CN114378936A - Manufacturing system and manufacturing method of suppressed sound screen - Google Patents

Abstract

The invention discloses a manufacturing system for a pressed sound screen, which comprises a conveying line, a pressing die, a feeding device, a sound screen panel pressing device and a maintenance system, wherein the conveying line is arranged on the conveying line; the pressing die can move circularly on the conveying line, and a sharp pin is arranged in the pressing die; the feeding device is positioned at the side part of the conveying line, the feeding device conveys the concrete material into a compacting mould, and the compacting mould compacts the concrete; the panel pressing device of the sound screen is positioned above the conveying line and used for compacting the panel and forming lines on the panel; the feeding device conveys the concrete material into a pressing mould, and the pressing mould is used for compacting; the maintenance system is located the transfer chain lateral part, and the maintenance system receives the embossing mold utensil and carries out the maintenance together with the preliminary acoustic screen board that forms in the embossing mold utensil. The invention also discloses a manufacturing method of the pressed sound screen plate. The invention has high automation degree, the pressing die can be recycled, the panel density of the sound screen manufactured by the process is high, and the combination of the panel and the back layer is firm.

Description

Manufacturing system and manufacturing method of suppressed sound screen

Technical Field

The invention relates to the technical field of sound screens, in particular to a manufacturing system and a manufacturing method of a pressed sound screen.

Background

With the rapid development of economy and the continuous acceleration of urbanization process, the traffic modes of highways, railways, urban rail transit and the like are rapidly developed, the roads are inevitably required to pass through populated areas with concentrated population when being built, and the generated traffic noise brings certain interference to the work, life and study of residents nearby the roads. For traffic noise pollution, acoustic panels are usually set up along roads to control noise sources, propagation paths, and acoustic points. The acoustic screen plate is generally used for sound insulation and noise reduction of highways, expressways, overhead composite roads and other noise sources, and mainly has the functions of blocking direct sound from a sound source to a sound receiving point, reducing diffracted sound and further reducing the influence of noise on various places.

The traditional sound screen plate shell is usually made of metal materials, and the sound screen plate is usually influenced by rain and weather because the sound screen plate is usually arranged in an open place, so that the manufacturing materials of the sound screen plate are easy to corrode and age, and the service life is short. There are also some prior art acoustical panels made of concrete. However, the process of making the sound screen plate with concrete in the prior art is troublesome, the sound absorption effect of the made sound screen plate is not good, and the sound absorption holes are not communicated with the sound absorption cotton. Meanwhile, when the prior art is used for manufacturing the sound screen panel, the density of the panel is not high enough, and the phenomenon that the panel is not firmly combined with the back layer exists. The step of making the sound screen plate by the concrete in the prior art is complicated, a plurality of workers are generally required to work, the automation degree is low, and the efficiency is low.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the art described above. Therefore, an object of the present invention is to provide a system for manufacturing a compression acoustic panel, which has a high degree of automation, a compression mold which can be recycled, and an acoustic panel manufactured by the process which has a high panel density and a strong bonding between a panel and a back layer.

A second object of the invention is to propose a manufacturing method of a pressed acoustic panel.

In order to achieve the above object, an aspect of the present invention provides a system for manufacturing a pressed acoustic panel, including a conveying line, a pressing mold, a feeding device, an acoustic panel pressing device, and a maintenance system;

the pressing die can move circularly on the conveying line, and a sharp pin is arranged in the pressing die;

the feeding device is positioned at the side part of the conveying line, the feeding device conveys the concrete material into a compacting mould, and the compacting mould compacts the concrete;

the panel pressing device of the sound screen is positioned above the conveying line and used for compacting the panel and forming lines on the panel;

the feeding device conveys the concrete material into a pressing mould, and the pressing mould is used for compacting;

the maintenance system is located the transfer chain lateral part, and the maintenance system receives the embossing mold utensil and carries out the maintenance together with the preliminary acoustic screen board that forms in the embossing mold utensil.

According to the manufacturing system of the pressed sound screen plate, when the sound screen plate is manufactured, the pressing die is placed on the conveying line and conveyed by the conveying line, then the concrete is conveyed into the pressing die by the feeding device, the concrete is compacted by the pressing die to form the face plate, then the pressing die is transferred to the sound screen plate compacting device by the conveying line, the face plate is further compacted by the sound screen plate compacting device to form the grains, then the concrete material is conveyed into the pressing die by the feeding device, the back layer is formed by the compacting of the pressing die again, and finally the maintenance system receives and maintains the pressing die and the sound screen plate preliminarily formed in the pressing die. Owing to be provided with the transfer chain, the embossing mold utensil can be at the transfer chain on the endless movement for can carry the embossing mold utensil automatically, it is efficient, material feeding unit can carry the concrete material automatically, and the curing system receives the embossing mold utensil and maintains together with the sound screen board of preliminary formation in the embossing mold utensil automatically. The screen panel pressing device can be used for automatically producing the sound screen panel, the production efficiency is high, and meanwhile, the screen panel pressing device can be used for compacting the panel and forming the grains, so that the density of the panel is higher, the grains can increase the contact area between the panel and the back layer, and the connection between the panel and the back layer is firmer.

In addition, the system for manufacturing a suppressed sound panel according to the above embodiment of the present invention may further have the following additional technical features:

further, the conveying line comprises a first conveying line and a second conveying line, a feeding device is arranged on one side of the first conveying line, and a maintenance system is arranged on one side of the second conveying line.

Further, still include feed proportioning system and mixing system, the different materials of feed proportioning system input cooperate, mixing system and feed proportioning system are connected to the material mixing system is in order to form the concrete, and mixing system is connected with material feeding unit after the stirring batching is accomplished.

Further, the feeding device comprises a first feeding device and a second feeding device, the first feeding device is connected with the stirring system and conveys concrete into the pressing mold to form a panel of the sound screen panel, and the second feeding device is connected with the stirring system and conveys concrete into the pressing mold to form a back layer of the sound screen panel.

Further, still include vibration exhaust apparatus, vibration exhaust apparatus is located the transfer chain top, and vibration exhaust apparatus can reciprocate in order to be connected with the embossing mold utensil and smooth out the panel concrete.

Further, still include vacuum suction device, vacuum suction device is located the transfer chain top, and vacuum suction device can reciprocate in order to be connected and make the faster shaping of back concrete with the embossing mold utensil.

Further, a ferry vehicle for conveying the pressing die on the first conveying line into the maintenance system is arranged on the side of the output end of the first conveying line.

Further, the maintenance system comprises a pre-curing cellar and a steaming cellar; the ferry vehicle moves the pressing die and the sound screen plate preliminarily formed in the pressing die to a pre-curing cellar for pre-curing; and the steam curing cellar receives the sound screen after the precuring is finished and carries out steam curing.

Furthermore, the output end of the first conveying line is provided with a first laminating machine which is used for grabbing the pressing die on the first conveying line to the ferry vehicle, and the second conveying line is provided with a second laminating machine which is used for grabbing the pressing die on the pre-curing cellar to the second conveying line.

Furthermore, a first plate stacking machine is arranged between the second conveying line and the first conveying line, and a second plate stacking machine is arranged at the output end of the second conveying line.

Furthermore, the pressing mould comprises a mould frame, a bottom plate and a bottom frame; the mould frame can be arranged in a vibrating way; the bottom plate is arranged at the bottom of the mold frame, and a plurality of drain holes are formed in the bottom plate; the bottom frame can be arranged in a vibrating mode, the bottom frame is arranged at the bottom of the mold frame or the bottom of the bottom plate, and a plurality of sharp pins which are inserted into the drain holes and protrude out of the bottom plate are arranged on the bottom frame.

Furthermore, the pressing die further comprises a filter screen, a plurality of filter holes are formed in the filter screen, the filter holes correspond to the drain holes one to one, and the filter screen is located between the bottom plate and the die frame.

Further, each sharp round pin includes installation department, shaping portion and toper portion, and the installation department is installed on the underframe, and the installation department is connected to shaping portion one end, and the toper portion is connected with the shaping portion other end, and the toper portion can insert in the sound cotton of inhaling.

Further, the forming part is in a round table shape, and the diameter of the forming part is gradually increased from the direction close to the conical part to the direction far away from the conical part.

Further, the diameter of the filtering hole is larger than the maximum diameter of the forming part.

Further, a vibrator is arranged on the side of the bottom frame.

Further, a vibration motor is arranged on the side of the mould frame.

Furthermore, the bottom of the mold frame is provided with a guide pillar, and the bottom plate and the bottom frame are provided with guide holes for the guide pillar to be inserted into.

Further, the end part of the guide post is in an inverted frustum shape.

Further, the panel pressing device of the sound screen comprises a base, a mounting frame, a driving mechanism and a pressing head; the mounting frame is arranged on the base, and a mounting space is formed between the mounting frame and the base; the driving mechanism is positioned in the mounting space and arranged on the mounting frame; the pressure head is connected with a driving mechanism, the driving mechanism drives the pressure head to be close to or far away from the base, and the end part of the pressure head is provided with embossing.

Further, the mounting bracket is fixed on the base through a connecting column.

Further, the driving mechanism is a press.

Further, the press is connected with the pressure head through a connecting block.

Furthermore, the side part of the connecting block is provided with a guide insertion rod which is convenient to insert into the connecting hole of the die.

Further, the pressure head includes the body and fixes a plurality of side briquetting and a plurality of central briquetting at the body middle part at the body lateral part, and side briquetting and central briquetting tip form the impressed watermark.

Further, the embossing is wave-shaped or zigzag-shaped.

Further, the emboss protrudes from the body.

Furthermore, a plurality of through holes are arranged in the body.

Further, still include underframe circulation transfer chain, underframe circulation transfer chain is located first transfer chain one side to set up side by side in first transfer chain, underframe circulation transfer chain transmission is through the underframe after the dismantlement.

In order to achieve the above object, a second aspect of embodiments of the present invention provides a method of manufacturing a pressed acoustic panel, including the steps of:

step S1, inputting different materials by the batching system for matching, and receiving the materials matched by the batching system and stirring by the stirring system to form concrete;

step S2, placing the pressing die at the input end of the conveying line, and moving the pressing die to different stations by the conveying line, wherein the pressing die is internally provided with a sharp pin;

step S3, the pressing mould is moved to a feeding station by a conveying line, the concrete is conveyed into the pressing mould by a feeding device, and the pressing mould vibrates to form a panel of the sound screen plate;

step S4, the pressing die is moved to a pressing station by a conveying line, and the panel pressing device of the sound screen compacts the panel and forms lines on the panel;

step S5, sound absorbing material is put in, and the bottom surface of the sound absorbing material is abutted against the end part of the sharp pin;

step S6, the pressing mould is moved to the next feeding station by a conveying line, the concrete is conveyed into the pressing mould by a feeding device, and the back layer of the sound screen plate is formed by the vibration of the pressing mould;

step S7, placing the pressing die and the sound screen plate preliminarily formed in the pressing die into a maintenance system for maintenance;

in step S8, the pressing mold is disassembled to form the acoustic panel.

When the sound screen plate is manufactured, the concrete is conveyed into the pressing die by the feeding device, the panel of the sound screen plate is formed by vibration of the pressing die, the panel is compacted by the sound screen plate pressing device and grains are formed on the panel, the pressing die is moved to the next feeding station by the conveying line, the concrete is conveyed into the pressing die by the feeding device, the back layer of the sound screen plate is formed by vibration of the pressing die, the pressing die and the sound screen plate preliminarily formed in the pressing die are placed into a maintenance system for maintenance, and the pressing die is disassembled to form the sound screen plate. Because the point round pin has in the embossing mold utensil, when putting into the sound absorbing material, the bottom surface of sound absorbing material supports and leans on the tip of point round pin for the tip of point round pin can insert the sound absorbing material if inhale in the sound cotton, makes during the drawing of patterns, and the partial position of point round pin corresponds and forms and inhale the sound hole, ensures that each inhales the sound hole and inhales the cotton intercommunication of sound, does not have the sound hole and blocks up the situation. Meanwhile, the surface plate pressing device of the sound screen compacts the surface plate to form grains, so that the density of the surface plate is large, and the grains on the surface plate enable the surface plate to be combined with the back layer, so that the contact area is increased, and the combination is firm. Meanwhile, each device can be controlled to work by the PLC control system, and the automatic degree and the efficiency are high.

Further, step S31 is included, wherein step S31 is between step S3 and step S4, and step S31 is to connect the vibration exhausting device with the pressing mold to flatten the concrete.

Further, step S61 is included, wherein step S61 is located between step S6 and step S7, and step S61 is: and connecting the vacuum suction device with a pressing die to quickly form.

Further, step S62 is included, step S62 is located between step S61 and step S7, and step S62 is: and connecting the cover plate with the pressing die, and then placing the whole body in a maintenance system for maintenance.

Further, step S63 is included, step S63 is located between step S62 and step S7, and step S63 is: the bottom frame is detached from the bottom plate or the die frame, and the bottom frame is conveyed to the input end of the first conveying line through the bottom frame conveying line.

Drawings

Fig. 1 is a schematic configuration diagram of a suppressed sound panel manufacturing system according to an embodiment of the present invention;

FIG. 2 is a process flow diagram of a suppressed sound panel manufacturing system according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a pressing die according to an embodiment of the present invention;

FIG. 4 is an exploded view of a compaction tool according to an embodiment of the invention;

FIG. 5 is a schematic view of a bottom frame of a pressing mold according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a press die tip pin configuration according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a panel pressing apparatus for a sound panel according to an embodiment of the present invention;

fig. 8 is a schematic structural view of another angle of a panel pressing device of a sound screen according to an embodiment of the present invention;

FIG. 9 is a schematic view of the attachment of the mounting bracket to the drive mechanism and ram according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a panel pressed by a panel pressing device of a sound screen according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of a vibrating air displacement device according to an embodiment of the present invention;

FIG. 12 is a schematic structural view of a vacuum suction device according to an embodiment of the present invention;

FIG. 13 is a schematic structural view of a cover plate detaching mold frame according to an embodiment of the present invention;

fig. 14 is a schematic structural view of a sound panel according to an embodiment of the present invention;

fig. 15 is a cross-sectional view of a sound panel according to an embodiment of the present invention.

Description of the reference symbols

The device comprises a conveying line 1, a first conveying line 11, a second conveying line 12, a ferry vehicle 13, a first laminating and molding machine 14, a second laminating and molding machine 15, a first plate stacking machine 16 and a second plate stacking machine 17;

the pressing mold 2, the mold frame 21, the vibration motor 211, the guide post 212, the bottom plate 22, the water discharge hole 221, the bottom frame 23, the sharp pin 231, the mounting portion 2311, the molding portion 2312, the tapered portion 2313, the vibrator 232, the filter screen 24, the filter hole 241, the guide hole 25, and the connection hole 26;

the feeding device 3, the first feeding device 31 and the second feeding device 32;

the panel pressing device 4 of the sound screen, the base 41, the mounting rack 42, the driving mechanism 43, the pressing head 44, the embossing 441, the body 442, the through hole 4421, the side pressing block 443, the center pressing block 444, the connecting column 45, the connecting block 46 and the guide inserting rod 461;

a maintenance system 5, a pre-curing cellar 51 and a steam curing cellar 52;

a batching system 6;

a stirring system 7, a cement silo 71;

the vibration exhaust device 8, the first connecting pin 81, the first frame 82, the vibration exhaust motor 83 and the vibration exhaust rod 84;

the vacuum suction device 9, the second frame body 91, the sucker 92 and the connecting port 93;

the sound screen plate 10, the panel 101, the grains 1011, the back layer 102 and the sound absorption hole 103;

and a bottom frame is used for circularly conveying the line X.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

As shown in fig. 1 to 15, a system for manufacturing a pressed acoustic panel according to an embodiment of the present invention includes a conveying line 1, a pressing mold 2, a feeding device 3, an acoustic panel pressing device 4, and a maintenance system 5.

The pressing die 2 can move on the conveying line 1 in a circulating manner, and a sharp pin 231 is arranged in the pressing die 2; the feeding device 3 is positioned at the side part of the conveying line 1, the feeding device 3 conveys concrete materials into the pressing mould 2, and the pressing mould 2 compacts the concrete; the sound screen panel pressing device 4 is located above the conveying line 1, and the sound screen panel pressing device 4 compacts the panel 101 and forms lines 1011 on the panel 101; the feeding device 3 conveys the concrete material into the pressing mould 2, and the pressing mould 2 is used for compacting; the maintenance system 5 is located at the side of the conveying line 1, and the maintenance system 5 receives and maintains the pressing die 2 together with the sound screen plate 10 preliminarily formed in the pressing die 2.

When the acoustic screen panel 10 is manufactured, the pressing die 2 is placed on the conveying line 1 firstly, the conveying line 1 conveys the acoustic screen panel, the feeding device 3 conveys concrete into the pressing die 2, the pressing die 2 compacts the concrete to form the panel 101, the conveying line 1 conveys the pressing die 2 to the acoustic screen panel pressing device 4, the panel 101 is further compacted by the acoustic screen panel pressing device 4 to form the lines 1011, the feeding device 3 conveys concrete materials into the pressing die 2, the pressing die 2 compacts the concrete materials again to form the back layer 102, and finally, the curing system 5 receives and cures the pressing die 2 and the acoustic screen panel 10 preliminarily formed in the pressing die 2. Owing to be provided with transfer chain 1, embossing mold utensil 2 can be at 1 last cyclic movement of transfer chain for can carry embossing mold utensil 2 automatically, efficient, material feeding unit 3 can carry the concrete material automatically, and curing system 5 receives embossing mold utensil 2 automatically and carries out the maintenance together with the sound screen board 10 of preliminary formation in the embossing mold utensil 2. The invention automatically produces the acoustic screen panel 10, the production efficiency is high, meanwhile, the screen panel pressing device 4 compacts the panel 101 and forms the texture 1011, so that the density of the panel 101 is larger, the texture 1011 can increase the contact area of the panel 101 and the back layer 102, and the connection between the panel 101 and the back layer 102 is firmer.

Optionally, the conveyor line 1 includes a first conveyor line 11 and a second conveyor line 12, the feeding device 3 is disposed on one side of the first conveyor line 11, and the curing system 5 is disposed on one side of the second conveyor line 12. Through setting up first transfer chain 11 and second transfer chain 12, make things convenient for embossing mold utensil 2 to carry to first transfer chain 11 from second transfer chain 12 on, make embossing mold utensil 2 can cyclic utilization, raise the efficiency.

In this example, this suppression sound screen manufacturing system still includes feed proportioning system 6 and mixing system 7, and different materials of feed proportioning system 6 input cooperate, and mixing system 7 is connected with feed proportioning system 6 to the material after the stirring completion is in order to form the concrete, and mixing system 7 is connected with material feeding unit 3. Wherein the mixing system 7 is connected with a cement silo 71 to form concrete with better quality. The feeding device 3 may comprise a first feeding device 31 and a second feeding device 32, the first feeding device 31 being connected to the mixing system 7 and feeding concrete into the press mould 2 to form the front face 101 of the acoustic panel 10, the second feeding device 32 being connected to the mixing system 7 and feeding concrete into the press mould 2 to form the back face 102 of the acoustic panel 10. The concrete forming the face plate 101 differs from the concrete forming the backing layer 102, and the roughness of the concrete forming the backing layer 102 may be slightly greater than the concrete of the face plate 101.

Further, this suppression sound screen manufacturing system still includes vibration exhaust apparatus 8, and vibration exhaust apparatus 8 is located transfer chain 1 top, and vibration exhaust apparatus 8 can move up and down in order to be connected with embossing mold 2 and flatten panel 101 concrete. Because there are the relation of many sharp round pins 231 for the concrete fluidity of pouring is very poor, need cooperate vibration exhaust apparatus 8 to vibrate the exhaust together in this example, effectively with the concrete shakeouts, can form the air escape in the clearance between the concrete simultaneously, makes wholly comparatively closely knit, and the sound screen panel suppression device 4 of being convenient for is with the concrete compaction.

In some examples, the manufacturing system of the pressed sound screen further comprises a vacuum suction device 9, the vacuum suction device 9 is positioned above the conveying line 1, the vacuum suction device 9 can move up and down to be connected with the pressing die 2 to enable the back layer 102 to be formed more quickly, moisture and gas in the back layer 102 can be sucked away quickly to enable the back layer 102 to be formed quickly, and therefore production efficiency is improved. The conveyor belt 1 may be a rotating roller or a conveyor belt.

As an example, a ferry vehicle 13 for transferring the pressing molds 2 on the first conveyor line 11 to the maintenance system 5 is provided at the side of the output end of the first conveyor line 11. After the pressing mold 2 on the first conveying line 11 is grabbed to the ferry vehicle 13 by the ferry vehicle 13, the ferry vehicle 13 moves to move the pressing mold 2 to the maintenance system 5 for maintenance.

The curing system 5 in this example comprises a precuring cellar 51 and a steam curing cellar 52; the ferry vehicle 13 moves the pressing die 2 and the sound screen plate 10 preliminarily formed in the pressing die 2 into the pre-curing cellar 51 for pre-curing; the steam curing cellar 52 receives the sound screen plate 10 after the precuring is finished and carries out steam curing. The pre-curing and steam curing drive the quality of the resulting sound panel 10 to be better.

In some examples, the output end of the first conveyor line 11 is provided with a first stack 14 for gripping the pressing molds 2 on the first conveyor line 11 to the ferry vehicle 13, and the second conveyor line 12 is provided with a second stack 15 for gripping the pressing molds 2 on the preliminary curing cellar 51 to the second conveyor line 12. The first molding machine 14 and the second molding machine 15 are convenient for grabbing the pressing mold 2, so that the pressing mold 2 can be recycled between the first conveying line 11 and the second conveying line 12, and the efficiency is improved. The first stack molding machine 14 and the second stack molding machine 15 have support blocks capable of supporting the press molds 2 and driving members for driving the support blocks to move up and down, and can effectively grip the press molds 2.

Optionally, the pressing mold 2 includes a mold frame 21, a bottom plate 22 and a bottom frame 23; the mold frame 21 can be arranged in a vibration mode; the bottom plate 22 is arranged at the bottom of the mold frame 21, and a plurality of water drainage holes 221 are formed on the bottom plate 22; the bottom frame 23 is installed to be capable of vibrating, the bottom frame 23 is installed at the bottom of the mold frame 21 or the bottom of the bottom plate 22, and the bottom frame 23 is provided with a plurality of pins 231 inserted into the drainage holes 221 and protruding from the bottom plate 22.

In the manufacture of the sound screen panel 10, after the bottom plate 22 and the bottom frame 23 are installed, a part of material, such as concrete, may be added into the mold frame 21, the mold frame 21 vibrates and the bottom frame 23 vibrates to compact the concrete material to form the panel 101, then the compacted panel 101 may be pressed, for example, by the sound screen panel pressing device 4, and then a sound absorbing material, such as sound absorbing cotton, is placed into the mold frame 21 so that the sound absorbing cotton is closely attached to the end of the tip pin 231, since the tip of the tip pin 231 is pointed, the end of the tip pin 231 is inserted into the sound absorbing cotton after the sound absorbing cotton is closely attached to the tip pin 231, after the sound absorbing cotton is placed, the concrete material is added into the mold frame 21 to cover the sound absorbing cotton, and finally the mold frame 21 vibrates and the bottom frame 23 vibrates to compact the concrete material to form the back layer 102. And finally, after demolding, the sharp pin 231 is pulled out of the sound absorption cotton, and the sound absorption hole 103 is formed at the position corresponding to the sharp pin 231, so that the sound absorption hole 103 of the manufactured sound screen plate 10 is communicated with the sound absorption cotton, and the sound absorption effect is good.

In some examples, a first laminator 16 is disposed between the second transport line 12 and the first transport line 11, and a second laminator 17 is disposed at the output end of the second transport line 12. After precuring through the precuring cellar 51, the second laminating machine 15 moves the pressing die 2 to the second conveying line 12, at this time, the sound screen plate 10 is primarily solidified, the die frame 21 can be detached, the first laminating machine 16 moves the bottom plate 22 and the sound screen plate 10 on the bottom plate 22 to the steam curing cellar 52 for steam curing, after the steam curing is completed, the second laminating machine 17 grabs the second conveying line 12, the bottom plate 22 is detached, and the sound screen plate 10 can be packed and conveyed.

In some examples, the pressing mold 2 further includes a filter screen 24, the filter screen 24 is provided with a plurality of filter holes 241, the filter holes 241 correspond to the drain holes 221 one by one, and the filter screen 24 is located between the bottom plate 22 and the mold frame 21. After the compaction, when the concrete is pressed, the moisture in the concrete can enter the drain hole 221 from the filtering hole 241, and finally the moisture is discharged from the bottom frame 23, so that the density after the pressing is high, and meanwhile, the panel 101 can be formed more quickly after the moisture is extruded, and the efficiency is further improved. The filter holes 241 in this example have a small pore size, allowing only moisture to pass through, and the concrete cannot pass through the filter holes 241.

In some examples, each of the sharp pins 231 includes a mounting portion 2311, a molding portion 2312, and a tapered portion 2313, the mounting portion 2311 is mounted on the bottom frame 23, one end of the molding portion 2312 is connected to the mounting portion 2311, the tapered portion 2313 is connected to the other end of the molding portion 2312, and the tapered portion 2313 can be inserted into the sound-absorbing cotton. The conical part 2313 is pointed, and sound absorbing material is comparatively soft like inhaling the sound cotton, inhales the sound cotton and places in conical part 2313 back, and conical part 2313 inserts easily and inhales in the sound cotton, and after the drawing of patterns, conical part 2313 breaks away from and inhales the sound cotton, and the sound hole 103 is inhaled in the corresponding position formation of shaping part 2312 to ensure that each sound hole 103 and inhale the sound cotton and communicate with each other, it is good to inhale the sound effect.

As an example, the molding portion 2312 has a circular truncated cone shape, and the molding portion 2312 gradually increases in diameter from a direction close to the tapered portion 2313 to a direction away from the tapered portion 2313. That is to say, after the drawing of patterns, the sound hole 103 is inhaled in the formation of shaping portion 2312 corresponding position, and shaping portion 2312 is the round platform shape and makes to inhale sound hole 103 also correspond and be the round platform shape hole, also be exactly the horn shape hole, and should inhale sound hole 103 and inhale sound cotton to keeping away from to inhale the cotton direction aperture of sound and increase gradually by being close to, make the sound that absorbs the income can get into through inhaling sound hole 103 multiple reflection and inhale in the sound cotton, further improve sound absorbing effect.

Wherein, the diameter of the filtering hole 241 is larger than the maximum diameter of the molding portion 2312, so that the moisture in the concrete can flow into the water discharging hole 221 through the gap formed between the filtering hole 241 and the molding portion 2312 and finally flow out of the bottom frame 23.

As shown in fig. 3 and 4, the vibration motor 211 is disposed at a side portion of the mold frame 21, two mounting plates may extend from both sides of the mold frame 21, two vibration motors 211 may be disposed, and the two vibration motors 211 are respectively mounted on one of the mounting plates. The vibrator 232 is arranged at the side of the bottom frame 23, one vibrator 232 is arranged at one side of the bottom frame 23, and the other vibrator 232 is arranged at the other side of the bottom frame 23, wherein the vibrator 232 can be a pneumatic gear type vibrator. In this example, the guide posts 212 are provided on the bottom of the mold frame 21, and the guide holes 25 into which the guide posts 212 are inserted are provided on the bottom plate 22 and the bottom frame 23. Wherein, the end of the guide post 212 is of an inverted circular truncated cone shape, that is, the end of the guide post 212 has an arc-shaped guide surface, so that the guide post 212 can be inserted into the guide hole 25 more conveniently.

Further, the panel pressing device 4 for the acoustic panel includes a base 41, a mounting frame 42, a driving mechanism 43, and a pressing head 44; the mounting frame 42 is arranged on the base 41, and a mounting space is formed between the mounting frame 42 and the base 41; the driving mechanism 43 is positioned in the mounting space, and the driving mechanism 43 is arranged on the mounting frame 42; the pressing head 44 is connected with a driving mechanism 43, and is driven by the driving mechanism 43 to be close to or far from the base 41, and the end of the pressing head 44 is provided with an embossing 441.

When the sound screen panel 10 is manufactured, concrete is poured into the pressing mold 2, the pressing mold 2 preliminarily compacts the concrete to form the panel 101 of the sound screen panel 10, then the pressing mold 2 is conveyed to the base 41, the pressing head 44 presses the panel 101 downwards, the embossing 441 penetrates into the panel 101 during pressing, the panel 101 is pressed to form the texture 1011, then the pressing mold 2 is conveyed to another station, sound absorbing cotton is placed in the pressing mold 2, the concrete is poured into the pressing mold 2, the pressing mold 2 compacts the concrete to form the back layer 102, the texture 1011 is formed by pressing the panel 101, the contact area between the back layer 102 and the panel 101 is increased, and the combination between the back layer 102 and the panel 101 is firmer.

In some examples, the mounting bracket 42 is secured to the base 41 by a connecting post 45. As shown in fig. 7 and 8, the number of the connecting columns 45 in this example is four, the four connecting columns are respectively fixed at four corners of the base 41, one end of each connecting column 45 is connected with the base 41, the other end of each connecting column 45 is connected with the mounting rack 42, and the connecting columns 45 can be provided with an adjusting device to adjust the distance between the base 41 and the mounting rack 42, so that the height of the pressing head 44 can be adjusted, the pressing density of the panel 101 can be adjusted conveniently, or the acoustic screen panel 10 can be applied to different types (different heights).

The driving mechanism 43 may be a press, two presses are provided, the two presses are uniformly provided on the mounting frame 42, and the two presses are connected to a pressing head 44 to improve stability. The press is a short for press, hydraulic press and oil press, the press is a molding machine for molding industrial products by pressure, and the pressing is the prior art and is not described herein. By providing a press, the distance of descent of the ram 44 can be controlled to compact the panel 101.

As one example, the press is connected to the ram 44 by a connector block 46. That is, one side of the connecting block 46 is fixed on the press, and the pressing head 44 is fixed on the other side of the connecting block 46, so that different pressing heads 44 can be replaced, and different pressing heads 44 correspond to different embossing patterns 441, so that different embossing patterns 441 can be selected according to requirements, and different embossing patterns 1011 can be pressed. In order to facilitate the accurate insertion of the pressing head 44 into the pressing mold 2 for pressing, the side of the connecting block 46 is provided with a guide insertion rod 461 which is inserted into the connecting hole 26 of the pressing mold 2. The end surface of the guide insertion rod 461 is a guide arc surface, and the guide arc surface of the guide insertion rod 461 is inserted along the inner side wall of the connection hole 26 during pressing, so that the pressing is more accurate.

In this example, the pressing head 44 includes a body 442, and a plurality of side pressing blocks 443 and a plurality of center pressing blocks 444 fixed on the side of the body 442, the end portions of the side pressing blocks 443 and the center pressing blocks 444 form the embossings 441, the body 442 may have a rectangular parallelepiped shape, the side pressing blocks 443 are four and are respectively fixed on four sides of the body 442, the center pressing blocks 444 may be two, the two center pressing blocks 444 are crossed and fixed on the bottom of the body 42 in a cross shape, so that the grain 1011 on the entire bottom of the panel 101 is shaped like a Chinese character tian, and the panel 101 and the back layer 102 are more firmly combined, in this example, the embossings 441 protrude from the body 442, so that the embossings 441 are deep into the concrete during pressing, and the grains 1011 are formed on the panel 101.

The embossings 441 are wavy, so that the ridges 1011 formed on the panel 101 are also wavy, and when the back layer 102 of the sound screen panel 10 is manufactured, the contact area between the back layer 102 and the panel 101 is large, the firmness of the combination of the back layer 102 and the panel 101 is increased, and the whole body is firmer.

In some examples, a plurality of through holes 4421 are provided in the body 442, a pointed pin 231 is generally provided in the pressing mold 2, and after placing concrete in the pressing mold 2, the concrete covers a lower portion of the pointed pin 231 and does not cover an upper portion of the pointed pin 231, and the pointed pin 231 allows the sound-absorbing hole 103 to be formed in the sound-shielding panel 10 manufactured by demolding. In this example, a plurality of through holes 4421 are provided in the body 442, and when the panel 101 is pressed, the upper portions of the sharp pins 231 are inserted into the through holes 4421, so that the panel 101 forms the lines 1011.

Further, suppression sound screen manufacturing system still includes underframe circulation transfer chain X, and underframe circulation transfer chain X is located first transfer chain 11 one side to set up side by side in first transfer chain 11, underframe circulation transfer chain X carries underframe 23 after the dismantlement. Because this sound screen board 10 is the suppression and forms, place apron 5 back, can deviate from the underframe 23 that takes sharp round pin 231, improve the utilization ratio of underframe 23 and avoid control not good drawing of patterns time to lead to sharp round pin 231 not to take off, underframe 23 can carry to the input of first transfer chain 11 through underframe circulation transfer chain X, improves the effect, practices thrift the cost.

In this example, the top of the mold frame 21 may be further provided with a connecting hole 26, and the whole pressing mold 2 may be conveyed along a conveying line. When embossing mold utensil 2 carried to vibration exhaust station, set up first connecting pin 81 on the vibration exhaust apparatus 8, first connecting pin 81 inserts connecting hole 26 and connects, then vibration exhaust apparatus 8 carries out work in order effectively to shakeout the concrete, conveniently forms the air escape in the clearance between the concrete simultaneously, is whole comparatively closely knit. As shown in fig. 11, the vibration exhaust device 8 further includes a first frame 82, a vibration exhaust motor 83, and a vibration exhaust rod 84, wherein the first connecting pin 81 is fixed on the first frame 82, the vibration exhaust motor 83 is disposed on the first frame 82, an end portion of the vibration exhaust rod 84 is inserted into the concrete, and the vibration exhaust rod 84 is connected to the vibration exhaust motor 83 and driven by the vibration exhaust motor 83 to vibrate, so as to effectively flatten the concrete.

When the pressing mold 2 is conveyed to the vacuum suction station, as shown in fig. 12, the vacuum suction device 9 has a second frame body 91, a suction cup 92 and a connection port 93, the second frame body 91 is connected to the pressing mold 2, the suction cup 92 is connected to the second frame body 91, the suction cup 92 is close to the back layer 102, the connection port 93 is connected to the suction cup 92, and the connection port 93 can be connected to a suction mechanism to quickly suck moisture and gas in the back layer 102 away, so that the forming can be performed more quickly, and the production efficiency can be improved.

When the pressing mold 1 is conveyed to the front of the curing station, as shown in fig. 13, the cover plate 5 is installed, the second connection pin 51 may be provided on the cover plate 5, the second connection pin 51 is inserted into the connection hole 26 to be connected, and then the pressing mold 2 may be integrally grabbed to the pre-curing cellar for curing. After the maintenance is finished, the pressing die 2 can be detached, and the pressing die 2 is reused.

In order to achieve the above object, an embodiment of the present invention further provides a method for manufacturing a pressed acoustic panel, including the following steps:

step S1, inputting different materials by the batching system 6 for matching, and receiving the materials matched by the batching system 6 by the stirring system 7 and stirring to form concrete;

step S2, placing the pressing die 2 at the input end of the conveying line 1, and moving the pressing die 2 to different stations through the conveying line 1, wherein the pressing die 2 is internally provided with a sharp pin 231;

step S3, the conveying line 1 moves the pressing mould 2 to a feeding station, the feeding device 3 sends concrete into the pressing mould 2, and the pressing mould 2 vibrates to form the panel 101 of the sound screen panel 10;

step S4, the conveying line 1 moves the pressing die 2 to a pressing station, and the panel pressing device 4 of the sound screen compacts the panel 101 and forms lines 1011 on the panel 101;

step S5, putting sound absorbing material, the bottom surface of which abuts against the end of the sharp pin 231;

step S6, the conveying line 1 moves the pressing die 2 to the next feeding station, the feeding device 3 sends concrete into the pressing die 2, and the pressing die 2 vibrates to form the back layer 102 of the sound screen plate 10;

step S7, placing the pressing die 2 and the sound screen plate 10 preliminarily formed in the pressing die 2 into a maintenance system 5 for maintenance;

in step S8, the pressing mold 2 is disassembled to form the acoustic panel 10.

When the sound screen panel 10 is manufactured, the feeding device 3 sends concrete into the pressing die 2, the pressing die 2 vibrates to form the panel 101 of the sound screen panel 10, the sound screen panel pressing device 4 compacts the panel 101 and forms lines 1011 on the panel 101, the conveying line 1 moves the pressing die 2 to the next feeding station, the feeding device 3 sends the concrete into the pressing die 2, the pressing die 2 vibrates to form the back layer 102 of the sound screen panel 10, the pressing die 2 and the sound screen panel 10 preliminarily formed in the pressing die 2 are placed into the maintenance system 5 for maintenance, and the pressing die 2 is disassembled to form the sound screen panel 10. Because the pressing die 2 is internally provided with the sharp pin 231, when the sound absorbing material is placed, the bottom surface of the sound absorbing material is abutted against the end part of the sharp pin 231, so that the end part of the sharp pin 231 can be inserted into the sound absorbing material such as sound absorbing cotton, and when the mould is released, the part of the sharp pin 231 corresponds to form the sound absorbing hole 103, thereby ensuring that each sound absorbing hole 103 is communicated with the sound absorbing cotton, and the situation that the sound absorbing hole 103 is blocked does not exist. Meanwhile, the panel 101 is compacted by the panel pressing device 4 of the sound screen to form the texture 1011, so that the density of the panel 101 is large, and the texture 1011 on the panel 101 increases the contact area when the panel 101 is combined with the back layer 102, so that the combination is firm. Meanwhile, each device can be controlled to work by the PLC control system, and the automatic degree and the efficiency are high.

In some examples, the method further comprises a step S31, wherein the step S31 is located between the step S3 and the step S4, and the step S31 is to connect the vibration exhausting device 8 with the pressing mold 2 to flatten the concrete. Because there are the relation of many sharp round pins 231 for the concrete fluidity of pouring is very poor, need cooperate vibration exhaust apparatus 8 to vibrate the exhaust together in this example, effectively with the concrete shakeouts, can form the air escape in the clearance between the concrete simultaneously, makes wholly comparatively closely knit, and the sound screen panel suppression device 4 of being convenient for is with the concrete compaction.

Further, step S61 is included, wherein step S61 is located between step S6 and step S7, and step S61 is: the vacuum suction device 9 is connected with the pressing die 2 for rapid molding. The vacuum suction device 9 quickly sucks moisture and gas from the backing layer 102, so that the backing layer can be molded more quickly, thereby improving the production efficiency.

Optionally, a step S62 is further included, where the step S62 is located between the step S61 and the step S7, and the step S62 is: the cover plate 5 is connected with the pressing die 2, and then the whole is placed in a curing system 5 for curing. Step S62 is to put the cover plate 5 in the pre-curing cellar 51 for curing to improve the production efficiency, and after curing, to remove the cover plate 5 and the pressing mold 2, to complete the manufacture of the sound screen panel 10.

In this example, step S63 is further included, step S63 is located between step S62 and step S7, and step S63 is: the bottom frame 23 is detached from the bottom plate 22 or the mold frame 21, and the bottom frame 23 is transported to the input end of the first transport line 11 by the bottom frame transport line X.

Since the sound screen panel 10 is formed by compacting and pressing, the bottom frame 23 can be detached after the moisture and gas of the back layer 102 are rapidly sucked by the vacuum suction device 9, and the sound screen panel 10 is supported by the bottom plate 22 without affecting the maintenance of the sound screen panel 10, and the bottom plate 22 and the sound screen panel 10 in the mold frame 21 can be placed in the maintenance system 5 for maintenance. And the underframe 23 can carry to the input of first transfer chain 11 through underframe transfer chain X after dismantling, utilizes, greatly raises the efficiency.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims (10)

1. A suppressed sound panel manufacturing system, characterized by: the device comprises a conveying line, a pressing die, a feeding device, a sound screen panel pressing device and a maintenance system;

the pressing die can move circularly on the conveying line, and a sharp pin is arranged in the pressing die;

the feeding device is positioned at the side part of the conveying line, the feeding device conveys the concrete material into a compacting mould, and the compacting mould compacts the concrete;

the panel pressing device of the sound screen is positioned above the conveying line and used for compacting the panel and forming lines on the panel;

the feeding device conveys the concrete material into a pressing mould, and the pressing mould is used for compacting;

the maintenance system is located the transfer chain lateral part, and the maintenance system receives the embossing mold utensil and carries out the maintenance together with the preliminary acoustic screen board that forms in the embossing mold utensil.

2. The embossed sound panel manufacturing system of claim 1, wherein: the conveying line comprises a first conveying line and a second conveying line, wherein a feeding device is arranged on one side of the first conveying line, and a maintenance system is arranged on one side of the second conveying line.

3. The embossed sound panel manufacturing system of claim 1, wherein: still include feed proportioning system and mixing system, the different materials of feed proportioning system input cooperate, mixing system and feed proportioning system are connected to the material after the stirring batching is accomplished is in order to form the concrete, mixing system and material feeding unit are connected.

4. The embossed sound panel manufacturing system of claim 1, wherein: the panel concrete conveying device comprises a conveying line, a vibration exhaust device and a pressing mould, wherein the conveying line is arranged above the conveying line; the device also comprises a vacuum suction device, wherein the vacuum suction device is positioned above the conveying line and can move up and down to be connected with the pressing die so as to enable the back concrete to be molded more quickly.

5. The embossed sound panel manufacturing system of claim 1, wherein: the pressing mould comprises a mould frame, a bottom plate and a bottom frame; the mould frame can be arranged in a vibrating way; the bottom plate is arranged at the bottom of the mold frame, and a plurality of drain holes are formed in the bottom plate; the bottom frame can be arranged in a vibrating mode, the bottom frame is arranged at the bottom of the mold frame or the bottom of the bottom plate, and a plurality of sharp pins which are inserted into the drain holes and protrude out of the bottom plate are arranged on the bottom frame.

6. The embossed acoustic panel manufacturing system of claim 5, wherein: each sharp round pin includes installation department, shaping portion and toper portion, and the installation department is installed on the underframe, and the installation department is connected to shaping portion one end, and the toper portion is connected with the shaping portion other end, and the toper portion can insert in the sound cotton of inhaling.

7. The embossed sound panel manufacturing system of claim 1, wherein: the panel pressing device of the sound screen comprises a base, a mounting frame, a driving mechanism and a pressing head; the mounting frame is arranged on the base, and a mounting space is formed between the mounting frame and the base; the driving mechanism is positioned in the mounting space and arranged on the mounting frame; the pressure head is connected with a driving mechanism, the driving mechanism drives the pressure head to be close to or far away from the base, and the end part of the pressure head is provided with embossing.

8. The acoustic panel manufacturing system of claim 7, wherein: the pressure head includes the body and fixes a plurality of side briquetting and a plurality of central briquetting at the body middle part at the body lateral part, and side briquetting and central briquetting tip form the impressed watermark.

9. The embossed acoustic panel manufacturing system of claim 8, wherein: the embossing is wave-shaped or zigzag-shaped.

10. A method of manufacturing a laminated acoustic panel, comprising the steps of:

step S1, inputting different materials by the batching system for matching, and receiving the materials matched by the batching system and stirring by the stirring system to form concrete;

step S2, placing the pressing die at the input end of the conveying line, and moving the pressing die to different stations by the conveying line, wherein the pressing die is internally provided with a sharp pin;

step S3, the pressing mould is moved to a feeding station by a conveying line, the concrete is conveyed into the pressing mould by a feeding device, and the pressing mould vibrates to form a panel of the sound screen plate;

step S4, the pressing die is moved to a pressing station by a conveying line, and the panel pressing device of the sound screen compacts the panel and forms lines on the panel;

step S5, sound absorbing material is put in, and the bottom surface of the sound absorbing material is abutted against the end part of the sharp pin;

step S6, the pressing mould is moved to the next feeding station by a conveying line, the concrete is conveyed into the pressing mould by a feeding device, and the back layer of the sound screen plate is formed by the vibration of the pressing mould;

step S7, placing the pressing die and the sound screen plate preliminarily formed in the pressing die into a maintenance system for maintenance;

in step S8, the pressing mold is disassembled to form the acoustic panel.

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