CN115976871B

CN115976871B - Drying device for papermaking

Info

Publication number: CN115976871B
Application number: CN202310260075.2A
Authority: CN
Inventors: 冯爱民
Original assignee: Zhucheng City Tiangong Paper Making Machinery Co ltd
Current assignee: Zhucheng City Tiangong Paper Making Machinery Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-05-12
Anticipated expiration: 2043-03-17
Also published as: CN115976871A

Abstract

The invention discloses a drying device for papermaking, which relates to the technical field of papermaking drying and comprises a supporting table, wherein a winding roller for winding paper is rotatably arranged on the supporting table, a pushing column I and a pushing column II which are respectively corresponding to two sides of a rotary shifting plate are fixed on the supporting table, an elastic positioning assembly is connected between the rotary shifting plate and a box body, a suspension bracket is fixed at the bottom of a vertical rack I, a transmission assembly for driving the winding roller to rotate stepwise is arranged on the suspension bracket, and the sliding bracket arranged in the invention transversely moves, so that a hollow hairbrush plate and a hollow hairbrush rotary drum can move relative to the paper, different positions of the paper can be fully dried by hot air.

Description

Drying device for papermaking

Technical Field

The invention relates to the technical field of papermaking drying, in particular to a drying device for papermaking.

Background

The paper making is an important invention of ancient Chinese labor people, pulp suitable for paper quality is diluted to a certain concentration by water, the pulp is primarily dehydrated at the net part of a paper machine to form wet paper sheets, the wet paper sheets are squeezed and dehydrated, and then the paper sheets are dried by a drying device to obtain the dried finished paper.

However, in the use process of the existing drying device for papermaking, the paper is fixed and immovable in position, so that the different positions of the paper cannot be subjected to section-by-section and key drying treatment, insufficient paper drying is easily caused, the paper cannot be flattened in time in the drying process, wrinkles are easily generated, and the paper quality is not improved. To this end, in view of the above technical drawbacks of the prior art, a drying device for papermaking is now provided to solve the above problems.

Disclosure of Invention

The present invention is directed to a drying device for papermaking, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a drying device for papermaking, includes the brace table, rotates on the brace table and installs and be used for the paper to wind the book of rolling up the roller, slidable mounting has the frame that slides on the brace table, be fixed with the box on the frame that slides, both sides are installed cavity brush board and cavity brush rotary drum about the paper respectively, a plurality of bar exhaust hole II has been seted up to cavity brush board bottom, a plurality of bar exhaust hole I has been seted up on the cavity brush rotary drum, cavity brush board and cavity brush rotary drum inside all lets in the hot air, rotate on the box and install and rotate and dial the board, be fixed with respectively with rotate and dial the thrust post I and the thrust post II that the board both sides correspond on the brace table, rotate and dial the board with be connected with elastic locating component between the box, coaxial fixed mounting has the intermediate gear on the rotation dial the board, the both sides of intermediate gear mesh respectively with vertical rack I and the vertical rack II of box sliding connection, vertical rack I bottom is fixed with the suspension bracket, rotate on the suspension motor and hollow brush rotary shaft fixedly connected with the hollow brush rotary shaft, hollow rack II is used for the rotation is connected with the rotation servo motor.

As an improvement scheme of the invention: the elastic positioning assembly comprises an extension column fixed on the rotary shifting plate, a fixed sleeve block is fixedly sleeved on the extension column, a sliding sleeve block is slidably installed on the extension column, a spring ring is fixedly connected between the sliding sleeve block and the fixed sleeve block and movably sleeved on the extension column, a connecting frame is hinged to the sliding sleeve block, and one end, away from the sliding sleeve block, of the connecting frame is hinged to the box body.

As an improvement scheme of the invention: two positioning blocks are fixed on the box body, and the two positioning blocks are respectively positioned at two sides of the connecting frame.

As an improvement scheme of the invention: the transmission assembly comprises a driving rack fixed on the suspension frame, a rotating shaft is coaxially fixed on the winding roller, a rotating gear is fixedly sleeved on the rotating shaft, and the driving rack is meshed with the rotating gear.

As an improvement scheme of the invention: the supporting table is fixedly provided with a limiting sleeve block, the limiting sleeve block is vertically and slidably provided with a guide rod, a friction arc block in friction butt joint with the rotating shaft is fixedly arranged on the guide rod, and a push spring is fixedly connected between the friction arc block and the limiting sleeve block.

As an improvement scheme of the invention: the connecting assembly comprises a sliding block which is slidably mounted on the box body, a belt wheel I is rotatably mounted on the sliding block, a belt wheel III is fixedly sleeved on the hollow rotating shaft, a belt wheel II is coaxially fixed on an output shaft of the servo motor, and a transmission belt is connected among the belt wheel I, the belt wheel II and the belt wheel III.

As an improvement scheme of the invention: the box is characterized in that a guide post is fixedly arranged on the box body, the sliding block is sleeved on the guide post in a sliding manner, a connecting spring is sleeved on the guide post, and two ends of the connecting spring are respectively fixed with the box body and the sliding block.

As an improvement scheme of the invention: the end part of the hollow brush rotary drum is coaxially fixed with a movable gear, an upper rack and a lower rack which are arranged in parallel are fixedly arranged on the supporting table, and the movable gear is alternately meshed and connected with the upper rack and the lower rack.

As an improvement scheme of the invention: install the air heater on the box, the exit end intercommunication of air heater is installed the ripple and is responsible for, the ripple is responsible for the intercommunication and is installed the ripple branch pipe on, the one end of ripple branch pipe with cavity hairbrush board intercommunication, the other end of ripple branch pipe with cavity pivot intercommunication.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the sliding frame transversely moves, so that the hollow hairbrush plate and the hollow hairbrush rotary drum can move relative to paper, different positions of the paper can be dried by hot air fully, and when the driving rack is meshed with the rotating gear, the rotating gear drives the winding roller to rotate, so that the paper is wound, the stepping conveying effect of the paper is realized, the section-by-section full drying effect of the paper is realized, and the full drying degree of the paper is greatly improved.

According to the invention, the elastic positioning component can be used for intermittently deflecting and positioning the rotary shifting plate, so that when the paper is in a stationary phase, the hollow brush rotary drum and the hollow brush plate can be close to the paper, an effective leveling effect of the paper in a hot air drying process is realized, the paper is prevented from being wrinkled, the smoothness of the dried paper is well ensured, and the paper making quality is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at a certain viewing angle according to the present invention;

FIG. 3 is a schematic view of the partial structure of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the partial structure of FIG. 1 according to the present invention;

FIG. 5 is a schematic view of the connection of the housing and the elastic positioning assembly according to the present invention;

FIG. 6 is a schematic view of a connecting assembly according to the present invention;

FIG. 7 is a schematic view showing the structure of a hollow brush plate according to the present invention;

FIG. 8 is a schematic diagram showing the connection of the rotating shaft, friction arc block, guide rod, pushing spring, etc. in the present invention.

In the figure: 1-supporting table, 2-winding roller, 3-sliding rack, 4-lower rack, 5-upper rack, 6-box, 7-hollow brush drum, 8-moving gear, 9-driving rack, 10-rotating gear, 11-hanging rack, 12-hollow brush plate, 13-paper, 14-vertical rack I, 15-hot air blower, 16-bellows main pipe, 17-rotating shaft, 18-servo motor, 19-pushing column I, 20-bellows branch pipe, 21-hollow rotating shaft, 22-driving belt, 23-pulley I, 24-vertical rack II, 25-pulley II, 26-intermediate gear, 27-bar exhaust hole I, 28-connecting rack, 29-rotating shifting plate, 30-spring ring, 31-positioning block, 32-sliding sleeve block, 33-fixed sleeve block, 34-sliding block, 35-guiding column, 36-connecting spring, 37-bar exhaust hole II, 38-friction arc block, 39-pushing spring, 40-limiting sleeve block, 41-guiding rod, 42-pushing column II, 43-pulley III, 44-extending column.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments:

example 1

Referring to fig. 1-8, a drying device for papermaking comprises a supporting table 1, a winding roller 2 for winding paper 13 is rotatably arranged on the supporting table 1, a sliding frame 3 is slidably arranged on the supporting table 1, a box 6 is fixedly arranged on the sliding frame 3, a hollow hairbrush plate 12 and a hollow hairbrush rotary drum 7 are respectively arranged on the upper side and the lower side of the paper 13, a plurality of strip-shaped exhaust holes II37 are formed in the bottom of the hollow hairbrush plate 12, a plurality of strip-shaped exhaust holes I27 are formed in the hollow hairbrush rotary drum 7, hot air is introduced into the hollow hairbrush plate 12 and the hollow hairbrush rotary drum 7, a rotary shifting plate 29 is rotatably arranged on the box 6, a pushing column I19 and a pushing column II42 which correspond to the two sides of the rotary shifting plate 29 are fixedly arranged on the supporting table 1, an elastic positioning assembly is connected between the rotary shifting plate 29 and the box 6, an intermediate gear 26 is coaxially fixedly arranged on the rotary shifting plate 29, a vertical rack I14 and a vertical rack II24 which is respectively in meshed connection with the two sides of the box 6, a vertical rack I14 and a vertical rack II24 which is fixedly connected with the hollow hairbrush plate 12, a rotary rack I14 is fixedly arranged on the bottom of the vertical rack drum 7, a rotary hanger bracket 11 is fixedly connected with a rotary shaft 18 which is fixedly connected with a rotary shaft of the rotary bracket 11, and a rotary bracket for driving the hollow bracket 11 is fixedly connected with the rotary bracket 2, and a rotary bracket for driving the rotary bracket is fixedly connected with the rotary bracket 18, and a rotary bracket for driving the rotary bracket 11 is fixedly arranged on the rotary bracket 2.

When the device is used, the hollow hairbrush plate 12 and the hollow hairbrush rotary drum 7 are used for respectively carrying out hot air drying on the paper 13 from the upper part and the lower part of the paper 13, so that the paper 13 realizes the two-sided drying effect, and the set winding roller 2 rotates to wind the paper 13 to realize the conveying of the paper 13, so that the paper 13 can be comprehensively and fully dried.

The sliding frame 3 can slide relative to the supporting table 1, when the rotating shifting plate 29 is propped against the pushing post I19, the rotating shifting plate 29 deflects and positions the rotating shifting plate 29 through the elastic positioning assembly, in the process, the rotating shifting plate 29 drives the middle gear 26 to rotate, the vertical rack I14 moves upwards, the vertical rack II24 moves downwards, the hollow brush plate 12 moves downwards to be attached to the upper surface of the paper 13, the hollow brush rotary drum 7 moves upwards to be attached to the lower surface of the paper 13, hot air sprayed out of the hollow brush plate 12 and the hollow brush rotary drum 7 can fully dry the paper 13, and the hollow brush plate 12 and the hollow brush rotary drum 7 can level the paper 13 along with the movement of the sliding frame 3, so that the paper 13 is prevented from being wrinkled, and the production quality of the paper 13 is guaranteed while the drying effect is improved.

And when the rotary poking plate 29 and the pushing column II42 are pushed against, the rotary poking plate 29 achieves a reset effect, so that the hollow hairbrush plate 12 and the hollow hairbrush rotary drum 7 can carry out unidirectional leveling on the paper 13, the situation that the paper 13 is not in conflict with the leveling action of the hollow hairbrush plate 12 and the hollow hairbrush rotary drum 7 in the process of winding the paper 13 by the winding roller 2 is guaranteed, and stable conveying of the paper 13 in the drying process is well guaranteed.

Specifically, the elastic positioning assembly comprises an extending column 44 on the rotary shifting plate 29, a fixed sleeve block 33 is fixedly sleeved on the extending column 44, a sliding sleeve block 32 is slidably installed on the extending column 44, a spring ring 30 is fixedly connected between the sliding sleeve block 32 and the fixed sleeve block 33, the spring ring 30 is movably sleeved on the extending column 44, a connecting frame 28 is hinged on the sliding sleeve block 32, one end, far away from the sliding sleeve block 32, of the connecting frame 28 is hinged with the box body 6, two positioning blocks 31 are fixed on the box body 6, and the two positioning blocks 31 are respectively positioned on two sides of the connecting frame 28.

Through the arrangement, when the rotating shifting plate 29 is pushed by the pushing column I19 and the pushing column II42 to perform deflection, the spring ring 30 is elastically stretched, so that the sliding sleeve block 32 applies thrust to one end of the connecting frame 28 far away from the box body 6, namely, the connecting frame 28 has a rotation trend, and the positioning block 31 is arranged to limit the position of the connecting frame 28, so that the position stability of the connecting frame 28, the sliding sleeve block 32 and the rotating shifting plate 29 in the switching process is ensured, and the stability degree of the drying and leveling process of the paper 13 is well ensured.

In addition, the transmission assembly comprises a driving rack 9 fixed on the suspension bracket 11, a rotating shaft 17 is coaxially fixed on the winding roller 2, a rotating gear 10 is fixedly sleeved on the rotating shaft 17, and the driving rack 9 is meshed with the rotating gear 10 to be matched. A limiting sleeve block 40 is fixed on the supporting table 1, a guide rod 41 is vertically and slidably arranged on the limiting sleeve block 40, a friction arc block 38 in friction abutting connection with the rotating shaft 17 is fixed on the guide rod 41, and a pushing spring 39 is fixedly connected between the friction arc block 38 and the limiting sleeve block 40.

Through the arrangement, as shown in fig. 1, in the process that the sliding frame 3 moves towards one side of the rotary gear 10, when the driving rack 9 moves to be meshed with the rotary gear 10, the rotary gear 10 drives the winding roller 2 to rotate, so that the winding roller 2 can wind the paper 13, the dried paper 13 can be wound, the pulling plate 29 is then rotated to push against the pushing post I19, the driving rack 9 moves upwards and is separated from the rotary gear 10, the paper 13 is stationary at the moment, the effect of drying the paper 13 section by section and repeatedly is realized in the process that the sliding frame 3 moves back and forth, and the drying effect of the paper 13 is greatly improved.

Example 2

Referring to fig. 1-8, on the basis of embodiment 1, in addition, the connection assembly includes a sliding block 34 slidably mounted on the case 6, a pulley I23 is rotatably mounted on the sliding block 34, a pulley III43 is fixedly sleeved on the hollow rotating shaft 21, a pulley II25 is coaxially fixed on an output shaft of the servomotor 18, and a transmission belt 22 is in transmission connection with the pulley I23, the pulley II25 and the pulley III 43. The box body 6 is fixedly provided with a guide post 35, the sliding block 34 is sleeved on the guide post 35 in a sliding manner, the guide post 35 is sleeved with a connecting spring 36, and two ends of the connecting spring 36 are respectively fixed with the box body 6 and the sliding block 34.

With the above arrangement, after the servo motor 18 is started, the servo motor 18 drives the pulley II25 to rotate, the pulley II25 drives the pulley III43 to rotate through the transmission belt 22, and the pulley III43 drives the hollow rotating shaft 21 to rotate, so that the hollow rotating shaft 21 drives the hollow brush drum 7 to rotate, so that hot air can flow around the paper 13 in a rotating manner, and the paper 13 can be sufficiently dried.

In addition, a movable gear 8 is coaxially fixed at the end part of the hollow brush drum 7, an upper rack 5 and a lower rack 4 which are arranged in parallel are fixedly arranged on the supporting table 1, and the movable gear 8 is alternately meshed with the upper rack 5 and the lower rack 4.

In the process of rotating the moving gear 8, the moving gear 8 is meshed with the lower rack 4, and when the rotary shifting plate 29 is pushed against the pushing post I19, the suspension bracket 11 drives the moving gear 8 to move upwards, so that the moving gear 8 is meshed with the driving rack 9, further, the moving gear 8 is alternately meshed with the lower rack 4 and the upper rack 5, the sliding frame 3 can reciprocate, and the paper 13 is comprehensively dried.

Wherein, install air heater 15 on box 6, the exit end intercommunication of air heater 15 is installed the ripple and is responsible for 16, and the ripple is responsible for and is installed the ripple and be responsible for 16 intercommunication and install ripple branch pipe 20, and the one end and the cavity brush board 12 intercommunication of ripple branch pipe 20, the other end and the cavity pivot 21 intercommunication of ripple branch pipe 20. The hot air generated by the hot air blower 15 can be delivered to the inside of the corrugated main pipe 16, and then the hot air enters the corrugated branch pipe 20, and the hot air enters the inside of the hollow brush plate 12 and the hollow brush drum 7, and then the hot air is discharged through the hollow brush plate 12 and the hollow brush drum 7 to dry the paper 13.

In summary, the sliding frame 3 provided in the invention moves transversely, so that the hollow brush plate 12 and the hollow brush drum 7 can move relative to the paper 13, so that different positions of the paper 13 can be dried by hot air sufficiently, and when the driving rack 9 is meshed with the rotating gear 10, the rotating gear 10 drives the winding roller 2 to rotate, thereby realizing winding of the paper 13, realizing step-by-step conveying effect of the paper 13, realizing full drying effect of the paper 13 section by section, and greatly improving the drying degree of the paper 13. According to the invention, the rotary shifting plate 29 can be intermittently deflected and positioned by means of the elastic positioning component, so that when the paper 13 is in a stationary phase, the hollow brush rotary drum 7 and the hollow brush plate 12 can be close to the paper 13, an effective leveling effect of the paper 13 in a hot air drying process is realized, wrinkles of the paper 13 are avoided, the smoothness of the dried paper 13 is well ensured, and the papermaking quality is improved.

It should be noted that, although the present disclosure describes embodiments, each embodiment does not include a separate technical solution, and the description is only for clarity, those skilled in the art should understand that the technical solutions in the embodiments may be properly combined to form other embodiments that can be understood by those skilled in the art, and the above embodiments only represent the preferred embodiments of the present disclosure, and the description is more specific and detailed, but should not be construed as limiting the scope of the claims. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which fall within the scope of the present invention. The protection scope of the technical scheme patent is subject to the appended claims.

Claims

1. The utility model provides a drying device for papermaking, includes brace table (1), rotates on brace table (1) and installs around rolling up roller (2) that are used for lapping up paper (13), slidable mounting has on brace table (1) to slide frame (3), be fixed with box (6) on slide frame (3), its characterized in that, hollow brush board (12) and hollow brush rotary drum (7) are installed respectively to both sides about paper (13), a plurality of bar exhaust hole II (37) have been seted up to hollow brush board (12) bottom, a plurality of bar exhaust hole I (27) have been seted up on hollow brush rotary drum (7), all let in hot air in hollow brush board (12) and hollow brush rotary drum (7), rotate on box (6) and install rotation and dial board (29), be fixed with respectively with rotation and dial board (29) both sides corresponding push post I (19) and push post II (42), rotate and dial board (29) and be connected with between box (6) elastic positioning component, rotate on the box (6) and be connected with vertical rack (24) in the middle of the centre of rotation (14), the utility model discloses a spring box (28) with a spring box, a spring box (32) and a spring box (28) are arranged on the spring box, a hollow brush plate (12) is arranged on the hollow brush plate (12), a vertical rack II (24) is fixed with the hollow brush plate (12), a suspension bracket (11) is fixed at the bottom of the vertical rack I (14), a hollow rotating shaft (21) coaxially fixed with the hollow brush rotating drum (7) is rotatably arranged on the suspension bracket (11), the hollow rotating shaft (21) is internally communicated with the hollow brush rotating drum (7), a transmission component for driving the winding roller (2) to rotate in a stepping manner is arranged on the suspension bracket (11), a servo motor (18) is arranged on the sliding bracket (3), a connecting component is connected on the servo motor (18), the connecting component is used for driving the hollow rotating shaft (21), the elastic positioning component comprises an extension column (44) fixed on a rotating pulling plate (29), a fixed sleeve block (33) is fixedly sleeved on the extension column (44), a sliding sleeve block (32) is slidably arranged on the extension column (44), a ring (30) is fixedly connected between the fixed sleeve block (33), a spring box (32) is fixedly sleeved on the sliding sleeve (32), one end (28) of the spring box (28) is connected with the spring box (6), the two positioning blocks (31) are respectively positioned at two sides of the connecting frame (28), the transmission assembly comprises a driving rack (9) fixed on the suspension frame (11), a rotating shaft (17) is coaxially fixed on the winding roller (2), a rotating gear (10) is fixedly sleeved on the rotating shaft (17), the driving rack (9) is properly meshed with the rotating gear (10), the connection assembly comprises a sliding block (34) which is slidably mounted on the box body (6), a belt wheel I (23) is rotatably mounted on the sliding block (34), a belt wheel III (43) is fixedly sleeved on the hollow rotating shaft (21), a belt wheel II (25) is coaxially fixed on an output shaft of the servo motor (18), a transmission belt (22) is connected between the belt wheel I (23), the belt wheel II (25) and the belt wheel III (43), a guide post (35) is fixedly mounted on the box body (6), the sliding block (34) is slidably sleeved on the guide post (35), a connecting spring (36) is sleeved on the guide post (35), the connecting spring (36) is fixedly sleeved on the two ends of the connecting spring (36) and the two ends of the hollow rotating shafts (8), an upper rack (5) and a lower rack (4) which are arranged in parallel are fixedly arranged on the supporting table (1), and the movable gear (8) is alternately meshed with the upper rack (5) and the lower rack (4).

2. A drying device for papermaking according to claim 1, characterized in that a stop collar block (40) is fixed on the supporting table (1), a guide rod (41) is vertically and slidably installed on the stop collar block (40), a friction arc block (38) in friction abutting connection with the rotating shaft (17) is fixed on the guide rod (41), and a pushing spring (39) is fixedly connected between the friction arc block (38) and the stop collar block (40).

3. A drying device for papermaking according to claim 1, characterized in that a hot air blower (15) is installed on the box body (6), a corrugated main pipe (16) is installed at the outlet end of the hot air blower (15) in a communicating manner, a corrugated branch pipe (20) is installed on the corrugated main pipe (16) in a communicating manner, one end of the corrugated branch pipe (20) is communicated with the hollow hairbrush plate (12), and the other end of the corrugated branch pipe (20) is communicated with the hollow rotating shaft (21).