CN212636043U - Energy-efficient plywood hot press unit - Google Patents
Energy-efficient plywood hot press unit Download PDFInfo
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- CN212636043U CN212636043U CN202020999545.9U CN202020999545U CN212636043U CN 212636043 U CN212636043 U CN 212636043U CN 202020999545 U CN202020999545 U CN 202020999545U CN 212636043 U CN212636043 U CN 212636043U
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Abstract
The utility model discloses a high-efficiency energy-saving plywood hot-pressing device, which comprises a support pillar, a base, an upper extrusion mechanism and a lower extrusion mechanism, wherein the lower extrusion mechanism comprises a lower support seat, a lower hydraulic cylinder and a lower extrusion plate; go up extrusion mechanism and include fixed guide post, go up stripper plate and last hydraulic cylinder, be provided with multilayer heating backing plate in the space that fixed guide post encloses, the four corners department of every layer of heating backing plate all through first sliding sleeve slidable mounting on fixed guide post, the upside of every layer of heating backing plate all is provided with the clamp plate link, it is on the clamp plate link to go up stripper plate fixed mounting, the four corners department of clamp plate link is through second sliding sleeve slidable mounting on fixed guide post, install first buffer spring on the fixed guide post between first sliding sleeve and the second sliding sleeve, the piston rod of going up hydraulic cylinder is connected with the clamp plate link that is located the top. The device has the advantages of reasonable structural design, convenient operation, uniform heat transfer temperature of the hot pressing plate, remarkable hot pressing effect and good stability.
Description
Technical Field
The utility model belongs to the technical field of the plywood production facility, concretely relates to energy-efficient type plywood hot press unit.
Background
Plywood is a three-layer or multi-layer plate material made up by using wood segments and making them be rotary-cut into single board or sliced into thin wood and using adhesive to make them be glued together, and usually using odd number of layers of single board and making the fibre directions of adjacent layers of single board be mutually perpendicular. The plywood is one of common furniture materials, is one of three large plates of an artificial plate, and can also be used as a material for airplanes, ships, trains, automobiles, buildings, packing boxes and the like. The surface plate and the inner plate are arranged symmetrically on two sides of the central layer or the plate core, and then the glued veneers are pressed into a plate blank which is formed by criss-cross matching according to the wood grain direction under the condition of heating or not. The hot press is one of key devices for plywood production, a pair of upper and lower hot press plates are generally adopted in a support frame for pressing and stacking a semi-finished plywood product, the upper press plate is driven by a hydraulic system, and due to the lack of a guide device, the upper hot press plate can generate certain oscillation during the vertical movement and the plywood pressing, so that the stability is low; and when stacking too many plywood between the upper and lower hot pressboard, the mid portion plywood can produce the difference owing to the degree of heating is different with upper and lower both ends for at the pressfitting in-process, there is not any clearance and space between the plywood, and the hot circulation nature is poor, can lead to the plywood to be heated unevenly, so current hot press has the stability low, the plywood pressfitting quality is poor, thermal utilization rate low grade problem. Therefore, it is an objective need to develop a high-efficiency energy-saving plywood hot-pressing device with reasonable structural design, convenient operation, uniform heat transfer temperature of the hot-pressing plate, remarkable hot-pressing effect and good stability.
Disclosure of Invention
An object of the utility model is to provide a structural design is reasonable, convenient operation, hot pressboard heat transfer temperature is even, the hot pressing effect is showing, the energy-efficient plywood hot press unit that stability is good.
The utility model aims at realizing the purpose, the device comprises a support column, a base, an upper extrusion mechanism and a lower extrusion mechanism, wherein the base is fixedly arranged on the support column, a pressing plate channel is processed on the base in a running way, the lower extrusion mechanism is positioned below the pressing plate channel, the upper extrusion mechanism is positioned above the pressing plate channel, the lower extrusion mechanism comprises a lower support seat, a lower hydraulic cylinder and a lower extrusion plate, the lower support seat is fixedly arranged at the bottom of the base outside the pressing plate channel, at least 2 lower hydraulic cylinders are arranged, the cylinder seat of the lower hydraulic cylinder is fixedly arranged at the bottom in the lower support seat, the lower extrusion plate is fixedly arranged on a piston rod of the lower hydraulic cylinder, and the lower extrusion plate is in sliding fit with the pressing plate channel; the upper extrusion mechanism comprises 4 fixed guide posts, an upper extrusion plate and an upper hydraulic oil cylinder, the fixed guide posts are vertically arranged at the top of the base outside the pressure plate channel and positioned at four corners of the top of the base, a plurality of layers of heating cushion plates are arranged at equal intervals up and down in a space enclosed by the fixed guide posts, radiating pipes are arranged inside the heating cushion plates, first sliding sleeves are arranged at four corners of each layer of heating cushion plate, the first sliding sleeves are slidably arranged on the corresponding fixed guide posts, a pressure plate connecting frame is arranged at the upper side of each layer of heating cushion plate, the upper extrusion plate is fixedly arranged on the pressure plate connecting frame, second sliding sleeves are arranged at four corners of the pressure plate connecting frame, the second sliding sleeves are slidably arranged on the corresponding fixed guide posts, first buffer springs are arranged on the fixed guide posts between the first sliding sleeves and the second sliding sleeves, connecting plates are fixedly arranged at the outer sides of the second sliding sleeves positioned on the same fixed guide posts, the telescopic assemblies are respectively arranged between two adjacent upper and lower connecting plates on the same fixed guide column, the top of each fixed guide column is fixedly provided with an upper supporting seat, the number of the upper hydraulic cylinders is at least 2, the cylinder seats of the upper hydraulic cylinders are fixedly arranged on the upper supporting seats, and the piston rods of the upper hydraulic cylinders are connected with the pressing plate connecting frame positioned at the topmost part;
the oil-saving heating device comprises an upper extrusion mechanism, a base, a heating oil tank, an oil storage tank, an electric heating pipe, an oil filling port and an oil outlet, wherein the base is arranged on one side of the upper extrusion mechanism, the other side of the upper extrusion mechanism is provided with the oil storage tank, the electric heating pipe is arranged inside the heating oil tank, the oil filling port and the oil outlet are formed in the top of the heating oil tank, the oil outlet is communicated with the inlet end of a radiating pipe through a plurality of oil inlet branch pipes, the top of the oil storage tank is provided with.
Further, flexible subassembly is including fixed pipe and movable rod, and fixed pipe fixed mounting is at the connecting plate top that is located the downside, and the activity cartridge of the lower extreme of movable rod is in the fixed pipe, and the upper end fixed mounting of movable rod installs the second buffer spring in the bottom of the movable rod bottom that is located the fixed pipe at the bottom of the connecting plate that is located the upside, second buffer spring fixed mounting in the bottom of fixed pipe.
Preferably, the heating medium in the oil storage tank is heat conduction oil.
Furthermore, a backing plate is fixedly installed on a piston rod of the upper hydraulic oil cylinder, and the backing plate is fixed to the top of the pressing plate connecting frame through a plurality of connecting bolts.
Furthermore, a filter screen is arranged in the oil storage tank on the upper side of the circulating pipe, and a cleaning port is arranged at the top of the oil storage tank.
Further, the radiating pipe is arranged in a serpentine shape inside the heating base plate.
Furthermore, the outer side wall of the heating base plate is wrapped with a heat insulation layer.
Compared with the prior art, the device has the advantages that: when the plywood is pressed, the plywood is placed on each layer of heating base plate, then the upper hydraulic cylinder is controlled to drive the upper extrusion plate to move downwards, the lower hydraulic cylinder drives the lower extrusion plate to move downwards, the upper extrusion plate and the lower extrusion plate which move in opposite directions are utilized to press the plywood with equal pressure from top to bottom, and the plywood with better pressing quality can be obtained; the extrusion plate and the heating base plate are arranged on the fixed guide post through corresponding sliding sleeves, so that the up-and-down movement of the upper extrusion plate and the heating base plate can be guided under the condition that the pressure of the extrusion plate on each layer is the same, the extrusion precision between the upper extrusion plate and the heating base plate can be effectively improved, and the stability of the plywood in the laminating process can be ensured; the radiating pipe can conduct heat to two surfaces of the heating base plate in the heating base plate, so that the temperature of the heating base plate is uniform in the hot pressing process, the temperature of each layer of heating base plate is uniform, and the pressing quality of the plywood in each layer of heating base plate can be guaranteed to be uniform. The device has the advantages of reasonable structural design, convenient operation, uniform heat transfer temperature of the hot pressing plate, remarkable hot pressing effect and good stability, and is easy to popularize and use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the upper pressing mechanism 5;
FIG. 3 is a schematic view of the construction of the heating mat 52;
in the figure, 1-supporting column, 2-base, 3-heating oil tank, 31-electric heating pipe, 32-oil filling port, 33-oil outlet, 4-oil inlet branch pipe, 5-upper extrusion mechanism, 51-fixed guide column, 52-heating cushion plate, 53-radiating pipe, 54-first sliding sleeve, 55-first buffer spring, 56-fixed pipe, 57-movable rod, 58-second buffer spring, 59-connecting plate, 510-second sliding sleeve, 511-upper supporting seat, 512-upper hydraulic oil cylinder, 513-cushion plate, 514-connecting bolt, 515-pressing plate connecting frame, 516-upper extrusion plate, 517-heat insulation layer, 6-oil outlet branch pipe, 7-oil storage tank, 71-oil return port and 72-cleaning port, 73-filter screen, 74-circulating pipe, 8-pressing plate channel, 9-lower hydraulic oil cylinder, 10-lower extrusion plate and 11-lower supporting seat.
Detailed Description
The following further describes the present invention with reference to the attached drawings, but the present invention is not limited in any way, and any changes or improvements based on the teaching of the present invention all belong to the protection scope of the present invention.
As shown in figures 1-3, the utility model comprises a support column 1, a base 2, an upper extruding mechanism 5 and a lower extruding mechanism, wherein the base 2 is fixedly arranged on the support column 1, a pressing plate channel 8 is processed on the base 2 in a penetrating way, the lower extruding mechanism is arranged below the pressing plate channel 8, the upper extruding mechanism 5 is arranged above the pressing plate channel 8,
the lower extrusion mechanism comprises a lower supporting seat 11, lower hydraulic oil cylinders 9 and lower extrusion plates 10, the lower hydraulic oil cylinders 9 are of a structure used on a hot press, the lower supporting seat 11 is fixedly arranged at the bottom of a base 2 on the outer side of a pressing plate channel 8, at least 2 lower hydraulic oil cylinders 9 are arranged, cylinder seats of the lower hydraulic oil cylinders 9 are fixedly arranged at the bottom in the lower supporting seat 11, the lower extrusion plates 10 are fixedly arranged on piston rods of the lower hydraulic oil cylinders 9, the lower extrusion plates 10 are in sliding fit with the pressing plate channel 8, and the lower extrusion plates 10 can reciprocate up and down in the pressing plate channel 8 under the driving action of the lower hydraulic oil cylinders 9;
the upper extrusion mechanism 5 comprises fixed guide posts 51, an upper extrusion plate 516 and an upper hydraulic cylinder 512, the upper hydraulic cylinder 512 adopts a structure used in the existing hot press, the number of the fixed guide posts 51 is 4, the fixed guide posts 51 are vertically arranged at the top of the base 2 outside the pressure plate channel 8 and positioned at four corners of the top of the base 2, a plurality of layers of heating cushion plates 52 are arranged at the upper and lower parts of the space enclosed by the fixed guide posts 51 at equal intervals, the use is facilitated and the lamination is simultaneously carried out on a plurality of plywood, the heating cushion plates 52 are internally provided with radiating pipes 53, the radiating pipes 53 can conduct heat on the upper surface and the lower surface of the heating cushion plates 52, the uniform hot pressing temperature of each layer of heating cushion plates 52 is ensured, the four corners of each layer of heating cushion plates 52 are respectively provided with first sliding sleeves 54, the first sliding sleeves 54 are slidably arranged on the corresponding fixed guide posts 51, the upper side of each layer of heating cushion plate 52, the upper extrusion plate 516 is fixedly installed on the pressing plate connecting frame 515, the four corners of the pressing plate connecting frame 515 are provided with second sliding sleeves 510, the second sliding sleeves 510 are slidably installed on the corresponding fixed guide columns 51, the fixed guide columns 51 between the first sliding sleeves 54 and the second sliding sleeves 510 are provided with first buffer springs 55, the outer sides of the second sliding sleeves 510 positioned on the same fixed guide columns 51 are provided with connecting plates 59, telescopic assemblies are installed between two vertically adjacent connecting plates 59 on the same fixed guide columns 51, the top of the fixed guide columns 51 is fixedly provided with an upper supporting seat 511, the upper hydraulic cylinders 512 are at least 2, the cylinder seats of the upper hydraulic cylinders 512 are fixedly installed on the upper supporting seat 511, the piston rods of the upper hydraulic cylinders 512 are connected with the pressing plate connecting frame 515 positioned at the top, the upper extrusion plate 516 and the heating cushion plate 52 are installed on the fixed guide columns 51 through corresponding sliding sleeves, under the condition that the pressure of the upper extrusion plate 516 on each layer can be ensured to be the same, the guide effect on the up-and-down movement of the upper extrusion plate 516 and the heating backing plate 52 can be realized, the extrusion precision between the upper extrusion plate 516 and the heating backing plate 52 can be effectively improved, and the stability of the plywood in the pressing process can be ensured;
a heating oil tank 3 is arranged on the base 2 at one side of the upper extrusion mechanism 5, an oil storage tank 7 is arranged at the other side, an electric heating pipe 31 is arranged inside the heating oil tank 3, an oil filling port 32 and an oil outlet 33 are arranged at the top of the heating oil tank 3, the oil outlet 33 is communicated with the inlet end of the radiating pipe 53 through a plurality of oil inlet branch pipes 4, the top of the oil storage tank 7 is provided with an oil return port 71, the bottom is provided with a circulating pipe 74, the oil return port 71 is communicated with the outlet end of the radiating pipe 53 through a plurality of oil outlet branch pipes 6, the circulation pipe 74 is communicated with the oil filling port 32, the circulating pipe 74 is provided with the valve, the distribution of the heat dissipation pipeline in the heating cushion plate 52 is scientific, the heating effect is good, the heating medium in the heat dissipation pipe 53 can be ensured to be recycled, and the energy is saved more than before when enough heat is provided for the heat dissipation pipe 53.
In the working process of the device, heating oil is conveyed into the radiating pipes 53 in each heating cushion plate 52 through the oil inlet branch pipes 4, the heating oil can heat the upper surface and the lower surface of the heating cushion plate 52, plywood needing to be pressed is sequentially placed on each layer of heating cushion plate 52 in the process that the radiating pipes 53 heat the heating cushion plate 52, then the upper hydraulic cylinder 512 and the lower hydraulic cylinder 9 are controlled to work, the lower hydraulic cylinder 9 drives the lower extrusion plate 10 to move upwards, the upper hydraulic cylinder 512 extrudes downwards to enable the plywood to extrude the pressure plate connecting frame 515 downwards, all the upper extrusion plates 516 and the heating cushion plates 52 extrude downwards under the guiding action of the second sliding sleeve 510 and the lifting assembly, the plywood on the multilayer heating cushion plate 52 can be pressed and attached under the double extrusion action of the upper extrusion plates 516 and the lower extrusion plates 10, in the pressing process, after heating oil in the radiating pipe 53 continuously enters the oil storage tank 7 through the oil outlet branch pipe 6 and then enters the heating oil tank 3 through the circulating pipe 74 to be heated again for recycling, after the pressing of the plywood is completed, the lower hydraulic cylinder 9 drives the lower extrusion plate 10 to move downwards to reset, the upper hydraulic cylinder 512 drives the upper extrusion plate 516 and the heating base plate 52 to move upwards to reset, in the process that the upper extrusion plate 516 moves upwards, the first buffer spring 55 plays a role in jacking the upper extrusion plate 516 and the heating base plate 52 to open the space between the upper extrusion plate 516 and the heating base plate 52, at the moment, the upper hydraulic cylinder 512 stops working, the plywood on each layer of heating base plate 52 is taken out, and the pressing work of multiple layers of plywood is carried out according to the operation method.
Further, the lifting assembly can adopt a lifting cylinder or a scissor type lifting framework, in order to ensure the linkage stability of the whole upper extrusion mechanism 5, the telescopic assembly comprises a fixed pipe 56 and a movable rod 57, the fixed pipe 56 is fixedly arranged at the top of the connecting plate 59 positioned at the lower side, the lower end of the movable rod 57 is movably inserted in the fixed pipe 56, the upper end of the movable rod 57 is fixedly arranged at the bottom of the connecting plate 59 positioned at the upper side, a second buffer spring 58 is installed at the bottom of the movable rod 57 located in the fixed pipe 56, the second buffer spring 58 is fixedly installed at the bottom of the fixed pipe 56, during the downward pressing of the upper pressing plate 516, the movable rod 57 is moved downward by the pressure of the upper hydraulic cylinder 512, the second buffer spring 58 is compressed, when the upper pressing plate 516 is moved upward to be restored to the original position after the pressing is completed, the movable rod 57 is moved upward, and the second buffer spring 58 is elongated.
In order to save energy and achieve a better hot-pressing effect, the heating medium in the oil storage tank 7 is heat conduction oil.
Further, for maintenance convenience, a backing plate 513 is fixedly mounted on the piston rod of the upper hydraulic oil cylinder 512, and the backing plate 513 is fixed to the top of the pressure plate connecting frame 515 through a plurality of connecting bolts 514.
Further, be provided with filter screen 73 in the oil storage tank 7 of circulating pipe 74 upside, the top of oil storage tank 7 is provided with clearance mouth 72, and after heating oil used a period, can be mingled with some impurity in the heating oil, can filter the heating oil in the oil storage tank 7 through filter screen 73 to improve the live time of heating oil.
In order to realize a better hot pressing effect, preferably, the radiating pipe 53 is arranged in a serpentine shape inside the heating pad 52, the outer side wall of the heating pad 52 is wrapped by the heat insulation layer 517, the heat insulation layer 517 can prevent the heat of the radiating pipe 53 from radiating around the heating pad 52 in the heating process, and the heat insulation layer 517 can make the heat radiate from the upper surface and the lower surface of the heating pad 52 in a concentrated manner, so that the heating temperature of the heating pad 52 is more uniform.
Claims (7)
1. The utility model provides an energy-efficient plywood hot press unit, includes support column (1), base (2), goes up extrusion mechanism (5) and lower extrusion mechanism, its characterized in that: the base (2) is fixedly arranged on the supporting column (1), a pressing plate channel (8) is processed on the base (2) in a penetrating way, the lower extrusion mechanism is positioned below the pressing plate channel (8), the upper extrusion mechanism (5) is positioned above the pressing plate channel (8),
the lower extrusion mechanism comprises a lower supporting seat (11), lower hydraulic oil cylinders (9) and a lower extrusion plate (10), the lower supporting seat (11) is fixedly arranged at the bottom of the base (2) on the outer side of the pressure plate channel (8), at least 2 lower hydraulic oil cylinders (9) are arranged, cylinder seats of the lower hydraulic oil cylinders (9) are fixedly arranged at the bottom in the lower supporting seat (11), the lower extrusion plate (10) is fixedly arranged on a piston rod of the lower hydraulic oil cylinders (9), and the lower extrusion plate (10) is in sliding fit with the pressure plate channel (8);
go up extrusion mechanism (5) including fixed guide post (51), go up stripper plate (516) and go up hydraulic cylinder (512), fixed guide post (51) is 4, fixed guide post (51) are vertical to be installed at base (2) top in clamp plate passageway (8) outside and are located the four corners department at base (2) top, and equidistant upper and lower in the space that fixed guide post (51) enclose is provided with multilayer heating backing plate (52), the inside of heating backing plate (52) is provided with cooling tube (53), all installs first sliding sleeve (54) in the four corners department of every layer of heating backing plate (52), first sliding sleeve (54) slidable mounting is on corresponding fixed guide post (51), all is provided with clamp plate link (515) in the upside of every layer of heating backing plate (52), go up stripper plate (516) fixed mounting on clamp plate link (515), the four corners of the pressure plate connecting frame (515) are respectively provided with a second sliding sleeve (510), the second sliding sleeves (510) are slidably arranged on the corresponding fixed guide posts (51), a first buffer spring (55) is arranged on the fixed guide post (51) between the first sliding sleeve (54) and the second sliding sleeve (510), the outer sides of the second sliding sleeves (510) positioned on the same fixed guide post (51) are all fixedly provided with connecting plates (59), and telescopic components are respectively arranged between two adjacent connecting plates (59) on the same fixed guide post (51), an upper supporting seat (511) is fixedly arranged at the top of the fixed guide post (51), the number of the upper hydraulic oil cylinders (512) is at least 2, the cylinder seats of the upper hydraulic oil cylinders (512) are fixedly arranged on an upper supporting seat (511), the piston rod of the upper hydraulic oil cylinder (512) is connected with a pressure plate connecting frame (515) positioned at the topmost part;
go up and be provided with on base (2) of extrusion mechanism (5) one side and heat oil tank (3), the opposite side is provided with batch oil tank (7), the inside of heating oil tank (3) is provided with electric heating pipe (31), the top of heating oil tank (3) is provided with oil filler hole (32) and oil-out (33), oil-out (33) are through the entrance point intercommunication of many oil feed branch pipes (4) and cooling tube (53), the top of batch oil tank (7) is provided with oil return opening (71), and the bottom is provided with circulating pipe (74), oil return opening (71) are through the exit end intercommunication of many oil outlet branch pipes (6) and cooling tube (53), circulating pipe (74) and oil filler hole (32) intercommunication, install the valve on circulating pipe (74).
2. The high-efficiency energy-saving plywood hot-pressing device as claimed in claim 1, wherein: the telescopic assembly comprises a fixed pipe (56) and a movable rod (57), the fixed pipe (56) is fixedly mounted at the top of a connecting plate (59) positioned on the lower side, the lower end of the movable rod (57) is movably inserted into the fixed pipe (56), the upper end of the movable rod (57) is fixedly mounted at the bottom of the connecting plate (59) positioned on the upper side, a second buffer spring (58) is mounted at the bottom of the movable rod (57) positioned in the fixed pipe (56), and the second buffer spring (58) is fixedly mounted at the bottom of the fixed pipe (56).
3. The high-efficiency energy-saving plywood hot-pressing device as claimed in claim 1, wherein: the heating medium in the oil storage tank (7) is heat conduction oil.
4. The high-efficiency energy-saving plywood hot-pressing device as claimed in claim 1, wherein: a base plate (513) is fixedly mounted on a piston rod of the upper hydraulic oil cylinder (512), and the base plate (513) is fixed to the top of the pressing plate connecting frame (515) through a plurality of connecting bolts (514).
5. The high-efficiency energy-saving plywood hot-pressing device as claimed in claim 1, wherein: a filter screen (73) is arranged in the oil storage tank (7) on the upper side of the circulating pipe (74), and a cleaning opening (72) is formed in the top of the oil storage tank (7).
6. The high-efficiency energy-saving plywood hot-pressing device as claimed in claim 1, wherein: the radiating pipe (53) is arranged in a serpentine shape inside the heating cushion plate (52).
7. The high-efficiency energy-saving plywood hot-pressing device as claimed in claim 1, wherein: the outer side wall of the heating backing plate (52) is wrapped with a heat insulation layer (517).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020999545.9U CN212636043U (en) | 2020-06-04 | 2020-06-04 | Energy-efficient plywood hot press unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020999545.9U CN212636043U (en) | 2020-06-04 | 2020-06-04 | Energy-efficient plywood hot press unit |
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| Publication Number | Publication Date |
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| CN212636043U true CN212636043U (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020999545.9U Active CN212636043U (en) | 2020-06-04 | 2020-06-04 | Energy-efficient plywood hot press unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352634A (en) * | 2021-06-09 | 2021-09-07 | 安徽华辰造纸网股份有限公司 | Threading method and press-fitting equipment between papermaking dry nets |
| CN113386220A (en) * | 2021-07-03 | 2021-09-14 | 杭州雅姿实业有限公司 | Multilayer wainscot hot press |
| CN115488967A (en) * | 2022-09-15 | 2022-12-20 | 邳州市蚨瑞金木业有限公司 | Automatic compression fittings of plywood |
-
2020
- 2020-06-04 CN CN202020999545.9U patent/CN212636043U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352634A (en) * | 2021-06-09 | 2021-09-07 | 安徽华辰造纸网股份有限公司 | Threading method and press-fitting equipment between papermaking dry nets |
| CN113386220A (en) * | 2021-07-03 | 2021-09-14 | 杭州雅姿实业有限公司 | Multilayer wainscot hot press |
| CN115488967A (en) * | 2022-09-15 | 2022-12-20 | 邳州市蚨瑞金木业有限公司 | Automatic compression fittings of plywood |
| CN115488967B (en) * | 2022-09-15 | 2023-04-07 | 邳州市蚨瑞金木业有限公司 | Automatic compression fittings of plywood |
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