83results about How to "Reduce assembly" patented technology

The invention discloses a sliding door locking structure and a sliding door mechanism, the sliding door locking structure comprises a lock box, the lock box comprises a lock box assembly part and a lock groove, and the lock box assembly part is used for being assembled with an upper rail; the vertical frame is provided with a sliding rail in the length direction of the vertical frame, and the vertical frame is used for being assembled with the side edge of the door body; the lock rod is arranged in the sliding rail in a sliding mode, one end of the lock rod is used for being connected with the lock groove in a matched and inserted mode, and the other end of the lock rod is in linkage with a handle of a door body so that the lock rod can stretch into or be separated from the lock groove. A lock hole or a lock tongue does not need to be arranged on the side edge of the door body, key components such as the lock box and the lock rod are hidden in the upper rail and the vertical frame, exposure of the lock is reduced, the safety of the door body is improved, meanwhile, the structure of the lock is simplified, the production efficiency is improved, and the production cost is reduced.

The utility model discloses a carrying module which comprises a carrying table and an X-axis electric sliding rail, the X-axis electric sliding rail is transversely erected at the top end of the carrying table, an X-axis sliding seat is assembled at the top end of the X-axis electric sliding rail, and a carrying plate is fixedly connected to the top end of the X-axis sliding seat. According to the carrying module, the vacuum and vacuum breaking electromagnetic valve system is arranged and covers the processes of vacuum generation, negative pressure monitoring, vacuum breaking (positive pressure gas is supplied to a suction cup cavity while a vacuum generator is closed) and the like, when the vacuum and vacuum breaking electromagnetic valve system is started, a vacuum suction cup is tightly adsorbed to the surface of a screen, and the screen is sucked in a suspended mode; the screen can be stably carried, damage caused by clamping is avoided, clamp design and assembly are reduced, the size and the position of the vacuum suction cup can be adjusted, suction force of the vacuum generator can be set, safety, stability and flexibility of the screen in the carrying process are guaranteed, and the problem that the screen needs to be carried with a clamp for carrying is solved.

The invention relates to a skylight glass assembly and a vehicle. The skylight glass assembly comprises a guide rail mechanism, a glass assembly and an atmosphere lamp device. The guide rail mechanism is provided with a fixing structure extending in the preset direction, a profiling structure and a guiding structure, the guiding structure is used for movably installing the sunshade curtain device in the preset direction, a profiling cavity is formed between the profiling structure and the glass assembly in the preset direction, and the atmosphere lamp device is arranged in the profiling cavity. At least part of the profiling structure is bent towards the direction close to the glass assembly, so that a clearance position is formed in the side, away from the profiling cavity, of the profiling structure. According to the scheme, the profiling structure is arranged, so that the atmosphere lamp device can be matched in the profiling cavity, the structural compactness of the atmosphere lamp device assembly is improved, the receding position is formed in the side, away from the profiling cavity, of the profiling structure, and the head-up space of the vehicle is increased. In addition, according to the scheme, the assembling process of the profiling structure and the guiding structure is omitted, and then the problem that the profiling structure and the guiding structure are not firmly connected is solved.

The invention relates to the field of unmanned aerial vehicles, in particular to a carbon fiber composite integrated unmanned aerial vehicle forming method and an unmanned aerial vehicle obtained through the method, the unmanned aerial vehicle is integrally laid into two layers, and a reinforcing layer is added to a motor base of the unmanned aerial vehicle and a covering cap of the unmanned aerial vehicle; two reinforcing layers are additionally arranged at the joints of the outer sides of the machine legs and the machine arms and the machine body; three reinforcing layers are additionally arranged on the inner sides of the legs and the lower side of the belly; and ten reinforcing layers are added in the central area of the motor base. Through the layer laying design, on the premise that the bearing requirement is met, the weight is reduced by 50% or above, energy consumption is effectively reduced, and meanwhile the excellent performance of carbon fibers is utilized, so that the high strength, corrosion resistance, low thermal expansion coefficient and fatigue resistance are achieved, and meanwhile the electromagnetic effect is considered. And through die integrated forming, the number of parts and fasteners is reduced, the assembling process is reduced, and errors caused by assembling are avoided. And compared with the traditional process, the manufacturing production has the advantages that circulation procedures are reduced, related manufacturing tools and fixtures are omitted, and the manufacturing cost is reduced.

The utility model relates to the technical field of corner lamps, in particular to a corner lamp convenient for angle adjustment, which comprises a corner lamp support body, adjusting grooves are symmetrically arranged in the corner lamp support body, fixable adjusting structures used for assisting in fixing the corner lamp support body are arranged in the two adjusting grooves, and each fixable adjusting structure comprises a screw. By arranging the fixable adjusting structure, when a worker fixes the corner lamp support body through a screw, the screw can serve as a fixing point and a rotating shaft of the corner lamp support body, and then the worker can link a ball and a ball rod with a ball groove; the adjusting thread on the ball rod and the external thread groove are in thread transmission to enable the whole ball rod to move front and back, the corner lamp support body is deformed rigidly through the corner lamp support body, the upper half portion of the corner lamp support body can rotate around the rotating shaft, the purpose of adjusting the irradiation angle of the corner lamp PCBA is achieved, the overall structure is simple, and cost is low. And the adjusting stability is high.

The utility model discloses a vehicle-mounted zoom camera, which comprises a camera main body and a zoom lens, and the zoom lens comprises a vibrating membrane, a piezoelectric actuator and a light-transmitting substrate. The vibrating membranes are made of a polydimethylsiloxane material, two opposite large surfaces of the light-transmitting substrate are both connected with the edge of one vibrating membrane in a sealing manner, the vibrating membranes and the light-transmitting substrate form a cavity, the cavity is filled with light-transmitting liquid, and the light-transmitting liquid is filled in the cavity. The piezoelectric actuator is attached to the side, away from the light-transmitting substrate, of the vibrating membrane, and a through hole is formed in the attaching position of the piezoelectric actuator and the vibrating membrane. The zoom function is integrated to a single camera, and the focal length is adjusted by using the vibrating diaphragm and the piezoelectric actuator, so that the number of cameras is reduced, the AI and logic computing power requirements are reduced, and the system performance is optimized.

A manufacturing apparatus of an electrode assembly includes first and second machine visions provided on driving-direction front ends of first and second electrodes from a winding core to measure first non-overlap widths between first width-direction end portions of the first and second electrodes and first width-direction end portions of first and second separators, respectively; a controller collecting vision data obtained from the first and second machine visions; setting a non-overlap width between the first separator and the second separator to 0 through vision data, computing a third non-overlap width between the first width-direction end portions of the first and second electrodes, and judging a meandering defect with the computed third non-overlap width; a data processing unit configured to accumulate and process defect judgment data through machine learning; and an input unit configured to automatically input a meandering reference value based on the data processed by the data processing unit.

The invention relates to the technical field of commercial vehicle electric drive axles, and discloses a coaxial three-gear sequence gear shifting commercial vehicle electric drive axle integrated with a planet row differential reducer, which comprises a motor, a gear shifting system assembly, a speed reduction planet row assembly, a differential reduction planet row assembly and a differential lock assembly, the differential reduction planet row assembly is connected with the speed reduction planet row assembly, the differential lock assembly is arranged on one side of the differential reduction planet row assembly, a left half shaft and a right half shaft are connected to the differential reduction planet row assembly, one end of the left half shaft is located on the outer side of the gear shifting system assembly, and one end of the right half shaft is located in the differential lock assembly. The gear shifting system assembly is connected with the motor and the speed reduction planet row assembly. The sequential gear shifting structure is used, only one gear shifting system is designed, the number and weight of parts are reduced, the assembly and after-sale fault risks are reduced, and through sequential gear shifting, the possibility that a mechanical structure is fool-proof and gear skipping does not occur is achieved.

The utility model discloses a movable bearing acoustic detection device. The detection device comprises a box body, a data processing structure and a collector, trundles are arranged at the bottom of the box body, and a detachable box cover is arranged on the side face or the top of the box body. The data processing structure comprises an amplifier, an acquisition board and an industrial personal computer, and is integrated and fixed in the box body; the collector is detachably arranged in the box body, is separated from the box body and is taken out during detection, and the collector is electrically connected with the amplifier, the collection plate and the industrial personal computer in sequence. The utility model has the advantages of safety, durability, convenience in operation, flexibility and portability, breaks through the limitation of the original fixing equipment, and is suitable for various environments and occasions.

The invention relates to an inverted pushing installation method for a large converter. A lower section of a converter shell, a middle section of the converter shell and a backing ring are divided into combined modules, an upper section of the converter shell is divided into a first single module, and a tilting device is divided into a second single module; the assembled combined module is hoisted to a jacking adjusting device composed of a hydraulic portal frame and a sliding rail, the first single module is arranged on a hydraulic module vehicle, and the combined module and the first single module are assembled together through cooperation of the jacking adjusting device and the hydraulic module vehicle to form a converter body; the converter main body is downwards transported to a converter mounting position by the hydraulic module vehicle and is mounted in place; and the second single module is integrally lifted and mounted in place through the hydraulic gantry lifting device. Compared with an existing installation method, the method has the advantages of being high in installation efficiency, low in construction cost, high in installation precision, high in safety and reliability, high in automation degree, high in construction equipment universality and the like.

The utility model relates to the field of vehicle equipment, in particular to an active air inlet assembly. The active air inlet assembly comprises a frame provided with an opening used for air inlet; a first blade and a second blade rotatably fixed to the frame, respectively, and rotatable from a closed position to an open position in opposite rotational directions to open the opening; the driving part is configured to rotate around a driving part rotation axis under the driving of the driving force, the driving part is provided with a driving part main body, the driving part main body comprises a torque receiving part, an arc-shaped first slide way and an arc-shaped second slide way, and the distance from the driving part rotation axis to the first slide way and the distance from the driving part rotation axis to the second slide way change along the corresponding slide ways respectively; and a first transmission member and a second transmission member respectively coupling the driving member to the first blade and the second blade. The active air inlet assembly is unique in appearance, high in air inlet control capability, low in cost and stable in operation. The utility model further discloses a vehicle.

The utility model provides a support-free lens module and a car lamp. The support-free lens module comprises a lens, a substrate, a light source and a heat dissipation assembly. The lens is composed of a lens part and a supporting leg which are integrally formed and are both made of PC materials. The lens part is mounted above the substrate through the supporting legs, and the light source is mounted on the substrate below the lens part; the heat dissipation assembly comprises a fan erected on the back face of the substrate and a plurality of heat dissipation columns installed between the substrate and the fan, and the heat dissipation columns are arranged on the substrate in a matrix mode. The lens is composed of the lens part and the supporting legs which are integrally formed, the lens part and the supporting legs are both made of PC materials, the crystal is directly installed on the substrate through the supporting legs, an additional installation support is not needed, the structure is simplified, the overall size is reduced, and connection between the lens part and the supporting legs is more stable.

The present invention provides a thread trimming and presser foot lifting driving device and a sewing machine. The sewing machine comprises a machine body, a cutter assembly and a presser foot assembly. The thread trimming and presser foot lifting driving device comprises a motor, a driving crank, a presser foot lifting driving assembly, a pressure regulating assembly and a thread trimming driving assembly. The driving crank is connected to the rotating shaft of the motor. The driving crank has a first driving part and a second driving part. The first driving part is connected to the presser foot lifting driving assembly. The second driving part is detachably connected to the thread trimming driving assembly. The pressure regulating assembly follows the action of the presser foot lifting driving assembly and is used to adjust the force of the presser foot assembly. When the motor rotates forward, the first driving part drives the presser foot assembly to move through the presser foot lifting driving assembly. When the motor rotates reversely, the second driving part contacts the thread trimming driving assembly, and the second driving part drives the cutter assembly to move through the thread trimming driving assembly. The actions of thread trimming and presser foot lifting of the sewing machine can be realized by one motor. The structure is compact and the assembly and debugging requirements are low.

This application relates to an anti-expose nipple patch, comprising: a main body with a nipple covering pad connected thereto; a skin-adhesive layer connected to the main body and disposed on the same side as the nipple covering pad, the skin-adhesive layer surrounding the periphery of the nipple covering pad; and a removable part disposed at the edge of the main body and mounted on the side of the skin-adhesive layer away from the main body. The nipple covering pad effectively conceals the nipple protrusion, and the skin-adhesive layer is then directly connected to the main body, reducing the thickness of the anti-expose nipple patch and enhancing user comfort. Furthermore, the removable part, located directly at the edge of the main body and outside the skin-adhesive layer, allows the user to easily grasp and position the nipple patch, reducing assembly and operation steps during wear. This solves the problem of cumbersome operation and compromised overall wearing comfort associated with related breast patches.

The invention relates to the technical field of concrete and surrounding rock drilling, in particular to an intelligent drilling device for inverted arch construction quality detection.The intelligent drilling device comprises a fixed mounting cylinder and a driving rod, the fixed mounting cylinder is used for being connected with a geological drilling rig, the driving rod penetrates out of an inner cavity of the fixed mounting cylinder, and the free end of the fixed mounting cylinder is sleeved with a drilling cylinder; a gear acceleration mechanism and a monitoring mechanism are arranged in the drill cylinder, the gear acceleration mechanism is connected with the driving rod, the other end of the gear acceleration mechanism is connected with a drill bit, a monitoring port and a sampling port which are communicated with the outside are further formed in the opposite side walls of the drill cylinder respectively, and the monitoring port corresponds to the monitoring mechanism in the radial direction. And a sampling wheel for guiding concrete or surrounding rock of the sampling port to the side of the monitoring port is arranged in the drilling cylinder. The small-diameter drill bit is driven to rotate at a higher rotating speed at a low rotating speed, the strength is high, the structure is stable, concrete or surrounding rocks on the two sides of the drill barrel can be synchronously detected and observed, and the quality difference of the surrounding rocks in different directions of the position where the drill barrel is located is conveniently analyzed.

The utility model discloses a connector sealing gasket for preventing hole position deviation, which comprises a sealing gasket body, the sealing gasket body is of a flat structure and is provided with at least three groups of sealing elements for insertion of cables with different wire diameters, and the hole diameters of sealing holes corresponding to the sealing elements are different. The sealing holes vertically penetrate through the front face and the back face of the sealing gasket body respectively and are evenly distributed, at least two sealing protruding rings arranged along the hole wall of each sealing hole are arranged in each sealing hole at intervals, and a plurality of grooves used for releasing stress in the cable assembling process are formed in the front face and the back face of the sealing gasket body respectively. When the sealing gasket body is used in cooperation with the automobile connector, different cables of the connector can penetrate through the corresponding sealing holes respectively, the sealing protruding rings in the sealing holes can tightly wrap the outer walls of the cables to guarantee the sealing effect, the grooves can release stress in the cable assembling process, and therefore the sealing gasket body can be used for sealing the cables. And the assembly problem caused by hole position deviation after the cable is assembled can be reduced.

The invention relates to a microswitch, which comprises two terminals arranged at an interval, a connecting conductor positioned between the two terminals, an actuator connected with one of the two terminals, at least one resistor and a group of power connection sheets connected with the connecting conductor, a mounting gap is formed on one side of each of the two terminals facing the other of the two terminals, the two terminals are measured to obtain an electric signal which can change when the microswitch is operated, and two resistor mounting spaces are defined by the connecting conductor and the two mounting gaps of the two terminals. The actuator moves after operation, the at least one resistor takes the two resistor mounting spaces as mounting positions and is in contact with one of the two mounting notches to generate a conductive relationship with one of the two terminals, and the power connection sheet is provided with two pins which respectively extend into the two resistor mounting spaces and are electrically connected with the two resistor mounting spaces. The power connection sheet forms a conductive relationship by contacting one of the two pins with the at least one resistor.

The utility model discloses a carton capable of preventing the bottom from being affected with damp. The box body is of a square cylinder structure with an upper opening and a lower opening, the front side wall and the rear side wall of the box body extend in the upper direction and the lower direction respectively to form two sets of front turning plates, the left side wall and the right side wall of the box body extend in the upper direction and the lower direction respectively to form two sets of side turning plates, the four sets of box bodies are turned over by 90 degrees towards the center of the box body, and then the four sets of front turning plates are turned over by 90 degrees towards the center of the box body. The side turning plates on the same upper and lower sides are covered; a foam base plate is arranged on the lower portion of the box body, the cross section outer contour of the foam base plate is consistent with the cross section outer contour of the box body, and supporting cones distributed at equal intervals are arranged on the lower surface of the foam base plate. The moisture-proof box has the beneficial effects of simple structure, low cost and longer moisture-proof time.

The utility model relates to the field of photovoltaic power generation, and discloses a support device for photovoltaic construction, which comprises a U-shaped oblique beam for supporting photovoltaic modules, a T-shaped cross beam, a U-shaped cross beam and a C-shaped cross beam are fixed at the top of the U-shaped oblique beam, the U-shaped cross beam is located between the T-shaped cross beam and the C-shaped cross beam, and a plurality of photovoltaic modules are arranged at equal intervals; the Z-shaped pressing plate, the T-shaped cross beam, the C-shaped cross beam and the U-shaped cross beam are arranged and matched with the U-shaped oblique beam for installation, and the photovoltaic module is slidably installed between the T-shaped cross beam and the C-shaped cross beam and at the top of the U-shaped cross beam, so that the installation position is accurate, the stability and firmness of the whole support structure are ensured, the installation steps are effectively simplified, and the installation efficiency is improved. Complicated part assembling and debugging in the traditional installation process are reduced, dependence on professional skills of installation personnel is reduced, the installation personnel can rapidly operate to conduct installation operation, and therefore the installation efficiency can be improved, the project construction period can be shortened, and rapid deployment of a photovoltaic power generation system can be facilitated.

The utility model relates to the technical field of structure assembly, in particular to a positioning jig which comprises a base, a positioning seat and a positioning column, and a jacking piece is arranged on the matching face of the base in a protruding mode. The positioning seat is arranged on the matching surface of the base; a profiling positioning protrusion is arranged on the side, back on to the base, of the positioning seat in a protruding mode, the positioning seat is provided with a limiting cavity, and the profiling positioning protrusion is provided with a limiting channel communicated with the limiting cavity. The positioning column is arranged in the limiting channel and the limiting channel and abuts against the jacking piece, the positioning column and the positioning base are coaxially arranged, a limiting block is arranged on the outer circumferential face of the positioning column and abuts against the inner bottom wall of the limiting cavity, the profiling positioning protrusion is used for installing and fixing the rear shell, and the positioning column is arranged in the limiting channel and the limiting channel and abuts against the jacking piece. The positioning column is used for installing and fixing the control button. According to the technical scheme of the utility model, the coaxiality of assembled products is improved so as to reduce the problem of poor assembly.

The utility model discloses a visual marking device for testing integrated circuits, which is provided with four material belt guide grooves side by side, and a laser marking head can perform serial number marking operation on four integrated circuits at one time. After the camera shoots images of all the to-be-detected integrated circuits in the visual angle, the images are sent to the visual detection system to detect the problems of chip size, cutting gaps, chip breakage and the like, and the visual detection system records the change of serial numbers of unqualified chips for subsequent removal processing. And the camera adopts a high-precision resolution camera, so that more scene information can be acquired, a plurality of products can be positioned and detected at one time, and the detection speed is effectively improved.

This invention belongs to the field of dropper technology, specifically relating to an intelligent pre-assembly platform and method for overall droppers in contact wires. It includes an automatic feeding system, an automatic laser engraving system, a robotic arm flexible assembly system, a tension / length detection system, a crimping process detection system, a bundling and labeling system, a frame, and auxiliary devices. The dropper feeding system includes a wire feeding wheel, a winding device, a straightening device, a fusing device, and a servo length-fixing device. The robotic arm flexible assembly system includes a six-axis robotic arm and a crimping quick-change device. The auxiliary devices include a secondary positioning mechanism, a heart-shaped ring / crimping tube spacing control mechanism, and a pad printing device. The quick-change device consists of a hydraulic cylinder, a crimping mold, and a quick-change transition block. This invention shortens the pre-assembly time for a single dropper and the dropper assembly process, adapts to dropper pre-assembly requirements of different specifications, facilitates changing the crimping mold, and allows for easy identification by personnel while preventing damage to the finished product during the bundling process.

This invention belongs to the field of oxygen generation technology, and specifically relates to a plasma oxygen generation device, a plasma oxygen generation method, and its application. The plasma oxygen generation device of this invention includes: a flow channel serving as an ozone delivery channel; a fan located at the air inlet of the flow channel for ozone delivery and regulating the output flow rate of oxygen; a plasma generating module located within the flow channel for generating plasma and ozone, and regulating the output concentration of oxygen; the plasma generating module includes a first electrode layer, a dielectric layer, and a second electrode layer stacked sequentially; and a catalytic module located within the flow channel and along the airflow direction, downstream of the plasma generating module, for reducing the ozone generated by the plasma generating module to oxygen. This plasma oxygen generation device can balance the output flow rate and output oxygen concentration, and has a simple structure and low cost. Furthermore, the oxygen generation process does not produce harmful substances and poses no risk of secondary pollution.

The invention relates to a multifunctional traditional Chinese medicine volatile oil and extract extraction tank, and belongs to the technical field of traditional Chinese medicine preparation, the multifunctional traditional Chinese medicine volatile oil and extract extraction tank comprises a support, an extraction cylinder and an oil-water separator, the extraction cylinder and the oil-water separator are both fixedly connected with the support, the upper end of the extraction cylinder is an opening, and a sealing cover is arranged at the opening of the extraction cylinder; a first conveying pipe is fixedly arranged between the oil-water separator and the sealing cover, a heating box is arranged below the extraction barrel, a second conveying pipe is fixedly arranged between the heating box and the extraction barrel, a first valve is arranged at the position of the second conveying pipe, a third conveying pipe is fixedly arranged between the heating box and the oil-water separator, and a water suction pump is arranged on one side of the extraction barrel. The end, away from the water suction pump, of the water outlet pipe is fixedly connected with the sealing cover, a net cage is slidably connected into the extraction barrel, an opening is formed in the upper end of the net cage, and a mesh cover plate is hinged to the opening of the net cage.

The utility model belongs to the technical field of vertical ultrasonic cleaning machine accessory application, and particularly discloses a bottle blocking structure for an arc-shaped grating of a vertical ultrasonic cleaning machine, which comprises the arc-shaped grating, a bottle body, a first bottle blocking part, a first bottle blocking part guide transition section, a vertical supporting part, a second bottle blocking part, a second bottle blocking part guide transition section and the like. The ampoule bottle conveying and lifting device has the advantages that the vertical supporting part, the second bottle blocking part, the second bottle blocking part guiding transition section, the first bottle blocking part and the first bottle blocking part guiding transition section are used in cooperation, safe transition guiding conveying and lifting of ampoule bottles to be cleaned are achieved, and the problems that the ampoule bottles are squeezed to be broken in the conveying and lifting process are solved; the rejection rate of ampoule bottles is reduced, and the production economic cost is reduced; and the added first circular internal thread bushing and the second circular internal thread bushing can be conveniently assembled with the first bottle blocking part and the vertical supporting part for use or replacement, so that the assembling or maintenance time is greatly shortened, and the working efficiency of the vertical ultrasonic cleaning machine is improved.

The utility model discloses a joint module, mechanical arm, robot and production system, the joint module includes the casing, power component and speed reducer, power component and speed reducer are established in the casing, and the speed reducer includes input shaft, fixed disc, movable disc, external gear and output gear ring, and the external gear is engaged with output gear ring, and the tooth number of external gear is less than the tooth number of output gear ring, and input shaft has eccentric shaft part, and input shaft is connected with power component, and the rotation axis of eccentric shaft part is eccentric to the rotation axis of power component and output gear ring, and eccentric shaft part rotatable and coaxially links with external gear to drive external gear and translate in output gear ring, and fixed disc is fixed relative to the casing, and movable disc links with fixed disc and external gear respectively. The joint module of the utility model has the advantages of compact structure, low processing and manufacturing cost, long service life etc.

The utility model discloses a motor controller and electrical equipment, and the motor controller comprises a box body, a structural member and a low-voltage interface board, the structural member is arranged at the opening side of the box body, the side, facing the box body, of the structural member is provided with a bump, the low-voltage interface board is located between the box body and the structural member, and the side, facing the structural member, of the low-voltage interface board is provided with a copper layer. The salient points are at least partially located in the copper layer. According to the scheme provided by the invention, electromagnetic shielding of the low-voltage interface board is realized by directly utilizing the matching of the salient points on the structural member in the motor controller and the copper layer, an additional shielding cover is not needed, and the product weight and the product cost are reduced; moreover, the assembly of the shielding case is reduced, the assembly time is saved, and the production efficiency is improved. Meanwhile, after the shielding cover is removed, safety gaps between the shielding cover and the two sides can be reduced, the size of the product is reduced, and the power density of the product is improved.

The invention discloses a static torque loading system for a transmission device, and belongs to torque loading equipment. In order to realize a transmission equipment bearing capacity limit test, the device comprises a supporting base, a force application shaft, a force arm rod and two torsion loading mechanisms, the force application shaft is horizontally installed on the supporting base and can rotate, one end of the force application shaft is connected with a tested transmission shaft, the other end of the force application shaft is connected with the center position of the force arm rod, and the force arm rod is horizontally arranged. The two torsion loading mechanisms are arranged on the two sides of the force arm rod respectively, and each torsion loading mechanism is hinged to the end of the force arm rod. The device is mainly used for applying load to the transmission bearing.

The invention discloses a boundary beam type frame detection device, which comprises a detection platform at the bottom, an angle detection ruler, a thickness detection part at the upper part of the detection platform and a flatness detection assembly, the vehicle longitudinal beam groove angle is detected through the angle detection ruler; a vehicle frame assembly is placed on the detection platform, the vertical installation condition of the vehicle frame assembly is detected through the detection platform, and the thickness and flatness of a vehicle boundary beam are detected through the thickness detection component and the flatness detection component respectively. The invention further discloses a corresponding detection method. The overall stability and reliability of the frame assembly are improved, the service life of tires is prolonged, the maintenance cost of a vehicle is reduced, and operation is easy.