48results about How to "To achieve the purpose of screening" patented technology

The invention discloses an automatic distributing mechanism of connector posts for wire connecting terminals, which comprises a distributing base, a feeding device, and a distributing device; a transverse groove is arranged in the length direction of the distributing base, and a pushing groove communicating the transverse groove is arranged on the distributing base vertical to the length direction of the distributing base; the feeding device comprises a guide slot used for accommodating a connector post row to pass through, and the other end of the guide slot is provided with a pushing device for pushing the connector post row to advance along the guide slot; the distributing device is fixedly arranged on one side of the distributing base, and comprises a pushing cylinder block connected with the distributing base; a pushing cylinder is arranged on the pushing cylinder block, and the action end of the pushing cylinder is connected with a slide block which is inserted into the transverse groove in a matching way; the slide block is provided with a longitudinal groove matched with the specification of workpieces of the connector posts; and the lateral surface of the slide block facing the pushing groove is provided with a two-step step-like limit groove which is arranged close to the lateral surface of the longitudinal groove of the pushing cylinder. The mechanism has simple structure, and realizes the feeding and the distributing of the connector posts through less cylinders and one slide block.

The invention discloses an iris diaphragm type reducing valve. The iris diaphragm type reducing valve comprises a valve shell, a control panel, N blades and a driving gear, wherein the control panel,the N blades and the driving gear are arranged in an inner cavity of the valve shell. The valve shell comprises a base plate and an end cover. A base plate body is annular, and a first protrusion integrally formed with the base plate body is arranged on the outer circumference of the base plate body. An end cover body is annular, and a second protrusion integrally formed with the end cover body isarranged on the outer circumference of the end cover body. The control panel is annular, the control panel and the base plate body or the end cover body are coaxial, the N blades are arranged betweenthe base plate and the control panel, and the control panel and the inner surface of the end cover are attached and pressed. The driving gear is arranged between the first protrusion and the second protrusion and is engaged with a gear structure on the control panel. The iris diaphragm type reducing valve has the beneficial effects that under the action of an external driving device, the controlpanel is matched with a first convex key to enable each blade to synchronously slide by taking a linear groove as a track, so that the hollow circle in the control panel is gradually covered or exposed, and the closure area of a pipeline is changed.

The invention discloses an interlock-controlled sediment eluting and screening system and an eluting and screening method thereof. The system comprises an eluting device, a screening device and a variable-frequency spraying pipeline, wherein the eluting device comprises a eluting roller, a material transmitting device and a speed control driving device, the eluting roller is connected with the speed control driving device, and the material transmitting device is arranged in the eluting roller; the screening device is connected to an outlet end of the eluting roller; the variable-frequency spraying pipeline is arranged in the eluting device. The eluting and screening method comprises the steps as follows: (1) sediment is scattered and fed; (2) the sediment is eluted; (3) the sediment is screened; (4) the eluting roller rotates reversely and the material stirring and eluting time is prolonged; (5) chemical eluting is started and performed through the variable-frequency spraying pipeline,or chemical eluting and clear water eluting are performed alternately. Accurate eluting is realized, energy consumption is reduced, blockage of screen meshes is effectively avoided, and the eluting efficiency is improved; eluting and separation of sediment components with different particle sizes and heavy metal content are realized, and classified treatment of the sediment is realized.

The invention relates to a new technological method for screening redried tobacco stems, and the new technological method is used for a tobacco threshing and redrying production line in tobacco industry. The new technological method is based on a closed type five-face sieve rolling tobacco stem sorting machine technology, applies a modular integration method, defines important processing functions such as screening the redried tobacco stems, packaging stem products by using bags, packaging long stems by using cartons, carrying out online disfigurement on the stems and recycling tobacco fragments in the processing procedures of the redried tobacco stems as five functional modules, and organically integrates all the functional modules, thereby achieving the online processing technical aims such as screening the redried tobacco stems only by applying a five-face sieve machine, packaging the stem products by using the bags, packaging the long stems by using the cartons, carrying out online disfigurement on the waste tobacco stems in a centralized way and recycling tobacco fragments; therefore, the long stem rate quality index in the processing procedures of the redried tobacco stems is improved to the standard level of more than or equal to 85%, and is maintained to be stable, and the fragment yield of the recycled tobacco fragments is increased by about 0.25%, so that the economic benefit of an enterprise is improved; furthermore, the new technological method has better social benefit in the aspects of energy conservation, safety and environmental protection.

The invention provides a mixed stirring and sieving device of fodder, and belongs to the technical field of fodder processing. The mixed stirring and sieving device comprises a bottom plate, a vertical plate and a top plate, wherein the right side of the bottom plate is fixedly connected with the vertical plate; the top of the vertical plate is welded with the top plate; the left lower part of thetop plate is fixedly connected with a first sliding rail; the right side of the first sliding rail is connected with a first sliding block in a sliding way; the right side of the first sliding blockis sheathed with a first rack; the first rack is vertically arranged; the right side of the first rack is meshed with a first gear. The first rack is driven by the first gear to vertically move, the first rack pulls a soft rope to enable the second rack to horizontally move, a second gear meshed with the second rack rotates, the second gear rotates to drive a first belt pulley to rotate, and the first belt pulley drives a second belt pulley to rotate through a transmission belt; the second belt pulley controls a spindle to rotate, and the fodder in a mixing box is stirred and mixed by a spiralstirring vane below the spindle so as to be favorable for improving transmission and mixing efficiency.

The invention discloses novel unsaturated polyester resin special for artware and a preparation device of the novel unsaturated polyester resin, and belongs to the technical field of unsaturated polyester resin processing devices. The preparation device comprises a mixing chamber, a sealing gasket is detachably installed at the center of the lower end of the mixing chamber, a stirring mechanism is installed in the mixing chamber, a screening chamber is detachably mounted at the upper end of the mixing chamber, a crushing mechanism is mounted in the screening chamber, and a screening mechanism is mounted below the crushing mechanism. According to the preparation device, integration of the processing equipment can be achieved, the crushing quality, the screening quality and the mixing and stirring quality can be guaranteed, the economic cost is low, practicability is high, and operation is convenient.

The invention belongs to the field of equipment related to building and particularly relates to a building waste crushing and screening device and a specific crushing and screening method. The devicecomprises a primary crushing and screening component, a fine crushing and screening component and a milling and screening component. By specifically arranging all the components and specifically limiting steps of the method, inorganic nonmetal hard particles of different particle sizes can be obtained finally; besides, steel materials can be recycled as comprehensive as possible by carrying out specific magnetic selection at different stages and different particle sizes; furthermore, secondary pollution to the environment can be avoided finally; and thus, building waste can be disposed comprehensively, and manpower cost can be greatly reduced.

The invention provides a sugarcane screening machine of fruit-flavored bread, wherein the main source of the fruit flavor is sugarcane, such that the requirement on the sweetness of the sugarcane is high. The sugarcane screening machine comprises a fixed seat, a first roller, a second roller, a third roller and a bracket, wherein the upper surface of the fixed seat is provided with a concave groove, the bottom portion and both side walls of the concave groove are provided with the rollers, both side walls are provided with the first roller and the second roller, the bottom portion is providedwith the third roller, the fixed seat is connected to a rotation shaft, the rotation shaft is connected to a balance plate capable of rotating around the rotation shaft, one end of the bracket is connected to the fixed seat, the other end of the bracket is connected to a sweetness measurement instrument, and both sides of the rotation shaft are respectively provided with a material collection box.According to the present invention, with the sugarcane screening machine, the sugarcane can be detected, and after the detecting, the sugarcane with the same sweetness grade are integrally collectedso as to screening the sugarcane with different sweetness grades, wherein the sugarcane rolls forward and is collected during the screening so as to reduce the noise and improve the efficiency.

The invention relates to a drug screening biological chip with an air chamber. The drug screening biological chip with the air chamber is formed by two groups of sample injection ports, two cultivating areas, a commonly used air chamber, a waste liquor pool and a bended connecting channel, and is characterized in that structures starting from an air inlet, communicating an air chamber channel and an air chamber, ending at an air outlet are processed on an upper piece of the chip, and are arrayed in a connecting straight line; two groups of V-shaped sample injection channels and the two cultivating areas are symmetrically processed on a lower piece, corresponding to two sides of the connecting straight line of the upper piece; the waste liquor pool, a discharging channel and the outlet are processed on the lower piece, corresponding to the connecting straight line of the upper piece. According to the drug screening biological chip with the air chamber provided by the invention, the biological chip is utilized, a favorable cell culture basis is achieved, a microfluidic technology and a cell culture technology are combined so as to be applied in the field of drug screening through the improvement of the structure, and the same cell growth environment is provided on one chip, so that the aim that under the condition of not changing other variables, a category or dosage of a drug is changed singly, and drugs are screened through observing the change of physical signs such as cellular morphology under a drug effect is achieved.

The invention discloses a data screening method of a security monitoring system. The invention selectively stores security monitoring data images at intervals or images that meet requirements, which can well ensure the storage efficiency and memory utilization of the security monitoring system. Using the special data screening and processing technology of the present invention, the processing of image data is well realized, the monitoring image information can be well screened, and images with better definition can be selectively stored in the memory, which greatly saves While storing space, the purpose of screening valuable images is realized.

The invention discloses a rhombic roller type sieving machine, which relates to an artificial board sieving machine. A motor cabinet A (11) of an upper speed reduction motor (10) is arranged on one side of the upper part of a frame (4); a crankshaft of the upper speed reduction motor (10) is connected with one end of a material dividing propeller (1) which is arranged in a box body; the upper part of the material dividing propeller (1) is provided with a material inlet; the upper part of a material guiding plate (13) corresponds to the lower part of the box body of the material dividing propeller (1), while the lower part is extended to a part above at least one rhombic roller (24) of a sieving device consisting of a plurality of groups of rhombic rollers (24); the two ends of each rhombic roller (24) are provided with a bearing respectively; and a plurality of groups of granular material sieving mechanisms consisting of at least three rhombic rollers (24) are arranged in parallel in the frame (4). The rhombic roller type sieving machine is arranged between two pieces of equipment for delivering shaving materials mixed with glue to separate micelles or other large materials from the shaving materials after the materials are sieved so as to effectively improve the surface quality and appearance of finished products of artificial boards.

The invention provides a decoration waste treatment device for indoor design. The decoration waste treatment device comprises a crushing structure, wherein auxiliary structures are mounted at the left end and the right end of the crushing structure; the crushing structure is fixed at the upper end of a bracket structure; a transmission structure is wound on the outer wall of the bracket structure; the whole bracket structure is fixed at the upper end of a frame structure; a base structure is mounted at the bottom of the frame structure; firstly, a feeding belt is arranged to be of an inclined structure, the feeding belt on the right side extends to the bottom of a pressing wheel on the right side, and the feeding belt on the left side extends to the top of a pressing wheel on the left side, so that decoration waste fragments can be further extruded perfectly through the two groups of pressing wheels, and the decoration waste is crushed integrally; the metal decoration waste has certain extension characteristic, so that the metal decoration waste cannot be crushed easily; and a discharging belt at the upper end of a mounting plate can convey iron substances in the transmission structure out of the device, and the effect of preliminary separation is achieved.

The invention discloses an automatic distributing mechanism of connector posts for wire connecting terminals, which comprises a distributing base, a feeding device, and a distributing device; a transverse groove is arranged in the length direction of the distributing base, and a pushing groove communicating the transverse groove is arranged on the distributing base vertical to the length directionof the distributing base; the feeding device comprises a guide slot used for accommodating a connector post row to pass through, and the other end of the guide slot is provided with a pushing devicefor pushing the connector post row to advance along the guide slot; the distributing device is fixedly arranged on one side of the distributing base, and comprises a pushing cylinder block connected with the distributing base; a pushing cylinder is arranged on the pushing cylinder block, and the action end of the pushing cylinder is connected with a slide block which is inserted into the transverse groove in a matching way; the slide block is provided with a longitudinal groove matched with the specification of workpieces of the connector posts; and the lateral surface of the slide block facing the pushing groove is provided with a two-step step-like limit groove which is arranged close to the lateral surface of the longitudinal groove of the pushing cylinder. The mechanism has simple structure, and realizes the feeding and the distributing of the connector posts through less cylinders and one slide block.

The invention discloses a multi-stage flexible support screening machine, which comprises a frame, on which a filter sieve groove is installed horizontally, and on the frame is two A supporting beam, a flexible supporting spring is arranged between the supporting beam and the filter sieve; the frame is also provided with a vibration excitation mechanism for driving the vibration of the filter sieve; the filter sieve is equipped with There are at least two layers of sieves, and among the two adjacent layers of sieves, the sieve of the upper layer of sieve is larger than the sieve of the lower layer of sieve; An installation and fixing structure is provided corresponding to each layer of the screen mesh. The multi-stage flexible support screening machine of the present invention can not only meet the screening requirements of granular materials, but also can perform multi-stage screening at one time according to the granularity requirements, and has the advantages of high screening efficiency and low noise.