Three-way rotatable control speed wire feeder
Technical field
The present invention relates to a kind of wire feeder equipment that is applied in the spheroidal graphite cast iron inoculation process, specifically refer to a kind of novel three-way rotatable control speed wire feeder.
Background technology
Feeding the silk technology is a kind of external refining means of rising in recent years, is widely used to refine in modern times in hello the silk technology of spheroidal graphite cast iron and white silk steel.Alloy claded wire, alloy wire are used for steel-making, and the ability cleaning molten steel changes inclusion morphology, improves molten steel castability and mechanical property, and can show the yield that improves iron alloy, reduces steel-making cost, and its economical effectiveness is showing.Along with the development of steel, superior alloy steel, the increasing substantially of variety steel, the raising of continuous casting ratio, furnace outer refining technology constantly perfect adopts and feeds the silk technology than dusting and direct adding alloy block has bigger meliority.Feeding the silk technology is a kind of advanced steel-smelting technology that development abroad is got up.Along with the development of China's Iron And Steel Industry, advanced Electric furnace steel making continuous casting and direct rolling trinity technology is adopted by steel mill, feeds the silk technology and is surging forward in China, is classified as the metallurgy industry key popularized project by national Ministry of Metallurgical Industry.
Feed a silk technology and be widely used in metallurgical industry, its with evenly, stable, successive mode adds in high temperature metal solution that proportion is little, fusing point and boiling point is low, vapour pressure is high and the element of easy oxidation, be used for desulfurization, deoxygenation, gas and alloying remove slag.Along with this development of technology and development, progressively be applied to casting iron field now, be suitable for spheroidal graphite especially, wriggle China ink and inoculated cast iron.Wire feeder is a kind of robotization wire feeding apparatus that utilizes; With Mg alloy cored wine with certain speed and length; Be inserted into continuously, equably and cut off appropriate location, iron liquid pack processing bottom that the effective mobile of air adds a cover and open quick-friedly, under suitable iron liquid temp and height pressure, stablize, controlled spheriodization process thereof method.The safety of its economy and nodularization quality and controllability are paid attention to by more and more many enterprises.In addition, the collecting and distributing control of wire feeder is for big section steel works steel alloy refinery practice provides the comparatively perfect silk equipment of feeding; Make the time of liquid steel refining shorten greatly; The molten steel temperature loss is little, and the molten steel after the refining can waltz through mold in connecting great waves, and yield rate improves greatly.
But existing wire feeder mechanism structure is complicated, the feeding of monofilament straight line; Must not rotate to an angle, directly feed molten metal, feed fiber tube wall and high-speed motion wiry and produce violent friction through feeding fiber tube; Produce big resistance and noise, hold the liable to block wire broken string and produce noise pollution.
Summary of the invention
The objective of the invention is to design a kind of novel three-way rotatable control speed wire feeder that is applied in the spheroidal graphite cast iron inoculation process, improved above-mentioned big friction, complex structure, the defective of difficult processing, high noisy, shortcomings such as single angle feeding.It has simpler structure, and friction resistance is little, processing more easily, rotatable multi-thread multi-angle feeding etc.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
Three-way rotatable control speed wire feeder, it is characterized in that: said wire feeder comprises that interior is provided with frame, and interior is divided into two cavitys up and down; In the cavity of top; The frame upper surface is installed with the drive sprocket axle support bracket; The wire feeding wheel active wheels of being made up of several wire feeding wheel motion-work wheels are installed on the drive sprocket axle support bracket, and positioning disk is installed in wire feeding wheel motion-work wheel both sides, and following voltage-controlled level control device is installed in the casing lower surface; Can move up and down along following voltage-controlled level control device guide rail; The driven wheels of being made up of several wire feeding wheel follow-up pulleys of wire feeding wheel are installed in down on the voltage-controlled level control device, can move along with following voltage-controlled level control device, and the driven wheels of wire feeding wheel are corresponding up and down with the position of wire feeding wheel active wheels; In the cavity of lower section motor is installed, the motor chain pitch wheel is installed on the motor, the motor chain pitch wheel is connected with transmitting gear on being installed in the drive sprocket axle support bracket through chain; Be installed with on the casing exterior side wall and feed guide frame, angular is fed silk dish group and is installed on the same sidewall through carriage; Slide rail is installed on the adjacent wall, is placed with the slideway slide block in the slide rail, the slideway slide block is fed silk dish group through rocking arm and angular and is connected; Feed guide frame place sidewall and be equipped with and derive the terminal filament wire guider, import the terminal filament wire guider with being equipped with on relative another sidewall.
Down voltage-controlled level control device is selected the spring hold-down devices.
Wire feeding wheel initiatively wheels is made up of three wire feeding wheel motion-work wheels.
The driven wheels of wire feeding wheel are made up of three wire feeding wheel follow-up pulleys.
Initiatively wheels of 2 groups of wire feeding wheels are installed on the drive sprocket axle support bracket, and wire feeding wheel initiatively connects through the motion-work wheel driving chain between the wheels.
Angular feed silk dish group comprise up and down 2 positions corresponding feed the silk dish, the silk dish of feeding of top has 3 strip gabs, opening one end points to the center of circle, the other end extends to feeding the silk plate edge, and between 3 openings 120 ° at interval; The silk edge, rim of feeding of below has 3 arcual openings.
Feeding guide frame is triangle, and wherein fixedly connected with casing in a limit, and the angle relative with this edge and the vertical join line on ground are fed the center of circle of silk dish group by angular.
Motor connects PLC control and speed change electrician case.
Motor 12 is selected electromagnetic adjustable speed motor.
The invention has the advantages that equipment is fed silk and can angle be changed, thereby the silk thread feeding is more even, whole plant is simple in structure, and the trouble spot is few, and is easy to maintenance, and it is little to rub, and prevents card silk fracture of wire, and noise pollution is little.
Description of drawings:
Fig. 1 is rotatable control speed wire feeder front view;
Fig. 2 is rotatable control speed wire feeder left view;
Fig. 3 is that silk dish synoptic diagram is fed in a rotation;
Fig. 4 feeds silk dish synoptic diagram for another rotation;
Fig. 5 is the positioning disk front view;
Fig. 6 is the positioning disk left view;
Fig. 7 is following voltage-controlled level control device synoptic diagram;
Fig. 8 is that casing is connected synoptic diagram with hello guide frame and angular rotation hello silk dish;
Description of reference numerals:
1. frame; 2. carriage; 3. angular is fed silk dish group; 3a. the silk dish is fed in the below; 3b. the silk dish is fed in the top; 4. feed guide frame; 5a. derive the terminal filament wire guider; 5b. import the terminal filament wire guider; 6. descend the guide rail of voltage-controlled level control device; 7. following voltage-controlled level control device; 8. driven wheels of wire feeding wheel; 9. wire feeding wheel wheels initiatively; 10. drive sprocket axle support bracket; 11. chain; 12. electromagnetic machine; 13. motion-work wheel driving chain; 14. press down position-controlled device control bolt; 15. slideway pilot lever; 16. transmitting gear; 17. positioning disk group; 18. motor chain pitch wheel; 19. rocking arm; 20. slideway slide block; 21. slide rail; 22. casing.
Embodiment:
Below in conjunction with accompanying drawing the present invention is elaborated.
Fig. 1 is rotatable control speed wire feeder front view, and Fig. 2 is rotatable control speed wire feeder left view, and is as shown in the figure, and three-way rotatable control speed wire feeder comprises casing 22 set inside organic frames 1, and casing 22 inside are divided into two cavitys up and down; In the cavity of top; Frame 1 upper surface is installed with drive sprocket axle support bracket 10; The wire feeding wheel active wheels of being made up of 3 wire feeding wheel motion-work wheels 9 are installed on the drive sprocket axle support bracket 10, and 2 groups of wire feeding wheels initiatively connect through motion-work wheel driving chain 13 between the wheels 9.Positioning disk 17 is installed in wire feeding wheel motion-work wheel both sides, and like Fig. 5, shown in 6, positioning disk 17 passes through bolt with the wire feeding wheel motion-work wheel, can well control the trend of feeding silk thread; Positioning disk does not carry out independent setting, but with the plan of motion-work wheel one, practiced thrift the design of spatial design and load larrying member greatly.Voltage-controlled level control device 7 is installed in casing 22 lower surfaces down, and is as shown in Figure 7, can move up and down along following voltage-controlled level control device guide rail 6; Down voltage-controlled level control device 7 is selected the spring hold-down devices.The driven wheels of being made up of 3 wire feeding wheel follow-up pulleys 8 of wire feeding wheel are installed in down on the voltage-controlled level control device 7, can move along with following voltage-controlled level control device 7, and 2 groups of driven wheels 8 of wire feeding wheel are corresponding up and down with the position of 2 groups of wire feeding wheels active wheels 9; Wire feeding wheel motion-work wheel, wire feeding wheel follow-up pulley match with positioning disk, through motion of friction-driven filament and control direction.Through the power of the drive friction between the MS master-slave driving wheel, drive silk thread and control the silk thread heading, and then guide frame is fed in entering smoothly through three groups of dish-type liners, coil through hello silk at last and get into molten metal.Motor 12 is installed as propulsion source in the cavity of lower section, through choosing electromagnetic adjustable speed motor, can carries out speed governing through the electromagnetic speed-adjusting table, and then save wheel box, so can significantly reduce structure design.Motor chain pitch wheel 18 is installed on the motor 12, and motor chain pitch wheel 18 is connected with transmitting gear 16 on being installed in drive sprocket axle support bracket 10 through chain 11.Motor 12 can also connect PLC control and speed change electrician case, can carry out simple programming through PLC control and speed change electrician case, carries out the importing to silk thread, pours out, and speed change such as sends at the adjustable operation.
As shown in Figure 8, be installed with trilateral on casing 22 exterior side wall and feed guide frame 4, a limit wherein is fixedly connected with casing 22, and the angle relative with this edge and the vertical join line on ground are fed the center of circle of silk dish group 3 through angular; Feed guide frame through 3 targets, the control filament direction of walking about, but have only 3 somes contacts, thus reduced friction resistance greatly, prevent damage to filament.Angular is fed silk dish group 3 and is installed on the same sidewall through carriage 2, comprises 2 hello silk dishes that the position is corresponding up and down, like Fig. 3, shown in 4; The silk dish 3b that feeds of top has 3 strip gabs; Opening one end points to the center of circle, and the other end extends to feeding a silk dish 3b edge, and between 3 openings 120 ° at interval; The silk dish 3a that feeds of below has 3 arcual openings along the edge.Slide rail 21 is installed on the adjacent wall, is placed with slideway slide block 20 in the slide rail 21, slideway slide block 20 is fed silk dish group 3 through rocking arm 19 and angular and is connected.Pilot lever 15 links to each other with slideway slide block 20.Manually regulate slowly through slide rail 21 and rocking arm 19, can single wire be carried out 0 ~ 110 ° adjusting, silk is added more uniformly.Feed guide frame 4 place sidewalls and be equipped with and derive silk thread end guides 5a, import terminal filament wire guider 5b with being equipped with on relative another sidewall, be used for silk thread is poured into or derived.
The silk method of feeding based on above-mentioned wire feeder may further comprise the steps:
Step 1. motor 12 begins to rotate, and sends power to transmitting gear 16 through chain 11, and then drives initiatively wheels 9 rotations of wire feeding wheel, power system entry into service so far;
Step 2. transfers to minimum with the rotating speed of motor 12; Through regulating down voltage-controlled level control device 7; The driven wheels 8 of wire feeding wheel are transferred up and down; Keep the distance between motion-work wheel and the follow-up pulley to be slightly less than the selected silk silk thread diameter of feeding, can guarantee that so enough big frictional power drives silk thread and advances smoothly, adjusting work so far finishes;
Step 3. is sent into equipment with silk thread from importing terminal filament wire guider 5b; The slit of silk thread between wire feeding wheel active wheels 9 and the driven wheels 8 of wire feeding wheel; And laterally control by 17 pairs of silk thread heading of positioning disk, and then through deriving terminal filament wire guider 5a, the silk thread shell 22 that goes out to disembark so far;
Step 4. go out the to disembark silk thread of shell 22 get into to be fed guide frame 4, through feeding 3 targets location of guide frame 4, produces enough little some friction resistance and arrives angular hello a dish group 3; Through being installed in slideway slide block 20 and the horizontal slip of slideway pilot lever 15 in the slide rail 21 on the casing 22; Control rocking arm 19, and then the silk dish 3b that feeds of top is rotated, thus make silk thread carry out 0-110 ° swing rotation; Silk thread gets in the molten metal after silk coils 3a through feeding of below, so far finishes the whole silk process of feeding.