CN212707900U - Forming device of non-asphalt-based waterproof coiled material blank - Google Patents
Forming device of non-asphalt-based waterproof coiled material blank Download PDFInfo
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- CN212707900U CN212707900U CN202021561993.7U CN202021561993U CN212707900U CN 212707900 U CN212707900 U CN 212707900U CN 202021561993 U CN202021561993 U CN 202021561993U CN 212707900 U CN212707900 U CN 212707900U
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Abstract
The utility model relates to a forming device of non-pitch base waterproofing membrane body belongs to non-pitch base waterproofing membrane body production facility technical field. The automatic cutting machine comprises a frame, a plastic extruding machine, a driving motor, a feeding hopper, a die head, an extruding thickness-fixing mechanism and a cooling cutting mechanism, wherein the plastic extruding machine is arranged on the frame, the feeding hopper is arranged at one end of the plastic extruding machine, a discharging pipe is arranged at the other end of the plastic extruding machine, the die head is fixedly arranged at one end of the discharging pipe, the extruding thickness-fixing mechanism is arranged on the frame below the die head, and a cooling cutting device is arranged on the frame at one side of the; and a driving motor is arranged on the machine frame below the plastic extruding machine and is in transmission connection with the plastic extruding machine. The device ensures that the width of the green body can be kept consistent through the matching of the upper die, the core die and the lower die, and the thickness of the green body is kept consistent through the extrusion thickness-fixing mechanism; thereby effectively improving the product quality; all mechanisms of the device are mutually matched, so that the continuity of product forming work and the production efficiency of enterprises are effectively improved.
Description
Technical Field
The utility model relates to a forming device of non-pitch base waterproofing membrane body belongs to non-pitch base waterproofing membrane body production facility technical field.
Background
In the production field of non-asphalt-based waterproof coiled materials, the non-asphalt-based waterproof coiled materials are mainly prepared by uniformly mixing plastic raw materials and various additives, melting the mixture by a plastic extruding machine, performing injection molding, and performing processes of roller extrusion, natural cooling and shape cutting to form a non-asphalt-based blank body in the later period; in the process of producing the non-asphalt base green body, the continuity of each processing procedure is poor, manual auxiliary operation is needed, the production efficiency is reduced, and the manual labor amount is increased, so that the improvement is needed.
Disclosure of Invention
The utility model aims to provide a: the forming device of the non-asphalt-based waterproof coiled material blank is simple and compact in structure, small in occupied area, capable of effectively improving working efficiency, reducing the amount of manual labor and simultaneously solving the problem that the product thickness and the width of the existing equipment cannot meet the use requirement due to the structure of the equipment.
The technical scheme of the utility model is that:
the utility model provides a forming device of non-pitch base waterproofing membrane body, it comprises frame, extruding machine, driving motor, feeder hopper, mould head, extrusion fixed thickness mechanism and cooling cutting mechanism, its characterized in that: a plastic extruding machine is mounted on the frame, a feed hopper is mounted at one end of the plastic extruding machine, a discharge pipe is arranged at the other end of the plastic extruding machine, a die head is fixedly mounted at one end of the discharge pipe, an extruding thickness-fixing mechanism is arranged on the frame below the die head, and a cooling cutting device is arranged on the frame at one side of the extruding thickness-fixing mechanism; and a driving motor is arranged on the rack below the plastic extruding machine and is in transmission connection with the plastic extruding machine.
The die head consists of an upper die, a core die and a lower die, the upper die is in a long plate shape, a feed port penetrates through the upper die, and the feed port is correspondingly communicated with the discharge pipe; the upper die is arranged on the lower die through a bolt, a core die is sleeved in the lower die, a circulation cavity is arranged between the core die and the upper die, and the circulation cavity is communicated with the feeding hole; the core mold is provided with through holes at intervals, the through holes are communicated with the circulation cavity, the lower mold below the core mold is provided with a forming groove, and the forming groove is communicated with the through holes.
The section of the forming groove is tapered.
The forming groove is long.
The plastic extruding machine is composed of a shell, a heating plate and an extrusion molding screw rod, an injection molding runner is arranged in the shell, the extrusion molding screw rod is movably arranged in the injection molding runner through a bearing, one end of the extrusion molding screw rod extends to the outer side of the shell, and the extrusion molding screw rod extending to the outer side of the shell is in transmission connection with a driving motor through a transmission belt; one end port of the injection molding flow passage is correspondingly communicated with the discharge pipe; and a heating sheet is arranged on the outer side of the shell between the discharge pipe and the feed hopper.
The extrusion thickness-fixing mechanism is composed of an assembly seat, a left thickness-fixing component, a right thickness-fixing component and a middle thickness-fixing component, wherein one end of the assembly seat is provided with the left thickness-fixing component through a slide rail and a left assembly vertical plate, the other end of the assembly seat is provided with the right thickness-fixing component through the slide rail and a right assembly vertical plate, and the middle thickness-fixing component is arranged on the assembly seat between the left thickness-fixing component and the right thickness-fixing component through an assembly vertical plate; the both ends of assembly seat are the symmetry respectively and are provided with violently pushing away the cylinder, and assembly seat wherein one end violently pushes away cylinder piston rod and left assembly riser fixed connection, and assembly seat other end violently pushes away cylinder piston rod and right assembly riser fixed connection.
The left fixed-thickness component, the right fixed-thickness component and the middle fixed-thickness component have the same structure and are all composed of an extrusion fixed-thickness roller, an assembly short shaft, an assembly shell and a transmission motor; the inner part of the extrusion thickness-fixing roller is provided with a cooling cavity, the two ends of the extrusion thickness-fixing roller are respectively provided with an assembly short shaft, the assembly short shafts are cylindrical, and the central hole of each assembly short shaft is respectively communicated with the cooling cavity of the extrusion thickness-fixing roller; an assembly shell is sleeved on an assembly short shaft at one end of the extrusion thickness-fixing roller, each assembly shell is fixedly connected with the assembly vertical plate, a driven gear is fixedly mounted on the assembly short shaft inside the assembly shell, a transmission motor is fixedly mounted on the assembly shell on one side below the driven gear, a transmission rod of the transmission motor extends into the assembly shell, a driving gear is fixedly mounted on the transmission rod extending into the assembly shell and corresponds to the driven gear, and the driving gear is meshed with the driven gear.
The cooling cutting mechanism comprises an assembly jig, a cooling conveying roller, a mounting plate and a cutter, wherein the cooling conveying roller is arranged at one end of the assembly jig in a vertically staggered mode through a mounting seat, the conveying roller is arranged at the other end of the assembly jig through the mounting seat, a compression roller is arranged on the assembly jig between the conveying rollers through the mounting seat, the mounting plate is symmetrically arranged on the assembly jig between the compression roller and the conveying roller, an assembly positioning rod is arranged between the mounting plates, and the cutter is symmetrically arranged on the assembly positioning rod through a cutter mounting seat and a bolt.
The utility model has the advantages that:
the forming device of the non-asphalt-based waterproof coiled material blank has the advantages that the structure is simple and compact, the occupied area is small, the width of the non-asphalt-based blank can be kept consistent through the matching of the upper die, the core die and the lower die of the die head in work, and the thickness of the non-asphalt-based blank can be kept consistent through the extrusion thickness-fixing mechanism; thereby effectively improving the product quality; through the mutual cooperation of the plastic extruding machine, the extruding thickness-fixing mechanism and the cooling cutting mechanism, the continuity of product forming work is improved, the production efficiency of enterprises is improved, the labor intensity of workers is reduced, and the requirements of the enterprises on production and use are met.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of a partial structure of an extruder of the present invention;
fig. 3 is a schematic sectional structure view of the die head of the present invention;
fig. 4 is a schematic front view of the extruding thickness-fixing mechanism of the present invention;
FIG. 5 is a schematic side view of the extruding thickness-fixing mechanism of the present invention;
FIG. 6 is a schematic front view of the cooling cutting mechanism of the present invention;
fig. 7 is a schematic side view of the cooling cutting mechanism of the present invention.
In the figure: 1. the device comprises a rack, 2, a driving motor, 3, a feeding hopper, 4, a discharging pipe, 5, a shell, 6, a heating plate, 7, an extrusion molding screw rod, 8, an injection molding runner, 9, an upper die, 10, a core die, 11, a lower die, 12, a circulation cavity, 13, a through hole, 14, a forming groove, 15, an assembly seat, 16, a sliding rail, 17, a left assembly vertical plate, 18, a right assembly vertical plate, 19, an extrusion thickness-fixing roller, 20, an assembly short shaft, 21, an assembly shell, 22, a transmission motor, 23, a driven gear, 24, a driving gear, 25, a transverse pushing cylinder, 26, an assembly frame, 27, a cooling conveying roller, 28, a conveying roller, 29, a cutter, 30, an installation plate, 31, an assembly positioning rod, 32, a cutter installation seat, 33, a product blank, 34, a pressing roller, 35, a feeding port, 36.
Detailed Description
The forming device of the non-asphalt-based waterproof coiled material blank body comprises a frame 1, a driving motor 2, a feed hopper 3, a plastic extruding machine, a die head, an extruding thickness-fixing mechanism and a cooling cutting mechanism, wherein the plastic extruding machine (the plastic extruding machine is commercially available equipment) is installed on the frame 1, the feed hopper 3 is installed at one end of the plastic extruding machine, and a discharge pipe 4 is arranged at the other end of the plastic extruding machine; the plastic extruding machine is composed of a shell 5, a heating plate 6 and an extruding screw 7, an injection molding flow passage 8 is arranged in the shell 5, one end of the injection molding flow passage 8 is communicated with the feed hopper 3, and the other end port of the injection molding flow passage 8 is correspondingly communicated with the discharge pipe 4.
An extrusion molding screw 7 is movably arranged in the injection molding runner 8 through a bearing, one end of the extrusion molding screw 7 extends to the outer side of the shell 5, and a driving motor 2 is arranged on the rack 1 below the shell 5 of the extrusion molding machine; the extrusion molding screw 7 extending to the outer side of the shell 5 is in transmission connection with the driving motor 2 through a transmission belt; be provided with heater chip 6 on the 5 outsides of casing between discharging pipe 4 and the feeder hopper 3, heater chip 6's effect is: the non-asphalt-based mixed raw material in the shell 5 is heated and melted, so that the melted raw material is conveniently molded in the next step.
One end of a discharge pipe 4 of the device is fixedly provided with a die head, the die head consists of an upper die 9, a core die 10 and a lower die 11, the upper die 9 is in a long plate shape, a feed inlet 35 is arranged on the upper die 9 in a penetrating way, and the feed inlet 35 is correspondingly communicated with the discharge pipe 4; the upper die 9 is fixedly installed on the lower die 11 through bolts, the core die 10 is sleeved in the lower die 11, a circulation cavity 12 is arranged between the core die 10 and the upper die 9, the circulation cavity 12 is communicated with the feeding hole, and the non-asphalt-based mixed raw material in a molten state flows into the circulation cavity 12 through the feeding hole during working.
The core mold 10 is provided with through holes 13 at intervals, the through holes 13 are communicated with the circulation cavity 12, and the non-asphalt-based mixed raw material in a molten state flows into the through holes 13 through the circulation cavity 12 during operation.
A forming groove 14 is arranged on the lower die 11 below the core die 10, the forming groove 14 is long, the section of the forming groove 14 is gradually reduced, and the forming groove 14 is communicated with the through hole 13; in operation, under the pressure inside the flow-through cavity 12, the non-asphalt-based mixed raw material in a molten state is extruded into the forming groove 14 through the through hole 13 of the core mold 10 and is re-collected in the forming groove 14, so that: the non-asphalt-based mixed raw material in a molten state in the flow cavity 12 is more uniformly transferred into the molding groove 14 through the through hole 13 of the core mold 10, and the molten mixed raw material is gradually cooled and molded and extruded by the molding groove 14 having a tapered cross section.
Be provided with the extrusion on the frame 1 of mould head below and decide thick mechanism, the extrusion is decided thick mechanism and is constituted by assembly seat 15, thick subassembly is decided to a left side, thick subassembly is decided to the right side and the middle thick subassembly is decided to the middle, slide rail 16 and the left assembly riser 17 that is the symmetry and sets up are passed through to assembly seat 15's one end and are equipped with thick subassembly is decided to a left side, sliding connection between left assembly riser 17 and the slide rail 16, slide connection is equipped with thick subassembly is decided to the right side through slide rail 16 and the right assembly riser 18 that is the symmetry and sets up for the other end of assembly seat 15, sliding connection between right assembly riser 18 and the slide rail 16, it is decided thick subassembly to be equipped with the middle through the middle assembly riser 36 that is the symmetry.
The left fixed-thickness component, the right fixed-thickness component and the middle fixed-thickness component of the extrusion fixed-thickness mechanism have the same structure and are respectively composed of an extrusion fixed-thickness roller 19, an assembly short shaft 20, an assembly shell 21 and a transmission motor 22; a cooling cavity is arranged inside the extrusion thickness-fixing roller 19, assembly short shafts 20 are respectively arranged at two ends of the extrusion thickness-fixing roller 19, the assembly short shafts 20 are cylindrical, and the central hole of each assembly short shaft 20 is respectively communicated with the cooling cavity of the extrusion thickness-fixing roller 19; during operation, the assembly minor axis 20 of extrusion decide thick roller 19 one end adopts external movable joint to install the inlet tube, and the assembly minor axis 20 of extrusion decide thick roller 19 other end adopts external movable joint to install the outlet pipe, through the cooperation of inlet tube and outlet pipe, passes through the circulating water to the cooling chamber of extrusion decide thick roller 19 to form the effect of cooling to extrusion decide thick roller 19.
An assembly short shaft 20 at one end of the extrusion thickness-fixing roller 19 is sleeved with an assembly shell 21, each assembly shell 21 is fixedly connected with each assembly vertical plate, a driven gear 23 is fixedly arranged on the assembly short shaft 20 inside the assembly shell 21, a transmission motor 22 is fixedly arranged on the assembly shell 21 at one side below the driven gear 23, a transmission rod of the transmission motor 22 extends into the assembly shell 21, a driving gear 24 is fixedly arranged on the transmission rod extending into the assembly shell 21 and corresponds to the driven gear 23, and the driving gear 24 is in meshed connection with the driven gear 23. In operation, the transmission rod of the transmission motor 22 drives the driving gear 24 to rotate, so that the driving gear 24 is matched with the driven gear 23 to drive the assembly stub shaft 20 to rotate, and further drive the extrusion thickness-fixing roller 19 to rotate, and the product blank 33 is extruded and fixed in thickness.
The both ends of assembly seat 15 are the symmetry respectively and are provided with violently push away cylinder 25, and the violently push away cylinder 25 piston rod and the left assembly riser 17 fixed connection of one of them end of assembly seat 15, and in operation, can realize the removal of left assembly riser 17 on slide rail 16 through violently pushing away cylinder 25 piston rod to adjust the distance between the extrusion thicknessing roller 19 of leftmost end and the extrusion thicknessing roller 19 in the middle.
The piston rod of the transverse pushing cylinder 25 at the other end of the assembling seat 15 is fixedly connected with the right assembling vertical plate 18, in work, the piston rod of the transverse pushing cylinder 25 can realize the movement of the right assembling vertical plate 18 on the slide rail 16, and the distance between the extruding thickness-fixing roller 19 at the rightmost end and the extruding thickness-fixing roller 19 in the middle can be adjusted.
A cooling cutting device is arranged on the rack 1 at one side of the extrusion thickness fixing mechanism; the cooling cutting mechanism is composed of an assembly frame 26, a cooling conveying roller 27, a conveying roller 28, an installation plate 30 and a cutter 29, wherein the cooling conveying roller 27 is arranged at one end of the assembly frame 26 in a vertically staggered mode through an installation seat, and the cooling conveying roller 27 is used for: the cooling conveying rollers 27 arranged in a staggered manner from top to bottom increase the heat dissipation area of the product blank 33, so that the product blank is further cooled and shaped at room temperature.
The other end of the assembly frame 26 is symmetrically provided with the conveying rollers 28 through an installation seat, the assembly frame 26 between the conveying rollers 28 is provided with a pressing roller 34 through the installation seat, the assembly frame 26 between the pressing roller 34 and the conveying rollers 28 is symmetrically provided with the installation plates 30, the assembly positioning rod 31 is arranged between the installation plates 30, the assembly positioning rod 31 is symmetrically provided with the cutters 29 through the cutter installation seat 32 and the bolts, the cutter installation seat 32 is in matched and sleeved connection with the assembly positioning rod 31, the positions of the cutter installation seat 32 on the assembly positioning rod 31 can be adjusted through the bolts, so that the width of the product blank 33 is effectively changed, the product blank 33 is suitable for products with different specifications, in work, the conveying rollers 28 convey the cooled and shaped product blank 33, the product blank 33 is compressed through the pressing rollers 34, and the two sides of the cooled and shaped product blank 33 are cut through the cutters 29, the width of the glass fiber reinforced plastic reaches the set standard.
The forming device of the non-asphalt-based waterproof coiled material blank adopts an external power supply for the driving motor 2, the transmission motor 22, the transverse pushing hydraulic cylinder and the heating sheet 6.
This forming device work of non-pitch base waterproofing membrane body, at first with mix non-pitch base raw materials through feeder hopper 3 drop into the runner 8 of moulding plastics of extruding machine in, open driving motor 2, driving motor 2 drives the extrusion molding screw 7 of moulding plastics in the runner 8 and takes place to rotate, when extrusion molding screw 7 takes place to rotate, promote the raw materials forward through extrusion molding screw 7 and pass, open heating plate 6, heating plate 6 opens the back and to moulding plastics 8 interior raw materials heating of runner, makes it become molten state.
Under the rotation of the extrusion molding screw 7, the raw material in a molten state is continuously pushed forwards, enters the discharge pipe 4 from the injection flow channel 8 under the action of pressure, is extruded into the flow cavity 12 of the die head through the discharge pipe 4 in a molten state, flows into the forming groove 14 of the lower die 11 through the flow cavity 12 through the through holes 13 of the core die 10 after being filled in the flow cavity 12, and is converged in the forming groove 14 again, because the forming groove 14 is long, the section of the forming groove 14 is gradually reduced, the mixed raw material in a molten state is gradually extruded in the forming groove 14, and then the extruded raw material is gradually formed.
The formed product blank body 33 is extruded between the extrusion thickness-fixing rollers 19 of the extrusion thickness-fixing mechanism under the action of the gravity of the product blank body, so that the thickness consistency of the product blank body 33 is effectively ensured, and the product blank body meets the use requirements of products.
Conveying the product green body 33 with the fixed thickness by using a cooling conveying roller 27, increasing the heat dissipation area of the product green body 33 by using the cooling conveying roller 27 so as to further cool and shape the product green body at room temperature, continuously conveying the cooled and shaped green body by matching with a conveying roller 28 after complete cooling and shaping, further compacting the green body between the conveying rollers 28 by using a compacting roller 34, cutting two sides of the cooled and shaped product green body 33 by using a cutter 29 fixedly arranged on an assembly positioning rod 31 so as to enable the width of the product green body to reach the set standard, and continuously conveying the cut product green body 33 to the next station; namely, the entire molding work is completed.
Claims (8)
1. The utility model provides a forming device of non-pitch base waterproofing membrane body, it comprises frame (1), extruding machine, driving motor (2), feeder hopper (3), mould head, extrusion fixed thickness mechanism and cooling cutting mechanism, its characterized in that: the extruding machine is mounted on the rack (1), a feed hopper (3) is mounted at one end of the extruding machine, a discharge pipe (4) is arranged at the other end of the extruding machine, a die head is fixedly mounted at one end of the discharge pipe (4), an extruding thickness-fixing mechanism is arranged on the rack (1) below the die head, and a cooling cutting device is arranged on the rack (1) on one side of the extruding thickness-fixing mechanism; a driving motor (2) is arranged on the rack (1) below the plastic extruding machine, and the driving motor (2) is in transmission connection with the plastic extruding machine.
2. The forming device of the non-asphalt base waterproof roll blank according to claim 1, characterized in that: the die head is composed of an upper die (9), a core die (10) and a lower die (11), the upper die (9) is in a long plate shape, a feed inlet (35) penetrates through the upper die (9), and the feed inlet (35) is correspondingly communicated with the discharge pipe (4); the upper die (9) is installed on the lower die (11) through a bolt, a core die (10) is sleeved in the lower die (11), a circulation cavity (12) is arranged between the core die (10) and the upper die (9), and the circulation cavity (12) is communicated with the feed inlet (35); through holes (13) are formed in the core mold (10) at intervals, the through holes (13) are communicated with the circulation cavity (12), a forming groove (14) is formed in the lower mold (11) below the core mold (10), and the forming groove (14) is communicated with the through holes (13).
3. The forming device of the non-asphalt base waterproof roll blank according to claim 2, characterized in that: the section of the forming groove (14) is tapered.
4. The forming device of the non-asphalt base waterproof roll blank according to claim 2, characterized in that: the forming groove (14) is long.
5. The forming device of the non-asphalt base waterproof roll blank according to claim 1, characterized in that: the plastic extruding machine is composed of a shell (5), a heating plate (6) and an extruding screw (7), an injection molding runner (8) is arranged in the shell (5), the extruding screw (7) is movably arranged in the injection molding runner (8) through a bearing, one end of the extruding screw (7) extends to the outer side of the shell (5), and the extruding screw (7) extending to the outer side of the shell (5) is in transmission connection with a driving motor (2) through a transmission belt; one end port of the injection molding flow passage (8) is correspondingly communicated with the discharge pipe (4); a heating sheet (6) is arranged on the outer side of the shell (5) between the discharge pipe (4) and the feed hopper (3).
6. The forming device of the non-asphalt base waterproof roll blank according to claim 1, characterized in that: the extrusion thickness-fixing mechanism is composed of an assembly seat (15), a left thickness-fixing component, a right thickness-fixing component and a middle thickness-fixing component, wherein one end of the assembly seat (15) is provided with the left thickness-fixing component through a sliding rail (16) and a left assembly vertical plate (17), the other end of the assembly seat (15) is provided with the right thickness-fixing component through the sliding rail (16) and a right assembly vertical plate (18), and the assembly seat (15) between the left thickness-fixing component and the right thickness-fixing component is provided with the middle thickness-fixing component through an inner assembly vertical plate (36); the two ends of the assembling seat (15) are respectively symmetrically provided with a transverse pushing cylinder (25), a piston rod of the transverse pushing cylinder (25) at one end of the assembling seat (15) is fixedly connected with the left assembling vertical plate (17), and a piston rod of the transverse pushing cylinder (25) at the other end of the assembling seat (15) is fixedly connected with the right assembling vertical plate (18).
7. The forming device of the non-asphalt base waterproof roll blank according to claim 6, wherein: the left fixed-thickness component, the right fixed-thickness component and the middle fixed-thickness component have the same structure and are respectively composed of an extrusion fixed-thickness roller (19), an assembly short shaft (20), an assembly shell (21) and a transmission motor (22); a cooling cavity is arranged inside the extrusion thickness-fixing roller (19), assembly short shafts (20) are respectively arranged at two ends of the extrusion thickness-fixing roller (19), the assembly short shafts (20) are cylindrical, and the central holes of the assembly short shafts (20) are respectively communicated with the cooling cavity of the extrusion thickness-fixing roller (19); an assembly shell (21) is sleeved on an assembly short shaft (20) at one end of the extrusion thickness-fixing roller (19), each assembly shell (21) is fixedly connected with an assembly vertical plate, a driven gear (23) is fixedly arranged on the assembly short shaft (20) inside the assembly shell (21), a transmission motor (22) is fixedly arranged on the assembly shell (21) on one side below the driven gear (23), a transmission rod of the transmission motor (22) extends into the assembly shell (21), a driving gear (24) is fixedly arranged on the transmission rod extending into the assembly shell (21) and corresponds to the driven gear (23), and the driving gear (24) is meshed with the driven gear (23).
8. The forming device of the non-asphalt base waterproof roll blank according to claim 1, characterized in that: the cooling cutting mechanism comprises an assembly rack (26), a cooling conveying roller (27), a conveying roller (28), an installation plate (30) and a cutter (29), wherein the cooling conveying roller (27) is arranged at one end of the assembly rack (26) in a vertically staggered mode through an installation seat, the conveying roller (28) is symmetrically arranged at the other end of the assembly rack (26) through the installation seat, a pressing roller (34) is arranged on the assembly rack (26) between the conveying rollers (28) through the installation seat, the installation plate (30) is symmetrically arranged on the assembly rack (26) between the pressing roller (34) and the conveying roller (28), an assembly positioning rod (31) is arranged between the installation plates (30), and the cutter (29) is symmetrically arranged on the assembly positioning rod (31) through the cutter installation seat (32) and a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021561993.7U CN212707900U (en) | 2020-07-31 | 2020-07-31 | Forming device of non-asphalt-based waterproof coiled material blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021561993.7U CN212707900U (en) | 2020-07-31 | 2020-07-31 | Forming device of non-asphalt-based waterproof coiled material blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212707900U true CN212707900U (en) | 2021-03-16 |
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ID=74911474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021561993.7U Active CN212707900U (en) | 2020-07-31 | 2020-07-31 | Forming device of non-asphalt-based waterproof coiled material blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212707900U (en) |
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2020
- 2020-07-31 CN CN202021561993.7U patent/CN212707900U/en active Active
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