate is fixedly connected to the slide rod and has a positioning groove corresponding to the pull rod.
[0024] By adopting the above technical solution, the structure of the air-push frame is designed to ensure that a sealing plug is fixedly installed at one end of the slide rod. This ensures that the sealing plug can drive the slide rod to slide and adjust in the air gun nozzle. When the air gun nozzle is inflated, it can push the sealing plug to slide quickly to one side, thereby driving the slide rod to move out synchronously. At the same time, by installing a push plate at the outer end of the slide rod, it is convenient to directly push the movable iron block out, so that the movable iron block can impact the limiting plate on the pull rod, thereby providing power for disassembly. By opening a positioning slot on the push plate, it is easy to fit onto the pull rod, and the push plate can slide stably along the pull rod.
[0025] Furthermore, a high-silicone rubber sheet is fixedly installed on the outer surface of the arc-shaped iron sheet, and the clamp handle includes a metal inner rod and an outer limiting sleeve. The outer limiting sleeve is sleeved on the outer surface of the metal inner rod, and the outer limiting sleeve is bonded and fixed to the metal inner rod.
[0026] By adopting the above technical solution, a high-silica rubber sheet is fixedly installed on the outer surface of the arc-shaped iron sheet, which facilitates stable compression onto the inner side of the winding machine guide plate. This ensures good support and effectively avoids damage to the winding machine guide plate. The structure of the clamp handle is designed to ensure that an outer limiting sleeve is set outside the metal inner rod, which facilitates better gripping and operation during use and ensures better limiting installation of the adjuster.
[0027] Compared with the prior art, the beneficial effects of the present invention are:
[0028] (1) This application installs an arc-shaped iron plate on a traditional clamp frame structure, which facilitates the use of the clamp frame's rotating opening and closing structure to drive the arc-shaped iron plate to support the inner side of the winding machine's guide plate. Then, by installing a corresponding adjuster on the clamp frame structure, the clamp frame's reverse structure is cleverly utilized. Through two adjuster structures, the clamp frame's opening degree is stably controlled, ensuring that the two clamp jaws are expanded synchronously by supporting the two clamp handles, thereby driving the arc-shaped iron plate to lock with the guide plate. After locking, the clamp frame and the guide plate are a whole. Thus, when the movable iron block slides on the pull rod to hit the limit plate, the guide plate can be pulled outward as a whole. The impact inertia is used to achieve rapid traction, thereby safely and quickly removing the winding machine's guide plate from the equipment.
[0029] (2) This application utilizes the shape and interconnection relationship of the pull rod and the limiting plate to design a locking frame structure for easy and quick locking and fixing, and easy and flexible disassembly and installation. When the locking frame is locked on the pull rod and the limiting plate, it can ensure that the connecting plate and the pull rod are parallel. The first locking block on the outer frame can achieve the purpose of unidirectional limiting locking under the action of the supporting spring. When the moving iron block passes through the first locking block in the forward direction, it is not obstructed, and when it passes through the first locking block in the reverse direction, it will be locked immediately, thereby preventing rebound and injury. It is easy for operators to operate more safely. The entire bulletproof device is designed according to the structure of the pull rod and the limiting plate, with high compatibility and very flexible disassembly and installation.
[0030] (3) This application sets an elastic launch seat at the connection position of the pull rod and the adjuster, so that the movable iron block can be pushed and slid on the pull rod by the launch spring on the elastic launch seat, so as to achieve the purpose of automatic impact on the limit plate. At the same time, the elastic launch seat can be positioned and locked by the lower plate, elastic frame and concave clamp plate in conjunction with the threaded sleeve. It can be quickly positioned and installed when easy to use, and can be disassembled separately when not in use, so as to achieve the effect of manually pressing the launch spring and automatically launching the impact.
[0031] (4) By installing a grip and an air gun nozzle at the lower end of the regulator, this application makes it convenient to position the air gun nozzle by the grip, and makes it convenient for the air thruster in the air gun nozzle to be more accurately positioned and matched with the movable iron block. It is easy to quickly push the movable iron block with an external air pump when disassembling. Compared with spring-driven pushing, the thrust is stronger, and the operator does not need to compress the spring when pulling back the movable iron block, making the operation easier. It has the advantages of large thrust and easy operation.
[0032] (5) This application uses the traditional clamp structure in reverse to design a lockable expansion structure. The traditional movable clamp structure is changed into a lockable expansion structure. The clamp spacing is locked by adjusting the adjustment device. Then, with the help of the arc-shaped iron plate and the high-silicone rubber plate, the winding machine guide plate is safely locked internally without damaging the inner surface of the winding machine guide plate. At the same time, by setting the pull rod, limit plate and movable iron block on the adjustment device, the backward inertial pull can be generated by sliding impact when disassembling. At the same time, manual sliding, spring sliding and pneumatic sliding can be selected according to different disassembly needs. Furthermore, bulletproof devices are installed to further increase the safety during the disassembly process. It has the advantages of reasonable structural design, easy manufacturing, low cost, convenient and labor-saving operation and high efficiency. Attached Figure Description
[0033] To more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained from these drawings without creative effort.
[0034] Figure 1 This is a perspective view of the overall structure in an embodiment of the device of the present invention;
[0035] Figure 2 This is a perspective view of the device of the present invention, showing the adjustment mechanism, pull rod, limit plate, movable iron block and bulletproof device working together when manually disassembled;
[0036] Figure 3 yes Figure 2 A front view of the device shown;
[0037] Figure 4 yes Figure 2 A 3D view of the bulletproof device shown;
[0038] Figure 5 yes Figure 4 Rear view of the device shown;
[0039] Figure 6 yes Figure 5 A three-dimensional view showing the metal support rod and metal plate in conjunction;
[0040] Figure 7 yes Figure 1 A three-dimensional view of the arc-shaped iron sheet shown;
[0041] Figure 8 yes Figure 2 A perspective view of the first embodiment of the regulator shown;
[0042] Figure 9 yes Figure 8 A front view of the device shown;
[0043] Figure 10 yes Figure 2 A perspective view of the second embodiment of the regulator shown;
[0044] Figure 11 This is a perspective view of the device of the present invention, showing the coordination of the adjuster, pull rod, limit plate, movable iron block and elastic launch seat when the spring is disassembled;
[0045] Figure 12 yes Figure 11 A three-dimensional view of the elastic launcher shown;
[0046] Figure 13 yes Figure 12 A front view of the device shown;
[0047] Figure 14 yes Figure 11 A three-dimensional view showing the coordination of the adjuster, pull rod, and limit plate.
[0048] Figure 15 This is a perspective view of the device of the present invention, showing the coordination of the regulator, pull rod, limit plate, movable iron block and elastic launch seat during the disassembly of the air pump;
[0049] Figure 16 yes Figure 15 The diagram shows the three-dimensional arrangement of the air gun nozzle, air thruster, and air intake pipe.
[0050] In the diagram: 1. Pliers frame; 11. Pliers handle; 111. Metal inner rod; 112. Outer limiting sleeve; 12. Pliers jaws; 2. Arc-shaped iron sheet; 21. High-silicone rubber sheet; 3. Adjuster; 31. Limiting frame; 32. Internal block; 321. Connecting shaft; 322. Movable frame; 323. Shaft; 33. First bolt rod; 301. Middle block; 302. Front plate; 303. L-shaped rear plate; 304. Support rod; 305. Double rod frame; 306. Movable slide; 307. Second bolt rod; 4. Pull rod; 40. Threaded sleeve; 401. Mating groove; 5. Limiting plate; 6. Movable iron block; 7. Bulletproof device; 71. Locking frame; 711. Base plate; 712. Outer limiting plate; 7 13. Elastic clamping plate; 714. Metal support rod; 715. Metal plate; 716. Storage slot; 72. Connecting plate; 73. Outer frame; 731. Bending rod; 74. First locking block; 741. Support spring; 742. Auxiliary frame; 8. Elastic launcher; 81. Lower plate; 82. Elastic frame; 821. Locking shell; 83. Concave clamping plate; 84. Launch spring; 85. Bending frame; 851. Locking tongue; 852. Auxiliary spring; 853. Pull rope; 854. Grip ball; 9. Grip frame; 91. Air gun nozzle; 92. Air thruster frame; 921. Slide rod; 922. Sealing plug; 923. Push plate; 924. Positioning slot; 93. Air inlet pipe; 94. Control valve. Detailed Implementation
[0051] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention.
[0052] Example 1
[0053] Reference Figure 1 , Figure 2 and Figure 3 As shown, a winding machine guide plate disassembly device includes an operating clamp, which consists of two rotatably connected clamp frames 1. The clamp frame 1 includes a clamp handle 11 and a clamp jaw 12. The clamp jaw 12 is integrally formed on the head of the clamp handle 11. An arc-shaped iron plate 2 is fixedly installed on the head of the clamp jaw 12. The device also includes an adjuster 3 for adjusting the distance between the two clamp handles 11. A pull rod 4 is fixedly installed in the middle of the lower end face of the adjuster 3. A limit plate 5 is fixedly installed at the end of the pull rod 4, and a movable iron block 6 is sleeved on the pull rod 4. The movable iron block 6 is slidably connected to the pull rod 4. Two rotating clamps are used to form a corresponding operating clamp for rotational clamping. The clamp frame 1 is composed of a clamp handle 11 and a jaw 12, which allows the clamp handle 11 to control the synchronous rotation of the jaw 12. After the arc-shaped iron plate 2 is fixedly installed at the head of the jaw 12, it can be supported on the inner side of the winding machine guide plate. The distance between the two clamp handles 11 is easily controlled by the adjuster 3, which ensures that the two arc-shaped iron plates 2 are stably supported on the inner side of the winding machine guide plate by the adjuster 3, and the two are locked together. Finally, a pull rod 4 is fixedly installed on the lower end of the adjuster 3, and a movable iron block 6 is sleeved on the pull rod 4. A limit plate 5 is fixedly installed at the end of the pull rod 4. After the arc-shaped iron plate 2 is locked with the winding machine guide plate, the movable iron block 6 can slide to hit the limit plate 5, so that the guide plate can be removed from the equipment by the operating clamp.
[0054] Reference Figure 1 and Figure 7 As shown, a high-silicone rubber sheet 21 is fixedly installed on the outer surface of the arc-shaped iron sheet 2. The clamp handle 11 includes a metal inner rod 111 and an outer limiting sleeve 112. The outer limiting sleeve 112 is fitted onto the outer surface of the metal inner rod 111 and is bonded and fixed to the metal inner rod 111. By fixing the high-silicone rubber sheet 21 on the outer surface of the arc-shaped iron sheet 2, it is convenient to stably press the high-silicone rubber sheet 21 onto the inner side of the winding machine guide plate. This ensures a good support effect and effectively avoids damage to the winding machine guide plate. The structure of the clamp handle 11 ensures that the outer limiting sleeve 112 is set outside the metal inner rod 111, which facilitates better gripping and operation during use and ensures better limiting installation of the adjuster 3.
[0055] Reference Figure 8 and Figure 9As shown, the adjuster 3 includes a limiting frame 31 and an internal block 32. The internal block 32 is fixedly installed in the middle of the limiting frame 31, and a connecting shaft 321 and a movable frame 322 are respectively provided on both sides of the internal block 32. The connecting shaft 321 is rotatably connected to the limiting frame 31, and the movable frame 322 is horizontally slidably connected to the limiting frame 31. The head of the movable frame 322 is equipped with a shaft 323 that is rotatably connected to the clamp handle 11. A first bolt rod 33 for adjusting the position of the movable frame 322 is also installed on one side of the limiting frame 31. The first bolt rod 33 is screwed in and out of the limiting frame 31 through threads, and the head of the first bolt rod 33 is rotatably connected to the movable frame 322. By designing the structure of the adjuster 3, an internal block 32 is positioned in the middle of the limiting frame 31. This facilitates the installation of the pull rod 4 via the internal block 32. Simultaneously, the connecting shaft 321 is designed to pass through one clamp handle 11, ensuring that the connecting shaft 321 can be rotatably mounted on the clamp handle 11. A movable frame 322 connects to another clamp handle 11, with the movable frame 322 connected to it via a shaft 323 passing through the clamp handle 11. Thus, when the first bolt rod 33 rotates on the limiting frame 31, causing the movable frame 322 to move synchronously, the distance between the connecting shaft 321 and the shaft 323 can be adjusted, thereby adjusting the angle between the clamp frames 1. As the distance between the two clamp handles 11 increases, the arc-shaped iron plate 2 can be driven to stably lock with the winding machine guide disc.
[0056] Working principle: When it is necessary to disassemble the guide plate of the winding machine, first remove the bolt at its center position and try to pull the guide plate directly out. If it can be pulled out, manual disassembly can be achieved. When it cannot be manually pulled out (in most cases, this is because the guide plate is too tight), then this device can be taken out. Hold the device and move the two arc-shaped iron plates 2 of the operating pliers head into the guide plate. Then rotate the first bolt rod 33 to stably support the two arc-shaped iron plates 2 on the inner side of the guide plate. After the two are locked, the operator can hold the movable iron block 6 and slide it on the pull rod 4, so that the movable iron block 6 continuously hits the limit plate 5. The impact provides the corresponding traction force for dragging, so that the guide plate can be removed from the device by operating the pliers. After removal, rotate the first bolt rod 33 in the opposite direction to remove the guide plate from the arc-shaped iron plate 2. The disassembly is complete.
[0057] Example 2
[0058] Reference Figure 1 and Figure 10As shown, a winding machine guide plate disassembly device includes an operating clamp, which consists of two rotatably connected clamp frames 1. Each clamp frame 1 includes a handle portion 11 and a jaw portion 12. The jaw portion 12 is integrally formed on the head of the handle portion 11. An arc-shaped iron plate 2 is fixedly installed on the head of the jaw portion 12. The device also includes an adjuster 3 for adjusting the distance between the two ends of the handle portion 11. The adjuster 3 includes a middle block 301, a front plate 302, and an L-shaped rear plate 303. 303 is located at the front and rear ends of the middle block 301, and the front plate 302 and the L-shaped rear plate 303 are both fixedly connected to the middle block 301. Support rods 304 and double rod frames 305 are respectively provided at both ends of the middle block 301. The support rods 304 are installed on the L-shaped rear plate 303 through movable slides 306, and the movable slides 306 are horizontally slidably connected to the L-shaped rear plate 303. A second bolt rod 307 for driving the movable slides 306 to move is also installed on the side of the L-shaped rear plate 303. The adjustment mechanism 3 is designed to facilitate the connection between the front plate 302 and the L-shaped rear plate 303 via the middle block 301, ensuring that the front plate 302 and the L-shaped rear plate 303 can be used stably with a certain distance between them. This facilitates the installation of the support rod 304 and the double rod frame 305 between them. The support rod 304 can be slidably connected to the L-shaped rear plate 303 via the movable slide 306, while the double rod frame 305 is fixedly installed between the front plate 302 and the L-shaped rear plate 303. In use, the position of the movable slide 306 and the support rod 304 can be adjusted via the second bolt rod 307, thereby changing the distance between the support rod 304 and the double rod frame 305. When one end of the clamp 1 is inserted into the double rod frame 305 via the clamp handle 11, the other end of the clamp 1 can be supported by the support rod 304, thus facilitating the stable adjustment of the angle between the two clamps 1.
[0059] Working principle: When it is necessary to adjust the distance between the two arc-shaped iron plates 2, the distance between the support rod 304 and the double rod frame 305 can be changed by rotating the second bolt rod 307. The support rod 304 and the double rod frame 305 support different clamp frames 1 respectively to achieve the purpose of adjusting the distance between the two clamp frames 1. This method does not require drilling holes in the clamp frame 1 for installation, ensuring that it is more convenient to use.
[0060] The device provided in this embodiment of the invention has the same implementation principle and technical effect as that in Embodiment 1. For the sake of brevity, any parts not mentioned in this embodiment can be referred to the corresponding content in Embodiment 1.
[0061] Example 3
[0062] Reference Figure 4 , Figure 5 and Figure 6As shown, a winding machine guide plate disassembly device includes an operating clamp, which consists of two rotatably connected clamp frames 1. The clamp frame 1 includes a clamp handle 11 and a clamp jaw 12. The clamp jaw 12 is integrally formed on the head of the clamp handle 11. An arc-shaped iron plate 2 is fixedly installed on the head of the clamp jaw 12. The device also includes an adjuster 3 for adjusting the distance between the two clamp handles 11. A pull rod 4 is fixedly installed in the middle of the lower end face of the adjuster 3. A limit plate 5 is fixedly installed at the end of the pull rod 4, and a movable iron block 6 is sleeved on the pull rod 4. The movable iron block 6 is slidably connected to the pull rod 4. A bulletproof device 7 is installed at the end of the pull rod 4. The bulletproof device 7 includes a locking frame 71, a connecting plate 72, and an outer frame 73. The connecting plate 72 is fixedly installed on the outer side of the locking frame 71, and the outer frame 73 is fixedly installed on one end of the connecting plate 72. The head of the outer frame 73 is equipped with a first locking block 74 of a limiting movable iron block 6. The first locking block 74 is longitudinally slidably connected to the outer frame 73, and a support spring 741 is fixedly installed on the lower end face of the first locking block 74. A bending rod 731 is also installed in the outer frame 73. The bending point of the bending rod 731 is rotatably connected to the outer frame 73. The lower end of the first locking block 74 is also provided with an auxiliary frame 742 that cooperates with the head of the bending rod 731. The auxiliary frame 742 is integrally formed with the first locking block 74. By installing a bulletproof device 7 at the end of the pull rod 4, it is ensured that when the movable iron block 6 on the pull rod 4 impacts the limiting plate 5, it will not rebound rapidly, thus avoiding accidental injury to the operator's hand. The structure of the bulletproof device 7 is designed to ensure that it is locked onto the limiting plate 5 by the locking bracket 71, thereby ensuring that the outer frame 73 and the locking bracket 71 are fixed together by the connecting plate 72. At the same time, by sliding the first locking block 74 on the outer frame 73, it is ensured that the first locking block 74 can be stably pushed out from the top of the outer frame 73 under the action of the support spring 741. The first locking block 74 is also provided with an inclined chamfer, so that when the movable iron block 6 moves towards the locking bracket 71, the first locking block 74 can be locked out. 4 is pressed into the outer frame 73. When moving in the opposite direction, it can be limited and locked by the first locking block 74. This can effectively prevent injury caused by the rebound of the movable iron block 6 after impact. By rotating and installing the bending rod 731 in the outer frame 73, one end of the bending rod 731 can be inserted into the auxiliary frame 742 at the lower end of the first locking block 74. Under no external force, the first locking block 74 can stably extend from the outer frame 73 to lock the movable iron block 6. When it is necessary to release the locking of the movable iron block 6, the operator only needs to hold the outer end of the bending rod 731 and rotate the bending rod 731 to drive the first locking block 74 to move down through the head of the bending rod 731. The operation is relatively convenient.
[0063] Reference Figure 4 , Figure 5 and Figure 6As shown, the locking frame 71 includes a base plate 711, an outer limiting plate 712, and an elastic clamping plate 713. The outer limiting plate 712 and the elastic clamping plate 713 are located at both ends of the upper surface of the base plate 711, and both the outer limiting plate 712 and the elastic clamping plate 713 are fixed perpendicularly to the base plate 711. Metal support rods 714 are also symmetrically installed on the elastic clamping plate 713. The metal support rods 714 are slidably connected to the elastic clamping plate 713. A metal plate 715 is fixedly installed at one end of the metal support rod 714, and a storage groove 716 for storing the metal plate 715 is also provided on the side of the elastic clamping plate 713. The locking bracket 71 is designed to secure the outer limiting plate 712 and the elastic clamping plate 713 to the base plate 711. When installation is required, the elastic clamping plate 713 clamps and secures the bracket to the pull rod 4. The elastic clamping plate 713 and the outer limiting plate 712 clamp the inner and outer sides of the limiting plate 5. A metal support rod 714 is installed on the elastic clamping plate 713, and the metal support rod 714 is released from the limiting plate 5 via a metal plate 715. When the movable iron block 6 moves, it directly impacts the metal support rod 714, ensuring that the impact force is directly transmitted to the limiting plate 5 through the metal support rod 714 and the metal plate 715 without damaging the elastic clamping plate 713. Furthermore, a storage groove 716 is provided on the side of the elastic clamping plate 713 for convenient storage of the metal plate 715.
[0064] Working principle: By installing a bulletproof device 7 at the end of the lever 4, the bulletproof device 7 can be locked onto the limit plate 5 by locking bracket 71. When the movable iron block 6 bounces back after impact, it will be locked by the first locking block 74, preventing the movable iron block 6 from sliding freely on the lever 4. This effectively avoids the difficulty in grabbing and re-sliding the movable iron block 6 due to impact and rebound. Especially when the impact force is large, the rebound force is dangerous. Therefore, setting the bulletproof device 7 can greatly increase the safety during operation.
[0065] The device provided in this embodiment of the invention has the same implementation principle and technical effects as those in Embodiments 1 and 2. For the sake of brevity, any parts not mentioned in this embodiment can be referred to the corresponding contents in Embodiments 1 and 2.
[0066] Example 4
[0067] Reference Figure 11 , Figure 2 , Figure 13 and Figure 14As shown, a threaded sleeve 40 for mounting the pull rod 4 is fixedly installed in the middle of the regulator 3. An elastic launch seat 8 is also installed on the threaded sleeve 40. The elastic launch seat 8 includes a lower plate 81, an elastic frame 82 and a concave clamping plate 83. The elastic frame 82 is vertically fixed on the upper end face of the lower plate 81. The concave clamping plate 83 is fixedly installed on the outer side of the lower plate 81. The outer side of the threaded sleeve 40 is also symmetrically provided with matching grooves 401 corresponding to the concave clamping plate 83. A launching spring 84 is also provided on the side of the elastic frame 82 away from the concave clamping plate 83. A locking shell 821 for mounting the launching spring 84 is fixedly installed on the side of the elastic frame 82. By fixing a threaded sleeve 40 to the middle of the regulator 3, it is convenient to install the pull rod 4 through the threaded sleeve 40. The head of the pull rod 4 is provided with a matching external thread, which is easy to lock together for installation. At the same time, by engaging the elastic launch seat 8 on the outside of the threaded sleeve 40, it is convenient to provide launching power to the movable iron block 6 through the elastic launch seat 8, eliminating the need for manual movement and impact by the operator, thus reducing the operator's workload. The structure of the elastic launch seat 8 is designed to ensure that the elastic frame 82 and the concave clamp 83 are fixedly installed through the lower plate 81, which facilitates installation. The elastic frame 82 is fastened to the pull rod 4, and then the concave clamp 83 is used to clamp the fitting groove 401 on the outer side of the threaded sleeve 40, so that the elastic launch seat 8 can be fixedly installed. Then, the launch spring 84 is installed on the outside of the concave clamp 83. When the movable iron block 6 compresses the launch spring 84, the launch spring 84 can push the movable iron block 6 to launch. At the same time, the locking shell 821 is fixedly installed on the side of the elastic frame 82, so that the launch spring 84 can be limited and fixed by the locking shell 821 to prevent the launch spring 84 from being launched synchronously during the launch process.
[0068] Reference Figure 12 and Figure 13 As shown, a bending frame 85 is fixedly installed on the outside of the elastic frame 82. A locking tongue 851 is installed at the head of the bending frame 85. The locking tongue 851 is longitudinally slidably connected to the bending frame 85, and an auxiliary spring 852 is fixedly installed at the lower end of the locking tongue 851. A pull rope 853 is also installed at the lower end of the locking tongue 851, and a grip ball 854 is fixedly installed at the lower end of the pull rope 853. By fixing the bending frame 85 on the outside of the elastic frame 82, the locking tongue 851 can be slidably installed through the bending frame 85. This allows the locking tongue 851 to be adjusted by sliding during use. Under the action of the auxiliary spring 852, the locking tongue 851 can be stably pushed out when no external force is applied. This allows the movable iron block 6 to be locked by the locking tongue 851 after compressing the spring. When it is time to launch, the operator only needs to hold the grip ball 854 and pull the locking tongue 851 downward by pulling the pull rope 853.
[0069] Working principle: By installing an elastic launching seat 8 between the regulator 3 and the pull rod 4, the launching spring 84 can be compressed when the operator moves the movable iron block 6 to the head of the pull rod 4 until the movable iron block 6 is locked by the locking tongue 851. Then, the operator holds the operating clamp with one hand and pulls the pull rope 853 with the other hand to release the lock, allowing the launching spring 84 to quickly push the movable iron block 6 out. This achieves the goal of the movable iron block 6 impacting the limiting plate 5, and the launching spring 84 providing stable propulsion, thereby reducing the operator's labor intensity.
[0070] The device provided in this embodiment of the invention has the same implementation principle and technical effects as those in Embodiments 1, 2 and 3. For the sake of brevity, any parts not mentioned in this embodiment can be referred to the corresponding contents in Embodiments 1, 2 and 3.
[0071] Example 5
[0072] Reference Figure 15 and Figure 16 As shown, a gripping frame 9 is fixedly installed at the lower end of the regulator 3, and an air gun nozzle 91 is fixedly installed on the gripping frame 9. An air pusher 92 for pushing the movable iron block 6 is installed in the air gun nozzle 91. The air pusher 92 is slidably installed in the air gun nozzle 91. An air inlet pipe 93 connected to an external air pump is also fixedly installed at the top of the air gun nozzle 91, and a control valve 94 for controlling the opening and closing of the air inlet pipe 93 is provided at the lower end of the air gun nozzle 91. By installing a grip 9 at the lower end of the regulator 3, the grip 9 facilitates the operator's stable operation of the equipment. At the same time, by fixing the air gun nozzle 91 on the grip 9, it is convenient to connect to an external air pump through the air inlet pipe 93 on the air gun nozzle 91. Furthermore, an air pusher 92 is installed in the air gun nozzle 91, so that when the air gun nozzle 91 is filled with high-pressure gas, it can quickly push the air pusher 92 to move, thereby pushing the movable iron block 6 to be fired quickly. This realizes that air pressure replaces human power as the power to move the movable iron block 6. Moreover, by installing a corresponding control valve 94 on the air gun nozzle 91, the operator can easily control the on and off of the high-pressure gas.
[0073] Reference Figure 16As shown, the pneumatic pusher 92 includes a slide rod 921 and a sealing plug 922. The sealing plug 922 is installed inside one end of the slide rod 921 and is fixedly connected to the slide rod 921. A push plate 923 is also installed on the outer end of the slide rod 921. The push plate 923 is fixedly connected to the slide rod 921 and has a positioning slot 924 corresponding to the pull rod 4. By designing the air-push frame 92, a sealing plug 922 is fixedly installed at one end of the slide rod 921. This ensures that the sealing plug 922 can drive the slide rod 921 to slide and adjust in the air gun nozzle 91. When the air gun nozzle 91 is inflated, it can push the sealing plug 922 to slide quickly to one side, thereby driving the slide rod 921 to move out synchronously. At the same time, by installing a push plate 923 at the outer end of the slide rod 921, it is convenient to directly push the movable iron block 6 out through the push plate 923, so that the movable iron block 6 can impact the limiting plate 5 on the pull rod 4, thereby providing power for disassembly. By opening a positioning slot 924 on the push plate 923, it is convenient to fit onto the pull rod 4, so that the push plate 923 can slide stably along the pull rod 4.
[0074] Working principle: When the winding machine guide disc is tightly engaged, a large impact force is required to achieve stable disassembly. This requires an external air pump to provide power. During use, the gripping frame 9 ensures a stable grip on the equipment and avoids the risk of unstable grip during operation. When needed, the air pump is connected through the air inlet pipe 93. When an impact is required, the operator moves the movable iron block 6 to a position that is in contact with the push plate 923 (the equipment is in a horizontal position during operation). Then, the high-pressure gas is opened by the control valve 94 installed on the air gun nozzle 91, which pushes the air pusher 92 out quickly, thereby causing the movable iron block 6 to quickly impact the limit plate 5. When a secondary impact is required, the control valve 94 can be closed and the air release valve (not shown in the figure) on the air gun nozzle 91 can be opened to return the air pusher 92 to its original position.
[0075] The device provided in this embodiment of the invention has the same implementation principle and technical effects as those in Embodiments 1, 2, 3 and 4. For the sake of brevity, any parts not mentioned in this embodiment can be referred to the corresponding contents in Embodiments 1, 2, 3 and 4.
[0076] The above description is merely a preferred embodiment of the present invention and is not intended to limit the invention. Various modifications and variations can be made to the invention by those skilled in the art. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the invention should be included within the scope of protection of the invention.
Claims
1. A winding machine guide plate disassembly device, comprising operating clamps, the operating clamps being composed of two rotatably connected clamp frames (1), each clamp frame (1) comprising a handle portion (11) and a jaw portion (12), the jaw portion (12) being integrally formed at the head of the handle portion (11), characterized in that: The head of the jaw (12) is fixedly equipped with an arc-shaped iron plate (2), and also includes an adjuster (3) for adjusting the distance between the two jaw handles (11). A pull rod (4) is fixedly provided in the middle of the lower end face of the adjuster (3). A limit plate (5) is fixedly installed at the end of the pull rod (4), and a movable iron block (6) is sleeved on the pull rod (4). The movable iron block (6) is slidably connected to the pull rod (4). The adjuster (3) includes a limiting frame (31) and an internal block (32). The internal block (32) is fixedly installed in the middle of the limiting frame (31), and a connecting shaft (321) and a movable frame (322) are respectively provided on both sides of the internal block (32). The connecting shaft (321) is rotatably connected to the limiting frame (31), and the movable frame (322) is horizontally slidably connected to the limiting frame (31). The head of the movable frame (322) is equipped with a shaft (323) that is rotatably connected to the clamp handle (11). A first bolt rod (33) for adjusting the position of the movable frame (322) is also installed on one side of the limiting frame (31). The first bolt rod (33) is screwed in and out of the limiting frame (31) by a thread, and the head of the first bolt rod (33) is rotatably connected to the movable frame (322). The end of the pull rod (4) is equipped with a bulletproof device (7). The bulletproof device (7) includes a locking frame (71), a connecting plate (72), and an outer frame (73). The connecting plate (72) is fixedly installed on the outer side of the locking frame (71). The outer frame (73) is fixedly installed on one end of the connecting plate (72). The head of the outer frame (73) is equipped with a first locking block (74) with a limit movable iron block (6). The first locking block (74) is longitudinally slidably connected to the outer frame (73). The lower end of the first locking block (74) is fixedly equipped with a support spring (741). The outer frame (73) is also equipped with a bending rod (731). The bending point of the bending rod (731) is rotatably connected to the outer frame (73). The lower end of the first locking block (74) is also provided with an auxiliary frame (742) that cooperates with the head of the bending rod (731). The auxiliary frame (742) and the first locking block (74) are integrally formed. The locking frame (71) includes a base plate (711), an outer limiting plate (712), and an elastic clamping plate (713). The outer limiting plate (712) and the elastic clamping plate (713) are located at both ends of the upper surface of the base plate (711), and the outer limiting plate (712) and the elastic clamping plate (713) are both fixed vertically to the base plate (711). Metal support rods (714) are also symmetrically installed on the elastic clamping plate (713). The metal support rods (714) are slidably connected to the elastic clamping plate (713). A metal plate (715) is fixedly installed at one end of the metal support rod (714), and a storage groove (716) for storing the metal plate (715) is also opened on the side of the elastic clamping plate (713).
2. The winding machine guide disc disassembly device according to claim 1, characterized in that, The regulator (3) includes a middle block (301), a front plate (302) and an L-shaped rear plate (303). The front plate (302) and the L-shaped rear plate (303) are respectively located at the front and rear ends of the middle block (301), and both the front plate (302) and the L-shaped rear plate (303) are fixedly connected to the middle block (301). Support rods (304) and double rod frames (305) are respectively provided at both ends of the middle block (301). The support rods (304) are installed on the L-shaped rear plate (303) through movable slides (306), and the movable slides (306) are horizontally slidably connected to the L-shaped rear plate (303). A second bolt rod (307) for driving the movable slides (306) to move is also installed on the side of the L-shaped rear plate (303).
3. A winding machine guide disc disassembly device according to claim 1 or 2, characterized in that, The regulator (3) is fixedly installed with a threaded sleeve (40) for mounting the pull rod (4). The threaded sleeve (40) is also installed with an elastic launch seat (8). The elastic launch seat (8) includes a lower plate (81), an elastic frame (82) and a concave clamping plate (83). The elastic frame (82) is vertically fixed on the upper end face of the lower plate (81). The concave clamping plate (83) is fixedly installed on the outer side of the lower plate (81). The outer side of the threaded sleeve (40) is also symmetrically provided with matching grooves (401) corresponding to the concave clamping plate (83). The side of the elastic frame (82) away from the concave clamping plate (83) is also provided with a launching spring (84). The side of the elastic frame (82) is fixedly installed with a locking shell (821) for mounting the launching spring (84).
4. The winding machine guide disc disassembly device according to claim 3, characterized in that, A bending frame (85) is fixedly installed on the outside of the elastic frame (82). A locking tongue (851) is installed at the head of the bending frame (85). The locking tongue (851) is longitudinally slidably connected to the bending frame (85). An auxiliary spring (852) is fixedly installed at the lower end of the locking tongue (851). A pull rope (853) is also installed at the lower end of the locking tongue (851). A gripping ball (854) is fixedly installed at the lower end of the pull rope (853).
5. A winding machine guide disc disassembly device according to claim 1 or 2, characterized in that, The lower end of the regulator (3) is fixedly installed with a grip (9), and an air gun nozzle (91) is fixedly installed on the grip (9). An air pusher (92) for pushing the movable iron block (6) is installed in the air gun nozzle (91). The air pusher (92) is slidably installed in the air gun nozzle (91). An air inlet pipe (93) connected to an external air pump is also fixedly installed on the top of the air gun nozzle (91), and a control valve (94) for controlling the opening and closing of the air inlet pipe (93) is provided at the lower end of the air gun nozzle (91).
6. The winding machine guide disc disassembly device according to claim 5, characterized in that, The pneumatic actuator (92) includes a slide rod (921) and a sealing plug (922). The sealing plug (922) is installed inside one end of the slide rod (921) and is fixedly connected to the slide rod (921). A push plate (923) is also installed on the outer end of the slide rod (921). The push plate (923) is fixedly connected to the slide rod (921) and has a positioning slot (924) corresponding to the pull rod (4) on it.
7. The winding machine guide disc disassembly device according to claim 1, characterized in that, A high-silica rubber sheet (21) is fixedly installed on the outer surface of the arc-shaped iron sheet (2). The clamp handle (11) includes a metal inner rod (111) and an outer limiting sleeve (112). The outer limiting sleeve (112) is sleeved on the outer surface of the metal inner rod (111), and the outer limiting sleeve (112) is bonded and fixed to the metal inner rod (111).
Citation Information
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