15results about How to "Linkage stability" patented technology

The utility model discloses a sliding lift truck top tent which comprises a swing rod, a guide block, a sliding block, an extension spring, a connecting rod assembly, a first bottom frame, a top frame, an upper layer shear fork type lifting frame, a turning plate and a driving device. The lower end of a second fork of the upper-layer shear fork type lifting frame is a sliding end, one end of a swing rod is pivoted to the sliding end, the other end of the swing rod is provided with a pushing and abutting part in a protruding mode, the middle of the swing rod is connected with one end of an extension spring, and the other end of the extension spring is connected to the sliding end; the guide block is fixedly installed on a sliding path of the sliding end, one side of the guide block forms a lower inclined face inclining downwards, the other side of the guide block forms an upper inclined face inclining upwards, the sliding block is arranged below the guide block and arranged on the side edge of the first bottom frame in a sliding mode, one end of the sliding block is in pivot joint with one end of the connecting rod assembly, and the other end of the connecting rod assembly is in pivot joint with the turning plate. The other end of the sliding block is provided with a pushing-abutting groove for the pushing-abutting part to be placed in. The tent is driven to ascend and descend through sliding, the turning plates are automatically linked to be opened or folded in the ascending and descending process, and use is convenient.

The utility model provides a numerical control machining center rotary clamping device which comprises a workbench, a sliding groove is formed in the workbench, clamping blocks are symmetrically and movably arranged in the sliding groove, a movable connecting rod is rotationally arranged on one side of each clamping block, arc-shaped connecting rods are rotationally connected to one side of each movable connecting rod, and the arc-shaped connecting rods on the two sides are rotationally connected through a hydraulic rod. The hydraulic rods are arranged to drive the arc-shaped connecting rods to rotate, so that the movable connecting rods are driven to move the clamping blocks, the automatic clamping function is achieved, the guide rods, the movable sleeves, the connecting rods and the like are arranged, linkage between the connecting rods can be more stable, and the clamping effect is more stable; a rotating motor is arranged to drive a rotating gear to rotate, so that a rotating ring rotates, rotation of the workbench is achieved, a workpiece on the workbench is machined at different angles, the usability of the device is improved, the workpiece can be always supported and fixed by the workbench by driving the workbench to rotate, and the clamping effect is more stable.

The board heating machine comprises a machine body, a drying cylinder and an air blower, a first side frame and a second side frame are fixedly installed on the two sides of the horizontal end of the machine body respectively, and a first driving roller and a first driven roller are rotationally connected to the inner surface wall of the machine body. According to the device, the driving piece drives the screw rod to rotate, the screw rod provides pushing force for the supporting plate through screwing of the screw base, the supporting plate drives the second driving roller and the second driven roller to conduct vertical position adjustment, meanwhile, the tensioning roller drives the sliding block to slide along the interior of the fixing bin and compress the spring, and tensioning of the transmission belt is synchronously conducted through the tensioning roller; and the first driving roller can be stably linked with the second driving roller all the time, so that on the basis that paperboards are dried through a drying cylinder and an air blower in the prior art, the vertical position of the pushing belt can be automatically adjusted to adapt to the paperboards with different thicknesses.

The utility model belongs to the technical field of clamping jaw equipment, and particularly relates to an ejection type clamping jaw mechanism which solves the problems that the ejection type clamping jaw mechanism cannot stretch out and draw back, and objects cannot be grabbed at a short distance and a long distance. The ejection type clamping jaw mechanism comprises an ejection frame and a clamping jaw seat, a grabbing assembly is arranged on the clamping jaw seat, the clamping jaw seat is slidably connected to the ejection frame through a sliding structure and has an extending position and a retracting position, and an ejection structure enabling the clamping jaw seat to tend to move towards the extending position is arranged between the clamping jaw seat and the ejection frame. And the limiting release structure is used for limiting or allowing the clamping jaw seat on the retraction position to move. According to the mechanism, the grabbing assembly and a corresponding structure used for stretching and retracting are combined, the effect that objects are grabbed in a short distance and a long distance through stretching and retracting is achieved, the structure is simple, and operation is convenient.

The invention discloses a deceleration linkage clamping mechanism, which includes a bracket, two transverse clamping jaws and a longitudinal clamping jaw are arranged on the bracket, the transverse clamping jaw includes a transverse support arm, a transverse spur rack is formed at the end of the transverse support arm, the two transverse spur racks are staggered and a driving gear is sandwiched between the two, and the two transverse spur racks are meshed with the driving gear, the longitudinal clamping jaw includes a longitudinal support arm, a longitudinal spur rack is arranged above or below the longitudinal support arm, a rotatable reduction gear is arranged on the bracket, longitudinal teeth are formed on the longitudinal support arm, and the longitudinal teeth are meshed with the output wheel of the reduction gear, when the driving gear rotates forward or reverse, the two transverse clamping jaws are driven to move away from or approach each other, and the longitudinal clamping jaw is driven to slide along the longitudinal direction by the cooperation of the driving gear, the longitudinal support arm and the reduction gear. The invention can not only hold a mobile phone, but also decelerate the holding action during the clamping process, thereby stably and reliably linking.

The invention discloses a transformer coil winding machine, and relates to the technical field of coil winding, the transformer coil winding machine comprises a material roller conveying machine body, a wire roller and a winding frame, the wire roller is rotatably arranged on the winding frame, the wire roller is sleeved with a wire cylinder in a linkage mode, the material roller conveying machine body is internally provided with a wire material and an insulating tape which are used for being wound on the wire cylinder, and the insulating tape is arranged on the material roller conveying machine body. The two wire rollers are symmetrically arranged on the wire winding frame, a discharging conveying belt is arranged on the side, away from the material roller conveying machine body, of the wire winding frame, a feeding conveying belt is arranged on the portion, above the wire rollers, of the wire winding frame, a bracket is rotationally arranged under the wire rollers, the upper end of the bracket is used for being matched with the two ends of a wire cylinder arranged on the wire rollers in a sleeving mode, and the lower end of the bracket is used for being matched with the two ends of the wire cylinder. One end of the wire roller is connected with the wire winding frame through a first air cylinder. According to the winding device, the feeding conveying belt is matched with the bracket for feeding, the discharging conveying belt is matched with the bracket for discharging, and stable linkage between the bobbin and the wire roller is guaranteed through cooperation of the limiting ring and the hinge strip in the winding process.

This application relates to an online document content block synchronization method, apparatus, device, and medium, comprising: in response to detecting a click operation on a target control within a target document, acquiring the attributes of the target control; determining the type of the target content block based on the attributes, wherein the target control is used to control the display state of the target content block; determining the position of the target content block based on the type; and performing a show / hide operation on the target content block based on its position. It is understood that the technical solution of this application pre-configures content blocks to be shown or hidden for the target control, and achieves the association and binding between the two through the attributes of the target control. Under this mechanism, even if the DOM nodes corresponding to the document structure change, it will not affect the attributes of the target control or the binding relationship between the target control and the target content block, effectively improving the robustness of the linkage mechanism for changes in associated content blocks.

An integrated linkage device for intelligent chemical feeding and casing pressure control of an oil well belongs to the technical field of chemical feeding and casing pressure control of an oil well inlet, the linkage device is arranged on a wellhead, a monitoring pipeline is arranged on the wellhead, the linkage device comprises a chemical feeding system and a PLC (programmable logic controller), and the monitoring pipeline is connected with the chemical feeding system through the PLC. The medicine adding system comprises a medicine storage box, a filter, an injection pump, a second pressure sensor, a safety valve and a one-way valve, medicine liquid is arranged in the medicine storage box, and the liquid level of the medicine liquid in the medicine storage box is monitored through a PLC; an output pipeline is arranged on the pesticide storage box, the other end of the output pipeline is connected to a wellhead, and a filter, an injection pump, a safety valve, a one-way valve and a second pressure sensor are sequentially arranged on the output pipeline from the output end of the pesticide storage box; the problems that two independent systems are adopted for common oil well dosing and casing pressure control, the service life is short, stability is poor, linkage is poor, and frequent maintenance is needed in a complex environment are solved.

The utility model discloses a reinforced chain wheel with a reinforcing structure, which comprises a protective component, a reinforcing component and a reinforcing component, and is characterized in that the protective component is used for protecting and supporting the chain wheel; the pressing assembly is located at one end of the protection assembly; the protection assembly comprises a protection plate, rotating shafts are rotationally connected to the two sides of one end of the protection plate, a first chain wheel and a second chain wheel are arranged on the outer sides of the two rotating shafts correspondingly, and the first chain wheel and the second chain wheel are sleeved with a chain belt. According to the utility model, when the chain belt is slightly loosened under the action of external force, the second elastic piece positioned in the strip-shaped sleeve can generate an elastic pressing force towards the right upper part on the pressing gear, and meanwhile, the first elastic piece positioned in the arc-shaped sleeve can generate an outward elastic pushing force on the arc-shaped sleeve rod; the strip-shaped sleeve, the arc-shaped sleeve and the abutting supporting plate form a triangular structure, the abutting effect of the abutting gear on the chain belt is better through the stability of a triangle, and it is guaranteed that the chain belt is always tightly connected with the first chain wheel and the second chain wheel.

The utility model relates to the technical field of refrigeration equipment, in particular to a refrigerator linkage device and a refrigerator. The refrigerator linkage device comprises a fixing base, a clamping block and a first spring. The fixing base is used for being installed on a refrigerator door and provided with a rotating groove. One end of the clamping block in the depth direction of the drawer is rotationally connected into the rotating groove, and the other end extends out of the rotating groove and is provided with a buckling part; the first spring is arranged in the height direction of the drawer and installed in the rotating groove in the compression direction, one end of the first spring is fixed to the fixing base, and the other end of the first spring is fixed to the clamping block. In response to the elastic force of the first spring, the buckling part can be connected with the drawer in a clamping manner, so that the refrigerator door is linked with the drawer; and in response to external acting force, the clamping block can rotate relative to the fixed seat, and the first spring is in a stretched state, so that the buckle part releases the drawer. The drawer is clamped and limited through the buckle part, stable linkage of the drawer and the refrigerator door is achieved, the structure is simple, the space of the refrigerator cannot be occupied too much, and failure is not likely to happen.

This invention relates to the field of galvanized parts inspection technology, and in particular to a device for detecting the coating thickness of galvanized parts. The device includes a conveyor belt, a laser thickness gauge for detecting the coating thickness of galvanized parts mounted above the conveyor belt, two support frames fixed to the top of the conveyor belt to support the laser thickness gauge, and a reader for reading the data from the laser thickness gauge mounted above the support frames. A spacing adjustment mechanism for adjusting the position of the laser thickness gauge is provided between the support frames and the laser thickness gauge. A central sampling mechanism for sampling and photographing the coating surface of the galvanized parts is also provided on the side of the support frames. This invention, through the cooperation of the conveyor belt, support frames, laser thickness gauge, reader, spacing adjustment mechanism, adjustment frame, transmission rod, transmission wheel, and fixing plate, can accurately target the corners, edges, and other protruding and easily worn areas of the galvanized parts, achieving full-area coating quality detection and meeting comprehensive and accurate inspection requirements.

The LED lamp bead with the mixed light emitting function comprises a cylindrical shell, the tail end of the shell is sealed through a tail cover, a light emitting source with cold and warm light sources arranged at intervals is rotationally arranged in the center of the tail cover, the top end of the light emitting source communicates with a light reflecting bowl, and a grating-shaped shielding coating is arranged between the light reflecting bowl and the light emitting source. A focusing cylinder is arranged at the top of the light reflecting bowl and connected with the shell in a sleeved mode, the focusing cylinder is driven by a driving piece on one side of the shell to slide in the axial direction of the shell, and meanwhile the driving piece is in transmission connection with the light emitting source to conduct circumferential angle driving on the light emitting source. The distance difference between the adjacent cold and warm light sources and the shielding position of the grating is adjusted, the shielding proportion of the cold and warm light sources is distributed to adjust the color temperature, the angle of the light emitting source is mechanically synchronized along with adjustment of the focusing barrel, then stable linkage is achieved, color temperature illusion caused by brightness is compensated, more accurate illumination control is achieved, and good development prospects are achieved.

The utility model discloses a combined paperboard line pressing mechanism which comprises a base, and a fixing frame is connected to the top of the base in a sliding mode. According to the paperboard line pressing device, a paperboard is placed at the top of the horizontal end of the base, the handle is manually held, the fixing frame is pushed, the fixing frame is in linkage with the rotating rod through the connecting frame, meanwhile, the sliding base synchronously slides along the track, the rotating rod drives the line pressing roller to rotate and move horizontally at the same time, and therefore line pressing operation of the paperboard is achieved; meanwhile, the locking rod can be rotated to be separated from the screw hole in the initial position, the line pressing roller is moved, the line pressing roller can drive the sliding block to slide along the transverse groove until the locking rod on the sliding block is aligned to the screw hole in the corresponding position, and then the locking rod is rotated to be combined with the screw hole in the corresponding position, so that the sliding block and the line pressing roller are fixed again; therefore, stable linkage of the line pressing roller and the rotating rod is guaranteed, and meanwhile the position of the line pressing roller can be conveniently adjusted according to requirements.

The invention relates to the technical field of waste heat utilization in the ceramic industry, and discloses a non-afterburning type natural gas distributed energy waste heat utilization system control method. When a natural gas generator set and hot blast stove mixed hot air supply spray tower and working condition switching are carried out, four valves act according to corresponding action strategies; opening of a main flue and closing of a bypass chimney, closing of the main flue and opening of the bypass chimney and opening of a branch pipeline under special conditions are controlled respectively; in the operation process, the main control unit adjusts the output load of the hot-blast stove based on the high-temperature flue gas flow collection assembly, the second temperature collection assembly and the tower top temperature collection assembly or independently based on the tower top temperature collection assembly, and further adjusts the output load of the hot-blast stove based on the data difference between the first temperature collection assembly and the second temperature collection assembly. The structure of the system is not only convenient to transform, but also beneficial to the accuracy of temperature control of the spray tower and the stability of switching among different working conditions of the whole system.

The utility model provides a water outlet device which comprises a water inlet channel, a first water outlet channel, a second water outlet channel and a switching mechanism. The switching mechanism comprises a valve shaft, an inner valve shaft, a control button and a reset spring, the valve shaft forms an inner valve cavity, and at least part of the inner valve shaft is movably arranged in the inner valve cavity; the internal valve cavity is communicated with the second water outlet channel; the inner valve shaft comprises a pushing approaching position and a pulling leaving position which move relative to the valve shaft, the control button is in linkage with the inner valve shaft, and the reset spring is connected with the inner valve shaft. By means of the technical scheme, the stable connection relation between the valve shaft and the inner valve shaft can be achieved.