31results about How to "Overcoming time-consuming and labor-intensive problems" patented technology

The invention provides a paver, which comprises a heating device (10) provided with a heating pipe (103) and an air pipe (101) and a screed box (20) provided with two lateral plates and a cover plate (203) and a bottom screed (204) arranged between the two lateral plates, wherein the heating pipe (103) is arranged in the screed box (20), the pore end of the air pipe (101) is arranged outside the screed box (20); the heating device (10) is connected with the screed box (20) in a detachable manner; the air pipe (101) is connected on the heating pipe (103) in a detachable manner; and an opening (2011) is arranged on the screed box (20) for taking the heating pipe out.

The invention provides an emergency escape skylight of a passenger coach. The emergency escape skylight comprises a window frame fixed on a car roof and an upper cover for sealing the opening of the window frame, wherein a self-opening and self-locking device and an airbag are arranged between a window frame body of the window frame and the upper cover; the self-opening and self-locking device comprises a connection block and electromagnets fixed on the two sides of the connection block; the upper end of the connection block is connected with the upper cover; grooves are formed in the two sides of the connection block; the electromagnets are connected with contacts through springs; and the contacts are embedded into the grooves under the action of the tension of the springs. Under an emergency condition, an electromagnet power supply is switched on, the electromagnets attract the contacts, and the contacts compress the springs to be retraced back, so that the springs are disconnected with the connection block; and meanwhile, the airbag is triggered to be opened, and the upper cover is jacked up by the airbag so that the skylight is opened. According to the emergency escape skylight of the passenger coach, the skylight of the passenger coach can be automatically opened, the problems in the prior art that time and labor are wasted when the skylight is manually opened by people are overcome, and valuable time is gained for self-rescuing of passengers.

The invention discloses a three-dimensional model reconstructing method for keeping a fracture line of a jaw bone. The method is characterized by comprising the following steps that 1, CT data, in accordance with a Dicom protocol, of an injured jaw bone are input; 2, a surface model of the jaw bone is extracted by using a Marching Cube isosurface algorithm; 3, a segmentation algorithm which combines a Gaussian mixture model with Graph Cut is used for rapidly completing segmentation of broken bone blocks and a main bone block; 4, automatic replacement is conducted on the broken bone blocks on the basis of the symmetry, and a complete jaw bone model is obtained by splicing the broken bone blocks and the main bone block; 5, positioning devices which are each composed of a pair of coupling block devices are additionally arranged on the seams of the complete model obtained through splicing; 6, a complete three-dimensional solid model is obtained through assembling according to the positioning devices. By means of the three-dimensional model reconstructing method for keeping the fracture line of the jaw bone, in a jaw bone repairing operation, particularly when chimerism, fixation and repair are conducted between the broken bone blocks and between the broken bone blocks and the main bone block, the fracture line information of the defect parts is kept, so that errors in the operation are reduced, the wounds of a patient are reduced, the process of the operation is accelerated, and the operation effect is guaranteed.

The invention discloses a device and a method for adjusting JVM (java virtual machine) parameters in a domestic environment. The device comprises an acquisition module, a data analysis module, a comparison module and a parameter adjustment module, wherein the data analysis module analyzes hardware server information acquired by the acquisition module and obtains a configuration standard which should be up to by JVM parameter setting information when an application server can be normally started and a JVM can normally operate in the domestic environment; the comparison module compares acquired initial JVM configuration information with the configuration standard and judges whether the initial JVM configuration information is up to the configuration standard; and the parameter adjustment module adjusts corresponding parameter information configured by the JVM when the initial JVM configuration information is not up to the configuration standard, so that the initial JVM configuration information is up to the configuration standard. When the JVM configuration is not matched with the application server, the device can adjust JVM parameters, manual adjustment is not required, and time and labor are saved.

The invention discloses a CRNN-based picture table extraction method, and the method comprises the following steps: S1, carrying out the perspective transformation of a to-be-detected picture, and correcting the picture; S2, performing table skeleton extraction on the corrected picture by using a deep neural network; S3, obtaining a cell ROI (Region of Interest) from the table skeleton; S4, recognizing text contents in all the cell ROIs through an OCR recognition model; and S5, restoring the text content to a table through the table skeleton typesetting in the step S2, so that the picture table is converted into a data table, and the extraction of the picture table is completed. According to the method, perspective transformation is carried out on the to-be-recognized picture once, the picture angle is corrected, and then the deep neural network model is used for extracting the overall table skeleton, so that the situation that the edges of cells are connected by handwritten characters in the prior art or the problems that a table in the picture is not clear, the picture is light, inclined and fuzzy are solved, and the problem that time and labor are wasted because a large amount of manual parameter adjustment is needed is solved.

The invention provides a format template generation method and device, and the method comprises the steps of carrying out the preprocessing of the layout template according to a preset division definition rule of layout of the layout template and a text content region division definition rule, and obtaining the layout template of a division region; obtaining format template content data; and generating a target format template according to the format template of the divided area and the content data of the format template, so that the automatic generation of the layout template is realized, the problems of relatively low efficiency, time waste and labor waste of the existing layout template manufacturing technology are solved, and the layout template manufacturing efficiency is improved.

The invention discloses a vacuumized negative pressure molding mould. The vacuumized negative pressure molding mould comprises a sand mould frame, a sand box and a bottom box which are sequentially arranged from top to bottom, and at least two thin films are arranged on the mould; the sand mould frame is of a rectangular frame structure with an inner cavity, the sand box and the bottom box are corresponding up and down and spliced to form a vacuumized negative pressure box, a rectangular sinking slot is formed in the upper end face of the sand box, the slot edge of the sinking slot is matchedwith the bottom margin of the sand mould frame, a plurality of air holes are formed in the slot bottom surface of the sinking slot and the inner side surface of the sand mould frame respectively, anda porous plug is arranged in each air hole; a sand mould is arranged in the sinking slot; the sand mould frame and the vacuumized negative pressure box are respectively connected with a negative pressure system by virtue of an air pipe; and the area of the thin films is larger than the area of the upper end face of the sand box. The vacuumized negative pressure molding mould disclosed by the invention is simple in structure and easy to operate, molding sand in the sand box is compacted by adopting a vacuumizing manner, smoothness of the surface of a cavity of the sand mould is guaranteed, andfurther the yield of cast and moulded castings is guaranteed.

The invention relates to a device for eliminating marks of plastic parts and a method thereof. The device comprises YDX-03E heat-seal welding machine, a down press welding head applicable to different marks, a polyfluortetraethylene membrane packed on the welding head, an aluminium silicate heat-insulating sheath and a work piece fixing stander of marks to be melted. By adopting a method of indirect hot melting, extrusive marks at concaves on the surfaces of the plastic parts are eliminated and processing surfaces are smoothly ironed. The invention conquers the problems of time waste and labor waste cause by eliminating the marks by labor and connection between the hot welding head and the plastic parts, guarantees the smoothness and the planeness of the surfaces of the plastic parts after the marks are eliminated, and can greatly improve eliminating efficiency and quality.

The invention provides a dust collecting and weighing device. The dust collecting and weighing device comprises a support frame; a pair of first synchronous belts are arranged in the support frame inparallel; a first guide rail is arranged below each first synchronous belt; each first guide rail is installed with a walking sliding block; the walking sliding block is fixed on the corresponding first synchronous belt; a second guide rail is arranged between a pair of walking sliding blocks; a dust collecting sliding block is installed on the second guide rail; the dust collecting sliding blockis fixed on a second synchronous belt; and a dust collecting assembly is connected onto the dust collecting sliding block. The dust collecting and weighing device in the invention has the benefits that: the dust collecting assembly performs alternating movement along the direction parallel to the second guide rail and the direction vertical to the second guide rail, so that dust collection is carried out; the problem that artificial collection wastes time and labour is overcome; furthermore, interference of human factors is avoided; the error is effectively reduced; the grammage of the accumulated dust obtained by putting accumulated dust collected by the dust collecting assembly on a precision balance to weigh is the evaluation index by taking the grammage as the cleanness unit; and the device is also suitable for performing dust collecting and weighing in places needing to be detected, such as a factory and a classroom.

The invention provides a pluggable lock-catch board card device, which comprises a housing, a panel and at least one positioning component, wherein the housing is used for bearing a board card; the panel is connected with one end of the housing; and the at least one positioning component is connected with the panel and at least one side wall of the housing in an operable manner so as to fix the housing in a case. The technical scheme of the pluggable lock-catch board card device has the beneficial effect that the board card can be directly fixed in the case and unplugged from the case directly through cooperation of the positioning component, the panel and the housing, thereby overcoming the problems that time and labor are wasted since a special tool is needed for plugging the board card into the case and unplugging the board card from the case and fixing screws are needed for fixing the board card in the case.

The embodiment of the invention discloses a projector focusing system. The system comprises: a detection module used for detecting projection parameters of a projector; a control module which is connected with the detection module and is used for generating a focusing control signal according to the projection parameters; and a driving module which is connected with the control module and is used for driving the lens to move relative to the lens shell according to the focusing control signal so as to realize focusing. According to the embodiment of the invention, automatic focusing of the projector is realized, the system overcomes the problems that manual focusing operation is inconvenient and time and labor are wasted in the use process of the projector, the influence of subjective differences of users on manual focusing is eliminated, the reliability is higher, the focusing efficiency and stability during use of the projector are improved, and the focusing is faster and more accurate.

The invention specifically relates to an adjustable type air supply device for graded combustion of a fuel oil combustion machine, aiming at solving the problems of an existing air supply device for the fuel oil combustion machine that the structure is heavy, the cost is high, the adjusting precision of the air amount ratio of primary air and secondary air is poor, and time and labor are wasted. The adjustable type air supply device comprises an air amount adjusting mechanism and a columnar main air barrel; a combustion machine draught fan is arranged at the upper end of the columnar main airbarrel; the columnar main air barrel is internally provided with a flame stabilizing disc; an annular upper baffle plate and an annular lower baffle plate are arranged on an outer side wall of the columnar main air barrel; a secondary air barrel is arranged at the lower side of the annular lower baffle plate; an annular hollow adjusting ring is arranged between the annular upper baffle plate and the annular lower baffle plate; the air amount adjusting mechanism comprises a secondary air hole; an inner wall of the annular hollow adjusting ring is of an opening structure; a plurality of air inlet holes are uniformly formed in the lower end face of the annular hollow adjusting ring; an air inlet hole I is formed in the annular lower baffle plate. According to the adjustable type air supply device provided by the invention, accurate adjustment of the air amount ratio of the primary air and the secondary air is convenient and rapid to realize; the adjustable type air supply device has the advantages of light structure, low cost and remarkable economic benefits.

The invention discloses a movable positioning device of titanium rod shearing and blanking die. The movable positioning device comprises a driving part and a positioning part, wherein the driving partand the positioning part are oppositely arranged, the driving part comprises a cross arm, a straight arm, a bearing and a shaft, the straight arm is fixedly connected to the lower end of one side ofthe cross arm, the bearing is fixedly connected to the lower end of the straight arm, the shaft penetrates through the bearing, the positioning part comprises a bottom plate, a guide rail, pressing plates, a sliding block, an ejector rod, a limiting plate and a tension spring, the guide rail is fixedly connected to the bottom plate, the pressing plates are fixedly connected to the two sides of theupper end face of the guide rail, the sliding block is movably inlaid in the guide rail, the ejector rod is fixedly connected to one side of the sliding block, the limiting plate is fixedly connectedto one side of the guide rail, one end of the limiting plate extends out of the pressing plates, one end of the tension spring is clamped on one side of the limiting plate, and the other end of the tension spring is clamped on one side of the sliding block. According to the positioning device, a brand-new structural design is adopted so that the shearing length of a titanium rod can be accuratelypositioned, and the problem that an existing positioning mode is time-consuming and labor-consuming is solved.

The invention relates to an automatic charging device for packaging materials. The automatic charging device for the packaging materials comprises a processor module, a conveying mechanism, a positioning mechanism, a pushing mechanism, a charging mechanism and a manipulator, wherein the charging mechanism is arranged on a charging platform, and a weighing sensor is arranged on the charging platform; the processor module is used for controlling he conveying mechanism to convey the packaging materials to the positioning mechanism, and when the positioning mechanism detects in-place information of the packaging materials, the processor module controls the charging mechanism to charge the packaging materials; and the weighing sensor is used for detecting thee sending of the weight data of the packaging materials to the processor module, and when the weight data of the packaging materials reaches a set value, the processor module is suitable for controlling the manipulator to grab the packaging materials to a seal production line. According to the automatic charging device for the packaging materials, the packaging materials are automatically conveyed and charged, so that an automatic charging function is realized, and the problems of time and labor consumption caused by manual charging can be overcome.