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63results about How to "Compact location" patented technology

Tester used for testing abrasion resistance of abrasion-resistant layers of automotive rubber strips

The invention discloses a tester used for testing abrasion resistance of abrasion-resistant layers of automotive rubber strips. The tester comprises a load bearing platform, a rubber strip grinding device and a driving system, wherein pressing plates used for fixing to-be-tested rubber strips are respectively arranged at two ends of the load bearing platform; the rubber strip grinding device fixed above the load bearing platform by virtue of a bracket comprises a guide sleeve mounted on the bracket, a sliding shaft arranged inside the guide sleeve in a manner of sliding up and down, a counterweight loaded above the sliding shaft and a grinding head arranged under the sliding shaft; the driving system is used for driving the load bearing platform to move forth and back relative to the grinding head, so that to-and-fro sliding friction is formed between the grinding head and the to-be-texted rubber strips; the driving system comprises a rocker arm speed reduction motor, a motor connection rod, a power supply module, a counter, a relay connected with the power supply module and the counter, and a rotation speed regulating module which is connected between the relay and the rocker arm speed reduction motor; the relay is used for controlling connection or disconnection of the relay according to the counted number of the counter so as to control the operation of the motor.
Owner:力帆科技(集团)股份有限公司

Radar echo signal acquisition circuit chip based on SIP technology.

The invention discloses a radar echo signal acquisition circuit chip based on an SIP technology. The radar echo signal acquisition circuit chip solves the problems that the traditional radar echo signal acquisition PCB has large size and high power consumption and is difficult to be applied to a space-limited platform. The radar echo signal acquisition circuit chip is composed of a metal casing and a multi-layer high-density ceramic circuit substrate with a cavity, wherein a signal acquisition module, a signal pre-processing module and a clock configuration module are installed and soldered onthe substrate. The radar echo signal acquisition circuit chip integrates FPGA, ADC, PROM and DDR3 bare chips on the multi-layer high-density ceramic circuit substrate by adopting the SIP technology,designs a radar echo signal acquisition circuit into a package, and reduces the circuit size, improves the signal integrity of the circuit and reduces power consumption of the circuit while realizinga radar echo signal acquisition function. The radar echo signal acquisition circuit chip regards an idle I/O pin on the FPGA as a user I/O, and has expansibility and flexibility. The radar echo signalacquisition circuit chip can be used for acquiring radar echo signals in a radar signal processing system, and realizes the miniaturization of the radar signal processing system.
Owner:XIDIAN UNIV

Light carbon fiber case integral forming manufacturing method

ActiveCN111113951APrecise positioningMultiple installation interfacesDomestic articlesCoatingsFiberCarbon fibers
The invention discloses a light carbon fiber case integral forming manufacturing method. The light carbon fiber case integral forming manufacturing method comprises the following contents of pre-formation of guide rails and wedge-shaped parts; implementation of threaded installation holes, wherein the threaded installation holes are implemented through metal embedded parts, bottom installation holes are pre-machined in the metal embedded parts, and the metal embedded parts are precisely positioned on the forming surface of a case die through the pre-machined bottom installation holes; pre-formation of side face installation beams; case body lay-up; machining; surface metallization on the inner surface and the outer surface of the case body; and surface three-proofing treatment. According to the light carbon fiber case integral forming manufacturing method, reasonable split design is carried out, the guide rails, the wedge-shaped parts and side face connecting beams are pre-formed and then assembled with the case body die, overall case body lay-up and autoclave co-curing formation are carried out, the manufacturing difficulty is lowered, and the overall rigidity requirement of the case body is also ensured; many printed board assemblies need to be installed in the case body, a power supply component needs to be installed outside the case body, installation interfaces are many, the positions are compact, the high-precision requirement for installation positions and dimensions is met through the embedded part precise positioning technology, and the connecting strength is ensured.
Owner:CHINA ELECTRONICS TECH GRP CORP NO 14 RES INST

Automatic packaging bag sealing device and using method thereof

The invention relates to the technical field of packaging devices, in particular to an automatic packaging bag sealing device and a using method thereof. The automatic packaging bag sealing device comprises an overturning mechanism, a semi-finished product transferring mechanism, a hot welding mechanism, a discharging mechanism and a conveying mechanism; the semi-finished product transferring mechanism is arranged between the overturning mechanism and the hot welding mechanism, the discharging mechanism is arranged below the hot welding mechanism, and the conveying mechanism is arranged belowthe discharging mechanism; and a packaging bag filled with materials is transferred to the overturning mechanism, the overturning mechanism clamps a bag opening of the packaging bag and drives the packaging bag to turn over to naturally droop, the semi-finished product transferring mechanism clamps the natural-drooped packaging bag and conveys the natural-drooped packaging bag to the hot welding mechanism, and the packaging bag is transferred to the conveying mechanism through the discharging mechanism after being sealed by the hot welding mechanism. According to the automatic packaging bag sealing device and the using method thereof, the operation process is smooth, the technology consistency is high, the stability of the packaging bag in the whole technology operation process is high, the packaging bag is not prone to falling, the working efficiency is greatly improved, and the sealing success rate is extremely high.
Owner:YANTAI KAIBO AUTOMATION TECH

A manufacturing method for integral molding of lightweight carbon fiber chassis

The invention discloses a manufacturing method for the integral molding of a lightweight carbon fiber chassis, comprising the following contents: preforming guide rails and wedge-shaped parts; realizing threaded mounting holes; realizing threaded mounting holes through metal embedded parts, on the metal embedded parts Pre-processing the installation bottom hole, using the pre-processing installation bottom hole to accurately position on the molding surface of the cabinet mold; pre-forming the side mounting beam; cabinet layering; machining; surface metallization on the internal and external surfaces; surface three-proof. The present invention conducts reasonable split design, preforms guide rails, wedge-shaped parts, and side connecting beams, and then assembles them with box molds to carry out overall box laying and autoclave co-curing molding, which not only reduces manufacturing difficulty, but also ensures The overall rigidity requirements of the box body; more printed board components need to be installed inside the box body, power supply components need to be installed outside the box body, there are many installation interfaces, and the location is compact. Through the precise positioning technology of embedded parts, the high precision requirements of the installation position size are realized. , to ensure the connection strength.
Owner:CHINA ELECTRONICS TECH GRP CORP NO 14 RES INST

Stable Front Fork Lock Structure For Bicycle

The stable front fork lock structure for bicycle includes a hinge shaft, a lock plate and a locking block, wherein the lock plate is a rectangular sheet structure, the lock plate is provided with a long circular hole along the length direction thereof, the hinge shaft penetrates through the long circular hole to be vertically fixed on the front fork cylinder; the locking block is fixed on the other fork cylinder of the front fork, a lock body and a stop plate are fixed on the locking block, the lock body and the stop plate are provided with a through groove which is matched with the thicknessof the lock plate and can accommodate the lock plate; The lock body is internally provided with a lock tongue, the lock tongue is provided with a keyhole, and the keyhole is matched with a key. When the bike needs to be locked, one end of the lock plate is pulled, the other end of the lock plate extends the gap between the front wheel spokes and get into the through groove between the lock body and the stop plate, the lock key is inserted, the locking tongue is ejected out, and get through the long circular hole of the lock plat in the through groove, so that the lock plate is locked, and thepurpose of the lock vehicle is achieved, In addition, because the position between the front fork cylinder and the front wheel is compact, the it is difficult for the stealing person to use the toolto destroy the lock structure, and the safety coefficient of the lock structure is enhanced.
Owner:天津三合成自行车配件有限公司

Horizontal vertical compression type garbage compression equipment

ActiveCN110481076ALower overall lift heightLarge internal capacityPressesEngineering
The invention discloses horizontal vertical compression type garbage compression equipment. The horizontal vertical compression type garbage compression equipment comprises a fixing frame, a support mechanism is arranged on the fixing frame, a feeding mechanism used for loading garbage into a garbage transfer box and a scraper mechanism used for compressing and reducing the garbage in the garbagetransfer box are arranged on the support mechanism, and the fixing frame, the support mechanism, the feeding mechanism and the scraper mechanism are enclosed to form a placement position of the garbage transfer box; and the support mechanism includes a first quadrilateral connecting rod structure, the first quadrilateral connecting rod structure is hinged to the fixing plate, the first quadrilateral connecting rod structure is connected with a support lifting oil cylinder, and a piston rod of the support lifting oil cylinder is extended and retracted to lift or lay down the support mechanism,the feeding mechanism and the scraper mechanism as a whole so as to facilitate the dragging of the garbage transfer box from the placement position or placing of the garbage transfer box into the placement position. According to the horizontal vertical compression type garbage compression equipment, the support mechanism can be raised to a certain height by using the deformation of the quadrilateral connecting rod structure, and the lifting height of the support lifting oil cylinder is greatly reduced so as to adapt to the transformation of an old station with the low height.
Owner:ZOOMLION ENVIRONMENTAL IND CO LTD

Polyester needled felt with high dust removal efficiency

The invention belongs to the field of polyester needled felts, and relates to a polyester needled felt with high dust removal efficiency. The polyester needled felt comprises needled felt fibers, a wear-resistant layer is arranged on the upper surface of the needled felt fibers, a leveling coating is connected to the lower surface of the needled felt fibers, metal wires are connected to the interiors of the needled felt fibers, and a waterproof breathable film is connected to the upper surface of the needled felt fibers close to the lower part of the wear-resistant layer. Through the arrangement of the metal wires, splicing openings and the waterproof breathable film, the metal wires can limit the positions of needled felt fibers, large position movement cannot occur under the action of external force, and the situation of dust leakage due to large holes in individual parts because of needling is avoided; the waterproof breathable film can block small water drops in air flow flowing along with dust; when the needled felt fibers are wetted, dust is prone to being attached to the wetted needled felt fibers, filtering holes of the needled felt are blocked, and dust filtering of the needled felt is affected, while, with the polyester needled felt adopted, the above situation can be avoided.
Owner:江苏天亿源环境工程科技有限公司

Foldable double-chain transmission scooter

The invention discloses a foldable double-chain transmission scooter which comprises a front frame, a rear frame and a pedal, wherein the front frame is connected with a left handlebar and a right handlebar through a riser, a connecting sleeve with a built-in compression spring is arranged between the left handlebar and the right handlebar, and the compression spring pushes against the part between the left handlebar and the right handlebar; the front frame and the rear frame are respectively provided with a front wheel and a rear wheel; the left and right sides of a middle axle are respectively connected with a left driving chain wheel and a right driving chain wheel, the left and right sides of the rear wheel are respectively connected with a left driven chain wheel and a right reverse gear meshed with a right driven chain wheel, the left driven chain wheel is connected with the left driving chain wheel in a transmission mode through a left chain, and the right driven chain wheel is connected with the right driving chain wheel in a transmission mode through a right chain; and one-way components are respectively arranged in the left driven chain wheel and the right driven chain wheel. The foldable double-chain transmission scooter disclosed by the invention has the advantages that a transmission part on the scooter is set to be parallel to a rear frame girder, so that the space occupied by the transmission part is reduced; and the handlebars can be folded and unfolded, so that the scooter can be conveniently folded.
Owner:宁波大胜日用制品有限公司
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