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49results about How to "Simple service life" patented technology

Vertical vacuum sputtering coating production line

The invention discloses a vertical vacuum sputtering coating production line. The vertical vacuum sputtering coating production line comprises a transmission assembly line and a coating assembly line, wherein the coating assembly line is connected with the transmission assembly line. The transmission assembly line comprises a rail, at least one transmission trolley and at least one substrate carrying device. The transmission trolley runs on the rail and transmits the substrate carrying device. The coating assembly line comprises an inlet cavity, an inlet transition cavity, an inlet buffer cavity, a coating cavity, an outlet buffer cavity, an outlet transition cavity and an outlet cavity. Compared with the prior art, the transmission assembly line and the coating assembly line are connected end to end to form an annular assembly line, so that the occupied area is saved; intelligent control is adopted for substrate transmission in the whole coating production line, so that manpower and material resources are saved, and production efficiency is improved; all cavities in the coating assembly line are replaced or added according to requirements of products, so that the whole coating production line meets the requirements of various coating processes; andthe service life is prolonged, resources are saved, and therefore the vertical vacuum sputtering coating production line has quite wide application prospects.
Owner:XIANGTAN HONGDA VACUUM TECH CO LTD

Vacuum coating production line

The invention discloses a vacuum coating production line which comprises a conveying assembly line and a coating assembly line, wherein the coating assembly line is connected with the conveying assembly line; the conveying assembly line comprises a rail, at least one conveying trolley and at least one mounting device; and the conveying trolley operates on the rail, and the mounting devices are conveyed by the conveying trolley; the coating assembly line comprises an inlet cavity, an inlet transition cavity, an inlet buffer cavity, a coating cavity, an outlet buffer cavity, an outlet transition cavity and an outlet cavity. Compared with the prior art, the conveying assembly line and the coating assembly line are connected end to end to form an annular assembly line, the occupied area is saved, substrate transmission in the whole coating production line is intelligently controlled, manpower and material resources are saved, the production efficiency is improved, each cavity in the coating assembly line is replaced or increased according to the product needs, the whole coating production line meets the requirements of multiple coating processes, the service life is prolonged, and the resources are saved. Therefore, the application prospect is wide.
Owner:XIANGTAN HONGDA VACUUM TECH CO LTD

Hard alloy mold material for titanium alloy fastener formed through warm forging and preparation method of hard alloy mold material

The invention discloses a hard alloy mold material for a titanium alloy fastener formed through warm forging and a preparation method of the hard alloy mold material. The hard alloy mold material comprises 73.5%-80.5% of WC, 18%-22% of Co, 1%-2% of Ni, 0.3%-1.5% of Cr3C2 and 0.2%-1% of Re. The technique of the hard alloy mold material comprises the steps that WC, Co, Ni, Cr3C2 and Re are placed in a rolling ball mill, wet milling media, forming agents and additives are added under the matching of wet milling balls and mixtures, and ball milling is conducted; slurry obtained after wet milling is dried by means of a spray tower for granulation; and dried alloy powder is subjected to press-forming and placed in a low-pressure sintering furnace for heat preservation, and an alloy product is obtained after the sintering furnace is cooled to the indoor temperature The prepared hard alloy product has good abrasion resistance, corrosion resistance and oxidation resistance; in addition, the strength is high, the service life is long, and the production technique is simple; and compared with WC-Co hard alloy, the service life of the hard alloy mold material can be prolonged by 50% or over.
Owner:SHAREATE TOOLS

Double-spring clamp auxiliary supporting device

The invention discloses a double-spring clamp auxiliary supporting device. The double-spring clamp auxiliary supporting device comprises a hollow supporting seat. A supporting column used for supporting workpieces is installed inside the supporting seat in an up-down sliding mode. A first wedge block penetrating through the supporting column is installed inside the supporting seat in a transverse sliding mode. The first wedge block is provided with an upper wedge surface and a lower wedge surface which are parallel to each other. The supporting column is provided with an ascending mechanism and a descending mechanism, wherein the ascending mechanism slides relative to the upper wedge surface of the first wedge block to ascend, and the descending mechanism slides relative to the lower wedge surface of the first wedge block to descend. A spring compression mechanism capable of automatically pushing the first wedge block to slide and making the supporting column ascend is arranged at one end of the first wedge block. A push rod mechanism capable of pushing the first wedge block to slide and making the supporting column descend is arranged at the other end of the first wedge block. The double-spring clamp auxiliary supporting device is reasonable in structure, auxiliary supporting of the workpieces can be realized, the device can automatically follow the workpieces to move upwards when the workpieces float up so that the workpieces can be supported, clearances are removed, and therefore supporting reliability is guaranteed.
Owner:GUANGXI YUCHAI MASCH CO LTD

Metal composite mullite-silicon carbide ceramic composite material and preparation method thereof

The invention relates to a metal composite mullite-silicon carbide ceramic composite material, which is prepared from the following raw materials in percentage by mass: 60 to 80 weight percent of mullite, 4 to 20 weight percent of metal powder and 5 to 20 weight percent of silicon carbide. The invention also provides a preparation method of the composite material. The composite material uses the mullite, the metal powder and the silicon carbide as major raw materials; through low-temperature sintering, the metal composite mullite-silicon carbide ceramic composite material is prepared; the firing temperature is low; the production process is simple and the production cost is low.
Owner:ZHENGZHOU UNIV

1200L blender

The invention belongs to the field of food instruments, specially provides a rotating shaft sealing mechanism and a blender, and particularly relates to a 1200L blender commonly used in the food industry. The rotating shaft sealing mechanism comprises a first fixing base, and a through hole allowing a rotating shaft to penetrate through is formed in the middle of the first fixing base. A first V-type sealing pad, a first lip sealing pad and a packing sealing pad are sequentially arranged between the first fixing base and the rotating shaft from left to right in an attached mode. The blender is provided with a left sealing mechanism corresponding to the rotating shaft sealing mechanism. The 1200L blender has the beneficial effects of having an excellent sealing effect and long service life, being convenient to assemble and disassemble, and the like.
Owner:LUOHE SHUANGHUI MEAT IND

High voltage inverter capable of automatically extinguishing fire

The invention discloses a high voltage inverter capable of automatically extinguishing fire comprising a high voltage inverter body, a base, a supporting seat, an iron core transformer arranged in the high voltage inverter body, a control box arranged in the high voltage inverter body and a power unit arranged in the high voltage inverter body, wherein the supporting seat is installed on the base, the high voltage inverter body is installed on the supporting seat, a vertical division plate is arranged in the high voltage inverter body, three transverse division plates are arranged in the high voltage inverter body on a left side of the vertical division plate, the control box is installed on a right side of the vertical division plate, the power unit is installed on the three transverse division plates, the iron core transformer is installed at the bottom in the high voltage inverter body, a through hole is formed in the supporting seat, and a heat dissipating draught fan is arranged on the high voltage inverter body. The high voltage inverter is simple in structure, convenient to use and install, simple to operate, low in cost, convenient for wiring, good in heat dissipating effect, labor-saving, wide in application range, long in service life, and is safe and reliable.
Owner:充梦霞

PVC anti-freezing tube

The invention relates to a PVC tube, in particular to a PVC anti-freezing tube which mainly comprises a tube body, sponge is arranged on the tube body, steel balls are arranged in the sponge, and the sponge is sleeved with a PVC tube sleeve. The PVC anti-freezing tube is simple in structure and reasonable in design, and a hollow layer is filled with the sponge, so that the heat preservation effect of the tube body is good, and the tube body is not prone to be frozen and not prone to cracking. Under the action of the steel balls, the gap existing between the external tube sleeve and the tube body is reduced, the external PVC tube sleeve is prevented from being fractured, and therefore the service life of the PVC anti-freezing tube is prolonged.
Owner:安徽盛华管业有限公司

A double spring clamp auxiliary support device

The invention discloses a double-spring clamp auxiliary supporting device. The double-spring clamp auxiliary supporting device comprises a hollow supporting seat. A supporting column used for supporting workpieces is installed inside the supporting seat in an up-down sliding mode. A first wedge block penetrating through the supporting column is installed inside the supporting seat in a transverse sliding mode. The first wedge block is provided with an upper wedge surface and a lower wedge surface which are parallel to each other. The supporting column is provided with an ascending mechanism and a descending mechanism, wherein the ascending mechanism slides relative to the upper wedge surface of the first wedge block to ascend, and the descending mechanism slides relative to the lower wedge surface of the first wedge block to descend. A spring compression mechanism capable of automatically pushing the first wedge block to slide and making the supporting column ascend is arranged at one end of the first wedge block. A push rod mechanism capable of pushing the first wedge block to slide and making the supporting column descend is arranged at the other end of the first wedge block. The double-spring clamp auxiliary supporting device is reasonable in structure, auxiliary supporting of the workpieces can be realized, the device can automatically follow the workpieces to move upwards when the workpieces float up so that the workpieces can be supported, clearances are removed, and therefore supporting reliability is guaranteed.
Owner:GUANGXI YUCHAI MASCH CO LTD

Road surface cutting machine with cutting pieces capable of being rapidly switched

The invention discloses a road surface cutting machine with cutting pieces capable of being rapidly switched. The road surface cutting machine comprises a bottom plate, four rectangularly-distributeduniversal wheels are fixedly connected to the bottom side of the bottom plate, and a pushing handle is fixed to the upper side of the end, close to the universal wheels, of the bottom plate. Paired supporting rods are fixedly connected to the top side of the middle of the bottom plate, a rotary shaft is hinged to the ends, away from the bottom plate, of the supporting plates, and the outer side, close to one end of one of the supporting rods, of the rotary shaft is sleeved with a second belt wheel. Two corresponding hinging plates are hinged to the outer side, between the second belt wheel andthe other supporting rod, of the rotary shaft and are each in a triangular shape, and the three corners of one of the hinging plates correspond to the three corners of the other hinging plate. The first cutting piece, the second cutting piece and the third cutting piece are hinged between the two hinging plates. According to the road surface cutting machine, the structure is novel, the three cutting pieces are simultaneously hinged through the paired triangular hinging plates, rapid recombination and switching of the cutting pieces are achieved, the work efficiency is greatly improved, and popularization is easy.
Owner:HEFEI XIAKANG ELECTRONICS COMMERCE CO LTD

Work method of high-voltage frequency converter capable of automatic fire extinguishment

The invention discloses a work method of a high-voltage frequency converter capable of automatic fire extinguishment. The high-voltage frequency converter comprises a high-voltage frequency converter body, a base and a supporting seat, an iron core transformer arranged in the high-voltage frequency converter body, a control box arranged in the high-voltage frequency converter body, and power units arranged in the high-voltage frequency converter body, wherein the supporting seat is installed on the base, the high-voltage frequency converter body is installed on the supporting seat, the high-voltage frequency converter body is internally provided with a vertical separator plate, the high-voltage frequency converter body at the left side of the vertical separator plate is internally provided with three transverse separator plates, the control box is installed at the right side of the vertical separator plate, the power units are installed on the three transverse separator plates, the iron core transformer is installed at the bottom in the high-voltage frequency converter body, the supporting plate is provided with a through hole, and the high-voltage frequency converter body is provided with a cooling blower fan. The structure is simple, the application and installation are convenient, the operation is simple, the cost is low, the wiring is convenient, the heat dissipation effect is good, labor is saved, the application scope is wide, the service life is long, and the safety and reliability are high.
Owner:充梦霞

A digital differential tension sensor based on a linear array CCD and a tension detection method using the sensor

The invention relates to a digital differential tension sensor based on a linear array CCD and a tension detection method using the sensor. The sensor includes a suspension beam made from elastic material. The inner end of the suspension beam is fixed. The middle of the right side and the middle of the back side of the suspension beam are each provided with a mirror reflection region. The outer end of the suspension beam is a free force bearing end. A first laser emitter and a second laser emitter are symmetrically arranged above and below the inner end of the suspension beam. Optical paths ofthe two laser emitters are inclined and face the mirror reflection regions. A first linear array CCD element and a second linear array CCD element that can sense laser reflected light are symmetrically arranged above and below the outer end of the suspension beam. Signal output ends of the two linear array CCD elements are electrically connected with a control circuit. Through differential calculation, the detection method obtains a relationship between tension and pixel offset of the linear array CCD elements to obtain the tension. The digital differential tension sensor is simple in structure and is high in detection precision, linearity and sensitivity, is convenient and reliable, and realizes digital measurement of micro-tension.
Owner:WEIFANG MEDICAL UNIVERSITY

Wax deposition prevention device for oil production well

The invention discloses a wax deposition prevention device for oil production well. The wax deposition prevention device comprises a plurality of heatable oil pipes communicating with one another through connecting nut sleeves, each heatable oil pipe comprises an inner oil pipe body, an electric heating layer pasted to the inner oil pipe body and a sleeve, the sleeves are connected with the inneroil pipe bodies, and an annular end cover is arranged at the two ends of each sleeve. Each annular end cover is provided with a plurality of annularly-distributed first electric inserting pieces, theelectric heating layers are composed of a plurality of electric heating film strips, the electric heating film strips are distributed in the axis extending direction of the inner oil pipes, and the two poles of each electric heating film strip are correspondingly connected with the corresponding first electric inserting pieces through wires. When the adjacent heatable oil pipes are connected, thefirst electric inserting piece positioned at the bottom of the upper heatable oil pipe and the first electric inserting piece positioned at the top of the lower heatable oil pipe are correspondingly in contact connection with corresponding second electric inserting pieces positioned on the corresponding connecting nut sleeves. The wax deposition prevention device is good in wax deposition prevention effect, does not interfere with the oil extraction process, can improve an existing oil pipe, and is good in applicability.
Owner:陕西惠泽热能有限公司

Engine piston cooling electromagnetic valve structure

The invention provides an engine piston cooling electromagnetic valve structure applied to the technical field of automobile engine parts. The engine piston cooling electromagnetic valve structure ischaracterized in that one end of a valve sleeve (5) is connected to a shell (1), a valve core (6) is movably arranged in the valve sleeve (5), the end face of the other end of the valve sleeve (5) isprovided with an oil inlet (7), the side face of the end, close to the oil inlet (7), of the valve sleeve (5) is provided with an oil outlet (8), a magnetic core shaft (9) is arranged on a magnetic core body (4), the magnetic core shaft (9) penetrates through a through hole (10) in the valve sleeve (5) to be connected with one end of the valve core (6), the valve sleeve (5) is provided with a front yoke sleeve (18) which forms an integrated structure with the valve sleeve (5), and the front yoke sleeve (18) extends from the other side of a coil (11) to the interior of the coil (11). Accordingto the engine piston cooling electromagnetic valve structure, according to engine working condition, different signals can be sent out through an ECU to adjust flow so that the oil injection time, theoil injection quantity and the engine working condition during cooling can be accurately matched.
Owner:JAPHL POWERTRAIN SYST

Integrated circuit test module and preparation method thereof

The invention provides an integrated circuit test module and a preparation method thereof. The integrated circuit test module comprises a test circuit board and an elastic structure. The test circuitboard comprises a plurality of contacts. The elastic structure is arranged on the test circuit board; the elastic structure comprises a plurality of probe groups and an elastic rubber block; each probe set comprises a first metal ball, a second metal ball and a metal wire, the metal wires are connected between the first metal balls and the second metal balls, the second metal ball is electricallyconnected to the contacts, the probe sets are vertically and partially wrapped in the elastic rubber block, and the first metal balls are used for being electrically contacted with an element to be tested. Therefore, the conventional double-head probe can be replaced by the elastic structure with the elastic rubber block and the probe group, so that the manufacturing and maintenance cost of the double-head probe is reduced.
Owner:UNIVERSAL GLOBAL TECH KUNSHAN

Pressure switch suitable for pump

The invention relates to a pressure switch suitable for a pump, and solves the problems caused by frequent start of a pressure switch in the prior art. According to the scheme, the pressure switch comprises a check valve and a switch body, wherein an outer pressure taking port is arranged on a valve base, a non-return passage and a drainage passage are arranged in the valve base, wherein the non-return passage comprises a water inlet section and a non-return section, and the water inlet end of the drainage passage communicates with the water inlet section, the outer pressure taking port communicates with the water inlet section, and the water outlet end of the drainage passage communicates with the non-return section; and an inner pressure taking port arranged on the switch body cooperateswith a detection passage, an outer pressure taking end of a detection assembly cooperates with the outer pressure taking port, the inner end of a sealing assembly of the inner pressure taking port cooperates with the inner pressure taking port, and the outer end cooperates with the outer pressure taking port. The pressure switch has the effects that under a working condition of impurities containing silt, the problem of failure of automatic control of the water pump can be effectively solved, a user can be prevented from debugging a pressure switch value, the user can conveniently use the pressure switch, and frequent actions of the switch can be avoided.
Owner:SHIMGE PUMP IND GRP CO LTD

Beam-pumping unit

The invention provides a beam-pumping unit which comprises a base, a machine frame, a support, a crank, a driving device and a walking beam. The machine frame and the support are both installed on the base, the driving device is installed on the machine frame, the output end of the driving device is connected with a first gearbox, the output end of the first gearbox is connected with a driving gear, a second gearbox is arranged on the machine frame, the input end of the second gearbox is provided with a driven gear matched with the driving gear, the crank is installed on an output shaft of the second gearbox, a connecting rod is hinged to the crank, the other end of the connecting rod is hinged to one end of the walking beam, the other end of the walking beam is provided with a horse head, the walking beam is hinged to the support, and a vibrator is arranged at the connecting position of the walking beam and the support. The beam-pumping unit is simple in structure, convenient to use and install, simple to operate, low in cost, high in working efficiency, low in energy consumption, wide in application range, long in service life, safe and reliable, effectively reduces stroke frequency, and meets adopted production requirements.
Owner:杨仲辉

A vertical vacuum sputtering coating production line

The invention discloses a vertical vacuum sputtering coating production line, which includes a transfer line and a coating line, the coating line is connected to the transfer line; the transfer line includes a track, at least one transfer car and at least one film loading device, the transfer car Running on the above track, the film loading device is transferred by the transfer car; the coating line includes an inlet chamber, an inlet transition chamber, an inlet buffer chamber, a coating chamber, an outlet buffer chamber, an outlet transition chamber and One exit chamber. Compared with the existing technology, the transmission line and the coating line are connected end to end to form a circular line, which saves floor space. The substrate transmission in the entire coating production line adopts intelligent control, which saves manpower and material resources and improves production efficiency. Each chamber in the coating line is based on Product demand is replaced or increased, and the entire coating production line can adapt to various coating process requirements, prolong the service life, and save resources, so its application prospect is very broad.
Owner:XIANGTAN HONGDA VACUUM TECH CO LTD

High-voltage inverter capable of alarming and self-extinguishing

The invention discloses a high-voltage inverter capable of alarming and self-extinguishing. The high-voltage inverter comprises a high-voltage inverter body, a base, a support base, an iron core transformer, a control box and a power unit, wherein the iron core transformer is arranged in the high-voltage inverter body; the control box is arranged in the high-voltage inverter body; the power unit is arranged in the high-voltage inverter body; the support base is arranged on the base; the high-voltage inverter body is arranged on the support base; a vertical separating plate is arranged in the high-voltage inverter body; three horizontal separating plates are arranged in the high-voltage inverter body on the left side of the vertical separating plate; the control box is arranged on the right side of the vertical separating plate; the power unit is arranged on the three horizontal separating plates; the iron core transformer is arranged at the bottom in the high-voltage inverter body; a through hole is formed on the support base; a radiating fan is arranged on the high-voltage inverter body. The high-voltage inverter has the advantages of simple structure, convenience in use and mounting, simple operation, low cost, convenience in wiring, good radiating effect, labor-saving effect, wide application scope, long service life, safety and reliability.
Owner:充梦霞

High-voltage frequency converter

The invention discloses a high-voltage frequency converter. The high-voltage frequency converter comprises a high-voltage frequency converter main body, a base and a support seat, as well as an iron core transformer, a control cabinet and power units, which are all arranged in the high-voltage frequency converter main body, wherein the support seat is mounted on the base; the high-voltage frequency converter main body is mounted on the support seat; a vertical partition board is arranged in the high-voltage frequency converter main body; three transverse partition boards are arranged in the high-voltage frequency converter main body on the left side of the vertical partition board; the control cabinet is mounted on the right side of the vertical partition board; the power units are mounted on the three transverse partition boards; the iron core transformer is mounted at the inner bottom of the high-voltage frequency converter main body; through holes are formed in the support seat; a cooling fan is arranged on the high-voltage frequency converter main body. The high-voltage frequency converter is simple in structure, convenient to use and mount, simple to operate, low in cost, convenient for wiring, good in radiating effect, wide in application range and long in service life, saves labor and is safe and reliable.
Owner:苏州市相城区黄桥工业园经济发展有限公司

Integrated solar street light

The invention discloses an integrated solar street light. The integrated solar street light comprises an aluminum alloy box, a solar battery assembly, a storage battery, a light source, an intelligent controller, an infrared intelligent sensor head, a street light system switch, a storage battery bin heat emission hole and a fixing bracket. The integrated solar street light integrates a solar battery panel, a light head, a controller and the storage battery, all components are connected closely and have no relative movement, so that the solar street light is more beautiful, installation and maintenance are easy, operation is reliable, and using in difficult conditions can be met; and an intelligent battery controller adopts a reasonable storage battery charging and discharging strategy and achieves simple algorithm, so that the use efficiency of the solar battery panel is improved, and the service life of the storage battery is also prolonged.
Owner:GANSU NATURAL ENERGY RES INST (UNITED NATIONS IND DEV ORG INT SOLAR TECH PROMOTION & TRANSFER CENT)

High-voltage frequency converter capable of realizing alarm and automatic fire extinguishment

The invention discloses a high-voltage frequency converter capable of realizing alarm and automatic fire extinguishment. The high-voltage frequency converter comprises a high-voltage frequency converter body, a base and a supporting seat, an iron core transformer arranged in the high-voltage frequency converter body, a control box arranged in the high-voltage frequency converter body, and power units arranged in the high-voltage frequency converter body, wherein the supporting seat is installed on the base, the high-voltage frequency converter body is installed on the supporting seat, the high-voltage frequency converter body is internally provided with a vertical separator plate, the high-voltage frequency converter body at the left side of the vertical separator plate is internally provided with three transverse separator plates, the control box is installed at the right side of the vertical separator plate, the power units are installed on the three transverse separator plates, the iron core transformer is installed at the bottom in the high-voltage frequency converter body, the supporting plate is provided with a through hole, and the high-voltage frequency converter body is provided with a cooling blower fan. The structure is simple, the application and installation are convenient, the operation is simple, the cost is low, the wiring is convenient, the heat dissipation effect is good, labor is saved, the application scope is wide, the service life is long, and the safety and reliability are high.
Owner:充梦霞

Working method of high-voltage inverter capable of realizing alarming and automatic fire extinguishing

The invention discloses a working method of a high-voltage inverter capable of realizing alarming and automatic fire extinguishing. The high-voltage inverter comprises a high-voltage inverter main body, a base and a supporting seat as well as an iron core transformer, a control box and power units which are arranged in the high-voltage inverter main body, wherein the supporting seat is mounted on the base, the high-voltage inverter main body is mounted on the supporting seat, a vertical partition plate is arranged in the high-voltage inverter main body, three transverse partition plates are arranged in the high-voltage inverter main body on the left side of the vertical partition plate, the control box is mounted on the right side of the vertical partition plate, the power units are mounted on the three transverse partition plates, the iron core transformer is mounted at the inner bottom of the high-voltage inverter main body, a through hole is formed in the supporting seat, and a cooling fan is arranged on the high-voltage inverter main body. The high-voltage inverter is simple in structure, convenient to use and mount, simple to operate, low in cost, convenient in wiring, good in radiating effect, labor-saving, wide in application range, long in service life and safe and reliable in functions.
Owner:充梦霞

Hot stamping process for promoting meterage realia graduation precision

The invention relates to a hot stamping process for improving the scale accuracy of measuring teaching aids. Wherein: the surface of the substrate is provided with a groove, and the scale mark is located at the bottom of the groove. The steps of the hot stamping method are as follows: prepare a hot stamping relief with a scale; place the hot stamping paper on the hot stamping relief and the substrate Between; turn on the hot stamping machine to make the hot stamping heating element contact the hot stamping relief plate, and the substrate to be printed is deformed by heat during the hot stamping process and sags downward to form grooves; the hot stamping time is 3-60 seconds; the hot stamping temperature is 85-185°C ; The scale on the hot stamping relief plate is transferred to the bottom of the substrate groove along with the hot stamping paper to form a scale mark; the finished product is obtained. The advantage of the invention is that the scale accuracy of the measuring teaching aid can be improved by adopting a suitable hot stamping process. The scale accuracy of the measurement teaching aid can meet the requirements of QB / T1474.1-QB / T1474.7. The product obtained by the present invention is particularly suitable for professionals in various surveying and mapping, drawing and the like.
Owner:南昌航天文化科技有限公司

Steel wire rope resistance increasing device

The invention discloses a steel wire rope resistance increasing device. The device is characterized in that a friction wheel fixing groove is machined in a main support, a friction wheel is installed in the friction wheel fixing groove, a brake pad is buckled on the friction wheel in a hooping mode, one end of the brake pad is fixed to the main support through a brake pad fixing rod, a brake pad baffle is fixedly installed at the other end of the brake pad, and a pressurizing transverse plate is mounted on the main support. The resistance increasing device solves the technical problems that a traditional resistance increasing device is complex in structure, large in size, inconvenient to install and use and the like, and has the advantages of being small in size, reasonable in installation structure, low in manufacturing cost and relatively simple in production process.
Owner:GUANGXI GAOFENG MINE IND

Cemented carbide mold material and preparation method for warm forging titanium alloy fasteners

The invention discloses a hard alloy mold material for a titanium alloy fastener formed through warm forging and a preparation method of the hard alloy mold material. The hard alloy mold material comprises 73.5%-80.5% of WC, 18%-22% of Co, 1%-2% of Ni, 0.3%-1.5% of Cr3C2 and 0.2%-1% of Re. The technique of the hard alloy mold material comprises the steps that WC, Co, Ni, Cr3C2 and Re are placed in a rolling ball mill, wet milling media, forming agents and additives are added under the matching of wet milling balls and mixtures, and ball milling is conducted; slurry obtained after wet milling is dried by means of a spray tower for granulation; and dried alloy powder is subjected to press-forming and placed in a low-pressure sintering furnace for heat preservation, and an alloy product is obtained after the sintering furnace is cooled to the indoor temperature The prepared hard alloy product has good abrasion resistance, corrosion resistance and oxidation resistance; in addition, the strength is high, the service life is long, and the production technique is simple; and compared with WC-Co hard alloy, the service life of the hard alloy mold material can be prolonged by 50% or over.
Owner:SHAREATE TOOLS

Cooling device

The invention discloses a cooling device. The cooling device is provided with a cooling chamber (1), a shell (2), at least one door (4), and a door fixing piece (7), wherein the cooling chamber is used for storing a to-be-cooled article; the shell (2) at least partially accommodates the cooling chamber (1); the door (4) is arranged at a shell opening (3) of the shell (2), can move relative to theshell (2) and is used for allowing the article to enter the cooling chamber; the door fixing piece (7) is arranged between the door (4) and the shell (2). The door fixing piece (7) is provided with anopening device (8) provided with a turning rod (14). The door (4) can move from a closed position (10) to an open position (11) around a special horizontal turning axis (9) through the opening device(8). For achieving advantageous structural conditions, the door fixing piece (7) is provided with a support (15) which is connected with the turning rod (14) and particularly connected to the turningrod (14), the support (15) is used for bearing at least one component (16) of another opening device of the door fixing piece (7), and thus the door (4) can move from the closed position (10) to another open position (18), different from the open position (11), of another opening device (8).
Owner:郭颂怡

Climbing formwork device and construction method thereof

The invention relates to a climbing formwork device and a construction method thereof. The climbing formwork device comprises a supporting platform, a supporting column, a construction platform and adriving part. The supporting platform comprises a first bottom plate and at least two first supporting parts. The first supporting parts can stretch outside or shrink into the first bottom plate. Thesupporting column is vertically connected to the first bottom plate. The construction platform is arranged outside the supporting column in a sleeving manner, the construction platform is located above the supporting platform and is parallel to the supporting platform, the construction platform comprises a second bottom plate and at least two second supporting parts, and a bearing part is arrangedon the surface, close to the supporting platform, of the second bottom plate. One end of the driving part is connected to the bearing part while the other end of the driving part is connected to thesupporting column and can move along the supporting column. The climbing formwork device in double supporting design is safe and reliable and simple in structure. The construction platform and the supporting platform can move along the supporting column, so that the climbing synchronism and stability of the construction platform are improved favorably. In addition, the construction method of the climbing formwork device is simple in step, easy to operate and suitable for being popularized and applied.
Owner:SHANGHAI CONSTR NO 1 GRP +1

A variable lane personnel protection device used on the steel wire rope of expansion equipment

The invention belongs to the field of outdoor expansion equipment, in particular to a variable-lane personnel protection device used on the steel wire rope of the expansion equipment. It is used to overcome the defects of time-consuming and labor-intensive switching between different steel wire ropes, poor user experience and potential safety hazards in the prior art. It includes a wire rope lane changer, a skeleton handle and a wire rope. The wire rope lane changer includes several sub-lane changers connected by the wire rope. The sub-lane changers are Y-shaped, and the sub-lane changers There are two guide grooves in different directions at the node of the device, and a C-shaped notch is provided at one end of the skeleton handle, and the sub-channel changer passes through the C-shaped notch, and the two ends of the C-shaped notch can be moved along the The guide groove slides, and the other end of the skeleton handle is provided with a safety rope connection hole.
Owner:XIAN JUNANG OUTDOOR SPORT CLUB
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