183results about How to "Easy assembly and adjustment" patented technology

A shifter assembly includes an electronic shifter mechanism having a shift lever movable between a plurality of gear positions and an electrically powered drive system operatively connected to the shifter mechanism to selectively move the shifter mechanism between a first location wherein the shifter lever is located substantially within a housing and a second location wherein the shifter lever is located substantially outside the housing. The drive system moves the shifter mechanism along a vertical, linear path substantially parallel to a longitudinal axis of the shift lever such that the shift lever moves through an opening in the housing.

The invention relates to a split knotter which belongs to the field of agricultural mechanical equipment. A drive shaft is installed in a shaft hole I of a main installation frame; a rope clamping drive mechanism and a split drive disk mechanism are coaxially installed at both ends of the drive shaft; a cam swinging rod is installed on a shaft hole III of the main installation frame, and the cam swinging rod and the split drive disk mechanism form a cam mechanism; the rope clamping mechanism and a rope clamping right helical gear are coaxial and are installed on a shaft hole V of the main installation frame; a rope clamping left helical gear is installed on a shaft hole VI of the main installation frame; an olecranon intermittent gear and an olecranon tongue are axially connected with an olecranon shaft respectively and installed on a shaft hole II of the main installation frame; and the olecranon tongue and the main installation frame form a small cam mechanism. Key mechanisms of the invention are formed by combining split parts, thereby reducing the processing deformation of integrated parts and the manufacture and maintenance cost of a press baler, being beneficial to the adjustment of relative positions during assembly, overcoming the defect of replacing the whole part due to the damage of a structure, prolonging the service life of the knotter and enhancing the processing strength of the parts.

The invention relates to a photoelectric stable platform, which has a vibration-isolating inner ring and a plurality of frames. The photoelectric stable platform comprises an outer ring frame, an inner ring frame and an even number of vibration isolators of the same specifications, wherein various sensors are placed on the inner ring frame; and the vibration isolators are symmetrically installed relative to the centre of mass of the integration of the inner ring frame in which the various sensors which are installed. The invention has the advantages that: an isolation effect of the photoelectric stable platform on external interference is good; imaging quality and stabilization precision are high; the photoelectric stable platform is small in size, light in weight, large in bearing capacity, and convenient for assembly and disassembly; the weight of the platform can be reduced effectively; the assembly of the photoelectric stable platform can be adjusted quickly and conveniently according to requirements; and the photoelectric stable platform is characterized by simple structure, wide application range and the like.

The invention provides a laser demarcation device calibration system which comprises a base, a support and eight sampling light tubes. The support is fixed on the base, the sampling light tubes are fixed on the support, each sampling light tube comprises a collimator, a digital camera, a lens positioning sleeve and a light tube sleeve, each collimator is fixed on the support through the corresponding light tube sleeve, each lens positioning sleeve is fixed on the corresponding collimator, each digital camera is connected with the corresponding lens positioning sleeve sequentially through an interface converting member and a lens sleeve, and a USB (universal serial bus) interface is arranged at the front end of each digital camera. The laser demarcation device calibration system is combined with technology of light tube small angle measuring, machine vision measuring, data fusion and the like to perform accuracy detection and calibration on a laser demarcation device, and detection results can be quantified, stored and subjected to database creating management. The laser demarcation device calibration system is convenient to assemble and disassemble, simple to calibrate and small in occupied area, damage of laser to human eyes can be greatly reduced, workload of personnel can be reduced, influences of subjective factors of human beings can be avoided, and efficiency and accuracy of detection and calibration are improved.

The invention discloses a folding door with a linkage folding mechanism. The folding door comprises at least one movable unit. Each movable unit comprises a door shaft, a driving door leaf, a connecting shaft, a driven door leaf and a linkage mechanism, one end of each driving door leaf is hinged to the corresponding door shaft, the other end of each connecting shaft is hinged to the corresponding driven door leaf, each linkage mechanism comprises a first chain wheel, a second chain wheel, a chain, a driving wheel, a transmission wheel set and a driven wheel, each first chain wheel is fixedly and coaxially connected with the corresponding door shaft, each second chain wheel and the corresponding driving wheel are coaxially arranged at the portion, close to the corresponding connecting shaft, of the corresponding driven door leaf, each first chain wheel and the corresponding second chain wheel are connected in a fastened mode through the corresponding closed chain, each driven wheel and the corresponding connecting shaft are coaxially and fixedly connected, each transmission wheel set comprises multiple straight gears meshed with the corresponding driving wheel and the corresponding driven wheel. Due to the fact that power is transmitted through chain wheel sets of the chain wheel mechanisms, the chain wheels can be directly attached to the upper sides or the lower sides of the driving door leaf, and the folding door has the advantages of being attractive, elegant, strong in associative perception, simple and reasonable in structure, capable of easily machining parts and accessories and the like.

The invention discloses a sliding block balance electro-hydraulic servo synchronous control system of a bending machine. An oil tank is connected with a filter; the filter is connected with a quantitative hydraulic pump; the shaft end of the quantitative hydraulic pump is connected with a motor; the pump port of the quantitative hydraulic pump is connected with an inlet pipe of a diverter valve; and the system further comprises two electromagnetic speed regulating valves connected with two oil outlets of the diverter valve, first and second flow meters mounted on two branch oil pipes, two electromagnetic reversing valves mounted on two branches, hydraulic cylinders mounted at the two sides of the upper side of a sliding block, grating ruler displacement sensors arranged at the two sides of the sliding block, a programmable logic controller PLC with a PID adjusting function, a power supply and the like. The system is reasonable in design and simple in assembly and regulation, can realize synchronous vertical movement of the two ends of the sliding block, is excellent in balance, and has the characteristics of strong unbalance loading resistance and high control precision.

A ground-fault circuit interrupter of a simple structure and easy to assemble and adjust, can surely make an operation check without making the size larger, and will not have a protection coil damaged even if a test button is kept pushing at the operation check test. The ground-fault circuit interrupter is provided with a test circuit 41 passing dummy leak current to a zero-phase current transformer 36 with one end wound around the zero-phase current transfer 36 and the other end connected to a main circuit 30, a leakage test switch 42 connected in the test circuit 41 and making an operation check of a ground-fault circuit interrupter by putting on and off dummy leakage current flowing in the test circuit 41, and a series switch 46 connected in series with the leakage test switch 42 and put on and off according to on/off and trip operations oft the ground- fault circuit interrupter, and it is so arranged that dummy leakage current shall not flow in the test circuit 41 when the ground-fault circuit interrupter is in the off or trip state, even if the leakage test switch 42 is operated.

The invention discloses a three-dimensional universal full-angle optical measuring platform for a space optical remote sensor, comprising a stable platform, a lifting platform, a translation platform,an azimuth circular guide rail, a pitching arm, a rolling guide rail, a light source moving platform, and a detector moving platform. The lifting platform and the azimuth circular guide rails surrounding the lifting platform are mounted on the stable platform. The lifting platform is provided with the translation platform which comprises a stacked X-direction and Y-direction translation platform.A pair of pitching arms are mounted symmetrically and slidably on the azimuth circular guide rail. The two pitching arms are erected with the rolling guide rail which has a semicircular structure. Alight source moving platform and a detector moving platform are slidably mounted on the rolling guide rail. In the process of measurement, assembly and calibration, a tested instrument is placed on the translation platform, and independent changes in seven variables such as the three-dimensional coordinates of the position of the tested instrument, the incident azimuth angle and the zenith angle of the light source, and the receiving azimuth and zenith angle of the detector are achieved by an automatic control system and an actuator. The function of the platform is easy to expand and has highpracticability.

The invention provides a synchronous excitation system used for a thin shell high-order modal shape test and a test method. The system comprises an industrial computer, a signal generator, an in-phase power amplifier, adsorption type vibration exciters and a data acquisition instrument. The output end of the industrial computer is connected with the input end of the signal generator. The output end of the signal generator is connected with the input end of the in-phase power amplifier. The output end of the in-phase power amplifier is respectively connected with the input ends of the adsorption type vibration exciters. The adsorption type vibration exciters absorb on the side wall of a thin shell component. Excitation signals outputted by the adsorption type vibration exciter affect on the side wall of the thin shell component. Meanwhile, the output ends of the adsorption type vibration exciters are connected with the input end of the data acquisition instrument. The data acquisition instrument is connected with the industrial computer. The synchronous excitation system used for the thin shell high-order modal shape test is simple and compact in structure without gap, small in profile, low in cost, high in load capacity and convenient in part processing, and beauty of the overall structure is enhanced and assembling is facilitated so that assembling and adjustment of the system are enabled to be quite convenient.

The invention discloses a tool clamp for transverse automatic welding of a large spherical shell structure and an assembling method. The tool clamp is characterized by comprising a clamp body; the clamp body comprises a spherical shell and a welding clamp; the spherical shell comprises an upper half spherical shell body and a lower half spherical shell body; an equator welding joint is arranged between the upper half spherical shell body and the lower half spherical shell body; a boss is arranged on the equator welding joint; and the welding clamp comprises a lifting clamp connected with the lower half spherical shell body. The assembling method includes the steps that a platform trolley is loaded to a vacuum chamber guide rail; the lifting clamp is assembled to a rotary table; the lower half spherical shell body is loaded to a supporting cylinder bevel structure of the lifting clamp; a bolt between an L-shaped joint plate and the lifting clamp is synchronously and symmetrically locked; the upper half spherical shell body is assembled to the lower half spherical shell body; the welding position on the boss between the upper half spherical shell body and the lower half spherical shell body is subjected to spot welding through argon arc welding after assembling is completed; and then the welding position in the spherical shell is subjected to spot welding through argon arc welding, and assembling of the upper half spherical shell body and the lower half spherical shell body is completed. By the adoption of the technical scheme, the assembling requirements for welding position precision, welding gaps, welding order differences and the like are met.

Provided is an elevator speed governor of simple construction that is easy to assemble and adjust and that has a high degree of freedom with respect to the arrangement of the fly weight, over-speed switch, and rope catch mechanism and setting of the fly weight mass, wherein arrangement of the fly weight, etc. and fly weight mass, etc. can be specifically determined for each of a first and a second over-speed detection speed, and which allow precise detection of each of said first and second over-speed detection speeds. Thus, the speed governor, which detects that the speed of travel of a passenger car has reached the first and second over-speed detection speeds in order to stop the passenger car, is equipped with a first over-speed detection mechanism that detects that the passenger car has reached the first over-speed detection speed and a second over-speed detection mechanism that is provided separately from the first over-speed detection mechanism and detects that the passenger carhas reached the second over-speed detection speed, and the first over-speed detection mechanism and the second over-speed detection mechanism are constituted to operate independently from one another.

One aspect of the present invention includes a sealing ring having a split-ring annular band which includes a first and second end. A first tab is disposed at the first end, with the first tab extending away from the annular band. The first tab also includes a first threaded aperture. A second tab is disposed at the second end, with the second tab also extending away from the annular band The second tab also includes a second threaded aperture. Additionally, a thread of the first aperture is different from a thread of the second aperture. Further, the sealing ring includes a fastener threadedly engaged with the first and second apertures. Rotation of the fastener adjusts a radial dimension of the annular band.

The invention relates to the field of cabin door design, and particularly discloses a cabin door latching mechanism. The cabin door latching mechanism is located on a cabin door frame and comprises arocker arm assembly, a lock, a latch and a connecting rod, the rocker arm assembly is connected to a driving source, the rocker arm assembly, the lock and the latch can rotate around the self axis, and the three axes are parallel to one another and distributed in a triangular mode. According to the cabin door latching mechanism, the rocker arm assembly and the lock adopt clearance fit so as to achieve the purpose of driving the lock and maintain the position of the lock after complete opening, meanwhile, the possibility of mislocking is avoided, the driving source and the limiting device of the lock are omitted accordingly, the weight is reduced, and the system is simplified; and the rocker arm assembly drives the latch through the connecting rod, the point of intersection connected to oneend of the rocker arm assembly adopts over-center design, the point of intersection connected to one end of the latch adopts non-over-center design, the purpose of noninterference with the lock during unlatching and latching is achieved, meanwhile, the fact that the lock locks the position of the latch can be ensured, therefore, the entire latching mechanism is simple in structure, light in weight, and high in reliability, the connecting rod and the rocker arm assembly adopt adjustable design, and assembling and adjusting are facilitated.

The invention discloses a grass pressing machine for a lawn. The machine comprises a handrail, a frame and a grass pressing roller provided with grass pressing cutters on the surface, wherein two ends of a spindle of the grass pressing roller are mounted on the frame through a bearing to enable the grass pressing roller to be located in the frame; the handrail is fixed on the frame, and the grass pressing roller is driven to roll by pushing the handrail forwards; the grass pressing roller is provided with a cavity which is provided with a plug and capable of allowing water or sand injection. Grass blades can be pressed into soil or sand through rolling of the grass pressing roller, the pressed-in grass blades are uniform and neat, the dead weight of the grass pressing roller can be adjusted according to the compact degree of a lawn field, so that the depth of the grass blades pressed into the soil is appropriate and not too large; by means of the grass pressing machine, the grass blades are planted once, manual rolling or tractor rolling can be adopted, the operation is convenient, and the adaptability is high.

The invention relates to an electric isolating switch belonging to the control technical field in an electric system. The electric isolating switch comprises a connecting bus, a contact, a contact control system, a moving contact group, a link mechanism, an operating system and an auxiliary switch module, wherein the connecting bus is mounted between a front insulating board and a rear insulatingboard; the link mechanism is connected with the moving contact group; the operating system controls and provides power for opening and closing the moving contact group and comprises a reducing motor and a switching power supply; and the auxiliary switch module is connected with the reducing motor by an auxiliary switch module transmission mechanism and the link mechanism. The invention has the advantages of high mechanism efficiency, safety, reliability, simple structure, small size, easy assembly and adjustment, simple and convenient mounting and arrangement, and the like.

The invention discloses a stepping actuator device driven by two piezoelectric ceramics and comprising an E-type rail, and a method. The actuator device comprises two fixed rails fixed on a pedestal and linked with the pedestal through a flexible hinge, a driving rail capable of moving up and down in a small range, and a clamping control-displacement output structure which is mounted between the fixed rails and the driving rail and can realize transition of a clamping state with the rails. The invention also providing an actuating method, the piezoelectric ceramics and a motor are driven according to a certain order, large stroke linear displacement output between the clamping output structure and the pedestal can be realized; the device has a power failure locking function, after power isfailed, the device can keep being in the current actuating position; and the actuator has the characteristics of large output stroke, high output resolution, light weight and simple control waveform.

Provided is a pump flush-free centrifugal type differential pressure sealing device. The invention relates to the pump flush-free centrifugal type differential pressure sealing device belonging to the fluid machinery field. The stationary ring of the device is fixed on the cover of the pump, the rotating ring and the pump shaft are in the endwise slip connection. The elastic cell acts on the direction for the rotating ring to press the stationary ring, while the pump shaft outside the pump cover is hinged with the flying iron, of which the force transferring end acts in the direction for the rotating ring to deviate from the stationary ring. When the pump stops, the centrifugal effect of the flying iron disappears, and the stationary ring and the rotating ring closely adhere under the common action of the elastic cell reset force and the medium pressure, which acts the sealing performance. The device has simple structure with any flushing and lubricating gears, which can reduce the contact friction and prolong the service life of the sealing pieces.

The present invention provides a spliced ​​optical imaging system, which comprises: a first display group (100) with a first micro-display chip arranged along a first optical path; a second display group (100) with a second micro-display chip arranged along a second optical path; A display group (101) and a polarization combination module (102) located at the intersection of the first optical path and the second optical path, the first optical path and the second optical path are perpendicular to each other, and the first display group The image displayed by (100) and the image displayed by the second display group (101) are imaged on the same imaging plane after passing through the polarization combining module (102). The splicing optical imaging system can effectively realize the seamless splicing of confocal planes and other frames, can meet the use requirements of larger arrays, and has higher splicing accuracy and contrast.

The invention discloses a belt transmission structure for a mechanical arm, which comprises a transversal slide plate, a drawing arm mounted on the transversal slide plate, and a drawing slide plate mounted on the drawing arm, wherein at least two groups of belt pulleys are arranged on the drawing arm; a belt is mounted outside each group of belt pulley; at least two servomotors are mounted on the transversal slide plate; the belt pulleys are driven by the servomotors; and a belt clamp plate is arranged on each belt and is fixedly arranged with the drawing slide plate. The belt transmission structure provided by the invention has the advantages that the structure is simple; the assembly and the adjustment are very convenient; the transmission and the operation are stable; and the noise and the vibration are low.