33results about How to "To achieve the role of positioning" patented technology

The invention discloses a multi-station size intelligent detection system for bearing bushes. The multi-station size intelligent detection system comprises a working procedure detection device and a bearing bush comprehensive detection device. The working procedure detection device is connected with the bearing bush comprehensive detection device through a bearing bush transition conveying device.The working procedure detection device comprises a rack. The rack is provided with a conveying belt. The rack is provided with a bearing bush guiding mechanism located at the front end of the conveying belt. The rack is provided with a bearing bush centering mechanism located at a discharging end of the bearing bush guiding mechanism. The rack is provided with an unqualified bearing bush removingmechanism at the tail end of the conveying belt. The edge side of the rack is provided with a bearing bush working procedure visual detection mechanism matched with the bearing bush centering mechanism. By means of the multi-station size intelligent detection system, the bearing bushes can be orderly arranged and detected conveniently afterwards, bearing bush automatic detection and unqualified product removal are realized, and the authenticity and reliability of the quantity of detected bearing bushes are ensured.

The invention relates to the technical field of quartz stone machining, and discloses a corner grinding device for quartz stone machining. The corner grinding device comprises an operating platform, wherein supporting legs are fixedly installed at four corners of the bottom of the operating platform, a communication opening is formed in the top of the operating platform, a threaded rod is arrangedin the communication opening, the two ends of the threaded rod are movably sleeved with the inner wall of the communication opening, and one end of the threaded rod is fixedly sleeved with a fixed gear. According to the corner grinding device and an operating method for quartz stone machining, variable speed motors are utilized to drive tools to rotate, the corners of quartz stones are ground bythe tools, air pressure push rods push protective covers in a cooperation manner, the grinding angles of the tools are changed, a transmission motor drives a transmission gear to rotate, the transmission gear is matched with the fixed gear to make the threaded rod rotate, and thus a moving block drives a moving plate on the moving block to move, the quartz stones on the moving plate pass through asupporting plate, and the purposes of automatic conveying and cutting are achieved.

The invention provides a skid-mounted profile control high-pressure injection pipe structure and relates to the technical field of injection pipes, the skid-mounted profile control high-pressure injection pipe structure comprises a base, a clamping assembly comprises second clamping blocks and first springs, the surfaces of one ends of the second clamping blocks are fixedly connected with the first springs, one ends of the two second clamping blocks abut against the first clamping blocks, and the other ends of the two second clamping blocks abut against the first springs. The roller assembly comprises a supporting rod and a roller, a circular block is fixedly installed at the other end of the plane bearing through a second bolt, an auger installation shaft is fixedly installed on the surface of one end of the circular block, and an auger is fixedly installed on the auger installation shaft. An auger can rotate under the action of raw material impact, raw materials in a second pipeline can be stirred again when the auger rotates, the raw materials are more uniform in the conveying process, meanwhile, a second mounting block and a first mounting block are controlled to be closed and separated through a first clamping block and a second clamping block, the process of simply and rapidly mounting and dismounting the pipelines is completed, and the practicability is high. And convenience is provided for use.

The invention discloses a non-woven bag making machine production line, and belongs to the technical field of non-woven bag making machines. The non-woven bag making machine production line comprises a conveyor device, a double-color printing device, an ultrasonic embossing and punching device, a cloth synchronous conveyor device, ultrasonic left and right edge bonding devices, left and right trimming waste winding devices, a former sizing device, an ultrasonic sealing device, a transverse cutter and an operation desk. The conveyor device, the double-color printing device and the ultrasonic embossing and punching device are sequentially connected with the top of the operation desk. According to the production line, the whole device can be supported through arrangement of the operation desk, and non-woven fabric in rolls can be conveyed through arrangement of the conveyor device; double-color printing can be conducted on the non-woven fabric through the double-color printing device, and embossing and punching can be conducted on the printed non-woven fabric through the ultrasonic embossing and punching device; and then, the cloth is synchronously conveyed by the cloth synchronous conveyor device, and the left and right sides of the cloth are subjected to edge bonding treatment by the ultrasonic left and right edge bonding device.

The invention discloses an outdoor waterproof and dustproof switch cabinet, which comprises a cabinet body, wherein supporting legs are arranged at the bottom end of the cabinet body, a switch opening is formed in one side of the cabinet body, a switch door is arranged at the switch opening, the switch door is hinged to the cabinet body, a plurality of ventilation openings are formed in side walls at two ends of the cabinet body, a matching groove is formed in the middle of the switch door, a sealing ring is arranged in the matching groove and makes contact with the side edge of the matching groove, a sealing plate is arranged in the cabinet body along the side wall of the switch opening, the cross section of the sealing plate is in an L shape, and the sealing plate and the side wall of the switch opening define a sealing cavity used for containing a sealing ring. According to the scheme, through the arrangement of the matching groove in the middle of the switch door and the sealing ring in the matching groove, the sealing plate at the switch opening can be matched to seal the position of the switch opening, so that external rainwater is prevented from permeating into the switch cabinet through a gap, the moisture-proof performance is ensured, and the service life of the device is prolonged.

The invention relates to the field of illuminating lamps, in particular to a lamp. The lamp comprises at least one splicing support, the splicing support is provided with a first main hole, and the two sides of the splicing support are provided with a first auxiliary hole and a first arc-shaped hole respectively. The surface of each radiator is provided with a fixedly connected lamp panel assembly, and an auxiliary heat conduction layer is arranged between each lamp panel assembly and the corresponding radiator; a fixedly connected lens is arranged on the surface of the lamp panel assembly, and a waterproof ring is arranged between the lens and the radiator; the end of each radiator is provided with at least two second auxiliary holes and a first connecting hole. The first fastener is mounted in the first auxiliary hole and is in threaded connection with the second auxiliary hole; the second fastener is mounted in the first arc-shaped hole and is in threaded connection with the first connecting hole; the second fastening piece comprises an annular sliding groove, and the annular sliding groove is located in the first arc-shaped hole.

The invention discloses a dough forming, cutting, fermenting, cooling and packaging production line which comprises a baking machine, connecting plates are longitudinally and fixedly connected to the left side and the right side of an inner cavity of the baking machine, trays are arranged at the tops and the bottoms of the left sides of the connecting plates, and folding rods are movably connected to the tops and the bottoms of the right sides of the inner walls of the connecting plates through rotating shafts; one end, which is far from the inner wall of the connecting plate, of the folding rod is movably connected with a snapping plate through a shaft pin; the left side of the clamping plate penetrates through the left side of the connecting plate and is connected to the surface of the tray in a sleeving mode, the center of the inner side of the folding rod is movably connected with a connecting rod through a rotating shaft, and the right side of the inner wall of the connecting plate is slidably connected with a movable mechanism. The tray is taken down, food materials are placed on the surface of the tray, then the tray is inserted into the baking machine, the problem that an existing baking machine does not have a positioning function is solved, the operation labor force is reduced, and the dough baking efficiency is improved.

The invention discloses a self-powered air relief device, which comprises a top cover (1), a membrane (2), a membrane frame (3) provided with a side wing exhaust hole (6), and a base (4) provided with a central air duct (5), wherein the top cover, the membrane, the membrane frame and the base are sequentially and coaxially overlapped; the top cover (1) and the membrane (2) form a cavity (7); the central air duct (5) is communicated with the side wing exhaust hole (6); the area of the membrane (2) is greater than the sectional area of the central air duct (5); the center of the top cover (1) is provided with an airway tube (8); one end of the airway tube (8) extends into the central air duct (5) and the other end of the airway tube (8) extends out of the top cover (1) to be connected with a reversing valve (13); one outlet of the reversing valve (13) serves as an air exhaust opening and the other outlet of the reversing valve (13) is communicated with the cavity (7); the membrane (2) is provided with a central guide sleeve (9) which is sleeved on the airway tube (8) in a sliding way; and the reversing valve (13) selectively charges air into and discharges air in the cavity (7) to drive the membrane (2) to open and close the central air duct (5) selectively.

The invention relates to the technical field of computer accessories, and discloses a mouse with a scanning function. The mouse comprises a mouse body. The left side face of the mouse body is fixedly connected with the right side face of a scanning device. The scanning device comprises a base plate. The right side face of the base plate is fixedly connected with the bottom of the left side face of the mouse body. A first sliding groove is formed in the center line of the bottom face of the base plate. A strip-shaped hole is formed in the bottom of the first sliding groove. A sliding block is connected to the interior of the first sliding groove in a sliding mode. The center of the upper surface of the sliding block is fixedly connected with the bottom end of the first sliding rod. According to the mouse with the scanning function, by cooperation of the mouse body and the structures such as a first sliding rod, the first sliding groove, the strip-shaped hole, a third sliding rod and a third sliding groove, the mouse with the scanning function can achieve both the cursor positioning function and the scanning function at the same time, and the service life of a scanner can be longer.

The invention discloses a novel propeller pitch measuring instrument. The novel propeller pitch measuring instrument comprises an upper fixed plate and a supporting machine; and installing boxes are installed on the left side and the right side of the top end of the upper fixed plate, penetrating connecting sliding ways are arranged on the front wall of the upper fixed plate in a penetrating mode,connecting pillars are installed at the inner ends of the penetrating connecting sliding ways, and load-bearing mechanisms are connected to the lower end of the upper fixed plate. According to the novel propeller pitch measuring instrument, two central amplification devices can be adjusted in a transmission mode by rotating two position adjusting screws, the central amplification devices performsliding adjustment at the outer end of a supporting platform, the two position adjusting screws are rotatably used, the two central amplification devices can be adjusted and controlled, the central amplification devices fit clamping grooves on the middle parts of a propeller, and the function that the propeller is positioned is achieved; and bearings rotate, the positions between the bolt bottomsand the bolt tops can be rotatably adjusted, the bolt tops are convenient to fold, the function of reducing the vertical occupied spaces of the position adjusting screws is achieved, and the portability property of the propeller is improved.

The invention discloses an installable built-in device for online calibration of a safety valve for a refrigeration system and a using method. According to the built-in safety valve online calibrationdevice composed of an electric oil pump, a flow regulating valve, a hydraulic oil pipe, a quick connector, an oil cylinder, an oil cylinder support, a locking nut, a supporting column, a pressing rodbase, a positioning pin, a safety valve body, a positioning structure, a connecting piece, a pressing rod, a sensor, a sensor line, a data acquisition terminal and the like, the problem that an existing safety valve for a refrigeration system is inconvenient to calibrate off line is solved, and meanwhile, manpower and material resource consumption and environmental pollution are reduced.

The invention relates to the technical field of AC capacitor endurance tests, and discloses a positioning device for an AC capacitor endurance test. The device comprises a pedestal, connecting platesare fixedly installed at the left and right sides of the top of the pedestal, sliding grooves are formed in the bottoms of the inner walls of the connecting plates, and sliding blocks are movably installed in the sliding grooves. According to the positioning device for the AC capacitor endurance test, by arranging clamping plates, when the endurance test needs to be carried out on the AC capacitor, the AC capacitor is firstly placed in the clamping grooves of the clamping plates on the two sides, and then the AC capacitor is clamped among the three clamping blocks; and when the AC capacitor isclamped, extension springs can be pushed towards the two sides, a distance between clamping rods on the two sides can be adjusted according to the length of the AC capacitor, meanwhile, the movable plate can be moved forwards and backwards, the movable plate drives the sliding rod to move forwards and backwards in the connecting plate, a positioning effect is achieved, and meanwhile the positioning device is more flexible.

The invention provides a lifting mechanism. By adoption of the lifting mechanism, the problems of complex parts, high cost, large space occupation of mechanisms, poor reliability or unavailable automatic changes of engaging force within a certain movement range of gearboxes or pressing elastic pieces in the prior art are solved. According to the lifting mechanism, a single special flexible cantilever gear rack and gears are combined to automatically change the engaging force. The lifting mechanism comprises a flexible cantilever gear rack and a gear set. The flexible cantilever gear rack is made of flexible materials and comprises a fixed end and a gear rack end. Gear rack teeth at the gear rack end are in interference fit with the gear set. The gear set comprises one or N+1 gears. According to the lifting mechanism, as the engaging force can be changed, the purpose of adjusting the front-back moving speed can be achieved, and a gear positioning effect can also be achieved; and meanwhile, the lifting mechanism is safe, capable of preventing collision and suitable for a mechanical driving system which is simple and reliable in structure and has no redundant accommodating space.