CN115071181A - Production and processing method of polyurethane waterproof coiled material - Google Patents
Production and processing method of polyurethane waterproof coiled material Download PDFInfo
- Publication number
- CN115071181A CN115071181A CN202210571541.4A CN202210571541A CN115071181A CN 115071181 A CN115071181 A CN 115071181A CN 202210571541 A CN202210571541 A CN 202210571541A CN 115071181 A CN115071181 A CN 115071181A
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- Prior art keywords
- coiled material
- processing method
- production
- polyurethane waterproof
- pressing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000463 material Substances 0.000 title claims abstract description 78
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 50
- 239000004814 polyurethane Substances 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000003672 processing method Methods 0.000 title claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 77
- 239000011248 coating agent Substances 0.000 claims abstract description 35
- 238000000576 coating method Methods 0.000 claims abstract description 35
- 238000005096 rolling process Methods 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract description 4
- 239000012790 adhesive layer Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 19
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000000717 retained effect Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of waterproof coiled material processing, and particularly relates to a production and processing method of a polyurethane waterproof coiled material. The invention can guide the water flow on the coiled material to flow directionally. A production and processing method of a polyurethane waterproof coiled material comprises the following steps: s1: pressing raw materials for preparing the waterproof coiled material into a polyurethane waterproof coiled material by a roller press; s2: coating the waterproof coating on the base surface of the polyurethane waterproof coiled material to ensure that the polyurethane waterproof coiled material has a waterproof function; s3: placing the polyurethane waterproof coiled material coated with the waterproof coating on a rolling device, uniformly rolling and smearing the waterproof coating on the base surface of the polyurethane waterproof coiled material through the rolling device, and pressing a roll out of a diversion trench; s4: drying the waterproof coating extruded by the roller; and finally, winding the polyurethane waterproof coiled material into a bundle and collecting the polyurethane waterproof coiled material.
Description
Technical Field
The invention relates to the technical field of waterproof coiled material processing, in particular to a production and processing method of a polyurethane waterproof coiled material.
Background
The waterproof roll is mainly used for building walls, roofs, tunnels, highways, refuse landfills and the like, can be curled into a roll-shaped flexible building material product which can resist external rainwater and underground water leakage, needs to be rolled up in the processing process of the waterproof roll, but water retained on the waterproof roll flows freely in all directions uncontrollably in the actual processing and rolling process, cannot guide directional flow of the water on the roll, and is easy to wet clothes of workers in the rolling process.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the production and processing method of the polyurethane waterproof coiled material, and the production and processing method has the beneficial effect that the water flow on the coiled material can be guided to flow directionally.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a production and processing method of a polyurethane waterproof coiled material comprises the following steps:
s1: pressing raw materials for preparing the waterproof coiled material into a polyurethane waterproof coiled material by a roller press;
s2: coating the waterproof coating on the base surface of the polyurethane waterproof coiled material to ensure that the polyurethane waterproof coiled material has a waterproof function;
s3: placing the polyurethane waterproof coiled material coated with the waterproof coating on a rolling device, uniformly rolling and smearing the waterproof coating on the base surface of the polyurethane waterproof coiled material through the rolling device, and pressing a roll out of a diversion trench;
s4: drying the waterproof coating extruded by the roller; and finally, winding the polyurethane waterproof coiled material into a bundle and collecting the polyurethane waterproof coiled material.
The waterproof roll material in the S1 comprises glass fiber cloth and a polyurethane adhesive layer.
The drying temperature in the S4 is controlled at 200-400 ℃.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a flow chart of a production and processing method of a polyurethane waterproof roll;
FIG. 2 is a schematic structural view of a rolling device;
FIG. 3 is a schematic view of a pressed article;
FIGS. 4 and 5 are schematic structural views of a pressing rib I and a pressing rib II;
FIG. 6 is a schematic view of the expanded structure of the pressing rib I;
FIG. 7 is a schematic view of the extended structure of the pressing rib II;
FIG. 8 is a schematic view of a compression ring on a compact;
FIG. 9 is a schematic view of the adjustment ring movement;
FIG. 10 is a schematic structural view of a pallet;
FIG. 11 is a schematic view of the platen;
FIG. 12 is a schematic structural view of a waterproof roll with a diversion trench and a linear trench, wherein a sharp corner edge is a plane;
FIG. 13 is a schematic structural view of a waterproof roll with a diversion trench and a linear trench, wherein a sharp corner edge is an inclined surface;
fig. 14 is a schematic view of the structure of the processed coil and the rolling device.
Detailed Description
A production and processing method of a polyurethane waterproof coiled material comprises the following steps:
s1: pressing raw materials for preparing the waterproof coiled material into a polyurethane waterproof coiled material by a roller press;
s2: coating the waterproof coating on the base surface of the polyurethane waterproof roll to enable the polyurethane waterproof roll to have a waterproof function;
s3: placing the polyurethane waterproof coiled material coated with the waterproof coating on a rolling device, uniformly rolling and smearing the waterproof coating on the base surface of the polyurethane waterproof coiled material through the rolling device, and pressing a roll out of a diversion trench;
s4: drying the waterproof coating extruded by the roller; and finally, winding the polyurethane waterproof coiled material into a bundle and collecting the polyurethane waterproof coiled material.
The waterproof roll material in the S1 comprises glass fiber cloth and a polyurethane adhesive layer.
The drying temperature in the S4 is controlled at 200-400 ℃.
As shown in fig. 2 to 4:
the rolling device comprises a supporting plate 101, two sides of which are respectively welded with a trapezoidal rod 102, two sliding seats 104 respectively sliding on the two trapezoidal rods 102 in the transverse direction, and a pressed piece arranged between the two sliding seats 104;
the pressing piece comprises a hollow roller 201 which is rotatably connected between two sliding seats 104, and a pressing edge I202 is arranged on the circumferential surface of the hollow roller 201;
the waterproof roll material is characterized in that a polyurethane waterproof roll material coated with a waterproof coating is placed on a supporting plate 101, a hollow roller 201 is controlled to move towards the direction close to the waterproof roll material, after the hollow roller 201 is contacted with the waterproof coating on the waterproof roll material, a pressing edge I202 on the hollow roller 201 is pressed on the waterproof coating, a dent is pressed on the waterproof coating, when the hollow roller 201 moves along the extending direction of the supporting plate 101, the hollow roller 201 rolls on the waterproof roll material, the hollow roller 201 drives the pressing edge I202 on the hollow roller 201 to synchronously rotate, a plurality of diversion trenches are sequentially pressed on the waterproof coating when the pressing edge I202 rotates, the diversion trenches play a role in directionally diverting water retained on the waterproof roll material, so that the water on the roll material flows towards an appointed direction, and then the water can be converged to a position and then be directed drained, the situation that the water retained on the roll material trickles when the roll material is wound or moved is avoided, water on the web cannot be quickly drained.
As shown in fig. 6 and 12:
the pressing edge I202 is set to be in a sharp-angled shape;
when the pressing edge I202 rotates, a plurality of sharp-angle-shaped guide grooves and sharp-angle-shaped guide grooves are sequentially pressed on the waterproof coating, so that the coiled material slightly inclines at a certain angle, when the sharp angles of the guide grooves face upwards, water retained on the coiled material can enter the guide grooves and can be guided to flow to two sides of the guide grooves under the action of gravity, the water flow is driven to flow to one position, collected in a centralized mode and discharged, the water flow can be better discharged from the coiled material, and the phenomenon that the water flow flows from all directions of the coiled material to the outside and wets clothes of workers is avoided.
As shown in fig. 4 to 5 and 13:
the pressed piece further comprises a pressing edge II 203, the circumferential surface of the hollow roller 201 is provided with the pressing edge II 203, and sharp angles of the pressing edge II 203 and the hollow roller 201 are distributed on the hollow roller 201 in the same direction; the pressing edge II 203 is set to be in a sharp angle shape; when the hollow roller 201 rotates, the pressing rib I202 and the pressing rib II 203 are driven to synchronously rotate, the pressing rib I202 and the pressing rib II 203 are sequentially contacted with the waterproof coating to press the waterproof coating, the pressing rib I202 presses the waterproof coating into a plurality of flow guide grooves, the pressing rib II 203 presses the waterproof coating at the part which is not contacted with the pressing rib I202, and the waterproof coating is uniformly smeared in a rolling mode;
the top surface of the pressing edge II 203 is an inclined surface; one end of the pressing edge II 203 far away from the sharp corner inclines downwards towards the direction of the sharp corner;
the waterproof coating part which is not pressed by the pressing edge I202 forms a sharp corner edge, the pressing edge II 203 can be contacted with the sharp corner edge when rotating and presses the sharp corner edge, the top surface of the sharp corner edge is pressed into an inclined surface because the top surface of the pressing edge II 203 is set to be an inclined surface, and one end, far away from the sharp corner, of the pressing edge II 203 inclines downwards towards the sharp corner, so that the sharp corner position of the sharp corner edge inclines downwards towards the part far away from the sharp corner of the coil, when the coil inclines slightly, the sharp corner edge of the inclined surface can guide water flow to enter the diversion trench at the adjacent lower end in sequence under the action of gravity, then the water flow is concentrated to two ends of the coil under the guidance of the diversion trench, and the phenomenon that the water on the upper surface of the coil flows in random directions or flows out from two sides of the coil to wet clothes of workers when the coil inclines is avoided;
even if the coiled material is in a horizontal use state, the sharp corner edges of the inclined surfaces can guide water flow to flow from the guide grooves to the linear grooves for finally directional discharge.
As shown in fig. 6:
the middle part of the pressing edge I202 is provided with a corner block I205 welded on the hollow roller 201, and two ends of the corner block I205 are respectively detachably connected with a plurality of splicing blocks II 206 in an inserting mode; the end parts of the splicing blocks II 206 are sequentially connected with the dovetail grooves in an interference insertion manner through dovetail blocks, and the two ends of the corner block I205 are also connected with the dovetail blocks on the splicing blocks II 206 in an interference insertion manner through the dovetail grooves;
the dovetail blocks are connected with the dovetail grooves in an interference insertion mode, so that two adjacent splicing blocks II 206 or two adjacent corner blocks I205 and splicing blocks II 206 are fixedly connected in an insertion mode, the splicing blocks II 206 in required quantity can be spliced according to requirements, the length of two ends of the variable pressure rib I202 is changed, guide grooves with different widths are machined in the coiled material, or sharp corner ribs with different widths are formed after pressing is finished.
As shown in fig. 7:
the middle part of the pressing edge II 203 is provided with a corner block I207 welded on the hollow roller 201, and two ends of the corner block I207 are respectively detachably inserted with a plurality of splicing blocks II 208; the end parts of the splicing blocks II 208 are sequentially in interference plug connection with dovetail grooves through dovetail blocks, and the two ends of the corner block I207 are also in interference plug connection with the dovetail blocks on the splicing blocks II 208 through the dovetail grooves;
the dovetail blocks are in interference insertion connection with the dovetail grooves, so that two adjacent splicing blocks II 208 or the adjacent corner blocks I207 and II splicing blocks 208 are fixedly inserted and spliced, the splicing blocks II 208 with required quantity can be spliced as required, the lengths of the two ends of the pressure rib II 203 are changed, the change of the length of the pressure rib I202 is adapted, and the sharp corner ribs with different widths on the coiled material are pressed;
and the top surface of the extending direction from the corner block I207 to the splicing block II 208 at two sides is in a transitional inclined surface.
As shown in fig. 8:
the pressing piece further comprises pressing rings 301, the two ends of the hollow roller 201 are respectively provided with one pressing ring 301, and the pressing edge I202 and the pressing edge II 203 are located between the two pressing rings 301;
As shown in fig. 8 to 9:
the pressing piece comprises a screw 103, a shaft seat 106 and a shaft seat 107, two ends of the supporting plate 101 are respectively connected with the screw 103 in a limiting and rotating manner through bearings, and the two sliding seats 104 are respectively connected to the two screws 103 in a threaded manner; the two sliding seats 104 are respectively connected with a shaft seat 106 in a vertical limiting sliding mode, the two shaft seats 106 are respectively connected with a shaft seat 107 in a limiting mode through bearings, the hollow roller 201 is fixedly connected between the two shaft seats 107 through screws, the shaft seat 107 is connected to an output shaft of a speed reducing motor through a coupling, and the speed reducing motor with a motor seat is fixed on the shaft seat 106 through bolts; flanges are welded at two ends of the electric telescopic rod I, and the electric telescopic rod I is fixedly connected with the sliding seat 104 and the shaft seat 106 through the flanges and screws.
The two screws 103 are rotated to respectively drive the two sliding seats 104 to move left and right on the two trapezoidal rods 102, so as to drive the hollow roller 201 to move left and right; the electric telescopic rod I is started to drive the shaft seat 106 to move up and down, the shaft seat 106 drives the hollow roller 201 to move up and down, and the hollow roller 201 can move away from the coiled material or move towards the direction close to the coiled material; when the speed reducing motor is started, the shaft seat 107 is driven to rotate, the shaft seat 107 drives the hollow roller 201 to rotate, and then the pressing rib I202 and the pressing rib II 203 are driven to roll the waterproof coating.
As shown in fig. 8 to 9:
the pressed part further comprises side grooves 204, cross rods 302, inner rings 303, outer rings 304, a screw rod 305 and limiting rings 306, wherein the two side grooves 204 are respectively arranged at the two ends of the hollow roller 201, the two pressing rings 301 are respectively and transversely sleeved at the two ends of the hollow roller 201, the two cross rods 302 are symmetrically welded on the pressing rings 301, the outer rings 304 are welded between the two cross rods 302, the cross rods 302 are inserted into the side grooves 204, the inner rings 303 are connected to the shaft seats 107 to form ring grooves, the screw rod 305 is inserted into the ring grooves, the screw rod 305 is in threaded connection with the shaft seats 106, the two limiting rings 306 are welded on the screw rod 305, and the two limiting rings 306 are respectively attached to the end faces of the two sides of the outer rings 304;
when the rotary screw 305 drives the outer ring 304 to move along the axis direction of the shaft seat 107 through the two limiting rings 306, the compression ring 301 is driven to move on the hollow roller 201 through the cross rod 302, the distance between the two compression rings 301 is changed, the two compression rings 301 can adapt to the change of the lengths of the pressing edge I202 and the pressing edge II 203, the compression rings 301 can be always in contact with the pressing edge I202 or the pressing edge II 203, the guide groove is further always communicated with the linear groove, and water flow is guided;
the cross bar 302 is accommodated in the side groove 204, and the cross bar 302 is coplanar with the circumferential surface of the hollow roller 201, so that the surface of the hollow roller 201 is prevented from being raised or depressed due to the cross bar 302, and the surface of the coating is not smooth.
As shown in fig. 10 to 11:
the rolling device further comprises a through groove 401, a pressing plate 403 and a plate frame 402, two inserting grooves 401 are symmetrically arranged on the supporting plate 101, two sliding grooves 402 are vertically inserted in the supporting plate 101, an electric telescopic rod II is arranged between the sliding groove 402 and the supporting plate 101, flanges are welded at two ends of the electric telescopic rod II, the electric telescopic rod II is fixedly connected with the sliding groove 402 and the supporting plate 101 through the flanges and screws, and the two pressing plates 403 are fixedly connected between the two sliding grooves 402 through the screws;
the coiled material is placed on the supporting plate 101 and is positioned at the lower ends of the two pressing plates 403, the electric telescopic rod II is started to drive the two sliding grooves 402 to move up and down, and then the two pressing plates 403 are driven to move downwards to be pressed on the coiled material to fix the coiled material;
the pressing plate 403 is located at the upper end of the slot 401, and when the pressing plate 403 moves downwards, the pressing plate 403 presses the coiled material and presses the coiled material into the slot 401 until the pressing plate 403 also enters the slot 401 and moves to the lower end of the supporting plate 101, so that the stability of the coiled material fixation is improved, and the cross bar 302 on the hollow roller 201 cannot be interfered with the pressing plate 403 when the cross bar rotates.
The model of the electric telescopic rod I and the electric telescopic rod II provides a choice, and JS-TGZ-U2 can be used, and other applicable models in the prior art can also be used.
One type of the speed reducing motor is selected from Z2-11-112, and other applicable types in the prior art can also be used.
Claims (10)
1. A production and processing method of a polyurethane waterproof roll is characterized by comprising the following steps: the method comprises the following steps:
s1: pressing raw materials for preparing the waterproof coiled material into a polyurethane waterproof coiled material by a roller press;
s2: coating a waterproof coating on the base surface of the polyurethane waterproof coiled material;
s3: placing the polyurethane waterproof coiled material coated with the waterproof coating on a rolling device, uniformly rolling and smearing the waterproof coating on the base surface of the polyurethane waterproof coiled material through the rolling device, and pressing a roll out of a diversion trench;
s4: drying the waterproof coating pressed out by the roller; and finally, winding the polyurethane waterproof coiled material into a bundle and collecting the polyurethane waterproof coiled material.
2. The production and processing method of the polyurethane waterproof roll material according to claim 1, characterized in that: the waterproof roll material in the S1 comprises glass fiber cloth and a polyurethane adhesive layer.
3. The production and processing method of the polyurethane waterproof roll material according to claim 1, characterized in that: the drying temperature in the S4 is controlled at 200-400 ℃.
4. The production and processing method of the polyurethane waterproof roll material according to claim 1, characterized in that: the rolling device comprises a supporting plate (101) with trapezoidal rods (102) arranged on two sides respectively, a sliding seat (104) sliding on each of the two trapezoidal rods (102), and a pressed piece arranged between the two sliding seats (104);
the pressing piece comprises a hollow roller (201) which is rotatably connected between two sliding seats (104), and a pressing edge I (202) is arranged on the circumferential surface of the hollow roller (201).
5. The production and processing method of the polyurethane waterproof roll material as claimed in claim 4, wherein the production and processing method comprises the following steps: the pressing edge I (202) is set to be in a sharp-angled shape.
6. The production and processing method of the polyurethane waterproof roll material according to claim 5, characterized in that: the periphery of the hollow roller (201) is provided with a pressing edge II (203), and the pressing edge II (203) and the hollow roller (201) are distributed on the hollow roller (201) in the same direction; the pressing edge II (203) is arranged in a sharp-angled shape.
7. The production and processing method of the polyurethane waterproof roll material as claimed in claim 6, wherein the production and processing method comprises the following steps: the top surface of the pressing edge II (203) is an inclined surface.
8. The production and processing method of the polyurethane waterproof roll material as claimed in claim 5, wherein the production and processing method comprises the following steps: the middle part of the pressing edge I (202) is provided with a corner block I (205) arranged on the hollow roller (201), and two ends of 2-5 are respectively detachably inserted with a plurality of splicing blocks II (206).
9. The production and processing method of the polyurethane waterproof roll material according to claim 7, characterized in that: the middle part of the pressing edge II (203) is an angle block I (207) arranged on the hollow roller (201), and two ends of the angle block I (207) are detachably connected with a plurality of splicing blocks II (208) in an inserted mode respectively.
10. The production and processing method of the polyurethane waterproof roll material as claimed in claim 4, wherein the production and processing method comprises the following steps: two ends of the hollow roller (201) are respectively provided with a pressing ring (301), and 2-2 and the pressing edge II (203) are both positioned between the two pressing rings (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210571541.4A CN115071181A (en) | 2022-05-24 | 2022-05-24 | Production and processing method of polyurethane waterproof coiled material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210571541.4A CN115071181A (en) | 2022-05-24 | 2022-05-24 | Production and processing method of polyurethane waterproof coiled material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115071181A true CN115071181A (en) | 2022-09-20 |
Family
ID=83248677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210571541.4A Pending CN115071181A (en) | 2022-05-24 | 2022-05-24 | Production and processing method of polyurethane waterproof coiled material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115071181A (en) |
-
2022
- 2022-05-24 CN CN202210571541.4A patent/CN115071181A/en active Pending
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Application publication date: 20220920 |