CN103128990B - Straw briquetting forming machine provided with double layers of circular moulds and double layers of compressing rolls - Google Patents

Straw briquetting forming machine provided with double layers of circular moulds and double layers of compressing rolls Download PDF

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Publication number
CN103128990B
CN103128990B CN201310095870.7A CN201310095870A CN103128990B CN 103128990 B CN103128990 B CN 103128990B CN 201310095870 A CN201310095870 A CN 201310095870A CN 103128990 B CN103128990 B CN 103128990B
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CN
China
Prior art keywords
double
pressure roller
nib
ring
layer
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CN201310095870.7A
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Chinese (zh)
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CN103128990A (en
Inventor
陈树人
段建
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江苏大学
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Priority to CN201310095870.7A priority Critical patent/CN103128990B/en
Publication of CN103128990A publication Critical patent/CN103128990A/en
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Publication of CN103128990B publication Critical patent/CN103128990B/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B11/00Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/20Roller-and-ring machines, i.e. with roller disposed within a ring and co-operating with the inner surface of the ring
    • B30B11/201Roller-and-ring machines, i.e. with roller disposed within a ring and co-operating with the inner surface of the ring for extruding material
    • B30B11/208Roller constructions; Mounting of the rollers

Abstract

The invention relates to a straw briquetting forming machine provided with double layers of circular moulds and double layers of compressing rolls. The straw briquetting forming machine is high in work efficiency. When the straw briquetting forming machine works, large motors at two sides are started, the large motors drive small belt pulleys to rotate, the small belt pulleys drive large belt pulleys to rotate through a belt, the large belt pulleys drive a main shaft to rotate, the main shaft drives a millstone to rotate, under the action of friction force of raw materials, the double layers of compressing rolls simultaneously autorotate in the direction opposite to the main shaft, under the common action of revolution and autoroatation of the double layers of compressing rolls, the storage space of the straw materials are compressed continuously, and forming briquettings are squeezed out from mould holes under the frictional action of the materials, the circular moulds and the compressing rolls. The squeezed forming briquettings are divided at two sides by a discharge hopper, fall on conveying mechanisms symmetrically distributed at two sides of a briquetting machine, and finally graded and screened with a sieve to obtain finished products.

Description

The double-deck pressure roller straw briquetting machine of a kind of double-layer ring die
Technical field
The present invention relates to the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die, a kind of operating efficiency of special design straw briquetting machine faster.
Background technology
At present, the module in existing straw briquetting machine, press-roller device are all generally individual layers, single, and its shortcoming produces briquetting to yield poorly, and power consumption is large; In addition, it is large that existing straw briquetting machine also has volume, the shortcoming that floor space is large.The present invention is directed to described weak point, by carrying out Curve guide impeller to the core component pressure roller of straw briquetting machine and Huan Modeng mechanism, propose the novel straw briquetting forming machine that a kind of production efficiency is high, machine output is large, low in energy consumption, easy accessibility, floor space are little.
Summary of the invention
In order to solve the problems of the technologies described above, present invention employs following technical scheme:
The double-deck pressure roller straw briquetting machine of a kind of double-layer ring die, is characterized in that: described cuber comprises frame, heavy motor, belt, small belt pulley, big belt pulley, main shaft, sieve, discharge bucket, support, feed hopper, feeding unit and discharge chambe.
The invention provides the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die, its all parts are all fixed in frame, one high and one low two heavy motor are arranged in the bilateral symmetry of frame, the power bracket of described heavy motor is between 20 to 30KW, the line shaft of both sides heavy motor connects small belt pulley respectively, the heavy motor being in lower to be mated with the gear teeth below the big belt pulley be fixed on main shaft by joint group trapezoidal belt and is connected, and the heavy motor being in eminence to be mated with the gear teeth above the big belt pulley be fixed on main shaft by joint group trapezoidal belt and is connected; Main shaft is from top to bottom through the inside of discharge chambe, bearing block, collar bush and big belt pulley, and bearing seat, below the chamber, the end of discharge chambe, is connected with main shaft by roller bearing; Collar bush is positioned at below the chamber, the end of discharge chambe equally, is fixedly connected with bearing block by bolt; Discharge bucket is fixed on the top of feeding unit, be enclosed within around discharge chambe, feeding unit is fixed in frame by four supports, sieve is fixed on discharging one side-lower of feeding unit, it is characterized in that: discharge chambe is made up of chamber, mill, left and right double-deck pressure roller, double-layer ring die and feed hopper at the bottom of discharge chambe, and discharge chambe is whole is enclosed within main shaft upper end; Mill is fixed on main shaft, is arranged in chamber at the bottom of discharge chambe, and the perforate of mill bilateral symmetry, is separately installed with two eccentric shafts, and left and right double-deck pressure roller is arranged on two eccentric shafts and is positioned at double-layer ring die simultaneously, mutually corresponding with double-layer ring die; Two upper pressure rollers and two lower compression rollers are arranged on pressure roller connecting axle respectively by screw thread and are assembled into double-deck pressure roller, above two upper pressure rollers, pressure roller connecting plate is installed, connected by pressure roller connecting plate, pressure roller connecting plate is fixed on main shaft with nut simultaneously, and two double-deck pressure rollers can carry out synchronous rotation on eccentric shaft; Double-layer ring die order successively is from the bottom up lower platen, lower ring mold layer, support pressing plate, pressed on ring mold layer, top board be fixed connection by fastener hole, lower platen is bolted to connection above the chamber, the end of discharge chambe, and the obverse and reverse supporting pressing plate all arranges heater, cooling device and temperature sensor; Upper and lower ring mold layer is formed by 60 ring module spliced groups respectively, and adjacent ring module is spliced to form a nib, and the nib of upper and lower ring mould is staggeredly arranged; Feed hopper is arranged on above top board, is fixedly connected with top board; Forming press constantly squeezes out from ring nib and carries out both sides shunting by discharge bucket, drop on be symmetrically distributed in cuber both sides feeding unit above, Forming press is transported to sieve and carries out sizing screening process.
Described discharge bucket is W shape, has two discharge openings, and each discharge opening is rectangular-shaped; In the middle part of described discharge bucket, perforate is enclosed within below discharge chambe, is centered around the surrounding of discharge chambe, two discharge openings be separately fixed at be symmetrically distributed in discharge chambe both sides feeding unit above, finished product all can be fallen on the conveyor belt.
The perforate of described mill bilateral symmetry refers to: the shape of perforate is square and the semicircle shape combined, and be arranged in hole by the eccentric shaft of circle, hole remainder is placed key as keyway and fixed eccentric shaft with this.
The obverse and reverse of described support pressing plate is all provided with heater, cooling device and temperature sensor and refers to: all have 2 ring recess at the obverse and reverse of described support pressing plate, place thermocouple wire and the copper pipe by cooling water respectively, described support pressing plate obverse and reverse all symmetry open two holes for laying temperature sensor.
Described upper and lower layer ring mould adopts fastener hole to carry out axial restraint connection by top board, lower platen and support pressing plate; Described upper and lower layer ring mould carries out radial direction by top board, lower platen and the support pressing plate inside edge envelope to upper and lower layer ring mould outer edge to be fixed.
The gear teeth of described upper and lower pressure roller are trapezoidal shape, bottom rounding process.
Described double-deck pressure roller is arranged on two eccentric shafts and refers to: after upper pressure roller is fixedly connected with by pressure roller connecting axle screw thread with lower compression roller, two eccentric shafts are run through respectively among left and right double-deck pressure roller, two eccentric shaft upper ends adopt nut to be fixedly connected with spline with main shaft upper end and pressure roller connecting plate, main shaft is made to drive two eccentric shafts to rotate as driving shaft, and then the left and right double-deck pressure roller described in driving rotates, the left and right double-deck pressure roller simultaneously can also make spinning motion around eccentric shaft.
Described upper and lower ring mold layer is respectively equipped with through nib, and nib charging place cross section is square opening, and nib discharging place cross section is circular port, and the length of side in interior cross section is greater than the diameter in outer cross section to form the cone angle between 5 ° to 7 °.
Described nib, carry out square hole by square shape to the mode that seamlessly transits of toroidal and be connected with circular hole, the length of transition is whole forming hole length about 1/3, remains 2/3 part and adopts equal diameter circular hole to carry out through.
The inside of described nib is provided with pre-molding district, extruded district and briquetting Bao Xingqu; The pre-molding district of described nib inside is crest line region, nib square sectional left and right, extruded district is square sectional rounding off is whole nib length 1/3 region to circular cross-section, and briquetting Bao Xingqu is that nib residue 2/3 adopts the through region of equal diameter circular hole.
The lower edgeline of lower compression roller of the installation site of described left and right double-deck pressure roller and the left and right double-deck pressure roller of the corresponding finger in position of described upper and lower ring mold layer and the lower edgeline matched in clearance of lower ring mold layer, the upper crest line of the lower compression roller of left and right double-deck pressure roller and the upper crest line matched in clearance of lower ring mold layer, the lower edgeline of the upper pressure roller of left and right double-deck pressure roller and the lower edgeline matched in clearance of pressed on ring mold layer, the upper crest line of the upper pressure roller of left and right double-deck pressure roller and the upper crest line matched in clearance of pressed on ring mold layer.
It is large that the present invention has machine output, and production efficiency is high, low in energy consumption, and floor space is little, core institution is easy to replacing, not susceptible to plugging advantage when wearing and tearing, and compared with prior art, the present invention adopts above technical scheme, has following features:
1, under the equal conditions of machine operation, because ring mould and pressure roller are all two-layer equations, improve stalk briquette production efficiency, power consumption reduces, also reduce production cost accordingly.
2, discharge bucket is W shape, and the setting with two discharge openings effectively raises the efficiency of discharging, also reduces the height of whole cuber compared with traditional V-arrangement shape discharge bucket simultaneously.
3, owing to being provided with pressure roller connecting plate on double-deck pressure roller, therefore can ensure that double-deck pressure roller position is relatively fixing, the installation site upper and lower ring mold layer of difference of double-deck pressure roller is corresponding in addition, and material therefore can be made can to extrude smoothly from the nib of module.
4, double-layer ring die and double-deck pressure roller are all combined types, improve the service life of ring mould and pressure roller, are convenient for changing and keep in repair during wearing and tearing, also further increase the space of shaping area simultaneously, enhance productivity.
5, the nib inside of double-deck module is provided with pre-molding district, extruded district and briquetting Bao Xingqu, therefore can ensure the pressed density of briquetting.
6, nib is seamlessly transitted to circular cross-section by square sectional, not only makes module have enough intensity, and the cone angle simultaneously formed is advantageously in shaping.
7, during work, pressing materials is constantly brought in nib by pressure roller, and preliminary precompressed and shearing can be carried out to material in crest line region, nib square shape left and right, are conducive to shaping; Nib discharging place is that toroidal is more conducive to discharging.
8, the tow sides of gripper shoe are provided with temperature sensor, heating, cooling device, heater can improve the applicable ability of forming machine to various material, cooling device can ensure that forming machine forming temperature when long-time production remains in optimum range, and temperature sensor can carry out real-time digital monitoring to the temperature in production process forming hole.
9, the pressure roller gear teeth are the trapezoidal shape of rounding, more wear-resistant, and operating efficiency is better, and the material be also more conducive in forming cavity is squeezed into high density finished product by loose shape, improve the quality of product.
Accompanying drawing explanation
Accompanying drawing 1 is complete machine structure schematic diagram of the present invention;
Accompanying drawing 2 is main TV structure profile in Fig. 1;
Accompanying drawing 3 is discharge chambe structural representation in Fig. 1;
Accompanying drawing 4 is double-deck roller structure schematic diagram in Fig. 3;
Accompanying drawing 5 is double-layer ring die structural representation in Fig. 3;
Accompanying drawing 6 supports pressure plate structure schematic diagram in Fig. 5;
Accompanying drawing 7 is module flat structural representation in Fig. 5;
Accompanying drawing 8 is the main TV structure schematic diagram of double-layer ring die in Fig. 5;
Primary symbols is described as follows: 1, frame 2, small belt pulley 3, heavy motor 4, belt 5, support 6, feeding unit 7, feed hopper 8, discharge bucket 9, discharge chambe 10, collar bush 11, sieve 12, big belt pulley 13, pressure roller connecting plate 14, eccentric shaft 15, fastener hole 16, mill 17, roller bearing 18, chamber 19 at the bottom of discharge chambe, bearing block 20, main shaft 21, top board 22, lower platen 23, lower ring mold layer 24, support pressing plate 25, pressed on ring mold layer 26, heater 27, cooling device 28, temperature sensor 29, upper pressure roller 30, lower compression roller 31, pressure roller connecting axle 32, the trapezoidal gear teeth 33, square opening cross section 34, circular hole cross-section 35, precompressed zone 36, crush zone 37, Bao Xing district 38, double-layer ring die 39, double-deck pressure roller 40, nib 41, module 42, lower compression roller lower edgeline 43, crest line 44 in pressed on ring mold layer, crest line 45 on lower compression roller, crest line 46 in lower ring mold layer, upper pressure roller lower edgeline 47, pressed on ring mold layer lower edgeline 48, crest line 49 on upper pressure roller, lower ring mold layer lower edgeline 50, the left crest line 51 of nib, the right crest line 52 of nib, on, lower platen inside edge 53, gripper shoe inside edge 54, on, lower floor's ring mould outer edge.
embodiment
With embodiment, technical scheme of the present invention is further described below, the advantage contributed to technical scheme of the present invention, effect are further understood.
From 1 figure to Fig. 8, the invention provides the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die, prior art part comprises frame 1, heavy motor 3, belt 4, small belt pulley 2, big belt pulley 12, main shaft 20, sieve 11, discharge bucket 8, support 5, feed hopper 7, feeding unit 6 and discharge chambe 9; Discharge chambe is made up of chamber at the bottom of discharge chambe 18, mill 16, double-deck pressure roller 39, double-layer ring die 38 and feed hopper 7; Double-layer ring die 38 order successively is from the bottom up lower platen 22, lower ring mold layer 23, support pressing plate 24, pressed on ring mold layer 25, top board composition 21; Double-deck pressure roller 39 is made up of upper pressure roller 29, lower compression roller 30, pressure roller connecting axle 31 and pressure roller connecting plate 13.
One high and one low two heavy motor 3 are arranged in the both sides of frame 1, heavy motor 3 line shaft arranges small belt pulley 2, being fastened on by joint group trapezoidal belt 4 main shaft 20 is provided with on the big belt pulley 12 of the upper and lower gear teeth, the heavy motor 3 being in lower to be mated with the gear teeth below the big belt pulley 12 be fixed on main shaft by joint group trapezoidal belt and is connected, and the heavy motor 3 being in eminence to be mated with the gear teeth above the big belt pulley 12 be fixed on main shaft by joint group trapezoidal belt and is connected; In this way main shaft 20 is arranged to driving shaft, contributes to making whole transmission system more reasonable, simplify structure, raise the efficiency, and improve the stability of whole transmission system.
Main shaft 20 is from top to bottom through the inside of discharge chambe 9, bearing block 19, collar bush 10 and big belt pulley 12, and bearing block 19 is positioned at below the chamber, the end 18 of discharge chambe, is connected with main shaft by roller bearing 17; Collar bush 10 is positioned at below the chamber, the end 18 of discharge chambe equally, is fixedly connected with bearing block 19 by bolt, and discharge bucket 8 is fixed on the top of feeding unit 6, is enclosed within discharge chambe 9 around; On the one hand to be realized the support to main shaft 20 by reasonable, effective and succinct mode, well discharge chambe 9 is supported in the above by main shaft 20 on the other hand, improve the stationarity of complete machine.
Feeding unit 6 is feeding unit conventional in the art, it not innovative point of the present invention, here be not described in detail, it is fixed in frame 1 by four supports 5, in the middle part of discharge bucket 8, perforate is enclosed within below discharge chambe 9, be centered around the surrounding of discharge chambe 9, two discharge openings are separately fixed at the top of the feeding unit 6 being symmetrically arranged in discharge chambe 9 both sides, Forming press constantly squeezes out from ring nib 40 and carries out both sides shunting by discharge bucket 8, drop on above feeding unit 6, finished product briquetting is transported to the sieve 11 of discharging one side-lower being fixed on feeding unit 6 by feeding unit 6, briquetting can be carried out classification process by sieve 11.
Discharge chambe 9 is made up of chamber at the bottom of discharge chambe 18, mill 16, double-deck pressure roller 39, double-layer ring die 38, feed hopper 7, whole discharge chambe 9 is enclosed within main shaft 20 upper end, feed hopper 7 is arranged on the top board 21 above double-layer ring die 38, be fixedly connected with top board 21, guarantee that raw material enters in discharge chambe 9 from feed hopper 7.
Double-layer ring die 38 is lower platen 22, lower ring mould 23, support pressing plate 24, pressed on ring mould 25 and top board 21 from the bottom up successively; Upper and lower layer ring mould 25,23 adopts fastener hole 15 to carry out axial restraint connection by top board 21, lower platen 22 and support pressing plate 24; Carry out radial direction by upper and lower pressing plate inside edge 52 with the envelope of support pressing plate inside edge 53 to upper and lower layer ring mould outer edge 54 to fix, thus ensure that double-deck module can not loosen; The obverse and reverse supporting pressing plate 24 all arranges heater 26, cooling device 27, temperature sensor 28; What mode of heating adopted is thermocouple heating, improve the adaptive capacity to material and environment, arrange cooling device 27 and can ensure that forming temperature remains within optimum range when long-time production, set temperature sensor 28 can carry out real-time digitization monitoring to shaping temperature.
Upper and lower ring mold layer 25,23 is distributed in and supports pressing plate 24 upper and lower sides, and upper and lower ring mold layer 25,23 is formed by the seamless spelling group of the ring module 41 of 60 equal shapes, utilizes support pressing plate 24 to be fixedly connected with upper lower platen 21,22; Adjacent every two ring modules 41 are combined into a ring nib 40, upper and lower ring mold layer 25,23 being respectively equipped with 60 through nibs, in order to improve extruded efficiency to greatest extent, the nib of upper and lower ring mold layer 25,23 can being made mutually to stagger; The outer cross section of nib 40 is circular hole cross-section 34, and in nib, cross section is square opening cross section 33, and the interior cross section length of side is greater than the diameter of outer boundary, and main purpose is to form cone angle, and size is preferably between 5 ° to 7 °; Nib 40 carries out square hole by square to the mode that seamlessly transits of circle and is connected with circular hole, and the length of transition is whole forming hole length about 1/3, and remaining 2/3 part, to be that equal diameter circular hole carries out through; The pre-molding district 36 that sets, nib 40 inside is as the left crest line of nib square inner cross-section 50 and right crest line 51 region, the extruded district 37 that the inside of nib 40 is set is whole forming hole length 1/3 region as square sectional is smoothly transitted into circular cross-section, and the briquetting Bao Xing district 38 that the inside of nib 40 is set adopts equal diameter circular hole to carry out through region as nib remains 2/3.
Double-deck pressure roller 39 is made up of upper pressure roller 29, lower compression roller 30, pressure roller connecting axle 31 and pressure roller connecting plate 13; Upper pressure roller 29 and lower compression roller 30 utilize pressure roller connecting axle 31 screw thread to be composed of a fixed connection, and the pressure roller gear teeth are trapezoidal shape 32, and rounding process is carried out in bottom, can improve the efficiency of extruding, reduce wearing and tearing; Mill 16 is fixed on main shaft 20, be arranged in chamber 18 at the bottom of discharge chambe, the perforate of mill 16 bilateral symmetry, the shape in hole is square and the semicircle shape combined, be arranged in hole by two circular eccentric shafts 14, hole remainder is placed key as keyway and is fixed eccentric shaft with this; Two eccentric shafts 14 are run through among left and right double-deck pressure roller 39, is positioned in double-layer ring die 38 simultaneously, mutually corresponding with double-layer ring die 38; Two eccentric shaft 14 upper ends adopt nut to be fixedly connected with spline with main shaft 20 upper end with pressure roller connecting plate 13, main shaft 20 is made to drive two eccentric shafts 14 to rotate as driving shaft, and then the left and right double-deck pressure roller 39 described in driving rotates, the left and right double-deck pressure roller 39 simultaneously can also make spinning motion around eccentric shaft 14; The structure of described upper and lower pressure roller profile and connecting interface can be identical, makes left and right double-deck pressure roller have interchangeability, to facilitate installation, reduce part specifications, and without the need to repair and fast changeable when being conducive to pressing wheel mechanism maintenance, simplify maintenance process, save man-hour, reduce labour intensity.
Double-deck pressure roller is divided into left double-deck pressure roller and right double-deck pressure roller, left and right double-deck pressure roller is respectively equipped with pressure roller 29 and lower compression roller 30, top is provided with pressure roller connecting plate 13, installation site is corresponding with the position of upper and lower ring mold layer, the specifically lower edgeline 42 of left and right lower compression roller and lower edgeline 49 matched in clearance of lower ring mold layer, the upper crest line 44 of left and right lower compression roller and upper crest line 45 matched in clearance of lower ring mold layer, the lower edgeline 46 of pressure roller and lower edgeline 47 matched in clearance of pressed on ring mold layer on left and right, the upper crest line 48 of pressure roller and upper crest line 43 matched in clearance of pressed on ring mold layer on left and right.
Start both sides heavy motor during work, heavy motor drives small belt pulley to rotate, and small belt pulley is rotated by belt drive big belt pulley, and big belt pulley drives main shaft to rotate, and main shaft band movable grinding disc rotates, and mill is fixedly connected with drive eccentric shaft turns with pressure roller connecting plate; Double-deck pressure roller rotates around the spindle on eccentric shaft, under the effect of raw material frictional force, double-deck pressure roller is simultaneously respectively with the direction rotation contrary with main shaft, because double-layer ring die is fixed, while double-deck pressure roller revolution and rotation under effect, the parking space of stalk is compressed continuously, and will be extruded out from nib at material, ring mould, pressure roller three rubbing action compacted under briquetting; The Forming press being extruded out carries out both sides shunting by discharge bucket, drop on be symmetrically distributed in cuber both sides feeding unit above, last Forming press carries out sizing screening process by sieve, obtain finished product.

Claims (8)

1. the double-deck pressure roller straw briquetting machine of double-layer ring die, described briquetting forming machine comprises frame, heavy motor, belt, small belt pulley, big belt pulley, main shaft, sieve, discharge bucket, support, feed hopper, feeding unit and discharge chambe, all parts are all fixed in frame, one high and one low two heavy motor are arranged in the bilateral symmetry of frame, the power bracket of described heavy motor is between 20 to 30KW, the line shaft of both sides heavy motor connects small belt pulley respectively, the heavy motor being in lower to be mated with the gear teeth below the big belt pulley be fixed on main shaft by joint group trapezoidal belt and is connected, the heavy motor being in eminence to be mated with the gear teeth above the big belt pulley be fixed on main shaft by joint group trapezoidal belt and is connected, main shaft is from top to bottom through the inside of discharge chambe, bearing block, collar bush and big belt pulley, and bearing seat, below the chamber, the end of discharge chambe, is connected with main shaft by roller bearing, collar bush is positioned at below the chamber, the end of discharge chambe equally, is fixedly connected with bearing block by bolt, discharge bucket is fixed on the top of feeding unit, be enclosed within around discharge chambe, feeding unit is fixed in frame by four supports, sieve is fixed on discharging one side-lower of feeding unit, it is characterized in that: discharge chambe is made up of chamber, mill, left and right double-deck pressure roller, double-layer ring die and feed hopper at the bottom of discharge chambe, and discharge chambe is whole is enclosed within main shaft upper end, mill is fixed on main shaft, is arranged in chamber at the bottom of discharge chambe, and the perforate of mill bilateral symmetry, is separately installed with two eccentric shafts, and left and right double-deck pressure roller is arranged on two eccentric shafts and is positioned at double-layer ring die simultaneously, mutually corresponding with double-layer ring die, two upper pressure rollers and two lower compression rollers are arranged on pressure roller connecting axle respectively by screw thread and are assembled into double-deck pressure roller, above two upper pressure rollers, pressure roller connecting plate is installed, connected by pressure roller connecting plate, pressure roller connecting plate is fixed on main shaft with nut simultaneously, and two double-deck pressure rollers can carry out synchronous rotation on eccentric shaft, double-layer ring die order successively is from the bottom up lower platen, lower ring mold layer, support pressing plate, pressed on ring mold layer, top board be fixed connection by fastener hole, lower platen is bolted to connection above the chamber, the end of discharge chambe, and the obverse and reverse supporting pressing plate all arranges heater, cooling device and temperature sensor, upper and lower ring mold layer is formed by 60 ring module spliced groups respectively, and adjacent ring module is spliced to form a nib, and the nib of upper and lower ring mould is staggeredly arranged, feed hopper is arranged on above top board, is fixedly connected with top board, Forming press constantly squeezes out from ring nib and carries out both sides shunting by discharge bucket, drop on be symmetrically distributed in cuber both sides feeding unit above, Forming press is transported to sieve and carries out sizing screening process,
Described upper and lower ring mold layer is respectively equipped with through nib, and nib charging place cross section is square opening, and nib discharging place cross section is circular port, and the length of side in interior cross section is greater than the diameter in outer cross section to form the cone angle between 5 ° to 7 °;
Described nib, carry out square hole by square shape to the mode that seamlessly transits of toroidal and be connected with circular hole, the length of transition is whole forming hole length 1/3, remains 2/3 part and adopts equal diameter circular hole to carry out through;
The inside of described nib is provided with pre-molding district, extruded district and briquetting Bao Xingqu; The pre-molding district of described nib inside is crest line region, nib square sectional left and right, extruded district is square sectional rounding off is whole nib length 1/3 region to circular cross-section, and briquetting Bao Xingqu is that nib residue 2/3 adopts the through region of equal diameter circular hole.
2. the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die as claimed in claim 1, it is characterized in that: described discharge bucket is W shape having two discharge openings, each discharge opening is rectangular-shaped; In the middle part of described discharge bucket, perforate is enclosed within below discharge chambe, is centered around the surrounding of discharge chambe, two discharge openings be separately fixed at be symmetrically distributed in discharge chambe both sides feeding unit above, finished product all can be fallen on the conveyor belt.
3. the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die as claimed in claim 1, it is characterized in that: the perforate of described mill bilateral symmetry refers to: the shape of perforate is square and the semicircle shape combined, be arranged in hole by the eccentric shaft of circle, hole remainder is placed key as keyway and is fixed eccentric shaft with this.
4. the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die as claimed in claim 1, it is characterized in that: the obverse and reverse of described support pressing plate is all provided with heater, cooling device and temperature sensor and refers to: all have 2 ring recess at the obverse and reverse of described support pressing plate, place thermocouple wire and the copper pipe by cooling water respectively, described support pressing plate obverse and reverse all symmetry open two holes for laying temperature sensor.
5. the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die as claimed in claim 1, is characterized in that: described upper and lower layer ring mould adopts fastener hole to carry out axial restraint connection by top board, lower platen and support pressing plate; Described upper and lower layer ring mould carries out radial direction by top board, lower platen and the support pressing plate inside edge envelope to upper and lower layer ring mould outer edge to be fixed.
6. the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die as claimed in claim 1, is characterized in that: the gear teeth of described upper and lower pressure roller are trapezoidal shape, bottom rounding process.
7. the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die as claimed in claim 1, it is characterized in that: described double-deck pressure roller is arranged on two eccentric shafts and refers to: after upper pressure roller is fixedly connected with by pressure roller connecting axle screw thread with lower compression roller, two eccentric shafts are run through respectively in a left side, among right double-deck pressure roller, two eccentric shaft upper ends adopt nut to be fixedly connected with spline with main shaft upper end and pressure roller connecting plate, main shaft is made to drive two eccentric shafts to rotate as driving shaft, and then the left side described in driving, right double-deck pressure roller rotates, a left side simultaneously, right double-deck pressure roller can also make spinning motion around eccentric shaft.
8. the double-deck pressure roller straw briquetting machine of a kind of double-layer ring die as claimed in claim 1, it is characterized in that: a described left side, the installation site of right double-deck pressure roller is corresponding with the position of described upper and lower ring mold layer refers to a left side, the lower edgeline of the lower compression roller of right double-deck pressure roller and the lower edgeline matched in clearance of lower ring mold layer, left, the upper crest line of the lower compression roller of right double-deck pressure roller and the upper crest line matched in clearance of lower ring mold layer, left, the lower edgeline of the upper pressure roller of right double-deck pressure roller and the lower edgeline matched in clearance of pressed on ring mold layer, left, the upper crest line of the upper pressure roller of right double-deck pressure roller and the upper crest line matched in clearance of pressed on ring mold layer.
CN201310095870.7A 2013-03-25 2013-03-25 Straw briquetting forming machine provided with double layers of circular moulds and double layers of compressing rolls CN103128990B (en)

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CN201310095870.7A CN103128990B (en) 2013-03-25 2013-03-25 Straw briquetting forming machine provided with double layers of circular moulds and double layers of compressing rolls

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Application Number Priority Date Filing Date Title
CN201310095870.7A CN103128990B (en) 2013-03-25 2013-03-25 Straw briquetting forming machine provided with double layers of circular moulds and double layers of compressing rolls

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CN103128990B true CN103128990B (en) 2015-06-10

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CN103411782B (en) * 2013-08-02 2016-01-13 江苏大学 A kind of device and method of simulating straw compression molding test
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