36results about How to "Avoid offset misalignment" patented technology

The invention discloses a folding, box nailing and stacking integrated machine for corrugated paper boxes. The folding, box nailing and stacking integrated machine is characterized in that the folding, box nailing and stacking integrated machine comprises a feeding mechanism, a folding mechanism, a first conveying mechanism, a box nailing and bonding mechanism, a second conveying mechanism and a stacking mechanism which are sequentially arranged; and the automatic folding, box nailing and stacking process can be achieved.

The invention discloses a cylindrical coordinate measuring machine which is high in measuring precision. The cylindrical coordinate measuring machine comprises a rotation shaft system, a sliding car body, a measuring head unit and a counter weight device. The rotation shaft system is arranged on a base provided with a center positioning device, and the two sides of the rotation shaft system are provided with a measuring cross arm and a counter weight cross arm respectively. The sliding car body is movably arranged on the measuring cross arm and can move in the radial direction of the rotation shaft system through keeping of a first motion guiding mechanism. The measuring head unit is movably arranged on the sliding car body and can move in the direction parallel to the center axis of the rotation shaft system. The rotation shaft system comprises a main shaft and a main shaft sleeve which is connected with the main shaft in a rotating and matched mode. The measuring cross arm and the counter weight cross arm are arranged on the two sides of the main shaft sleeve respectively, and the base is arranged at the lower end of the main shaft. In addition, the guiding track of the first motion guiding mechanism on the measuring cross arm inclines upwards in the radial direction away from the rotation shaft system, and therefore variation of the deformation of the measuring cross arm can be compensated when the sliding car body moves.

The invention discloses a sewing process for shoe uppers and shoe soles of safety shoes. The sewing process for shoe uppers and shoe soles of safety shoes comprises the following steps: P1, carrying out shearing forming; P2, carrying out lining fixing; P3, carrying out edge trimming; P4, carrying out first-time bonding; P5, carrying out punching; P6, carrying out thread sewing, namely, selecting the thread with the suitable model number, and enabling the thread to sequentially pass through the punched holes for realizing the thread sewing operation; P7, carrying out second-time bonding; and P8, carrying out drying. For the sewing process for the shoe uppers and the shoe soles of the safety shoes provided by the invention, due to the placement of the linings adhered inside the shoe uppers,the comfort can be improved, punching is carried out after position fixing through the first-time bonding, so that the stability of the position can be guaranteed, the deviation dislocation can be avoided, meanwhile, filling sizing is carried out through coating of self-adhesive glue, so that the sewing stability can be guaranteed, the generation of gaps is avoided, then the stability of sewing ofthe safety shoes is greatly improved, the existing process is improved, and the use and popularization are facilitated.

The invention discloses an intestinal anastomosis machine for infants. The intestinal anastomosis machine comprises an operating device and an auxiliary device, wherein the operating device comprisesa grasping handle, a wire passing pipe and a motion head; a hydraulic cylinder is mounted at the lower part of the inner side of the grasping handle; keys are mounted at the upper part of the front side of the grasping handle; an electricity connector is mounted at the bottom end of the grasping handle; the wire passing pipe is fixedly mounted at the top end of the grasping handle; a threaded seatis fixedly mounted at the top end of the wire passing pipe; the motion head is rotatably connected to the upper part of the threaded seat; and a pull rope is fixedly mounted at the top end of the hydraulic cylinder. The intestinal anastomosis machine disclosed by the invention is reasonable in structural design and ideal in matching effects; during operation, the situation that the fixation of the end surface is not firm, so that deflection and malposition are generated can be avoided; when the intestinal anastomosis machine is applied to a tiny intestine, the sewing operation is convenient to perform through arranged auxiliary equipment, and the surgery effect is better; compared with a rotation closing manner, the intestinal anastomosis machine disclosed by the invention is stable in clamping, and the situation that an intestine body slides from the open end can be avoided; and the technique of the intestinal anastomosis machine is subsidized by the 2017 National Natural Science Foundation of China (81770512) and 2018 "Sanming Project "(SZSM201812055) of Shenzhen city National Health and Family planning Commission.

The invention relates to the field of automobile solid wood floors, in particular to automatic splicing, glue injecting and fixing equipment for automobile solid wood floors. The technical problems that when a groove is manually filled with a glue solution, the dosage of the glue solution is difficult to control accurately, excessive glue solution needs to be stricken off, the subsequent polishing difficulty is increased, and a large amount of glue solution is wasted are solved. According to the technical scheme, the automatic splicing, glue injecting and fixing equipment for the automobile solid wood floors comprises a bottom frame, a conveying assembly and the like; a conveying assembly used for conveying plastic plates is installed on the left portion of the upper side of the bottom frame. When the plastic plate splicing device is used, most of plastic plates are automatically spliced, limiting is conducted through a V-shaped bearing plate, deviation and dislocation of plastic plate splicing are avoided, the spliced plastic plates are fixed to a carrying plate, the spliced plastic plates are sealed after being cut, a groove is automatically filled with a glue solution by injecting the glue solution into a formed groove opening, the glue solution is prevented from being filled too much, and the quality of the plastic plates is improved. And meanwhile, resource waste is avoided, and the follow-up grinding difficulty is reduced.

The invention relates to the technical field of amorphous alloy processing, and discloses an amorphous alloy transformer core production device which comprises a base. The top of the base is fixedly connected with a box, and the left side of the front of the inner wall of the box is fixedly connected with a fixed plate. According to the amorphous alloy transformer core production device, the outerside of a winding rod is in sleeve connection with a rubber sleeve, during operation, an amorphous alloy strip extends out of the top of a feeding table and a positioning seat with the width as sameas that of the amorphous alloy strip and extends to the space between a positioning plate and a positioning projection, a limit telescopic rod drives a limit wheel to move towards a lower right cornerthrough a connecting block, the size of the device is reduced, the amorphous alloy strip slips off, one time of processing is finished, two ends of the wound amorphous alloy strip are fixed by the positioning seat, the positioning plate and the positioning projection and constantly positioned on the same horizontal straight line, and wound core irregularity caused by offset due to machine vibration is winding is prevented.

A centrifugal lifting stirrer of a bioreactor is disclosed. The centrifugal lifting stirrer includes a tank body having an opened top. A gear ring is fixedly mounted to the inner wall of the bottom end of the tank body. A drive gear provided with a motor is movably mounted at the middle of the inner wall of the bottom end of the tank body. The drive gear and the gear ring are arranged concentrically. The inner wall of the bottom end of the tank body is provided with an annular slot. The annular slot and the gear ring are concentric. The diameter of the annular slot is smaller than the diameterof the gear ring. A plurality of sliding blocks are disposed in the annular slot in a matched manner and are evenly distributed according to the circle center of the annular slot. A horizontal drivengear is movably mounted to the top end of each sliding block and is between the gear ring and the drive gear. The driven gears can be meshed with the drive gear and the gear ring. A vertical long boxhaving an opened top is fixedly mounted at the top surface of each driven gear, and an accommodating box having an opened top is fixedly mounted to the inner wall of the bottom end of each long box.Connecting pipes are made of stainless steel. Positions of rotary valves of the connecting pipes can be fixed so that match gears can be meshed with racks, and opening or closing of the rotary valvescan be controlled.

The invention relates to the technical field of pulling rivets, in particular to an absorbable pulling rivet. The absorbable pulling rivet comprises a rivet and a riveting tube; the riveting tube is provided with a hollow passage convenient for the rivet to pass through; the inner side wall of the riveting tube is provided with an annular protrusion; a plurality of expansion slots convenient for the riveting tube to expand are formed in the side wall of the riveting tube; the rivet comprises a rivet body and an expansion body; the diameter of the rivet body is equal to that of the hollow passage; the maximum diameter of the expansion body is greater than the diameter of the rivet body; an annular groove matched with the annular protrusion in shape is formed in the joint of the rivet body and the expansion body; the rivet body of the rivet passes through the riveting tube and makes the annular protrusion clamped into the annular groove; and the rivet body is exposed outside the rivetingtube. In a process that the rivet body is pulled by a pulling riveter, the rivet body clings to the inner wall of the riveting tube; guide action is exerted on the rivet body by the inner wall of theriveting tube, so that a pull on the rivet body is same as a sliding direction of the rivet body, and the rivet body is prevented from skewing and deflecting.

A cooling water channel embedded in a hub mold comprises an annular groove formed in a matrix, a semicircular lower groove is formed in the bottom of the annular groove, an annular partition plate is embedded in the annular groove, a semicircular upper groove is formed in the bottom surface of the annular partition plate, the semicircular upper groove and the semicircular lower groove are oppositely closed to form the cooling water channel, an annular cover plate is embedded in the upper surface of the annular partition plate and is flush with the upper end of the annular groove, the inner edge opening and the outer edge opening of the annular cover plate are fixedly welded to the inner edge opening and the outer edge opening of the upper end of the annular groove respectively, the annular partition plate is pressed in the annular groove through the annular cover plate, cooling water and the annular cover plate are completely separated through the annular partition plate, in the using process, the cooling water cannot impact the annular cover plate, and the influence of the cooling water on the welding seam part can be greatly reduced. The welding technology of the cooling water channel structure is reasonably improved, so that the performance of the welding seam part is more stable. The hub mold manufactured through the method can delay cracking of the cooling water channel, and the service life of the mold is prolonged.

The invention discloses a prefabricated connection joint structure of beams and plates of a framework and plate building, and further discloses a connection method of the prefabricated connection joint structure of the beams and plates of the framework and plate building. The prefabricated connection joint structure includes main keels, H keels are arranged on the lower parts of the main keels, buckle plates are arranged on the upper parts of the main keels, corner plates are arranged on the bottom surfaces of the buckle plates, the corner plates are connected into butt joint grooves in an inserted mode, the butt joint grooves are formed in the surfaces of limiting plates, and connecting plate are arranged on the surfaces of the limiting plates. The connection method includes the followingsteps of beam frame assembly, hoisting and supporting, assembly part installation, plate laying and traction reinforcement. The prefabricated connection joint structure of the beams and plates of theframework and plate building has the beneficial effects that after the limiting plates are connected to the corner plates, the limiting plates are prevented from falling through temporary fixation ofanti-receding teeth and clamping grooves, then locking screws are screwed to fix the limiting plates to the corner plates, and at this time, carrying plates on the surfaces of the limiting plates cansupport a hidden beam plate to avoid falling of the hidden beam plate during installation.

The invention discloses a water pumping device capable of efficiently filtering impurities for aquaculture, and the water pumping device comprises a supporting frame; a water storage tank is welded to an inner cavity of the supporting frame, a liquid adding pipe communicates with the right side of the top of the water storage tank, a water outlet pipe communicates with the center of the bottom of the water storage tank, and a fixed table is connected to the top of the water storage tank in a bolted mode; and a fixed box is bolted to the center of the top of the fixed table. According to the water pumping device capable of efficiently filtering impurities, through cooperation of a through groove, a sliding column, a push rod air cylinder, a push seat, a connecting seat and a stirring shaft, water in a water storage tank can be uniformly stirred, so the water makes full contact with a purifying agent, the reaction sufficiency between the water and the purifying agent is enhanced, and the filtering and purifying effect of the impurities in the water is enhanced; through cooperation of a clamping groove, a clamping base, a handle, a first-stage filter screen, an activated carbon adsorption screen, a second-stage filter screen, a flow equalizing plate and a flow equalizing hole, impurities in pumped water can be filtered and adsorbed in advance, and the impurities in the water are prevented from blocking and damaging the booster water pump.

The invention provides a post-forming machining system in production and manufacturing of plywood. The system comprises a moving trolley, a stacking unit, a lapping unit and a fixing unit, and can solve the following problems that plywood usually needs to be placed on the ground to be naturally aired after being glued; the plywood subjected to natural airing treatment needs to be manually stacked,but the manual stacking efficiency is low; the plywood is difficult to lift manually when being flattened on the ground; when the plywood is manually carried and stacked, the corners of the stacked plywood are difficult to keep neat; the stacked plywood at the lowermost end is difficult to adjust and trim manually under the influence of gravity; and the plywood is easy to fall off to be crushed and damaged due to fatigue errors in the process of manually carrying the plywood.

The invention relates to a cable core shaping device, and discloses a shaping device which can ensure the arrangement compactness while arranging cable cores orderly and can prevent the interior of the cable from deviating and displacing. The device is characterized in that the limiting block is a circular block; a fixing slot is formed in the limiting block in the radial direction; a protective pad is arranged on a centering column in a sleeving manner; a fixing screw cap is screwed with the centering column; the fixing device is composed of an anti-skid protruding pad, a vortex plate, angleinserting grooves, a middle solid plate, a penetrating hole, an inserting block and a threading groove; one end of the vortex plate is connected with the middle solid plate; the other end of the vortex plate extends in a vortex mode in the direction away from the middle solid plate to form the threading groove; the anti-skid protruding pad is arranged at the other end of the vortex plate; the penetrating hole corresponding to the centering column is formed in the middle solid plate; the four angle inserting grooves are formed in one side of the middle solid plate in the circumferential direction around the center of the penetrating hole, and the included angle between every two adjacent angle inserting grooves is 30 degrees; and the inserting block corresponding to the fixing inserting groove is arranged on the other side of the middle solid plate.

The invention discloses a metal grinding disc for stone grinding and polishing. The metal grinding disc comprises a grinding disc base and a tool bit, a mounting hole and a first screw hole are formedin the center of the grinding disc base, a second screw hole is formed in the tool bit, and the tool bit is fixedly mounted at the front end of the grinding disc base through a locking screw which issimultaneously screwed in the first screw hole and the second screw hole. The structure is simple and reliable, machining and assembling are convenient, the tool bit can be conveniently and rapidly disassembled and replaced, grinding and polishing quality can be effectively guaranteed, and the safety of workers can be guaranteed. The invention further discloses a manufacturing process. The manufacturing process comprises the following steps that firstly, a metal blank is machined into the grinding disc base through a machining method, and the first screw hole and the mounting hole are machined; secondly, the tool bit is manufactured, and the second screw hole is machined in the tool bit; and thirdly, the tool bit is pressed to the preset position of the grinding disc base and installed through the locking screw. By means of the manufacturing process, the emission of pollutants can be effectively reduced, and production is convenient.

The invention discloses an air compression bipolar pump valve plate assembling device, and belongs to assembling tools. The assembling device comprises an air inlet valve plate assembling device and an exhaust valve plate assembling device. The air inlet valve plate assembling device is composed of a rotating air cylinder (13), a base (9), a support (1), an air inlet valve plate positioning seat (12), a pressing air cylinder (2) and a first pressing block (5). A first positioning pin (12-3) and a two-stage positioning groove (12-2) are arranged on the air inlet valve plate positioning seat (12); the exhaust valve plate assembling device is composed of a rotating air cylinder (13), a base (9), a support (1), an exhaust valve plate positioning seat (8), a pressing air cylinder (2) and a second pressing block (11). And a second positioning pin (8-1) and a five-stage positioning groove (8-2) are arranged on the exhaust valve plate positioning seat (8). The device is high in assembly efficiency and good in positioning precision; the tool is a special tool for assembling the valve plate of the air compression bipolar pump.

The invention discloses an abrasion-proofing, puncturing-preventing and safe retreaded tire. The abrasion-proofing, puncturing-preventing and safe retreaded tire comprises a used tire body, and a retreaded tire tread which is adhered to the outer side of the used tire body, wherein lengthways-arranged striped grooves in which buffering layers are arranged are formed in a tread of the used tire body; pattern blocks, and antiskid grooves which are formed by pattern ditches are arranged on and formed in the outer circumferential surface of the retreaded tire tread; an abrasion-proofing layer is arranged on the surface of each pattern block; clamping connecting strips and a puncturing-resisting lining layer are arranged at the inner side of the retreaded tire tread; the clamping strips are in match with the striped grooves by size; soft fitting edges are arranged at the left side and the right side of the retreaded tire tread; a cord fabric layer and the puncturing-resisting lining layer are arranged at the inner side of each soft fitting edge; the cord fabric layers are arranged at the lower sides of the puncturing-resisting lining layers. According to the abrasion-proofing, puncturing-preventing and safe retreaded tire, the abrasion-proofing layers are arranged on the outer side of the retreaded tire tread, so that the abrasion-proofing performance is high; the puncturing-resisting lining layers are arranged at the inner side, the left side and the right side of the retreaded tire tread, so that the puncture preventing performance of the tire can be effectively ensured; and the cord fabric layers at the inner sides of the soft fitting edges are capable of improving the toughness of the soft edges, and thus the use safety of the retreaded tire can be ensured.

The invention provides a sandwich doughnut and a making method thereof. The sandwich doughnut comprises stuffing and a cake wrapper. The cake wrapper contains the following raw materials: 44% of wet materials and 56% of dry materials. To be specific, the wet materials include malt syrup, eggs, butter and a cake emulsifier; and the dry materials include flour, almond powder, corn starch, baking powder and granulated sugar. Besides, the making method includes the following steps: stirring the granulated sugar, the butter and the cake emulsifier accounting for 2% of the total amount of the cake wrapper, adding the malt syrup for mixing, then adding the eggs for stirring, and finally adding powder substances for mixing into a paste to obtain a cake wrapper material; wrapping the stuffing withthe cake wrapper by adopting a spiral sleeve type wrapping stuffing injection machine and making a ring-shaped doughnut; baking the doughnut to obtain a sandwich doughnut. Therefore, the doughnut is not only suitable for stuffing in a thick state but also stuffing in a semi-fluid state; and the labor cost is low, and the quality guarantee period and the shelf life of a product are prolonged.

The invention discloses an equipartition and accompanying-pressing book case feeding device. The equipartition and accompanying-pressing book case feeding device comprises a box body, an equipartition assembly arranged at the right end of the box body and used for controlling a paging top block to equally divide books through length induction of a telescopic rod so as to avoid deviation, a pushing assembly arranged on the right side of the equipartition assembly and used for pushing and conveying the books, and a book case feeding assembly arranged at the left end of the box body and conducts multiple book case feeding operations at the same time, and the books unfolded by the equipartition assembly are pushed in an unfolded state to the book case feeding assembly for operation through the pushing assembly; and the equipartition assembly comprises a clamping assembly for clamping the books with different thicknesses by controlling the telescopic rod to stretch out and draw back, an equipartition movement assembly for controlling the movement position of the paging top block, and an unfolding assembly for unfolding the books through an unfolding rotating plate. According to the technical scheme, the equipartition and accompanying-pressing book case feeding device can achieve uniform paging to avoid deviation and accompanying-pressing reinforcing connection, and the book case feeding device can conduct multiple book case feeding operations at the same time.

The invention provides a light source module of a flexible substrate. The light source module comprises a light-emitting component, a flexible substrate and a cooling component, wherein the flexible substrate is used for mounting the light-emitting component, a trough used for placing the flexible substrate is formed on the cooling component, and the flexible substrate is fixed on the cooling component through a fastener; the trough is used for limiting and clamping and fixing the flexible substrate, and then fixing the flexible substrate on the cooling component through the fastener, so that the light source module of the flexible substrate is formed; and the mounted flexible substrate and the cooling component are likely to be dismounted, so that the light source module is convenient for daily test and maintenance. The invention further provides a method for manufacturing the light source module of the flexible substrate; and the flexible substrate and the cooling component are likely to be dismounted in the light source module of the flexible substrate, so that the light source module of the flexible substrate is convenient for daily test and maintenance.

The laser coding equipment comprises a material conveying table, a conveying belt, a driving motor, an electric telescopic rod and a laser coding mechanism, the conveying belt is installed on the inner side of the material conveying table, the driving motor is installed on the rear portion of the left end of the material conveying table, and an adjusting block is fixedly connected to the outer side of the middle of a connecting rod. According to the laser coding equipment for book coding, books are stacked in a temporary storage box, a driving motor is started, and when a connecting rod drives an adjusting block and an extrusion plate to rotate anticlockwise, the extrusion plate can firstly extrude a movable frame to move upwards, so that the left end of a discharging plate is clamped to the side of the books, and meshing teeth on the surface of the adjusting block make contact with the bottom of the movable frame; and then the movable frame and the unloading plate can be driven to move rightwards, the books are transferred to the conveying belt, reciprocating type lifting and left-right sliding of the unloading plate are driven through the movable frame, the books can be intermittently conveyed at a constant speed, code assigning work can be carried out orderly, the code assigning efficiency is improved, and disorder is avoided.

The invention relates to the field of metal pen cap processing, in particular to automatic batch assembling equipment for metal pen caps. The technical problems are as follows: when a spot welding machine is used for welding, an elastic sheet is easy to deviate from or even separate from a pen cap to cause defective products, and when a convex hull is welded, the same problem exists to cause low quality of a pen cap semi-finished product. According to the technical scheme, the automatic batch assembling equipment for the metal pen caps comprises a bottom frame, a first supporting frame and the like; a first supporting frame is fixedly connected to the right portion of the upper side of the underframe. During use, a plurality of pen caps and elastic pieces are assembled at the same time, manual assembly is not needed, glue is dropped into pen cap mounting grooves, then the elastic pieces are inserted and bonded, the elastic pieces are prevented from deviating and separating from the pen caps during welding, it is guaranteed that the positions of the elastic pieces are not deviated after welding, the convex hulls are bonded to the elastic pieces by dispensing the glue on the convex hulls, and the welding efficiency is improved. Therefore, the quality of semi-finished pen caps is guaranteed, the efficiency is improved, and manpower is saved at the same time.

The invention relates to the field of meal box recycling, in particular to an aviation aluminum foil meal box recycling device. The problem to be solved is that when a circular aviation aluminum foil meal box is recycled, food in the meal box cannot be removed cleanly by direct cleaning and crushing. According to the technical scheme, the aluminum foil meal box recycling device for aviation comprises a workbench, an unfolding system, an electric three-jaw chuck and the like; an unfolding system is arranged above the left side of the workbench and located over the electric three-jaw chuck. A deformed foil meal box is unfolded through the unfolding system to prevent food residues in the aluminum foil meal box from being unable to be cleaned, and the interior of the unfolded aluminum foil meal box is flattened through the flattening system to prevent food residues in wrinkles in the aluminum foil meal box from being unable to be cleaned. And the side wall and the bottom of the aluminum foil meal box are cut through the cutting system, so that subsequent cleaning is more convenient, and the cleaning effect is improved.