90results about How to "Reliable clamping" patented technology

The application relates to the technical field of solid waste treatment, and discloses an intelligent control sorting system and sorting equipment for construction waste based on AI vision, which integrates material conveying, visual sensing, multi-stage driving sorting and a central main control module; a main controller constructs a window load entropy model based on visual data, reversely adjusts the frequency of a front-end vibrating material uniformizing device to realize full-line load balancing, and effectively prevents the phenomenon of overload congestion or idling of rear-end mechanical arms; a special electro-hydraulic mixed drive gripper is arranged at the sorting end, which can intelligently switch between servo electric power soft grabbing and hydraulic rigid heavy load locking modes according to the physical properties of materials; in addition, the system calculates visual touch feature residual errors by using physical feedback in the grabbing process, and iteratively corrects the weight parameters of the visual recognition algorithm online. The application effectively solves the problems that the traditional sorting line has large flux fluctuation and complex rigid and flexible materials are difficult to be considered, and significantly improves the overall sorting efficiency and purity of the system.

The application discloses a battery monomer, a battery device and a power utilization device, and relates to the technical field of batteries. The battery monomer comprises a shell assembly, an electrode assembly and a pole post assembly, the pole post assembly comprises a pole post main body and an adapter, the adapter is welded with a first shell wall, at least one identification part is formed on the side surface of the adapter away from the accommodating cavity, the identification part is arranged between the outer circumferential edge of the pole post main body and the outer circumferential edge of the adapter in the radial direction of the adapter, the identification part is configured to be visually detected and identified, the surface roughness of the identification part is smaller than the surface roughness of the remaining part of the side surface of the adapter away from the accommodating cavity except the identification part, and the surface roughness of the remaining part of the side surface of the adapter away from the accommodating cavity except the identification part is smaller than the surface roughness of the outer circumferential wall of the adapter. Therefore, the position grasping accuracy of the outer circumferential edge of the adapter can be improved through the identification part, the welding quality of the adapter and the first shell wall is improved, and the reliability of the battery monomer is improved.

The utility model discloses automatic medicine box cover closing equipment which comprises an equipment body, the equipment body comprises a weighing part, a cover closing part and a guide rail, the guide rail is provided with a lower mold capable of moving between the weighing part and the cover closing part in a reciprocating mode, a medicine shell is installed in the lower mold, a medicine charging machine for adding medicine into the medicine shell is arranged in the weighing part, and the lower mold is provided with a medicine charging opening. An air cylinder for packaging the medicine cover on the medicine shell is arranged in the cover closing part; the automatic cover closing device has the advantages that the lower die is used for loading the medicine shell, the medicine cover is pressed downwards through movement of the air cylinder, the medicine cover is blocked on the medicine shell, and automatic cover closing of the medicine box is achieved.

The utility model discloses a pin module group for assembling PCB terminals. The pin module group comprises a terminal material belt flow channel and a terminal material belt feeding mechanism which are fixed on a workbench, and a terminal pin module group which is fixed on a pin module group support frame and is in linkage connection with the terminal material belt feeding mechanism. The terminal contact pin module comprises a contact pin mounting box fixed on the contact pin module supporting frame, and a contact pin clamping driving mechanism, a contact pin pushing-in driving mechanism and a contact pin executing mechanism which are arranged on the contact pin mounting box; the contact pin clamping driving mechanism is in linkage connection with the contact pin executing mechanism and clamps the terminal on the terminal material belt; the contact pin push-in driving mechanism is in linkage connection with the contact pin execution mechanism, and the terminal on the terminal material belt is cut and then inserted into the PCB. According to the scheme, the PCB terminal assembly structure has the advantages of being simple in structure, reliable in assembly and the like, and has very high practical value and popularization value in the technical field of PCB terminal assembly.

The invention provides a continuous feeding device and method for square bars. The device comprises two roller driving units which are symmetrically arranged on the two sides of a square bar feeding path. Each roller driving unit comprises a box body, a worm rotatably arranged in the box body, at least two worm gears meshed with the worm, rollers coaxially and fixedly connected with the worm gears, and a driving mechanism; the rollers are configured in a manner that the working surfaces of the rollers can accommodate and press the side surfaces of the square bar, and a feeding cavity for clamping the square bar is formed between the corresponding rollers of the two roller driving units; the driving mechanism is connected to the worm and used for driving the worm to rotate. According to the square bar feeding device, a structure that a plurality of worm wheels on the same side are driven by a single worm at the same time is adopted for feeding square bars, stable conveying of the square bars can be achieved, and the problems that the square bars are prone to deflection or torsion in the feeding process, and the feeding precision and stability are difficult to guarantee are solved.

This utility model provides a film-pulling assembly for a sealing machine, belonging to the technical field of sealing machine technology. It includes a support frame that can slide linearly on the sealing machine; a clamping structure fixed to the support frame, comprising a hinged movable clamping plate, the rotation of which clamps or releases the material; a reset component connected to the movable clamping plate, used to drive the movable clamping plate to rotate and then push it back to its original position; and an electromagnetic component that indirectly drives the movable clamping plate to rotate via electromagnetic force. This utility model allows the reset component to reset the moment the electromagnetic component stops working, thus enabling the reset component to drive the clamping mechanism to clamp and fix the material. This allows the material end to be pulled during the movement of the film-pulling assembly, thereby indirectly improving material processing efficiency.

This utility model discloses a multi-jaw hydraulic vise clamp, including a base, a clamping assembly, and a hydraulic drive cylinder. The clamping assembly includes a main body, a pull rod, multiple sliders, multiple swing arms, and multiple jaw blocks. The multiple sliders are arranged in a circumferential interval around the center of the main body. The multiple swing arms are mounted inside the main body and can swing back and forth. Each swing arm is hinged to the pull rod and driven by the pull rod to swing back and forth. Each swing arm is also hinged to a multiple slider and drives the slider to slide back and forth horizontally. By mounting multiple swing arms inside the main body and using the pull rod to drive the multiple swing arms to swing back and forth, which in turn drives the multiple sliders to slide back and forth horizontally, this design replaces the traditional structure where parts use inclined surfaces for fit. This design has lower requirements for the machining accuracy of parts, is easier to assemble, and avoids jamming. The transmission is more stable and smooth, and the clamping is more stable and reliable, bringing convenience to machining operations.

The utility model discloses a four-axis machine of a machining center, and relates to the technical field of four-axis machines. The machining center four-axis machine comprises a machining center, a fixing assembly and a replacing assembly, a bridge plate is arranged on the machining center, the fixing assembly is arranged on the bridge plate, the replacing assembly is arranged on the bridge plate, the replacing assembly comprises a fixing frame, sliding blocks, springs and clamping rods, and the two sets of sliding blocks are installed in the fixing frame in a sliding mode and are symmetrically distributed; a spring is fixedly installed on one side of the sliding block, a clamping rod is fixedly installed on the other side of the sliding block, and the other end of the clamping rod penetrates through the fixing frame and extends into the connecting plate. Through the arrangement of the replacement assembly, workpieces of different shapes and sizes possibly need different clamping modes and force distribution, the most suitable clamping mode can be selected according to the specific requirement of each workpiece by replacing the clamping fixing plate, and the flexibility can ensure that each workpiece can be stably and reliably clamped; and machining errors or workpiece damage caused by improper clamping are avoided.

This utility model provides a fixing fixture for wire harness processing, including an operating table and a positioning block disposed on the operating table. The positioning block has an array of positioning slots for accommodating wire harnesses, and a clamping assembly for holding the wire harnesses is disposed within each positioning slot. A photoelectric sensor is disposed on the bottom side of the positioning slot, and the photoelectric sensor is electrically connected to the clamping assembly. The fixing fixture for wire harness processing provided by this utility model senses the wire harness within the positioning slot through the photoelectric sensor in the positioning slot. After transmitting the signal to a controller, the controller controls electromagnets one and two on swing block one to generate a repulsive force, causing swing block one and swing block two to swing in opposite directions. This allows the rubber pads on swing block one and swing block two to clamp the wire harness on the support bar. The clamping of the wire harness can be achieved independently without manual operation of the clamping assembly. The clamping of the wire harness is convenient and quick, and the clamping effect is good for wire harnesses of different diameters. The fixing fixture has good adaptability to wire harness clamping.

This utility model relates to the field of pipe fixing technology, and in particular to a pipe clamping device and boiler equipment. The pipe clamping device provided by this utility model includes two clamping plates arranged opposite each other and a connector. The clamping plates include a connecting part and a plurality of clamping parts spaced apart along a first direction. The plurality of clamping parts form an elastic corrugated structure, and the clamping parts fit against the pipe surface through elastic deformation. The connector connects the connecting parts of the two clamping plates so that the two clamping plates clamp the pipe. The pipe clamping device provided by this utility model can automatically adapt to the dimensional deviation between pipes and the thermal deformation during operation. While ensuring reliable clamping, it reduces the requirements for installation accuracy and improves the stability and consistency of the clamping effect.

The application discloses a portable adjustable pipe supporting and carrying trolley, and belongs to the technical field of carrying trolleys. The trolley comprises a trolley frame, two running wheels and a gripping handle. The two running wheels are respectively arranged on the two sides of the trolley frame. The gripping handle is arranged on the middle part of the trolley frame. An extension part is fixedly arranged on the top of the trolley frame. A center rod is fixedly arranged on the top of the extension part. Pipe tongs are rotatably connected to the two ends of the center rod. A working cavity is arranged between the center rod and the extension part. A rotating handle is movably arranged on the side wall of the extension part. A placing groove is arranged on the side wall of the extension part. A rotating mechanism for driving the two pipe tongs is arranged in the working cavity. The pipe tongs clamping and the trolley carrying are combined, portable clamping and carrying of pipes with different diameters are realized, the labor intensity is effectively reduced, and the pipe carrying efficiency and safety are improved.

The utility model provides a plug seedling transplanter clamping mechanism which comprises a moving assembly arranged on a transplanter body and a clamping assembly connected with the moving assembly, the clamping assembly comprises two clamping arms used for clamping plug seedlings and a driving unit used for driving the two clamping arms to move oppositely, one end of each clamping arm is connected with the driving unit, and the other end of each clamping arm is connected with the moving assembly. An arc-shaped clamping piece in separable contact with a plug seedling is arranged at the other end of the clamping arm, and the arc-shaped clamping piece is arranged at one end of the clamping arm in a swinging manner. According to the clamping mechanism of the plug seedling transplanter provided by the utility model, the positive and negative lead screws drive the arc-shaped clamping pieces on the clamping arms to slowly approach plug seedlings, and the sponge bosses are arranged on the arc-shaped clamping pieces to buffer the clamping of the arc-shaped clamping pieces, so that the clamping of the plug seedlings by the arc-shaped clamping pieces is more stable and reliable; the tray seedlings are flexibly buffered by the sponge bosses, so that the tray seedlings are prevented from being collapsed and broken due to stress concentration during clamping, and the clamping effect of the clamping mechanism on the tray seedlings is better.

The invention discloses a telescopic clamping module of a gamepad and the gamepad, and aims to solve the problems that an existing telescopic gamepad integrated clamping structure is complex in mold opening, high in cost and poor in compatibility, and the whole gamepad needs to be scrapped after a clamping part is damaged. The telescopic clamping module comprises a fixed shell and a movable shell which can slide in a telescopic mode relatively, a reset spring is connected between the fixed shell and the movable shell, and fixed ends are arranged at one ends of the outer sides to be connected with a gamepad shell. The fixed shell and / or the movable shell are / is provided with a clamping part, an anti-sliding / anti-abrasion pad is arranged on the front face of the fixed shell, one anti-sliding / anti-abrasion pad is provided with a sliding channel / rail, and the other anti-sliding / anti-abrasion pad is slidably installed in a matched mode. The gamepad comprises a left gamepad, a right gamepad and the telescopic clamping module, and the fixed shell and the movable shell are fixed to the two gamepads respectively. The telescopic clamping function is independent into a module, the design of a handle shell is simplified, the mold opening cost is reduced, clamping is stable, assembling is flexible, a damaged module can be independently replaced, the situation that the whole handle is scrapped is avoided, and the handle is adaptive to a mobile phone or a tablet personal computer.

The utility model provides a kind of clamping force testing device for orthodontic slot appliance, comprising: lower fixture assembly and upper fixture assembly clamping appliance;Lower fixture assembly and upper fixture assembly are slidably installed on support assembly;Appliance two sides are inserted in lower fixture assembly along the sliding direction of lower fixture assembly, and lower fixture assembly extends towards the inside of appliance bending, and lower fixture assembly is inserted in the inside central axis of appliance;Push-pull dynamometer is fixed to support assembly, and push-pull dynamometer measuring end is connected to the end of lower fixture assembly away from upper fixture assembly;Digital differential head is fixed to support assembly;Upper fixture assembly is set to digital differential head measuring end, and upper fixture assembly is inserted in the outside central axis of appliance;Digital differential head has adjustable end, and adjustable end drives the upper fixture assembly of measuring end to approach or away from lower fixture assembly.The present application has the effect of improving the accuracy of measuring long-term clamping force retention rate, enhancing reliability, and accurately controlling clamping position.

This invention relates to the field of torque testing machine technology and discloses a horizontal torque testing machine, including a machine base, guide rail, drive shaft, slide, chuck, and clamping components. The clamping components are mounted on the chuck, with an air pipe at the outward-facing end of the jaws. Several cylindrical bodies are mounted on a fixed ring via a support plate. An end plate is provided at the end of the air pipe. Several mounting slots are also formed inside the jaws, and locating pins are movably mounted within these slots. The invention also includes auxiliary components. By setting up a clamping component composed of a toothed ring, drive component, and jaws, and movably mounting locating pins within the jaws, this invention allows gas to enter the air chamber when the jaws move towards the surface of shaft-like parts. The cooperation between the air pipe and the cylindrical bodies pushes the locating pins outward and abuts against the uneven surface structure of the shaft-like parts. This enables the machine to adapt to shaft-like parts with different surface structures, achieving reliable clamping without changing the clamps, significantly improving testing efficiency, and avoiding the problem of decreased positioning accuracy caused by frequent clamp changes.

The invention discloses a numerical control machine tool machining cutter grinding and polishing device which comprises a base, in the using process of the numerical control machine tool machining cutter grinding and polishing device, two clamping plates are driven by a two-way screw to move relatively, and cutters of different specifications can be rapidly clamped in cooperation with guiding of a limiting rod and an anti-skid rubber pad, so that displacement during grinding is avoided, and the grinding precision is improved; the lifting assembly, the pushing air cylinder and the transverse moving assembly achieve movement of the grinding wheel in a three-dimensional space, the angle adjusting assembly accurately controls the grinding angle through worm and gear transmission, and the grinding requirements of different parts of the cutter are met. The guide rod guarantees stable movement of the transverse moving assembly, the grinding motor drives the grinding wheel to rotate at a high speed, efficient and uniform grinding and polishing of the cutter are achieved by combining the synergistic effect of all adjusting mechanisms, and the machining quality is improved.

This invention relates to the field of robotics, and in particular to a multi-segment parallel crawling robot for multi-curvature pipe corridors. The robot comprises at least three segments connected in series, with adjacent segments sharing a platform. Each platform has two symmetrically arranged mechanical legs for gripping pipes. Each segment includes a parallel mechanism connecting two platforms, which drives relative movement between the two connected platforms. This invention employs a multi-segment parallel connection method, increasing the overall structural freedom and reliability. It can flexibly bend according to changes in pipe curvature, thus smoothly passing through continuous curved pipe sections, enabling efficient passage and stable operation of the robot in complex pipeline environments.

The application discloses a sample tube cover opening device, which comprises a clamping rack, a clamping lifting mechanism, a clamping mechanism, a cover opening mechanism and a discharging mechanism. The clamping lifting mechanism is installed on the upper part of the clamping rack, the cover opening mechanism is installed on the lifting end of the clamping lifting mechanism, the clamping mechanism is installed on the lower part of the clamping rack and is located directly below the cover opening mechanism, and the discharging mechanism is slidably connected to the clamping rack and is connected with the clamping lifting mechanism. The cover and the test tube are separated by the cooperation of the clamping mechanism and the cover opening mechanism, and the degree of automation is high. In addition, a small guide column and a sliding block spring are arranged between the sliding block and the push block in the clamping mechanism, the sliding block spring has a good buffering effect, the test tube is prevented from being clamped and broken due to too large stress, and the clamping is stable and reliable.

This invention relates to the field of timber structure maintenance technology, specifically to a reinforcement and repair device and method for timber structures. It aims to solve the problems of loosening and breakage of existing timber structure connection nodes, cumbersome installation of reinforcement devices, poor adaptability, and low repair efficiency. The device includes a support component and a fixing connection component. The support component drives a clamping plate component via a gear and rack assembly to precisely clamp the timber structure column connection nodes. The fixing connection component uses a fixing ring and a threaded rod to apply tension to the column for fixation. Furthermore, the support column assembly can be flexibly adjusted in height to adapt to different node positions. The reinforcement and repair device has a compact overall structure and is easy to operate; the reinforcement and repair method is efficient, labor-saving, and highly operable, effectively improving the stability and safety of timber structure connection nodes, extending the service life of timber structures, and reducing maintenance costs and the labor intensity of workers.

The utility model relates to pressure detection equipment technical field discloses a kind of pressure test verification devices of pressure gauge, including workbench, bottom plate, pressure pump, pressure connecting block and pressure gauge;Further include locking assembly, it contains mounting seat, connecting rod, pressure cap and spring cylinder clamp;Connecting rod is connected to pressure connecting block by mounting seat, spring cylinder clamp cover is equipped in the bottom of pressure gauge;Pressure cap is rotatably arranged in the outer wall of mounting seat, for driving spring cylinder clamp to move in mounting seat and be extruded and contract by inner wall to lock pressure gauge.The device is also provided with fixing assembly, by U-shaped clamp striding in the edge of workbench, and make rubber block press tightly bottom plate by knob driving screw rod.The utility model has realized the quick stable clamping of pressure gauge, and ensure that device bottom plate is firm, effectively improve the efficiency and stability of pressure test verification.

The utility model discloses a kind of monitor liquid crystal box overturning clamping devices monitor liquid crystal box overturning clamping devices, including clamping support, both sides of the clamping support are symmetrically equipped with sliding guide rail seat, the sliding guide rail seat is slidably installed with sliding clamping frame seat by linear sliding guide, sliding clamping frame seat is fixedly installed with sliding clamping frame;Sliding guide rail seat is also equipped with clamping drive motor, and sliding clamping frame is driven by screw nut pair of clamping drive motor;Opposite position is provided with alignment clamping frame in the sliding clamping frame, and the alignment clamping frame and sliding clamping frame constitute clamping pair, and the alignment clamping frame is installed in alignment platform. This clamping type overturning machine is stable in grabbing, and clamping is reliable. The clamping device has the characteristics of stable clamping, high overturning efficiency.

The invention provides a medicine storage cabinet which comprises a cabinet body and a storage plate arranged in the cabinet body in a drawable mode, the storage plate is provided with a plurality of placing positions used for containing medicine, each placing position is correspondingly provided with a clamping mechanism, and each clamping mechanism has a clamping state and a clamping state, the medicine can be automatically and laterally clamped and fixed; in the jacking state, when the medicine needs to be taken out, the clamping state is relieved, the medicine is automatically jacked upwards to assist in taking out, and the clamping mechanism with the clamping state and the jacking state is arranged, so that the medicine can be automatically and reliably clamped and fixed during storage, and the medicine is prevented from shaking; and during medicine taking, clamping can be automatically relieved, the medicine can be stably jacked up to the easy-to-take height, an operator does not need to dig the medicine with great effort, and the medicine taking efficiency and the operation experience are greatly improved.

The utility model relates to an adhesive tape paper tube aligning and aligning mechanism which comprises an installation frame, an adhesive tape paper tube finished product pushing piece arranged in the installation frame in a sliding mode and an adhesive tape paper tube positioning mechanism fixedly arranged on the side wall of one side of the installation frame. The adhesive tape paper tube positioning mechanism is at least provided with an upper adhesive tape paper tube positioning plate and a lower adhesive tape paper tube positioning plate, and the opposite sides of the upper adhesive tape paper tube positioning plate and the lower adhesive tape paper tube positioning plate are each provided with an arc-shaped positioning groove concaved inwards and used for being tightly attached to the outer wall of an adhesive tape paper tube. And the two arc-shaped positioning grooves are matched to form an alignment space with the outline similar to that of a currently-machined paper tube, and the alignment space is matched with an adhesive tape paper tube finished product pushing piece on the inner side of the mounting frame.

The embodiment of the invention provides turnover equipment, and relates to the technical field of product assembling equipment. The clamping mechanisms located at the two opposite ends of the product in the third direction are arranged, the clamping mechanisms can move relative to the product in the third direction, and then the product is clamped; meanwhile, the clamping mechanism is provided with a first restraining surface and a second restraining surface, so that products with different heights can be stably clamped in the third direction, products with different diameters can be stably and reliably clamped in the first direction, and compatibility of the products with various sizes is achieved; and by arranging the turnover mechanism, the product can be driven to turn over at any angle, so that the turnover requirement in the product assembling process is met. Meanwhile, the turnover equipment can realize unmanned operation in the whole process, is high in automation degree and safety coefficient, easy to operate and wide in application, and can be used for assembling the same type of products in different fields.

The utility model discloses a kind of pillar fixing assemblies, belong to pillar fixing technical field, including as independent component can be separately separated first fixed block, second fixed block and third fixed block, second fixed block can be fixedly connected between first fixed block and third fixed block by screw;Groove is set between adjacent two fixed blocks and is matched for clamping pillar, so that two pillars combination constitutes cross shape.The pillar fixing assembly of the utility model aims at solving the problem that traditional fixing piece processing is easy to deform and the processing cost is high, realizes the simplification process while avoiding processing deformation, reaches the effect of reducing processing difficulty and processing cost.

The invention belongs to the technical field of pipeline inner wall spraying equipment, and relates to a full-automatic spraying equipment device which comprises a movable base, an adjustable pipeline clamping mechanism, a rotary spraying executing mechanism, an automatic feeding system and an intelligent electric control unit. The adjustable pipeline clamping mechanism can achieve automatic centering and clamping of pipelines with different pipe diameters, and the rotary spraying executing mechanism is of a servo rotation and electric telescopic combined structure and is matched with a radial fine adjustment spraying head and a plurality of sets of circumferential fan-shaped nozzles to achieve 360-degree even dead-corner-free spraying of the inner walls of the pipelines. The automatic feeding system has the functions of pressurization, flow regulation and leakage prevention, and the intelligent electric control unit achieves one-key automatic spraying, constant-speed feeding, automatic returning and sudden stop protection. The pipeline inner wall spraying device is high in adaptability, uniform in spraying, high in automation degree and convenient to move, the problems that traditional equipment is single in pipe diameter adaptation, unstable in clamping, uneven in coating and high in manual dependence degree are effectively solved, and the spraying efficiency and quality of the pipeline inner wall are remarkably improved.

The utility model relates to glass tube processing technical field especially relates to a kind of glass tube flange mouth high -efficient forming equipment, it includes: workbench, the workbench one side is provided with support frame, clamping assembly is provided on the support frame, heating assembly is provided on the workbench of the support frame one side, the heating assembly is provided with mould assembly on the side away from clamping assembly.The utility model is driven screw rotation by setting mould assembly, rotation movement is converted into the linear motion of driving block, then cooperation guide rail two direction finding, the position of accurate control forming mould in vertical direction, the telescopic rod telescoping of telescopic cylinder three can drive fixed plate and forming mould horizontal movement simultaneously, realize the accurate abutting and separation of forming mould and glass tube flange mouth, ensure that forming mould is accurate in position during forming process, ensure that flange mouth forming size accuracy.

The utility model discloses a product quality detection instrument convenient to contrast, including base, the bottom four corners of base all rotatory installation universal wheel and the top fixed mounting of base has fixed frame and fixed link, two first adjusting screw rods are rotatory installed on the fixed frame and have first adjusting motor on the fixed installation of fixed frame, and the fixed connection between two first adjusting screw rods, and the movable block is screw jointed on two first adjusting screw rods, the fixed installation of detection appearance is all installed in the bottom of two movable blocks, and the fixed connection of the output shaft of first adjusting motor and corresponding first adjusting screw rod, the fixed installation of second adjusting motor is installed on the fixed link, and the fixed sleeve of second adjusting motor's output shaft has second adjusting screw rod. The utility model discloses through nimble adjusting mechanism and clamping structure, has realized convenient, efficient, accurate contrast detection to product, has improved product quality detection's efficiency and accuracy greatly.

The application discloses a flexible instrument robot and an operating handle of the flexible instrument robot. The operating handle comprises a handle body, the handle body comprises a first handle part and a second handle part, the first handle part and the second handle part are rotationally connected to switch between an open state and a closed state, in the closed state, an accommodating channel is formed between the first handle part and the second handle part, the accommodating channel comprises a first section and a second section, the first section is tightly matched with the flexible instrument, and the second section is loosely matched with the flexible instrument. The operating handle can be adapted to clamp the bending area of the flexible instrument, and has relatively better versatility.