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628results about How to "Improve the preparation effect" patented technology

Testing system for mobile terminal and testing method thereof

The invention relates to the mobile communication field, in particular to a testing system for a mobile terminal and a testing method for the mobile terminal. The testing system for the mobile terminal comprises a testing machine frame, a testing adapter, a test box, a programmable power supply, and a PC (personal computer) which controls the work of the whole system and displays the testing results, wherein the test box is arranged on the testing machine frame and provided with a manipulator module, a pneumatic control model, a vision system module, an acoustic system module, a master control board and an interface back plate, wherein the manipulator module and the pneumatic control module are electrically connected with the master control board, respectively; the vision system module, the acoustic system module and the testing adapter are connected with the master control board through the interface back plate respectively; the testing adapter can slidingly pass in and out of the test box; and the programmable power supply and the PC are electrically connected with the master control board through the interface back plate respectively. The testing system provided by the invention is stable and reliable, has high integration degree, and can automatically carry out the tests on all of the integrated functions of the mobile terminal.
Owner:广东每通测控科技股份有限公司

Gear-type universal cleaning liquid high-efficiency preparation device

The invention relates to a universal cleaning liquid preparation device, in particular to a gear-type universal cleaning liquid high-efficiency preparation device. The technical problem to be solved by the invention is about provision of the gear-type universal cleaning liquid high-efficiency preparation device which is convenient to operate, rapid in preparation, and good in preparation effect. In order to solve the technical problem, the invention provides the gear-type universal cleaning liquid high-efficiency preparation device which comprises a disc-shaped cam, a first motor, stirring rods, a rotating rod, a first bevel gear, a fixed rod, a bearing seat, a rotating shaft, a connecting rod, a top plate, a mounting seat, a first cam, a pressing plate, a lifting rod, a bottom plate, a first spring, a sliding rail, a moving plate, sliding blocks, a preparation frame, a guide sleeve, a moving rod, a roller, a supporting rod, a right frame, a guide plate, a first gear, a gear rack, a first bearing and the like; the sliding rail, the guide sleeve, the supporting rod and the right frame are arranged at the top of the bottom plate in sequence from left to right. The universal cleaning liquid preparation device achieves the effects of convenience in operation, rapid preparation and good preparation effect.
Owner:新沂市芭缇雅商贸有限公司

Brittle material test piece moulds and matching tensile test cramping apparatus thereof

The invention relates to a brittle material sample die and a matched tension test fixture and includes a die and a fixture. A conveyer chain is arranged between the die and the fixture. The die includes a side surface plate, an end surface plate and a bottom plate. The side surface plate and the end surface plate are connected by a connecting element. The bottom plate is provided with a waterproof groove. The side surface plate and the end surface plate are connected with the bottom plate through the waterproof groove. The fixture includes a collet which is provided with a collecting spherical hinge. The collet consists of two parts and the two parts are connected through a connecting element. When the die is mounted, after each part is connected, a brittle material can be poured in the die to manufacture a bone-shaped sample. The enlarging end and the uniform section of the bone-shaped sample are transferred by a smooth curved surface. When the sample is stretched, a collet bolt is screwed out firstly and the bolt is screwed tightly after the sample is arranged in the collet. A tension test can be carried through after the connecting spherical hinge and the tension collet of a tension tester are connected. The invention has the advantages of simple structure, convenient dismounting, low cost, good manufacture effect, large holding area and excellent cooperation with the sample shape, etc.
Owner:SHANDONG UNIV

Instant heating/cooling device for injection mold and mold temperature control method thereof

The invention discloses an instant heating / cooling device of an injection mould, which comprises a molding board, wherein a mould cavity is provided on the molding board, and at least a circulating water loop is arranged in the molding board. The invention is characterized in that a plurality of combined holes which are respectively communicated with the inlet and the outlet of the circulating water loop are distributed correspondingly at each channel of the circulating water loop, a heating rod is inserted in each combined hole, and a clearance is reserved between the heating part at the inner end of the heating rod and the wall of the combined hole, and is used for cooling water or moist steam which is heated to change by the heated part to pass through; the mould with the device adopts the temperature control method that the reference temperature is set in advance, and the power on-off of the heating rod can be controlled in time according to the temperatures which are detected by temperature sensors around the mould, so as to control the temperature of the molding board in real time. The heating rod of the invention is positioned in the molding board, thereby realizing the direct heating to the mould cavity, avoiding the loss of the heat transmission, and enhancing the heat transfer efficiency. Meanwhile the water and moist steam are used as heat conducting mediums, so that the uniformity of heat conduction is enhanced.
Owner:哈希斯热流道科技(苏州)有限公司

Post singulation die separation apparatus and method for bulk feeding operation

A post singulation, die separation assembly for bulk separation of a plurality of dice in a singulated wafer from the adhesive backing of wafer saw tape. The die separation assembly includes a support base having a support surface, a first portion and an opposite second portion thereof. The second portion includes a down-ramped portion thereof skewed downwardly at a first acute angle from the support surface. A feed tray includes a collection end positioned adjacent the base second portion such that an elongated, substantially thin gap is formed between the tray collection end and at least a portion of the base second portion. A flexible platform is movably supported atop the base support surface for movement from the first portion to the second portion thereof. At the second portion, the platform passes downward through the gap formed between the tray collection end and the at least a portion of the base second portion. The platform defines an upward facing surface upon each die of the singulated wafer is adhered thereto, via the saw tape, in a forward aligned manner. Upon movement of the flexible platform down the down-ramped portion of the support base, a portion of the wafer saw tape thereat is peeled away from the respective die. The tape is the separated from the dice, releasing the respective dice onto the collection end of the feed tray in a manner substantially maintaining their forward alignment orientation of thereof.
Owner:NAT SEMICON CORP

Harmonic gear reducer

The invention discloses a harmonic gear reducer which comprises a flexible gear, a rigid gear and an elliptical cam wave generator. The cup bottom of the flexible gear is connected with an output shaft. The elliptical cam wave generator is connected with an input shaft. The outer wall, along the cup rim, of the flexible gear is provided with an arc-involute-arc-tooth profile. The elliptical cam wave generator is arranged on the inner wall of the cup rim of the flexible gear. The rigid gear is fixedly connected with a shell and the inner wall is provided with an arc-involute-arc-tooth profile matched with the flexible gear tooth profile. The rigid gear is connected with the flexible gear through the tooth profiles in an engaged manner. In the engagement process, the flexible gear is in continuous conjugated engagement with the rigid gear, a convex tooth profile and a concave tooth profile of the flexible gear and a concave tooth profile and a convex tooth profile of the rigid gear are located in the double-conjugation engagement interval of the conjugation motion at the same time. The harmonic gear reducer has the beneficial effects that both arc tooth-shaped harmonic driving and involute-tooth-shaped harmonic driving are achieved; and deflection driving can be achieved, the gear tooth engagement region can be enlarged, and the engagement rigidity, driving efficiency and bearing capacity of the harmonic gear reducer are improved.
Owner:瑞邦智能科技(南京)有限公司

Camera lens group, image capture device and electronic device

The invention provides a camera lens group, an image capture device and an electronic device. The camera lens group comprises a first lens, a second lens, a third lens, a fourth lens and a fifth lens in sequence from an object side to an image side. The first lens has positive refractive power, and the object-side surface is convex near the optical axis; the second lens has negative refractive power; the third lens has refractive power; the fourth lens has refractive power, and both the object-side surface and the image-side surface are aspheric surfaces; and the fifth lens has refractive power, the object-side surface is convex near the optical axis, both the object-side surface and the image-side surface are aspheric surfaces, and at least one surface of the object-side surface and the image-side surface is provided with at least one point of inflection. The camera lens group further comprises an aperture, and there is no lens with refractive power between the aperture and the first lens. Under the structural configuration, the beam convergence ability is enhanced, the overall length of the system is controlled effectively, and the configuration of the first lens and the second lens is adjusted to achieve higher resolution in the local scope. The camera lens group, the image capture device and the electronic device of the invention have the beneficial effects of small size and high imaging quality.
Owner:LARGAN PRECISION

Punch forming mechanism for steel plate

The invention discloses a punch forming mechanism for a steel plate. The punch forming mechanism comprises a frame. A lower die connecting block is arranged on a top plate of the frame. A plurality of vertical inserting rods are arranged on the bottom surface of the lower die connecting block. Buffer springs are inserted in and sleeved by the vertical inserting rods. The lower ends of the vertical inserting rods are inserted in and sleeved by insert holes in the top plate of the frame. The upper ends of the buffer springs are fixed on the bottom surface of the lower die connecting block. The lower ends of the buffer springs are fixed on the top surface of the top plate of the frame. A lower die fixing groove is formed in the middle of the top surface of the lower die connecting block. A plurality of positioning insert holes are formed in the bottom surface of the lower die fixing groove. Strong magnet sleeves are inserted in and sleeved by the positioning insert holes. The outside walls of the strong magnet sleeves are fixed on the inside walls of the positioning insert holes. A lower die is inserted in and sleeved by the lower die fixing groove. A plurality of inserting rods are arranged on the bottom surface of the lower die, are sleeved in and sleeved by the strong magnet sleeves, and are adsorbed in the strong magnet sleeves. The punch forming mechanism is simple in structure, small in size, and low in energy consumption, and besides, the cost is reduced, the lower die is convenient to mount and dismount, and the manufacturing effect is improved greatly.
Owner:杭州英华工艺品有限公司
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