659 results about "Work time" patented technology

To predict the working time of sorting work for taking out merchandise and sorting it for each shipping destination.SOLUTION: The prediction device 100 includes a prediction unit 113 that predicts a work time of sorting work, which is work of taking out and sorting articles from a storage that stores the articles, based on a plurality of orders related to the articles (commodities), and calculates the work time as a predicted work time. The prediction unit 113 calculates the predicted working time based on the input information including the type of article to be taken out from the storage, the number of articles to be taken out from the storage, and the number of articles included in each order. The storage may be a storage shelf that the transport robot carries to a work place of the sorting work. The item may be transported along a predetermined path to a work location of a sorting operation. Further, a worker who performs the sorting work may move to a place where the storage is placed and perform the sorting work.SELECTED DRAWING: Figure 3

The invention relates to a control method for improving EDT roller texturing efficiency and high-surface automobile aluminum plate oil storage amount. The control method comprises the steps that (1) a single-rack cold rolling mill is adopted; (2) carrying out roller surface treatment by adopting an electrode electric spark roller grinder, wherein the roughness Ra of a working roller before roughening is less than or equal to 0.4 mu m; the roughness Ra after EDT roughening is equal to 1.95 to 2.2 [mu] m; (3) a single-rack cold rolling mill is adopted for production, the rolling oil temperature is 35 + / -5 DEG C, and the rolling oil pressure is 6.0-9.0 bar; (4) an air cushion type continuous annealing line is adopted for cleaning and solid solution aging treatment; (5) carrying out surface appearance and pit size measurement on the prepared aluminum plate by adopting a 3D optical microscope; and (6) the manufactured aluminum plate is measured through a 3D non-contact optical contourgraph. By means of the method, the requirements for the surface roughness Ra and Rpc of the automobile sheet can be met, the downstream stamping cracking risk and the corrosion spot defect caused by the too large surface pit diameter are reduced, the better high-surface automobile sheet, the higher aluminum sheet surface oil storage amount and the lower friction coefficient can be obtained, and the EDT roller texturing working time can be saved.

The invention discloses a life cycle management method and system for a vehicle chassis with a corner module structure, and relates to the technical field of life cycle management. The method comprises the step of determining the life cycle management system of the vehicle chassis with the angle module configuration based on the influence content of each component, the real-time image of the vehicle chassis with the angle module configuration and the working process of the vehicle chassis with the angle module configuration, so that the accuracy of the life cycle management system is improved. Determining the overall damage amount of the vehicle chassis of the angle module configuration based on the damage variation of each part and the corresponding working time, and constructing a corresponding use life curve according to the overall damage amount and the life cycle management system; a plurality of life risk nodes are determined based on the identification of the life curve, and a corresponding dynamic early warning system is determined according to the node position of each life risk node, the corresponding risk level and the working content of the vehicle chassis of the corner module configuration, so that the accuracy of the dynamic early warning system is improved.

The invention relates to the technical field of charging pile management, in particular to an intelligent management method for charging piles, which comprises the following steps of: acquiring a fault reporting position, a fault type and a fault priority of each charging pile, simultaneously acquiring professional skills, a current position, a working time window and a central spare part library position of a maintenance engineer, and constructing a to-be-scheduled maintenance task list. According to the method, the fault position and the fault priority are mapped to the urban map grid and weighted counting is carried out to form the demand side pressure expression, the relationship between the service radius and the position of an engineer is introduced, the supply side space distribution is formed through superposition, the regional maintenance resource supply and demand situation is dynamically constructed in a quantifiable mode, and the task allocation efficiency is improved. According to the resource supply and demand diagram, an initial task sequence is allocated for an engineer, and sequence adjustment and task exchange are performed, so that a scheduling scheme can be optimized according to actual capability, path accessibility and a time window.

A method includes (a) receiving course data identifying a first zone, a second zone, and a third zone within a golf course, (b) generating time prediction data including predicted work times indicating a predicted amount of time required for a mower to mow one of the zones, (c) receiving a set of desired mowing parameters indicating that a first mower and a second mower are available for maintenance of the golf course, (d) generating a first route assignment for the first mower and a second route assignment for the second mower based on the course data and the time prediction data, and (e) providing a graphical user interface including instructions for an operator to complete the first route assignment using the first mower. The first route assignment includes mowing the first zone and the second zone. The second route assignment includes mowing the third zone.

The utility model relates to a slitting device of a slitting machine, which comprises lead screw seats oppositely arranged on a rack of the slitting machine, a plurality of lead screws are rotatably arranged between the two lead screw seats, one end of each lead screw is respectively in transmission connection with a driving component, a fixing plate is arranged below the lead screw seats, a mounting plate is arranged on the fixing plate in a sliding manner, and the lead screws are arranged on the mounting plate. The mounting plate is provided with an upper cutter assembly and a connecting seat, the connecting seat is provided with a lead screw nut in threaded connection with the lead screw, a cutter shaft is rotationally arranged below the upper cutter assembly, the cutter shaft is provided with a lower cutter assembly matched with the upper cutter assembly, the lead screw is driven by the driving assembly to rotate, and the lower cutter assembly is driven by the driving assembly to rotate under the action of matching of the lead screw and the lead screw nut. The cutter adjusting device drives the mounting plate provided with the upper cutter assemblies to move, so that the distance between the upper cutter assemblies is adjusted, the cutter adjusting efficiency and the edge cutting precision can be effectively improved, the situation that materials are wasted due to edge cutting errors caused by manual adjustment is avoided, the working time of workers is shortened, and the edge cutting working efficiency of the splitting machine is improved.

To provide a method and a device for smoothing a work by which the working time of finish flattening is drastically shortened by predicting stress deformation in advance and roughly working the work into a shape corresponding to a finish shape in advance in a working method for smoothing the work in which the stress deformation is caused, especially the work having a bimetal structure in which thermal stress deformation is caused by temperature rise.SOLUTION: The method includes a first machining process for locally machining the surface of the workpiece based on machining data, and a second machining process which is performed after the first machining process and has a machining mechanism for preferentially removing a contact part between a machining pad having a planar machining reference surface and the workpiece, wherein stress deformation of the workpiece at the time of machining in the second machining process is predicted, and machining data of the first machining process is created from a difference between a predicted surface shape 4 at deformation and a predicted finished surface shape 5 or a difference between a final finished surface shape 7 and the pre-machining surface shape 6.SELECTED DRAWING: Figure 1

The utility model discloses a positioning and mounting structure of a building curtain wall, relates to the technical field of curtain walls, and aims to solve the problems that in the prior art, fixing devices of part of curtain walls are complicated in structure, so that the curtain wall mounting process is troublesome, workers need to work aloft for a long time, and the tedious mounting process increases the aloft work time of the workers. Long-time high-altitude operation is relatively dangerous. The utility model provides a building curtain wall positioning and installing structure which comprises a transverse support and a longitudinal support which are arranged on a building outer wall, a bottom frame is arranged between the transverse support and the longitudinal support, a curtain wall plate is arranged in the bottom frame, a locking structure is arranged in the transverse support, and the curtain wall plate is arranged in the locking structure. The locking structure abuts against a containing groove formed in the lower portion of the bottom frame. Installation and subsequent disassembly can be facilitated, and meanwhile the stability of the curtain wall is guaranteed.

1. The name of the design product: thermostat timer switch. 2. The use of the design product: switch for controlling the working time, temperature and gear of electric heater. 3. The design points of the design product: in shape. 4. The picture or photo best indicating the design points: perspective view 1.

The utility model discloses pneumatic needle type derusting equipment, and particularly relates to the technical field of derusting equipment, the pneumatic needle type derusting equipment comprises a machine shell assembly, a vibration reduction assembly, a pushing assembly, a quick release assembly and a derusting assembly, the vibration reduction assembly is arranged on the inner side of the machine shell assembly, the pushing assembly is arranged on one side of the vibration reduction assembly, and the quick release assembly is arranged on the other side of the vibration reduction assembly. A quick release assembly is arranged on the side, away from the vibration reduction assembly, of the pushing assembly, a rust removal assembly is installed on the inner side of the quick release assembly, the vibration reduction assembly is installed in the equipment, a hand protection layer made of soft materials is further arranged at the position of a handle, vibration and impact in the operation process can be effectively reduced, the fatigue feeling of an operator is reduced, and the service life of the operator is prolonged. And the operation comfort is improved. The comfort is helpful for an operator to keep an efficient working state for a long time, the practicability of the equipment is improved, the equipment is very simple and quick to connect and disassemble due to the design of the quick-release connector, and thus the working time and the labor cost are saved.

The utility model belongs to the field of agricultural engineering technical field, and disclose a kind of anti-winding straw returning to field rotary tiller, including frame, the one end of frame is equipped with driving motor, and the both sides inner wall of frame is rotatably connected with connecting plate, the one end of two connecting plates is fixedly connected with driving shaft in common, the outer surface of driving shaft is equipped with several rotary tiller blades, the driving shaft includes two circular grooves being opened in driving shaft inner surface, the inner surface of two circular grooves is slidably connected with driving table, the inner surface of two connecting plates is equipped with power motor, the utility model is driven shaft is set, under the action of power motor driving screw rod rotation, driving table slides along circular groove and drives connecting block to push cutting knife to extend from accommodating groove, can actively cut off the straw being wound on driving shaft or rotary tiller blade, avoid the problem of work efficiency decline caused by straw winding, without manual shutdown cleaning, reduce operating cost and work time consumption.

This utility model belongs to the field of cardboard box production technology, and in particular to a paper feeding device for a paper slitting machine in cardboard box production. It includes a protective shell, a motor mounted on one side of the protective shell, a second rotating shaft connected to the output end of the motor, and a rotating roller connected to one end of the second rotating shaft. Both ends of the inner surface of the protective shell are connected to driven rotating shafts, and driven rotating rollers are connected to one end of each driven rotating shaft. A conveyor belt is mounted on the surface of the rotating roller, with one end of the inner surface of the conveyor belt abutting against the surface of the driven rotating roller. The paper to be fed is placed on the surface of the conveyor belt, and the motor drives the second rotating shaft and the rotating roller to rotate, thereby moving the conveyor belt forward. The conveyor belt continuously transports the cardboard. Workers only need to place the cardboard on the surface of the conveyor belt and limit its movement; no manual feeding is required, reducing the workload and working time. It also eliminates the need for manual cleaning of the cardboard, improving work efficiency.

The application discloses an aviation graphite sealing assembly O-shaped sealing ring failure simulation device and method, and particularly relates to a method for simulating working environment including oil medium, working pressure, working temperature, working time and part deformation, clamping the O-shaped sealing ring by using the same O-shaped sealing ring clamp as the part structure, putting into a container filled with the same oil medium as the working time, heating according to certain conditions until the O-shaped sealing ring fails, and deducing the possible failure reason of the O-shaped sealing ring, which is suitable for aviation equipment graphite sealing assembly maintenance and fault elimination. The technical method and device overcome the shortcomings that the pressure of the oil medium is not considered and only the single axial deformation of the O-shaped sealing ring is considered in the commonly used GB / T 1690-2010 test method, and can more accurately simulate the O-shaped sealing ring failure critical temperature.

The utility model relates to the technical field of slurry pumps, and provides a movable slurry pump unit base which comprises a base body, a slurry pump body, a sliding fixing mechanism, a sliding moving mechanism, a supporting column, a springback damping mechanism, a lifting protection mechanism and a rotating supporting mechanism. A sliding fixing mechanism is arranged on the outer side wall of the base body, two sliding moving mechanisms are arranged at the bottom of the base body, four supporting columns are fixedly connected to the tops of the sliding fixing mechanisms in a rectangular shape, a springback damping mechanism is arranged on the tops of every two supporting columns, and the lifting protection mechanisms are arranged on the outer side walls of the two supporting columns. And a plurality of rotary supporting mechanisms are arranged on the sliding fixing mechanism. By means of the technical scheme, the problems that in the prior art, a slurry pump vibrates in the transportation process, the fastening assembly is loosened, the slurry pump topples over, and the working time and the service life of the slurry pump are affected are solved.

The invention discloses an overheating protection function. The overheating protection function comprises the following steps that a protection module is powered on and initialized; recording the initial voltage, and starting timing for continuous working time; the temperature acquisition module judges whether the current temperature of the temperature acquisition point is lower than a preset power-on threshold value or not; if not, the relay is disconnected, and the starter stops working; if yes, the protector controls the relay to be switched on, and the electromagnetic switch is turned on; in the continuous power-on process of the relay, the temperature acquisition module continuously monitors the current temperature of the temperature acquisition point; the protector parallelly executes the following judgment: (1) whether the continuous working time reaches a preset delay protection threshold value or not; (2) judging whether the current temperature reaches or exceeds a preset protection threshold value; and if any one of (1) and (2) is established, the protector controls the relay to be powered off so as to stop the starter from working. Through cooperation of the protector and the temperature sensor, dual and intelligent monitoring and protection of the temperature and the working time of the starter are achieved.

The utility model relates to the technical field of machining, and discloses a positioning plane milling tool which comprises a machine body, an operation table is installed on the top of the machine body, a long placing block is fixedly connected to the top of the operation table, a rotating piece is rotationally connected to the top of the long placing block, and a fixing circular ring is installed on the right side of the top of the rotating piece. A threaded rod is rotatably connected to the middle of the fixed circular ring, an inner threaded ring is in threaded connection to the outer wall of the threaded rod, a plurality of H-shaped rotating plates are rotatably connected to the periphery of the outer wall of the inner threaded ring at equal intervals, and an arc-shaped plate is rotatably connected to the other end of the outer wall of each H-shaped rotating plate. In the utility model, the U-shaped block and the sliding plate outside the fixed circular ring are used for assisting in supporting and guiding, so that the arc-shaped plate is ensured to move stably, and the problems that the effective working time of equipment is shortened and the production efficiency is reduced due to the fact that the auxiliary time for clamping and disassembling a workpiece is prolonged due to frequent deflation and inflation are avoided.

The utility model discloses a stable-structure connector with a flip cover, which comprises a shell and the flip cover rotationally connected with the shell, elastic buckles are arranged on two sides of the flip cover, and clamping grooves clamped with the elastic buckles are arranged on two sides of the shell. The turning cover prevents accidental electric shock in a non-operation state, and improves safety of an electrical system of a whole vehicle. Compared with a complex flip cover structure, the design adopts the simple elastic buckles to be matched with the clamping grooves, so that the manufacturing process is simplified, and the production cost is reduced. And the opening is reserved on one side between the flip cover and the shell, and the opening can be used for wiring, so that the connector can be flexibly applied to various wiring scenes of single pin and multiple pins, and the universality of the product is improved. The opening and closing process of the flip cover is fast and convenient, the working time of maintenance personnel is shortened, and the maintenance efficiency is improved. In addition, buckles are arranged on the two sides at the same time, the stability of the structure is improved, and the stability of connection between the flip cover and the shell is guaranteed.

The utility model relates to the technical field of torsion beam welding strength detection, and discloses torsion beam welding strength detection equipment which comprises a bottom plate, a vertical plate is fixedly connected to the top of the bottom plate, a limiting groove is formed in the inner wall of the vertical plate, and two fixing blocks are fixedly connected to the front side of the outer portion of the vertical plate. A rotating assembly providing transmission capacity is arranged outside one fixing block, the outer portion of the rotating assembly is rotationally connected to the inner wall of the other fixing block, and two connecting strips are detachably connected to the outer portion of the rotating assembly. And rotating shafts are connected to the exteriors of the two connecting strips and the inner wall of the rotating assembly in a penetrating manner. According to the magnetic powder spraying device, the effect that the device is started while powder is scattered is achieved, and the problems that when an operator sprays magnetic powder, the device needs to stop starting, the working time of the operator is prolonged, and the detection efficiency is reduced are solved.

The utility model relates to the field of embroidery machines, and discloses an embroidery machine capable of automatically detaching needles, which is characterized in that a needle detaching component comprises a transverse frame arranged on the front side of a fixed frame in a sliding manner, a vertical frame arranged on the transverse frame in a sliding manner, a rack arranged on the vertical frame in a sliding manner, a driving gear and a plurality of driven gears which are rotationally arranged on the vertical frame, and a driving component, the driving gear and the driven gear are both connected with the rack in a meshed mode, the screw is an inner hexagon screw, and a hexagonal column matched with the screw is fixedly arranged on the rear side of the driven gear. The automatic needle dismounting device has an automatic needle dismounting function, can be used for carrying out batch needle dismounting and needle replacement on the embroidery machine, greatly shortens the needle replacement time, and solves the problems that for part of the embroidery machine with more needles and more heads, the needle dismounting and mounting process spends a lot of time, the part of needle replacement time occupies the working time of the embroidery machine, and the working efficiency of the embroidery machine is influenced. And the working time of the embroidery machine is shortened, so that the production efficiency is reduced.

The utility model relates to insect situation monitoring technical field, concretely relates to an agricultural insect situation monitoring device, through the collection cover on the embedded connection has a plurality of conical tubes, the inboard of collection cover is installed with the moth lamp, the inboard slidingly connected with the bearing frame of frame body, and the both sides of the top of bearing frame are equipped with the bearing rod, and two bearing rods are rotatably connected between the inner wall of frame body, a plurality of broken rods are fixedly connected on two bearing rods, and the both sides of one end of two bearing rods are engagedly connected, and the operator can complete insect body collection and replacement without complicated dismounting operation, the use convenience and maintenance efficiency of equipment are improved significantly, can carry out automatic broken processing to insect body after its collection, effectively reduces insect body accumulation volume, improves the space utilization of bearing frame, prolongs the continuous working time in single monitoring period, avoids the influence of subsequent trapping effect because of too much insect body accumulation.

The invention provides a method and system for collecting working state data of a manufacturing execution system, and the method comprises the steps: obtaining an equipment working data set, a personnel working video set and a workpiece information set, and respectively extracting a corresponding equipment working feature sequence set and a corresponding workpiece feature sequence set, performing illumination compensation, foreground segmentation and time window splitting on the personnel operation video set, and performing multi-dimensional attitude decoupling, action semantic recognition and production rhythm modeling on the personnel operation video set after the time window splitting to obtain a personnel action feature sequence set; performing dynamic time warping, beat alignment and feature binding based on the production task order to obtain a multi-modal production feature sequence set, and performing collaborative feature enhancement and dimension reduction compression to obtain a multi-modal working time sequence feature sequence set; and by taking the production task order as an edge index, constructing a dynamic hypergraph model of the multi-modal working time sequence feature sequence set, and carrying out man-machine collaborative analysis on the dynamic hypergraph model to obtain a working state data sequence.

The utility model relates to the technical field of hydraulic valves, and discloses a hydraulic valve for an automobile, which comprises a main body component, a valve body, a valve core and a moving shaft, the valve core is positioned in the valve body, and the moving shaft is fixed with the valve core; the sealing assembly is located on the valve element and comprises a sealing ring fixed to the valve element, an expansion piece located in the valve element and a trigger piece arranged on one side of the expansion piece. The hydraulic valve has the advantages that by arranging the sealing assembly, when the hydraulic valve is in a working state, the expansion assembly can be triggered to extrude the sealing ring on the valve element, so that the gap between the valve element and the inner wall of the valve seat can be better filled with the sealing ring, and hydraulic oil leakage is avoided; the sealing ring is not extruded, so that the stress and friction of the sealing ring in non-working time can be reduced, the aging and abrasion speed of the sealing ring is reduced, and the service life of the sealing ring is remarkably prolonged.

The utility model relates to spot welding fixture technology field especially relates to a robot automatic spot welding fixture of turntable bottom plate subassembly, including mechanism body, be provided with lifting adjustment subassembly, positioning and pressing subassembly, lifting positioning subassembly, slide table positioning subassembly, head positioning subassembly, side edge mobile slide platform subassembly and vertical plate positioning subassembly on mechanism body. The utility model novel structure, can change type fast, can be compatible with different types of product model, realize flexible production, automatic welding, solved the problem of traditional through artificial clamping labor intensity, promoted the quality and production efficiency of product, saved work time, can accurate control workpiece's up and down, horizontal, vertical and angle positioning, adapt to different size and shape turntable seat circle and workpiece, improved welding accuracy, applicable to a variety of workpiece types and size, realized the multifunctionality and adaptability of equipment, can fasterly complete welding task, shorten production cycle, promote overall production efficiency.

The application relates to the technical field of working machines, and provides a hydraulic system and a working machine for controlling a hydraulic actuator of the working machine, which comprises a first hydraulic pump, a second hydraulic pump, a valve assembly and a control device, the first hydraulic pump and the second hydraulic pump are connected with the hydraulic actuator through a first oil supply oil way and a second oil supply oil way respectively; and the control device is used for controlling the valve assembly to alternately guide the first oil supply oil way and the second oil supply oil way. The first hydraulic pump and the second hydraulic pump can be alternately controlled by the control device to supply oil to the hydraulic actuator, the working time length of a single pump in a single time period is reduced, and the service life of the whole hydraulic pump is prolonged.

The utility model relates to the technical field of carrying devices, and discloses a two-way carrying device which comprises a first frame body, a first carrying mechanism, a second carrying mechanism and a controller, the first carrying mechanism is slidably connected to the first side of the first frame body in the first direction, the first carrying mechanism is provided with a first lifting assembly, and the first lifting assembly is connected with a first carrying platform; the lifting direction of the first lifting assembly is perpendicular to the first direction. The second carrying mechanism is slidably connected to the second side of the first frame body in the first direction, the second carrying mechanism is provided with a second lifting assembly, the second lifting assembly is connected with a second carrying platform, and the lifting direction of the second lifting assembly is perpendicular to the first direction; the controller is electrically connected with the first lifting assembly and the second lifting assembly. Wherein the first side of the first frame body is opposite to the second side of the first frame body, and the two-way carrying device solves or improves the problems that abrasion is serious, and the carrying precision is reduced along with prolonging of working time.

The utility model relates to the field of automation control discloses a kind of multi-shaft linear motor platform, including base, the upper surface of the base is fixedly connected with slide rail, the outer wall of the slide rail is slidably connected with work platform, the side wall of the work platform is fixedly connected with scraper, the inner wall of the base is elastically connected with baffle by torsion spring, the bottom end of the base is inserted with collection box, the inner wall of the collection box is provided with dismounting mechanism, the inner wall of the base is provided with heat dissipation component, the dismounting mechanism includes insert block, the insert block is slidably connected on the inner wall of collection box, the right side wall of the insert block is elastically connected with collection box by movable spring.The utility model in the present application, dust is cleaned by scraper, the separation and coincidence of insert block and base notch can quickly collect and process dust, reduce the tedious steps of manual cleaning slide rail and base, further save working time.

The utility model discloses an automobile sealing rubber strip cutting device, which relates to the technical field of sealing rubber strip cutting, and comprises a base, a working table is arranged on the top surface of the base, a moving component is arranged on the top surface of the working table, fixing components are arranged on two sides of the working table, and the fixing components are matched with the top surface of the working table. The two sides of the bottom face of the workbench are fixedly connected with the top face of the base through vertical plates, and a plurality of evenly-distributed cutting assemblies are arranged on the moving assembly. The cutting assembly can be driven to move through the moving assembly, so that the sealing rubber strip can be cut; the edge of the sealing rubber strip can be pressed through the fixing assembly, fixing of the sealing rubber strip is achieved, and cutting can be conveniently conducted; the sealing rubber strips can be cut through the cutting assembly, the multiple sealing rubber strips can be cut at the same time, the working time can be saved, the working efficiency can be improved, and a cutting knife can be conveniently replaced.

The utility model relates to the technical field of stainless steel coil plate processing, and discloses a straightening device for stainless steel coil plate processing, which comprises a machine body, the left side of the top of the machine body is fixedly connected with a bearing plate, the front and rear ends of the right side of the bearing plate are fixedly connected with connecting plates, and the right side of each connecting plate is provided with a knob. The rear side of the knob is fixedly connected with a bidirectional threaded rod, the rear side of the bidirectional threaded rod is rotatably connected with a rotating block, the front end and the rear end of the outer side of the bidirectional threaded rod are both in threaded connection with threaded blocks, the left sides of the threaded blocks are fixedly connected with limiting blocks, and the right sides of the threaded blocks are fixedly connected with clamping blocks; and a cleaning mechanism is mounted at the top of the machine body. According to the utility model, the knob rotates to drive the bidirectional threaded rod, the threaded block is arranged on the bidirectional threaded rod, the limiting block and the clamping block are arranged on the threaded block, the limiting block limits the movement range, and the clamping block is matched with the connecting plate to stably clamp the rolled plate, so that the working time is saved, and the efficiency is improved.

The utility model relates to the technical field of electronics, and discloses an electronic universal tension tester which comprises a support, storage grooves and threaded rods, the storage grooves are arranged on two sides in the support, the threaded rods are arranged in the storage grooves, the upper portions of the threaded rods are connected with the inner wall of the support through bearings, and the upper portions of the threaded rods are connected with the inner wall of the support through bearings. A servo motor is installed below the threaded rod, a threaded block is installed on the outer side of the threaded rod, connecting blocks are installed on the outer side of the threaded block, the two sides of an experiment structure are installed between the connecting blocks on the two sides, and the experiment structure comprises a first storage box, an electric sliding rail and a sliding column. The connecting blocks on the two sides are installed on the two sides of a first storage box, electric sliding rails are installed on the two sides of the interior of the first storage box, and sliding columns are installed on the outer sides of the electric sliding rails; according to the utility model, the dismounting time of detection parts is reduced, tension and bending detection can be directly carried out on an object, and the working time of the device is prolonged.

The utility model relates to the technical field of chain saw chains, and discloses a tightness-adjustable chain saw chain which comprises a gasoline saw body, a first handle and a second handle, the first handle is installed on the left side of the gasoline saw body, the second handle is installed above the gasoline saw body, an adjusting device is installed in the gasoline saw body, and the adjusting device is connected with the gasoline saw body. The adjusting device comprises a storage groove, a guide plate and connecting plates, the storage groove is formed in the inner side of the gasoline saw body, the guide plate is arranged on the inner side of the storage groove, the connecting plates are installed on the two sides of the left end of the guide plate, a plate body is installed in the middle of the left end of the guide plate, and a telescopic rod is installed on the left side of the plate body. A telescopic rod is mounted in a telescopic cylinder, and the left side of the telescopic cylinder is mounted on the right side of a fixing plate; according to the device, the problem of chain looseness can be conveniently solved, the working time for manually adjusting the chain looseness is shortened, and the maintenance efficiency of the device is improved.