151results about How to "Reduce manufacturing and tooling costs" patented technology

The present invention relates to heterogeneous foamed ceramic/metal material, and is especially one kind of high strength and high toughness foamed SiC/Al material and its preparation process. The foamed SiC/Al material has basic units of closed polygonal ring to form connected 3D network structure, and each of the closed polygonal ring units is heterogeneous foamed ribs comprising SiC in 50-95 vol% and metal Al in 5-50 vol% and with the relative density not lower than 99 %. The foamed SiC/Al material is prepared through organic foam soaking, hot pressing to densify, pressure injection filling, thermal decomposition and reaction sintering. The preparation process is simple and low in cost.

The present invention relates to heterogeneous foamed ceramic/metal material, and is especially a kind of high strength, high density and high heat conductivity heterogeneous foamed SiC/Cu material and its preparation process. The foamed SiC/Cu material has basic units of closed polygonal ring to form connected 3D network structure, and each of the closed polygonal ring units is heterogeneous foamed ribs comprising SiC in 50-95 vol% and metal Cu in 5-50 vol% and with the relative density not lower than 99 %. The foamed SiC/Cu material is prepared through organic foam soaking, hot pressing to densify, pressure injection filling, thermal decomposition and reaction sintering. The preparation process is simple and low in cost.

The invention provides a pipe arrangement machine with a function of distinguishing colors of bobbins. The pipe arrangement machine is characterized by comprising a pipe storage mechanism (1), a separate detection pipe turning mechanism (2), a rack (4) and a shell (5), wherein the pipe storage mechanism (1) comprises a lifter (1.1), a lifting block group (1.2) and a pipe receiving box (1.4); the separate detection pipe turning mechanism (2) comprises a sample pipe frame (2.1), a vision sensor (2.4), a pipe passing channel (2.5), a pipe conveying machine (2.6), a waste pipe channel (2.7), a pipe falling channel mechanism (2.8) and a separate detection pushing frame (2.9). The pipe arrangement machine further comprises an automatic basket replacement mechanism (3). According to the pipe arrangement machine with the function of distinguishing the colors of the bobbins, separate detection color comparison is directly perfomed; due to the arrangement of automatic basket replacement mechanism, manual operation is not needed; the pipe arrangement machine is simple in structure and low in processing and manufacturing cost.

The invention discloses a decoupling measurement method for testing the dynamic rigidity of a hydrodynamic thrust bearing. For realizing the decoupling measurement of the hydrodynamic thrust bearing of which the axial static load is implemented by hydraulic loading, the method comprises the following steps that: firstly, before performing dynamic rigidity test, a static rigidity test with simple operation and accurate measurement is performed by using an auxiliary device, and the influence of the oil film of a static pressure oil cavity and the influence of the oil film of a dynamic pressure oil cavity on the overall rigidity of the thrust bearing are obtained from static rigidity; and secondly, the dynamic rigidity test of the bearing system is performed, and the dynamic rigidity of the thrust bearing is calculated by using the rate of the influence of the dynamic pressure oil film on the overall rigidity of the thrust bearing, which is obtained in the static rigidity test.

The invention provides a sugarcane peeling machine comprising a rack and a peeling mechanism arranged on the rack. The peeling mechanism comprises motors and installing plates; the peripheral side of an output rotating shaft of each motor is provided with cutter teeth; the middle portion of each installing plate is provided with a through hole used for entry and exit of sugarcanes; the multiple motors are hinged to two side surfaces of the installing plates; the output rotating shafts of the motors are arranged to surround the peripheral edges of the through holes; each motor makes the corresponding output rotating shaft get close to the axis of the corresponding through hole via an elastic part. The cutter teeth on the output rotating shafts of the multiple motors work on the peripheral side of a sugarcane entering the through holes, so that the sugarcane is peeled. The peeling mechanism employed by the sugarcane peeling machine is fixed and sugarcanes are peeled through the rotation of the output rotating shafts of the motors in different directions; the sugarcane peeling machine is simple and effective in structure, high in peeling efficiency and convenient to use.

The invention discloses a manual pecan shell breaking device comprising a frame. The frame is provided with a feeding hopper, a transmission mechanism and a shell breaking mechanism. The transmission mechanism comprises a first central shaft and a second central shaft which are mounted on the frame, the first central shaft is provided with a small gear, the second central shaft is provided with a large gear, and the small gear and the large gear are mounted in an engaged manner; a hitting drum is fixedly connected to the first central shaft, and a material carrying drum is fixedly connected to the second central shaft; the circumference of the hitting drum is provided with evenly-distributed radial arc hitting wheel grooves along the axis, the hitting drum is provided with hitting wheel shafts sleeved with hitting wheels, and the hitting wheels are located in the arc hitting wheel grooves. Evenly-distributed spherical pits are formed in the circumference of the material carrying roller axially. The device has the advantages that structure is simple, usage is facilitated, requirements of pecan sorting are lowered, processing efficiency is improved greatly, and processing cost is reduced.

The invention relates to a concentrator system for efficient solar energy thermal/electric conversion, in particular to a free-surface secondary reflection concentrator system for efficient solar energy thermal/electric conversion. The invention aims at solving the technical problem that at present, the area of an entrance of a heat absorption cavity of the traditional solar dish type concentration system is limited, so that the traditional solar dish type concentration system is not capable of receiving the energy of all light spots and can intercept the energy of the light spots; therefore, resource waste is caused. The free-surface secondary reflection concentrator system for efficient solar energy thermal/electric conversion comprises a primary mirror, a secondary mirror and a receiver, wherein the primary mirror, the secondary mirror and the receiver respectively have an axisymmetric structure and are arranged coaxially; the receiver consists of a heat absorber, a concentrating photovoltaic cell panel and a flange; the concentrating photovoltaic cell panel is arranged at the outer side of the flange; a free-form surface of the secondary mirror is determined as follows: 1, dissociaton of a starting point and a target point; 2, solution of discrete points of the free-form surface of the secondary mirror; 3, drawing of the surface of the secondary mirror. The free-surface secondary reflection concentrator system for efficient solar energy thermal/electric conversion is applied to the field of solar energy.

The invention provides an elevator control cabinet. The elevator control cabinet comprises a cabinet body (1) with a storage space and an electrical element which is stored in the storage space, wherein the electrical element comprises a variable-frequency device (2), an elevator control loop circuit board (6) and a frequency converter control loop circuit board (7), which are mutually electrically connected with one another, a first separation plate (5) is also arranged in the storage space of the cabinet body (1), the storage space is divided by the first separation plate (5) into a first storage space (111) and a second storage space; the elevator control loop circuit board (6) and the frequency converter control loop circuit board (7) are stored in the first storage space (111) and are respectively and fixedly connected onto the first separation plate (5); the variable-frequency device (2) is stored in the second storage space. The elevator control cabinet has the characteristics of small size and light weight.

The invention discloses a crank block type flexible piece parallel coupled under-actuated finger device, which belongs to the technical field of anthropomorphic robot fingers. The device comprises a pedestal, a proximal joint shaft, a first finger section, a far joint shaft, a second finger section, a dial plate, a connecting rod, a flexible piece and a spring piece. The device achieves the transmission effect of tightly combining coupled rotation and under-actuated rotation, can couple anthropomorphic grab, and has under-actuated adaptive function. The whole finger has a compact structure, and the manufacturing and machining costs are low; and the coupled transmission and the under-actuated transmission are organically fused, natural decoupling is realized in an active contact mode of a slide block, the decoupling does not consume motor power, and the utilization rate of energy is high. With a similar appearance as a human finger, the device can be used as a finger of a robot hand or a part of a finger, and can achieve good effects of high joint freedom degree and high adaptability of the anthropomorphic robot hand by combining a plurality of fingers to form the robot hand.

The invention discloses a vertical tray fermentation system. The vertical tray fermentation system comprises a vertical fermentation tray, a tray loading machine, a tray sliding device and a tray rail replacing device; the vertical fermentation tray is born and slid on the tray sliding device and a tray rail replacing device, the tray loading machine is arranged above the vertical fermentation tray and the end part of the tray sliding device; the tray rail replacing device is arranged and mounted at the end part of the tray sliding device; a fermentation method of the vertical tray fermentation system comprises the following steps: S1, preparing the system, S2, mixing materials, S3, stirring the materials, S4, crushing the materials, S5, loading the materials into the tray, S6, sliding the tray and fermenting the materials, S7, discharging the materials from the tray, S8, replacing rails for the tray and making the tray circularly charge the materials. The technical problems to be solved by the vertical tray fermentation system are to lower manufacturing and processing difficulties and manufacturing and using costs of the vertical tray fermentation system, avoid operation processes of stacking, unstacking, tray dumping, material pouring and the like, and facilitate long-distance transportation.

The invention provides a battery pack housing with heat exchange function and a battery pack, and belongs to the technical field of batteries. The battery pack housing comprises a heat exchange substrate and multiple side plates which are fixed on the heat exchange substrate, wherein the heat exchange substrate and multiple side plates are basically enclosed in order to form a cavity for accommodating and fixing one or more battery modules; the heat exchange substrate is formed by assembling one or several heat exchange substrate units, and each heat exchange substrate unit has an integral structure and multiple first channels are arranged therein; each side plate has an integral structure and at least one second channel is arranged therein; side plates and one or several heat exchange substrate units of the heat exchange substrate are welded, so that the first channels and multiple second channels are used together for forming heat exchange circulating channels, wherein liquid inlets and liquid outlets of the heat exchange circulating channels are arranged on at least one side plate which is provided with the second channels. The battery pack housing has the advantages of good utilization rate of materials, low cost, good extendability, and good reliability.

The invention discloses a sinusoidal flow generating device, which comprises a sliding block. The sliding block is connected with a cam, the other side of the sliding block is connected with the top ends of a plurality of plungers, the rod parts of the plungers are arranged in plunger holes in a cylinder, an elastic device is arranged between the sliding block and the cylinder, and the plungers can reciprocate in the plunger holes in the cylinder. The contour shape of the cam meets the following curve equation: Rho=r+s/2(1-cos(Omega t), wherein r is the radius of the base circle of the cam, s is the lift of the cam, and Omega is the rotating angular speed. An electromagnetic one-way valve is arranged in a working cavity formed between each plunger and each plunger hole of the cylinder, the oil inlet of the electromagnetic one-way valve is connected with the working cavity, and the oil outlet of the electromagnetic one-way valve is connected with an oil feeding channel of the flow generating device to control the number of the plungers engaged in flow output simultaneously and to realize the adjustment and the control of the amplitude of sinusoidal flow. The defect that only approximate sinusoidal flow signals can be obtained when a crank-connecting rod mechanism or an eccentric wheel mechanism is adopted to drive the plungers to move is overcome, and standard sinusoidal flow signals can be provided for testing the performance of mechanical parts needing sinusoidal flow as an input signal.

The invention provides a high-reliability energy storage system and an energy storage container. The energy storage system comprises a box body, wherein an equipment cavity and at least two battery cavities are formed in the box body, and at least one battery cavity is located on a first side of the equipment cavity. The invention provides an energy storage system with high reliability and an energy storage container. Electrical equipment and a battery cluster are respectively arranged in the equipment cavity and a battery cavity, the safety risk is effectively reduced, so the risk of fire isavoided, the size of a battery cabin is reduced relative to the whole box body, a front-back ventilation mode is adopted, an indoor unit can perform accurate heat dissipation of the battery cluster, the battery clusters are symmetrically arranged at two ends of an equipment cabin, short circuit of battery wiring caused by condensation is effectively avoided, so an electrical wiring distance is symmetrically shortened, line loss of a power line and a sampling line of a battery system is reduced, acquisition precision and communication stability are improved, and manufacturing and processing cost is reduced due to the standard consistent wiring harness design.

The invention relates to a shaft-extending cross-flow propeller type water turbine. The shaft-extending cross-flow propeller type water turbine comprises a water inlet part, a water guide mechanism, aleading bearing mechanism, a front spindle, a front spindle seal, a runner mechanism, a runner chamber, a tail water conical pipe, an S-shaped tail water elbow pipe, a rear spindle, a rear spindle sealing mechanism and a thrust combination bearing, wherein the inner diameter of the runner chamber is of a spherical shape, the runner blade of the runner mechanism is a rotatable runner blade, the outer edge of the runner blade of the runner mechanism is spherical, the fixed propeller runner of the water turbine is designed into the rotating propeller runner structure for the first time in China,the shaft-extending cross-flow water turbine blade can be kept in a co-linkage manner along with the change of the water head and the load, the operating range of the water turbine is expanded, the efficiency of the water turbine is improved, and the stability of the unit is improved.

The invention relates to a composite rolling active-tooth transmission device and a method for performing transmission by using the same. The transmission device comprises an active-tooth transmission wheel train, a planetary gear train and outer transmission disks. Planetary gears of the planetary gear train are rotationally arranged on end faces of a shock shaft of the active-tooth transmission wheel train. A first crossed roller bearing is arranged between an active-tooth semi-disc of the active-tooth transmission wheel train and a fixed gear of the active-tooth transmission wheel train, and a second crossed roller bearing is arranged between the active-tooth semi-disc and the shock shaft. The outer transmission disks are connected with an active-tooth semi-disc, and internal teeth engaged with the planetary gears are arranged on the outer transmission disks. A central gear of the planetary gear train is supported and positioned by a prime mover, or a bearing is arranged in the shock shaft and the central gear is arranged on a central shaft passing through the bearing. According to the invention, not only the density of transmitted power is increased, the size is reduced, and the whole rolling active-tooth transmission structure is more compact, but also stiffness and precision of the transmission system are improved, and manufacturing and processing cost is greatly reduced.

The present invention is hydraulic needle plate and its manufacture process. The hydraulic needle plate is manufactured with bronze and through machining and ageing treatment, or with pure titanium and through machining and surface nitridation treatment. The hydraulic needle plate has high surface hardness, long service life, good machining performance and low manufacture cost.

The invention discloses an infant umbilical cord cutting clamp, which consists of four parts, including a push button part (1), a clamping seat part (2), a separation clamp (3) and a push button clamp (4), wherein the push button clamp (4) and the push button part (1) are of an integral structure; the clamping seat part (2) is provided with a cutter (22); the clamping seat part (2) is provided with a left sliding rail and a right sliding rail; the cutter (22) is vertically arranged between the two sliding rails, and the blade of the cutter (22) faces to the direction of the push button part (1); the separation clamp (3) and the push button clamp (4) respectively slide to the direction of the blade in the left sliding rail and the right sliding rail of the clamping seat part (2) so as to cut off an infant umbilical cord clamped between the separation clamp (3) and the push button clamp (4). The infant umbilical cord cutting clamp is suitable for cutting off the umbilical cord of a newly-born infant and has the advantages that the umbilical cord is jointly clamped by the separation clamp and the push button clamp to slide to the blade, so that the blade can directly cut off the umbilical cord, and the umbilical cord still can be clamped after the umbilical cord falls to avoid infection.

The invention relates to the technical field of arrangement of steel structure roof support, and discloses a built-up connection structure and a built-up connection method for roof support and I-steel purlins. The built-up connection structure is provided with a plurality of steel roof truss structures and a plurality of roof support structures which are connected into a net-shaped connection structure. Each steel roof truss structure comprises a steel roof truss upper chord and a purlin which are perpendicularly connected in a cross mode. Four corners of the panel point where each purlin is connected with each steel roof truss upper chord are connected with a roof support rod in an inclined mode through a structural steel piece and a connecting plate. Each roof support structure comprises a connecting beam and a purlin which are perpendicularly connected in an overlapped mode. Four corners of the panel point where each purlin is connected with each connecting beam are connected with the roof support structure in an inclined mode through a connecting plate. According to the built-up connection structure and the built-up connection method for the roof support and the I-steel purlins, the purlins can concurrently serve as pressure levers so as to prevent the roof upper chords from being unstable along the side direction. Meanwhile, the purlins and the connecting beams can further and concurrently serve as tie bars of the roof support. The area of the roof support is divided into sizes with good economical efficiency and applicability. The built-up connection structure is convenient to arrange, simple in structure, easy to machine and low in manufacture and machining cost.

The invention provides a Ti base shape memory alloy rivet fastening piece and a manufacturing method thereof. The product is prepared by adopting a Ti base shape memory alloy; the shape is designed asa symmetric structure; two ends are rivet round heads or countersunk heads; and convex points are designed in the structure symmetric center. 2-4% of deformation is generated through symmetric stretching in production and process; then, a rivet finished product is obtained through cutting along the middle part of each convex point; and the connecting part is heated to recover an initial shape toachieve an excellent fastening effect. A special stretching device is designed for series connection or parallel connection of the same uniform pre-deformed rivet products obtained through consistentstretching and cutting. The manufacturing method is convenient, efficient and reliable, and is broad in application prospect.