CN112622143B - High-speed digital energy-saving forming machine and forming method thereof - Google Patents
High-speed digital energy-saving forming machine and forming method thereof Download PDFInfo
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- CN112622143B CN112622143B CN202011605664.2A CN202011605664A CN112622143B CN 112622143 B CN112622143 B CN 112622143B CN 202011605664 A CN202011605664 A CN 202011605664A CN 112622143 B CN112622143 B CN 112622143B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
- B29C44/343—Heating by introducing steam in the mould by using pipes to direct the steam inside the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3415—Heating or cooling
- B29C44/3419—Quick cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/60—Measuring, controlling or regulating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
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Abstract
The invention relates to a high-speed digital energy-saving forming machine and a forming method thereof, and provides a technical scheme for solving the problems of easy blockage, low working efficiency and high energy consumption of the forming machine in the prior art, wherein the forming machine comprises a machine body, a machine frame and a machine frame, wherein the machine frame comprises a machine frame, a machine frame and a machine frame, wherein the machine frame is provided with a machine frame, the machine frame, and the machine frame, the machine frame are provided, the machine frame, and the machine frame: a high-speed digital energy-saving forming machine comprises a frame, a feeding device, a curing device, a cooling device, a discharging device, a mold frame and a translation device; the feeding device is connected with the die frame through a material gun; the frame is also provided with a mould hanging frame; the mould hanging frame is connected with the mould frame; the feeding device comprises a charging barrel frame, a charging barrel, an emptying valve, a negative pressure valve, a pressurizing mechanism, a feeding pipe and a cylinder; the charging basket frame is arranged on the frame; the feed barrel is arranged on the feed barrel frame; the emptying valve, the negative pressure valve and the feeding pipe are all arranged on the feeding barrel; the pressurizing mechanism comprises a pressurizing pipe, a pressurizing balance valve, a pressure sensor and a pressure feedback pipe; the pressure pipe is connected with the feeding barrel; the pressurization balance valve is arranged on the pressurization pipe. The invention has the advantages of high curing and cooling speed, high working efficiency and low energy consumption.
Description
Technical Field
The invention relates to a forming machine and a forming method thereof, in particular to a high-speed digital energy-saving forming machine and a forming method thereof.
Background
The EPS foam forming machine is a mechanical device for processing EPS foam particles into products with certain shapes, and the processing process comprises the steps of firstly putting the EPS foam particles into a formed die cavity, then introducing steam for a certain time to cure the EPS foam particles, further bonding the EPS foam particles into a whole, cooling the die and a foam piece in the die, and finally taking the formed foam piece off the die. The existing forming machine also has the problems of easy blockage of feeding, low curing and cooling speed, low working efficiency and high energy consumption.
Chinese patent publication No. CN104552733A discloses a foam molding machine and a molding method thereof, in which a compressed air source connected to a storage box applies positive pressure to pre-foamed particles in the storage box during feeding, the pre-foamed particles are pushed into a material gun, and the pre-foamed particles are blown into a mold cavity by the material gun, so that the amount of compressed air is large and the energy consumption is high; chinese patent publication No. CN110154304A discloses an EPS packaging foam molding process, which adopts a combination of blowing and ejector pins to cool and demold after curing, and this way is slow in cooling and low in working efficiency.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a high-speed digital energy-saving forming machine and a forming method thereof, wherein the high-speed digital energy-saving forming machine is reasonable in structural design, high in speed and low in energy consumption.
The technical scheme adopted by the invention for solving the problems is as follows: the high-speed digital energy-saving forming machine comprises a frame, a feeding device, a curing device, a cooling device, a discharging device, a mold frame and a translation device; the feeding device is connected with the die frame through a material gun; the frame is also provided with a mould hanging frame; the mould hanging frame is connected with the mould frame;
the feeding device comprises a charging barrel frame, a charging barrel, an emptying valve, a negative pressure valve, a pressurizing mechanism, a feeding pipe and a cylinder; the charging bucket rack is arranged on the rack; the feeding barrel is arranged on the barrel frame; the emptying valve, the negative pressure valve and the feeding pipe are all arranged on the feeding barrel; the pressurizing mechanism comprises a pressurizing pipe, a pressurizing balance valve, a pressure sensor and a pressure feedback pipe; the pressurizing pipe is connected with the feeding barrel; the pressurizing balance valve is arranged on the pressurizing pipe; the pressure sensor is arranged on the pressurization balance valve; one end of the pressure feedback pipe is connected with the feed barrel, and the other end of the pressure feedback pipe is connected with the pressure sensor; the feeding barrel is sequentially provided with an upper cover, a barrel body and a lower cover from top to bottom; the upper cover and the lower cover are both fixedly connected with the barrel body; a discharge hole is formed in the lower cover; the lower cover comprises a rotating shaft, a cover plate, a first partition plate, a second partition plate, a base, a connecting rod, a gasket, a spring and a bolt; the cover plate is fixedly arranged on the rotating shaft; the first partition plate and the second partition plate are fixedly arranged on the base; the base is rotatably connected with the rotating shaft; the connecting rod is fixedly connected with the rotating shaft through a gasket, a spring and a bolt; a fluid air channel for auxiliary blanking is arranged on the base; the cylinder is connected with the connecting rod;
the translation device comprises a front template, a middle template, a rear template, a demoulding frame, a guide post, a hydraulic oil cylinder and a demoulding guide rod; the front template and the rear template are both arranged on the frame; one end of the guide post is fixedly connected with the front template, and the other end of the guide post is fixedly connected with the rear template; the middle template is connected to the guide post in a sliding manner; the hydraulic oil cylinder is fixed on the rear template; a push rod of the hydraulic oil cylinder is connected with the middle template; the demolding frame is fixed on the demolding guide rod; the rear template is provided with an installation block; the demolding guide rod is matched with the mounting block;
the mold frame comprises a mold fixing mold frame, a mold moving mold frame and a water vapor distributor arranged on the mold fixing mold frame and the mold moving mold frame; the die fixing frame is fixed on the front template; the mould moving frame is fixed on the middle mould plate; the upper end of the die fixing frame is provided with a die fixing water vapor inlet; the die fixing frame is also provided with a die fixing die plate for mounting a die; the upper end of the mould moving mould frame is provided with a mould moving water vapor inlet; the mould moving frame is also provided with a mould moving mould plate for installing a mould; the water vapor distributor comprises a square loop consisting of two vertical pipes and two transverse pipes and a connecting pipe between the two vertical pipes; the vertical pipe, the transverse pipe and the connecting pipe are all provided with spray heads; the upper end of the water vapor distributor is also provided with a distributor water inlet which is used for connecting a fixed mold water vapor inlet or a movable mold water vapor inlet;
the curing device comprises a steam inlet main pipe, a fixed die steam inlet main pipe, a moving die steam inlet main pipe, a fixed die steam inlet pipe and a moving die steam inlet pipe; the fixed die steam inlet main pipe and the movable die steam inlet main pipe are both connected with a steam inlet main pipe; one end of the die fixing steam inlet pipe is connected with the die fixing steam inlet main pipe, and the other end of the die fixing steam inlet pipe is connected with a die fixing steam inlet on the die fixing frame; a fixed die steam regulating valve for controlling the steam inlet quantity of the fixed die steam inlet pipe is also arranged between the fixed die steam inlet pipe and the fixed die steam inlet main pipe; one end of the mold moving steam inlet pipe is connected with the mold moving steam inlet main pipe, and the other end of the mold moving steam inlet pipe is connected with a mold moving water vapor inlet on the mold moving frame; a mould shifting steam regulating valve for controlling the steam inlet amount of the mould shifting steam inlet pipe is also arranged between the mould shifting steam inlet pipe and the mould shifting steam inlet main pipe;
the cooling device comprises a cooling water main pipe, a die fixing cooling water main pipe, a die moving cooling water main pipe, a die fixing cooling water pipe and a die moving cooling water pipe; the die fixing cooling water main pipe and the die moving cooling water main pipe are both connected with the cooling water main pipe; a die fixing cooling water pressurizing valve is arranged on the die fixing cooling water main pipe; a mould moving cooling water pressurizing valve is arranged on the mould moving cooling water main pipe; the die fixing cooling water main pipe is connected with a plurality of die fixing cooling water pipes; the die fixing cooling water pipe is connected with a die fixing water vapor inlet on the die fixing frame; the die fixing cooling water pipe is also provided with a die fixing cooling water regulating valve for controlling the cooling water quantity of the die fixing cooling water pipe; the mold moving cooling water header pipe is connected with a plurality of mold moving cooling water pipes; the mold moving cooling water pipe is connected with a mold moving water vapor inlet on the mold moving frame; the mold moving cooling water pipe is also provided with a mold moving cooling water regulating valve for controlling the cooling water quantity of the mold moving cooling water pipe;
the discharging device comprises a fixed die discharging pipe, a movable die discharging pipe, a fixed die discharging main pipe, a movable die discharging main pipe and a discharging main pipe; the fixed die discharge main pipe and the moving die discharge main pipe are both connected with the discharge main pipe; one end of the fixed die discharge pipe is connected with the fixed die discharge main pipe, and the other end of the fixed die discharge pipe is connected with the fixed die frame; and one end of the mold moving discharge pipe is connected with the mold moving discharge main pipe, and the other end of the mold moving discharge pipe is connected with the mold moving frame.
Preferably, the water vapor distributor is fixedly connected to the fixed mold frame or the movable mold frame through a fixing piece.
Preferably, the shifting mold steam inlet main pipe is also provided with a shifting mold steam inlet main pipe hose part used for being matched with the shifting mold frame to act; the mould moving cooling water main pipe is also provided with a mould moving cooling water main pipe hose part used for matching the action of the mould moving frame; and the movable mould discharging main pipe is also provided with a movable mould discharging main pipe hose part used for matching the movable mould frame to act.
Preferably, the barrel body is provided with an observation window for observing materials in the barrel and a mounting seat for fixedly connecting the material barrel frame.
Preferably, one end of the air cylinder is provided with a fixing piece, and the other end of the air cylinder is provided with a connecting piece; the fixing piece is fixedly connected with the base; the connecting piece is rotatably connected with the connecting rod.
Preferably, the fluid air duct in the invention comprises an annular air duct and a connecting air duct; the annular air duct is positioned outside the discharge port and arranged around the discharge port; the annular air ducts are connected through connecting air ducts.
Preferably, the annular air duct is provided with an air outlet; the air outlet is communicated with the discharge hole; and the fluid air duct is also provided with an air inlet which is used for being connected with an external air source.
Preferably, the connecting rod is sleeved on the rotating shaft; one end of the bolt is connected with the rotating shaft, and the other end of the bolt is sleeved with the gasket and the spring; the gasket is connected with the connecting rod.
Preferably, the translation device in the invention further comprises an encoder and a hydraulic station; the encoder is arranged on the middle template; the hydraulic station is connected with the hydraulic oil cylinder.
A molding method of a high-speed digital energy-saving molding machine comprises the following steps:
the method comprises the following steps: respectively installing the dies on a die fixing die plate and a die moving die plate, then closing the dies, and moving the middle die plate along the guide posts towards the front die plate by the action of the hydraulic oil cylinder until the die moving die frame is tightly attached to the die fixing die frame;
step two: closing the emptying valve and the pressurizing balance valve, and opening the negative pressure valve to reduce the air pressure in the feed barrel, so that the materials are sucked into the feed barrel from the feed pipe; closing the negative pressure valve after the position of the material in the feeding barrel is observed to reach a preset material level;
step three: closing the feeding pipe, enabling the connecting rod to rotate through the air cylinder, enabling the connecting rod to drive the rotating shaft, enabling the rotating shaft to drive the cover plate, enabling the cover plate to rotate to open the discharging port on the lower cover, then opening the pressurization balance valve to enable the air pressure in the feeding barrel to rise, enabling the raw materials in the feeding barrel to fall from the discharging port, enabling the raw materials to enter the die through the material gun, and closing the pressurization balance valve after pressurization-s;
step four: opening an emptying valve to perform normal-pressure blanking, simultaneously introducing fluid air into a fluid air duct to assist in blanking, and closing a material gun after blanking is completed;
step five: opening a steam main valve, slowly introducing steam, introducing the steam into the fixed mold steam inlet main pipe and the moving mold steam inlet main pipe from the steam inlet main pipe, respectively introducing the steam into the fixed mold frame and the moving mold frame through the fixed mold steam inlet pipe and the moving mold steam inlet pipe, and fully penetrating the raw materials in the mold through the steam distributors on the fixed mold frame and the moving mold frame to preheat;
step six: after preheating is finished, increasing the steam introduction amount, and fully penetrating the raw materials in the die by the steam distributors on the die fixing frame and the die moving frame to cure the raw materials; the steam entering the die penetrates through the raw material and is discharged through a discharging device;
step seven: after curing is completed, opening a cooling water main valve, enabling cooling water to enter a die fixing cooling water main pipe and a die moving cooling water main pipe from the cooling water main pipe, respectively introducing a die fixing die frame and a die moving die frame through a die fixing cooling water pipe and a die moving cooling water pipe, and spraying cooling water to the die and a foam piece in the die through a water vapor distributor on the die fixing die frame and the die moving die frame; opening a die fixing cooling water pressurizing valve and a die moving cooling water pressurizing valve in the water inlet process, and filling compressed air into cooling water in a die fixing cooling water main pipe and a die moving cooling water main pipe;
step eight: the sprayed cooling water passes through the die frame and the die and is discharged through the discharging device; after cooling, vacuumizing the mold frame, and removing residual cooling water and steam in the mold frame;
step nine: compressed air is introduced into the die to loosen the foam piece, the die is opened after loosening, the middle die plate moves towards the direction of the rear die plate along the guide post through the action of the hydraulic oil cylinder, and the die fixing frame and the die moving frame are separated from each other; and continuously moving until the mold moving frame is contacted with the demolding frame, and ejecting the foam piece out of the mold by matching with the demolding frame.
Compared with the prior art, the invention has the following advantages and effects:
1. the invention installs a plurality of steam inlet pipes and cooling water pipes on the mould frame, and enables the steam and the cooling water to be in full contact with the materials in the mould in the curing and cooling processes through the dispersion effect of the water vapor distributor, thereby not only improving the curing and cooling efficiency, but also enabling the steam and the cooling water to be in full heat exchange with the materials in the mould and avoiding the energy waste.
2. According to the invention, the regulating valves are arranged on the fixed mold steam inlet pipe, the moving mold steam inlet pipe, the fixed mold cooling water pipe and the moving mold cooling water pipe, so that workers can distribute steam and cooling water flow according to specific needs, thereby being more beneficial to reasonable utilization of resources and reducing unnecessary energy consumption.
3. Hose parts are arranged on the mold moving steam inlet main pipe, the mold moving cooling water main pipe and the mold moving discharge main pipe, so that the mold moving frame can be conveniently moved, and the mold moving frame is prevented from being blocked in moving.
4. In the invention, a die fixing cooling water pressurizing valve is arranged on a die fixing cooling water main pipe, and a die moving cooling water pressurizing valve is arranged on a die moving cooling water main pipe; the die fixing cooling water pressurizing valve and the die moving cooling water pressurizing valve charge compressed air into the cooling water, so that the flow speed of the cooling water can be accelerated, and the atomization of the cooling water is facilitated.
5. The feeding device switches the blanking mode of the feeding device through the on-off of the pressurizing mechanism and the emptying valve, is convenient to operate, and enables the whole feeding process to be more efficient; the design of the fluid air channel can accelerate the blanking speed of the material at the discharge port and prevent the material from blocking the discharge port.
6. The pressure sensor and the pressure feedback pipe can monitor the pressure value in the feed barrel in real time, so that the pressure can be adjusted by workers, and the workers can find and adjust the pressure value in the feed barrel in time if the pressure in the feed barrel is too large or too small due to misoperation.
7. The invention adopts a feeding method combining air exhaust and pressurization, namely, the pressurized blanking and the normal-pressure blanking are combined, the pressurization for 1-5s can accelerate the blanking speed at the beginning, the blockage of a feeding barrel is prevented, the normal-pressure blanking is switched, and the fluid wind is matched for auxiliary blanking, so that the blanking efficiency is higher, and the energy is saved.
Drawings
Fig. 1 is a schematic perspective view of a high-speed digital energy-saving molding machine according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of a feeding device in an embodiment of the present invention.
Fig. 3 is a schematic top view of a feeding device in an embodiment of the present invention.
Fig. 4 is a schematic bottom view of a feeding device in an embodiment of the present invention.
Fig. 5 is a schematic front view of a lower cover in an embodiment of the present invention.
Fig. 6 is a schematic top view of the lower cover in the embodiment of the present invention.
Fig. 7 is a schematic sectional view of the lower cover in the embodiment of the present invention.
Fig. 8 is an enlarged view of a portion a in fig. 7.
Fig. 9 is a schematic top view of a base according to an embodiment of the invention.
Fig. 10 is a schematic perspective view of the aging device, the cooling device, the discharging device and the mold frame in the embodiment of the present invention.
Fig. 11 is a schematic perspective view of a mold frame according to an embodiment of the present invention.
Fig. 12 is a schematic structural diagram of a mold clamping frame in the embodiment of the present invention.
FIG. 13 is a schematic structural diagram of a transfer mold frame according to an embodiment of the present invention.
Fig. 14 is a schematic structural view of a moisture distributor in an embodiment of the present invention.
Fig. 15 is a schematic perspective view of a translation device in an embodiment of the present invention.
In the figure: the device comprises a rack 1, a feeding device 2, a curing device 3, a cooling device 4, a discharging device 5, a mold frame 6, a translation device 7, a mold hanging frame 11, a charging bucket frame 21, a feeding bucket 22, an emptying valve 23, a negative pressure valve 24, a pressurizing mechanism 25, a feeding pipe 26, an air cylinder 27, a steam inlet manifold 31, a mold fixing steam inlet manifold 32, a mold moving steam inlet manifold 33, a mold fixing steam inlet pipe 34, a mold moving steam inlet pipe 35, a cooling water manifold 41, a mold fixing cooling water manifold 42, a mold moving cooling water manifold 43, a mold fixing cooling water pipe 44, a mold moving cooling water pipe 45, a mold fixing discharging pipe 51, a mold moving discharging pipe 52, a mold fixing discharging manifold 53, a mold moving discharging manifold 54, a discharging manifold 55, a mold fixing frame 61, a mold moving frame 62, a water vapor distributor 63, a front mold plate 71, a water vapor middle mold plate 72, a rear mold plate 73, a mold releasing frame 74, a guide column 75, a hydraulic oil cylinder 76, a guide rod 77, an encoder 78, an upper cover 221, a barrel 222, a curing devices 24, a lower cover, a mold frame, a mold cover a mold frame, a mold cover, a mold cover a mold frame, a mold cover, a mold cover, a mold, a, Lower cover 223, pressurization pipe 251, pressurization balance valve 252, pressure sensor 253, pressure feedback pipe 254, fixing part 271, connecting part 272, observation window 2221, mounting seat 2222, discharge port 2230, rotating shaft 2231, cover plate 2232, first partition 2233, second partition 2234, base 2235, connecting rod 2236, gasket 2237, spring 2238, bolt 2239, fluid duct 201, annular duct 2011, connecting duct 2012, air outlet 2013, air inlet 2014, mold-moving steam inlet main hose portion 331, mold-fixing steam regulating valve 341, mold-moving steam regulating valve 351, mold-fixing cooling water pressurization valve 421, mold-moving cooling water main hose portion 431, mold-moving cooling water pressurization valve 432, mold-fixing cooling water regulation valve 441, mold-moving cooling water regulation valve 451, mold-moving discharge main hose portion 541, mold-fixing steam inlet 611, mold-fixing connection pipe mold plate 612, mold-moving steam inlet 621, mold moving mold plate 622, vertical pipe 633, transverse pipe 631, transverse pipe 632, pressure sensor 253, pressure feedback pipe 254, fixing part 271, connecting pipe 632, and bolt, Spray head 634, distributor water inlet 635, fixing piece 636, mold fixing water vapor inlet 611 and mounting block 731.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
Examples are given.
Referring to fig. 1 to 15, the high-speed digital energy-saving molding machine in the present embodiment includes a frame 1, a feeding device 2, a curing device 3, a cooling device 4, a discharging device 5, a mold frame 6, and a translation device 7; the feeding device 2 is connected with the die frame 6 through a material gun; the frame 1 is also provided with a mould hanging frame 11; the mould hanging frame 11 is connected with the mould frame 6. The mould frame 11 has an upward pulling force on the mould frame 6, and the mould frame 6 and the translation device 7 are connected in the horizontal direction, so that the translation device 7 has insufficient support on the mould frame 6 in the vertical direction, and the structure can be more stable through the mould frame 11.
The feeding device 2 in the embodiment comprises a charging bucket rack 21, a feeding bucket 22, an emptying valve 23, a negative pressure valve 24, a pressurizing mechanism 25, a feeding pipe 26 and a cylinder 27; the charging bucket frame 21 is arranged on the frame 1; the feed barrel 22 is arranged on the feed barrel frame 21; the emptying valve 23, the negative pressure valve 24 and the feeding pipe 26 are all arranged on the feeding barrel 22; the pressurizing mechanism 25 includes a pressurizing pipe 251, a pressurizing balance valve 252, a pressure sensor 253, and a pressure feedback pipe 254; the pressurizing pipe 251 is connected with the charging barrel 22; the pressurization balance valve 252 is installed on the pressurization pipe 251; the pressure sensor 253 is mounted on the pressurization balance valve 252; one end of the pressure feedback pipe 254 is connected with the feed barrel 22, and the other end is connected with the pressure sensor 253; one end of the cylinder 27 is provided with a fixing member 271, and the other end is provided with a connecting member 272; the fixing piece 271 is fixedly connected with the base 2235; link 272 is pivotally coupled to link 2236.
The feeding barrel 22 in this embodiment is sequentially provided with an upper cover 221, a barrel body 222 and a lower cover 223 from top to bottom; the upper cover 221 and the lower cover 223 are both fixedly connected with the barrel body 222; an observation window 2221 for observing materials in the barrel and a mounting seat 2222 for fixedly connecting the material barrel frame 21 are arranged on the barrel body 222; a discharge hole 2230 is arranged on the lower cover 223; the lower cover 223 comprises a rotating shaft 2231, a cover plate 2232, a first separator 2233, a second separator 2234, a base 2235, a connecting rod 2236, a spacer 2237, a spring 2238 and a bolt 2239; the cover plate 2232 is fixedly installed on the rotating shaft 2231; the first partition 2233 and the second partition 2234 are both fixedly arranged on the base 2235; the base 2235 is rotatably connected with the rotating shaft 2231; the connecting rod 2236 is fixedly connected with the rotating shaft 2231 through a gasket 2237, a spring 2238 and a bolt 2239; one end of the bolt 2239 is connected to the rotating shaft 2231, and the other end is sleeved with a washer 2237 and a spring 2238; the spacer 2237 is connected to the link 2236. The spring 2238 exerts a downward force on the bolt 2239, and the bolt 2239 is connected to the rotating shaft 2231, and the rotating shaft 2231 is connected to the cover 2232; this allows for a tighter bond between the base 2235 and the cover 2232, and a compression of the first and second dividers 2233, 2234 between the base 2235 and the cover 2232.
A fluid air duct 201 for assisting blanking is arranged on the base 2235 in the embodiment; fluid duct 201 includes an annular duct 2011 and a connecting duct 2012; the annular air duct 2011 is located outside the discharge port 2230 and surrounds the discharge port 2230; the annular air ducts 2011 are connected through connecting air ducts 2012; an air outlet 2013 is arranged on the annular air duct 2011; the air outlet 2013 is communicated with the discharge hole 2230; the fluid air duct 201 is also provided with an air inlet 2014 for connecting with an external air source; the connecting rod 2236 is sleeved on the rotating shaft 2231. The second partition 2234 covers and seals the upper portion of the fluid duct 201, so that the fluid air can only enter from the air inlet 2014 and exit from the air outlet 2013, and the air outlet 2013 is narrow, so that the air speed is high, and the blanking speed can be increased.
The translation device 7 in this embodiment includes a front template 71, a middle template 72, a rear template 73, a demolding frame 74, a guide post 75, a hydraulic oil cylinder 76, and a demolding guide rod 77; the front template 71 and the rear template 73 are both arranged on the frame 1; one end of the guide post 75 is fixedly connected with the front template 71, and the other end is fixedly connected with the rear template 73; the middle template 72 is slidably connected to the guide posts 75; hydraulic ram 76 is fixed to rear platen 73; a push rod 761 of the hydraulic oil cylinder 76 is connected with the middle template 72; the demoulding frame 74 is fixed on the demoulding guide rod 77; the rear template 73 is provided with a mounting block 731; the stripper guide 77 cooperates with the mounting block 731; the translation means 7 also comprise an encoder 78 and a hydraulic station 79; an encoder 78 is mounted on the middle platen 72; hydraulic station 79 is connected to hydraulic ram 76. The demolding guide rod 77 is provided with a row of screw holes, the mounting block 731 is connected with the screw holes on the demolding guide rod 77, the mounting positions of the mounting block 731 and the demolding guide rod 77 determine the position of the demolding frame 74, and an operator can select a proper position of the demolding frame 74 according to actual conditions, so that the mounting positions of the mounting block 731 and the demolding guide rod 77 are determined.
The mold frame 6 in this embodiment includes a mold fixing frame 61, a mold transferring frame 62, and a water vapor distributor 63 installed on the mold fixing frame 61 and the mold transferring frame 62; the fixed die frame 61 is fixed on the front die plate 71; the mold-moving frame 62 is fixed on the middle mold plate 72; the upper end of the die fixing frame 61 is provided with a die fixing water vapor inlet 611; a die fixing die plate 612 for installing a die is further arranged on the die fixing die frame 61; the upper end of the mold-moving mold frame 62 is provided with a mold-moving water vapor inlet 621; a mould moving mould plate 622 for installing a mould is also arranged on the mould moving mould frame 62; the steam distributor 63 comprises a square loop consisting of two vertical pipes 631 and two horizontal pipes 632, and a connecting pipe 633 between the two vertical pipes 631; the vertical pipe 631, the horizontal pipe 632 and the connecting pipe 633 are all provided with a spray head 634; the upper end of the water vapor distributor 63 is also provided with a distributor water inlet 635 which is used for connecting the fixed mold water vapor inlet 611 or the movable mold water vapor inlet 621; the water vapor distributor 63 is fixedly connected to the fixed mold frame 61 or the movable mold frame 62 through a fixing member 636.
The curing device 3 in the embodiment comprises a steam inlet main pipe 31, a fixed mold steam inlet main pipe 32, a mold moving steam inlet main pipe 33, a fixed mold steam inlet pipe 34 and a mold moving steam inlet pipe 35; the fixed mold steam inlet main pipe 32 and the moving mold steam inlet main pipe 33 are both connected with the steam inlet main pipe 31; one end of the fixed mold steam inlet pipe 34 is connected with the fixed mold steam inlet main pipe 32, and the other end is connected with a fixed mold steam inlet 611 on the fixed mold frame 61; a fixed mold steam regulating valve 341 for controlling the steam inlet amount of the fixed mold steam inlet pipe 34 is also arranged between the fixed mold steam inlet pipe 34 and the fixed mold steam inlet main pipe 32; one end of the mold shifting steam inlet pipe 35 is connected with the mold shifting steam inlet main pipe 33, and the other end is connected with a mold shifting steam inlet 621 on the mold shifting mold frame 62; and a mold-shifting steam regulating valve 351 for controlling the steam inlet amount of the mold-shifting steam inlet pipe 35 is also arranged between the mold-shifting steam inlet pipe 35 and the mold-shifting steam inlet main pipe 33.
The cooling device 4 in this embodiment includes a cooling water header 41, a mold fixing cooling water header 42, a mold transfer cooling water header 43, a mold fixing cooling water pipe 44, and a mold transfer cooling water pipe 45; the die fixing cooling water manifold 42 and the die moving cooling water manifold 43 are both connected with the cooling water manifold 41; a die fixing cooling water pressurizing valve 421 is arranged on the die fixing cooling water main pipe 42; a mold-moving cooling water pressurizing valve 432 is arranged on the mold-moving cooling water main pipe 43; the die fixing cooling water manifold 42 is connected with a plurality of die fixing cooling water pipes 44; the die fixing cooling water pipe 44 is connected with a die fixing water vapor inlet 611 on the die fixing frame 61; a die-fixing cooling water regulating valve 441 for controlling the cooling water quantity of the die-fixing cooling water pipe 44 is further arranged on the die-fixing cooling water pipe 44; the mold-moving cooling water header pipe 43 is connected with a plurality of mold-moving cooling water pipes 45; the mold-moving cooling water pipe 45 is connected with a mold-moving water vapor inlet 621 on the mold-moving frame 62; the mold transfer cooling water pipe 45 is also provided with a mold transfer cooling water regulating valve 451 for controlling the amount of cooling water in the mold transfer cooling water pipe 45.
The discharging device 5 in the present embodiment includes a die fixing discharging pipe 51, a die transfer discharging pipe 52, a die fixing discharging manifold 53, a die transfer discharging manifold 54, and a discharging manifold 55; the fixed die discharge header pipe 53 and the moving die discharge header pipe 54 are both connected with a discharge header pipe 55; one end of the fixed mold discharge pipe 51 is connected with the fixed mold discharge manifold 53, and the other end is connected with the fixed mold frame 61; one end of the mould shifting discharge pipe 52 is connected with the mould shifting discharge header pipe 54, and the other end is connected with the mould shifting mould frame 62; the mould shifting steam inlet main pipe 33 is also provided with a mould shifting steam inlet main pipe hose part 331 which is used for matching the action of the mould shifting mould frame 62; the shifting mold cooling water main pipe 43 is also provided with a shifting mold cooling water main pipe hose part 431 used for matching with the shifting mold frame 62; the transfer die discharge manifold 54 is further provided with a transfer die discharge manifold hose portion 541 for cooperating with the transfer die frame 62.
The forming method of the high-speed digital energy-saving forming machine in the embodiment comprises the following steps:
the method comprises the following steps: after the dies are respectively arranged on the die fixing die plate 612 and the die moving die plate 622, the dies are closed, and the middle die plate 72 moves towards the front die plate 71 along the guide posts 75 through the action of the hydraulic oil cylinder 76 until the die moving die frame 62 is tightly attached to the die fixing die frame 61;
step two: closing the air release valve 23 and the pressurization balance valve 252, and opening the negative pressure valve 24 to reduce the air pressure in the feed barrel 22, so that the material is sucked into the feed barrel 22 from the feed pipe 26; the negative pressure valve 24 is closed after observing that the position of the material in the feedwell 22 reaches a predetermined level;
step three: closing the feeding pipe 26, simultaneously rotating the connecting rod 2236 through the air cylinder 27, driving the rotating shaft 2231 by the connecting rod 2236, driving the cover 2232 by the rotating shaft 2231, opening the discharge port 2230 on the lower cover 223 by the rotating of the cover 2232, then opening the pressurization balance valve 252 to raise the air pressure in the feeding barrel 22, discharging the raw material in the feeding barrel 22 from the discharge port 2230, feeding the raw material into the mold through the material gun, and closing the pressurization balance valve 252 after pressurization for 1-5 s;
step four: opening the emptying valve 23 to perform normal-pressure blanking, introducing fluid air into the fluid air duct 201 to assist in blanking, and closing a material gun after blanking is completed;
step five: opening a steam main valve, slowly introducing steam, introducing the steam into the fixed mold steam inlet main pipe 32 and the moving mold steam inlet main pipe 33 from the steam inlet main pipe 31, respectively introducing the steam into the fixed mold frame 61 and the moving mold frame 62 through the fixed mold steam inlet pipe 34 and the moving mold steam inlet pipe 35, and fully penetrating the raw materials in the mold through a steam distributor 63 on the fixed mold frame 61 and the moving mold frame 62 for preheating;
step six: after preheating is finished, increasing the steam introduction amount, and fully penetrating the raw materials in the die by the steam through a steam distributor 63 on the die fixing frame 61 and the die moving frame 62 to cure the raw materials; the steam entering the die penetrates through the raw material and is discharged through a discharge device 5;
step seven: after the curing is finished, opening a cooling water main valve, enabling cooling water to enter a die fixing cooling water main pipe 42 and a die moving cooling water main pipe 43 from a cooling water main pipe 41, respectively leading into a die fixing frame 61 and a die moving frame 62 through a die fixing cooling water pipe 44 and a die moving cooling water pipe 45, and spraying cooling water to the die and a foam piece in the die through a water vapor distributor 63 on the die fixing frame 61 and the die moving frame 62; opening a die fixing cooling water pressurizing valve 421 and a die moving cooling water pressurizing valve 432 in the water inlet process, and filling compressed air into cooling water in the die fixing cooling water main pipe 42 and the die moving cooling water main pipe 43;
step eight: the sprayed cooling water passes through the die frame 6 and the die and is discharged through the discharging device 5; after cooling, vacuumizing the mold frame 6, and removing residual cooling water and steam in the mold frame 6;
step nine: compressed air is introduced into the die to loosen the foam piece, the die is opened after loosening, the middle die plate 72 moves towards the rear die plate 73 along the guide posts 75 through the action of the hydraulic oil cylinder 76, and the die fixing frame 61 and the die moving frame 62 are separated from each other; the movement is continued until the transfer frame 62 contacts the mold release frame 74 and the mold release frame 74 is engaged to eject the foam part out of the mold.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple variations of the structures, features and principles described in the present patent application are included in the scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may occur to those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (1)
1. A molding method of a high-speed digital energy-saving molding machine is implemented by adopting the high-speed digital energy-saving molding machine, and the high-speed digital energy-saving molding machine comprises a frame (1), a feeding device (2), a curing device (3), a cooling device (4), a discharging device (5), a mold frame (6) and a translation device (7); the feeding device (2) is connected with the die frame (6) through a material gun; the frame (1) is also provided with a mould hanging frame (11); the mould hanging frame (11) is connected with the mould frame (6);
the feeding device (2) comprises a charging barrel frame (21), a charging barrel (22), an emptying valve (23), a negative pressure valve (24), a pressurizing mechanism (25), a feeding pipe (26) and a cylinder (27); the charging bucket rack (21) is arranged on the rack (1); the feeding barrel (22) is arranged on the barrel frame (21); the emptying valve (23), the negative pressure valve (24) and the feeding pipe (26) are all arranged on the feeding barrel (22); the pressurization mechanism (25) comprises a pressurization pipe (251), a pressurization balance valve (252), a pressure sensor (253) and a pressure feedback pipe (254); the pressurizing pipe (251) is connected with the feeding barrel (22); the pressurization balance valve (252) is installed on the pressurization pipe (251); the pressure sensor (253) is arranged on the pressurization balance valve (252); one end of the pressure feedback pipe (254) is connected with the feed barrel (22), and the other end of the pressure feedback pipe is connected with the pressure sensor (253); the feeding barrel (22) is sequentially provided with an upper cover (221), a barrel body (222) and a lower cover (223) from top to bottom; the upper cover (221) and the lower cover (223) are fixedly connected with the barrel body (222); a discharge hole (2230) is formed in the lower cover (223); the lower cover (223) comprises a rotating shaft (2231), a cover plate (2232), a first clapboard (2233), a second clapboard (2234), a base (2235), a connecting rod (2236), a gasket (2237), a spring (2238) and a bolt (2239); the cover plate (2232) is fixedly arranged on the rotating shaft (2231); the first clapboard (2233) and the second clapboard (2234) are both fixedly arranged on the base (2235); the base (2235) is rotationally connected with the rotating shaft (2231); the connecting rod (2236) is fixedly connected with the rotating shaft (2231) through a gasket (2237), a spring (2238) and a bolt (2239); a fluid air duct (201) for auxiliary blanking is arranged on the base (2235); the cylinder (27) is connected with a connecting rod (2236);
the translation device (7) comprises a front template (71), a middle template (72), a rear template (73), a demoulding frame (74), a guide post (75), a hydraulic oil cylinder (76) and a demoulding guide rod (77); the front template (71) and the rear template (73) are both arranged on the frame (1); one end of the guide post (75) is fixedly connected with the front template (71), and the other end of the guide post is fixedly connected with the rear template (73); the middle template (72) is connected to the guide post (75) in a sliding manner; the hydraulic oil cylinder (76) is fixed on the rear template (73); a push rod (761) of the hydraulic oil cylinder (76) is connected with the middle template (72); the demolding frame (74) is fixed on the demolding guide rod (77); the rear template (73) is provided with an installation block (731); the demolding guide rod (77) is matched with the mounting block (731);
the mold frame (6) comprises a mold fixing mold frame (61), a mold moving mold frame (62) and a water vapor distributor (63) arranged on the mold fixing mold frame (61) and the mold moving mold frame (62); the fixed die frame (61) is fixed on the front die plate (71); the mould moving frame (62) is fixed on the middle template (72); the upper end of the die fixing frame (61) is provided with a die fixing water vapor inlet (611); a die fixing die plate (612) for installing a die is further arranged on the die fixing die frame (61); the upper end of the mould moving frame (62) is provided with a mould moving water vapor inlet (621); a mould moving mould plate (622) for installing a mould is also arranged on the mould moving mould frame (62); the water vapor distributor (63) comprises a square loop consisting of two vertical pipes (631) and two horizontal pipes (632), and a connecting pipe (633) between the two vertical pipes (631); the vertical pipe (631), the horizontal pipe (632) and the connecting pipe (633) are all provided with a spray head (634); the upper end of the water vapor distributor (63) is also provided with a distributor water inlet (635) for connecting a mold fixing water vapor inlet (611) or a mold moving water vapor inlet (621);
the curing device (3) comprises a steam inlet main pipe (31), a fixed mold steam inlet main pipe (32), a mold moving steam inlet main pipe (33), a fixed mold steam inlet pipe (34) and a mold moving steam inlet pipe (35); the fixed die steam inlet main pipe (32) and the movable die steam inlet main pipe (33) are connected with the steam inlet main pipe (31); one end of the fixed mold steam inlet pipe (34) is connected with the fixed mold steam inlet main pipe (32), and the other end of the fixed mold steam inlet pipe is connected with a fixed mold steam inlet (611) on the fixed mold frame (61); a fixed die steam regulating valve (341) for controlling the steam inlet amount of the fixed die steam inlet pipe (34) is also arranged between the fixed die steam inlet pipe (34) and the fixed die steam inlet main pipe (32); one end of the mould moving steam inlet pipe (35) is connected with the mould moving steam inlet main pipe (33), and the other end of the mould moving steam inlet pipe is connected with a mould moving water vapor inlet (621) on the mould moving frame (62); a mold shifting steam regulating valve (351) for controlling the steam inlet amount of the mold shifting steam inlet pipe (35) is also arranged between the mold shifting steam inlet pipe (35) and the mold shifting steam inlet main pipe (33);
the cooling device (4) comprises a cooling water header pipe (41), a die fixing cooling water header pipe (42), a die moving cooling water header pipe (43), a die fixing cooling water pipe (44) and a die moving cooling water pipe (45); the die fixing cooling water main pipe (42) and the die moving cooling water main pipe (43) are both connected with the cooling water main pipe (41); a die fixing cooling water pressurizing valve (421) is arranged on the die fixing cooling water main pipe (42); a mould moving cooling water pressurizing valve (432) is arranged on the mould moving cooling water main pipe (43); the die fixing cooling water header pipe (42) is connected with a plurality of die fixing cooling water pipes (44); the die fixing cooling water pipe (44) is connected with a die fixing water vapor inlet (611) on the die fixing frame (61); the die fixing cooling water pipe (44) is also provided with a die fixing cooling water regulating valve (441) for controlling the cooling water quantity of the die fixing cooling water pipe (44); the mould moving cooling water main pipe (43) is connected with a plurality of mould moving cooling water pipes (45); the mold moving cooling water pipe (45) is connected with a mold moving water vapor inlet (621) on the mold moving frame (62); the mould moving cooling water pipe (45) is also provided with a mould moving cooling water regulating valve (451) for controlling the cooling water quantity of the mould moving cooling water pipe (45);
the discharge device (5) comprises a fixed die discharge pipe (51), a die transfer discharge pipe (52), a fixed die discharge header pipe (53), a die transfer discharge header pipe (54) and a discharge header pipe (55); the fixed die discharge header pipe (53) and the moving die discharge header pipe (54) are both connected with a discharge header pipe (55); one end of the fixed mold discharge pipe (51) is connected with the fixed mold discharge header pipe (53), and the other end of the fixed mold discharge pipe is connected with the fixed mold frame (61); one end of the mould moving discharge pipe (52) is connected with a mould moving discharge main pipe (54), and the other end of the mould moving discharge pipe is connected with a mould moving frame (62);
the method is characterized in that: the molding method comprises the following steps:
the method comprises the following steps: the die is respectively installed on a fixed die plate (612) and a movable die plate (622) and then is closed, and the middle die plate (72) moves towards the front die plate (71) along the guide columns (75) through the action of a hydraulic oil cylinder (76) until the movable die frame (62) is tightly attached to the fixed die frame (61);
step two: closing the air release valve (23) and the pressurization balance valve (252), opening the negative pressure valve (24) to reduce the air pressure in the feed barrel (22), and sucking the materials into the feed barrel (22) from the feed pipe (26); closing the negative pressure valve (24) after observing that the position of the material in the feed barrel (22) reaches a predetermined level;
step three: closing the feeding pipe (26), enabling the connecting rod (2236) to rotate through the air cylinder (27), enabling the connecting rod (2236) to drive the rotating shaft (2231), enabling the rotating shaft (2231) to drive the cover plate (2232), enabling the cover plate (2232) to rotate to open the discharge hole (2230) on the lower cover (223), then opening the pressurization balance valve (252), enabling the air pressure in the feeding barrel (22) to rise, enabling raw materials in the feeding barrel (22) to be discharged from the discharge hole (2230), enabling the raw materials to enter a die through a material gun, and closing the pressurization balance valve (252) after pressurization is carried out for 1-5 s;
step four: opening an emptying valve (23) to perform normal-pressure blanking, simultaneously introducing fluid air into a fluid air duct (201) to assist in blanking, and closing a material gun after blanking is completed;
step five: opening a steam main valve, slowly introducing steam, introducing the steam into a fixed mold steam inlet main pipe (32) and a moving mold steam inlet main pipe (33) from a steam inlet main pipe (31), introducing the steam into a fixed mold frame (61) and a moving mold frame (62) through a fixed mold steam inlet pipe (34) and a moving mold steam inlet pipe (35), and fully penetrating through raw materials in the mold through a water vapor distributor (63) on the fixed mold frame (61) and the moving mold frame (62) for preheating;
step six: after preheating is finished, increasing the steam introduction amount, and fully penetrating the raw materials in the die by the steam through a steam distributor (63) on the die fixing frame (61) and the die moving frame (62) to cure the raw materials; the steam entering the die penetrates through the raw material and is discharged through a discharging device (5);
step seven: after curing is completed, opening a cooling water main valve, enabling cooling water to enter a fixed mold cooling water main pipe (42) and a moving mold cooling water main pipe (43) from a cooling water main pipe (41), respectively introducing a fixed mold frame (61) and a moving mold frame (62) through a fixed mold cooling water pipe (44) and a moving mold cooling water pipe (45), and spraying cooling water to the mold and a foam piece in the mold through a water vapor distributor (63) on the fixed mold frame (61) and the moving mold frame (62); opening a die fixing cooling water pressurizing valve (421) and a die moving cooling water pressurizing valve (432) in the water inlet process, and filling compressed air into cooling water in a die fixing cooling water main pipe (42) and a die moving cooling water main pipe (43);
step eight: the sprayed cooling water passes through the die frame (6) and the die and is discharged through the discharge device (5); after cooling, vacuumizing the mold frame (6), and removing residual cooling water and steam in the mold frame (6);
step nine: compressed air is introduced into the die to loosen the foam piece, the die is opened after loosening, the middle die plate (72) is moved towards the rear die plate (73) along the guide post (75) through the action of a hydraulic oil cylinder (76), and the die fixing frame (61) and the die moving frame (62) are separated from each other; the moving is continued until the mold moving frame (62) is contacted with the mold stripping frame (74), and the foam piece is ejected out of the mold by matching with the mold stripping frame (74).
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| JPS60176747A (en) * | 1984-02-22 | 1985-09-10 | Japan Styrene Paper Co Ltd | Manufacture of polyolefinic resin item foamed and molded in mold |
| JP2003071845A (en) * | 2001-08-30 | 2003-03-12 | Hokkaido Esuren Kk | Horizontal expansion-molding device |
| CN202011112U (en) * | 2011-01-27 | 2011-10-19 | 苏州阳光四季太阳能有限公司 | Automatic extruding device of foam materials |
| CN102267633A (en) * | 2011-04-14 | 2011-12-07 | 季胜 | Positive/negative pressure combined conveying jar |
| CN103448598A (en) * | 2012-06-05 | 2013-12-18 | 中集车辆（集团）有限公司 | Powder tanker using compressed gas to assist in gravitational closed unloading |
| CN202729344U (en) * | 2012-07-10 | 2013-02-13 | 翡柯机械（福建）有限公司 | Material bucket of foam plate forming machine |
| CN105291341B (en) * | 2015-11-14 | 2018-01-12 | 青岛海诺中天科技有限公司 | Full-automatic intermittent formula prefoaming machine |
| CN106738577B (en) * | 2015-11-25 | 2019-09-17 | 浙江武义速达包装材料有限公司 | A kind of foam forming machine and its foam-formed method |
| CN205343592U (en) * | 2015-12-14 | 2016-06-29 | 芜湖美威包装品有限公司 | Foam foaming machine loading attachment |
| CN106285720B (en) * | 2016-08-16 | 2018-06-29 | 中国矿业大学 | A kind of feeding device of underground coal mine long range spraying system |
| CN106950136B (en) * | 2017-03-22 | 2019-06-28 | 南京航空航天大学 | A kind of continuous ultrasound speed sand grains erosion test platform and test method |
| CN210415231U (en) * | 2019-08-16 | 2020-04-28 | 杭州高福机械制造有限公司 | A novel storage bucket for steam foaming sole machine |
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Denomination of invention: A High speed Digital Energy saving Molding Machine and Its Molding Method Effective date of registration: 20221212 Granted publication date: 20220823 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Hangzhou Fuyang sub branch Pledgor: Hangzhou Fuyang Dongshan Plastic Machinery Co.,Ltd. Registration number: Y2022980026528 |
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