CN102603436B - Rotary continuous material raking machine for powdered explosive drying device - Google Patents
Rotary continuous material raking machine for powdered explosive drying device Download PDFInfo
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- CN102603436B CN102603436B CN201110448112.XA CN201110448112A CN102603436B CN 102603436 B CN102603436 B CN 102603436B CN 201110448112 A CN201110448112 A CN 201110448112A CN 102603436 B CN102603436 B CN 102603436B
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- rake
- limit switch
- control valve
- material raking
- central shaft
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Abstract
The invention discloses a rotary continuous material raking machine for a powdered explosive drying device. The rotary continuous material raking machine comprises a material raking unit, a cylinder driving unit, a compressed air storage tank, a control valve and a computer, wherein the cylinder driving unit is used as material raking power and comprises two cylinders and a gear and rack mechanism; a gear is fixedly connected with the central shaft of the material raking unit; the two cylinders are connected with the control valve through corresponding pipelines; and the computer controls the cylinders to be alternatively communicated with an air path of the compressed air storage tank through the control valve, so that pistons in the cylinders do linear reciprocating motion. Therefore, the gear drives the material raking unit to do 180-degre reciprocating rotation around the central shaft, powdered explosives on a tabletop of the drying device are raked in a reciprocating manner according to a radius of a drying platform, so that the speed for drying materials is increased, and the problem of low material raking efficiency caused by the reason that the materials are 5 mm thick or even thicker in the prior art is solved. The rotary continuous material raking machine has the characteristics of wide application range, safety, high reliability and the like.
Description
Technical field
The present invention relates to a kind of powder type explosive continuous drier, relate in particular to a kind of rotary continuous rake glassware for powder type explosive continuous drier.
Background technology
Chinese patent application (application number: 201010502171.6) disclose a kind of continuous drying device for powdery simple substance explosive, this patent application has solved in powder type explosive traditional drying technological process, the discontinuous manually-operated oven method of process, make man-machinely effectively to be isolated, reduced the danger in powder type explosive drying process.But this device, in powder type explosive rake material process, adopts static rake material method, fall exactly the material in dry flat surface, by the rake flitch on dry table top, along with the rotation of drying table is by material rake pine, when material on dry platform is thinner, this rake flitch is practical, reach 5mm or when thicker, material can not obtain effectively rake pine continuously, makes moisture velocity of evaporation slower, or dry table top is when enough wide, rake flitch just can not obtain material that effectively rake is loose.Therefore, solve that the rake material speed that existing rake flitch exists is slow, efficiency is low and problem is one of the problem that applicant studies such as moisture evaporation is slow.
Summary of the invention
The problems such as the rake material speed that exists for existing rake flitch is slow, efficiency is low and moisture evaporation is slow, the object of the invention is to, for powder type explosive continuous drier provides a kind of rotary continuous rake glassware, this rake glassware can be under dynamical state, by powder type explosive in thicker thickness situation, on dry table top, rake is loose fast continuously, accelerates moisture evaporation.
In order to realize above-mentioned task, the present invention takes following technical solution:
For a rotary continuous rake glassware for powder type explosive continuous drier, comprise rake material unit, it is characterized in that, also include cylinder driving unit, compressed air reservoir, control valve and computer;
Described rake material unit includes central shaft, jig and rake teeth, and one end of central shaft is connected in by jig on the end axle of rake teeth;
The body of described cylinder driving unit is convex character shape, its symmetrical both sides are respectively left cylinder and right cylinder, the outboard end of two cylinders is respectively by left cover body and right cover body sealing, the corresponding air-tight fit of medial extremity of two cylinders is provided with left piston and right piston, left cover body is provided with the first gas port and left limit switch is housed, right cover body is provided with the second gas port and right limit switch is housed, the switch signal of left limit switch and the output of right limit switch is all sent into described computer, the cavity of body interlude is equipped with intermeshing rack and pinion, the two ends, left and right of tooth bar are respectively with left piston with right piston is corresponding is connected, gear is positioned on the axis of described body and is connected with the other end of described central shaft,
Described control valve is five-way three open electromagnetic valves, its control end is connected with computer by cable, intake valve port is connected with described compressed air reservoir by the first pipeline, the first commutation valve port is connected with described the first gas port by the second pipeline, and the second commutation valve port is connected with described the second gas port by the 3rd pipeline;
Described computer is for when receiving the instruction of rake material button, open the intake valve port of described control valve, when receiving the switch signal of described right limit switch or the output of described left limit switch, to described control valve output commutation instruction, receiving while stopping the instruction of rake material button, close the intake valve port of described control valve.
The present invention is using cylinder driving unit as rake material power, wherein, this power unit is two cylinder arrangement, between two working piston, be fixed with pinion and rack, rake teeth by jig with it concentric central shaft be affixed on gear, when computer control piston does reciprocating linear motion with tooth bar, gear drive rake teeth is done the rotation to-and-fro movement around central shaft.The rhythmical rotation of rake teeth, the powder type explosive on dry table top is evenly harrowed pine take drying table radius surface line as distance.Because central shaft angle of rotation of the present invention is 180 °, compared with rake flitch of the prior art, the present invention is applicable to the dry platform of any size, have that rake material process is continuous, material stirs fast, harrow material evenly and the feature of disperseing simultaneously, and in rake material process, there will not be the problems such as shock and violent friction, thereby also greatly improved safety and reliability.
Accompanying drawing explanation
Fig. 1 is composition and the installation site schematic diagram of the rotary continuous rake glassware for powder type explosive continuous drier of the present invention.
Fig. 2 is the structure composition schematic diagram of rake material unit.
Fig. 3 is the structure composition schematic diagram of cylinder driving unit.
Fig. 4 is control valve interface relationship and the right pendulum of the air cylinder driven rake teeth schematic diagram that puts in place.
Fig. 5 is control valve interface relationship and the air cylinder driven rake teeth left swing schematic diagram that puts in place.
Fig. 6 is that material is harrowed loose effect vestige vertical view.
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Embodiment
As shown in Figure 1, the present embodiment provides a kind of structural representation of the rotary continuous rake glassware for powder type explosive continuous drier, comprises rake material unit 2, cylinder driving unit 1, compressed air reservoir 4, pipeline group, control valve 5 and computer 6.Wherein, rake material unit 2 and cylinder driving unit 1 are positioned at the top of dry platform 3, and the central shaft 2-1 of cylinder driving unit 1 is connected with rake teeth is concentric by jig 2-2, and rake material unit 2 and cylinder driving unit 1 are in vertical state.
Shown in Fig. 2, rake material unit 2 comprises central shaft 2-1, jig 2-2 and rake teeth 2-3.Rake teeth 2-3 and material contact jaw have multiple teeth, and one end of central shaft 2-1 is connected by jig 2-2 and rake teeth 2-3.
Shown in Fig. 3, the body of cylinder driving unit 1 is convex character shape, its left and right sides is that identical accumbency cylindrical cavity is called left cylinder 1-7 and right cylinder 1-8, the outboard end of left cylinder 1-7 and right cylinder 1-8 seals by corresponding lid, the medial extremity air-tight fit of left cylinder 1-7 is provided with left piston 1-1, and the medial extremity air-tight fit of right cylinder 1-8 is provided with right piston 1-2.Left cover body is provided with the first gas port A and left limit switch 1-5 is housed, and right cover body is provided with the second gas port B and right limit switch 1-6 is housed.Intermeshing tooth bar 1-3 and gear 1-4 are equipped with in the cavity place of body interlude, and the two ends, left and right of tooth bar 1-3 are connected with left piston 1-1 and right piston 1-2 respectively, and the axis hole of gear 1-4 is centered close on the axis of body.Left limit switch 1-5 and right limit switch 1-6 all select touch sensor, and its switch signal is sent in computer 6.Distance between two limit switches (1-5,1-6) depends on the pivot angle scope of central shaft 2-1.The central shaft 2-1 of rake material unit 2 is connected through realizing key with gear 1-4 after cylinder driving unit 1 body antetheca, and the position that central shaft 2-1 is positioned at outside gear 1-4 front-end and back-end is supported by two bearings (1-10,1-9) that are fixed on body respectively; 2 of material units of rake are positioned at the below of cylinder driving unit 1.When two pistons (1-1,1-2) move in the same way, with tooth bar 1-3 meshed gears 1-4 opposite spin, drive thus rake teeth 2 reciprocally swingings.
Shown in Fig. 4, control valve 5 is five-way three open electromagnetic valves (VSVA-B-MS2), its control end 5-5 is connected with computer 6 by cable, intake valve port 5-1 is connected with compressed air reservoir 4 by the first pipeline, the first commutation valve port 5-2 is connected with the first gas port A by the second pipeline, and the second commutation valve port 5-3 is connected with the second gas port B by the 3rd pipeline.In the situation that intake valve port 5-1 closes, the mid-way of the spool of control end 5-5 in first, second reversing valve (5-2,5-3), first, second reversing valve (5-2,5-3) all with exhaust valve port 5-4 conducting.In the situation that intake valve port 5-1 opens, spool is positioned at the second commutation valve port 5-3 mono-side, intake valve port 5-1 and the first commutation valve port 5-1 conducting, exhaust valve port 5-4 and the second commutation valve port 5-3 conducting; When spool is placed in the first commutation valve port 5-2 mono-side, intake valve port 5-1 and the second commutation valve port 5-3 conducting, exhaust valve port 5-4 and the first commutation valve port 5-2 conducting.
The function of computer 6 is, while receiving rake material button signal, open the intake valve port 5-1 of control valve 5, and first make the first commutation valve port 5-2 and intake valve port 5-1 conducting, the second commutation valve port 5-3 and exhaust valve port 5-4 conducting, according to the switch signal of received right limit switch 3-6 or left limit switch 3-5, to control valve 5 output commutation instructions, control spool changes to another commutation valve port position from a commutation valve port position, receive while stopping the instruction of rake material, the intake valve port 5-1 of closed control valve 5, so that spool is got back to initial central position.
Set forth rotary continuous rake glassware mechanism of the present invention below.
While using rotary continuous rake glassware of the present invention, after computer 6 energisings, first by the page of computer 6, select rake material button, the intake valve port 5-1 of control valve 5 opens, the now intake valve port 5-1 of control valve 5 and the first reversing valve 5-2 conducting, the second reversing valve 5-3 and vent valve 5-4 conducting, the output gas of compressed air reservoir 4 is successively through the first pipeline, control valve 5, second pipe and the first gas port A enter left cylinder 1-7, thereby promoting left piston 1-1 band carry-over bar 1-3 and right piston 1-2 moves right, gas in right cylinder 1-8 is via the second gas port B, the 3rd pipeline, the second commutation valve port 5-3 and exhaust valve port 5-4 enter in atmosphere.When right piston 1-2 touches right limit switch 1-6 (referring to Fig. 4), right limit switch 1-6 is to computer 6 output switching signals, computer 6 sends commutation instruction, thereby make the spool commutation of control valve 6, now, the second commutation valve port 5-3 and intake valve port 5-1 conducting, the first commutation valve port 5-2 and exhaust valve port 5-4 conducting, the output gas of compressed air reservoir 4 is successively through the first pipeline, control valve 5, the 3rd pipeline and the second gas port B enter right cylinder 1-8, thereby promoting right piston 1-2 band carry-over bar 1-3 and left piston 1-1 is moved to the left, gas in left cylinder 1-7 is via the first gas port A, the second pipeline, the first commutation valve port 5-2 and exhaust valve port 5-4 enter in atmosphere.When right piston 1-2 moves to left with tooth bar 1-3, driven gear 1-4 to turn clockwise, drive thus central shaft 2-1 moving with the left swing of rake teeth 2-3, when left piston 1-1 touches left limit switch 1-5 (referring to Fig. 5), left limit switch 1-5 is to computer 6 output switching signals, and computer 6 sends commutation instruction again.The continuous commutation campaign of two pistons (1-1,1-2), cause rake teeth 2 to make side-to-side motion, along with the rotation of dry platform, the central shaft 2-1 side-to-side motion of rake material unit 2, in the radius of dry platform 3, powder type explosive constantly stirs fast, and the powder type explosive moisture that its thickness is 5mm～10mm evaporates gradually, and through the hyperthermia drying of 90 ℃～110 ℃, when dry platform 3 rotates one week, the moisture content of powder type explosive is reduced to below 0.1%.
Claims (4)
1. for a rotary continuous rake glassware for powder type explosive continuous drier, comprise rake material unit (2), it is characterized in that, also include cylinder driving unit (1), compressed air reservoir (4), control valve (5) and computer (6);
Described rake material unit (2) includes central shaft (2-1), jig (2-2) and rake teeth (2-3), and one end of central shaft (2-1) is connected in by jig (2-2) on the end axle of rake teeth (2-3);
The body of described cylinder driving unit (1) is convex character shape, its symmetrical both sides are respectively left cylinder (1-7) and right cylinder (1-8), two cylinder (1-7, outboard end 1-8) is respectively by left cover body and right cover body sealing, two cylinder (1-7, the corresponding air-tight fit of medial extremity 1-8) is provided with left piston (1-1) and right piston (1-2), left cover body is provided with the first gas port (A) and left limit switch (1-5) is housed, right cover body is provided with the second gas port (B) and right limit switch (1-6) is housed, the switch signal of left limit switch (1-5) and right limit switch (1-6) output is all sent into described computer (6), the cavity of body interlude is equipped with intermeshing tooth bar (1-3) and gear (1-4), the two ends, left and right of tooth bar (1-3) respectively with left piston (1-1) and corresponding being connected of right piston (1-2), gear (1-4) is positioned on the axis of described body and is connected with the other end of described central shaft,
Described control valve (5) is five-way three open electromagnetic valves, its control end is connected with computer (6) by cable, intake valve port (5-1) is connected with described compressed air reservoir (4) by the first pipeline, the first commutation valve port (5-2) is connected with described the first gas port (A) by the second pipeline, and the second commutation valve port (5-3) is connected with described the second gas port (B) by the 3rd pipeline;
Described computer (6) is for when receiving the instruction of rake material button, open the intake valve port (5-1) of described control valve (5), when receiving the switch signal of described right limit switch (1-6) or described left limit switch (1-5) output, to described control valve (5) output commutation instruction, receiving while stopping the instruction of rake material button, the intake valve port (5-1) of closing described control valve (5).
2. the rotary continuous rake glassware for powder type explosive continuous drier as claimed in claim 1, is characterized in that: described rake teeth (2-3) front end has multiple teeth.
3. the rotary continuous rake glassware for powder type explosive continuous drier as claimed in claim 1, is characterized in that: the angle of rotation of described central shaft (2-1) is 180 °, and rotation mode is for reciprocating continuously.
4. the rotary continuous rake glassware for powder type explosive continuous drier as claimed in claim 1, is characterized in that: described left limit switch (1-5) and right limit switch (1-6) are all selected touch sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110448112.XA CN102603436B (en) | 2011-12-28 | 2011-12-28 | Rotary continuous material raking machine for powdered explosive drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110448112.XA CN102603436B (en) | 2011-12-28 | 2011-12-28 | Rotary continuous material raking machine for powdered explosive drying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102603436A CN102603436A (en) | 2012-07-25 |
| CN102603436B true CN102603436B (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110448112.XA Expired - Fee Related CN102603436B (en) | 2011-12-28 | 2011-12-28 | Rotary continuous material raking machine for powdered explosive drying device |
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| Country | Link |
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| CN (1) | CN102603436B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4014655A (en) * | 1974-04-10 | 1977-03-29 | Nitro Nobel A.B. | Plant for continuous production of explosive containing explosive oil |
| CN2316317Y (en) * | 1997-10-08 | 1999-04-28 | 萍乡矿务局火工机械厂 | Automatic machine for filling emulsified explosive |
| CN101982446A (en) * | 2010-10-09 | 2011-03-02 | 西安近代化学研究所 | Continuous drying device for powdery simple substance explosive |
-
2011
- 2011-12-28 CN CN201110448112.XA patent/CN102603436B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4014655A (en) * | 1974-04-10 | 1977-03-29 | Nitro Nobel A.B. | Plant for continuous production of explosive containing explosive oil |
| CN2316317Y (en) * | 1997-10-08 | 1999-04-28 | 萍乡矿务局火工机械厂 | Automatic machine for filling emulsified explosive |
| CN101982446A (en) * | 2010-10-09 | 2011-03-02 | 西安近代化学研究所 | Continuous drying device for powdery simple substance explosive |
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| Publication number | Publication date |
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| CN102603436A (en) | 2012-07-25 |
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Granted publication date: 20140416 Termination date: 20161228 |