CN109733007B - Micropore plate dry forming pressing exhaust plate - Google Patents
Micropore plate dry forming pressing exhaust plate Download PDFInfo
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- CN109733007B CN109733007B CN201910134693.6A CN201910134693A CN109733007B CN 109733007 B CN109733007 B CN 109733007B CN 201910134693 A CN201910134693 A CN 201910134693A CN 109733007 B CN109733007 B CN 109733007B
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- 238000003825 pressing Methods 0.000 title abstract description 9
- 239000010410 layer Substances 0.000 claims description 79
- 239000002344 surface layer Substances 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 16
- 238000001914 filtration Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 description 13
- 239000000843 powder Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000000835 fiber Substances 0.000 description 6
- 238000005245 sintering Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000000748 compression moulding Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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Abstract
The invention discloses a micropore plate dry forming pressing exhaust plate, which relates to the technical field of exhaust plates for pressing forming and aims at solving the technical problems that an exhaust film is easy to generate folds, and folds and creases are generated on the micropore plate which is produced and formed once the folds are generated, so that the flatness of the surface of the micropore plate is affected.
Description
Technical Field
The invention relates to the technical field of exhaust plates for compression molding, in particular to a micropore plate dry-method molding compression exhaust plate.
Background
The dry forming and pressing exhaust plate for micro-porous plate is one plate body below powder material and under the high pressure extrusion of mold to assist in producing micro-porous plate. During actual production, various powders and fibers are mixed at a high speed according to a formula and then enter a die for high-pressure extrusion molding, the conventional compression ratio is 3-6:1, so that a large amount of gas is required to be discharged in the compression molding process, and the powders and fibers cannot be discharged in the discharging process, so that the discharging of the powder in the molding process is critical, the quality of the microporous plate is determined by the quality of the powder in the discharging process, the microporous plate is layered and cracked due to unsmooth discharging, the setting of the filtering aperture is overlarge, and the powder is easy to leak and pollute the environment.
The prior art micro-porous plate dry forming pressing exhaust plate is shown by referring to fig. 8, and comprises a bottom plate 1, wherein a plurality of exhaust holes 10 are formed in the bottom plate 1, a layer of exhaust film 15 (usually industrial filter cloth or filtering non-woven fabric) is adhered to the surface of the bottom plate 1 by using glue, and the functions of effectively filtering powder and fiber while exhausting air can be realized through the exhaust film 15.
However, since the industrial filter cloth or the filter nonwoven fabric used for the vent film 15 is made of a flexible material, the vent film has high elastic stretchability, and is easily wrinkled during the process of adhering to the base plate 1 or during the actual production process, and once the wrinkles are generated, the produced and molded micro-porous plate is wrinkled, and the flatness of the surface of the micro-porous plate is affected, so that the vent film needs to be improved.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a micropore plate dry-forming pressing exhaust plate which has the advantages of good exhaust effect, strong wear resistance, high heat resistance and higher mechanical strength.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a micropore board dry process shaping suppression air discharge plate, is including the bottom plate of seting up a plurality of exhaust holes, supporting layer, gas dispersion layer, filter layer and surface course have been overlapped in proper order to the surface of bottom plate, supporting layer, gas dispersion layer, filter layer and surface course are the metal woven mesh.
By adopting the technical scheme, when the high-temperature vacuum sintering device is used, the surface layer is abutted with powder, and then the powder is extruded under the action of the die, the supporting layer, the gas dispersing layer, the filter layer and the surface layer are all made of metal wire woven meshes, and the hard metal exhaust plate is manufactured by laminating high-temperature vacuum sintering, so that the high-temperature vacuum sintering device has high mechanical strength and overall rigidity;
the meshes of each layer of silk screen are staggered, the exhaust area is increased, so that the gas dispersibility is high, the defects of low strength, poor rigidity and unstable mesh shape of a common metal silk screen are overcome, and the pore size, permeability and strength characteristics of the material can be reasonably matched and designed, so that the material has excellent exhaust precision, exhaust resistance, mechanical strength, wear resistance, heat resistance and machinability, and the comprehensive performance is superior to that of other types of exhaust plates such as fiber, filter cloth and filter paper.
Further, be equipped with hollow exhaust frame on the bottom plate, supporting layer, gas dispersion layer, filter layer and surface course are all connected in the exhaust frame, set up the jack that is linked together on exhaust frame and the bottom plate, the jack interpolation is equipped with the inserted bar, set up on the inside wall of jack and supply the inserted bar to insert and gliding slide hole, the bottom of inserted bar is equipped with the limiting plate, set up on the lateral wall of jack and supply the limiting plate to insert and gliding spacing hole, the diameter of limiting plate is greater than the internal diameter of slide hole.
By adopting the technical scheme, during installation, the inserted link is slid, so that the limiting plate is inserted into the limiting hole, and then the inserted link is not easy to automatically upwards pull away from the sliding hole under the action of the limiting plate, so that the exhaust frame is stably connected with the bottom plate, namely the supporting layer, the gas dispersion layer, the filter layer and the surface layer are in a stable state, and stable exhaust work can be performed;
when working for a long time for micropore on supporting layer, gas dispersion layer, filter layer and the surface course is stopped up, can slide the inserted bar to the jack in, take out the slide hole, limiting plate take out the limiting hole this moment, can make exhaust frame and bottom plate separation, and accessible high pressure air gun or high pressure squirt washs on supporting layer, gas dispersion layer, filter layer and the surface course afterwards, and easy dismounting changes, the reuse of being convenient for.
Further, a dustproof ring groove is formed in the side wall of the insertion hole and the side wall of the sliding hole, a dustproof plate is connected in a sliding mode in the dustproof ring groove, and a reserved hole for the insertion rod to be inserted in an adaptive mode and slide is formed in the dustproof plate.
Through adopting above-mentioned technical scheme, the in-process of slip inserted bar, the dust guard can guarantee that jack and slide hole are in the confined state constantly to reducible dust gets into in jack or the slide hole, the effectual clean and tidy degree in jack and the slide hole of having ensured.
Further, a first magnetic part is arranged on the side wall of the limiting plate, and a second magnetic part which is attracted with the first magnetic part in magnetism is arranged on the side wall of the limiting hole.
Through adopting above-mentioned technical scheme, when limiting plate slides to the tip that the jack was kept away from to the spacing hole, magnetism spare one and magnetism spare two magnetism inhale mutually, can make the limiting plate can the locking, and difficult self-sliding has improved the stability under this state, has improved the stability of exhaust frame and bottom plate connected state promptly.
Further, the limiting plate is connected with a roller in a rotating mode below the limiting plate, and the roller is abutted to the bottom wall of the limiting hole.
Through adopting above-mentioned technical scheme, can change the friction between limiting plate diapire and the spacing hole diapire into the rolling friction of gyro wheel and spacing hole diapire through the gyro wheel to the frictional force that the limiting plate received has been reduced, makes the slip of limiting plate and inserted bar control more convenient, more laborsaving.
Further, the roller is rotatably connected with an installation seat, and an elastic piece is arranged between the limiting plate and the installation seat.
Through adopting above-mentioned technical scheme, pressing the inserted bar, the elastic component shrink can make mount pad and limiting plate wholly insert spacing downthehole and slip, after the limiting plate slides to the one end that the spacing hole was carried away from the jack, unclamp the inserted bar, can make the roof butt of limiting plate on the roof of spacing hole, afterwards can promote the connection stability of limiting plate and spacing hole under this state under the effect of stiction.
Further, a first sleeve is arranged on the mounting seat, a second sleeve which is matched with the first sleeve in a matched mode is arranged on the limiting plate, and the elastic piece is located in the first sleeve.
Through adopting above-mentioned technical scheme, sleeve one and sleeve two can provide effective protection to the elastic component to can make the elastic component be difficult for excessively buckling, prolonged the life of elastic component, in addition, sleeve one and sleeve two can make limiting plate and mount pad be connected more stable, be difficult for taking place the skew.
Further, a limit key is arranged on the outer side wall of the first sleeve, and a key slot for inserting and sliding the limit key is arranged on the inner side wall of the second sleeve.
Through adopting above-mentioned technical scheme, the stroke of spacing key in the keyway is sleeve one for sleeve two gliding strokes to can make sleeve one be difficult for by oneself roll-off sleeve two, improve sleeve one in sleeve two gliding stability.
Further, a positioning rod is arranged on the top wall of the limiting plate, and a positioning hole for inserting the positioning rod is formed in the inner wall of the limiting hole.
Through adopting above-mentioned technical scheme, after the limiting plate slides to the one end that the spacing hole was carried away from the jack, loosen the inserted bar, can make the locating lever insert and establish to the locating hole in, and can make the locating lever be difficult for taking out the locating hole afterwards under the effect of elastic component, can further improve the stability of limiting plate and spacing hole locking state.
Further, the side wall of the positioning rod is provided with an anti-falling protrusion, the side wall of the positioning hole is provided with an anti-falling groove for inserting the anti-falling protrusion, and the anti-falling protrusion is made of elastic materials.
Through adopting above-mentioned technical scheme, insert when the locating lever and establish to the locating hole in after, the protruding compression deformation of anticreep, after the protruding slip of anticreep to align with the anticreep recess, the butt of the protruding adaptable of anticreep is in the anticreep recess, can further promote the stability that the locating lever is connected with the locating hole afterwards.
In summary, the invention has the following beneficial effects:
1. the surface of the bottom plate is sequentially overlapped with the supporting layer, the gas dispersing layer, the filter layer and the surface layer, wherein the supporting layer, the gas dispersing layer, the filter layer and the surface layer are all metal woven meshes, when the vacuum-type vacuum-baking hard metal exhaust plate is used, the surface layer is abutted with powder, the powder is extruded under the action of a die, and the supporting layer, the gas dispersing layer, the filter layer and the surface layer are all metal woven meshes, so that the vacuum-baking hard metal exhaust plate is manufactured through lamination and high-temperature vacuum baking, and has high mechanical strength and overall rigidity; the meshes of each layer of silk screen are staggered, the exhaust area is increased, so that the gas dispersibility is high, the defects of low strength, poor rigidity and unstable mesh shape of a common metal silk screen are overcome, and the pore size, permeability and strength characteristics of the material can be reasonably matched and designed, so that the material has excellent exhaust precision, exhaust resistance, mechanical strength, wear resistance, heat resistance and machinability, and the comprehensive performance is superior to that of other types of exhaust plates such as fiber, filter cloth and filter paper;
2. the bottom plate is provided with a hollow exhaust frame, the supporting layer, the gas dispersion layer, the filter layer and the surface layer are all connected in the exhaust frame, the exhaust frame and the bottom plate are provided with communicated jacks, inserted rods are inserted in the jacks, the inner side walls of the jacks are provided with sliding holes for the inserted rods to insert and slide, the bottoms of the inserted rods are provided with limiting plates, the side walls of the jacks are provided with limiting holes for the limiting plates to insert and slide, the diameter of the limiting plates is larger than the inner diameter of the sliding holes, during installation, the inserted rods slide, so that the limiting plates are inserted into the limiting holes, and then the inserted rods are not easy to automatically upwards pull away from the sliding holes under the action of the limiting plates, so that the exhaust frame and the bottom plate are stably connected, namely the supporting layer, the gas dispersion layer, the filter layer and the surface layer are in a stable state, and stable exhaust work can be performed; when working for a long time for micropore on supporting layer, gas dispersion layer, filter layer and the surface course is stopped up, can slide the inserted bar to the jack in, take out the slide hole, limiting plate take out the limiting hole this moment, can make exhaust frame and bottom plate separation, and accessible high pressure air gun or high pressure squirt washs on supporting layer, gas dispersion layer, filter layer and the surface course afterwards, and easy dismounting changes, the reuse of being convenient for.
Drawings
Fig. 1 is a schematic plan view of the present embodiment;
fig. 2 is a schematic perspective view of the present embodiment;
fig. 3 is a schematic structural diagram showing a connection relationship between an exhaust frame and a base plate in the present embodiment;
FIG. 4 is a cross-sectional view showing the connection relationship between the dust-proof plate and the exhaust frame in the present embodiment;
fig. 5 is an enlarged view at a in fig. 4;
FIG. 6 is a cross-sectional view showing the connection between the first sleeve and the second sleeve in this embodiment;
FIG. 7 is a cross-sectional view showing the connection relationship between the positioning rod and the positioning hole in the present embodiment;
fig. 8 is a background art drawing.
In the figure: 1. a bottom plate; 10. an exhaust hole; 11. a support layer; 12. a gas dispersion layer; 13. a filter layer; 14. a surface layer; 15. a gas-discharge film; 16. an exhaust frame; 2. a rod; 20. a jack; 21. a slide hole; 3. a limiting plate; 30. a limiting hole; 31. a first magnetic member; 32. a second magnetic piece; 4. a dust-proof plate; 40. a dust-proof ring groove; 41. a preformed hole; 5. an elastic member; 51. a sleeve I; 52. a second sleeve; 53. a mounting base; 54. a roller; 55. a limit key; 550. a key slot; 6. a positioning rod; 60. positioning holes; 61. an anti-falling protrusion; 610. and the anti-falling groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Examples:
referring to fig. 1 and 2, the micropore plate dry-forming pressing exhaust plate comprises a bottom plate 1 provided with a plurality of exhaust holes 10, preferably, the aperture of the exhaust holes 10 is 2-4mm, the hole distance is 4-6mm, a supporting layer 11, a gas dispersing layer 12, a filter layer 13 and a surface layer 14 are sequentially stacked on the surface of the bottom plate 1, preferably, the supporting layer 11, the gas dispersing layer 12, the filter layer 13 and the surface layer 14 are all metal woven meshes, the aperture of the supporting layer 11 is 5-10 meshes, the aperture of the gas dispersing layer 12 is 10-20 meshes, the aperture of the filter layer 13 is 40-100 meshes, and the aperture of the surface layer 14 is 20-40 meshes so as to realize the filtering and ventilation functions.
Referring to fig. 3 and 4, a hollow exhaust frame 16 is arranged on the bottom plate 1, the supporting layer 11, the gas dispersing layer 12, the filtering layer 13 and the surface layer 14 are all fixed in the exhaust frame 16 through welding, inserting holes 20 which are communicated with each other are formed in the exhaust frame 16 and the bottom plate 1, inserting rods 2 are inserted in the inserting holes 20 in a clearance fit manner, sliding holes 21 for inserting and sliding the inserting rods 2 are formed in the inner side walls of the inserting holes 20, limiting plates 3 are integrally formed in the bottoms of the inserting rods 2, limiting holes 30 for inserting and sliding the limiting plates 3 are formed in the side walls of the inserting holes 20, the diameter of the limiting plates 3 is larger than the inner diameter of the sliding holes 21, and the limiting plates 3 are inserted into the limiting holes 30 so as to limit the upward extraction of the inserting rods 2 from the sliding holes 21.
Referring to fig. 4, the side walls of the insertion hole 20 and the sliding hole 21 are provided with a dust-proof ring groove 40, the dust-proof ring groove 40 is slidably connected with a dust-proof plate 4, and the dust-proof plate 4 is provided with a preformed hole 41 for the insertion rod 2 to be inserted and slide in an adaptive manner, so as to reduce dust falling into the insertion hole 20 or the sliding hole 21.
Referring to fig. 4 and 5, a first magnetic part 31 is adhered to the side wall of the limiting plate 3, a second magnetic part 32 is adhered to the side wall of the limiting hole 30 away from the jack 20, and the second magnetic part 32 and the first magnetic part 31 are magnetic attraction magnet blocks, so that the limiting plate 3 can be locked.
Referring to fig. 5, a second sleeve 52 is welded on the bottom wall of the limiting plate 3, a first sleeve 51 is inserted in the second sleeve 52 in an adaptive manner, an elastic piece 5 is arranged in the first sleeve 51, preferably, the elastic piece 5 is a spring, one end, far away from the second sleeve 52, of the first sleeve 51 is integrally formed with a mounting seat 53, a roller 54 is connected to the mounting seat 53 through pin rotation, and the roller 54 can be stably abutted to the bottom wall of the limiting hole 30 by the elastic piece 5 so as to reduce friction between the limiting block and the bottom wall of the limiting hole 30.
Referring to fig. 6, a limit key 55 is welded on the outer sidewall of the first sleeve 51, and a key slot 550 for inserting and sliding the limit key 55 is formed on the inner sidewall of the second sleeve 52, so as to prevent the first sleeve 51 from being separated from the second sleeve 52.
Referring to fig. 7, a positioning rod 6 is integrally formed on the top wall of the limiting plate 3, a positioning hole 60 is formed on the inner wall of the limiting hole 30, the positioning rod 6 can be inserted into the positioning hole 60 in a clearance fit manner, an anti-falling protrusion 61 is adhered to the side wall of the positioning rod 6, an anti-falling groove 610 for inserting the anti-falling protrusion is formed on the side wall of the positioning hole 60, and the anti-falling protrusion is made of elastic material, preferably rubber, so that stability of the positioning rod 6 after being inserted into the positioning hole 60 is improved.
The working principle is as follows: when the high-temperature vacuum sintering type hard metal exhaust plate is used, the surface layer 14 is abutted with powder, the powder is extruded under the action of the die, and the supporting layer 11, the gas dispersing layer 12, the filtering layer 13 and the surface layer 14 are all made of metal wire woven meshes, and the hard metal exhaust plate is manufactured through lamination and high-temperature vacuum sintering, so that the high-temperature vacuum sintering type hard metal exhaust plate has high mechanical strength and high overall rigidity.
The meshes of each layer of silk screen are staggered, the exhaust area is increased, so that the gas dispersibility is high, the defects of low strength, poor rigidity and unstable mesh shape of the common metal silk screen are overcome, and the pore size, permeability and strength characteristics of the material can be reasonably matched and designed, so that the exhaust plate has excellent exhaust precision, exhaust resistance, mechanical strength, wear resistance, heat resistance and machinability, and the comprehensive performance of the exhaust plate is superior to that of other types of exhaust plates such as fiber, filter cloth and filter paper.
In addition, when the supporting layer 11, the gas dispersion layer 12, the filter layer 13 and the surface layer 14 need to be cleaned, the inserted link 2 can be pressed, the elastic piece 5 can be contracted, the positioning rod 6 is pulled out of the positioning hole 60, then the inserted link 2 is slid, the inserted link 2 is slid into the jack 20, the limiting plate 3 is pulled out of the limiting hole 30, and then the exhaust frame 16 and the bottom plate 1 can be separated, so that the air gun or the high-pressure water gun can be utilized to flush the air gun or the high-pressure water gun, and the air gun is convenient to recycle;
after the cleaning is finished, the exhaust frame 16 can be installed on the bottom plate 1, the inserted link 2 is pressed and slid, at the moment, the elastic piece 5 is contracted, the limiting plate 3 can be inserted into the limiting hole 30, the inserted link 2 is slid continuously until the positioning rod 6 on the limiting plate 3 is aligned with the positioning hole 60, the inserted link 2 is loosened, the elastic piece 5 is deformed in a recovery mode, the positioning rod 6 is automatically inserted into the positioning hole 60, the installation can be completed, and then the supporting layer 11, the gas dispersion layer 12, the filtering layer 13 and the surface layer 14 are stably connected with the bottom plate 1 through the exhaust frame 16.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Claims (5)
1. The utility model provides a micropore board dry forming suppresses air discharge plate, is including offering bottom plate (1) of a plurality of exhaust holes (10), its characterized in that: the surface of the bottom plate (1) is sequentially overlapped with a supporting layer (11), a gas dispersing layer (12), a filtering layer (13) and a surface layer (14), wherein the supporting layer (11), the gas dispersing layer (12), the filtering layer (13) and the surface layer (14) are all metal woven meshes; the hollow exhaust frame (16) is arranged on the bottom plate (1), the supporting layer (11), the gas dispersing layer (12), the filter layer (13) and the surface layer (14) are all connected in the exhaust frame (16), the exhaust frame (16) and the bottom plate (1) are provided with jacks (20) which are communicated with each other, the jacks (20) are internally provided with inserting rods (2), the inner side wall of the jack (20) is provided with a sliding hole (21) for inserting and sliding the inserting rod (2), the bottom of the inserting rod (2) is provided with a limiting plate (3), the side wall of the jack (20) is provided with a limiting hole (30) for inserting and sliding the limiting plate (3), and the diameter of the limiting plate (3) is larger than the inner diameter of the sliding hole (21); the side wall of the limiting plate (3) is provided with a first magnetic part (31), and the side wall of the limiting hole (30) is provided with a second magnetic part (32) magnetically attracted with the first magnetic part (31); a roller (54) is rotationally connected below the limiting plate (3), and the roller (54) is abutted on the bottom wall of the limiting hole (30); the roller (54) is rotationally connected with a mounting seat (53), and an elastic piece (5) is arranged between the limiting plate (3) and the mounting seat (53); the top wall of the limiting plate (3) is provided with a positioning rod (6), and the inner wall of the limiting hole (30) is provided with a positioning hole (60) for inserting the positioning rod (6).
2. The micro-porous plate dry-forming pressed exhaust plate according to claim 1, wherein: the side walls of the insertion hole (20) and the sliding hole (21) are provided with a dustproof ring groove (40) which is communicated with each other, a dustproof plate (4) is connected in a sliding mode in the dustproof ring groove (40), and a reserved hole (41) for the insertion rod (2) to be inserted in an adapting mode and slide is formed in the dustproof plate (4).
3. The micro-porous plate dry-forming pressed exhaust plate according to claim 1, wherein: the mounting seat (53) is provided with a first sleeve (51), the limiting plate (3) is provided with a second sleeve (52) which is matched with the first sleeve (51) in a matched mode, and the elastic piece (5) is located in the first sleeve (51).
4. A microplate dry-formed pressed exhaust plate according to claim 3, wherein: the outer side wall of the sleeve I (51) is provided with a limit key (55), and the inner side wall of the sleeve II (52) is provided with a key slot (550) for the limit key (55) to insert and slide.
5. The micro-porous plate dry-forming pressed exhaust plate according to claim 1, wherein: the side wall of the positioning rod (6) is provided with an anti-falling protrusion (61), the side wall of the positioning hole (60) is provided with an anti-falling groove (610) for inserting the anti-falling protrusion (61), and the anti-falling protrusion (61) is made of elastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134693.6A CN109733007B (en) | 2019-02-23 | 2019-02-23 | Micropore plate dry forming pressing exhaust plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134693.6A CN109733007B (en) | 2019-02-23 | 2019-02-23 | Micropore plate dry forming pressing exhaust plate |
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| CN109733007B true CN109733007B (en) | 2024-02-20 |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009002024A2 (en) * | 2007-06-25 | 2008-12-31 | Dong-Gul Lee | Filtrate media for high- tension molding |
| CN103848615A (en) * | 2012-11-29 | 2014-06-11 | 上海柯瑞冶金炉料有限公司 | Preparation method of nanometer microporous thermal insulation material |
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| CN109733007A (en) | 2019-05-10 |
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