CN113370637A - Gypsum board apparatus for producing, subassembly, and equipment - Google Patents
Gypsum board apparatus for producing, subassembly, and equipment Download PDFInfo
- Publication number
- CN113370637A CN113370637A CN202110613126.6A CN202110613126A CN113370637A CN 113370637 A CN113370637 A CN 113370637A CN 202110613126 A CN202110613126 A CN 202110613126A CN 113370637 A CN113370637 A CN 113370637A
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- Prior art keywords
- gypsum board
- production apparatus
- coating
- board production
- slurry
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Links
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 223
- 239000010440 gypsum Substances 0.000 title claims abstract description 223
- 238000004519 manufacturing process Methods 0.000 claims abstract description 78
- 239000002002 slurry Substances 0.000 claims abstract description 65
- 239000011248 coating agent Substances 0.000 claims abstract description 58
- 238000000576 coating method Methods 0.000 claims abstract description 58
- 238000005507 spraying Methods 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000005187 foaming Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011507 gypsum plaster Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007581 slurry coating method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B15/00—General arrangement or layout of plant ; Industrial outlines or plant installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
- B32B2037/243—Coating
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Panels For Use In Building Construction (AREA)
- Producing Shaped Articles From Materials (AREA)
Abstract
The embodiment of the invention discloses a gypsum board production device, a gypsum board production assembly and gypsum board production equipment, wherein the gypsum board production device comprises: the gypsum board slurry conveying device comprises a rack, a coating roll arranged on the rack and a gypsum board slurry conveying pipeline arranged corresponding to the coating roll; the gypsum board slurry conveying pipeline is set to be capable of spraying gypsum board slurry on the gypsum board sticker paper surface conveyed to the gypsum board forming station, and the coating roll is set to be capable of coating the gypsum board slurry sprayed on the gypsum board sticker paper surface.
Description
Technical Field
Embodiments of the present invention relate to, but are not limited to, gypsum board production equipment, and more particularly, to a gypsum board production apparatus, assembly, and equipment.
Background
The unit weight of the gypsum board is generally controlled to be about 6.5 Kg/square meter (9.5 mm thick gypsum board), the unit weight is heavy, the consumption of raw materials for production is large, and the corresponding energy consumption is high. Along with the lightweight development of gypsum boards, the existing production process cannot meet the lightweight development of gypsum boards, and the single weight of the gypsum boards is lighter and lighter, so that the bonding of products is poor, the service life of the products is shortened, and the lightweight development trend of the gypsum board industry is hindered.
Disclosure of Invention
The embodiment of the invention provides a gypsum board production device, which comprises: the gypsum board slurry conveying device comprises a rack, a coating roll arranged on the rack and a gypsum board slurry conveying pipeline arranged corresponding to the coating roll; the gypsum board slurry conveying pipeline is set to be capable of spraying gypsum board slurry on the gypsum board sticker paper surface conveyed to the gypsum board forming station, and the coating roll is set to be capable of coating the gypsum board slurry sprayed on the gypsum board sticker paper surface.
In an exemplary embodiment, the gypsum board production apparatus further includes one or more support rolls provided on the frame and below the coating roll, the coating roll being provided in correspondence with the support rolls with a gap therebetween.
In an exemplary embodiment, the gypsum board production apparatus further comprises one or more feed rollers disposed on the frame below the applicator roller and configured to feed gypsum board stickers; when the conveying roller includes a plurality ofly, a plurality of conveying rollers are followed the direction of delivery of gypsum board sticker arranges in the both ends of frame, coating roll and backing roll are located between the conveying roller at both ends.
In an exemplary embodiment, the frame includes a base, a support frame disposed above the base, and an adjusting cylinder connecting the base and the support frame, the support roller and the delivery roller are disposed on the base, the coating roller is disposed on the support frame, and the adjusting cylinder is configured to adjust a height of the support frame.
In an exemplary embodiment, the gypsum board production apparatus further comprises a flushing line connectable to a water source, and a water outlet of the flushing line is disposed corresponding to an outlet of the gypsum board slurry conveying line.
In an exemplary embodiment, the gypsum board production apparatus further comprises a signal feedback device disposed on the frame downstream of the applicator roll and configured to detect application of the gypsum board slurry by the gypsum board paster.
In one exemplary embodiment, the applicator roll includes a motor and a roll coupled to the motor.
An embodiment of the present invention also provides a gypsum board production apparatus assembly, including: at least two gypsum board production units, at least one of which is configured for coating gypsum board slurry onto the lower paper of the gypsum board being conveyed to the gypsum board forming station, and at least one of which is configured for coating gypsum board slurry onto the upper paper of the gypsum board being conveyed to the gypsum board forming station.
In an exemplary embodiment, the gypsum board production apparatus for coating gypsum board slurry on the lower paper of the gypsum board further comprises a baffle plate provided on both sides of the roll of the coating roll.
The embodiment of the invention also provides gypsum board production equipment, which comprises: gypsum board forming station, locate gypsum board apparatus for producing subassembly and gypsum board production material preparation facilities in gypsum board forming station upper reaches.
Compared with the prior art, the gypsum board production device provided by the embodiment of the invention is arranged at the upstream of a gypsum board forming station, and the specific slurry for producing the gypsum board is coated on the gypsum board sticker paper surface through the coating roller, so that the effective components on the edge and the face of the gypsum board can be increased, the problems of product adhesion and the like are solved, the unit consumption of raw materials is reduced, the overall strength and the installation stability of the product are enhanced, and the service life of the product is prolonged.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic view of a gypsum board production apparatus according to a first embodiment of the present invention;
FIG. 2 is a schematic view of a gypsum board production apparatus provided in example two of the present invention;
fig. 3 is a schematic diagram of components and equipment of a gypsum board production device provided by the third embodiment and the fourth embodiment of the invention.
Detailed Description
Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments of the present invention may be arbitrarily combined with each other without conflict.
As shown in fig. 1, a gypsum board production apparatus 100 according to an embodiment of the present invention includes: frame 1, locate coating roll 2 on frame 1, and the gypsum board ground paste conveying line 3 that corresponds the setting with coating roll 2. The gypsum board slurry feed line 3 is provided so as to spray gypsum board slurry onto the 4 paper surfaces of the gypsum board stickers fed to the gypsum board forming station a (see fig. 3), and the coating roll 2 is provided so as to coat the gypsum board slurry sprayed onto the 4 paper surfaces of the gypsum board stickers. The slurry in this example is a non-foaming slurry for producing gypsum board.
The frame 1 comprises a base 10, a support frame 11 arranged above the base 10, and an adjusting cylinder 12 connecting the base 10 and the support frame 11. The adjusting cylinder 12 is provided to be able to adjust the height of the support frame 11. The coating roller 2 is arranged on the support frame 11 and comprises a motor 20 and a roller 21 connected with the motor 20. The motor 20 drives the roller 21 to rotate to realize the coating of the gypsum board slurry on the paper surface of the gypsum board paster 4.
The gypsum board production apparatus 100 of the present embodiment further includes a plurality of support rolls 5 provided on the frame 1 and located below the coating rolls 2. The supporting roll 5 is arranged on the base 10, and the coating roll 2 and the supporting roll 5 are arranged in an up-down corresponding manner with a certain gap therebetween and are used for the gypsum board paster 4 to pass through. In other embodiments, one support roller 5 may be used, and the number of the support rollers 5 is not limited herein. In this embodiment, a plurality of support rollers 5 are adopted to be more stable, and the lower limit of the stress of the gypsum board paster 4 can be better prevented to cause uneven slurry coating. The gypsum board production apparatus 100 of this embodiment further includes a screw (not shown) for adjusting the upper and lower pitches of the coating roll 2 and the support roll 5.
The gypsum board production apparatus 100 of the present embodiment further includes a plurality of conveying rollers 6 provided on the frame 1 and located below the coating rollers 2, and configured to convey the gypsum board stickers 4. The plurality of conveying rollers 6 are arranged at both ends of the frame 1 in the conveying direction of the gypsum board paster 4, and are provided on the base 10. The coating roller 2 and the support roller 5 are located between the feed rollers 6 at both ends. In other embodiments, one conveying roller 6 may be used, and the number of the conveying rollers 6 is not limited herein. The conveying is more stable by adopting a plurality of conveying rollers 6 in the embodiment.
The gypsum board apparatus for producing 100 of this embodiment still includes the washing pipeline 7 that can be connected with the water source, and the delivery port that washes pipeline 7 corresponds gypsum board slurry conveying pipeline 3's export setting for spout water to gypsum board slurry conveying pipeline 3's export, prevent that the gypsum ground paste from condensing and causing the caking in gypsum board slurry conveying pipeline 3's export. The gypsum board slurry transport pipe 3 is provided with a throttle valve 30 for adjusting the flow rate of the output gypsum board slurry.
The gypsum board production apparatus 100 of the present embodiment further includes a signal feedback unit 8 provided on the frame 1 downstream of the coating roll 2 and configured to detect the condition of the gypsum board paste applied by the gypsum board paster 4. When no or uneven coating of the gypsum plaster liner 4 is detected, a signal is fed back to prompt the machine or operator to proceed with the process.
The gypsum board apparatus for producing 100 of this embodiment is at work, at first start adjusting cylinder 12 and rise support frame 11, then pass gypsum board sticker 4 from the upper and lower clearance between coating roll 2 and backing roll 5 and place in on conveying roller 6, reduce the height of support frame 11 to suitable position after that, again from gypsum board ground paste conveying line 3 carry the gypsum board ground paste to spray on sticker 4 and start motor 20 simultaneously and drive running roller 21 and rotate and carry out the coating to the gypsum board ground paste that sprays on gypsum board sticker 4. When the upper and lower gaps between the coating roller 2 and the supporting roller 5 need to be adjusted, the fine adjustment can be carried out by adopting a screw rod. When cleaning or maintenance is required, the adjustable cylinder 12 raises the support frame 11.
The gypsum board production apparatus 100 of this embodiment is installed upstream of the gypsum board forming station a, the specific slurry (slurry without foaming agent is adopted in this embodiment) for producing gypsum board is uniformly coated on the paper surface of the gypsum board sticker 4 through the gypsum board slurry conveying pipeline 3 and the coating roller 2, thereby increasing the gypsum density of the gypsum board surface and the board edge, increasing the effective components of the edge part and the face part of the product, improving the bonding problem of the product, reducing the unit consumption of raw materials, strengthening the overall strength and the installation stability of the product, and prolonging the service life of the product. Meanwhile, the gypsum board production apparatus 100 of the present embodiment prevents the gypsum board paster 4 from sinking due to stress and causing uneven coating by providing the support roller 5. Further, the gypsum board production apparatus 100 of the present embodiment facilitates the gypsum board sticker 4 to pass through and to perform maintenance and the like by providing the adjustment cylinder 12.
As shown in fig. 2, a second embodiment of the present invention provides a gypsum board production apparatus 100' including: a frame 1 ', a coating roller 2 ' arranged on the frame 1 ', and a gypsum board slurry conveying pipeline 3 ' arranged corresponding to the coating roller 2 '. The gypsum board slurry feed line 3 'is provided so as to spray gypsum board slurry onto the paper surface of the gypsum board sticker 4' fed to the gypsum board forming station a (see fig. 3), and the coating roll 2 'is provided so as to coat the gypsum board slurry sprayed onto the paper surface of the gypsum board sticker 4'. The slurry in this example is a non-foaming slurry for producing gypsum board.
The gypsum board production apparatus 100 of the present embodiment further includes a plurality of support rolls 5 'provided on the frame 1' and located below the coating roll 2 ', a plurality of delivery rolls 6' provided on the frame 1 'and located below the coating roll 2', a flushing line 7 'capable of being connected to a water source, a signal feedback device 8' provided on the frame 1 'and located downstream of the coating roll 2', and the like.
As shown in fig. 3, the main difference between the present embodiment and the first embodiment is that the arrangement direction is different: the gypsum board production apparatus 100 can be used to coat the gypsum board slurry onto the lower paper 41 of the gypsum board conveyed to the gypsum board forming station a, wherein the lower paper 41 is nearly horizontal to the ground, so that the entire structure of the gypsum board production apparatus 100 is arranged in the horizontal direction; the gypsum board production apparatus 100 'can be used to apply gypsum board slurry to the gypsum board upper paper 42 conveyed to the gypsum board forming station a, in which the upper paper 41 is nearly perpendicular to the ground, so that the overall structure of the gypsum board production apparatus 100' is arranged in a vertical direction. The main structure of the gypsum board production apparatus 100 'of this embodiment is similar to the gypsum board production apparatus 100 of the first embodiment after rotating at a certain angle, but the arrangement orientation of the overall structure of the gypsum board production apparatus 100 is different from that of the gypsum board production apparatus 100'.
The second main difference between the present embodiment and the second embodiment is: since the gypsum board production apparatus 100 'is used for coating the gypsum board slurry on the gypsum board upper paper 42 conveyed to the gypsum board forming station a, the upper paper 42 is nearly perpendicular to the ground, and the whole structure of the gypsum board production apparatus 100' is arranged in the vertical direction, the slurry sprayed from the gypsum board slurry conveying pipeline 3 'to the paper surface of the upper paper 42 is easy to flow out from both sides, so that the baffles 22' are arranged on both sides of the roller 21 'of the coating roller 2', and both sides of the slurry are prevented from flowing out.
In this embodiment, other structures and effects except the two main differences can be referred to as implementation one, and are not described herein. Note that "above" and "below" in this embodiment mean "left" and "right" with respect to the embodiment, and "height" means "width" with respect to the embodiment.
As shown in fig. 3, a third embodiment of the present invention provides a gypsum board production apparatus assembly, including: at least one gypsum board production apparatus 100 provided for coating gypsum board slurry on the lower paper 41 of gypsum board conveyed to the gypsum board forming station a, and at least one gypsum board production apparatus 100' provided for coating gypsum board slurry on the upper paper 42 of gypsum board conveyed to the gypsum board forming station a. The gypsum board production apparatus 100 and the gypsum board production apparatus 100' operate simultaneously, and the gypsum board slurry is simultaneously applied to the paper surface of the lower paper 41 and the upper paper 42. The structure and effects of the gypsum board production apparatus 100 and the gypsum board production apparatus 100' can be referred to the corresponding embodiments described above, and are not described herein.
As shown in fig. 3, the gypsum board production apparatus according to the fourth embodiment includes: gypsum board forming station A, locate gypsum board apparatus for producing subassembly and gypsum board production material preparation facilities 300 of gypsum board forming station A upper reaches.
The gypsum board production apparatus assembly includes at least one gypsum board production apparatus 100 configured to apply gypsum board slurry to the lower paper 41 of gypsum board conveyed to the gypsum board forming station a, and at least one gypsum board production apparatus 100' configured to apply gypsum board slurry to the upper paper 42 of gypsum board conveyed to the gypsum board forming station a.
The gypsum board production apparatus 300 includes a mixer 9 for storing gypsum board slurry. The mixer 9 includes a first output 91, a second output 92, and a third output 93. Wherein, the first output end 91 is connected with the input end of the slurry conveying pipeline 3; the second output end 92 can output foaming materials to be mixed to form gypsum board production main slurry; the third output 93 is connected to the input of the slurry transport line 3'.
The gypsum board production equipment of the embodiment can uniformly coat specific slurry for producing gypsum boards on the lower paper 41 and the upper paper 42 of the gypsum boards through the gypsum board production device 100 provided with the gypsum board slurry and the gypsum board production device 100' provided with the gypsum board slurry, the specific slurry of the embodiment is the gypsum board slurry without foaming agent, thereby increasing the gypsum density of the board surface and the board edge of the gypsum boards, increasing effective components on the edge part and the face part of products, improving the bonding problem of the products, reducing the unit consumption of raw materials, strengthening the overall strength and the installation stability of the products, and prolonging the service life of the products. The gypsum board produced by the gypsum board production equipment of the embodiment is light in weight, low in energy consumption and long in service life.
In other embodiments, the specific slurry may be a slurry that performs other functions, but is not limited thereto, and the embodiment of the present invention is intended to protect an apparatus that can coat the specific slurry on the upper paper and the lower paper of the gypsum board.
In the description of the embodiments of the present invention, "paper" may include surfaces and side edges. The term "plurality" means two or more. In the description of the embodiments of the present invention, it should be noted that the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "side", "opposite", "four corners", "periphery", "mouth" word structure ", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the structures referred to have specific orientations, are configured and operated in specific orientations, and thus, are not to be construed as limiting the present invention.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "directly connected," "indirectly connected," "fixedly connected," "mounted," and "assembled" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; the terms "mounted," "connected," and "fixedly connected" may be directly connected or indirectly connected through intervening media, or may be connected through two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A gypsum board production apparatus, comprising: the device comprises a rack, a coating roll arranged on the rack and a gypsum board slurry conveying pipeline arranged corresponding to the coating roll; gypsum board ground paste conveying line sets to and sprays gypsum board ground paste on the gypsum board sticker paper face that can transport to gypsum board forming station, the coating roll sets to and can be in the spraying the gypsum board ground paste of gypsum board sticker paper face coats.
2. The gypsum board production apparatus according to claim 1, wherein: the gypsum board production device also comprises one or more supporting rolls which are arranged on the frame and positioned below the coating roll, wherein the coating roll and the supporting rolls are arranged up and down correspondingly and have certain gaps.
3. The gypsum board production apparatus according to claim 2, wherein: the gypsum board production device also comprises one or more conveying rollers which are arranged on the frame and positioned below the coating rollers and can convey gypsum board stickers; when the conveying roller includes a plurality ofly, a plurality of conveying rollers are followed the direction of delivery of gypsum board sticker arranges in the both ends of frame, coating roll and backing roll are located between the conveying roller at both ends.
4. The gypsum board production apparatus according to claim 3, wherein: the machine frame comprises a base platform, a support frame and an adjusting cylinder, wherein the support frame is arranged above the base platform, the adjusting cylinder is connected with the base platform and the support frame, the supporting roller and the conveying roller are arranged on the base platform, the coating roller is arranged on the support frame, and the adjusting cylinder is arranged to adjust the height of the support frame.
5. The gypsum board production apparatus according to any one of claims 1 to 4, wherein: the gypsum board production device further comprises a washing pipeline which can be connected with a water source, and a water outlet of the washing pipeline corresponds to an outlet of the gypsum board slurry conveying pipeline.
6. The gypsum board production apparatus according to any one of claims 1 to 4, wherein: the gypsum board production device also comprises a signal feedback device which is arranged on the frame and is positioned at the downstream of the coating roller, and the signal feedback device is arranged to be capable of detecting the condition that the gypsum board paster coats the gypsum board slurry.
7. The gypsum board production apparatus according to any one of claims 1 to 4, wherein: the coating roller comprises a motor and a roller wheel connected with the motor.
8. A gypsum board production apparatus assembly, comprising: at least two gypsum board production apparatus as claimed in any one of claims 1 to 7, wherein at least one is arranged for coating gypsum board slurry onto the lower paper of the gypsum board being fed to the gypsum board forming station and at least one is arranged for coating gypsum board slurry onto the upper paper of the gypsum board being fed to the gypsum board forming station.
9. The gypsum board production apparatus assembly of claim 8, wherein: the gypsum board production device for coating gypsum board slurry on the lower paper of the gypsum board further comprises baffle plates arranged on two sides of the roller of the coating roller.
10. A gypsum board production apparatus, comprising: a gypsum board forming station, a gypsum board production apparatus assembly according to any one of claims 8 to 9 disposed upstream of the gypsum board forming station, and a gypsum board production material preparation apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613126.6A CN113370637A (en) | 2021-06-02 | 2021-06-02 | Gypsum board apparatus for producing, subassembly, and equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613126.6A CN113370637A (en) | 2021-06-02 | 2021-06-02 | Gypsum board apparatus for producing, subassembly, and equipment |
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| CN113370637A true CN113370637A (en) | 2021-09-10 |
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| CN202110613126.6A Pending CN113370637A (en) | 2021-06-02 | 2021-06-02 | Gypsum board apparatus for producing, subassembly, and equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114043619A (en) * | 2021-11-26 | 2022-02-15 | 北新集团建材股份有限公司 | Slurry spreading density adjusting system and control method for gypsum board mask paper |
| CN114083670A (en) * | 2021-11-26 | 2022-02-25 | 北新集团建材股份有限公司 | Paper density adjusting device on gypsum board |
| CN114288940A (en) * | 2021-12-01 | 2022-04-08 | 肇庆北新建材有限公司 | Blanking pipe and mixing arrangement of thick liquids |
| CN114950841A (en) * | 2022-06-29 | 2022-08-30 | 北新集团建材股份有限公司 | Device and method for coating paper on gypsum board |
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