78results about How to "Expanded range of specifications" patented technology

The present invention discloses an electrode sheet forming machine. The electrode sheet forming machine comprises a support mechanism, an unwinding mechanism, an unwinding rectification mechanism, an unwinding traction mechanism, a tension mechanism, a forming mechanism and a material collecting mechanism. The electrode sheet forming machine is characterized in that: the forming mechanism comprises a chamfer clipping mechanism, a constant length cutting mechanism and an electrode lug punching mechanism, wherein the chamfer clipping mechanism, the constant length cutting mechanism and the electrode lug punching mechanism are sequentially arranged on an electrode sheet belt in an unwinding direction; the chamfer clipping mechanism is provided for carrying out clipping for both sides of the electrode sheet belt to form the chamfer of each single electrode sheet, the constant length cutting mechanism is provided for carrying out constant length cutting for the electrode sheet belt to formthe single electrode sheet, the electrode lug punching mechanism is provided for punching the electrode lug of the single electrode sheet. Compare to the prior art, with the present invention, the die cost is saved.

The invention discloses a system and a method for continuous extrusion production of a fine-grain magnesium alloy strip. The system comprises a decoiling emptying device, an on-line straightening device, an on-line heating device, a continuous extrusion device, a cooling device and a winding displacement collection device. Through control of a temperature of a rod, a good extrusion driving force is produced between the rod and an extrusion wheel groove. Through an expansion mold cavity and a flow-blocking mold, magnesium alloy expansion flowing in a width direction is realized. In order to extrude a plate having larger width, the system adopts a two/three rod feeding-type extrusion mode so that joining and intermetallic welding of multiple rods in a corresponding multi-rod mold cavity are realized. The system and the method have the advantages that a process route is short; production efficiency is high; a grain refinement degree of a product microstructure is high; plate formability is good; and a continuous production line provided by the invention is suitable for industrial application.

The invention pertains to a manufacturing method of disclosed composite pipe, which comprises: an inner pipe (compound layer) adopts stainless steel material and an outer pipe (base layer) adopts carbon steel material, the inner pipe is arranged in the outer pipe, pull/push method is adopted and the function of a formed die is matched to cause the inner pipe and the outer pipe to generate plastic deformation of equal-wall thickness and to compound together in the condensation process. The bimetal composite pipe produced by the manufacturing process can replace stainless steel pipe, non-ferrous metal pipe and various plastics-steel composite pipes and have the same corrosion prevention performance; furthermore, the bimetal composite pipe can also act parts in reducing construction cost of the product, improving working strength, extending application temperature range, improving solderability, facilitating construction, etc., which is widely used in the industries such as petroleum, chemical engineering, electric power, papermaking, medication, food, etc.

The invention relates to a vacuum angle seat valve which comprises a valve body; one end of the valve body is provided with an inlet, and the other end thereof is provided with an outlet; a valve seat is arranged between the inlet and the outlet; a valve core and the valve seat are arranged in a sealing way; the valve core is connected with a valve rod; after the valve rod passes through a free chamber, the rail end of the valve rod is arranged in a control chamber, and the valve rod is also connected with a reset device; the control chamber is connected with the valve body through the free chamber; a sealing device is arranged between the control chamber and the free chamber; simultaneously, the valve body and the free chamber are separated in the sealing way; and the control chamber is provided with a control chamber interface, the outlet is provided with a vacuum taking port, and the control chamber interface and the vacuum taking port are connected with a vacuum controller. The vacuum angle seat valve is characterized by resource saving, quick on and off, good sealing, no easy blockage, low price, light weight and relatively better reliability and maintenance.

The invention aims to provide a vacuum extruder for hollow hanging plates and split bricks. The multifunctional vacuum extruder is provided with two parts, namely an upper mechanism which is positioned on the upper part and is used for transporting, extruding and mixing materials, and a lower mechanism which is positioned on the lower part and is used for extruding the materials, wherein the lower mechanism is positioned on a base; one end of the upper mechanism is fixedly supported on the base through an upper bracket and the other end of the upper mechanism is communicated with a mud feeding hopper in the lower mechanism through a vacuum chamber; a variable frequency motor in the upper mechanism is connected with a clutch to drive the clutch to rotate and is connected with a shell coupler through two output shafts of a double output shaft arc bearing speed reducer for coaction so as to rotate two stirring shafts relatively; an output shaft of a variable frequency motor of the lower mechanism is connected with a planet speed reducer; the planet speed reducer is directly connected with a spindle; the spindle is connected with a spiral extrusion reamer; the tail end of the spiral extrusion reamer is positioned in a cylinder II; and an outer end of the cylinder II is connected with a core, a middle section, an outlet end adjusting plate and a machine head in turn. The vacuum extruder can adapt to various raw materials to produce the hollow hanging plates and the split bricks, and also can produce sintered insulating bricks and sintered insulating block bricks in various specifications and sizes.

The invention discloses a mould flat steel continuous reversible rolling machine unit and a mould flat steel rolling method. The mould flat steel continuous reversible rolling machine unit comprises vertical rolling mills and horizontal rolling mills, wherein the vertical rolling mills comprise a vertical rolling mill I and a vertical rolling mill II; the horizontal rolling mills comprise a horizontal rolling mill I and a horizontal rolling mill II; and the vertical rolling mill I, the horizontal rolling mill I, the vertical rolling mill II and the horizontal rolling mill II are arranged on a horizontal working surface sequentially according to a rolling direction. According to the mould flat steel continuous reversible rolling machine unit and the mould flat steel rolling method, which are provided by the invention, production of multi-size large-size mould flat steel and square steel with the thickness being 6 to 300 mm and the width being 100 to 1000 mm is realized by one production line, the quality precision of products is met, energy consumption is reduced, and the size and the range of the products are enlarged. Therefore, high market adaptive capability is achieved, and enterprises can organize production flexibly according to the market requirements and create more economic benefits.

The invention relates to an imitated nylon differential fiber of dyeable polypropylene fiber for dyeing, which comprises: 80 to 90 percent of polypropylene, 9 to 11 percent of dyeable master batch, 0.3 to 0.7 percent of cooling auxiliary agent and 4.0 to 5.0 percent of polyethylene. The fiber has the advantages that: firstly, the polypropylene fiber has the flexibility, tensile property and elasticity as nylon through modifying the polypropylene fiber; and secondly, the dyeability of the modified polypropylene fiber is realized.

The invention discloses a one-step folding forming method for honeycomb paper. In the existing honeycomb paper core making process, the multi-layer raw paper bonding/cutting or cutting/bonding forming method is adopted, which has the problems of low work efficiency, poor product quality and large material consumption. The method comprises the following steps of: firstly, pressing raw paper by gears to form isosceles trapezoids and inverted isosceles trapezoids, which are interconnected and provided with three equal three sides; then, coating adhesives on the surfaces of the isosceles trapezoids and the surfaces of V-shaped structures; subsequently, mechanically connecting the upper bottom outer surfaces of the trapezoids on the left side of one V-shaped structure with the upper bottom outer surfaces of the trapezoids on the left side of a corresponding inverted V-shaped structure, and mechanically connecting the inner surfaces of the V-shaped structures; and finally, mechanically cutting the honeycomb paper core in the transverse direction, to obtain finished products of honeycomb paper core. The paper sheets as raw materials are continuously fed one by one and not scissored or divided or cut in the whole process, and are always connected as an integral body. The honeycomb paper is in end-to-end connection all the time. The method achieves the effect of continuous operation.

The invention discloses a full-automatic continuous four-side sealing packaging machine. The full-automatic continuous four-side sealing packaging machine is characterized in that a heat sealing mechanism comprises a heat sealing frame and a heat sealing assembly; a second servo motor, a synchronous pulley I and a synchronous pulley II are arranged on the heat sealing frame; a synchronous belt II is wound on the synchronous pulley I and the synchronous pulley II; the second servo motor and the synchronous pulley I are linked; linear rails are further arranged on the heat sealing frame; the heat sealing assembly is provided with a top plate and a bottom plate; an upper module and a lower module are arranged between the top plate and the bottom plate; the bottom plate is mounted on sliding blocks of the linear rails; the synchronous belt II is linked with the bottom plate; a first servo motor is further fixedly mounted on the bottom surface of the bottom plate; a spindle is arranged on the top surface of the bottom plate; a plurality of eccentric wheels are arranged on the spindle at equal intervals; the first servo motor drives the spindle through a synchronous belt I; the upper module is connected with cylinders arranged on the top plate; and rollers which correspond to the eccentric wheels and are in contact with the eccentric wheels are arranged on the bottom surface of the lower module. According to the full-automatic continuous four-side sealing packaging machine, structure is simple, arrangement is convenient, the heat sealing effect is good, and continuous operation of the entire machine is achieved.

The invention discloses a drawing, expanding and follow-up heating device of a cold-drawing unit. One end of a water-cooled cable is connected with a high-voltage electric heating capacitor bank, and the other end is connected with an induction heating coil; one end of an insulation pull rod is fixed on a follow-up trolley, and the other end is connected with the induction heating coil; each lifting carrier roller consists of an air cylinder and a carrier roller rack; the extension length of each air cylinder is adjusted through an adjusting bolt; a traction rod is divided into three sections; pin shaft adjusting holes are drilled in the middle section at equal intervals; one end of the traction rod is connected with the follow-up trolley through a pin shaft I; the other end of the traction rod is connected with the drawing trolley through a pin shaft II; a traction rod carrier wheel is formed by assembling two bearing blocks and one carrier wheel; the lifting sequence of the lifting carrier rollers is controlled by travel switches; and the induction heating coil is formed by winding a copper tube on a stable frame which is fixed on an insulation bakelite plate through welded stainless steel bolts. According to the drawing, expanding and follow-up heating device, the heating speed and the drawing speed are synchronized; the heating speed for a workpiece is high; and the heating is uniform.

The invention provides a driving device of a header. The driving device comprises a cylinder sleeve. A middle distance piece is fixedly arranged inside the cylinder sleeve so that an internal cavity of a cylinder body can be divided into a first cavity and a second cavity which are independent; a first piston is arranged inside the first cavity so that the first cavity can be partitioned into a first air chamber and a second air chamber which are independent and the first piston can reciprocate inside the first cavity; a second piston is arranged inside the second cavity so that the second cavity can be partitioned into a third air chamber and a fourth air chamber which are independent and the second piston can reciprocate inside the second cavity; a spindle pipe is arranged inside the cylinder sleeve and sequentially penetrates through a first end cover, the first piston, the middle distance piece, the second piston and a second end cover, and the spindle pipe can reciprocate inside the cylinder body. The driving device can directly convert linear motion of the pistons into power, and a transmission mechanism of the header is simplified, so that the efficiency of the driving device is improved.

The invention is a recording medium feeding system, which can be applied to lead and output several recording media. The system includes a tray, a separating device, a limiting device and a rolling wheel. The tray has the first end and the second end, the first end is relative to the second one, all the recording media are placed on the tray. The separation device is arranged on the first end of the tray. The limiting device is arranged on the second end of the tray. The recording media is between the separating device and the limiting device. The rolling wheel is arranged on the tray, it can rotate along the first direction and the second direction, the recording media is against to the rolling wheel.

The invention relates to a digital control tufting machine, and belongs to the field of textile machinery. The digital control tufting machine comprises a first assembly, a second assembly, a power distribution cabinet and a tufting gun controlled by two built-in motors, wherein the first assembly comprises a fixing frame and a plurality of handrails; the second assembly is connected with the first assembly; the power distribution cabinet is connected with the second assembly; the second assembly comprises a fixing framework, a guide rod I, a guide rod II, a permanent seat, a guide slide block, a motor I, a motor II, a motor board, a synchronizing wheel and a synchronizing belt; the permanent seat is provided with two guide holes in different directions; the guide rod I and the guide rod II pass through the two guide holes respectively; the two ends of the guide rod I and the guide rod II are connected with fixing framework through the guide slide block; both the motor I and the motor II are fixed on the motor board; the motor board is connected with the fixing framework; the tufting gun is arranged on the permanent seat of the second assembly. The digital control tufting machine has the advantages of reasonable structure, stability, reliability, low production cost, high production efficiency, convenience in installation and detachment, and occupation of a small space.

The invention discloses a four-pressure-roller mechanical intra-machine puller. A main body is of a stepped structure composed of a large cylinder and a small cylinder, a sliding groove penetrating ina radial direction is formed in the middle of the upper end face of the large cylinder, a reverse-flighted screw is installed in the sliding groove, a fixed sleeve is installed at a middle flange ofthe reverse-flighted screw, both ends of the reverse-flighted screw are inserted at threaded holes of two sliding bodies, the sliding bodies are installed opposite to each other, the upper end faces of the two sliding bodies are respectively equipped with two pressure rollers for pressing a to-be-pulled workpiece, the pressure rollers protrude out of an opening of the upper surface of the slidinggroove, each sliding body comprises a fixing block and a sliding block, the sliding blocks are slidably connected with the fixing blocks through long screws, compression springs sleeve rod portions ofthe long screws, one ends of the compression springs abuts against the sliding blocks, and the other ends of the compression springs abut against the fixing blocks. According to the puller, rough andfine adjustment of clamping force can be carried out, the degree of abrasion of a clamping jaw of the puller is reduced, replacement of the pressure rollers is extremely convenient and economical, and the overall service life of the puller is prolonged.

The invention provides a wire wheel seat which is able to reduce weight-bearing sense and lessen situations of losing weight balance by carrying out simple variations to a holding mechanism for holding a wire wheel support of a movable cover. A guide portion (10d) from an inlet side to an inner side is formed at a sidewall surface in an internal space, and an inclination maintaining face portion (10a) is formed at deeper inner side of the guide portion (10d). The spacing between opposite sidewall surfaces are enabled to be smaller as deeper to the inner side, such that the guide portion (10d) and the inclination maintaining face portion (10a) are respectively inclined and inclined angle of the inclination maintaining face portion (10a) is larger than that of the guide portion (10d).