CN102944139B - Detonating tool explosive casting automatic production technology and equipment - Google Patents

Abstract

The invention belongs to the technical field of production of detonators in civil explosion industry, and particularly relates to a detonating tool explosive casting automatic production technology and equipment. The technology comprises the following steps of removing impurities from raw materials, weighing the raw materials, putting the materials into a melting device by a lifting and delivery device to melt, putting the melted materials in a mixing tank, adding solid particles into the melted materials to mix, carrying out riser assembly on a riser and other assemblies, carrying out one-time multiple-mold quantitative casting in the explosive casting procedure after uniform mixing of the materials, delivering the cast grain to the treatment procedure by a delivery machine to carry out gradient cooling treatment, then delivering the cast grain to a stripping procedure to carry out integral stripping, removing the riser, separating the riser from the explosive, cleaning the riser for repetitive use, inspecting the grain, and directly packing the finished grain. The technology and the equipment have the advantages that the flow process is simple, safe and reliable; the one-time multiple-mold casting of the riser is adopted, so the automatic and continuous production is realized, the energy consumption is reduced, the labor and the material are saved, and the production efficiency and the product quality are improved.

Description

A kind of detonation tool castcharges automatic production process

Technical field

The invention belongs to civil explosive industry detonation tool production technical field, be specifically related to a kind of detonation tool castcharges automatic production process.

Background technology

In the quick-fried production industry of China people, detonation tool castcharges is produced and is continued to use artificial second pouring technique always at present.Production process is open type substantially, and manual operations is main, and organization of production personnel are many, is generally 30 people left and right, and labor strength is larger, and production environment is severe, very large to health of human body injury, has very large potential safety hazard.Pollute greatly, energy consumption is high simultaneously, and production efficiency is low, and detonation tool product quality and product stability are poor.Along with the quick-fried product of the people to specialization, scale, intensive, clean, the increase greatly of Essential Safety future development and detonation tool product demand, the automation of producing is had higher requirement.

Summary of the invention

Object of the present invention proposes a kind of detonation tool castcharges automatic production process just in order to solve the deficiencies in the prior art.This technique has been invented critical component and the equipments such as cast rising head, plug nursing and automatic demolding, and the automated production of detonation tool casting medicine is achieved.

The technical solution adopted in the present invention is: a kind of detonation tool castcharges automatic production process, and this processing step is as follows,

The first step: raw material is prepared

First raw material TNT or RDX are carried out to artificial go-on-go removal of impurities, guarantee foreign, weigh by product proportioning;

Second step: molten medicine

Raw material lifting conveying device by completing removal of impurities, after weighing is put into melting channel and is melted, and melting channel temperature is 90-100 ℃, thermal source employing superheated water;

Melting channel structure is " W " grid type, and grid becomes 15 ° of angles to arrange, grid gap is 3-5mm, in grid gap, is provided with screen pack;

Wherein promote conveying device and mainly comprise transfer gantry, running motor, hydraulic bjuffer, walking slide unit, hydraulic wireline winch, protective frame, promote hopper, driving shaft, stopper and driven shaft, driving shaft and driven shaft are bolted on the crossbeam of transfer gantry by bottom support piece, driving shaft and driven shaft centre-to-centre spacing 800mm-1000mm, running motor is connected with driving shaft by shaft coupling, on driving shaft and driven shaft, be placed with walking slide unit, hydraulic wireline winch is placed on walking slide unit, two ends at transfer gantry arranges hydraulic bjuffer, walking slide unit bottom is provided with protective frame, stopper is set on transfer gantry, promote hopper by hydraulic wireline winch by rope hoisting in protective frame,

The 3rd step: mixed medicine

Raw material after fusing is put into blending tank, and continuous uniform adds RDX solid particle, adding speed is 5-10kg/min, solid grain size is 50-200 μ m, keeping blending tank temperature is 85-95 ℃, and solid particle stirs and prepares injection after 10-15 minute after throwing in;

Blending tank mainly comprises stirring motor, reductor, reductor support, water seal, medicine temperature thermometer mouth, shaft, hot water outlet, screw, frame oar, drain hole, hot water inlet, deflection plate, tank body, hot water temperature counts mouth and charge door, after stirring motor and reductor direct connection, be arranged on reductor support, two-layer screw and one deck frame oar are fixed on shaft, top at shaft is provided with water seal, shaft is connected with reductor by shaft coupling, be provided with medicine temperature thermometer mouth at the upper cover top of tank body, charge door, be provided with hot water temperature in the water leg top of tank body one side and count mouth, on the water leg top of tank body, opposite side is provided with hot water outlet, water leg bottom at tank body is provided with hot water inlet, in the bottom of tank body, low head is provided with drain hole, be evenly equipped with four deflection plates at inner tank wall circumferencial direction,

The 4th step: injection

The liquid mixing in blending tank is put into injection valve, open the valve port of injection valve, the rising head of liquid on being placed on pallet component flowed in blaster case, after required liquid level, close the valve port of injection valve, complete injection;

Injection valve mainly comprises pallet component, water inlet, charging aperture, end cap, support and monomer injection valve, wherein pallet component mainly comprises rising head, blaster case, liner base, jacking piece, push rod, spring, hardwood pallet, jump ring, the first core bar, the second core bar, pad and nut, first the first core bar and the second core bar hot pressing are contained on liner base, and be fixed on hardwood pallet by pad and nut, the cooperation of jacking piece is assemblied on liner base and by two push rods passes through pad, spring, jump ring is fixed on hardwood pallet, blaster case is placed on jacking piece top, rising head is placed on blaster case, form thus assembly pallet component,

Monomer injection valve mainly comprises cylinder, adapter sleeve, valve rod, upper valve base, valve body, pull bar, water ring, ripple sealing shroud, valve head, jump ring and lower valve base, bottom at valve body is provided with lower valve base, top at valve body is provided with upper valve base, valve head is arranged on the lower end of valve rod by jump ring, the upper end of valve rod is connected with cylinder by adapter sleeve, ripple sealing shroud expansion set is fitted on valve body on valve rod top and by upper valve base, upper valve base and valve rod adopt and are slidably matched, four jiaos at valve body are provided with pull bar, middle part at valve body is provided with water ring, in the middle of valve body, it is the cavity of diameter 150-180mm,

Be placed on the discharging opening bottom of injection valve with the pallet component on rising head and blaster case, monomer injection valve is arranged on injection valve support, is respectively arranged with end cap at the two ends of injection valve, at the inner chamber of end cap, charging aperture and water inlet is set;

Injection valve is made up of 1-10 monomer injection valve as required, and the pull bar that is 20mm by four diameters between monomer injection valve and end cap strings and use bolted.

The 5th step: nursing

The blaster case that completes injection is transported in the nursing unit body of sealing, point three regions in the body of chamber, be divided into high-temperature region, middle warm area, low-temperature space by temperature, between high-temperature region and middle warm area, isolating door is set, isolating door size is mated with pallet component, between middle warm area and low-temperature space, isolating door is set, isolating door size is mated with pallet component; In high temperature compartment body, temperature field constant temperature is 65 ± 5 ℃, hot plug is set in this region, hot plug has water inlet and discharge outlet, the copper pipe that hot plug employing diameter is Φ 8-12mm bends and forms, the heat recirculated water of logical 100 ℃ in copper pipe, hot plug bottom is circular, circle diameter is 30-45mm, when nursing, hot plug inserts the bottom of rising head, and the nursing time is 5-10min; High-temperature region enters middle warm area after having nursed, Ti Nei temperature field, middle warm area chamber constant temperature is 45 ± 5 ℃, and the nursing time is 15-20 minute; Middle warm area enters low-temperature space after having nursed, and in low temperature compartment body, temperature field constant temperature is 25 ± 5 ℃, and the nursing time is 30-45 minute; The injection detonation tool completing after nursing is sent nursing unit body by conveyer, and the detonation tool that completes nursing is stopped at and moves back die worker position;

The 6th step: move back mould and remove rising head

By back mode device, powder column is moved back to pine in the first core bar from pallet component, the second core bar moving back on die worker position, after rising head being unscrewed simultaneously, by manipulator, powder column is grabbed to workbench together with rising head, after labor cleaning's rising head, reuse, complete the cast of detonation tool;

Back mode device comprises stubborn rising head cylinder, slide rail, clamping cylinder, pressing plate, moves back mould cylinder, raising plate, slide unit, lift cylinder, flat-removing air cyclinder, comb, clamping paw, stopper and conveyer, stopper is arranged on conveyer, raising plate is arranged on the external part that moves back mould cylinder, clamping paw, stubborn rising head cylinder, comb are installed on clamping cylinder, clamping cylinder is connected with lift cylinder, lift cylinder is arranged on slide rail by slide unit, flat-removing air cyclinder is arranged on main body crossbeam, and is connected with slide unit.

The 7th step: powder column check

Detonation tool powder column after remove feeders is carried out to quality inspection, and quality error scope is ± 5 grams;

The 8th step: finished product vanning

Satisfactory detonation tool powder column is cased and sealed up for safekeeping.

Beneficial effect of the present invention:

The present invention adopts the injection mode that realizes once-cast by setting up rising head, has substituted the traditional form of artificial second pouring in the past, has solved the artificial technical bottleneck to automated production.The realization of automated production makes online production personnel control below 7 people, multimode pouring technology is improved production capacity, wall scroll production line output can reach 2000T/, simultaneously product quality improves a lot, and the quality requirement from original deviation of weight ± 5 gram is brought up to current ± 2 gram substantially.The conveying of material is carried out substantially in closed environment, makes production environment have large increase.Move back modular form and also changed manipulator automatic demolding into by originally manually moving back mould, security has had large increase.

Automation consecutive production be can realize, energy consumption, manpower and material resources saved.Meanwhile, the characteristic that the rising head of inventing takes into full account powder column moulding is provided with plug hole, core bar locating hole and steam vent, has avoided the generation of interiors of products pore, and product quality is improved.

Adopt bull combination injection valve to carry out once quantitatively multimode cast, production efficiency is improved greatly, thereby solve detonation tool because output is compared with large and many production model that production line is parallel.

Adopt hot plug to heat the liquid in rising head, guarantee detonation tool liquid in crystallisation by cooling process due to the needed liquid magnitude of recruitment of volume contraction, and powder column is carried out to high, medium and low three sections of cooling nursing of gradient, and make liquid crystallization even, further guarantee product quality.Avoid powder column to form the mass defects such as loose, shrinkage cavity.

Rising head is twisted into two parts to separation automatically, and production efficiency is high, safe and reliable.Adopt jacking apparatus jacking powder column to move back powder column operation, steadily without impacting.

This technological process is simple, safe and reliable.

Accompanying drawing explanation

The present invention has 12 width accompanying drawings, and wherein Fig. 1 is most preferred embodiment of the present invention, also can explain the accompanying drawing of book extract.

Fig. 1, be a kind of process chart of detonation tool castcharges automatic production process;

Fig. 2, for promoting transport conveyor constructions schematic diagram;

Fig. 3, be the left view of Fig. 2;

Fig. 4, be blending tank structural representation;

Fig. 5, for injection valve arrangement schematic diagram;

Fig. 6, be the monomer injection valve arrangement schematic diagram of Fig. 5;

Fig. 7, be pallet component structural representation;

Fig. 8, be that the A-A of Fig. 7 is to cutaway view;

Fig. 9, be nursing unit structural representation;

Figure 10, be the left view of Fig. 9;

Figure 11, be back mode device structural representation;

Figure 12, be the left view of Figure 11.

The specific embodiment

Below in conjunction with accompanying drawing, most preferred embodiment of the present invention is further described.

As shown in Figure 1, a kind of detonation tool castcharges automated production pouring technology.

First raw material is carried out to removal of impurities, after weighing, by lifting conveying device, material being put into melting appartus melts, material after fusing is put into blending tank, add solid particle to mix, rising head 43 and other assembly are carried out to rising head assembling simultaneously, after mixing of materials is even, carry out multi-mode quantitative note dress one time in injection operation, completing powder column after powder charge is transported to nursing operation by conveyer and carries out successively the cooling nursing of gradient, and be transported to and move back die process and carry out entirety and move back mould by conveyer, go subsequently rising head 43 that rising head medicine is separated, cleaning rising head 43 is reused, powder column check, finished product is directly cased.

This technique detailed step is as follows:

The first step, raw material are prepared

First raw material TNT or RDX are carried out to artificial go-on-go removal of impurities, guarantee foreign, weigh by product proportioning, the present embodiment is by TNT: RDX is 50: 50.

Second step, molten medicine

Raw material lifting conveying device by completing removal of impurities, after weighing is put into melting channel and is melted, and melting channel temperature is 90-100 ℃, thermal source employing superheated water.

Melting channel structure is " W " grid type, and grid becomes 15 ° of angles to arrange, grid gap is 3mm, in grid gap, is provided with screen pack.

As Fig. 2, shown in 3, promote conveying device and mainly comprise transfer gantry 1, running motor 2, hydraulic bjuffer 3, walking slide unit 4, hydraulic wireline winch 5, protective frame 6, promote hopper 7, driving shaft 8, stopper 9 and driven shaft 10, driving shaft 8 and driven shaft 10 are bolted on the crossbeam of transfer gantry 1 by bottom support piece, driving shaft 8 and driven shaft 10 centre-to-centre spacing 800mm-1000mm, running motor 2 is connected with driving shaft 8 by shaft coupling, on driving shaft 8 and driven shaft 10, be placed with walking slide unit 4, hydraulic wireline winch 5 is placed on walking slide unit 4, in the two ends of transfer gantry 1, hydraulic bjuffer 3 is set, walking slide unit 4 bottoms are provided with protective frame 6, stopper 9 is set on transfer gantry 1, promote hopper 7 by hydraulic wireline winch 5 by rope hoisting in protective frame 6.

Transfer gantry 1 is welded by carbon steel section bar, beam deformation amount is 1/1000 of length, running motor 2 is hydraulic motor, output speed is adjusted by system overflow valve, be provided with hydraulic bjuffer 3 in track two ends, as the safe spacing of walking slide unit 4, walking slide unit 4 speeds of service are 6m-12m/min, promoting hopper 7 tops is ellipse head, middle part is cylindrical tube, bottom is back taper valve, promoting hopper 7 volumetric efficiencies is 65-70%, every bucket charge is 50kg-60kg, what promote power employing is hydraulic wireline winch 5, hydraulic wireline winch 5 hoisting velocities are 10-12m/min, decrease speed is double speed, fast-descending speed is 6-12m/min, descending at slow speed speed is 1.2-2m/min, wirerope diameter is 6mm, hoisting power is 500kg.For preventing that promote hopper 7 swings in horizontal running, be provided with protective frame 6, protective frame 6 adopts round steel Welding Structure, protective frame 6 end openings are conical, tapering is 15-20 °, on scalene cone, be bonded with the conductive rubber slab that 5mm is thick, what driving shaft 8 and driven shaft 10 adopted is that diameter is the round steel of 60mm, cure process is carried out on surface, stopper 9 accepted standard Pneumatic stoppers, require to be arranged on transfer gantry 1 according to technology arrangement, for slide unit 4 is stopped at respectively to station 1, station 2, station 3, station 4 or promotes station position by technological requirement.

The 3rd step, mixed medicine

Raw material after fusing is put into blending tank, and continuous uniform adds RDX solid particle, adding speed is 5-10kg/min, solid grain size is 50-200 μ m, keeping blending tank temperature is 85-95 ℃, and solid particle stirs and prepares injection after 10-15 minute after throwing in.

As shown in Figure 4, blending tank mainly comprises stirring motor 11, reductor 12, reductor support 13, water seal 14, medicine temperature thermometer mouth 15, shaft 16, hot water outlet 17, screw 18, frame oar 19, drain hole 20, hot water inlet 21, deflection plate 22, tank body 23, hot water temperature counts mouth 24 and charge door 25, after stirring motor 11 and reductor 12 direct connections, be arranged on reductor support 13, two-layer screw 18 and one deck frame oar 19 are fixed on shaft 16, be provided with water seal 14 on the top of shaft 16, shaft 16 is connected with reductor 12 by shaft coupling, is provided with medicine temperature thermometer mouth 15 at the upper cover top of tank body 23, charge door 25, be provided with hot water temperature in the water leg top of tank body 23 side and count mouth 24, on the water leg top of tank body 23, opposite side is provided with hot water outlet 17, water leg bottom at tank body 23 is provided with hot water inlet 21, in the bottom of tank body 23, low head is provided with drain hole 20, is evenly equipped with four deflection plates 22 at tank body 23 inwall circumferencial directions,

What stir power employing is hydraulic motor 11, direct connection reductor 12, is arranged on support 13, can adjust easily rotating speed by the choke valve of system, adjustment of rotational speed scope is 60-160r/min, due to composite explosives component and each component ratio difference, set different speeds of agitator, the present embodiment rotating speed is 90r/min, for ensureing the security of blending tank, hermetically-sealed construction form between shaft 16 and tank body 23 is water seal 14, has avoided mechanical friction, has ensured production safety.On blending tank, be provided with that hot water inlet 21, hot water outlet 17, medicine temperature thermometer mouth 15, hot water temperature count mouthfuls 24, charge door 25 and drain hole 20, the paddle of blending tank is the built up blade that two-layer screw 18 and one deck frame oar 19 combine, screw 18 is aial flow impeller, diameter of propeller blade is 300-450mm, blade inclination angle is 15-25 °, every layer is four leaves, and between two-layer blade, spacing is 200mm.The diameter of frame oar 19 is 300-450mm, right angle flange is 25-50mm, base is 30-50mm at the bottom of apart from tank, loosening for preventing in blade motion, screw 18 and frame oar 19 are welded on shaft 16, shaft 16 diameters are 50mm, link together by shaft coupling and reductor 12, install rear system and need to carry out dynamic balancing measurement, require maximum run-out tolerance to be less than 1mm, be provided with four deflection plates 22 in the inside of tank body 23, deflection plate 22 is wide 50mm, long 650mm, thickness is the corrosion resistant plate of 5mm, deflection plate 22 bottoms are arc, deflection plate 22 becomes 30 ° of uniform weldings on tank body 23 inner cores with mixing direction, can effectively eliminate eddy current, and strengthen the effect of turbulence, make fluid under stirring, more easily form turbulence state.What charge door 25 was solid powder adds entrance, and diameter is Φ 120mm, and on the ellipse head on tank body 23 tops, position is that distance stirs 200-250mm place, axle center.Make the feeding point of solid powder just in time stirring on the whirlpool point forming, solid powder can be pressed in liquid in time.

The 4th step, injection

The liquid mixing in blending tank is put into injection valve, open the valve port of injection valve, the rising head 43 of liquid on being placed on pallet component 26 flowed in blaster case 44, after required liquid level, the valve port of closing injection valve completes injection.

As shown in Figure 6, monomer injection valve 31 mainly comprises cylinder 32, adapter sleeve 33, valve rod 34, upper valve base 35, valve body 36, pull bar 37, water ring 38, ripple sealing shroud 39, valve head 40, jump ring 41 and lower valve base 42, in the bottom of valve body 36, lower valve base 42 is installed, at the top of valve body 36, upper valve base 35 is installed, upper valve base 35 adopts and is slidably matched with valve rod 34, valve head 40 is arranged on the lower end of valve rod 34 by jump ring 41, the upper end of valve rod 34 is connected with cylinder 32 by adapter sleeve 33, ripple sealing shroud 39 expansion sets are fitted on valve body 36 on valve rod 34 tops and by upper valve base 35, four jiaos at valve body 36 are provided with pull bar 37, be provided with water ring 38 at the middle part of valve body 36, in the middle of valve body 36, it is the cavity of diameter 150-180mm.

As Fig. 7, shown in 8, pallet component 26 mainly comprises rising head 43, blaster case 44, liner base 45, jacking piece 46, push rod 47, spring 48, hardwood pallet 49, jump ring 50, the first core bar 51, the second core bar 52, pad 53 and nut 54, first the first core bar 51 and the second core bar 52 hot pressing are contained on liner base 45, and be fixed on hardwood pallet 49 by pad 53 and nut 54, 46 cooperations of jacking piece are assemblied on liner base 45 and by two push rods 47 by pad 53, spring 48, jump ring 50 is fixed on hardwood pallet 49, blaster case 44 is placed on jacking piece 46 tops, rising head 43 is placed on blaster case 44, form thus assembly pallet component 26,

As shown in Figure 5, injection valve mainly comprises pallet component 26, water inlet 27, charging aperture 28, end cap 29, support 30 and monomer injection valve 31, be placed on the discharging opening bottom of injection valve with the pallet component 26 on rising head 43 and blaster case 44, monomer injection valve 31 is arranged on injection valve support 30, be respectively arranged with end cap 29 at the two ends of injection valve, at the inner chamber of end cap 29, charging aperture 28 and water inlet 27 be set.

Injection valve is made up of 1-10 monomer injection valve 31 as required, and the pull bar 37 that is 20mm by four diameters between monomer injection valve 31 and end cap 29 strings and use bolted.In the present embodiment, injection valve is ten monomer injection valves 31.

Charging aperture 28 diameters are Φ 30-Φ 40mm, and than the large 15-20% of ten monomer injection valves, 31 drain hole sectional area sum, to guarantee having enough liquids to pour into a mould, end cap 29 floors are provided with the identical water annulus of same monomer injection valve 31.

What cylinder 32 was selected is the adjustable air cylinder structure form of single-acting spring reset rear end stroke, and cylinder 32 diameters are 32mm, and stroke is 20mm, and adapter sleeve 33 is for connecting cylinder 32 and valve rod 34, and adapter sleeve 33 materials are bakelite, also play certain heat-blocking action simultaneously.Upper valve base 35 is fixed by bolts on valve body 36, upper valve base 35 adopts and is slidably matched with valve rod 34, valve rod 34 diameters are 12mm, be provided with twice " O " RunddichtringO, sealing ring material adopts resistant to elevated temperatures polytetrafluoro, for better avoiding liquid to enter in the slot between valve rod 34 and upper valve base 35, be provided with ripple sealing shroud 39, ripple sealing shroud 39 is expansion bellow structure, external diameter is 15mm, pitch is 10mm, totally three sections of ripple joints, material is conductive rubber, be fitted on valve body 36 by upper valve base 35, valve body 36 is 280x250, thickness is the cast aluminium piece of 75mm, 36 4 jiaos of valve bodies are uniformly distributed the stud bolt hole of four Φ 20, in the time carrying out multi-end valve combination, the pull bar 37 that is 20mm by four diameters strings and just can conveniently combine by bolted, valve body 36 inner chambers are the cavity of diameter 150-180mm, it is the cavity volume of cast liquid medicine, the position thick apart from inner chamber 20-25mm is provided with the two sections wide annular water rings 38 that are 20mm, the recirculated water of interior logical 100 ℃, liquid medicine is incubated.Valve head 40 is poured into a mould and is formed for conductive rubber, structure is conical, lower port diameter is 10mm, cone angle is 30 °, thickness is 15mm, there is the cylindrical hole of Φ 6mm centre, with valve rod 34 lower end tight fits, and be fixed on valve rod 34 with jump ring 41, lower valve base 42 reality are the sprue gate of monomer injection valve, be fixed by bolts on valve body 36, material is tin bronze, taper seat for matching with valve head 40 suitable for reading, tapering is 30 °, on lower valve base 42, the sprue gate of valve size is 6mm, bottom arranges otch at 45 °, avoiding exporting fluid scatters, lower valve base 42 adopts twice "O"-ring to seal with valve body 36.

Wherein rising head adopts the rising head of the patent application that application number is 201210396131.7.

The 5th step, nursing

As shown in Fig. 9,10, the blaster case 44 that completes injection is transported in the nursing unit body 55 of sealing, point three regions in the body of chamber, be divided into high-temperature region, middle warm area, low-temperature space by temperature, between high-temperature region and middle warm area, isolating door is set, isolating door size is mated with pallet component, between middle warm area and low-temperature space, isolating door is set, and isolating door size is mated with pallet component; In high temperature compartment body, temperature field constant temperature is 65 ± 5 ℃, hot plug 57 is set in this region, hot plug 57 has water inlet 58 and discharge outlet 59, it is that the copper pipe of Φ 8-12mm bends and forms that hot plug 57 adopts diameter, the heat recirculated water of logical 100 ℃ in copper pipe, hot plug 57 bottoms are circular, circle diameter is 30-45mm, the bottom that when nursing, hot plug 57 inserts rising head 43, the nursing time is 5-10min; High-temperature region enters middle warm area after having nursed, Ti Nei temperature field, middle warm area chamber constant temperature is 45 ± 5 ℃, and the nursing time is 15-20 minute; Middle warm area enters low-temperature space after having nursed, and in low temperature compartment body, temperature field constant temperature is 25 ± 5 ℃, and the nursing time is 30-45 minute; The injection detonation tool completing after nursing is sent nursing unit body by conveyer 56, and the detonation tool that completes nursing is stopped at and moves back die worker position.

The 6th step, move back mould and remove rising head

As shown in Figure 11,12, by back mode device, powder column is moved back to pine in the first core bar 51 from pallet component 26, the second core bar 52 moving back on die worker position, after rising head 43 being unscrewed simultaneously, by manipulator, powder column is grabbed to workbench together with rising head 43, the rear recycling of labor cleaning's rising head 43, completes the cast of detonation tool;

Back mode device comprises twists rising head cylinder 60, slide rail 61, clamping cylinder 62, pressing plate 63, move back mould cylinder 64, raising plate 65, slide unit 66, lift cylinder 67, flat-removing air cyclinder 68, comb 69, clamp paw 70, stopper 71 and conveyer 56, stopper 71 is arranged on conveyer 56, raising plate 65 is arranged on the external part that moves back mould cylinder 64, clamp paw 70, twist rising head cylinder 60, comb 69 is installed on clamping cylinder 62, clamping cylinder 62 is connected with lift cylinder 67, lift cylinder 67 is arranged on slide rail 61 by slide unit 66, flat-removing air cyclinder is arranged on 68 main body crossbeams, and be connected with slide unit 66.

When production, blaster case 44 is placed on jacking piece 46, the rising head with push rod 43 is placed on simultaneously and on blaster case 44, completes rising head assembling.In the present embodiment, on hardwood pallet 49, lateral arrangement 10 is overlapped these assemblies, and spacing is 75mm, once prepares ten detonation tools and pours into a mould, and has so greatly improved the output of product.Should be transported to injection operation by conveyer with blaster case 44 assemblies of rising head 43, prepare injection.

Jacking piece 46 inner chambers are the wide 12.5mm of being, major diameter is the slotted hole of 30.5mm, jacking piece 46 is slidably matched with liner base 45, the outside ladder that is respectively Φ 46mm and Φ 60mm for diameter of jacking piece 46 is justified, the high 5.5mm of ladder circle top Φ 46mm cylindrical section, with blaster case 44 cylindrical shell collet inner circle matched in clearance, gap surplus is 0.5-1mm, the high 4.5mm of ladder circle bottom Φ 60mm cylindrical section, than the large 2.5-5mm of blaster case 44 cylindrical shell cylindrical, ladder round bottom portion has dovetail groove along the direction vertical with slotted hole, on dovetail groove, groove width is 15mm, lower groove width is 9mm, groove depth is 4mm.The overall material of jacking piece 46 is tin bronze, push rod 47 is ladder cylinder, top cylindrical section diameter is Φ 13mm, cylinder segment length 3.5mm, lower cylindrical section diameter is Φ 8mm, cylinder segment length 75mm, and lower cylindrical section top is that diameter is the bulb of 4mm, be provided with apart from bulb 10mm place the jump-ring slot that diameter is 8mm, jump ring 50 is installed in jump-ring slot.

The 7th step, powder column check

Detonation tool powder column after remove feeders 43 is carried out to quality inspection, and quality error scope is ± 5 grams.

The 8th step, finished product vanning

Satisfactory detonation tool powder column is cased and sealed up for safekeeping.

The course of work:

The pallet component 26 that completes injection is carried along conveyer 56, stop at and move back die worker position by stopper 71, after pallet component 26 upper ends are fixing by pressing plate 63, moving back mould cylinder 64 stretches out, drive raising plate 65 to withstand the push rod 47 in pallet component 26, push rod 47 promotes jacking piece 46, the blaster case 44 of cast is moved upward along the first core bar 51 and the second core bar 52 with rising head 43, because the first core bar 51 and the second core bar 52 are scalene cone, blaster case 44 and rising head 43 depart from the first core bar 51 and the second core bar 52 in the process rising, push rod on rising head 43 enters in the comb shape groove of comb 69 in the process rising, move back 64 actions of mould cylinder and drive comb 69 rectilinear motions, the push rod promoting on rising head 43 makes rising head 43 along blaster case 44 central rotations, twist into two parts rising head powder column, rising head medicine is separated with main body powder column, product is clamped and is moved back loose powder column by clamping paw 70, lift cylinder 67 rises powder column is extracted from the first core bar 51 and the second core bar 52, flat-removing air cyclinder 68 stretches out the clamping paw 70 and the lift cylinder 67 that accompany finished product powder column is delivered to powder column sorting work position along slide unit 66 together, lift cylinder 67 declines, clamping paw 70 unclamps, product and rising head 43 are placed on workbench, manually carry out go-no-go vanning, thus, complete a powder column and move back mould, rising head and main body powder column are twisted into two parts, rising head medicine separates, a series of postprocessing working procedures such as finished product powder column arrangement, the invention of this technique and device makes the mould that moves back of powder column realize automated production and can produce by group's mould, improve output, reduce labor strength.

Claims (1)

1. a detonation tool castcharges automatic production process, is characterized in that: this processing step is as follows,

The first step: raw material is prepared

First raw material TNT or RDX are carried out to artificial go-on-go removal of impurities, guarantee foreign, weigh by product proportioning;

Second step: molten medicine

Raw material lifting conveying device by completing removal of impurities, after weighing is put into melting channel and is melted, and melting channel temperature is 90-100 ℃, thermal source employing superheated water;

Melting channel structure is " W " grid type, and grid becomes 15 ° of angles to arrange, grid gap is 3-5mm, in grid gap, is provided with screen pack;

Wherein promoting conveying device mainly comprises: transfer gantry (1), running motor (2), hydraulic bjuffer (3), walking slide unit (4), hydraulic wireline winch (5), protective frame (6), promote hopper (7), driving shaft (8), stopper (9) and driven shaft (10), driving shaft (8) and driven shaft (10) are bolted on the crossbeam of transfer gantry (1) by bottom support piece, driving shaft (8) and driven shaft (10) centre-to-centre spacing 800mm-1000mm, running motor (2) is connected with driving shaft (8) by shaft coupling, on driving shaft (8) and driven shaft (10), be placed with walking slide unit (4), hydraulic wireline winch (5) is placed on walking slide unit (4), in the two ends of transfer gantry (1), hydraulic bjuffer (3) is set, walking slide unit (4) bottom is provided with protective frame (6), stopper (9) is set on transfer gantry (1), promote hopper (7) by hydraulic wireline winch (5) by rope hoisting in protective frame (6),

The 3rd step: mixed medicine

Raw material after fusing is put into blending tank, and continuous uniform adds RDX solid particle, adding speed is 5-10kg/min, solid grain size is 50-200 μ m, keeping blending tank temperature is 85-95 ℃, and solid particle stirs and prepares injection after 10-15 minute after throwing in;

Blending tank mainly comprises stirring motor (11), reductor (12), reductor support (13), water seal (14), medicine temperature thermometer mouth (15), shaft (16), hot water outlet (17), screw (18), frame oar (19), drain hole (20), hot water inlet (21), deflection plate (22), tank body (23), hot water temperature counts mouthful (24) and a charge door (25), after stirring motor (11) and reductor (12) direct connection, be arranged on reductor support (13), two-layer screw (18) and one deck frame oar (19) are fixed on shaft (16), be provided with water seal (14) on the top of shaft (16), shaft (16) is connected with reductor (12) by shaft coupling, is provided with medicine temperature thermometer mouth (15) at the upper cover top of tank body (23), charge door (25), be provided with hot water temperature in the water leg top of tank body (23) side and count mouthful (24), on the water leg top of tank body (23), opposite side is provided with hot water outlet (17), water leg bottom at tank body (23) is provided with hot water inlet (21), be provided with drain hole (20) at the bottom low head of tank body (23), be evenly equipped with four deflection plates (22) at tank body (23) inwall circumferencial direction,

The 4th step: injection

The liquid mixing in blending tank is put into injection valve, open the valve port of injection valve, the rising head (43) of liquid on being placed on pallet component (26) flowed in blaster case (44), after required liquid level, the valve port of closing injection valve, completes injection;

Injection valve mainly comprises pallet component (26), water inlet (27), charging aperture (28), end cap (29), support (30) and monomer injection valve (31), wherein pallet component (26) mainly comprises rising head (43), blaster case (44), liner base (45), jacking piece (46), push rod (47), spring (48), hardwood pallet (49), jump ring (50), the first core bar (51), the second core bar (52), pad (53) and nut (54), first the first core bar (51) and the second core bar (52) hot pressing are contained on liner base (45), and it is upper to be fixed on hardwood pallet (49) by pad (53) and nut (54), jacking piece (46) cooperation is assemblied in liner base (45) and above and by two push rods (47) passes through pad (53), spring (48), jump ring (50) is fixed on hardwood pallet (49), blaster case (44) is placed on jacking piece (46) top, it is upper that rising head (43) is placed on blaster case (44), forms thus assembly pallet component (26),

Monomer injection valve (31) mainly comprises cylinder (32), adapter sleeve (33), valve rod (34), upper valve base (35), valve body (36), pull bar (37), water ring (38), ripple sealing shroud (39), valve head (40), jump ring (41) and lower valve base (42), in the bottom of valve body (36), lower valve base (42) is installed, at the top of valve body (36), upper valve base (35) is installed, valve head (40) is arranged on the lower end of valve rod (34) by jump ring (41), the upper end of valve rod (34) is connected with cylinder (32) by adapter sleeve (33), ripple sealing shroud (39) expansion set is fitted on valve body (36) on valve rod (34) top and by upper valve base (35), upper valve base (35) adopts and is slidably matched with valve rod (34), four jiaos at valve body (36) are provided with pull bar (37), be provided with water ring (38) at the middle part of valve body (36), in the middle of valve body (36), it is the cavity of diameter 150-180mm,

Be placed on the discharging opening bottom of injection valve with the pallet component (26) on rising head (43) and blaster case (44), monomer injection valve (31) is arranged on injection valve support (30), be respectively arranged with end cap (29) at the two ends of injection valve, at the inner chamber of end cap (29), charging aperture (28) and water inlet (27) be set;

Injection valve is made up of 1-10 monomer injection valve (31) as required, and the pull bar (37) that is 20mm by four diameters between monomer injection valve (31) and end cap (29) strings and use bolted;

The 5th step: nursing

The blaster case (44) that completes injection is transported in the nursing unit body (55) of sealing, point three regions in the body of chamber, be divided into high-temperature region, middle warm area, low-temperature space by temperature, between high-temperature region and middle warm area, isolating door is set, isolating door size is mated with pallet component, between middle warm area and low-temperature space, isolating door is set, isolating door size is mated with pallet component; In high temperature compartment body, temperature field constant temperature is 65 ± 5 ℃, hot plug (57) is set in this region, hot plug (57) has water inlet (58) and discharge outlet (59), it is that the copper pipe of Φ 8-12mm bends and forms that hot plug (57) adopts diameter, the heat recirculated water of logical 100 ℃ in copper pipe, hot plug (57) bottom is circular, circle diameter is 30-45mm, when nursing, hot plug (57) inserts the bottom of rising head (43), and the nursing time is 5-10min; High-temperature region enters middle warm area after having nursed, Ti Nei temperature field, middle warm area chamber constant temperature is 45 ± 5 ℃, and the nursing time is 15-20 minute; Middle warm area enters low-temperature space after having nursed, and in low temperature compartment body, temperature field constant temperature is 25 ± 5 ℃, and the nursing time is 30-45 minute; The injection detonation tool completing after nursing is sent nursing unit body by conveyer (56), and the detonation tool that completes nursing is stopped at and moves back die worker position;

The 6th step: move back mould and remove rising head

Moving back, on die worker position, by back mode device, by powder column, the first core bar (51) from pallet component (26), the second core bar move back pine in (52), after rising head (43) being unscrewed simultaneously, by manipulator, powder column is grabbed to workbench together with rising head (43), after labor cleaning's rising head (43), recycling, completes the cast of detonation tool;

Back mode device comprises twists rising head cylinder (60), slide rail (61), clamping cylinder (62), pressing plate (63), move back mould cylinder (64), raising plate (65), slide unit (66), lift cylinder (67), flat-removing air cyclinder (68), comb (69), clamp paw (70), stopper (71) and conveyer (56), stopper (71) is arranged on conveyer (56), raising plate (65) is arranged on the external part that moves back mould cylinder (64), clamp paw (70), twist rising head cylinder (60), comb (69) is installed on clamping cylinder (62), clamping cylinder (62) is connected with lift cylinder (67), lift cylinder (67) is arranged on slide rail (61) by slide unit (66), flat-removing air cyclinder is arranged on (68) main body crossbeam, and be connected with slide unit (66),

The 7th step: powder column check

Detonation tool powder column after remove feeders (43) is carried out to quality inspection, and quality error scope is ± 5 grams;

The 8th step: finished product vanning

Satisfactory detonation tool powder column is cased and sealed up for safekeeping.

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