CN223033737U - A special forming net for household paper - Google Patents
A special forming net for household paper Download PDFInfo
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- CN223033737U CN223033737U CN202422390597.7U CN202422390597U CN223033737U CN 223033737 U CN223033737 U CN 223033737U CN 202422390597 U CN202422390597 U CN 202422390597U CN 223033737 U CN223033737 U CN 223033737U
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- dewatering box
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Abstract
本实用新型公开了一种生活用纸专用成形网，涉及造纸技术领域，成型网架体由上下设置的网架和立柱构成，还包括辅助脱水机构和张紧机构，所述网架的端点处转动套装有多个支撑辊，造纸网通过支撑辊支撑设置在网架上，形成可传动的循环造纸网体，所述网架的外侧设置有驱动机构，本实用新型通过设置造纸网、驱动机构和辅助脱水机构，通过在网架下方设置吸水海绵，吸水海绵能够主动吸走造纸网上附着的水分，从而提高造纸网的脱水效率，并且吸水海绵还可以在造纸网上部提供辅助支撑，减少由于带水过重导致的网体负载，降低了网体因负载过重而损坏的风险，由于脱水效率的提高和网体负载的降低，使得造纸机的生产效率得到提升。
The utility model discloses a special forming net for daily life paper, and relates to the technical field of papermaking. The forming net frame body is composed of a net frame and columns arranged up and down, and also includes an auxiliary dehydration mechanism and a tensioning mechanism. A plurality of support rollers are rotatably mounted at the end points of the net frame. The papermaking net is supported and arranged on the net frame by the support rollers to form a drivable circulating papermaking net body. A driving mechanism is arranged on the outer side of the net frame. The utility model arranges the papermaking net, the driving mechanism and the auxiliary dehydration mechanism, and arranges a water-absorbing sponge below the net frame. The water-absorbing sponge can actively absorb the moisture attached to the papermaking net, thereby improving the dehydration efficiency of the papermaking net. The water-absorbing sponge can also provide auxiliary support on the upper part of the papermaking net, reduce the net body load caused by excessive water, reduce the risk of the net body being damaged due to excessive load, and improve the production efficiency of the papermaking machine due to the improvement of dehydration efficiency and the reduction of net body load.
Description
Technical Field
The utility model belongs to the technical field of papermaking, and particularly relates to a special forming net for household paper.
Background
The papermaking forming wire is an important forming and dewatering structure of the wet end of papermaking equipment, and common papermaking forming wires comprise a single-layer forming wire, a double-layer forming wire, a two-layer semi-forming wire and a three-layer forming wire, wherein the three-layer forming wire is the papermaking forming wire which is relatively common at present. Paper machines for household paper have special demands on the forming wire. The paper machine for daily use paper has short net case, needs quick dehydration of the forming net, needs high fiber support index of the forming net and no net mark of the formed paper because the paper sheet of the daily use paper is thin and has low gram weight, and needs soft and fluffy produced daily use paper. In order to meet the papermaking requirement of the household paper, the existing special forming net for the household paper can be a forming net with high stability, high fiber support index of the formed paper layer and high fiber retention rate. However, the forming net has the defects of poor stiffness, thicker net body thickness, slower dehydration speed of the bottom net, increased water yield of the net body, higher net body load, low service life, production efficiency restriction and the like.
Disclosure of utility model
Aiming at the problems existing in the prior art, the utility model provides the special forming wire for the household paper, which can provide auxiliary water absorption and auxiliary supporting effects through the water absorption sponge under the forming wire, thereby improving the dehydration speed of the wire body, reducing the load of the wire body, and further improving the papermaking production efficiency and the service life of the papermaking wire.
The special forming net for household paper comprises a forming net frame body, an auxiliary dewatering mechanism and a tensioning mechanism, wherein the net frame body is composed of a net frame and an upright post which are arranged up and down, a plurality of supporting rollers are rotatably sleeved at the end points of the net frame body, the paper making net is supported on the net frame through the supporting rollers to form a circulating paper making net body capable of being driven, a driving mechanism is arranged on the outer side of the net frame, the driving mechanism comprises a main chain wheel fixedly sleeved at the end part of the supporting rollers, a main chain is arranged on the main chain wheel in a matched mode, a main motor for controlling the main chain wheel to rotate is arranged on the outer side of the net frame in a matched mode, a transverse partition plate arranged inside the supporting rollers is fixedly arranged in the net frame, the auxiliary dewatering mechanism comprises a dewatering box arranged above the transverse partition plate, a plurality of sponge rollers are horizontally arranged above the dewatering box, a layer of water absorbing sponge is coated on the outer wall of each sponge roller, the upper edge of each water absorbing sponge can be contacted with the inner end surface of the upper part of the paper making net, a filter pressing plate is longitudinally movably arranged in the dewatering box through an elastic guide, a squeezing filter pressing plate is arranged on the dewatering box, a main chain is fixedly sleeved on the squeezing plate is matched with the main chain wheel, a transmission shaft is arranged on the main chain is matched with the main chain, and is fixedly arranged on the eccentric transmission shaft and is matched with the transmission shaft.
Further, the tensioning mechanism comprises a rotating shaft which is rotatably sleeved on the upright post, two ends of the rotating shaft are fixedly sleeved with rotating rods, the outer ends of the rotating rods are rotatably sleeved with tensioning press rollers, the tensioning press rollers are arranged on the lower portion of a net body of the papermaking net and are tightly attached to the lower end face of the net body, and an auxiliary motor for controlling the rotating shaft to rotate is arranged on the upright post.
Further, the elastic guide piece comprises a plurality of pressure springs vertically arranged between the squeezing and pressing water plate and the inner bottom wall of the dewatering box, a telescopic rod is vertically arranged in the dewatering box, and the upper end part of the telescopic rod is fixed at the bottom of the squeezing and pressing water plate.
Further, a drain hole (610) is formed in one side of the dewatering box, an inner bottom of the dewatering box is arranged to be an inclined plane, and a water guide strip positioned below the drain hole (610) is arranged on the drain side of the dewatering box.
Further, a cross rod is fixed on the upright post, a tension meter is arranged on the cross rod, and a measuring rod of the tension meter is contacted with the lower end face of the papermaking net.
Further, an auxiliary chain wheel for adjusting the tension of the main chain is arranged on the outer side of the net rack.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the papermaking net, the driving mechanism and the auxiliary dewatering mechanism are arranged, and the water absorbing sponge is arranged below the net frame, so that the water attached to the papermaking net can be actively absorbed by the water absorbing sponge, the dewatering efficiency of the papermaking net is improved, the auxiliary support can be provided by the water absorbing sponge at the upper part of the papermaking net, the net body load caused by overweight carrying water is reduced, the risk of damage of the net body due to overweight load is reduced, and the production efficiency of the papermaking machine is improved due to the improvement of the dewatering efficiency and the reduction of the net body load;
The squeezing and pressing water plate in the auxiliary dewatering mechanism can realize up-and-down reciprocating movement under the cooperation of the eccentric wheel and the pressure spring, so that water absorbed in the water absorbing sponge can be automatically extruded through the squeezing and pressing water plate, the long-acting water absorbing effect of the sponge is ensured, the auxiliary dewatering mechanism can be synchronously started and stopped along with the work of the papermaking net, the control operation is convenient, and the integral cost of the device is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic elevational cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the structure of the wire and the support roll of the present utility model;
FIG. 4 is a schematic diagram of an auxiliary dewatering mechanism according to the present utility model;
FIG. 5 is a schematic diagram of an auxiliary dewatering mechanism according to the present utility model.
In the figure, 1, a net frame, 2, a supporting roller, 3, a papermaking net, 4, a driving mechanism, 41, a main chain, 42, a main chain, 43, a main motor, 44, a motor frame, 45, an auxiliary chain wheel, 46, an auxiliary chain, 47, a driving chain wheel, 48, a driving chain, 5, a diaphragm plate, 6, an auxiliary dehydration mechanism, 61, a dehydration tank, 62, a sponge roller, 63, a water absorbing sponge, 64, an extrusion water filtering plate, 65, a telescopic rod, 66, a pressure spring, 67, a transmission shaft, 68, an eccentric wheel, 69, a water guiding strip, 610, a water draining hole, 7, a tensioning mechanism, 71, a rotating shaft, 72, a rotating rod, 73, a tensioning press roller, 74, an auxiliary motor, 75 and a tensiometer.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
Referring to fig. 1-5, the utility model provides a technical scheme of a special forming wire for household paper, which comprises the following steps:
Examples
According to the illustration of fig. 1 and 3, the shaping net rack body comprises triangle-shaped net rack 1 in top and below stand, and the equal rotation cover of three extreme points department of net rack 1 is equipped with backing roll 2, and paper-making net 3 supports through backing roll 2 and sets up on net rack 1, forms the endless paper-making net body that can transmit, is provided with actuating mechanism 4 in the outside of net rack 1, can control backing roll 2 rotation through actuating mechanism 4, and then drives paper-making net 3 and transmit forward and realize continuous papermaking. The driving mechanism 4 comprises driving chain wheels 41 fixedly sleeved on the same sides of the supporting rollers 2, driving chains 42 are arranged on the driving chain wheels 41 in a matched mode, a motor frame 44 is arranged on the outer side of the net frame 1 through a main motor 43, the output end of the motor frame 44 is connected with any one of the driving chain wheels 41, the main motor 44 can drive the driving chain wheels 41 to rotate, and under the transmission effect of the driving chains 42, the three supporting rollers 2 are driven to synchronously rotate, so that the transmission effect of the paper making net 3 is achieved.
As shown in fig. 2, the diaphragm 5 is welded and fixed in the net frame 1, the diaphragm 5 is disposed in the paper making net body, the auxiliary dewatering mechanism 6 is disposed on the net frame 1, the auxiliary dewatering mechanism 6 comprises a dewatering box 61 fixed above the diaphragm 5, a plurality of sponge rollers 62 are horizontally arranged above the dewatering box 61 along the rotation direction of the paper making net 3, the outer wall of the sponge roller 62 is coated with a layer of water absorbing sponge 63, the upper half part of the water absorbing sponge 63 is exposed outside the dewatering box 61, the lower half part of the water absorbing sponge 63 is disposed in the dewatering box 61, the upper edge of the water absorbing sponge 63 can be in contact with the upper inner end surface of the paper making net 3, the water absorbing sponge 63 is preferably a polyvinyl alcohol sponge with excellent water absorbing effect, the water absorbing sponge 63 can actively absorb water adhering to the paper making net 3 from the lower side, thereby improving the dewatering efficiency of the paper making net 3, the sponge roller 62 and the water absorbing sponge 63 can also provide support on the inner end surface of the upper net body of the paper making net 3, the net body is prevented from being higher due to the heavy load of the water, in addition, the sponge roller 62 and the water absorbing sponge 63 rotate on the dewatering box 61, the water absorbing sponge 63 can rotate around the water absorbing sponge 63, the water absorbing sponge 63 can rotate around the paper making net 3, the water absorbing sponge 63 can rotate around the water absorbing sponge 63, thereby reducing friction and the water absorbing sponge 63, and reducing friction between the water absorbing sponge 63 and the water absorbing sponge 63, and the water absorbing friction and the water absorbing sponge 63, and the friction and reducing friction and the friction when the water is reduced.
The squeezing water filtering plate 64 corresponding to the water absorbing sponge 63 is arranged in the dewatering box 61, the squeezing water filtering plate 64 is arranged below the water absorbing sponge 63 and can longitudinally move in the dewatering box 61, the telescopic rod 65 is vertically arranged in the dewatering box 61, the upper end part of the telescopic rod 65 is fixed at the bottom of the squeezing water filtering plate 64, limiting guide is provided for the up-and-down movement of the squeezing water filtering plate 64, a plurality of pressure springs 66 are uniformly arranged between the squeezing water filtering plate 64 and the inner bottom of the dewatering box 61, two transmission shafts 67 are sleeved in the dewatering box 61 in a left-right rotating mode, eccentric wheels 68 are fixedly sleeved on the transmission shafts 67, the eccentric wheels 68 can push the squeezing water filtering plate 64 to move up and down under the cooperation of the pressure springs 66 to realize the up-and-down circulating movement of the squeezing water filtering plate 64, arc-shaped squeezing parts matched with the positions and the shapes of the water absorbing sponges 63 are arranged on the squeezing water filtering plate 64, the water absorbing sponge 63 can be squeezed out when the squeezing water filtering plate 64 moves up, and then the water absorbing sponge 63 is matched with the automatic rotation of the water absorbing sponge 63, and the water absorbing sponge 63 is automatically rotated, and the water absorbing sponge 63 is always contacted with the water absorbing sponge 3, and the water absorbing sponge 63 is always better in the water absorbing sponge 3.
The rotation of the sponge roller 62 is realized through the driving mechanism 4, the auxiliary chain wheel 45 is fixedly sleeved at the same side end of any one supporting roller 2 and the transmission shaft 67, the auxiliary chain wheel 45 is provided with an auxiliary chain 46 in a matched mode, one transmission shaft 67 can synchronously rotate along with the transmission of the paper making net 3 through the auxiliary chain 46, the transmission chain wheels 47 are fixedly sleeved on the two transmission shafts 67, the transmission chain wheels 47 are provided with transmission chains 48 in a matched mode, the synchronous rotation between the two adjacent transmission chain wheels 47 can be realized through the transmission chains 48, and therefore the two eccentric wheels 68 are driven to synchronously rotate, and the water squeezing and filtering plate 64 is pushed to move up and down to squeeze and drain the water absorbing sponge 63. The transmission of the paper making net 3 and the extrusion drainage of the water absorbing sponge 63 are realized by one motor, so that the auxiliary dewatering mechanism 6 can synchronously start and stop along with the work of the paper making net 3, and the control operation is convenient.
As can be seen from fig. 5, a drain hole 610 is provided at one side of the dewatering box 61, the inner bottom of the dewatering box 61 is provided as an inclined surface, so that water in the dewatering box 61 can be discharged from the drain hole 610 in time, and a water guide strip 69 positioned below the drain hole 610 is provided at the drainage side of the dewatering box 61, and water is guided by the water guide strip 69.
The tensioning mechanism 45 for adjusting the tension of the driving chain 42 is arranged on the outer side of the net rack 1, and the tension of the driving chain 42 can be adjusted and controlled through the tensioning mechanism 45, so that the driving chain 42 is in an efficient transmission state.
When the special forming net for the household paper is used, the main motor 43 is started when the household paper is formed by papermaking, the paper making net 3 is driven to circularly rotate on the net frame 1 by the supporting roller 2, meanwhile, the pulp spraying device uniformly sprays pulp on one side of the paper making net 3, the paper making net 3 carries the pulp to move forwards, after the net body carrying the pulp rotates to the position of the auxiliary dewatering mechanism 6, the water absorbing sponge 63 is contacted with the upper inner end surface of the net body, redundant water in the net body is absorbed by the water absorbing sponge 63, the water carrying capacity of the net body is reduced, the load of the net body is lightened, meanwhile, the water absorbing sponge 63 is driven to rotate by friction force to change the water absorbing position when the paper making net 3 is driven, the driving chain 42 drives the eccentric wheel 68 to rotate by the transmission cooperation of the auxiliary chain 46 and the transmission chain 48, the eccentric wheel 68 pushes the water squeezing plate 64 to move forwards in the filter pressing process, the water squeezing plate 64 to reciprocate upwards, when the water absorbing sponge 64 moves upwards, the water absorbing sponge 63 is extruded into the water absorbing sponge 63, and the water absorbing sponge 63 can always absorbs water in the water absorbing sponge 63, and the water absorbing effect is improved, and the water absorbing effect is always, the water absorbing sponge 63 is absorbed by the water absorbing sponge 63 is realized, and the water absorbing water is absorbed by the water is automatically, and the water is absorbed by the water.
Examples
On the basis of the first embodiment, as shown in fig. 3, a tensioning mechanism 7 is arranged below the paper making net 3, the tensioning mechanism 7 comprises a rotating shaft 71 which is rotationally sleeved on a column of a forming net frame body, rotating rods 72 are fixedly sleeved at two ends of the rotating shaft 71, the outer ends of the rotating rods 72 are rotationally sleeved with tensioning press rollers 73, the tensioning press rollers 73 are arranged below a net body of the paper making net 3 and cling to the lower end face of the paper making net 3, auxiliary motors 74 for controlling the rotating shafts 71 to rotate are arranged on the column, the output ends of the auxiliary motors 74 are connected with the end portions of the rotating shafts 71, cross bars are welded and fixed on the column of the forming net frame body, tension meters 75 are arranged on the cross bars, measuring rods of the tension meters 75 are in contact with the lower end face of the paper making net 3, tension conditions of the paper making net 3 can be monitored in real time through the tension meters 75, when the tension conditions of the paper making net 3 need to be adjusted, the auxiliary motors 74 drive the rotating rods 72 to rotate through the rotating shafts 71, the tensioning press rollers 73 are driven to rotate clockwise or anticlockwise, so that the tension of the paper making net 3 is adjusted, the paper making net 3 is tensioned or slightly looser according to the tension conditions of the paper making net 3, and the tension conditions of the paper making net 3 are always in an optimal tension range.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.
Claims (6)
1. A special forming net for household paper is characterized by further comprising an auxiliary dewatering mechanism (6) and a tensioning mechanism (7), wherein a plurality of supporting rollers (2) are rotatably sleeved at the end points of the net frame (1), a paper making net (3) is supported and arranged on the net frame (1) through the supporting rollers (2) to form a transmissible circulating paper making net body, a driving mechanism (4) is arranged on the outer side of the net frame (1), the driving mechanism (4) comprises a main chain wheel (41) fixedly sleeved at the end part of the supporting rollers (2), a main chain (42) is arranged on the main chain wheel (41) in a matched mode, a main motor (44) for controlling the main chain wheel (41) to rotate is arranged on the outer side of the net frame (1), a transverse partition plate (5) arranged inside the supporting rollers (2) is fixedly arranged in the net frame (1), a dewatering box (61) is arranged above the transverse partition plate (5) in a horizontal mode, a plurality of sponge layers (62) are horizontally arranged above the dewatering box (61), and the sponge layers (63) can be contacted with the inner ends of the sponge layers (63) on the paper making net layer (3), the novel water squeezing device is characterized in that an extrusion water filtering plate (64) is longitudinally movably mounted in the dewatering box (61) through an elastic guide piece, an arc-shaped extrusion part matched with the position and the shape of each water absorbing sponge (63) is arranged on the extrusion water filtering plate (64), a transmission shaft (67) is sleeved in the dewatering box (61) in a rotating mode, an auxiliary chain wheel (45) is fixedly sleeved at the same side end of one supporting roller (2) and the transmission shaft (67), an auxiliary chain (46) is arranged on the auxiliary chain wheel (45) in a matched mode, the supporting roller (2) and the transmission shaft (67) are connected through the transmission of the auxiliary chain (46), an eccentric wheel (68) is fixedly sleeved on the transmission shaft (67), and the eccentric wheel (68) is arranged below the pressure filtering plate (64) and can push the pressure filtering plate (64) to move.
2. The special forming wire for household paper according to claim 1, wherein the tensioning mechanism (7) comprises a rotating shaft (71) rotatably sleeved on a stand column, two ends of the rotating shaft (71) are fixedly sleeved with rotating rods (72), the outer ends of the rotating rods (72) are rotatably sleeved with tensioning press rolls (73), the tensioning press rolls (73) are arranged at the lower part of a wire body of the paper making wire (3) and are tightly attached to the lower end face of the wire body, and an auxiliary motor (74) for controlling the rotating shaft (71) to rotate is arranged on the stand column.
3. A special forming wire for household paper according to claim 1, wherein the elastic guide piece comprises a plurality of compression springs (66) vertically arranged between a squeezing water filtering plate (64) and the inner bottom wall of the dewatering box (61), a telescopic rod (65) is vertically arranged in the dewatering box (61), and the upper end part of the telescopic rod (65) is fixed at the bottom of the squeezing water filtering plate (64).
4. The special forming wire for household paper according to claim 1, wherein a drain hole (610) is formed in one side of the dewatering box (61), an inner bottom of the dewatering box (61) is arranged to be an inclined plane, and a water guide strip (69) positioned below the drain hole (610) is arranged on the drain side of the dewatering box (61).
5. A special forming wire for household paper according to claim 2, wherein a cross bar is fixed on the upright post, a tensiometer (75) is arranged on the cross bar, and a measuring bar of the tensiometer (75) is contacted with the lower end face of the paper making wire (3).
6. The special forming wire for household paper according to claim 1, wherein an auxiliary chain wheel (45) for adjusting the tension of the main chain (42) is arranged on the outer side of the net frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422390597.7U CN223033737U (en) | 2024-09-30 | 2024-09-30 | A special forming net for household paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422390597.7U CN223033737U (en) | 2024-09-30 | 2024-09-30 | A special forming net for household paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223033737U true CN223033737U (en) | 2025-06-27 |
Family
ID=96128817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422390597.7U Active CN223033737U (en) | 2024-09-30 | 2024-09-30 | A special forming net for household paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223033737U (en) |
-
2024
- 2024-09-30 CN CN202422390597.7U patent/CN223033737U/en active Active
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