Patents
Literature

111results about How to "Reduce scrap rate" patented technology

Semi-automatic set screw assembling machine

A semi-automatic set screw assembling machine comprises a screwing-in device, a support, a screw guiding device, a base plate and a working platform, wherein the support is fixed on one side of the base plate, the working platform is arranged on the upper surface of the base plate, the screw guiding device and the screwing-in device are vertically arranged above the working platform in sequence and respectively connected with the support, the screw guiding device comprises a supporting plate and a guiding sleeve, the upper end of the guiding sleeve is in a cone shape, one end of the supporting plate is fixed on the support through bolts, a cone-shaped hole is formed in the other end of the supporting plate, the guiding sleeve penetrates through the cone-shaped hole and is fixed on the supporting plate, a screwing tool of the screwing-in device, the guiding sleeve and a threaded hole of a piece to be fixed are coaxial, movable inclined plane blocks are arranged on two sides of the working platform, a first limiting wedge and a second limiting wedge are installed between the inclined plane blocks, and the first limiting wedge and the second limiting wedge are in linkage. The semi-automatic set screw assembling machine has certain flexibility, the phenomenon of destroying a screw hole or a screw by screwing is avoided, clamping and uninstalling are synchronous, a screwing length of threads can be adjusted, operation is easy and convenient, production efficiency is high, and an application range is wide.
Owner:GUANGXI UNIV

Production method for all-cotton spunlace non-woven fabric for medical health

The invention discloses a production method for all-cotton spunlace non-woven fabric for medical health. The production method includes the steps that blowing is conducted, wherein dust removing is conducted on pure-natural ginned cotton; primary carding is conducted, wherein fibers are combed to be orderly arranged, and impurities in raw materials are further removed; degreasing is conducted, wherein wax or grease on the cotton fibers is removed; bleaching is conducted; secondary carding is conducted, wherein the fibers are combed to be orderly arranged, and cotton knots may be generated in degreasing and bleaching are removed; net laying is conducted, wherein carded cotton nets are overlapped and spread in a reciprocating and staggered mode in the direction of the cotton fibers of the cotton nets; spunlacing is conducted, wherein high-pressure water flow is used for tangling the cotton nets; finished products are coiled. The two times of carding is conducted, greasing is conducted, then spunlacing is conducted, so that impurities and cotton knots are reduced to the maximum, the production cost is reduced, and raw materials and energy are saved. According to the production method, the raw material of the direct product is the pure-natural cotton so that the fabric is soft in texture, good in affinity with the skin, free of toxins, irritation and sensitization, good in water absorption, convenient to use and comfortable.
Owner:湖北欣柔卫生用品股份有限公司

High-universality feeding device of pipe end-facing machine and feeding method

The invention discloses a high-universality feeding device of a pipe end-facing machine and a feeding method. The feeding device of the pipe end-facing machine comprises a feeding mechanism and a manipulator, wherein the feeding mechanism comprises a feeding rack, a chain conveying mechanism and a plurality of pipe end-facing feeding supporting plates; each pipe end-facing feeding supporting plate comprises a supporting plate body, a main supporting block and a first auxiliary supporting block, wherein a first adjustment through hole is further formed in one side of the supporting plate body; the first auxiliary supporting block comprises a first adjustment block, a supporting screw rod, a first locking screw and a first locking nut; the supporting screw rod comprises a screw rod part and a screw rod fork part; a plurality of threaded holes are formed in the first adjustment block; the first locking screw penetrates through the first adjustment through hole in the supporting plate body and is screwed into one threaded hole of the first adjustment block; the screw rod part of the supporting screw rod penetrates through the first locking nut, is screwed into another threaded hole in the first adjustment block and then is locked through the first locking nut; a main fork part is formed on the main supporting block; the pipe is supported by the main fork part and the screw rod fork part. According to the invention, the processing quality is improved.
Owner:ZHUZHOU KAIFENG IND

Cast-in-situ bored pile pile-foundation combination pile casing for percussion drilling tool

The invention discloses a cast-in-situ bored pile pile-foundation combination pile casing for a percussion drilling tool. The problem that a cast-in-situ bored pile is scrapped due to the fact that a steel reinforcement cage floats upwards when a pile foundation of the cast-in-situ bored pile is constructed through an existing percussion drilling tool is solved. The cast-in-situ bored pile pile-foundation combination pile casing is characterized in that a pile casing body (2) is arranged in a pile casing body foundation ditch, a pile foundation hole (3) and the steel reinforcement cage (4) are arranged right below the pile casing body (2), a pile casing top annular cover (9) is arranged at the top of the pile casing body (2), three horizontally-radiated-type supporting rods (10) are respectively arranged on the outer circle of the pile casing top annular cover (9) at an equal radian interval, a balance weight tray (12) is arranged at the outer end of each horizontally-radiated-type supporting rod (10), a balance weight iron block (14) is arranged in each balance weight tray (12), and horizontal adjustment cushion blocks (13) are arranged between the ground (1) and the balance weight trays (12). According to the cast-in-situ bored pile pile-foundation combination pile casing, the scrapped rate of the cast-in-situ bored pile is reduced, the structure is simple, and operation is conveniently achieved.
Owner:CHINA RAILWAY 19 BUREAU GRP CO LTD

Machine for automatically cutting PIN feet

The invention discloses a machine for automatically cutting PIN feet, comprising a movable cutter and a fixed cutter, wherein the fixed cutter is arranged on a bottom plate; the movable cutter is arranged on a pneumatic lifting mechanism; the movable cuter and the fixed cutter are matched with each other in a sheared way at the left position and the right position; the bottom plate at the left side or the right side of the fixed cutter is provided with a feeding slot that is connected with the fixed cutter; the bottom plate at the other side of the fixed cutter is provided with a positioning block; the pneumatic lifting mechanism comprises a gas cylinder fixed above the bottom plate; a gas cylinder rod of the gas cylinder extending downwards is connected with a movable cutter seat; the movable cutter is arranged on the movable cutter seat; the fixed cutter and the positioning block are used as conduction switches that are communicated with a gas cylinder control circuit and lead the gas cylinder rod to move from an initial position to a cutting position, and are also used as conduction switches that are communicated with a PIN foot counter circuit and lead the PIN foot counter circuit to count; and a travel switch or a proximity switch leading the gas cylinder to recover is arranged at the cutting position of the movable cutter. The machine for automatically cutting the PIN feet has the advantages of high production efficiency, high product utilization ratio and zero counting error.
Owner:广西天山电子股份有限公司

Numerical control telescopic cushion with error compensation function

InactiveCN104014628AReduce scrap rateReduce length error requirements
The invention discloses a numerical control telescopic cushion with an error compensation function. The numerical control telescopic cushion comprises a telescopic cushion base body 12 and fluid cylinders 11 distributed on the telescopic cushion base body 12 in an array mode. The array-mode fluid cylinders are connected to a fluid source in an overall communication or partitioned communication mode. In a pressure machine, the numerical control telescopic cushion is arranged between a top rod and a top crown, and the bottom of the top rod is erected on a supporting and ejecting part for the fluid cylinders of the numerical control telescopic cushion. By controlling pressure of working media of the fluid cylinders, output force of the top rod can be accurately controlled, and therefore different magnitudes of edge pressing force is provided, and the process requirement for stamping materials which are complex in shape and can hardly be formed into a shape is met. In addition, the fluid cylinder arrays in all areas are communicated with one another and are equal in pressure, the length error of the top rod can be automatically compensated for through the change of strokes of the fluid cylinders, the rejection rate of stamping parts can be decreased, and the requirement of the pressure machine for the length error of the top rod is lowered.
Owner:DALIAN CHENGJI MECHANICAL & ELECTRICAL EQUIP CO LTD

Integrated automobile panel accessory opening forming die

The invention relates to an integrated automobile panel accessory opening forming die. The integrated automobile panel accessory opening forming die comprises a lower die base, an upper die base, a fixing assembly and a pushing assembly, wherein a die core is arranged on the lower die base, and a first die cavity and a second die cavity are formed in the die core; the upper die base is provided with a punching assembly and a stamping assembly; and the fixing assembly is arranged on the lower die base and is used for pressing the to-be-machined plate into the first die cavity; and the pushing assembly is arranged on one side, opposite to the second die cavity, of the lower die base, and the pushing assembly is used for pushing the plate formed by punching from the first die cavity to the second die cavity. During machining, the plate is punched through the punching assembly, the plate is pushed from the first die cavity to the second die cavity through the pushing assembly, the punchingassembly is used for flattening the plate at the same time in the punching process, the to-be-processed plate after the punching is pushed to the second die cavity through the pushing assembly, and the plate to be punched is pushed out of the second die cavity, so that the punching and flattening integrated forming is realized, the production efficiency is improved, and the rejection rate is reduced.
Owner:昆山国方模具有限公司

Production equipment and production process of pole piece

The invention belongs to the technical field of a lithium ion battery, and particularly relates to production equipment of a pole piece. The production equipment comprises an unwinding mechanism, a rolling mechanism, a stretching mechanism, a winding mechanism and a heating mechanism, wherein the rolling mechanism is used for rolling the pole piece; the pole piece comprises a film region and an empty foil region; a film layer is formed on the surface of the film region; a film layer is formed on the surface of the empty foil region; the stretching mechanism is used for stretching the pole piece; the heating mechanism is used for heating the empty foil region; and the heating mechanism is arranged between the rolling mechanism and the stretching mechanism. Relative to the prior art, according to the invention, the heating mechanism is arranged between the rolling mechanism and the stretching mechanism, so that before the pole piece enters the stretching mechanism and after the pole piece enters the rolling mechanism, the empty foil region is heated, and thus, the heated empty foil region can be stretched to specified elongation by a small tension, breakage of the empty foil region of the pole piece in the stretching process is avoided, a scrap rate in the production process of the pole piece is reduced, and production cost of the pole piece is reduced.
Owner:东莞天予天正新能源科技有限公司

Control method for temperature of thermal treatment heating furnace

InactiveCN104328273ASolve temperature deviationReduce scrap rate
The invention relates to a control method for the temperature of a thermal treatment. By adoption of the control method, the technical problem that the measured temperature deviates from the temperature of a working interval of the heating furnace is solved and the rejection rate of heat treatment is reduced. The control method is characterized in that when the ambient temperature is changed, before the heat treatment is carried out on a workpiece to be treated, a measurement and control instrument (2) in the original measurement and control system is corrected, and then temperature control on the thermal treatment heating furnace is carried out and specifically comprises the following correction steps of 1) adding a monitoring system on the original measurement and control system; and 2) carrying out a measurement and control temperature correction method, namely, ensuring that the heating furnace is in an insulating stage under the process set temperature, reading a temperature value of the monitoring instrument (1) and a temperature value of the measurement and control instrument (2) of the original system, carrying out correction in an 'error correction' menu item of the measurement and control instrument (2), and adding 'positive correction amount' into an 'error correction' menu item to ensure that the indicated value of the measurement and control instrument (2) and the indicated value of the monitoring instrument (1) are consistent.
Owner:HUBEI JIANGSHAN HEAVY IND

Method for predicting copper thickness ratio of sparse area to dense area in pattern plating

The invention relates to a method for predicting a copper thickness ratio of a sparse area to a dense area in pattern plating. The method comprises the following steps: (1) determining a current density J adopted for pattern plating; and (2) selecting a sparse area and a dense area to be monitored, if another dense area is distributed on one side, which is back to the selected dense area, of the sparse area, executing a step a, otherwise, executing a step b; a, determining distances between the sparse area and the two dense areas as h1 and h2 respectively, so that a copper thickness ratio of the sparse area to one of the dense areas is Y1=(mxJ-n)xh1+k, a copper thickness ratio of the sparse area to the other dense area is Y2=(mxJ-n)xh2+k, and a final copper thickness ratio is Z=Y1+Y2-1; b, determining a distance between the sparse area and the dense area as h, so that a copper thickness ratio of the sparse area to the dense area is Y=(mxJ-n)xh+k. Through adoption of the method, the copper thickness ratio of the sparse area to each dense area in pattern plating is predicted according to the current density in pattern plating and the distance between the sparse area and each dense area, so that the pattern plating is monitored in an actual production process, and the quality of a product is ensured.
Owner:GUANGZHOU FASTPRINT CIRCUIT TECH +2

Bamboo batten mat production line

The invention discloses a bamboo batten mat production line. The bamboo batten mat production line comprises a bamboo sheet slivering machine, a bamboo batten grinding machine, a bamboo batten polishing machine, a bamboo batten embossing machine, a bamboo batten baking machine, a bamboo batten mat knitting machine, a bamboo batten mat hot press, a bamboo batten mat cutting machine and a bamboo batten mat typesetting machine, wherein the bamboo batten grinding machine, the bamboo batten polishing machine, the bamboo batten embossing machine, the bamboo batten baking machine, the bamboo batten mat knitting machine, the bamboo batten mat hot press, the bamboo batten mat cutting machine and the bamboo batten mat typesetting machine are sequentially connected through a conveying belt; a plurality of bamboo batten cooking pots and a bamboo batten baking machine are arranged between the bamboo sheet slivering machine and the bamboo batten grinding machine, each bamboo batten cooking pot comprises a pot body and a cover body arranged on the pot body, the pot body is provided with a water inlet pipe, a water outlet pipe and a plurality of steam delivery pipes communicated with a steam generator, a perforated plate is arranged in the pot body, and a bamboo batten placement rack is mounted on the perforated plate through a rotary shaft in an inserted manner. Compared with the prior art, the bamboo batten mat production line has the advantage that the problem that twisting deformation and cracking easily occur after bamboo battens are subjected to charring treatment by the existing drying equipment can be solved.
Owner:融安县肖销竹业有限责任公司

Wire double-acting bending forming mould

The invention discloses a wire double-acting bending forming mould which comprises an upper mould seat, an upper cushion block, an upper cushion plate and an upper forming mould. The upper cushion block is horizontally arranged at the lower end of the upper mould seat in the length direction, the upper cushion plate is horizontally arranged at the lower end of the upper cushion block in the length direction, the upper forming mould is horizontally arranged at the lower end of the upper cushion plate in the length direction, a guide sleeve is further arranged at the lower end of the upper mould seat, and the guide sleeve is located on one side of the upper cushion block. A nitrogen spring and a movable insert are arranged at the lower end of the upper mould seat, the nitrogen spring penetrates through the upper cushion block and the upper cushion plate from top to bottom in sequence, the telescopic end of the nitrogen spring is connected with the movable insert, the movable insert is arranged in the upper forming mould in a sleeved mode, and the movable insert can vertically move in the upper forming mould. A lower forming mould is arranged under the upper forming mould, a lower cushion plate is horizontally arranged at the lower end of the lower forming mould in the length direction, a lower mould seat is horizontally arranged at the lower end of the lower cushion plate in the length direction, a guide rod is further arranged at the lower end of the lower mould seat, the guide rod is sleeved with the guide sleeve, and the guide rod can vertically move in the guide sleeve.
Owner:NANJING HUIDE MACHINERY
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products