45results about How to "Guaranteed intact" patented technology

The invention discloses a production technology for a stainless steel dot matrix friction plate and belongs to the technical field of optical chemical etching. The production technology comprises the following working procedures of: designing a plate, wherein the diameter of each round dot on the plate is 0.198mm; performing polish-brush treatment on a stainless steel base plate in a large area manner; performing silk-screening on the surface of the base plate for the second time, and drying photo-sensitive resist; exposing a film substrate coated on a photo-sensitive resist membrane layer of the base plate, wherein a light supplementation plate is arranged between a light source of an exposure machine and a base plate to be photo-sensed; developing, fixing and drying the film substrate; baking and firming a membrane at high temperature; dangling the base plate to be etched upside down in the air, etching the base plate through a lower sprayer of an etching machine, wherein etching liquid adopts liquid ferric trichloride with 46 percent of ferrous ions Fe<3+>; removing the membrane from the etched plate, and flushing and drying the membrane. Furthermore, after the step of firming the membrane and before the step of etching the base plate, a protection membrane layer is coated on the back of the base plate, so that the back of the plate is intact. The large-area stainless steel dot matrix friction plate obtained by using the production technology disclosed by the invention is high array-round-dot uniformity consistency, single-surface etching resistance, small light intensity error, high etching speed and god benefits.

The invention relates a honeycomb-simulated concrete block and a die bar for production of the honeycomb-simulated concrete block, and aims at solving the problems of complex heat preservation construction of wall body of the existing building and high cost. The honeycomb-simulated concrete block is characterized in that a honeycomb-shaped cavity being 9 to 300mm in diameter and 0.5 to 100mm in wall thickness is formed in the block; one end of each honeycomb-shaped cavity is opened and while the other end of each honeycomb-shaped cavity is closed; the closed end is 0.5 to 30mm in layer thickness; the cavities covers 50 to 75% of the size of the block and the volume weight of the cavities is 550 to 800kg. A die bar for producing the honeycomb-simulated concrete block is characterized in that a cavity is formed in a die bar column; a breathing hole is formed in the die bar column; a grid sleeve sleeves the die bar column; a sponge sleeve sleeves the grid sleeve; a rubber sleeve sleeves the sponge sleeve; a closed bar bag is formed between the rubber sleeve and the die bar column. The block meets the requirement on self-heat-preservation and noise insulation of a wall body can be met; the construction links are decreased; the diameter and length of the bar bag can be changed; the die bars can form dies of different specifications; therefore, the honeycomb-shaped concrete block of different specifications can be manufactured.

The invention discloses a leaning type safe light and convenient vehicle for people to pick and husk Chinese chestnuts. The leaning type safe light and convenient vehicle for people to pick and husk the Chinese chestnuts comprises a leaning type movable mechanism, a husking mechanism, a flexible telescopic gliding module, a wrapping type telescopic grabbing and picking mechanism and a detachable loading vehicle, wherein the husking mechanism is arranged on the leaning type movable mechanism; the wrapping type telescopic grabbing and picking mechanism is arranged on the leaning type movable mechanism; one end of the flexible telescopic gliding module is arranged on the wrapping type telescopic grabbing and picking mechanism; the other end of the flexible telescopic gliding module is arranged on the husking mechanism; and the detachable loading vehicle is detachably arranged at the rear end of the leaning type movable mechanism. The invention belongs to the field of farm tools, particularly, by the leaning type safe light and convenient vehicle for people to pick and husk the Chinese chestnut, the practicality is high, people pick the Chinese chestnuts comfortably, the working efficiency is improved, the labor intensity is reduced, the problems that people who pick the Chinese chestnuts easily suffer from cervical diseases when looking up to observe the Chinese chestnuts, and theChinese chestnuts are difficult to pick due to over-high Chinese chestnut trees are solved, and husks of the Chinese chestnuts are automatically and nondestructively removed.

The invention provides carbon fiber flexible continuous sucker rod operation equipment which comprises two arc-shaped plates arranged in parallel. A bottom plate is fixed between the two ends of each arc-shaped plate, supporting plates are fixed between each bottom plate and the corresponding arc-shaped plate, and rotating shafts are evenly arranged between the two arc-shaped plates at intervals. The outer walls of the rotating shafts are sleeved with rubber sleeves with the arc-shaped surfaces. A support is hinged to one ends of the two arc-shaped plates, and adjusting screws are connected to the lower ends of two supporting rods of the support correspondingly. The other ends of the two arc-shaped plates are fixedly connected with an operation frame which is inserted into a rotating base, and the rotating base is mounted on the well mouth. By means of the operation equipment, it can be guaranteed that a carbon fiber flexible continuous sucker rod can be smoothly taken off, stress concentration caused by mechanical abrasion on the carbon fiber flexible continuous sucker rod operation equipment is avoided, and the service life of the equipment is prolonged; and by the adoption of the equipment, the carbon fiber flexible continuous sucker rod is protected against plastic deformation during operation, and normal use of the carbon fiber flexible continuous sucker rod operation equipment is guaranteed.

The invention provides an adjustable mold for a tyre molding vulcanizing machine. The adjustable mold comprises a lower chuck and an upper chuck, which are connected with a vulcanizing machine central mechanism; the lower chuck and the upper chuck are fixedly connected with a transition disc and an upper steel ring by bolts respectively; the lower chuck and the transition disc are used for clamping a clamping edge part of the bottom of a capsule; the clamping edge part at the top of the capsule is clamped by the upper chuck and the upper steel ring; a lower steel ring is arranged on the outer side of the transition disc; the edge of the bottom of the transition disc is matched with and in butt joint with the lower steel ring; and the lower steel ring is fixedly mounted on a lower side plate. The lower chuck is connected with the lower steel ring by the transition disc; the lower steel ring is directly and fixedly mounted on the lower side plate; the transition disc and the lower chuck are hoisted along with the vulcanizing machine central mechanism; firstly, the transition disc does not need to be detached when tyres with the same size and different specifications are vulcanized, and only the lower steel ring and the lower side plate need to be replaced; the operation is simple, the time and labor are saved and the utilization rate of workpieces is high; and secondly, the matched part of the lower steel ring and the lower side plate is intact and lossless, and the vulcanized tyres do not have the defects of rubber edges or bulges so that the quality of the tyres is guaranteed.

The invention discloses a self-recovery anti-collision column. The self-recovery anti-collision column comprises an anti-collision column body, an energy absorption base and a buried flange; wherein the buried flange is laid in the foundation, the energy absorption base is disassembly fixed on the buried flange, and the bottom of the anti-collision column body and the energy absorption base are detachably connected and fixed; when the anti-collision column body is hit, under the action of an elastomer hidden in the energy absorption base, the anti-collision column body can be tilted slightly within the preset angle range, the impact energy is gradually absorbed accordingly, and the buffering function is achieved; and after the impact, the anti-collision column can be recovered to the upright state automatically under the elastic action of the elastomer, and the fact that the anti-collision column body can be intact is ensured when the anti-collision column body is hit. The self-recovery anti-collision column adopts the split design, the cost of repair and maintenance installation is reduced, meanwhile, a reflective sticker on the anti-collision column body of the self-recovery anti-collision column can effectively prompt the safe boundary of driver driving at night, and the safety of gas station personnel and property is protected.

The invention discloses an improved gradient histogram feature extraction algorithm based on texture trend and an application method thereof. Comprises the following five modules: (1) a gradient calculation module for extracting pixel point gradient amplitude and gradient direction; (2) a statistical module defining circular statistical units and performing directional gradient histogram statistics on each unit; 3) alignment module that extracts that texture trend, calculating the trend direction, and align the alignment module of the eigenvector of the unit according to the trend direction; (4) a construction model that connects unit eigenvector to construct HOG-TT feature; (5) a clasisification training module Using the trained SVM model group to analyze the input HOG-TT feature classification or HOG using training data-TT feature training SVM. The invention adds excellent rotation invariance on the premise of keeping HOG characteristic illumination and scale invariance, and reducesthe dimension of the characteristic according to the characteristic of the tire pattern image, and reduces the computational complexity.

The invention provides an efficient artificial seed extraction method of litchi cross bred fruits. The method comprises the following steps: collecting mature litchi fruits; fixing the fruits, glidingly cutting from the middle of a litchi fruit to the middle of the other side of the litchi fruit through a cutter, so as to form a cut around half of the fruit; thirdly, separating a peel with flesh at the cut at the bottom of the fruit, and taking out a seed. According to the method, a comparative test is performed through cutters, such as a paper cutter or a fruit knife, the effect that the fruit is cut and the seed is taken out through a surgical knife handle with a surgical knife blade is achieved, the effect is best, and the efficiency is the highest. Fruit cutting and fruit peeling are performed separated, and flow process is performed. The seed extraction efficiency of the litchi cross bred fruits is improved. The method has the advantages that the peel and the fresh are separated completely so as to be processed and utilized after seeds of the litchi cross bred fruits are extracted, and economic benefit is obtained while the seed extraction efficiency of the cross bred fruits is improved.

The invention discloses a surface grinding device for nickel mesh core die production and relates to the technical field of nickel mesh production. The surface grinding device comprises a rack, the rack is rotatably provided with a core die and slidably provided with a grinding wheel, the sliding direction of the grinding wheel is parallel to the axial direction of the core die, the position of the grinding wheel corresponds to that of the core die, a grinding fluid tank is formed below the core die, and the core die and the grinding wheel are in transmission connection with a motor correspondingly. The motor drives the grinding wheel to rotate to grind the surface of the core die, and in the grinding process, the core die is rotated under the drive of the motor; meanwhile, the grinding wheel moves in the direction parallel to the axial direction of the core die, so that the surface of the whole die core is uniformly ground; the grinding fluid tank is formed below the core die, certain grinding and heat dissipation functions are achieved, and the grinding effect is guaranteed; and it is guaranteed that glue is complete in mesh points, a bridge line and the diameter face are straight, a hand wheel is arranged, the surface grinding device is convenient to use, and grinding quality and efficiency are improved.

The invention discloses convenient-to-dehumidify suspension cable protective structure, which comprises an upper end anchorage component, a lower end anchorage component and a cable. The upper end anchorage component comprises an upper anchorage cup and an upper end connection barrel; the lower end anchorage component comprises a lower anchorage cup and a lower end connection barrel; the upper anchorage cup is internally provided with an air inlet reserved space; the lower anchorage cup is internally provided with an air outlet reserved space. The convenient-to-dehumidify suspension cable protective structure comprises an air inlet pipe, an air inlet passage, an air outlet passage and an air outlet pipe. The air inlet pipe is inserted into the air inlet reserved space; one end of the air inlet pipe is communicated with the interior of the air inlet reserved space while the other end is communicated to the top end of a PE protective sleeve; the air outlet pipe is inserted into the air outlet reserved space; one end of the air outlet pipe is communicated with the interior of the air outlet reserved space while the other end is communicated to the bottom end of the PE protective sleeve. By feeding of clean and dry air into a suspension cable, an internal durable dry environment of the suspension cable is constantly kept, and parallel steel wires in the suspension cable are protected from corrosion, so that the service life of the cable is prolonged effectively.

The invention provides a robot gripper and a robot. The robot gripper comprises a drive piece and two clamping mechanisms. The drive piece comprises two output ends capable of moving relatively. One ends of the two clamping mechanisms are connected with the two output ends of the drive piece correspondingly, and the other ends are provided with a sheet first clamping piece and a sheet second clamping piece in an extending manner, wherein the first clamping piece and the second clamping piece are perpendicular to the two output ends. The first clamping piece and the second clamping piece are oppositely arranged. The two clamping mechanisms can move towards or away from each other under driving of the two output ends so that objects can be clamped or thrown through the first clamping piece and the second clamping piece which are oppositely arranged.

The invention discloses a fast grabbing mechanism for mechanical parts, which includes a grabbing arm, a fixed circular plate is arranged in the middle of the grabbing arm, the grabbing arm is arranged on the edge of the fixed circular plate, and a position corresponding to the edge of the circular plate and the grabbing arm is arranged Groove, the middle part of the grasping arm is set in the groove and is flexibly connected, the top of the grasping arm is provided with a connecting plate, the bottom of the connecting plate is provided with a movable circular plate, the upper edge of the movable circular plate is provided with a card slot, and one end of the connecting plate is connected to the The top of the grasping arm is flexibly connected, and the other end of the connecting plate is flexibly connected to the card slot. There is a telescopic rod in the middle of the top of the movable circular plate, a base is provided on the top of the telescopic rod, and several fixed round rods are arranged between the base and the fixed circular plate. The rod is arranged between every two adjacent grooves and fixed on the fixed circular plate, and a spring force measuring device is arranged between the telescopic rod and the movable circular plate. The beneficial effect is that the structure is simple, the application range is wide, the grasping force can be adjusted, and the surface of the parts is guaranteed to be complete without damage.