CN106422975B - Automatic granulation equipment for zinc sulfide used in optical infrared imaging - Google Patents
Automatic granulation equipment for zinc sulfide used in optical infrared imaging Download PDFInfo
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- CN106422975B CN106422975B CN201610841295.4A CN201610841295A CN106422975B CN 106422975 B CN106422975 B CN 106422975B CN 201610841295 A CN201610841295 A CN 201610841295A CN 106422975 B CN106422975 B CN 106422975B
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- zinc sulfide
- box body
- crushing
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- 239000005083 Zinc sulfide Substances 0.000 title claims abstract description 97
- 229910052984 zinc sulfide Inorganic materials 0.000 title claims abstract description 97
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 238000005469 granulation Methods 0.000 title claims abstract description 39
- 230000003179 granulation Effects 0.000 title claims abstract description 39
- 238000003331 infrared imaging Methods 0.000 title claims abstract description 13
- 230000003287 optical effect Effects 0.000 title claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 45
- 238000012216 screening Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 36
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 239000000843 powder Substances 0.000 claims description 25
- 238000007790 scraping Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000005056 compaction Methods 0.000 abstract description 12
- 238000011084 recovery Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005453 pelletization Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007873 sieving Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/22—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by pressing in moulds or between rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Disintegrating Or Milling (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses automatic granulation equipment for zinc sulfide used in optical infrared imaging, which comprises a hydraulic press, wherein a working platform of the hydraulic press is provided with a feeding station, a compaction station and a discharging station, a granulation mould is horizontally and slidably arranged on the working platform, and the granulation mould and a station switching power device are driven to slide among the feeding station, the compaction station and the discharging station; a die cavity which is communicated up and down is arranged on the granulation die, an inserting plate and an inserting plate driving device which are made of plastic materials are arranged on the granulation die in a sliding mode, a material adding device is arranged at a material adding station, and a pressing block is arranged at the bottom of a pressing head of a hydraulic machine; the station table board is provided with a discharge through hole at a discharge station, the pressure head is provided with a discharge push block above the discharge through hole, a conveying device is arranged below the discharge through hole, and the downstream of the conveying device is connected with a crushing and screening device. This automatic granulation equipment can realize the automatic granulation of zinc sulfide, very big improvement the efficiency of granulation, reduced the cost of labor.
Description
Technical Field
The invention relates to automatic granulation equipment, in particular to automatic granulation equipment for zinc sulfide used in optical infrared imaging.
Background
At present, the market application of zinc sulfide is continuously expanded, and particularly, the zinc sulfide is rapidly developed in the field of infrared imaging. The infrared imaging technology has the advantages of long acting distance, strong anti-interference performance, smoke penetration, strong haze capability, all-weather and all-day work and the like, is widely applied to military and civil fields such as infrared tracking, searching, identifying, detecting, guiding and the like, and has wide requirements in the technical field of infrared imaging by taking zinc sulfide as a basic material. The zinc sulfide is produced into zinc sulfide powder through pre-arranged production equipment, the zinc sulfide powder needs to be sintered, the sintered zinc sulfide with a certain shape is added on optical infrared imaging, the prepared zinc sulfide is powdery and cannot be directly compacted, the zinc sulfide powder needs to be granulated, at present, full-automatic granulation equipment is not provided, the zinc sulfide is completely granulated manually, the zinc sulfide is poured into a mold manually, then the zinc sulfide is placed into a hydraulic press for compaction, and then the zinc sulfide is manually broken, the labor cost of the method is increased, the granulation effect is influenced by the level of workers, the granulation is uneven, and the production efficiency is lower.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the automatic granulating equipment for the zinc sulfide on the optical infrared imaging is provided, can realize automatic granulation of the zinc sulfide, greatly improves the granulating efficiency, and reduces the labor cost.
In order to solve the technical problem, the technical scheme of the invention is as follows: an automatic granulation device for zinc sulfide used in optical infrared imaging comprises a hydraulic press, wherein a working platform of the hydraulic press is provided with a feeding station, a compaction station and a discharging station, a granulation mould is horizontally and slidably arranged on the working platform, and the granulation mould and a station switching power device are driven to slide among the feeding station, the compaction station and the discharging station; the granulating mould is provided with a vertically through mould cavity, the part of the mould cavity, which is in contact with zinc sulfide, is made of plastic, an inserting plate made of plastic is arranged on the granulating mould in a sliding manner, an inserting plate driving device for driving the inserting plate to slide so as to plug or open the lower part of the mould cavity is arranged on the granulating mould, a feeding device for feeding zinc sulfide powder into the mould cavity is arranged at a feeding station, a pressure head of the hydraulic press is positioned above the feeding station, and a pressing block made of plastic and matched with the shape of the mould cavity is arranged at the bottom of the pressure head; the plastic material crushing and screening device is characterized in that a discharging through hole is formed in the position, located at a discharging station, of the station table board, a discharging push block made of plastic materials and located above the discharging through hole is arranged on the press head, a conveying device is arranged below the discharging through hole, and a crushing and screening device is connected to the lower portion of the conveying device.
As a preferred scheme, the granulation die comprises an inner die and an outer clamping die, wherein the inner die comprises a plastic inner die body and a metal supporting framework arranged inside the inner die body; the die cavity sets up on the centre form body, the die cavity axial runs through the centre form body, outer die clamping is fixed in the outside of centre form, outer die clamping is connected with station switching power device, picture peg horizontal slip installs in the lower part of centre form and outer die clamping, the slip direction of picture peg is perpendicular with the axis of centre form, the one end of picture peg is extended and runs through the centre form by a lateral opposite side of outer die clamping, be fixed with the picture peg drive arrangement who is connected with the picture peg on the outer die clamping.
As a preferable scheme, the station switching power device comprises a station switching motor, and the station switching motor is in transmission connection with the outer clamping die through a lead screw and nut mechanism.
As a preferable scheme, the outer clamping die comprises two clamping die half bodies which are matched with each other, connecting plates are arranged on the side portions of two matching surfaces of each clamping die half body, each connecting plate is provided with the guide hole and the driving screw hole, the matching surfaces of the clamping die half bodies are matched with each other, the corresponding connecting plates are fixed through fasteners, the guide holes are sleeved on the guide rods to realize horizontal sliding, and the lead screws of the lead screw nut mechanisms are in threaded connection with the driving screw holes.
As a preferred scheme, the metal supporting framework is a metal mesh frame framework, the metal mesh frame framework comprises a plurality of axial metal strips and a plurality of metal rings, and the metal rings are welded on the metal strips to form a cylinder shape.
As a preferable scheme, the feeding device comprises a feeding hopper, the feeding hopper is arranged above the feeding station, the lower outlet of the feeding hopper is matched with the upper opening of the die cavity of the granulating die, and the lower outlet of the feeding hopper is provided with a feeding valve.
As a preferable scheme, the crushing and screening device comprises a frame and a crushing box arranged on the frame, wherein the upper opening of the crushing box is connected with the downstream end of the conveying device; the utility model discloses a zinc sulfide crushing machine, including frame, swing arm, breaking power device, the bottom of crushing case is provided with the screening hole that is used for sieving powdered zinc sulfide, the swing arm that can beat about the swing is installed in the swing in the frame, the one end of swing arm stretches into to the crushing incasement and is provided with the quartering hammer, and the other end is connected with the transmission of swing power device, the bottom of crushing case is provided with the screening hole that is used for sieving powdered zinc sulfide, the bottom of crushing case sets up powder zinc sulfide collection device.
As a preferred scheme, the crushing box comprises an outer box body fixed on the rack and an inner box body arranged inside the outer box body, wherein a powder zinc sulfide collecting channel is arranged at the bottom of the outer box body, the inner box body is placed in the outer box body and provided with a vibration motor, and screening holes are formed in the bottoms of the inner box body and the outer box body and communicate an inner cavity of the inner box body with the powder zinc sulfide collecting channel; and the inner box body is provided with a particle zinc sulfide discharging device.
As a preferable scheme, a material guide plate which is obliquely arranged and guides zinc sulfide to a crushing position where the crushing hammer is located is arranged in the inner box body.
As a preferred scheme, the granular zinc sulfide discharging device comprises a scraping plate horizontally and slidably mounted in the inner box body, the bottom of the scraping plate is flush with the bottom of the inner box body, a discharging port is formed in one side of the inner box body, the scraping plate is driven by a discharging power device, and the upper end surface of the scraping plate is lower than the lower end surface of the breaking hammer at the highest position.
After the technical scheme is adopted, the invention has the effects that: compared with the existing manual granulation, the automatic granulation equipment has at least the following advantages: 1. the automatic granulating equipment can automatically complete granulation, and can automatically complete feeding, compaction, discharging, crushing and screening only by putting the zinc sulfide added with water into the feeding device by workers, so that the production efficiency is greatly improved, and the production cost is reduced; 2. the automatic granulation equipment has high automation degree, particularly, the automatic granulation equipment can perform pressing on the hydraulic machine in real time, and does not need to operate under the hydraulic machine by operators, so that the safety performance can be improved 3. Therefore, the automatic granulating equipment for the zinc sulfide greatly improves the production efficiency, ensures the granulating quality and reduces the cost.
The granulation mould comprises an inner mould and an outer clamping mould, and the inner mould comprises a plastic inner mould body and a metal supporting framework arranged in the inner mould body; the die cavity is arranged on the inner die body, the die cavity axially penetrates through the inner die body, the outer clamping die is fixed outside the inner die, the outer clamping die is connected with the station switching power device, the inserting plate is horizontally and slidably mounted at the lower parts of the inner die and the outer clamping die, the sliding direction of the inserting plate is perpendicular to the axis of the inner die, one end of the inserting plate extends from one side of the outer clamping die to the other side and penetrates through the inner die, and the inserting plate driving device connected with the inserting plate is fixed on the outer clamping die, so that the granulating die avoids the contact of zinc sulfide and metal on the premise of ensuring enough strength, and avoids secondary iron element pollution; meanwhile, due to the arrangement of the inner mold and the outer clamping mold, the strength of the inner mold can be further improved by the outer clamping mold, and long-term stable use can be ensured by replacing the inner mold.
And the outer clamping die comprises two clamping die half bodies which are matched with each other, connecting plates are arranged on the side parts of two matching surfaces of each clamping die half body, each connecting plate is provided with the guide hole and the driving screw hole, the matching surfaces of the clamping die half bodies are matched with each other, the corresponding connecting plates are fixed through fasteners, the guide holes are sleeved on the guide rods to realize horizontal sliding, the lead screws of the lead screw nut mechanisms are in threaded connection with the driving screw holes, and the outer clamping die can conveniently replace the inner die and facilitate the horizontal sliding and driving of the granulating die.
The crushing and screening device comprises a rack and a crushing box arranged on the rack, and an upper opening of the crushing box is connected with a downstream end of the conveying device; the utility model discloses a zinc sulfide granulator, including frame, broken case, swing hammer, crushing screening device, pendulum rod, the one end of pendulum rod stretches into to broken incasement and is provided with the quartering hammer, and the other end is connected with the transmission of swing power device, the bottom of broken case is provided with the screening hole that is used for screening powdered zinc sulfide, the bottom of broken case sets up powder zinc sulfide collection device, and this crushing screening device utilizes the reciprocal swing of quartering hammer to make the crushing zinc sulfide of compaction broken to, powdered zinc sulfide that produces drops and separates from screening hole among the crushing process, and like this, forms graininess zinc sulfide after the crushing of zinc sulfide after the compaction, takes out the zinc sulfide after the crushing from the crushing case at last and can accomplish the granulation, and this crushing screening device is rational in infrastructure, can be automatic quick carry out the breakage to zinc sulfide.
The crushing box comprises an outer box body fixed on the rack and an inner box body arranged in the outer box body, wherein the bottom of the outer box body is provided with a powder zinc sulfide collecting channel, the inner box body is placed in the outer box body and is provided with a vibration motor, and the bottoms of the inner box body and the outer box body are both provided with screening holes which communicate the inner cavity of the inner box body with the powder zinc sulfide collecting channel; be provided with granule zinc sulfide discharging device on the interior box, this interior box vibratile to further improve the effect of screening, simultaneously, the quartering hammer is beating the breakage simultaneously, and the cooperation vibration can be that zinc sulfide is not hard up, further improves crushing effect.
And because the material guide plate which is obliquely arranged and guides the zinc sulfide into the crushing position where the crushing hammer is located is arranged in the inner box body, the material guide plate not only can facilitate the guiding of the compacted zinc sulfide conveyed by the conveying device into the lower part of the crushing hammer, but also facilitates the material guiding in the crushing process, so that as much zinc sulfide as possible is positioned below the crushing hammer for crushing.
And because the particle zinc sulfide discharging device comprises a scraping plate which is horizontally and slidably arranged in the inner box body, the bottom of the scraping plate is flush with the bottom of the inner box body, a discharging hole is formed in one side of the inner box body, the scraping plate is driven by a discharging power device, the upper end surface of the scraping plate is lower than the lower end surface of the breaking hammer at the highest position, the particle zinc sulfide discharging device can realize automatic discharging, and the automation degree is higher.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of a hydraulic press and a charging device with a pelletizing die at a compaction station according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a crushing and screening device according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a hydraulic press and a feeding device when a granulating die is at a feeding station according to an embodiment of the invention;
FIG. 4 is a schematic structural diagram of a hydraulic machine and a charging device with a pelletizing die in a discharge station according to an embodiment of the present invention;
FIG. 5 is a structural sectional view of a pelletizing die;
FIG. 6 is a structural cross-sectional view of another angle of the pelletizing die;
in the drawings: 1. a hydraulic press; 2. a pressure head; 3. pressing into blocks; 4. discharging a pushing block; 5. a working platform; 6. a granulation die; 61. an inner mold body; 62. an outer clamping die; 63. a mold cavity; 64. a metal support skeleton; 641. an axial metal strip; 642. a metal ring; 7. a lead screw; 8. a station switching motor; 9. a guide bar; 10. a feeding hopper; 11. a material adding valve; 12. inserting plates; 13. a cylinder; 14. a discharge through hole; 15. a conveying device; 16. a frame; 17. an outer case; 18. an inner box body; 19. a stock guide; 20. a powder zinc sulfide collection channel; 21. screening holes; 22. a swing rod; 23. a breaking hammer; 24. a scraping plate; 25. a vibration motor; 26. a swing motor; 27. a speed reducer; 28. a powdered zinc sulfide recovery pipeline; 29. a recovery pump; 30. a metal reinforcing plate; 31. a connecting plate; 32. a guide hole; 33. a driving screw hole; 34. a fastener.
Detailed Description
The present invention is described in further detail below with reference to specific examples.
As shown in fig. 1 to 6, an automatic granulation device for zinc sulfide used in optical infrared imaging comprises a hydraulic press 1, wherein the hydraulic press 1 is a vertical hydraulic press 1, four upright posts are arranged on the hydraulic press 1, a pressure head 2 is vertically and slidably arranged on the upright posts, and the pressure head 2 is driven by a hydraulic cylinder; a feeding station, a compacting station and a discharging station are arranged on a working platform 5 of the hydraulic machine 1, and the feeding station, the compacting station and the discharging station are arranged in a straight line; a granulation mould 6 is horizontally and slidably mounted on the working platform 5, and the granulation mould 6 and the station switching power device are driven to slide among the feeding station, the compacting station and the discharging station; a vertically through die cavity 63 is arranged on the granulating die 6, the contact part of the die cavity 63 and zinc sulfide is made of plastic, an inserting plate 12 made of plastic is slidably arranged on the granulating die 6, and a metal reinforcing plate 30 is arranged in the inserting plate 12; an inserting plate driving device for driving the inserting plate 12 to slide to plug or open the lower part of the die cavity 63 is installed on the granulating die 6, a feeding device for feeding zinc sulfide powder into the die cavity 63 is installed at the feeding station, a pressing head 2 of the hydraulic machine 1 is positioned above the feeding station, and a pressing block 3 made of plastic materials and matched with the die cavity 63 in shape is arranged at the bottom of the pressing head 2; the automatic feeding device is characterized in that a discharging through hole 14 is formed in the position, located at a discharging station, of the station table board, a discharging push block 4 made of plastic materials and located above the discharging through hole 14 is arranged on the pressure head 2, a conveying device 15 is arranged below the discharging through hole 14, and a crushing and screening device is connected to the downstream of the conveying device 15.
As shown in fig. 5 and 6, the granulation die 6 is slidably mounted on the working platform 5 through a guide rod 9, the station switching power device includes a station switching motor 8, and the station switching motor 8 is in transmission connection with the outer clamping die 62 through a screw 7 and nut mechanism. The station switching motor 8 can drive the granulation die 6 to accurately move and switch among three stations, can be positioned by various positioning devices, for example, a telescopic positioning block can be adopted to accurately position the granulation die 6 among the three stations, and certainly, the station switching motor 8 can be a servo motor or a stepping motor to realize accurate positioning.
The granulation die 6 comprises an inner die and an outer clamping die 62, wherein the inner die comprises a plastic inner die body 61 and a metal supporting framework 64 arranged inside the inner die body 61; die cavity 63 sets up on centre form body 61, die cavity 63 axial runs through centre form body 61, outer die 62 that presss from both sides is fixed in the outside of centre form, outer die 62 that presss from both sides is connected with station switching power device, the horizontal slip of picture peg 12 installs in centre form and the outer lower part that presss from both sides die 62, the slip direction of picture peg 12 is perpendicular with the axis of centre form, the one end of picture peg 12 is extended and is run through the centre form by a lateral opposite side that presss from both sides die 62 outward, be fixed with the picture peg drive arrangement who is connected with picture peg 12 on the outer die 62 that presss from both sides. The inserting plate driving device comprises an air cylinder 13 fixed outside the outer clamping die 62, and a piston rod of the air cylinder 13 is connected with the other end of the inserting plate 12.
The outer clamping die 62 comprises two clamping die half bodies which are matched with each other, connecting plates 31 are arranged on the side portions of two matching surfaces of each clamping die half body, each connecting plate 31 is provided with the guide hole 32 and the driving screw hole 33, the matching surfaces of the clamping die half bodies are matched with each other, the corresponding connecting plates 31 are fixed through fasteners 34, the guide holes 32 are sleeved on the guide rods 9 to realize horizontal sliding, and the screw rods 7 of the screw rod 7 nut mechanisms are in threaded connection with the driving screw holes 33.
The metal supporting framework 64 is a metal mesh frame framework, the metal mesh frame framework comprises a plurality of axial metal strips 641 and a plurality of metal rings 642, and the plurality of metal rings 642 are welded on the metal strips to form a cylinder shape.
Of course, the metal supporting framework 64 has other structures, for example, it may include a metal cylinder, the wall of the metal cylinder is provided with a plurality of through holes, the metal cylinder is located in the inner mold body 61, the lower portion of the metal cylinder is provided with insertion holes for facilitating insertion of the insertion plate 12, and the insertion plate 12 is inserted into the insertion holes and connected with the piston rod of the air cylinder 13.
As shown in fig. 1, 2 and 3, the feeding device includes a feeding hopper 10, the feeding hopper 10 is located above the feeding station, a lower outlet of the feeding hopper 10 matches with an upper opening of the die cavity 63 of the granulating die 6, a feeding valve 11 is provided at the lower outlet of the feeding hopper 10, and the feeding valve 11 may be an electric valve. The feeding hopper 10 and the feeding valve 11 can be made of plastic materials, so that iron element pollution is avoided.
The crushing and screening device comprises a frame 16 and a crushing box arranged on the frame 16, and the upper opening of the crushing box is connected with the downstream end of the conveying device 15; but the pendulum rod 22 of beat about the swing is installed in the swing on the frame 16, the one end of pendulum rod 22 stretches into to the crushing incasement and is provided with quartering hammer 23, and the other end is connected with the transmission of swing power device, the bottom of crushing case is provided with the screening hole 21 that is used for sieving powdered zinc sulfide, the bottom of crushing case sets up powder zinc sulfide collection device. The swing power device comprises a swing motor 26 and a speed reducer 27, the motor is in transmission connection with the speed reducer 27, an output shaft of the speed reducer 27 is connected with an eccentric wheel, a connecting rod is hinged between the eccentric wheel and the swing rod 22, and the swing rod 22 can be driven to swing by the eccentric wheel in the rotating process, so that the breaking hammer 23 can swing up and down to break the compacted zinc sulfide.
The crushing box comprises an outer box body 17 fixed on the rack 16 and an inner box body 18 arranged inside the outer box body 17, wherein the bottom of the outer box body 17 is provided with a powder zinc sulfide collecting channel 20, the inner box body 18 is placed in the outer box body 17 and is provided with a vibrating motor 25, the bottoms of the inner box body 18 and the outer box body 17 are respectively provided with a screening hole 21, the screening holes 21 communicate the inner cavity of the inner box body 18 with the powder zinc sulfide collecting channel 20, the powder zinc sulfide collecting device comprises a powder zinc sulfide recovery pipeline 28 communicated with the powder zinc sulfide collecting channel 20, the powder zinc sulfide recovery pipeline 28 is provided with a recovery pump 29, and powder zinc sulfide is extracted by utilizing a suction principle and can flow back into the feeding hopper 10; and a particle zinc sulfide discharging device is arranged on the inner box body 18. A guide plate 19 which is obliquely arranged and guides zinc sulfide to a crushing position of a crushing hammer 23 is arranged in the inner box body 18. The guide plate 19 can facilitate the introduction of the compacted zinc sulfide into the crushing station; secondly, the guide plate 19 can also guide splashed zinc sulfide to the position below the breaking hammer 23 in the breaking process, so that the breaking is more complete.
The particle zinc sulfide discharging device comprises a scraping plate 24 which is horizontally installed in the inner box body 18 in a sliding mode, the bottom of the scraping plate 24 is flush with the bottom of the inner box body 18, a discharging hole is formed in one side of the inner box body 18, the scraping plate 24 is driven by a discharging power device, the upper end face of the scraping plate 24 is lower than a breaking hammer 23 at the highest position, the scraping plate 24 can conveniently pass through the lower portion of the breaking hammer 23, the discharging power device comprises a discharging cylinder, the discharging cylinder is used for driving the scraping plate 24 to scrape materials, and zinc sulfide is discharged.
As shown in fig. 3, the station switching motor 8 drives the granulation die 6 to be at the material adding station, and the insert plate 12 blocks the die cavity 63 at this time; the feeding valve 11 is opened, the powdered zinc sulfide in the feeding hopper 10 falls into the die cavity 63, and water added into the zinc sulfide has certain humidity, so that compaction is facilitated; after the material adding is finished, the material adding valve 11 is closed, the station switching motor 8 drives the granulating die 6 to move to a compaction station, as shown in fig. 1, at the moment, the pressure head 2 descends, the press block 3 on the pressure head 2 compacts zinc sulfide in the die cavity 63, after the compaction, the pressure head 2 ascends, the station switching motor 8 drives the granulating die 6 to move to a discharging station, as shown in fig. 4, at the moment, the inserting plate 12 is driven by the air cylinder 13 to open the lower end of the die cavity 63, at the moment, the pressure head 2 descends, the discharging push block 4 pushes out the compacted zinc sulfide, the compacted zinc sulfide falls into the conveying device 15, the conveying device 15 adopts a conveying belt for conveying, the compacted zinc sulfide is conveyed into a crushing box, the zinc sulfide is crushed into particles by using the double effects of the crushing hammer 23 and vibration, certain powdered zinc sulfide is generated during the crushing, the powdered zinc sulfide falls into the powdered zinc sulfide collecting channel 20 through the sieving hole 21, and the recovery pump 29 and the powdered zinc sulfide recovery pipeline 28 are used for pumping out and reflowing to the feeding hopper 10. The crushed granular zinc sulfide is scraped out of the discharging material by the scraper plate 24.
The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and alterations made to the technical solution of the present invention without departing from the spirit of the present invention are intended to fall within the scope of the present invention defined by the claims.
Claims (3)
1. The utility model provides an on optical infrared imaging with zinc sulfide's automatic granulation equipment, includes the hydraulic press, its characterized in that: a feeding station, a compacting station and a discharging station are arranged on a working platform of the hydraulic machine, a granulating mould is horizontally and slidably arranged on the working platform, and the granulating mould and a station switching power device are driven to slide among the feeding station, the compacting station and the discharging station; the granulating mould is provided with a vertically through mould cavity, the part of the mould cavity, which is in contact with zinc sulfide, is made of plastic, an inserting plate made of plastic is arranged on the granulating mould in a sliding manner, an inserting plate driving device for driving the inserting plate to slide so as to plug or open the lower part of the mould cavity is arranged on the granulating mould, a feeding device for feeding zinc sulfide powder into the mould cavity is arranged at a feeding station, a pressure head of the hydraulic press is positioned above the feeding station, and a pressing block made of plastic and matched with the shape of the mould cavity is arranged at the bottom of the pressure head; a discharge through hole is formed in the position, located at the discharge station, of the station table top, a discharge push block made of plastic materials and located above the discharge through hole is arranged on the press head, a conveying device is arranged below the discharge through hole, a crushing and screening device is connected to the downstream of the conveying device, the granulation die comprises an inner die and an outer clamping die, and the inner die comprises a plastic inner die body and a metal support framework arranged inside the inner die body; the die cavity is arranged on the inner die body, the die cavity axially penetrates through the inner die body, the outer clamping die is fixed outside the inner die, the outer clamping die is connected with the station switching power device, the inserting plate is horizontally and slidably arranged at the lower parts of the inner die and the outer clamping die, the sliding direction of the inserting plate is vertical to the axis of the inner die, one end of the inserting plate extends from one side of the outer clamping die to the other side and penetrates through the inner die, and an inserting plate driving device connected with the inserting plate is fixed on the outer clamping die; the station switching power device comprises a station switching motor, and the station switching motor is in transmission connection with the outer clamping die through a lead screw and nut mechanism; the outer clamping die comprises two clamping die half bodies which are matched with each other, connecting plates are arranged on the side parts of two matching surfaces of each clamping die half body, each connecting plate is provided with a guide hole and a driving screw hole, the matching surfaces of the clamping die half bodies are matched with each other, the corresponding connecting plates are fixed through fasteners, the guide holes are sleeved on guide rods to realize horizontal sliding, and a lead screw of the lead screw nut mechanism is in threaded connection with the driving screw holes; the crushing and screening device comprises a rack and a crushing box arranged on the rack, and an upper opening of the crushing box is connected with a downstream end of the conveying device; the crushing device comprises a rack, a crushing box, a swinging power device, a powder zinc sulfide collecting device, a crushing hammer, a powder zinc sulfide collecting device and a power transmission device, wherein the rack is provided with a swinging rod capable of swinging up and down; the crushing box comprises an outer box body fixed on the rack and an inner box body arranged in the outer box body, wherein a powder zinc sulfide collecting channel is arranged at the bottom of the outer box body, the inner box body is placed in the outer box body and provided with a vibration motor, and screening holes are formed in the bottoms of the inner box body and the outer box body and communicate an inner cavity of the inner box body with the powder zinc sulfide collecting channel; a particle zinc sulfide discharging device is arranged on the inner box body, and a guide plate which is obliquely arranged and guides zinc sulfide to a crushing position where the crushing hammer is located is arranged in the inner box body; the particle zinc sulfide discharging device comprises a scraping plate which is horizontally and slidably mounted in the inner box body, the bottom of the scraping plate is flush with the bottom of the inner box body, a discharging port is formed in one side of the inner box body, the scraping plate is driven by a discharging power device, and the upper end face of the scraping plate is lower than the lower end face of a breaking hammer at the highest position.
2. The apparatus of claim 1, wherein the apparatus comprises: the metal support framework is a metal mesh frame framework, the metal mesh frame framework comprises a plurality of axial metal strips and a plurality of metal rings, and the metal rings are welded on the metal strips to form a cylinder shape.
3. An automatic granulating apparatus for zinc sulfide used in optical infrared imaging as claimed in claim 1 or 2, wherein: the feeding device comprises a feeding hopper, the feeding hopper is positioned above a feeding station, a lower outlet of the feeding hopper is matched with an upper opening of a die cavity of the granulation die, and a feeding valve is arranged at the lower outlet of the feeding hopper.
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| CN201610841295.4A CN106422975B (en) | 2016-09-22 | 2016-09-22 | Automatic granulation equipment for zinc sulfide used in optical infrared imaging |
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| CN201610841295.4A CN106422975B (en) | 2016-09-22 | 2016-09-22 | Automatic granulation equipment for zinc sulfide used in optical infrared imaging |
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| CN106422975B true CN106422975B (en) | 2023-03-21 |
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| CN119113914B (en) * | 2024-11-05 | 2025-03-04 | 泰州市爱特斯光学材料有限公司 | Pre-pressing die for preparing zinc sulfide |
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