11results about How to "Guaranteed placement accuracy" patented technology

The invention discloses an optical fiber array automatic coupling mounting device which comprises a machine table, a coupling mechanism, a power supply mechanism, an optical feedback mechanism and a clamp mechanism capable of horizontally moving relative to the coupling mechanism are arranged on the machine table, and the coupling mechanism comprises a multi-axis degree-of-freedom adjusting frame. The front end of the multi-axis degree-of-freedom adjusting frame is provided with a clamping assembly used for clamping the optical receiving end of the optical fiber array. The optical feedback mechanism is provided with a sensor used for detecting the luminous flux of the optical fiber array light receiving end on the tube shell in the tube shell placing groove in the coupling process. The invention also discloses a coupling mounting method. By adopting the specific jig, the optical fiber arrays and the tube shells are clamped at one time, automatic coupling mounting of the optical fiber arrays and the tube shells can be carried out in sequence, the mounting efficiency is improved, meanwhile, the mounting position is adjusted for multiple times in a mode of combining visual positioning and luminous flux detection, and the mounting precision is ensured.

The invention discloses a wheel forge piece forming die, a forming machine and a using method of the wheel forge piece forming die, and belongs to the technical field of forge piece forming. The wheel forge piece forming die comprises an upper die base and further comprises a lower die base, the lower die base is arranged on the lower side of the upper die base, and cavities are formed in the top of the lower die base and the bottom of the upper die base; the two cavities are encircled to form a forming cavity for forming a wheel blank; the ejection mechanism is arranged on the lower die base and used for ejecting the wheel blank formed in the forming cavity. The ejector rod is shielded and covered through the sealing mechanism, deformation caused by inward sinking or protruding of the ejector rod is reduced, the machining precision is improved, meanwhile, pressure borne by the ejector rod during casting is reduced, the service life of the ejector rod is prolonged, and when the ejector rod ejects a wheel blank, mold splitting bases of the forming base are automatically separated, so that the production efficiency is improved. The situation that a forged blank is tightly attached to a mold and is not prone to demolding is avoided, demolding difficulty is reduced, and production efficiency is improved.

The utility model discloses a cotton slipper sole trimming device, which is applied to the field of sole trimming and comprises a shell, a block is arranged in the shell, a disc is fixedly mounted at the top of the block, a sucker is mounted at the top of the disc in an embedded manner, and a cavity is formed in the disc. A shoe sole is placed on the top of a disc body, the disc body coincides with the edge of the shoe sole, the placement precision of the shoe sole is guaranteed, then an air pump is operated, the air pump adsorbs air between a suction cup and the shoe sole, and therefore the shoe sole is fixed through the disc body, then the shoe sole is conveyed through a conveying belt, and after the shoe sole is conveyed to the bottom of a trimming blade, trimming is conducted. At the moment, the trimming blade is driven to move longitudinally by cooperating with the operation of the air cylinder, the trimming blade is gradually connected to the surface of the shoe sole in a sleeving mode, so that redundant burrs on the edge of the shoe sole are trimmed, the shoe sole is stably fixed through the arrangement, and the subsequent trimming accuracy is conveniently improved.

The utility model relates to the technical field of loudspeaker production, in particular to a voice coil positioning mechanism of a loudspeaker voice diaphragm assembly, which comprises a voice diaphragm seat and a voice coil seat, the voice diaphragm seat and the voice coil seat are connected through a support column, a groove is formed in the voice diaphragm seat, and an output shaft of a first cylinder penetrates through the bottom of the groove; a positioning column is arranged on the voice coil seat, and the top of the positioning column is driven by a second cylinder to lift on the voice coil seat; a voice diaphragm conveying belt and a voice coil conveying belt for feeding materials to the voice diaphragm base and the voice coil base are arranged between the voice diaphragm base and the voice coil base, a first containing groove and a first penetrating hole are formed in the voice diaphragm conveying belt at intervals, and a strip-shaped penetrating hole matched with the outer diameter of an output shaft of the first air cylinder is formed between the first containing groove and the first penetrating hole. The voice coil conveying belt is provided with a second placing groove and a second through hole. A rotating disc on the voice diaphragm base is used for bearing the assembled voice diaphragm assembly, mounting grooves are formed in the rotating disc in a circumferential array mode, third penetrating holes are formed in the bottoms of the mounting grooves, and a correcting mechanism is installed on the rotating disc. According to the invention, the bonding efficiency and bonding quality of the voice diaphragm and the voice coil are improved.

The utility model discloses a kind of adjustable stroke type battery box welding support device, it includes support rod, support head, inner hexagonal bolt and cushion block;The both ends of support rod are provided with threaded hole, support head is equipped with two groups, two groups of support head are respectively connected by its screw rod segment threaded matching support rod threaded hole;Threaded hole is opened in the rod body of support rod, and inner hexagonal bolt is spun into from the threaded hole of support rod and is connected cushion block after passing downwards.This new type of support rod and support head are all used screw joint, when two end support head is spun out and the support surface of battery box is pasted tightly, support stroke can be adjusted and fixed, and cannot occur because of the problem of support not or unable to place caused by too long or too short range distance.Support device height and length two directions stroke adjustable and flexible dismounting, so wood hammer is not needed to be used to knock, guarantee the placement precision of support device, and then make device both ends even stress.

The utility model discloses a kind of precise chip mounter with closed-loop dynamic pressure control system, the chip mounter includes rack, rack top is provided with marble shock-absorbing pedestal, shock-absorbing pedestal is installed overhead vision system, the lower seat surface of shock-absorbing pedestal is equipped with XYZ three-axis drive mechanism;Core component is pickup dispensing combination mechanism, pressure control device, follow-up camera device and glue needle module are installed on the side plate of pickup dispensing combination mechanism along Z axis.The pressure control device contains rotary power part and closed-loop pressure control part, the latter realizes real-time detection and dynamic adjustment of pressure by magnetic shaft, closed-loop pressure sensor and gravity balance spring;Follow-up camera device identifies chip position to guide three-axis mechanism, glue needle module controls glue output;Rack is also provided with mounting platform with shock-absorbing support, table top contains material placement part and vacuum adsorption area.The utility model can accurately control mounting pressure, reduce chip pressure loss rate, improve mounting consistency and positioning accuracy.

The present invention relates to the technical field of material handling, and discloses an intelligent control method and system for material handling based on an AGV trolley, the method comprising: obtaining a real-time material placement position diagram, deploying multiple real-time deviation correction detection points, and marking a target deviation correction detection point on the target material placement position diagram; determining a material offset distance between a real-time deviation correction detection point and a target deviation correction detection point, and calculating a material placement position offset factor; respectively determining driving information and a driving direction, determining a driving strategy according to the driving information and the driving direction, and performing corrections; collecting multiple historical material handling offset records, extracting historical handling speeds and historical material placement position offset factors, and calculating historical handling speed deviation coefficients; adjusting the handling speed of the AGV trolley according to the historical handling speed deviation coefficients, and being able to perform intelligent corrections on the real-time material placement position, ensuring correction accuracy and correction efficiency, and improving the intelligence and efficiency of material handling.

The utility model relates to an eggplant seedling transplanter which comprises a movable rack, a clamping jaw structure and a ground breaking structure, the clamping jaw structure and the ground breaking structure are fixed on the movable rack, and a seedling picking structure, a seedling lifting structure and a tray telescopic structure are further arranged on the movable rack; the seedling picking structure comprises a lead screw lifting assembly and a first-stage inserting disc, and the lead screw lifting assembly is fixed to the bottom of the movable rack and is in driving connection with the first-stage inserting disc; the seedling lifting structure comprises a chain wheel lifting assembly and a second-stage inserting disc, the chain wheel lifting assembly is fixed to one side of the movable rack and is in driving connection with the second-stage inserting disc, and the second-stage inserting disc and the first-stage inserting disc are oppositely distributed; the tray telescopic structure comprises a lead screw horizontal telescopic assembly, an arc-shaped guide rail and a tray, the lead screw horizontal telescopic assembly is fixed to the top of the movable rack and rotatably connected with the tray, the tray is slidably connected with the arc-shaped guide rail, and the tray is located under the clamping jaw structure. Compared with the prior art, the device has the advantages of high automation degree, high transplanting efficiency, low cost and the like.

The utility model relates to the technical field of medical instruments, in particular to an anti-overturning tibia osteotomy guide plate. The anti-overturning tibial osteotomy guide plate comprises a base, a guide part and a tibial plateau positioning part, the tibial plateau positioning part is arranged on the base through the guide part and is used for guiding and positioning a tibial plateau; a horizontal osteotomy groove and a vertical osteotomy groove are formed in the tibial plateau positioning part, and the interior of the horizontal osteotomy groove communicates with the interior of the vertical osteotomy groove and used for adjusting the distance between the tibial plateau positioning part and the base; the tibia platform positioning part is provided with a tibia platform attaching face, the base is provided with a tibia front side attaching face, and the tibia front side attaching face can be attached to the tibia front side and the tibia platform for positioning. Through the arrangement of the tibia front side attaching face and the tibia platform attaching face, tibia osteotomy can be positioned at the same time, the placing accuracy of the guide plate is guaranteed, and the operation effect is improved.

The embodiment of the invention provides a preparation method of a heat dissipation cover, the heat dissipation cover and a chip packaging structure, and the method comprises the steps: providing ceramic powder and a reinforcing and toughening phase, the particle size of the ceramic powder is less than 100 [mu] m, and the mass ratio of the reinforcing and toughening phase to the ceramic powder is (0.1-1.5): 10; performing ultrasonic treatment on the reinforcing and toughening phase so as to uniformly disperse the reinforcing and toughening phase in an ultrasonic solvent; uniformly mixing the reinforcing and toughening phase with ceramic powder to form composite powder slurry, and drying the composite powder slurry to form composite powder; the composite powder is subjected to pre-pressing forming and high-temperature sintering, and a heat dissipation cover body is formed; ceramic metallization layers are formed on the inner surface and the outer surface of the heat dissipation cover body; and forming a metal coating on the welding area of the heat dissipation cover body to form the heat dissipation cover. According to the method, the heat dissipation cover which is high in heat conduction, high in toughness and high in chip thermal expansion coefficient matching degree is prepared, meanwhile, the overall weight is remarkably reduced, and the surface mounting welding requirement of a large-size flip chip is met.

The invention relates to the technical field of milling equipment, and discloses a milling machine for machining mechanical equipment parts, which comprises a base, a milling mechanism is mounted at the top of the base, a moving table is arranged at the top of the base, and a moving seat is arranged at the top of the moving table. Pressing mechanisms are fixedly arranged at the positions, close to the middle portions, of the front face and the back face of the movable table correspondingly, and a clamping mechanism is arranged at the top of the movable base. The corresponding positions of the feeding station, the discharging station, the milling station and the cleaning station are switched through movement of the movable base, dynamic switching of the temporary clamping state of the clamping mechanism is matched, the adjusting mechanism drives the movable base to move to the cleaning station and drives the movable base to turn over, a cavity opening faces downwards while a workpiece moves, and the workpiece can be conveniently cleaned. And the recovered cooling liquid is matched to clean the inner cavity of the workpiece and the placement surface of the moving seat, so that the cleaning effect on the cavity of the workpiece is improved while the convenience of workpiece machining operation is ensured, the cleanliness of the placement surface of the moving seat is ensured, and the milling quality of the workpiece is ensured.