CN104354238A - Novel paraffin wax granulator and novel production process - Google Patents
Novel paraffin wax granulator and novel production process Download PDFInfo
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- CN104354238A CN104354238A CN201410270852.2A CN201410270852A CN104354238A CN 104354238 A CN104354238 A CN 104354238A CN 201410270852 A CN201410270852 A CN 201410270852A CN 104354238 A CN104354238 A CN 104354238A
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- screw rod
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- cylindrical shell
- liquid wax
- air duct
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a novel paraffin wax granulator and a novel production process. A liquid wax three-way thin film automatic regulation valve of an extrusion mechanism of the novel paraffin wax granulator is connected with a liquid wax pump (1) and a screw barrel (6), wherein a flat-face flange (5) is assembled at the rear end of the cylindrical screw barrel (6) in a sealing way, and an extruder (12) is assembled at the front end of the cylindrical screw barrel (6) in the sealing way; the middle section of a screw (4) is longitudinally assembled at the two ends of the screw barrel (6); the rear end of the screw (4) is meshed with a speed reducer motor gear (25); a coolant circulation device of a condensation mechanism is arranged on the outer periphery of the screw barrel (6), and is connected with a small-sized cooler (22); the front end of the coolant circulation device is fixedly connected with an air duct (14); the screw (4) in the front section of the air duct (14) is provided with a cutting device and a wax granule overturning device (13); an axial flow fan (16) is arranged at the front end of the air duct (14); liquid wax entering the screw barrel (6) is cooled, extruded, cut, cooled and cured to form wax granules, and the wax granules are packaged. The novel paraffin wax granulator and the novel production process have the advantages of being compact in structure, high in production capacity, capable of regulating the specifications of the wax granules, low in adhesion rate of the wax granules, wide in processed material range, high in automation degree and convenient to operation.
Description
Technical field
The invention belongs to wax moulding equipment and production technology field, particularly the novel paraffin comminutor of one and production new technique.
Background technology
Existing granular process equipment mainly ring steel belt formula comminutor; one liquid wax spray drop device timing spray drop is set in ring steel belt one end; steel band front and back are active and passive take turns drive under slowly run along bracket; the aqueous wax of spray drop on steel band is dripped solidify gradually, to be scraped by scraper plate to steel band end and enter baling line.This kind of comminutor and production technology weak point: 1. body huge (30m × 2m × 1.5m) floor space is large; 2. steel belt deviation phenomenon is comparatively general, and fault rate is high; 3. shower nozzle and steel band are mostly by import, and cost is high; Need with a large amount of water cooling steel band when 4. working, energy input is large, yields poorly; 5. wax grain is little and be that flat easy adhesion knot sticks together, and uses inconvenience.
Summary of the invention
The present invention discloses a kind of novel paraffin comminutor and production new technique, and object is that utilizing screw rod to advance is squeezed into strip by the paraffin being tentatively cooled to half curdled appearance, then cuts into granular, forms the cylindric wax grain of required specification through further condensation cured.Adopt new technique from liquid paraffin to solid state wax grain, whole technological process links in order, completes continuously on a set of line style device.
Novel paraffin comminutor agent set disclosed by the invention mainly comprises: pressing mechanism, topping machanism, condensing mechanism, chassis bracket and artificial intelligence control system;
The liquid wax threeway film automatic regulating valve of described pressing mechanism (2) charging aperture pipeline (c) is (1) connected with liquid wax pump, and (1) liquid wax pump carrys out pipe material (b) with material liquid wax and be connected; Threeway film automatic regulating valve (2) discharge opening pipeline (d) and screw rod cylindrical shell (6) charging aperture be connected, reflux line (a) is connected with feed back pipe; (6) screw rod cylindrical shell is cylindrical, back-end closure fitting plane flange (5), front end close assembling extruder (12), screw rod cylindrical shell (6) in screw rod is longitudinally housed (4);
The coolant circulating device of described condensing mechanism is arranged on screw rod cylindrical shell (6) periphery, and be connected with small-sized refrigerator (22), coolant circulating device rear end is fixed on face-flange and (5) goes up, and (14) front end is fixedly connected with air duct;
Described artificial intelligence control system is made up of control element, temperature sensor, switch board and operating desk;
The agent set of novel paraffin comminutor is installed concentratedly on chassis bracket, and (6) screw rod cylindrical shell is main equipment horizontal installation on framework, and other corollary apparatus is sequentially installed by process sequence; (6) rear side side is installed by the center of gravity welding hanging ring outside motor for speed reducer (22), front side installation small-sized refrigerator (20), front installation air duct support, chassis bracket both sides girder on the corresponding bracket of difference at screw rod cylindrical shell.
Described face-flange (5) top is provided with material liquid wax charging aperture, and be provided with the outlet of liquid wax in bottom and be connected with liquid wax outlet conduit (e), liquid wax outlet conduit (e) connects reflux line (a).
(12) described extruder is the disc-shape adopting steel plate to make, and steel plate thickness is 20mm ~ 30mm; The N number of through hole of processing (30) in order in the plane of disk, through hole (30) feed end and discharge end are anti-toroidal; The extruder discharge end oral pore footpath (12) of each specification is respectively φ 3, φ 5, φ 10.
(4) described screw rod adopts high-strength steel thick walled steel tube, (10) outer wall welding and assembling technics makes high-strength steel spirality Auger, screw rod (4) stage casing by bearing IV be (19) arranged on respectively with bearing II (21) extruder (12), (5) face-flange go up, screw rod (4) back segment is connected with motor for speed reducer gear (23), (14) screw rod (4) leading portion enters air duct, holds from back to front and installs topping machanism and wax grain turner (13) successively; Screw rod (4) in body by rear end by bearing I (24) close installation one with short chuck (25) steam pipe (3), steam pipe (3) front opening is in extruder (12) rear positions, and steam pipe (3) front portion utilizes bearing with solid lubricant to be fixed in (4) screw rod manage.
Described wax grain turner returning face plate is (13) s shape, and (4) all exports (15) distortion 15 to wax grain in both sides at screw rod
0~ 30
0.
Described short external jacket (25) (4) seals inside and outside each elongation 10mm ~ 20mm of rear end at screw rod, and short external jacket (25) open at both ends forms steam evacuation channels mouth.
Described topping machanism is (17) made up of 2,4 or 8 mooching knifes, blade (17) root is circumferentially evenly embedded in knife rest and (16) goes up, blade (17) end cover extruder (12) edge circumference blade cover (18) in, blade (17) working face and extruder (12) outer surface is parallel and there is the gap of 0.5mm ~ 1.0mm; (16) knife rest is fixed on screw rod and (4) goes up; Blade is material selection tool steel (17).
Described coolant circulating device is the N number of H shaped piece of longitudinal measure on screw rod cylindrical shell (6) shell, H shaped piece lower end pin is closed, (7) closed at both ends forms refrigerant channel, (7) refrigerant channel offers refrigerant inlet, outlet, is connected respectively with small-sized refrigerator refrigerant inlet (g) (20), refrigerant exit (h); (9), suit cylindrical shell (9) front end and air duct back-end sealing is (14) connected the periphery assembling steel suit cylindrical shell of H shaped piece top strip fin; (8) (9) and between the strip fin of H shaped piece top suit cylindrical shell form refrigerant circulation air channel, (8) (14) front end is uncovered in refrigerant circulation air channel is communicated with air duct, (5) refrigerant circulation air channel (8) rear end is connected with air blast (27) through face-flange, and air blast (27) connects drier (26).
Described air duct be (14) with 2mm ~ 3mm steel plate correspondence suit cylindrical shell (9) external diameter make, (15) (14) air duct offer the outlet of wax grain below front end.
Described chassis bracket is the framework adopting shaped steel to make.
Described artificial intelligence control system refer to be arranged on liquid wax pump (1), liquid wax threeway diaphragm valve (2), motor for speed reducer (22), small-sized refrigerator (20), the control element such as topping machanism, air blast (27), steam electromagnetic valve; screw rod cylindrical shell (6) in, air duct (14) in, the temperature sensor of refrigerant inlet (g), refrigerant exit (h) and the dry hygrometer etc. of blower export; form novel paraffin comminutor control system, this Systematical control end is installed concentratedly on the operating desk of same switch board.
Novel paraffin granulator granulation production new technique comprises liquid wax process for cooling, extrusion process, Cutting Process, curing process and subsequent process;
1. process for cooling: to refrigerant < less than-10 DEG C > heat exchange of the liquid wax < entered in screw rod cylindrical shell 58 DEG C ~ 80 DEG C > and refrigerant channel, make liquid wax in screw rod cylindrical shell gradually cooling down become half curdled appearance <, 45 DEG C ~ 60 DEG C >, liquid wax cool time is controlled by adjusting screw(rod) rotating speed, the liquid wax state of cooling is by regulating refrigerant pressure, flow-control;
2. extrude Cutting Process: screw rod simplified in liquid wax and refrigerant heat transfer process in screw rod continuous rotation, first be carry out stirring continuously making its state of cooling even to the heat exchange of liquid wax, to partly solidify paraffin by the rotation of spiral Auger simultaneously and push extruder to continuously, screw speed is between 20 turns/min ~ 30 turn/min, by motor for speed reducer VFC, extrude wax bar and cut into wax grain 5400kg per hour, annual 7200 hours effective times wax grain output can reach more than 3.8 ten thousand tons; Screw speed, rotating speed of flail pass through VFC;
3. curing process: wax grain < 40 DEG C ~ 50 DEG C > extruded extruder make its condensation cured < 30 DEG C ~ 35 DEG C > to low warm air < 0 DEG C ~ 2 DEG C > in air duct of holdup time < 3min ~ 5min > in air duct from cutting, wind speed in air duct passes through blower motor VFC, and the humidity of wind is controlled by drier.
Compare with existing steel band type comminutor, its advantage is:
1. compact conformation, take up room little, volume is equivalent production capacity steel band comminutor 1/3 ~ 1/5;
2. production capacity is large, and production capacity elastic space is large, and minicomputer (5kg/h ~ 20kg/h) can be used for laboratory, and large scale computer production capacity is up to 1000kg/h;
3. extruder aperture specification is many, and wax grain specification adjustable, can meet different needs;
4. wax grain is cylindric, and not easily adhesion is easy to use;
5. processing materials category is large, is widely used in the processing of multiple trade mark material liquid wax;
6. automaticity is high, simple operation.
Accompanying drawing explanation
Fig. 1 is novel paraffin granulator structure schematic diagram;
Fig. 2 is extruder and topping machanism schematic diagram;
Fig. 3 is suit cylindrical shell cross sectional representation.
Icon illustrates: liquid wax pump 1, threeway film automatic regulating valve 2, steam pipe 3, screw rod 4, face-flange 5, screw rod cylindrical shell 6, refrigerant channel 7, refrigerant circulation air channel 8, suit cylindrical shell 9, spiral Auger 10, bearing III 11, extruder 12, wax grain turner 13, air duct 14, wax grain outlet 15, knife rest 16, blade 17, blade cover 18, bearing IV 19, small-sized refrigerator 20, bearing II 21, motor for speed reducer 22, motor for speed reducer gear 23, bearing I 24, short chuck 25, drier 26, air blast 27, packing machine 28, netted pipeline 29, through hole 30, reflux line a, carry out pipe material b, charging aperture pipeline c, outlet pipe material d, liquid wax outlet conduit e, airduct f, refrigerant inlet g, refrigerant exit h, air intake i.
Detailed description of the invention
By reference to the accompanying drawings the present invention is described in further detail.
As shown in Figure 1, the pressing mechanism of novel paraffin comminutor is made up of liquid wax threeway film automatic regulating valve 2, screw rod 4, screw rod cylindrical shell 6, extruder 12, topping machanism and motor for speed reducer 22.
Come from the material liquid wax that material liquid wax carrys out pipe material b, pump into threeway film automatic regulating valve charging aperture pipeline c through liquid wax pump 1, enter screw rod cylindrical shell 6 by threeway film automatic regulating valve discharge opening pipeline d injection plane flange 5 charging aperture.
Screw rod cylindrical shell 6 is cylindrical, back-end sealing fitting plane flange 5, forward end seal assembling extruder 12, and screw rod 4 is equipped with in inside; Face-flange 5 top is provided with material liquid wax charging aperture, and be provided with the outlet of liquid wax in bottom and be connected with liquid wax outlet conduit e, liquid wax outlet conduit e connects reflux line a, in order to timely after shutdown, liquid wax in screw rod cylindrical shell 6 is discharged to reflux line a.(refrigerant is from small-sized refrigerator 20 for the refrigerant of the liquid wax (58 DEG C ~ 80 DEG C) entering in screw rod cylindrical shell 6 and refrigerant channel 7, refrigerant less than-10 DEG C) heat exchange, make liquid wax in screw rod cylindrical shell 6 gradually cooling down become half curdled appearance (45 DEG C ~ 60 DEG C), liquid wax cool time is controlled by adjusting screw(rod) rotating speed, the liquid wax state of cooling is by regulating refrigerant pressure, flow-control.
Extruder 12 is the disc-shapes adopting steel plate to make, and 10,000 tons/year ~ 30,000 tons/year equipment extruder 12 steel plate thickness are 20mm, and being greater than 30,000 tons/year ~ 50,000 tons/year equipment extruder 12 steel plate thickness is 30mm; In the plane of disk, the N number of through hole 30(of processing is shown in Fig. 2 in order), through hole 30 feed end and discharge end are anti-toroidal; The discharge end oral pore footpath of the extruder 12 of each specification is respectively φ 3, φ 5, φ 10.
Screw rod 4 adopts high-strength steel thick walled steel tube, and high-strength steel spirality Auger 10,10,000 tons/year ~ 30,000 tons/year equipment that outer wall welding and assembling technics is made adopt single screw rod, is greater than 30,000 tons/year ~ 50,000 tons/year equipment and adopts two screw rod synchronous operations arranged side by side.Screw rod 4 stage casing is arranged on the bearing II 21 in the front surface central channel of extruder 12 centre bearing IV 19 and face-flange 5, screw rod 4 back segment is connected with motor for speed reducer gear 23, screw rod 4 leading portion enters air duct 14, holds from back to front and installs topping machanism and wax grain turner 13 successively; The returning face plate of wax grain turner 13 is s shape, and all exports 15 distortions 15 to wax grain in screw rod 4 both sides
0~ 30
0.
For preventing between equipment working interval paraffin in screw rod cylindrical shell 6, installation steam pipe 3 is closed by rear end by bearing I 26 in screw rod 4 body, steam pipe 3 rear portion is with short chuck 25, and short external jacket 25 seals external port in the short external jacket 25 of inside and outside each elongation 10mm ~ 20mm of rear end at screw rod 4 and forms steam evacuation channels mouth; Steam pipe 3 front port is in extruder 12 rear positions, and steam pipe 3 front portion utilizes bearing with solid lubricant to be fixed in screw rod 4 manages.When needing thawing to solidify paraffin, steam pipe 3 passes into steam and is sprayed by front port, turns back to short chuck 25 steam evacuation channels mouth and discharge screw rod 4 outside steam pipe 3.
As shown in Figure 2, topping machanism is made up of 2,4 or 8 mooching knifes 17 and knife rest 16, selects the set of blades of varying number, the wax grain of machinable different length; Blade 17 root is circumferentially evenly embedded on knife rest 16, and blade 17 end cover is in the blade cover 18 of extruder 12 edge circumference, and blade 17 working face is parallel with extruder 12 outer surface and there is the gap of 0.5mm ~ 1.0mm, and knife rest 16 is fixed on screw rod 4; Blade material selects tool steel to make.During pressing mechanism work, motor for speed reducer 22 drives screw rod 4 and spirality Auger 10 to rotate, constantly the material paraffin of half curdled appearance formed continuously is pushed through the extruder 12 of screw rod cylindrical shell 6 front end, through the wax bar (40 DEG C ~ 50 DEG C) that through hole 30 is formed, the identical cylindrical wax grain of specification is whittled into by blade 17,5400kg per hour, annual 7200 hours effective times wax grain output can reach more than 3.8 ten thousand tons; Screw speed, rotating speed of flail pass through VFC.
By the cylindrical wax grain (30 DEG C ~ 35 DEG C) of the material liquid wax (58 DEG C ~ 80 DEG C) to condensation cured in air duct 14 that enter screw rod cylindrical shell 6, the control of temperature parameter is completed by condensing mechanism.As shown in Figure 3, condensing mechanism is made up of coolant circulating device, air duct 14 and wax grain turner 13; Coolant circulating device is the N number of H shaped piece of longitudinal measure on screw rod cylindrical shell 6 shell, H shaped piece lower end pin is closed, closed at both ends forms refrigerant channel 7, refrigerant channel 7 offers refrigerant inlet, outlet, be connected with refrigerant inlet g, the refrigerant exit h of small-sized refrigerator 20 respectively, the refrigerant (less than-10 DEG C) of refrigerant channel 7; The refrigerant that refrigerant channel is 7 li is by liquid wax heat exchange in screw rod cylindrical shell housing and screw rod cylindrical shell 6, make liquid wax gradually cooling down become half curdled appearance (45 DEG C ~ 60 DEG C), liquid wax cool time is controlled by adjusting screw(rod) rotating speed, the liquid wax state of cooling is by regulating refrigerant pressure, flow-control; The periphery assembling steel suit cylindrical shell 9 of H shaped piece top strip fin, suit cylindrical shell 9 front end is connected with the back-end sealing of air duct 14; Form refrigerant circulation air channel 8 between suit cylindrical shell 9 and H shaped piece top strip fin, front end, refrigerant circulation air channel 8 is uncovered to be communicated with air duct 14, and rear end, refrigerant circulation air channel 8 is connected with air blast 27 through face-flange 5, and air blast 27 connects drier 26; Air duct 14 makes with 2mm ~ 3mm steel plate correspondence suit cylindrical shell 9 external diameter, offers the outlet of wax grain (15) below air duct 14 front end; During work, air enters drier 26 drying process through air intake i, and air drying air is sent into refrigerant circulation air channel 8 by airduct f by air blast 27, and because water content in dry air is very low, through refrigerant circulation air channel 8, cooling can not produce wet steam; The dry air in refrigerant circulation air channel 8 absorbs a part of cold of refrigerant in refrigerant channel, is delivered to air duct 14 li by air blast 27; Wax bar from cutting to holdup time 3min ~ 5min in air duct 14, in air duct 14, low warm air (0 DEG C ~ 2 DEG C) makes wax grain in (30 DEG C ~ 35 DEG C) condensation cured, wind speed in air duct 14 is by being controlled blower motor frequency conversion, and the humidity of wind is controlled by drier 26.
Wax grain turner 13 rotates and prevents wax grain from bond, and jointly makes wax grain obtain sufficient condensation cured with low warm air, directly subsequently exports the netted pipeline 29 of 15 inflow vibratory sieve by wax grain and delivers to packing machine 28.
Production overall process is controlled by intelligent modelling system, is operated by the touch-screen on operating desk.
Claims (10)
1. a novel paraffin comminutor, is characterized in that: novel paraffin granulator device mainly comprises: pressing mechanism, condensing mechanism, topping machanism, chassis bracket and artificial intelligence control system;
The liquid wax threeway film automatic regulating valve of described pressing mechanism (2) charging aperture pipeline (c) is (1) connected with liquid wax pump, and (1) liquid wax pump carrys out pipe material (b) with material liquid wax and be connected; Threeway film automatic regulating valve (2) discharge opening pipeline (d) and screw rod cylindrical shell (6) charging aperture be connected, reflux line (a) is connected with feed back pipe; (6) screw rod cylindrical shell is cylindrical, back-end closure fitting plane flange (5), front end close assembling extruder (12), screw rod cylindrical shell (6) in screw rod is longitudinally housed (4);
The coolant circulating device of described condensing mechanism is arranged on screw rod cylindrical shell (6) periphery, and be connected with small-sized refrigerator (22), coolant circulating device rear end is fixed on face-flange and (5) goes up, and (14) front end is fixedly connected with air duct;
Described artificial intelligence control system is made up of control element, temperature sensor, switch board and operating desk;
The agent set of novel paraffin comminutor is installed concentratedly on chassis bracket, and (6) screw rod cylindrical shell is main equipment horizontal installation on framework, and other corollary apparatus is sequentially installed by process sequence; (6) rear side side is installed by the center of gravity welding hanging ring outside motor for speed reducer (22), front side installation small-sized refrigerator (20), front installation air duct support, chassis bracket both sides girder on the corresponding bracket of difference at screw rod cylindrical shell.
2. novel paraffin comminutor according to claim 1; it is characterized in that: described face-flange (5) top is provided with material liquid wax charging aperture; be provided with the outlet of liquid wax to be connected with liquid wax outlet conduit (e) in bottom, liquid wax outlet conduit (e) connects reflux line (a).
3. novel paraffin comminutor according to claim 1, is characterized in that: (12) described extruder is the disc-shape adopting steel plate to make, and steel plate thickness is 20mm ~ 30mm; The N number of through hole of processing (30) in order in the plane of disk, through hole (30) feed end and discharge end are anti-toroidal; The extruder discharge end oral pore footpath (12) of each specification is respectively φ 3, φ 5, φ 10.
4. novel paraffin comminutor according to claim 1, it is characterized in that: (4) described screw rod adopts high-strength steel thick walled steel tube, (10) outer wall welding and assembling technics makes high-strength steel spirality Auger, screw rod (4) stage casing be arranged on extruder (12) centre bearing IV (19) with on the bearing II (21) in face-flange front surface central channel (5), screw rod (4) back segment is connected with motor for speed reducer gear (23), (14) screw rod (4) leading portion enters air duct, holds from back to front and installs topping machanism and wax grain turner (13) successively; Screw rod (4) in body by rear end by bearing I (26) close installation one with short chuck (25) steam pipe (3), steam pipe (3) front opening is in extruder (12) rear positions, and steam pipe (3) front portion utilizes bearing with solid lubricant to be fixed in (4) screw rod manage.
5. novel paraffin comminutor according to claim 1 or 4, is characterized in that: described wax grain turner returning face plate is (13) s shape, and (4) all exports (15) distortion 15 to wax grain in both sides at screw rod
0~ 30
0.
6. novel paraffin comminutor according to claim 4, is characterized in that: described short external jacket (25) (4) seals inside and outside each elongation 10mm ~ 20mm of rear end at screw rod, and short external jacket (25) open at both ends forms steam evacuation channels mouth.
7. novel paraffin comminutor according to claim 1, it is characterized in that: described coolant circulating device is the N number of H shaped piece of longitudinal measure on screw rod cylindrical shell (6) shell, H shaped piece lower end pin is closed, (7) closed at both ends forms refrigerant channel, (7) refrigerant channel offers refrigerant inlet, outlet, is connected respectively with small-sized refrigerator outlet (20), entrance; (9), suit cylindrical shell (9) front end and air duct back-end sealing is (14) connected the periphery assembling steel suit cylindrical shell of H shaped piece top strip fin; (8) (9) and between the strip fin of H shaped piece top suit cylindrical shell form refrigerant circulation air channel, (8) (14) front end is uncovered in refrigerant circulation air channel is communicated with air duct, (5) refrigerant circulation air channel (8) rear end is connected with air blast (27) through face-flange, and air blast (27) connects drier (26).
8. novel paraffin comminutor according to claim 1 or 7, is characterized in that: described air duct be (14) with 2mm ~ 3mm steel plate correspondence suit cylindrical shell (9) external diameter make, (15) (14) air duct offer the outlet of wax grain below front end.
9. novel paraffin comminutor according to claim 1 or 4, it is characterized in that: described topping machanism is (17) made up of 2,4 or 8 mooching knifes, blade (17) root is circumferentially evenly embedded in knife rest and (16) goes up, blade (17) end cover extruder (12) edge circumference blade cover (18) in, blade (17) working face and extruder (12) outer surface is parallel and there is the gap of 0.5mm ~ 1.0mm; (16) knife rest is fixed on screw rod and (4) goes up; Blade is material selection tool steel (17).
10. the production new technique of novel paraffin comminutor according to claim 1, is characterized in that: described new technology comprises liquid wax process for cooling, extrusion process, Cutting Process, curing process and subsequent process;
1. process for cooling: the refrigerant heat exchange to the liquid wax temperature entered in the screw rod cylindrical shell temperature that is 58 DEG C ~ 80 DEG C and refrigerant channel being less than-10 DEG C, make liquid wax in screw rod cylindrical shell gradually cooling down become temperature to be half curdled appearance of 45 DEG C ~ 60 DEG C, liquid wax is controlled by adjusting screw(rod) rotating speed cool time, the liquid wax state of cooling is by regulating refrigerant pressure, flow-control;
2. extrude Cutting Process: screw rod simplified in liquid wax and refrigerant heat transfer process in screw rod continuous rotation, first be carry out stirring continuously making its state of cooling even to the heat exchange of liquid wax, to partly solidify paraffin by the rotation of spiral Auger simultaneously and push extruder to continuously, screw speed by motor for speed reducer VFC between 20 turns/min ~ 30 turn/min, extrude wax bar and cut into wax grain 5400kg per hour, annual 7200 hours effective times wax grain output can reach more than 3.8 ten thousand tons; Screw speed, rotating speed of flail pass through VFC;
3. curing process: the wax grain temperature that extruder is extruded is at 40 DEG C ~ 50 DEG C, 3min ~ 5min is reached to the holdup time in air duct from cutting, in air duct, the low-temperature air-cooling of 0 DEG C ~ 2 DEG C but, make its condensation cured, temperature is at 30 DEG C ~ 35 DEG C, wind speed in air duct passes through blower motor VFC, and the humidity of wind is controlled by drier.
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| CN201410270852.2A CN104354238A (en) | 2014-06-18 | 2014-06-18 | Novel paraffin wax granulator and novel production process |
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| CN201410270852.2A CN104354238A (en) | 2014-06-18 | 2014-06-18 | Novel paraffin wax granulator and novel production process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816401A (en) * | 2015-05-21 | 2015-08-05 | 大连大学 | Granulating device and method for paraffin |
| CN105698561A (en) * | 2016-01-18 | 2016-06-22 | 巢湖瑞丰油脂有限公司 | Baked sesame cooling device and use method thereof |
| CN107094718A (en) * | 2017-06-07 | 2017-08-29 | 四川依格尔纺织品有限公司 | Automate silkworm artificial feed's extrusion batcher |
| CN110953919A (en) * | 2019-12-11 | 2020-04-03 | 徐国荣 | Material cooling machine |
| CN111836709A (en) * | 2018-03-12 | 2020-10-27 | 布勒股份公司 | Extruder for extruding food or feed |
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| CN102965146A (en) * | 2012-11-30 | 2013-03-13 | 大连隆星新材料有限公司 | Device for manufacturing granular paraffin |
| CN103642526A (en) * | 2013-11-26 | 2014-03-19 | 大连隆星新材料有限公司 | Paraffin granulating system |
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| CN104816401B (en) * | 2015-05-21 | 2017-03-01 | 大连大学 | The Granulation Equipments of paraffin and method |
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Application publication date: 20150218 |